WifiManager.java revision 37e65ebb7eb932e1a144b1cab262e11ca5fd109b
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; 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.net.DhcpInfo; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Binder; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.IBinder; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Handler; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.RemoteException; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.List; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This class provides the primary API for managing all aspects of Wi-Fi 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * connectivity. Get an instance of this class by calling 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Context#getSystemService(String) Context.getSystemService(Context.WIFI_SERVICE)}. 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * It deals with several categories of items: 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>The list of configured networks. The list can be viewed and updated, 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and attributes of individual entries can be modified.</li> 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>The currently active Wi-Fi network, if any. Connectivity can be 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * established or torn down, and dynamic information about the state of 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the network can be queried.</li> 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>Results of access point scans, containing enough information to 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * make decisions about what access point to connect to.</li> 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>It defines the names of various Intent actions that are broadcast 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * upon any sort of change in Wi-Fi state. 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This is the API to use when performing Wi-Fi specific operations. To 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * perform operations that pertain to network connectivity at an abstract 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * level, use {@link android.net.ConnectivityManager}. 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class WifiManager { 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Supplicant error codes: 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The error code if there was a problem authenticating. 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int ERROR_AUTHENTICATING = 1; 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Broadcast intent action indicating that Wi-Fi has been enabled, disabled, 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enabling, disabling, or unknown. One extra provides this state as an int. 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Another extra provides the previous state, if available. 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_WIFI_STATE 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_PREVIOUS_WIFI_STATE 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String WIFI_STATE_CHANGED_ACTION = 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "android.net.wifi.WIFI_STATE_CHANGED"; 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for an int that indicates whether Wi-Fi is enabled, 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * disabled, enabling, disabling, or unknown. Retrieve it with 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getIntExtra(String,int)}. 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_DISABLED 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_DISABLING 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_ENABLED 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_ENABLING 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_UNKNOWN 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_WIFI_STATE = "wifi_state"; 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The previous Wi-Fi state. 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_WIFI_STATE 859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_PREVIOUS_WIFI_STATE = "previous_wifi_state"; 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is currently being disabled. The state will change to {@link #WIFI_STATE_DISABLED} if 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it finishes successfully. 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_DISABLING = 0; 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is disabled. 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_DISABLED = 1; 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is currently being enabled. The state will change to {@link #WIFI_STATE_ENABLED} if 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it finishes successfully. 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_ENABLING = 2; 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is enabled. 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_ENABLED = 3; 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi is in an unknown state. This state will occur when an error happens while enabling 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or disabling. 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #WIFI_STATE_CHANGED_ACTION 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_STATE_UNKNOWN = 4; 1265321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 1275321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1285321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Broadcast intent action indicating that Wi-Fi AP has been enabled, disabled, 1295321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * enabling, disabling, or failed. 1305321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1315321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1325321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 1335321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 1345321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public static final String WIFI_AP_STATE_CHANGED_ACTION = 1355321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff "android.net.wifi.WIFI_AP_STATE_CHANGED"; 1365321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 1375321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1385321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * The lookup key for an int that indicates whether Wi-Fi AP is enabled, 1395321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * disabled, enabling, disabling, or failed. Retrieve it with 1405321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link android.content.Intent#getIntExtra(String,int)}. 1415321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1425321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_DISABLED 1435321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_DISABLING 1445321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_ENABLED 1455321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_ENABLING 1465321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_FAILED 1475321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1485321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1495321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 1505321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public static final String EXTRA_WIFI_AP_STATE = "wifi_state"; 1515321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1525321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * The previous Wi-Fi state. 1535321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1545321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #EXTRA_WIFI_AP_STATE 1555321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1565321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1575321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 1585321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public static final String EXTRA_PREVIOUS_WIFI_AP_STATE = "previous_wifi_state"; 1595321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1605321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is currently being disabled. The state will change to 1615321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_DISABLED} if it finishes successfully. 1625321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1635321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 1645321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 1655321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1665321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1675321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 168a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_DISABLING = 10; 1695321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1705321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is disabled. 1715321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1725321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 1735321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiState() 1745321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1755321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1765321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 177a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_DISABLED = 11; 1785321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1795321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is currently being enabled. The state will change to 1805321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_ENABLED} if it finishes successfully. 1815321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1825321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 1835321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 1845321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1855321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1865321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 187a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_ENABLING = 12; 1885321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1895321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is enabled. 