WifiManager.java revision 3550ac919c492f3fbaebbf868f4df0d1ea7ee784
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.net.wifi; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.annotation.SdkConstant; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.annotation.SdkConstant.SdkConstantType; 21ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriffimport android.content.Context; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.net.DhcpInfo; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Binder; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.IBinder; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.RemoteException; 277e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackbornimport android.os.WorkSource; 28227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriffimport android.os.Messenger; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 30ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriffimport com.android.internal.util.AsyncChannel; 31ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.List; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This class provides the primary API for managing all aspects of Wi-Fi 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * connectivity. Get an instance of this class by calling 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Context#getSystemService(String) Context.getSystemService(Context.WIFI_SERVICE)}. 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * It deals with several categories of items: 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>The list of configured networks. The list can be viewed and updated, 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and attributes of individual entries can be modified.</li> 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>The currently active Wi-Fi network, if any. Connectivity can be 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * established or torn down, and dynamic information about the state of 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the network can be queried.</li> 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>Results of access point scans, containing enough information to 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * make decisions about what access point to connect to.</li> 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>It defines the names of various Intent actions that are broadcast 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * upon any sort of change in Wi-Fi state. 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is the API to use when performing Wi-Fi specific operations. To 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * perform operations that pertain to network connectivity at an abstract 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * level, use {@link android.net.ConnectivityManager}. 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class WifiManager { 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Supplicant error codes: 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The error code if there was a problem authenticating. 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int ERROR_AUTHENTICATING = 1; 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Broadcast intent action indicating that Wi-Fi has been enabled, disabled, 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enabling, disabling, or unknown. One extra provides this state as an int. 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Another extra provides the previous state, if available. 67227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_WIFI_STATE 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_PREVIOUS_WIFI_STATE 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String WIFI_STATE_CHANGED_ACTION = 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "android.net.wifi.WIFI_STATE_CHANGED"; 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for an int that indicates whether Wi-Fi is enabled, 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * disabled, enabling, disabling, or unknown. Retrieve it with 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getIntExtra(String,int)}. 78227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_DISABLED 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_DISABLING 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_ENABLED 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_ENABLING 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_UNKNOWN 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_WIFI_STATE = "wifi_state"; 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The previous Wi-Fi state. 88227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_WIFI_STATE 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_PREVIOUS_WIFI_STATE = "previous_wifi_state"; 92227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is currently being disabled. The state will change to {@link #WIFI_STATE_DISABLED} if 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it finishes successfully. 96227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_DISABLING = 0; 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is disabled. 103227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_DISABLED = 1; 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is currently being enabled. The state will change to {@link #WIFI_STATE_ENABLED} if 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it finishes successfully. 111227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_ENABLING = 2; 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is enabled. 118227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_ENABLED = 3; 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is in an unknown state. This state will occur when an error happens while enabling 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or disabling. 126227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 1279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 1289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 1299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_UNKNOWN = 4; 1315321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 1325321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1335321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Broadcast intent action indicating that Wi-Fi AP has been enabled, disabled, 1345321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * enabling, disabling, or failed. 1355321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1365321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1375321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 1385321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public static final String WIFI_AP_STATE_CHANGED_ACTION = 1395321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff "android.net.wifi.WIFI_AP_STATE_CHANGED"; 1405321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 1415321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1425321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * The lookup key for an int that indicates whether Wi-Fi AP is enabled, 1435321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * disabled, enabling, disabling, or failed. Retrieve it with 1445321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link android.content.Intent#getIntExtra(String,int)}. 1455321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1465321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_DISABLED 1475321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_DISABLING 1485321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_ENABLED 1495321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_ENABLING 1505321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_FAILED 1515321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1525321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1535321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 1545321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public static final String EXTRA_WIFI_AP_STATE = "wifi_state"; 1555321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1565321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * The previous Wi-Fi state. 1575321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1585321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #EXTRA_WIFI_AP_STATE 1595321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1605321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1615321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 1625321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public static final String EXTRA_PREVIOUS_WIFI_AP_STATE = "previous_wifi_state"; 1635321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1645321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is currently being disabled. The state will change to 1655321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_DISABLED} if it finishes successfully. 1665321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1675321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 1685321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 1695321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1705321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1715321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 172a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_DISABLING = 10; 1735321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1745321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is disabled. 1755321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1765321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 1775321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiState() 1785321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1795321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1805321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 181a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_DISABLED = 11; 1825321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1835321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is currently being enabled. The state will change to 1845321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_ENABLED} if it finishes successfully. 1855321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1865321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 1875321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 1885321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1895321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1905321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 191a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_ENABLING = 12; 1925321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1935321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is enabled. 1945321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1955321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 1965321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 1975321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1985321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1995321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 200a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_ENABLED = 13; 2015321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 2025321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is in a failed state. This state will occur when an error occurs during 2035321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * enabling or disabling 2045321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 2055321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 2065321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 2075321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 2085321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 2095321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 210a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_FAILED = 14; 2115321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Broadcast intent action indicating that a connection to the supplicant has 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * been established (and it is now possible 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to perform Wi-Fi operations) or the connection to the supplicant has been 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lost. One extra provides the connection state as a boolean, where {@code true} 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * means CONNECTED. 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_SUPPLICANT_CONNECTED 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String SUPPLICANT_CONNECTION_CHANGE_ACTION = 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "android.net.wifi.supplicant.CONNECTION_CHANGE"; 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a boolean that indicates whether a connection to 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the supplicant daemon has been gained or lost. {@code true} means 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a connection now exists. 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve it with {@link android.content.Intent#getBooleanExtra(String,boolean)}. 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_SUPPLICANT_CONNECTED = "connected"; 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Broadcast intent action indicating that the state of Wi-Fi connectivity 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has changed. One extra provides the new state 2333550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy * in the form of a {@link android.net.NetworkInfo} object. If the new 2343550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy * state is CONNECTED, additional extras may provide the BSSID and WifiInfo of 2353550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy * the access point. 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as a {@code String}. 