1905321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1915321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 1925321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 1935321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 1945321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 1955321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 196a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_ENABLED = 13; 1975321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 1985321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Wi-Fi AP is in a failed state. This state will occur when an error occurs during 1995321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * enabling or disabling 2005321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 2015321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #WIFI_AP_STATE_CHANGED_ACTION 2025321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 2035321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 2045321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide 2055321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 206a2a1b911a31dd94ee75e94845f762b91f1db1368Irfan Sheriff public static final int WIFI_AP_STATE_FAILED = 14; 2075321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Broadcast intent action indicating that a connection to the supplicant has 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * been established (and it is now possible 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to perform Wi-Fi operations) or the connection to the supplicant has been 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lost. One extra provides the connection state as a boolean, where {@code true} 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * means CONNECTED. 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_SUPPLICANT_CONNECTED 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String SUPPLICANT_CONNECTION_CHANGE_ACTION = 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "android.net.wifi.supplicant.CONNECTION_CHANGE"; 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a boolean that indicates whether a connection to 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the supplicant daemon has been gained or lost. {@code true} means 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a connection now exists. 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve it with {@link android.content.Intent#getBooleanExtra(String,boolean)}. 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_SUPPLICANT_CONNECTED = "connected"; 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Broadcast intent action indicating that the state of Wi-Fi connectivity 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has changed. One extra provides the new state 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the form of a {@link android.net.NetworkInfo} object. If the new state is 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * CONNECTED, a second extra may provide the BSSID of the access point, 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * as a {@code String}. 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_NETWORK_INFO 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_BSSID 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String NETWORK_STATE_CHANGED_ACTION = "android.net.wifi.STATE_CHANGE"; 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a {@link android.net.NetworkInfo} object associated with the 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Wi-Fi network. Retrieve with 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getParcelableExtra(String)}. 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_NETWORK_INFO = "networkInfo"; 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a String giving the BSSID of the access point to which 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * we are connected. Only present when the new state is CONNECTED. 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve with 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getStringExtra(String)}. 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_BSSID = "bssid"; 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Broadcast intent action indicating that the state of establishing a connection to 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * an access point has changed.One extra provides the new 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link SupplicantState}. Note that the supplicant state is Wi-Fi specific, and 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is not generally the most useful thing to look at if you are just interested in 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the overall state of connectivity. 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_NEW_STATE 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_SUPPLICANT_ERROR 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String SUPPLICANT_STATE_CHANGED_ACTION = 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "android.net.wifi.supplicant.STATE_CHANGE"; 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a {@link SupplicantState} describing the new state 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve with 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getParcelableExtra(String)}. 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_NEW_STATE = "newState"; 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for a {@link SupplicantState} describing the supplicant 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * error code if any 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Retrieve with 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Intent#getIntExtra(String, int)}. 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #ERROR_AUTHENTICATING 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_SUPPLICANT_ERROR = "supplicantError"; 277e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 278e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Broadcast intent action indicating that the supplicant configuration changed. 279e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * This can be as a result of adding/updating/deleting a network 280e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 281e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 282e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 283e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public static final String SUPPLICANT_CONFIG_CHANGED_ACTION = 284e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff "android.net.wifi.supplicant.CONFIG_CHANGE"; 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An access point scan has completed, and results are available from the supplicant. 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Call {@link #getScanResults()} to obtain the results. 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String SCAN_RESULTS_AVAILABLE_ACTION = "android.net.wifi.SCAN_RESULTS"; 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The RSSI (signal strength) has changed. 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_NEW_RSSI 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String RSSI_CHANGED_ACTION = "android.net.wifi.RSSI_CHANGED"; 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for an {@code int} giving the new RSSI in dBm. 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_NEW_RSSI = "newRssi"; 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3030d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Broadcast intent action indicating that the IP configuration 3040d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * changed on wifi. 3050d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 3060d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 3070d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 3080d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public static final String CONFIG_CHANGED_ACTION = "android.net.wifi.CONFIG_CHANGED"; 3090d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 31037e65ebb7eb932e1a144b1cab262e11ca5fd109bRobert Greenwalt * The lookup key for a {@link android.net.LinkProperties} object associated with the 3110d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Wi-Fi network. Retrieve with 3120d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * {@link android.content.Intent#getParcelableExtra(String)}. 3130d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 3140d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 31537e65ebb7eb932e1a144b1cab262e11ca5fd109bRobert Greenwalt public static final String EXTRA_LINK_PROPERTIES = "linkProperties"; 3160d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 3170d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The network IDs of the configured networks could have changed. 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String NETWORK_IDS_CHANGED_ACTION = "android.net.wifi.NETWORK_IDS_CHANGED"; 32237e65ebb7eb932e1a144b1cab262e11ca5fd109bRobert Greenwalt 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity Action: Pick a Wi-Fi network to connect to. 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Input: Nothing. 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Output: Nothing. 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String ACTION_PICK_WIFI_NETWORK = "android.net.wifi.PICK_WIFI_NETWORK"; 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33299001278289036a3c645e599ed832943ff1b6e15Eric Shienbrood * In this Wi-Fi lock mode, Wi-Fi will be kept active, 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and will behave normally, i.e., it will attempt to automatically 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * establish a connection to a remembered access point that is 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * within range, and will do periodic scans if there are remembered 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * access points but none are in range. 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_MODE_FULL = 1; 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 34099001278289036a3c645e599ed832943ff1b6e15Eric Shienbrood * In this Wi-Fi lock mode, Wi-Fi will be kept active, 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * but the only operation that will be supported is initiation of 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * scans, and the subsequent reporting of scan results. No attempts 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be made to automatically connect to remembered access points, 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * nor will periodic scans be automatically performed looking for 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * remembered access points. Scans must be explicitly requested by 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * an application in this mode. 