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_NETWORK_INFO 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_BSSID 2393550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy * @see #EXTRA_WIFI_INFO 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String NETWORK_STATE_CHANGED_ACTION = "android.net.wifi.STATE_CHANGE"; 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a {@link android.net.NetworkInfo} object associated with the 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi network. Retrieve with 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getParcelableExtra(String)}. 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_NETWORK_INFO = "networkInfo"; 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a String giving the BSSID of the access point to which 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * we are connected. Only present when the new state is CONNECTED. 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve with 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getStringExtra(String)}. 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_BSSID = "bssid"; 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2573550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy * The lookup key for a {@link android.net.wifi.WifiInfo} object giving the 2583550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy * information about the access point to which we are connected. Only present 2593550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy * when the new state is CONNECTED. Retrieve with 2603550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy * {@link android.content.Intent#getParcelableExtra(String)}. 2613550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy */ 2623550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy public static final String EXTRA_WIFI_INFO = "wifiInfo"; 2633550ac919c492f3fbaebbf868f4df0d1ea7ee784Isaac Levy /** 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Broadcast intent action indicating that the state of establishing a connection to 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * an access point has changed.One extra provides the new 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link SupplicantState}. Note that the supplicant state is Wi-Fi specific, and 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is not generally the most useful thing to look at if you are just interested in 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the overall state of connectivity. 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_NEW_STATE 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_SUPPLICANT_ERROR 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String SUPPLICANT_STATE_CHANGED_ACTION = 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "android.net.wifi.supplicant.STATE_CHANGE"; 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a {@link SupplicantState} describing the new state 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve with 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getParcelableExtra(String)}. 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_NEW_STATE = "newState"; 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a {@link SupplicantState} describing the supplicant 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * error code if any 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve with 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getIntExtra(String, int)}. 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #ERROR_AUTHENTICATING 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_SUPPLICANT_ERROR = "supplicantError"; 290fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff 291fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff /** 292fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff * Broadcast intent action for reporting errors 293fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff * @hide 294fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff */ 295fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 296fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff public static final String ERROR_ACTION = "android.net.wifi.ERROR"; 297fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff /** 298fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff * The type of error being reported 299fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff * @hide 300fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff */ 301fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff public static final String EXTRA_ERROR_CODE = "errorCode"; 302fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff 303fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff /** 304fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff * Valid error codes 305fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff * @hide 306fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff */ 307fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff public static final int WPS_OVERLAP_ERROR = 1; 308fcb659b66756ac02bd1491ae1365b27e8509a890Irfan Sheriff 309e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 310be9ee6a498afc08df1ca6d796b703b703b25c9a9Irfan Sheriff * Broadcast intent action indicating that the configured networks changed. 311e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * This can be as a result of adding/updating/deleting a network 312e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 313e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 314be9ee6a498afc08df1ca6d796b703b703b25c9a9Irfan Sheriff public static final String CONFIGURED_NETWORKS_CHANGED_ACTION = 315be9ee6a498afc08df1ca6d796b703b703b25c9a9Irfan Sheriff "android.net.wifi.CONFIGURED_NETWORKS_CHANGE"; 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An access point scan has completed, and results are available from the supplicant. 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Call {@link #getScanResults()} to obtain the results. 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String SCAN_RESULTS_AVAILABLE_ACTION = "android.net.wifi.SCAN_RESULTS"; 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The RSSI (signal strength) has changed. 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_NEW_RSSI 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String RSSI_CHANGED_ACTION = "android.net.wifi.RSSI_CHANGED"; 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for an {@code int} giving the new RSSI in dBm. 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_NEW_RSSI = "newRssi"; 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 334be9ee6a498afc08df1ca6d796b703b703b25c9a9Irfan Sheriff * Broadcast intent action indicating that the link configuration 3350d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * changed on wifi. 3360d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 3370d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 338be9ee6a498afc08df1ca6d796b703b703b25c9a9Irfan Sheriff public static final String LINK_CONFIGURATION_CHANGED_ACTION = 339be9ee6a498afc08df1ca6d796b703b703b25c9a9Irfan Sheriff "android.net.wifi.LINK_CONFIGURATION_CHANGED"; 340f61101f6266be243c481d163b95e65d67b8d1669Wink Saville 3410d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 34237e65ebb7eb932e1a144b1cab262e11ca5fd109bRobert Greenwalt * The lookup key for a {@link android.net.LinkProperties} object associated with the 3430d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Wi-Fi network. Retrieve with 3440d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * {@link android.content.Intent#getParcelableExtra(String)}. 3450d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 3460d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 34737e65ebb7eb932e1a144b1cab262e11ca5fd109bRobert Greenwalt public static final String EXTRA_LINK_PROPERTIES = "linkProperties"; 3480d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 3490d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 350f61101f6266be243c481d163b95e65d67b8d1669Wink Saville * The lookup key for a {@link android.net.LinkCapabilities} object associated with the 351f61101f6266be243c481d163b95e65d67b8d1669Wink Saville * Wi-Fi network. Retrieve with 352f61101f6266be243c481d163b95e65d67b8d1669Wink Saville * {@link android.content.Intent#getParcelableExtra(String)}. 353f61101f6266be243c481d163b95e65d67b8d1669Wink Saville * @hide 354f61101f6266be243c481d163b95e65d67b8d1669Wink Saville */ 355f61101f6266be243c481d163b95e65d67b8d1669Wink Saville public static final String EXTRA_LINK_CAPABILITIES = "linkCapabilities"; 356f61101f6266be243c481d163b95e65d67b8d1669Wink Saville 357f61101f6266be243c481d163b95e65d67b8d1669Wink Saville /** 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The network IDs of the configured networks could have changed. 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String NETWORK_IDS_CHANGED_ACTION = "android.net.wifi.NETWORK_IDS_CHANGED"; 36237e65ebb7eb932e1a144b1cab262e11ca5fd109bRobert Greenwalt 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity Action: Pick a Wi-Fi network to connect to. 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Input: Nothing. 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Output: Nothing. 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String ACTION_PICK_WIFI_NETWORK = "android.net.wifi.PICK_WIFI_NETWORK"; 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 37299001278289036a3c645e599ed832943ff1b6e15Eric Shienbrood * In this Wi-Fi lock mode, Wi-Fi will be kept active, 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and will behave normally, i.e., it will attempt to automatically 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * establish a connection to a remembered access point that is 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * within range, and will do periodic scans if there are remembered 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * access points but none are in range. 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_MODE_FULL = 1; 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 38099001278289036a3c645e599ed832943ff1b6e15Eric Shienbrood * In this Wi-Fi lock mode, Wi-Fi will be kept active, 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * but the only operation that will be supported is initiation of 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * scans, and the subsequent reporting of scan results. No attempts 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be made to automatically connect to remembered access points, 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * nor will periodic scans be automatically performed looking for 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * remembered access points. Scans must be explicitly requested by 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * an application in this mode. 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_MODE_SCAN_ONLY = 2; 389652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff /** 390652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * In this Wi-Fi lock mode, Wi-Fi will be kept active as in mode 391652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * {@link #WIFI_MODE_FULL} but it operates at high performance 392652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * with minimum packet loss and low packet latency even when 393652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * the device screen is off. This mode will consume more power 394652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * and hence should be used only when there is a need for such 395652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * an active connection. 396652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * <p> 397652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * An example use case is when a voice connection needs to be 398652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * kept active even after the device screen goes off. Holding the 399652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * regular {@link #WIFI_MODE_FULL} lock will keep the wifi 400652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * connection active, but the connection can be lossy. 401652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * Holding a {@link #WIFI_MODE_FULL_HIGH_PERF} lock for the 402652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * duration of the voice call will improve the call quality. 