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_MODE_SCAN_ONLY = 2; 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Anything worse than or equal to this will show 0 bars. */ 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int MIN_RSSI = -100; 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Anything better than or equal to this will show the max bars. */ 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int MAX_RSSI = -55; 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project IWifiManager mService; 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Handler mHandler; 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 359617750604c69e6068f68266d0e30324273aa990eMike Lockwood /* Maximum number of active locks we allow. 360617750604c69e6068f68266d0e30324273aa990eMike Lockwood * This limit was added to prevent apps from creating a ridiculous number 361617750604c69e6068f68266d0e30324273aa990eMike Lockwood * of locks and crashing the system by overflowing the global ref table. 362617750604c69e6068f68266d0e30324273aa990eMike Lockwood */ 363617750604c69e6068f68266d0e30324273aa990eMike Lockwood private static final int MAX_ACTIVE_LOCKS = 50; 364617750604c69e6068f68266d0e30324273aa990eMike Lockwood 365617750604c69e6068f68266d0e30324273aa990eMike Lockwood /* Number of currently active WifiLocks and MulticastLocks */ 366617750604c69e6068f68266d0e30324273aa990eMike Lockwood private int mActiveLockCount; 367617750604c69e6068f68266d0e30324273aa990eMike Lockwood 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a new WifiManager instance. 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Applications will almost always want to use 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Context#getSystemService Context.getSystemService()} to retrieve 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the standard {@link android.content.Context#WIFI_SERVICE Context.WIFI_SERVICE}. 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param service the Binder interface 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param handler target for messages 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide - hide this because it takes in a parameter of type IWifiManager, which 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is a system private class. 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiManager(IWifiManager service, Handler handler) { 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService = service; 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler = handler; 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return a list of all the networks configured in the supplicant. 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Not all fields of WifiConfiguration are returned. Only the following 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * fields are filled in: 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>networkId</li> 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>SSID</li> 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>BSSID</li> 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>priority</li> 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedProtocols</li> 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedKeyManagement</li> 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedAuthAlgorithms</li> 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedPairwiseCiphers</li> 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedGroupCiphers</li> 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a list of network configurations in the form of a list 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of {@link WifiConfiguration} objects. 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public List<WifiConfiguration> getConfiguredNetworks() { 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getConfiguredNetworks(); 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Add a new network description to the set of configured networks. 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The {@code networkId} field of the supplied configuration object 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is ignored. 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p/> 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The new network will be marked DISABLED by default. To enable it, 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called {@link #enableNetwork}. 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config the set of variables that describe the configuration, 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * contained in a {@link WifiConfiguration} object. 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the ID of the newly created network description. This is used in 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * other operations to specified the network to be acted upon. 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns {@code -1} on failure. 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int addNetwork(WifiConfiguration config) { 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (config == null) { 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project config.networkId = -1; 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return addOrUpdateNetwork(config); 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Update the network description of an existing configured network. 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config the set of variables that describe the configuration, 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * contained in a {@link WifiConfiguration} object. It may 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be sparse, so that only the items that are being changed 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are non-<code>null</code>. The {@code networkId} field 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * must be set to the ID of the existing network being updated. 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns the {@code networkId} of the supplied 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@code WifiConfiguration} on success. 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <br/> 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns {@code -1} on failure, including when the {@code networkId} 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * field of the {@code WifiConfiguration} does not refer to an 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * existing network. 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int updateNetwork(WifiConfiguration config) { 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (config == null || config.networkId < 0) { 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return addOrUpdateNetwork(config); 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Internal method for doing the RPC that creates a new network description 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or updates an existing one. 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config The possibly sparse object containing the variables that 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are to set or updated in the network description. 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the ID of the network on success, {@code -1} on failure. 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int addOrUpdateNetwork(WifiConfiguration config) { 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.addOrUpdateNetwork(config); 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove the specified network from the list of configured networks. 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This may result in the asynchronous delivery of state change 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * events. 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the integer that identifies the network configuration 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to the supplicant 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean removeNetwork(int netId) { 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.removeNetwork(netId); 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Allow a previously configured network to be associated with. If 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>disableOthers</code> is true, then all other configured 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * networks are disabled, and an attempt to connect to the selected 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * network is initiated. This may result in the asynchronous delivery 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of state change events. 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the ID of the network in the list of configured networks 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param disableOthers if true, disable all other networks. The way to 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * select a particular network to connect to is specify {@code true} 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for this parameter. 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean enableNetwork(int netId, boolean disableOthers) { 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.enableNetwork(netId, disableOthers); 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disable a configured network. The specified network will not be 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a candidate for associating. This may result in the asynchronous 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * delivery of state change events. 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the ID of the network as returned by {@link #addNetwork}. 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean disableNetwork(int netId) { 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.disableNetwork(netId); 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disassociate from the currently active access point. This may result 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the asynchronous delivery of state change events. 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean disconnect() { 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 527e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.disconnect(); 528e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reconnect to the currently active access point, if we are currently 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * disconnected. This may result in the asynchronous delivery of state 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * change events. 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean reconnect() { 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 542e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.reconnect(); 543e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reconnect to the currently active access point, even if we are already 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * connected. This may result in the asynchronous delivery of state 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * change events. 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean reassociate() { 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 557e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.reassociate(); 558e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Check that the supplicant daemon is responding to requests. 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if we were able to communicate with the supplicant and 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it returned the expected response to the PING message. 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean pingSupplicant() { 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mService == null) 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.pingSupplicant(); 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Request a scan for access points. Returns immediately. The availability 5819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of the results is made known later by means of an asynchronous event sent 5829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * on completion of the scan. 5839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded, i.e., the scan was initiated 5849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 585a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood public boolean startScan() { 5869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 587e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.startScan(false); 588e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 589a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } catch (RemoteException e) { 590a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood return false; 591a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } 592a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } 593a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood 594a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood /** 595a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * Request a scan for access points. Returns immediately. The availability 596a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * of the results is made known later by means of an asynchronous event sent 597a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * on completion of the scan. 598a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * This is a variant of startScan that forces an active scan, even if passive 599a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * scans are the current default 600a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * @return {@code true} if the operation succeeded, i.e., the scan was initiated 601a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * 602a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * @hide 603a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood */ 604a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood public boolean startScanActive() { 605a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood try { 606e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff mService.startScan(true); 607e498475b187277309c81b38240c7e71ec049e369Irfan Sheriff return true; 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return dynamic information about the current Wi-Fi connection, if any is active. 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the Wi-Fi information, contained in {@link WifiInfo}. 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiInfo getConnectionInfo() { 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getConnectionInfo(); 6209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 6229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the results of the latest access point scan. 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the list of access points found in the most recent scan. 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public List<ScanResult> getScanResults() { 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getScanResults(); 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Tell the supplicant to persist the current list of configured networks. 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note: It is possible for this method to change the network IDs of 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * existing networks. You should assume the network IDs can be different 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * after calling this method. 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean saveConfiguration() { 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.saveConfiguration(); 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the number of frequency channels that are allowed 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to be used in the current regulatory domain. 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the number of allowed channels, or {@code -1} if an error occurs 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getNumAllowedChannels() { 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getNumAllowedChannels(); 6649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the number of frequency channels that are allowed to be used 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the current regulatory domain. This method should be used only 6729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if the correct number of channels cannot be determined automatically 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for some reason. 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param numChannels the number of allowed channels. Must be greater than 0 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and less than or equal to 16. 676b5010cc3c33c74cc406a70f34f93d330a3f0db6aRobert Greenwalt * @param persist {@code true} if you want this remembered 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeds, {@code false} otherwise, e.g., 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@code numChannels} is out of range. 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 682b5010cc3c33c74cc406a70f34f93d330a3f0db6aRobert Greenwalt public boolean setNumAllowedChannels(int numChannels, boolean persist) { 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 684b5010cc3c33c74cc406a70f34f93d330a3f0db6aRobert Greenwalt return mService.setNumAllowedChannels(numChannels, persist); 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the list of valid values for the number of allowed radio channels 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for various regulatory domains. 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the list of channel counts, or {@code null} if the operation fails 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council review 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int[] getValidChannelCounts() { 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getValidChannelCounts(); 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the DHCP-assigned addresses from the last successful DHCP request, 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if any. 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the DHCP information 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public DhcpInfo getDhcpInfo() { 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getDhcpInfo(); 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Enable or disable Wi-Fi. 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param enabled {@code true} to enable, {@code false} to disable. 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeds (or if the existing state 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is the same as the requested state). 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean setWifiEnabled(boolean enabled) { 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.setWifiEnabled(enabled); 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets the Wi-Fi enabled state. 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return One of {@link #WIFI_STATE_DISABLED}, 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #WIFI_STATE_DISABLING}, {@link #WIFI_STATE_ENABLED}, 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #WIFI_STATE_ENABLING}, {@link #WIFI_STATE_UNKNOWN} 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #isWifiEnabled() 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getWifiState() { 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getWifiEnabledState(); 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return WIFI_STATE_UNKNOWN; 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return whether Wi-Fi is enabled or disabled. 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if Wi-Fi is enabled 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isWifiEnabled() { 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getWifiState() == WIFI_STATE_ENABLED; 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Calculates the level of the signal. This should be used any time a signal 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is being shown. 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssi The power of the signal measured in RSSI. 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param numLevels The number of levels to consider in the calculated 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * level. 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return A level of the signal, given in the range of 0 to numLevels-1 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (both inclusive). 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static int calculateSignalLevel(int rssi, int numLevels) { 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (rssi <= MIN_RSSI) { 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (rssi >= MAX_RSSI) { 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return numLevels - 1; 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 7734c0d81b8add0372cc7194b17cc6d2bfc58baacd1Daniel Sandler float inputRange = (MAX_RSSI - MIN_RSSI); 7744c0d81b8add0372cc7194b17cc6d2bfc58baacd1Daniel Sandler float outputRange = (numLevels - 1); 7754c0d81b8add0372cc7194b17cc6d2bfc58baacd1Daniel Sandler return (int)((float)(rssi - MIN_RSSI) * outputRange / inputRange); 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Compares two signal strengths. 