403652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * <p> 404652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * When there is no support from the hardware, this lock mode 405652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * will have the same behavior as {@link #WIFI_MODE_FULL} 406652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff */ 407652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff public static final int WIFI_MODE_FULL_HIGH_PERF = 3; 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Anything worse than or equal to this will show 0 bars. */ 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int MIN_RSSI = -100; 411652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Anything better than or equal to this will show the max bars. */ 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int MAX_RSSI = -55; 41436f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff 41536f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff /** 41636f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * Auto settings in the driver. The driver could choose to operate on both 41736f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * 2.4 GHz and 5 GHz or make a dynamic decision on selecting the band. 41836f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @hide 41936f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff */ 42036f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff public static final int WIFI_FREQUENCY_BAND_AUTO = 0; 42136f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff 42236f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff /** 42336f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * Operation on 5 GHz alone 42436f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @hide 42536f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff */ 42636f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff public static final int WIFI_FREQUENCY_BAND_5GHZ = 1; 42736f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff 42836f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff /** 42936f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * Operation on 2.4 GHz alone 43036f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @hide 43136f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff */ 43236f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff public static final int WIFI_FREQUENCY_BAND_2GHZ = 2; 43336f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff 434227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff /** List of asyncronous notifications 435227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * @hide 436227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff */ 437227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff public static final int DATA_ACTIVITY_NOTIFICATION = 1; 438227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff 439227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff //Lowest bit indicates data reception and the second lowest 440227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff //bit indicates data transmitted 441227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff /** @hide */ 442227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff public static final int DATA_ACTIVITY_NONE = 0x00; 443227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff /** @hide */ 444227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff public static final int DATA_ACTIVITY_IN = 0x01; 445227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff /** @hide */ 446227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff public static final int DATA_ACTIVITY_OUT = 0x02; 447227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff /** @hide */ 448227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff public static final int DATA_ACTIVITY_INOUT = 0x03; 449227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project IWifiManager mService; 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Handler mHandler; 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 453617750604c69e6068f68266d0e30324273aa990eMike Lockwood /* Maximum number of active locks we allow. 454617750604c69e6068f68266d0e30324273aa990eMike Lockwood * This limit was added to prevent apps from creating a ridiculous number 455617750604c69e6068f68266d0e30324273aa990eMike Lockwood * of locks and crashing the system by overflowing the global ref table. 456617750604c69e6068f68266d0e30324273aa990eMike Lockwood */ 457617750604c69e6068f68266d0e30324273aa990eMike Lockwood private static final int MAX_ACTIVE_LOCKS = 50; 458617750604c69e6068f68266d0e30324273aa990eMike Lockwood 459617750604c69e6068f68266d0e30324273aa990eMike Lockwood /* Number of currently active WifiLocks and MulticastLocks */ 460617750604c69e6068f68266d0e30324273aa990eMike Lockwood private int mActiveLockCount; 461617750604c69e6068f68266d0e30324273aa990eMike Lockwood 462ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /* For communication with WifiService */ 463ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff private AsyncChannel mAsyncChannel = new AsyncChannel(); 464ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a new WifiManager instance. 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Applications will almost always want to use 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Context#getSystemService Context.getSystemService()} to retrieve 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the standard {@link android.content.Context#WIFI_SERVICE Context.WIFI_SERVICE}. 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param service the Binder interface 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param handler target for messages 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide - hide this because it takes in a parameter of type IWifiManager, which 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is a system private class. 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiManager(IWifiManager service, Handler handler) { 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService = service; 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler = handler; 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return a list of all the networks configured in the supplicant. 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Not all fields of WifiConfiguration are returned. Only the following 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * fields are filled in: 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>networkId</li> 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>SSID</li> 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>BSSID</li> 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>priority</li> 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedProtocols</li> 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedKeyManagement</li> 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedAuthAlgorithms</li> 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedPairwiseCiphers</li> 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedGroupCiphers</li> 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a list of network configurations in the form of a list 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of {@link WifiConfiguration} objects. 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public List<WifiConfiguration> getConfiguredNetworks() { 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getConfiguredNetworks(); 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Add a new network description to the set of configured networks. 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The {@code networkId} field of the supplied configuration object 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is ignored. 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p/> 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The new network will be marked DISABLED by default. To enable it, 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called {@link #enableNetwork}. 513227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config the set of variables that describe the configuration, 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * contained in a {@link WifiConfiguration} object. 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the ID of the newly created network description. This is used in 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * other operations to specified the network to be acted upon. 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns {@code -1} on failure. 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int addNetwork(WifiConfiguration config) { 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (config == null) { 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project config.networkId = -1; 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return addOrUpdateNetwork(config); 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Update the network description of an existing configured network. 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config the set of variables that describe the configuration, 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * contained in a {@link WifiConfiguration} object. It may 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be sparse, so that only the items that are being changed 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are non-<code>null</code>. The {@code networkId} field 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * must be set to the ID of the existing network being updated. 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns the {@code networkId} of the supplied 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@code WifiConfiguration} on success. 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <br/> 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns {@code -1} on failure, including when the {@code networkId} 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * field of the {@code WifiConfiguration} does not refer to an 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * existing network. 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int updateNetwork(WifiConfiguration config) { 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (config == null || config.networkId < 0) { 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return addOrUpdateNetwork(config); 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Internal method for doing the RPC that creates a new network description 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or updates an existing one. 553227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config The possibly sparse object containing the variables that 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are to set or updated in the network description. 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the ID of the network on success, {@code -1} on failure. 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int addOrUpdateNetwork(WifiConfiguration config) { 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.addOrUpdateNetwork(config); 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove the specified network from the list of configured networks. 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This may result in the asynchronous delivery of state change 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * events. 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the integer that identifies the network configuration 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to the supplicant 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean removeNetwork(int netId) { 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.removeNetwork(netId); 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Allow a previously configured network to be associated with. If 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>disableOthers</code> is true, then all other configured 5859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * networks are disabled, and an attempt to connect to the selected 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * network is initiated. This may result in the asynchronous delivery 5879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of state change events. 5889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the ID of the network in the list of configured networks 5899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param disableOthers if true, disable all other networks. The way to 5909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * select a particular network to connect to is specify {@code true} 5919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for this parameter. 5929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean enableNetwork(int netId, boolean disableOthers) { 5959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.enableNetwork(netId, disableOthers); 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disable a configured network. The specified network will not be 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a candidate for associating. This may result in the asynchronous 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * delivery of state change events. 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the ID of the network as returned by {@link #addNetwork}. 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean disableNetwork(int netId) { 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.disableNetwork(netId); 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disassociate from the currently active access point. This may result 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the asynchronous delivery of state change events. 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean disconnect() { 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 624e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.disconnect(); 625e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reconnect to the currently active access point, if we are currently 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * disconnected. This may result in the asynchronous delivery of state 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * change events. 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean reconnect() { 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 639e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.reconnect(); 640e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reconnect to the currently active access point, even if we are already 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * connected. This may result in the asynchronous delivery of state 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * change events. 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean reassociate() { 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 654e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.reassociate(); 655e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Check that the supplicant daemon is responding to requests. 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if we were able to communicate with the supplicant and 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it returned the expected response to the PING message. 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean pingSupplicant() { 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mService == null) 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.pingSupplicant(); 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Request a scan for access points. Returns immediately. The availability 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of the results is made known later by means of an asynchronous event sent 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * on completion of the scan. 