7819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssiA The power of the first signal measured in RSSI. 7839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssiB The power of the second signal measured in RSSI. 7849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns <0 if the first signal is weaker than the second signal, 7859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 0 if the two signals have the same strength, and >0 if the first 7869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * signal is stronger than the second signal. 7879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static int compareSignalLevel(int rssiA, int rssiB) { 7899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return rssiA - rssiB; 7909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7935321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Start AccessPoint mode with the specified 7945321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * configuration. If the radio is already running in 7955321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * AP mode, update the new configuration 7965321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Note that starting in access point mode disables station 7975321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * mode operation 7985321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @param wifiConfig SSID, security and channel details as 7995321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * part of WifiConfiguration 8005321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return {@code true} if the operation succeeds, {@code false} otherwise 8015321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 8025321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open up yet 8035321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 8045321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public boolean setWifiApEnabled(WifiConfiguration wifiConfig, boolean enabled) { 8055321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff try { 8065321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return mService.setWifiApEnabled(wifiConfig, enabled); 8075321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } catch (RemoteException e) { 8085321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return false; 8095321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 8105321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 8115321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 8125321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 8135321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Gets the Wi-Fi enabled state. 8145321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return One of {@link #WIFI_AP_STATE_DISABLED}, 8155321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_DISABLING}, {@link #WIFI_AP_STATE_ENABLED}, 8165321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_ENABLING}, {@link #WIFI_AP_STATE_FAILED} 8175321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #isWifiApEnabled() 8185321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 8195321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open yet 8205321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 8215321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public int getWifiApState() { 8225321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff try { 8235321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return mService.getWifiApEnabledState(); 8245321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } catch (RemoteException e) { 8255321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return WIFI_AP_STATE_FAILED; 8265321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 8275321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 8285321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 8295321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 8305321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Return whether Wi-Fi AP is enabled or disabled. 8315321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return {@code true} if Wi-Fi AP is enabled 8325321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 8335321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 8345321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open yet 8355321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 8365321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public boolean isWifiApEnabled() { 8375321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return getWifiApState() == WIFI_AP_STATE_ENABLED; 8385321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 8395321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 8405321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 8419ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * Gets the Wi-Fi AP Configuration. 8429ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * @return AP details in WifiConfiguration 8439ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * 8449ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * @hide Dont open yet 8459ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff */ 8469ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff public WifiConfiguration getWifiApConfiguration() { 8479ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff try { 8489ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff return mService.getWifiApConfiguration(); 8499ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } catch (RemoteException e) { 8509ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff return null; 8519ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } 8529ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } 8539ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff 8549ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff /** 85517b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * Sets the Wi-Fi AP Configuration. 85617b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * @return {@code true} if the operation succeeded, {@code false} otherwise 85717b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * 85817b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * @hide Dont open yet 85917b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff */ 86017b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff public boolean setWifiApConfiguration(WifiConfiguration wifiConfig) { 86117b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff try { 86217b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff mService.setWifiApConfiguration(wifiConfig); 86317b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff return true; 86417b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } catch (RemoteException e) { 86517b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff return false; 86617b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } 86717b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } 86817b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff 8690d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 8700d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Start the driver and connect to network. 8710d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8720d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This function will over-ride WifiLock and device idle status. For example, 8730d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * even if the device is idle or there is only a scan-only lock held, 8740d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * a start wifi would mean that wifi connection is kept active until 8750d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * a stopWifi() is sent. 8760d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8770d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiStateTracker 8780d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8790d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 8800d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 8810d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 8820d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean startWifi() { 8830d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 8840d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.startWifi(); 8850d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 8860d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 8870d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 8880d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 8890d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 8900d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 8910d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 8920d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Disconnect from a network (if any) and stop the driver. 8930d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8940d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This function will over-ride WifiLock and device idle status. Wi-Fi 8950d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * stays inactive until a startWifi() is issued. 8960d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8970d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiStateTracker 8980d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8990d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 9000d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 9010d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 9020d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean stopWifi() { 9030d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 9040d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.stopWifi(); 9050d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 9060d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 9070d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 9080d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9090d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9100d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 9110d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 9120d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Add a bssid to the supplicant blacklist 9130d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9140d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiWatchdogService 9150d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9160d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 9170d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 9180d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 9190d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean addToBlacklist(String bssid) { 9200d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 9210d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.addToBlacklist(bssid); 9220d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 9230d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 9240d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 9250d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9260d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9270d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 9280d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 9290d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Clear the supplicant blacklist 9300d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9310d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiWatchdogService 9320d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9330d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 9340d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 9350d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 9360d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean clearBlacklist() { 9370d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 9380d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.clearBlacklist(); 9390d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 9400d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 9410d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 9420d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9430d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9440d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 945e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /* TODO: deprecate synchronous API and open up the following API */ 946e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 947e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Connect to a network with the given configuration. The network also 948e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * gets added to the supplicant configuration. 