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded, i.e., the scan was initiated 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 682a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood public boolean startScan() { 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 684e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.startScan(false); 685e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 686a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } catch (RemoteException e) { 687a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood return false; 688a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } 689a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } 690a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood 691a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood /** 692a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * Request a scan for access points. Returns immediately. The availability 693a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * of the results is made known later by means of an asynchronous event sent 694a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * on completion of the scan. 695a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * This is a variant of startScan that forces an active scan, even if passive 696a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * scans are the current default 697a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * @return {@code true} if the operation succeeded, i.e., the scan was initiated 698a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * 699a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * @hide 700a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood */ 701a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood public boolean startScanActive() { 702a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood try { 703e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.startScan(true); 704e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return dynamic information about the current Wi-Fi connection, if any is active. 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the Wi-Fi information, contained in {@link WifiInfo}. 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiInfo getConnectionInfo() { 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getConnectionInfo(); 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the results of the latest access point scan. 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the list of access points found in the most recent scan. 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public List<ScanResult> getScanResults() { 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getScanResults(); 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Tell the supplicant to persist the current list of configured networks. 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note: It is possible for this method to change the network IDs of 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * existing networks. You should assume the network IDs can be different 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * after calling this method. 740227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean saveConfiguration() { 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.saveConfiguration(); 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 752ed4f28b492da3ff140bbaabbbda798a08c40ea5bIrfan Sheriff * Set the country code. 753ed4f28b492da3ff140bbaabbbda798a08c40ea5bIrfan Sheriff * @param countryCode country code in ISO 3166 format. 754ed4f28b492da3ff140bbaabbbda798a08c40ea5bIrfan Sheriff * @param persist {@code true} if this needs to be remembered 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 756ed4f28b492da3ff140bbaabbbda798a08c40ea5bIrfan Sheriff * @hide 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 758ed4f28b492da3ff140bbaabbbda798a08c40ea5bIrfan Sheriff public void setCountryCode(String country, boolean persist) { 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 760ed4f28b492da3ff140bbaabbbda798a08c40ea5bIrfan Sheriff mService.setCountryCode(country, persist); 761ed4f28b492da3ff140bbaabbbda798a08c40ea5bIrfan Sheriff } catch (RemoteException e) { } 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 76536f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * Set the operational frequency band. 76636f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @param band One of 76736f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * {@link #WIFI_FREQUENCY_BAND_AUTO}, 76836f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * {@link #WIFI_FREQUENCY_BAND_5GHZ}, 76936f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * {@link #WIFI_FREQUENCY_BAND_2GHZ}, 77036f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @param persist {@code true} if this needs to be remembered 77136f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @hide 77236f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff */ 77336f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff public void setFrequencyBand(int band, boolean persist) { 77436f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff try { 77536f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff mService.setFrequencyBand(band, persist); 77636f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff } catch (RemoteException e) { } 77736f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff } 77836f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff 77936f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff /** 78036f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * Get the operational frequency band. 78136f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @return One of 78236f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * {@link #WIFI_FREQUENCY_BAND_AUTO}, 78336f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * {@link #WIFI_FREQUENCY_BAND_5GHZ}, 78436f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * {@link #WIFI_FREQUENCY_BAND_2GHZ} or 78536f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * {@code -1} on failure. 78636f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @hide 78736f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff */ 78836f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff public int getFrequencyBand() { 78936f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff try { 79036f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff return mService.getFrequencyBand(); 79136f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff } catch (RemoteException e) { 79236f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff return -1; 79336f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff } 79436f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff } 79536f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff 79636f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff /** 79736f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * Check if the chipset supports dual frequency band (2.4 GHz and 5 GHz) 79836f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @return {@code true} if supported, {@code false} otherwise. 79936f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff * @hide 80036f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff */ 80136f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff public boolean isDualBandSupported() { 80236f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff try { 80336f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff return mService.isDualBandSupported(); 80436f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff } catch (RemoteException e) { 80536f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff return false; 80636f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff } 80736f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff } 80836f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff 80936f7413dabfab50699135019ba55151e9227f59dIrfan Sheriff /** 8109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the DHCP-assigned addresses from the last successful DHCP request, 8119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if any. 8129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the DHCP information 8139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public DhcpInfo getDhcpInfo() { 8159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 8169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getDhcpInfo(); 8179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 8189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 8199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Enable or disable Wi-Fi. 8259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param enabled {@code true} to enable, {@code false} to disable. 8269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeds (or if the existing state 8279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is the same as the requested state). 8289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean setWifiEnabled(boolean enabled) { 8309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 8319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.setWifiEnabled(enabled); 8329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 8339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 8349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets the Wi-Fi enabled state. 8399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return One of {@link #WIFI_STATE_DISABLED}, 8409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #WIFI_STATE_DISABLING}, {@link #WIFI_STATE_ENABLED}, 8419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #WIFI_STATE_ENABLING}, {@link #WIFI_STATE_UNKNOWN} 8429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #isWifiEnabled() 8439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getWifiState() { 8459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 8469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getWifiEnabledState(); 8479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 8489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return WIFI_STATE_UNKNOWN; 8499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 851227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff 8529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 853227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * Return whether Wi-Fi is enabled or disabled. 8549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if Wi-Fi is enabled 8559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 8569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isWifiEnabled() { 8589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getWifiState() == WIFI_STATE_ENABLED; 8599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 860227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff 8619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Calculates the level of the signal. This should be used any time a signal 8639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is being shown. 864227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 8659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssi The power of the signal measured in RSSI. 8669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param numLevels The number of levels to consider in the calculated 8679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * level. 8689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return A level of the signal, given in the range of 0 to numLevels-1 8699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (both inclusive). 8709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static int calculateSignalLevel(int rssi, int numLevels) { 8729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (rssi <= MIN_RSSI) { 8739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 8749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (rssi >= MAX_RSSI) { 8759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return numLevels - 1; 8769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 8774c0d81b8add0372cc7194b17cc6d2bfc58baacd1Daniel Sandler float inputRange = (MAX_RSSI - MIN_RSSI); 8784c0d81b8add0372cc7194b17cc6d2bfc58baacd1Daniel Sandler float outputRange = (numLevels - 1); 8794c0d81b8add0372cc7194b17cc6d2bfc58baacd1Daniel Sandler return (int)((float)(rssi - MIN_RSSI) * outputRange / inputRange); 8809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 882227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff 8839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Compares two signal strengths. 885227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 8869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssiA The power of the first signal measured in RSSI. 8879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssiB The power of the second signal measured in RSSI. 8889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns <0 if the first signal is weaker than the second signal, 8899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 0 if the two signals have the same strength, and >0 if the first 8909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * signal is stronger than the second signal. 8919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 8929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static int compareSignalLevel(int rssiA, int rssiB) { 8939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return rssiA - rssiB; 8949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 8959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 8969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 8975321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Start AccessPoint mode with the specified 8985321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * configuration. If the radio is already running in 8995321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * AP mode, update the new configuration 9005321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Note that starting in access point mode disables station 9015321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * mode operation 9025321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @param wifiConfig SSID, security and channel details as 9035321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * part of WifiConfiguration 9045321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return {@code true} if the operation succeeds, {@code false} otherwise 9055321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 9065321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open up yet 9075321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 9085321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public boolean setWifiApEnabled(WifiConfiguration wifiConfig, boolean enabled) { 9095321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff try { 910ffcea7ae7316ab748a49f5e8f6c6798356f35719Irfan Sheriff mService.setWifiApEnabled(wifiConfig, enabled); 911ffcea7ae7316ab748a49f5e8f6c6798356f35719Irfan Sheriff return true; 9125321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } catch (RemoteException e) { 9135321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return false; 9145321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 9155321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 9165321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 9175321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 9185321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Gets the Wi-Fi enabled state. 9195321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return One of {@link #WIFI_AP_STATE_DISABLED}, 9205321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_DISABLING}, {@link #WIFI_AP_STATE_ENABLED}, 9215321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_ENABLING}, {@link #WIFI_AP_STATE_FAILED} 9225321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #isWifiApEnabled() 9235321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 9245321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open yet 9255321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 9265321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public int getWifiApState() { 9275321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff try { 9285321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return mService.getWifiApEnabledState(); 9295321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } catch (RemoteException e) { 9305321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return WIFI_AP_STATE_FAILED; 9315321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 9325321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 9335321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 9345321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 9355321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Return whether Wi-Fi AP is enabled or disabled. 9365321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return {@code true} if Wi-Fi AP is enabled 9375321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 9385321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 9395321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open yet 9405321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 9415321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public boolean isWifiApEnabled() { 9425321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return getWifiApState() == WIFI_AP_STATE_ENABLED; 9435321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 9445321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 9455321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 9469ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * Gets the Wi-Fi AP Configuration. 9479ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * @return AP details in WifiConfiguration 9489ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * 9499ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * @hide Dont open yet 9509ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff */ 9519ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff public WifiConfiguration getWifiApConfiguration() { 9529ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff try { 9539ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff return mService.getWifiApConfiguration(); 9549ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } catch (RemoteException e) { 9559ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff return null; 9569ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } 9579ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } 9589ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff 9599ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff /** 96017b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * Sets the Wi-Fi AP Configuration. 96117b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * @return {@code true} if the operation succeeded, {@code false} otherwise 96217b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * 96317b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * @hide Dont open yet 96417b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff */ 96517b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff public boolean setWifiApConfiguration(WifiConfiguration wifiConfig) { 96617b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff try { 96717b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff mService.setWifiApConfiguration(wifiConfig); 96817b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff return true; 96917b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } catch (RemoteException e) { 97017b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff return false; 97117b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } 97217b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } 97317b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff 9740d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 9750d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Start the driver and connect to network. 9760d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9770d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This function will over-ride WifiLock and device idle status. For example, 9780d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * even if the device is idle or there is only a scan-only lock held, 9790d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * a start wifi would mean that wifi connection is kept active until 9800d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * a stopWifi() is sent. 9810d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9820d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiStateTracker 9830d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9840d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 9850d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 9860d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 9870d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean startWifi() { 9880d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 9890d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.startWifi(); 9900d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 9910d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 9920d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 9930d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9940d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9950d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 9960d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 9970d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Disconnect from a network (if any) and stop the driver. 9980d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9990d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This function will over-ride WifiLock and device idle status. Wi-Fi 10000d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * stays inactive until a startWifi() is issued. 10010d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 10020d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiStateTracker 10030d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 10040d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 10050d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 10060d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 10070d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean stopWifi() { 10080d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 10090d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.stopWifi(); 10100d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 10110d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 10120d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 10130d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 10140d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 10150d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 10160d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 10170d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Add a bssid to the supplicant blacklist 10180d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 10190d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiWatchdogService 10200d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 10210d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 10220d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 10230d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 10240d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean addToBlacklist(String bssid) { 10250d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 10260d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.addToBlacklist(bssid); 10270d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 10280d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 10290d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 10300d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 10310d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 10320d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 10330d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 10340d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Clear the supplicant blacklist 10350d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 10360d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiWatchdogService 10370d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 10380d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 10390d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 10400d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 10410d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean clearBlacklist() { 10420d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 10430d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.clearBlacklist(); 10440d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 10450d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 10460d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 10470d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 10480d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 10490d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 1050e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /* TODO: deprecate synchronous API and open up the following API */ 1051ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 1052ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /* Commands to WifiService */ 1053ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /** @hide */ 1054ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public static final int CMD_CONNECT_NETWORK = 1; 1055ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /** @hide */ 1056ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public static final int CMD_FORGET_NETWORK = 2; 1057ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /** @hide */ 1058ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public static final int CMD_SAVE_NETWORK = 3; 1059ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /** @hide */ 1060ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public static final int CMD_START_WPS = 4; 1061ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 1062ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /* Events from WifiService */ 1063ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /** @hide */ 1064ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public static final int CMD_WPS_COMPLETED = 11; 1065ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 1066ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /* For system use only */ 1067ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /** @hide */ 1068ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public static final int CMD_ENABLE_TRAFFIC_STATS_POLL = 21; 1069ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /** @hide */ 1070ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public static final int CMD_TRAFFIC_STATS_POLL = 22; 1071ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 1072ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff /** 1073ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff * Initiate an asynchronous channel connection setup 1074ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff * @param srcContext is the context of the source 1075ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff * @param srcHandler is the handler on which the source receives messages 1076ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff * @hide 1077ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff */ 1078ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public void asyncConnect(Context srcContext, Handler srcHandler) { 1079ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff mAsyncChannel.connect(srcContext, srcHandler, getMessenger()); 1080ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff } 1081ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 1082e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 1083e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Connect to a network with the given configuration. The network also 1084e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * gets added to the supplicant configuration. 