949e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 950e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * For a new network, this function is used instead of a 951e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * sequence of addNetwork(), enableNetwork(), saveConfiguration() and 952e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * reconnect() 953e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 954e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @param config the set of variables that describe the configuration, 955e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * contained in a {@link WifiConfiguration} object. 956e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 957e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 958e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public void connectNetwork(WifiConfiguration config) { 959e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff if (config == null) { 960e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff return; 961e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 962e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff try { 963e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff mService.connectNetworkWithConfig(config); 964e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } catch (RemoteException e) { } 965e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 966e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff 967e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 968e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Connect to a network with the given networkId. 969e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 970e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * This function is used instead of a enableNetwork(), saveConfiguration() and 971e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * reconnect() 972e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 973e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @param networkId the network id identifiying the network in the 974e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * supplicant configuration list 975e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 976e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 977e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public void connectNetwork(int networkId) { 978e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff if (networkId < 0) { 979e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff return; 980e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 981e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff try { 982e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff mService.connectNetworkWithId(networkId); 983e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } catch (RemoteException e) { } 984e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 985e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff 986e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 987e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Save the given network in the supplicant config. If the network already 988e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * exists, the configuration is updated. A new network is enabled 989e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * by default. 990e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 991e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * For a new network, this function is used instead of a 992e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * sequence of addNetwork(), enableNetwork() and saveConfiguration(). 993e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 994e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * For an existing network, it accomplishes the task of updateNetwork() 995e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * and saveConfiguration() 996e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 997e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @param config the set of variables that describe the configuration, 998e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * contained in a {@link WifiConfiguration} object. 999e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 1000e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 1001e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public void saveNetwork(WifiConfiguration config) { 1002e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff if (config == null) { 1003e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff return; 1004e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1005e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff try { 1006e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff mService.saveNetwork(config); 1007e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } catch (RemoteException e) { } 1008e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1009e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff 1010e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff /** 1011e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * Delete the network in the supplicant config. 1012e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1013e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * This function is used instead of a sequence of removeNetwork() 1014e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * and saveConfiguration(). 1015e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * 1016e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @param config the set of variables that describe the configuration, 1017e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * contained in a {@link WifiConfiguration} object. 1018e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff * @hide 1019e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff */ 1020e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff public void forgetNetwork(int netId) { 1021e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff if (netId < 0) { 1022e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff return; 1023e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1024e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff try { 1025e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff mService.forgetNetwork(netId); 1026e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } catch (RemoteException e) { } 1027e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff } 1028e04653cbd0e8303eba92088344312b827e6b0babIrfan Sheriff 102917b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff /** 10309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Allows an application to keep the Wi-Fi radio awake. 10319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Normally the Wi-Fi radio may turn off when the user has not used the device in a while. 10329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Acquiring a WifiLock will keep the radio on until the lock is released. Multiple 10339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * applications may hold WifiLocks, and the radio will only be allowed to turn off when no 10349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WifiLocks are held in any application. 10359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Before using a WifiLock, consider carefully if your application requires Wi-Fi access, or 10379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * could function over a mobile network, if available. A program that needs to download large 10389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * files should hold a WifiLock to ensure that the download will complete, but a program whose 10399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * network usage is occasional or low-bandwidth should not hold a WifiLock to avoid adversely 10409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * affecting battery life. 10419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that WifiLocks cannot override the user-level "Wi-Fi Enabled" setting, nor Airplane 10439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Mode. They simply keep the radio from turning off when Wi-Fi is already on but the device 10449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is idle. 10459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class WifiLock { 10479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String mTag; 10489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final IBinder mBinder; 10499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mRefCount; 10509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mLockType; 10519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mRefCounted; 10529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mHeld; 10539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private WifiLock(int lockType, String tag) { 10559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 10569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLockType = lockType; 10579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBinder = new Binder(); 10589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCount = 0; 10599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCounted = true; 10609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = false; 10619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Locks the Wi-Fi radio on until {@link #release} is called. 