1085e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1086e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * For a new network, this function is used instead of a 1087e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * sequence of addNetwork(), enableNetwork(), saveConfiguration() and 1088e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * reconnect() 1089e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1090e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @param config the set of variables that describe the configuration, 1091e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * contained in a {@link WifiConfiguration} object. 1092e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 1093e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 1094e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public void connectNetwork(WifiConfiguration config) { 1095e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff if (config == null) { 1096e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff return; 1097e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1098ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff mAsyncChannel.sendMessage(CMD_CONNECT_NETWORK, config); 1099e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1100e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff 1101e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 1102e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Connect to a network with the given networkId. 1103e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1104e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * This function is used instead of a enableNetwork(), saveConfiguration() and 1105e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * reconnect() 1106e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1107e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @param networkId the network id identifiying the network in the 1108e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * supplicant configuration list 1109e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 1110e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 1111e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public void connectNetwork(int networkId) { 1112e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff if (networkId < 0) { 1113e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff return; 1114e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1115ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff mAsyncChannel.sendMessage(CMD_CONNECT_NETWORK, networkId); 1116e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1117e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff 1118e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 1119e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Save the given network in the supplicant config. If the network already 1120e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * exists, the configuration is updated. A new network is enabled 1121e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * by default. 1122e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1123e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * For a new network, this function is used instead of a 1124e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * sequence of addNetwork(), enableNetwork() and saveConfiguration(). 1125e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1126e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * For an existing network, it accomplishes the task of updateNetwork() 1127e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * and saveConfiguration() 1128e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1129e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @param config the set of variables that describe the configuration, 1130e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * contained in a {@link WifiConfiguration} object. 1131e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 1132e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 1133e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public void saveNetwork(WifiConfiguration config) { 1134e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff if (config == null) { 1135e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff return; 1136e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1137ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 1138ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff mAsyncChannel.sendMessage(CMD_SAVE_NETWORK, config); 1139e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1140e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff 1141e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 1142e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Delete the network in the supplicant config. 1143e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1144e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * This function is used instead of a sequence of removeNetwork() 1145e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * and saveConfiguration(). 1146e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1147e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @param config the set of variables that describe the configuration, 1148e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * contained in a {@link WifiConfiguration} object. 1149e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 1150e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 1151e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public void forgetNetwork(int netId) { 1152e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff if (netId < 0) { 1153e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff return; 1154e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1155ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 1156ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff mAsyncChannel.sendMessage(CMD_FORGET_NETWORK, netId); 1157e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1158e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff 115917b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff /** 116002fb46a297c4f645f2a30b574151401dd0978521Irfan Sheriff * Start Wi-fi Protected Setup 11615ee89800bee7c6c755778795a536e0e2f12b85ffIrfan Sheriff * 116202fb46a297c4f645f2a30b574151401dd0978521Irfan Sheriff * @param config WPS configuration 11635ee89800bee7c6c755778795a536e0e2f12b85ffIrfan Sheriff * @hide 11645ee89800bee7c6c755778795a536e0e2f12b85ffIrfan Sheriff */ 1165ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff public void startWps(WpsConfiguration config) { 1166ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff if (config == null) { 1167ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff return; 1168f235c5ab91b040b88ceb61beb819e15f1b19e9e4Irfan Sheriff } 1169ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff 1170ebe606fccd9293674273d5f73246e0e8e6e6ddcfIrfan Sheriff mAsyncChannel.sendMessage(CMD_START_WPS, config); 1171f235c5ab91b040b88ceb61beb819e15f1b19e9e4Irfan Sheriff } 1172f235c5ab91b040b88ceb61beb819e15f1b19e9e4Irfan Sheriff 1173f235c5ab91b040b88ceb61beb819e15f1b19e9e4Irfan Sheriff /** 1174227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * Get a reference to WifiService handler. This is used by a client to establish 1175227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * an AsyncChannel communication with WifiService 1176227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * 1177227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * @return Messenger pointing to the WifiService handler 1178227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * @hide 1179227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff */ 1180227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff public Messenger getMessenger() { 1181227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff try { 1182227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff return mService.getMessenger(); 1183227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff } catch (RemoteException e) { 1184227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff return null; 1185227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff } 1186227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff } 1187227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff 1188227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff /** 11894aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff * Returns the file in which IP and proxy configuration data is stored 11904aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff * @hide 11914aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff */ 11924aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff public String getConfigFile() { 11934aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff try { 11944aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff return mService.getConfigFile(); 11954aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff } catch (RemoteException e) { 11964aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff return null; 11974aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff } 11984aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff } 11994aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff 12004aeca7c5908387bc7efb0785830aea1053264062Irfan Sheriff /** 12019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Allows an application to keep the Wi-Fi radio awake. 12029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Normally the Wi-Fi radio may turn off when the user has not used the device in a while. 1203227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * Acquiring a WifiLock will keep the radio on until the lock is released. Multiple 12049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * applications may hold WifiLocks, and the radio will only be allowed to turn off when no 12059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WifiLocks are held in any application. 1206d710fb500c121b3f9563ccfbe488f7c9d3ec4985Kenny Root * <p> 12079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Before using a WifiLock, consider carefully if your application requires Wi-Fi access, or 12089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * could function over a mobile network, if available. A program that needs to download large 12099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * files should hold a WifiLock to ensure that the download will complete, but a program whose 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * network usage is occasional or low-bandwidth should not hold a WifiLock to avoid adversely 12119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * affecting battery life. 1212d710fb500c121b3f9563ccfbe488f7c9d3ec4985Kenny Root * <p> 12139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that WifiLocks cannot override the user-level "Wi-Fi Enabled" setting, nor Airplane 12149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Mode. They simply keep the radio from turning off when Wi-Fi is already on but the device 12159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is idle. 1216d710fb500c121b3f9563ccfbe488f7c9d3ec4985Kenny Root * <p> 1217d710fb500c121b3f9563ccfbe488f7c9d3ec4985Kenny Root * Any application using a WifiLock must request the {@code android.permission.WAKE_LOCK} 1218d710fb500c121b3f9563ccfbe488f7c9d3ec4985Kenny Root * permission in an {@code <uses-permission>} element of the application's manifest. 12199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class WifiLock { 12219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String mTag; 12229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final IBinder mBinder; 12239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mRefCount; 12249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mLockType; 12259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mRefCounted; 12269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mHeld; 12277e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn private WorkSource mWorkSource; 12289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private WifiLock(int lockType, String tag) { 12309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 12319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLockType = lockType; 12329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBinder = new Binder(); 12339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCount = 0; 12349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCounted = true; 12359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = false; 12369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Locks the Wi-Fi radio on until {@link #release} is called. 12409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is reference-counted, each call to {@code acquire} will increment the 1242227bec49157bc496f7c9e8e8f63c12728a448922Irfan Sheriff * reference count, and the radio will remain locked as long as the reference count is 12439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * above zero. 12449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is not reference-counted, the first call to {@code acquire} will lock 12469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the radio, but subsequent calls will be ignored. Only one call to {@link #release} 12479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be required, regardless of the number of times that {@code acquire} is called. 