10659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is reference-counted, each call to {@code acquire} will increment the 10679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reference count, and the radio will remain locked as long as the reference count is 10689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * above zero. 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is not reference-counted, the first call to {@code acquire} will lock 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the radio, but subsequent calls will be ignored. Only one call to {@link #release} 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be required, regardless of the number of times that {@code acquire} is called. 10739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void acquire() { 10759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 10769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted ? (++mRefCount > 0) : (!mHeld)) { 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService.acquireWifiLock(mBinder, mLockType, mTag); 1079617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1080617750604c69e6068f68266d0e30324273aa990eMike Lockwood if (mActiveLockCount >= MAX_ACTIVE_LOCKS) { 1081617750604c69e6068f68266d0e30324273aa990eMike Lockwood mService.releaseWifiLock(mBinder); 1082617750604c69e6068f68266d0e30324273aa990eMike Lockwood throw new UnsupportedOperationException( 1083617750604c69e6068f68266d0e30324273aa990eMike Lockwood "Exceeded maximum number of wifi locks"); 1084617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1085617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount++; 1086617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 10879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = true; 10909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unlocks the Wi-Fi radio, allowing it to turn off when the device is idle. 10969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is reference-counted, each call to {@code release} will decrement the 10989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reference count, and the radio will be unlocked only when the reference count reaches 10999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * zero. If the reference count goes below zero (that is, if {@code release} is called 11009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a greater number of times than {@link #acquire}), an exception is thrown. 11019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is not reference-counted, the first call to {@code release} (after 11039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the radio was locked using {@link #acquire}) will unlock the radio, and subsequent 11049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * calls will be ignored. 11059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void release() { 11079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 11089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted ? (--mRefCount == 0) : (mHeld)) { 11099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 11109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService.releaseWifiLock(mBinder); 1111617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1112617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1113617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 11149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 11159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = false; 11179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCount < 0) { 11199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException("WifiLock under-locked " + mTag); 11209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Controls whether this is a reference-counted or non-reference-counted WifiLock. 11269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reference-counted WifiLocks keep track of the number of calls to {@link #acquire} and 11289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #release}, and only allow the radio to sleep when every call to {@link #acquire} 11299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has been balanced with a call to {@link #release}. Non-reference-counted WifiLocks 11309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lock the radio whenever {@link #acquire} is called and it is unlocked, and unlock the 11319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * radio whenever {@link #release} is called and it is locked. 11329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param refCounted true if this WifiLock should keep a reference count 11349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setReferenceCounted(boolean refCounted) { 11369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCounted = refCounted; 11379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Checks whether this WifiLock is currently held. 11419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return true if this WifiLock is held, false otherwise 11439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isHeld() { 11459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 11469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mHeld; 11479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String toString() { 11519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s1, s2, s3; 11529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 11539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s1 = Integer.toHexString(System.identityHashCode(this)); 11549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s2 = mHeld ? "held; " : ""; 11559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted) { 11569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s3 = "refcounted: refcount = " + mRefCount; 11579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 11589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s3 = "not refcounted"; 11599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "WifiLock{ " + s1 + "; " + s2 + s3 + " }"; 11619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 11659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void finalize() throws Throwable { 11669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.finalize(); 11679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 11689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mHeld) { 11699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 11709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService.releaseWifiLock(mBinder); 1171617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1172617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1173617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 11749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 11759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a new WifiLock. 11839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param lockType the type of lock to create. See {@link #WIFI_MODE_FULL} and 11859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #WIFI_MODE_SCAN_ONLY} for descriptions of the types of Wi-Fi locks. 11869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag a tag for the WifiLock to identify it in debugging messages. This string is 11879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * never shown to the user under normal conditions, but should be descriptive 11889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enough to identify your application and the specific WifiLock within it, if it 11899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * holds multiple WifiLocks. 11909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a new, unacquired WifiLock with the given tag. 11929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see WifiLock 11949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiLock createWifiLock(int lockType, String tag) { 11969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new WifiLock(lockType, tag); 11979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 12009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a new WifiLock. 12019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag a tag for the WifiLock to identify it in debugging messages. This string is 12039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * never shown to the user under normal conditions, but should be descriptive 12049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enough to identify your application and the specific WifiLock within it, if it 12059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * holds multiple WifiLocks. 12069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a new, unacquired WifiLock with the given tag. 12089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 12099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see WifiLock 12109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 12119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiLock createWifiLock(String tag) { 12129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new WifiLock(WIFI_MODE_FULL, tag); 12139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 12145347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 1215fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 12165347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1217fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Create a new MulticastLock 12185347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1219fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @param tag a tag for the MulticastLock to identify it in debugging 122041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * messages. This string is never shown to the user under 122141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * normal conditions, but should be descriptive enough to 122241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * identify your application and the specific MulticastLock 122341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * within it, if it holds multiple MulticastLocks. 