12489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void acquire() { 12509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 12519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted ? (++mRefCount > 0) : (!mHeld)) { 12529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 12537e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn mService.acquireWifiLock(mBinder, mLockType, mTag, mWorkSource); 1254617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1255617750604c69e6068f68266d0e30324273aa990eMike Lockwood if (mActiveLockCount >= MAX_ACTIVE_LOCKS) { 1256617750604c69e6068f68266d0e30324273aa990eMike Lockwood mService.releaseWifiLock(mBinder); 1257617750604c69e6068f68266d0e30324273aa990eMike Lockwood throw new UnsupportedOperationException( 1258617750604c69e6068f68266d0e30324273aa990eMike Lockwood "Exceeded maximum number of wifi locks"); 1259617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1260617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount++; 1261617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 12629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 12639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = true; 12659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unlocks the Wi-Fi radio, allowing it to turn off when the device is idle. 12719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is reference-counted, each call to {@code release} will decrement the 12739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reference count, and the radio will be unlocked only when the reference count reaches 12749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * zero. If the reference count goes below zero (that is, if {@code release} is called 12759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a greater number of times than {@link #acquire}), an exception is thrown. 12769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is not reference-counted, the first call to {@code release} (after 12789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the radio was locked using {@link #acquire}) will unlock the radio, and subsequent 12799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * calls will be ignored. 12809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void release() { 12829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 12839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted ? (--mRefCount == 0) : (mHeld)) { 12849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 12859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService.releaseWifiLock(mBinder); 1286617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1287617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1288617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 12899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 12909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = false; 12929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCount < 0) { 12949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException("WifiLock under-locked " + mTag); 12959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 12999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Controls whether this is a reference-counted or non-reference-counted WifiLock. 13019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reference-counted WifiLocks keep track of the number of calls to {@link #acquire} and 13039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #release}, and only allow the radio to sleep when every call to {@link #acquire} 13049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has been balanced with a call to {@link #release}. Non-reference-counted WifiLocks 13059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lock the radio whenever {@link #acquire} is called and it is unlocked, and unlock the 13069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * radio whenever {@link #release} is called and it is locked. 13079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param refCounted true if this WifiLock should keep a reference count 13099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setReferenceCounted(boolean refCounted) { 13119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCounted = refCounted; 13129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Checks whether this WifiLock is currently held. 13169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return true if this WifiLock is held, false otherwise 13189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isHeld() { 13209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 13219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mHeld; 13229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13257e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn public void setWorkSource(WorkSource ws) { 13267e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn synchronized (mBinder) { 13277e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn if (ws != null && ws.size() == 0) { 13287e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn ws = null; 13297e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } 13307e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn boolean changed = true; 13317e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn if (ws == null) { 13327e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn mWorkSource = null; 13337e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } else if (mWorkSource == null) { 13347e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn changed = mWorkSource != null; 13357e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn mWorkSource = new WorkSource(ws); 13367e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } else { 13377e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn changed = mWorkSource.diff(ws); 13387e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn if (changed) { 13397e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn mWorkSource.set(ws); 13407e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } 13417e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } 13427e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn if (changed && mHeld) { 13437e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn try { 13447e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn mService.updateWifiLockWorkSource(mBinder, mWorkSource); 13457e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } catch (RemoteException e) { 13467e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } 13477e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } 13487e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } 13497e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn } 13507e9f4eb2608148436cef36c9969bf8a599b39e72Dianne Hackborn 13519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String toString() { 13529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s1, s2, s3; 13539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 13549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s1 = Integer.toHexString(System.identityHashCode(this)); 13559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s2 = mHeld ? "held; " : ""; 13569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted) { 13579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s3 = "refcounted: refcount = " + mRefCount; 13589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 13599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s3 = "not refcounted"; 13609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "WifiLock{ " + s1 + "; " + s2 + s3 + " }"; 13629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 13669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void finalize() throws Throwable { 13679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.finalize(); 13689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 13699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mHeld) { 13709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 13719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService.releaseWifiLock(mBinder); 1372617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1373617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1374617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 13759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 13769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 13819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 13829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 13839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a new WifiLock. 13849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13855876a4273e67271f0eca607af9520f7e5abbe4f3Irfan Sheriff * @param lockType the type of lock to create. See {@link #WIFI_MODE_FULL}, 1386652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * {@link #WIFI_MODE_FULL_HIGH_PERF} and {@link #WIFI_MODE_SCAN_ONLY} for 1387652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * descriptions of the types of Wi-Fi locks. 1388652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * @param tag a tag for the WifiLock to identify it in debugging messages. This string is 1389652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff * never shown to the user under normal conditions, but should be descriptive 13909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enough to identify your application and the specific WifiLock within it, if it 13919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * holds multiple WifiLocks. 13929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a new, unacquired WifiLock with the given tag. 13949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 13959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see WifiLock 13969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 13979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiLock createWifiLock(int lockType, String tag) { 13989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new WifiLock(lockType, tag); 13999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1400652bc96444b0a82d34e6c3766b7862effac11adbIrfan Sheriff 14019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 14029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a new WifiLock. 14039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag a tag for the WifiLock to identify it in debugging messages. This string is 14059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * never shown to the user under normal conditions, but should be descriptive 14069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enough to identify your application and the specific WifiLock within it, if it 14079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * holds multiple WifiLocks. 14089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a new, unacquired WifiLock with the given tag. 14109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 14119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see WifiLock 14129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 14139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiLock createWifiLock(String tag) { 14149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new WifiLock(WIFI_MODE_FULL, tag); 14159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 14165347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 1417fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 14185347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1419fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Create a new MulticastLock 14205347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1421fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @param tag a tag for the MulticastLock to identify it in debugging 142241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * messages. This string is never shown to the user under 142341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * normal conditions, but should be descriptive enough to 142441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * identify your application and the specific MulticastLock 142541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * within it, if it holds multiple MulticastLocks. 14265347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1427fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return a new, unacquired MulticastLock with the given tag. 1428fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1429fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @see MulticastLock 14305347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1431fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public MulticastLock createMulticastLock(String tag) { 1432fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return new MulticastLock(tag); 14335347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 14345347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 14355347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1436fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Allows an application to receive Wifi Multicast packets. 1437fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Normally the Wifi stack filters out packets not explicitly 1438fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * addressed to this device. Acquring a MulticastLock will 1439fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * cause the stack to receive packets addressed to multicast 1440fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * addresses. Processing these extra packets can cause a noticable 144141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * battery drain and should be disabled when not needed. 14425347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1443fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public class MulticastLock { 1444fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private String mTag; 1445fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private final IBinder mBinder; 144641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt private int mRefCount; 144741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt private boolean mRefCounted; 1448fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private boolean mHeld; 1449fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1450fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private MulticastLock(String tag) { 1451fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mTag = tag; 1452fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mBinder = new Binder(); 145341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCount = 0; 145441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCounted = true; 1455fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mHeld = false; 1456fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1457fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1458fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 1459fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Locks Wifi Multicast on until {@link #release} is called. 1460fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 146141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is reference-counted each call to 146241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code acquire} will increment the reference count, and the 146341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * wifi interface will receive multicast packets as long as the 146441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * reference count is above zero. 146541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 146641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is not reference-counted, the first call to 146741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code acquire} will turn on the multicast packets, but subsequent 146841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * calls will be ignored. Only one call to {@link #release} will 146941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * be required, regardless of the number of times that {@code acquire} 147041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * is called. 1471fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1472fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Note that other applications may also lock Wifi Multicast on. 1473fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Only they can relinquish their lock. 1474fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1475fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Also note that applications cannot leave Multicast locked on. 1476fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * When an app exits or crashes, any Multicast locks will be released. 1477fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1478fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public void acquire() { 1479fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 148041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted ? (++mRefCount > 0) : (!mHeld)) { 1481fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt try { 1482fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mService.acquireMulticastLock(mBinder, mTag); 1483617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1484617750604c69e6068f68266d0e30324273aa990eMike Lockwood if (mActiveLockCount >= MAX_ACTIVE_LOCKS) { 1485617750604c69e6068f68266d0e30324273aa990eMike Lockwood mService.releaseMulticastLock(); 1486617750604c69e6068f68266d0e30324273aa990eMike Lockwood throw new UnsupportedOperationException( 1487617750604c69e6068f68266d0e30324273aa990eMike Lockwood "Exceeded maximum number of wifi locks"); 1488617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1489617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount++; 1490617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1491fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } catch (RemoteException ignore) { 1492fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 149341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mHeld = true; 1494fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1495fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1496fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1497fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1498fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 1499fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Unlocks Wifi Multicast, restoring the filter of packets 1500fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * not addressed specifically to this device and saving power. 1501fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 150241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is reference-counted, each call to 150341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code release} will decrement the reference count, and the 150441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * multicast packets will only stop being received when the reference 150541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * count reaches zero. If the reference count goes below zero (that 150641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * is, if {@code release} is called a greater number of times than 150741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@link #acquire}), an exception is thrown. 150841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 150941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is not reference-counted, the first call to 151041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code release} (after the radio was multicast locked using 15114a51c20ce607c74914f90fd897f04080121ac13bDianne Hackborn * {@link #acquire}) will unlock the multicast, and subsequent calls 151241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * will be ignored. 151341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 1514fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Note that if any other Wifi Multicast Locks are still outstanding 1515fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * this {@code release} call will not have an immediate effect. Only 1516fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * when all applications have released all their Multicast Locks will 1517fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * the Multicast filter be turned back on. 1518fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1519fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Also note that when an app exits or crashes all of its Multicast 1520fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Locks will be automatically released. 1521fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1522fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public void release() { 1523fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 152441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted ? (--mRefCount == 0) : (mHeld)) { 1525fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt try { 1526fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mService.releaseMulticastLock(); 1527617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1528617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1529617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1530fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } catch (RemoteException ignore) { 1531fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 153241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mHeld = false; 153341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 153441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCount < 0) { 153541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt throw new RuntimeException("MulticastLock under-locked " 153641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt + mTag); 1537fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1538fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1539fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1540fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1541fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 154241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * Controls whether this is a reference-counted or non-reference- 154341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * counted MulticastLock. 154441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 154541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * Reference-counted MulticastLocks keep track of the number of calls 154641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * to {@link #acquire} and {@link #release}, and only stop the 154741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * reception of multicast packets when every call to {@link #acquire} 154841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * has been balanced with a call to {@link #release}. Non-reference- 154941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * counted MulticastLocks allow the reception of multicast packets 155041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * whenever {@link #acquire} is called and stop accepting multicast 155141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * packets whenever {@link #release} is called. 155241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 155341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * @param refCounted true if this MulticastLock should keep a reference 155441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * count 155541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt */ 155641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt public void setReferenceCounted(boolean refCounted) { 155741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCounted = refCounted; 155841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 155941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt 156041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt /** 1561fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Checks whether this MulticastLock is currently held. 1562fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1563fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return true if this MulticastLock is held, false otherwise 1564fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1565fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public boolean isHeld() { 1566fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 1567fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return mHeld; 1568fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1569fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1570fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1571fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public String toString() { 157241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt String s1, s2, s3; 1573fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 1574fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt s1 = Integer.toHexString(System.identityHashCode(this)); 1575fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt s2 = mHeld ? "held; " : ""; 157641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted) { 157741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt s3 = "refcounted: refcount = " + mRefCount; 157841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } else { 157941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt s3 = "not refcounted"; 158041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 158141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt return "MulticastLock{ " + s1 + "; " + s2 + s3 + " }"; 1582fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1583fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1584fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1585fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt @Override 1586fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt protected void finalize() throws Throwable { 1587fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt super.finalize(); 158841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt setReferenceCounted(false); 1589fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt release(); 15905347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 15915347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 15925347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 15935347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1594fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Check multicast filter status. 15955347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1596fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return true if multicast packets are allowed. 15975347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 15985347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * @hide pending API council approval 15995347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1600fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public boolean isMulticastEnabled() { 16015347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt try { 1602fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return mService.isMulticastEnabled(); 16035347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } catch (RemoteException e) { 16045347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt return false; 16055347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 16065347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 1607e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt 1608e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt /** 1609e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt * Initialize the multicast filtering to 'on' 1610e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt * @hide no intent to publish 1611e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt */ 1612e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt public boolean initializeMulticastFiltering() { 1613e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt try { 1614e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt mService.initializeMulticastFiltering(); 1615e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt return true; 1616e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } catch (RemoteException e) { 1617e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt return false; 1618e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } 1619e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } 16209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1621