12245347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1225fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return a new, unacquired MulticastLock with the given tag. 1226fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1227fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @see MulticastLock 12285347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1229fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public MulticastLock createMulticastLock(String tag) { 1230fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return new MulticastLock(tag); 12315347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 12325347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 12335347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1234fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Allows an application to receive Wifi Multicast packets. 1235fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Normally the Wifi stack filters out packets not explicitly 1236fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * addressed to this device. Acquring a MulticastLock will 1237fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * cause the stack to receive packets addressed to multicast 1238fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * addresses. Processing these extra packets can cause a noticable 123941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * battery drain and should be disabled when not needed. 12405347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1241fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public class MulticastLock { 1242fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private String mTag; 1243fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private final IBinder mBinder; 124441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt private int mRefCount; 124541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt private boolean mRefCounted; 1246fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private boolean mHeld; 1247fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1248fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private MulticastLock(String tag) { 1249fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mTag = tag; 1250fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mBinder = new Binder(); 125141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCount = 0; 125241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCounted = true; 1253fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mHeld = false; 1254fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1255fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1256fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 1257fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Locks Wifi Multicast on until {@link #release} is called. 1258fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 125941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is reference-counted each call to 126041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code acquire} will increment the reference count, and the 126141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * wifi interface will receive multicast packets as long as the 126241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * reference count is above zero. 126341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 126441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is not reference-counted, the first call to 126541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code acquire} will turn on the multicast packets, but subsequent 126641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * calls will be ignored. Only one call to {@link #release} will 126741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * be required, regardless of the number of times that {@code acquire} 126841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * is called. 1269fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1270fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Note that other applications may also lock Wifi Multicast on. 1271fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Only they can relinquish their lock. 1272fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1273fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Also note that applications cannot leave Multicast locked on. 1274fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * When an app exits or crashes, any Multicast locks will be released. 1275fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1276fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public void acquire() { 1277fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 127841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted ? (++mRefCount > 0) : (!mHeld)) { 1279fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt try { 1280fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mService.acquireMulticastLock(mBinder, mTag); 1281617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1282617750604c69e6068f68266d0e30324273aa990eMike Lockwood if (mActiveLockCount >= MAX_ACTIVE_LOCKS) { 1283617750604c69e6068f68266d0e30324273aa990eMike Lockwood mService.releaseMulticastLock(); 1284617750604c69e6068f68266d0e30324273aa990eMike Lockwood throw new UnsupportedOperationException( 1285617750604c69e6068f68266d0e30324273aa990eMike Lockwood "Exceeded maximum number of wifi locks"); 1286617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1287617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount++; 1288617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1289fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } catch (RemoteException ignore) { 1290fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 129141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mHeld = true; 1292fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1293fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1294fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1295fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1296fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 1297fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Unlocks Wifi Multicast, restoring the filter of packets 1298fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * not addressed specifically to this device and saving power. 1299fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 130041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is reference-counted, each call to 130141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code release} will decrement the reference count, and the 130241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * multicast packets will only stop being received when the reference 130341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * count reaches zero. If the reference count goes below zero (that 130441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * is, if {@code release} is called a greater number of times than 130541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@link #acquire}), an exception is thrown. 130641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 130741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is not reference-counted, the first call to 130841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code release} (after the radio was multicast locked using 13094a51c20ce607c74914f90fd897f04080121ac13bDianne Hackborn * {@link #acquire}) will unlock the multicast, and subsequent calls 131041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * will be ignored. 131141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 1312fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Note that if any other Wifi Multicast Locks are still outstanding 1313fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * this {@code release} call will not have an immediate effect. Only 1314fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * when all applications have released all their Multicast Locks will 1315fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * the Multicast filter be turned back on. 1316fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1317fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Also note that when an app exits or crashes all of its Multicast 1318fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Locks will be automatically released. 1319fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1320fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public void release() { 1321fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 132241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted ? (--mRefCount == 0) : (mHeld)) { 1323fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt try { 1324fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mService.releaseMulticastLock(); 1325617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1326617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1327617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1328fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } catch (RemoteException ignore) { 1329fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 133041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mHeld = false; 133141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 133241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCount < 0) { 133341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt throw new RuntimeException("MulticastLock under-locked " 133441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt + mTag); 1335fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1336fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1337fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1338fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1339fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 134041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * Controls whether this is a reference-counted or non-reference- 134141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * counted MulticastLock. 134241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 134341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * Reference-counted MulticastLocks keep track of the number of calls 134441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * to {@link #acquire} and {@link #release}, and only stop the 134541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * reception of multicast packets when every call to {@link #acquire} 134641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * has been balanced with a call to {@link #release}. Non-reference- 134741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * counted MulticastLocks allow the reception of multicast packets 134841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * whenever {@link #acquire} is called and stop accepting multicast 134941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * packets whenever {@link #release} is called. 135041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 135141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * @param refCounted true if this MulticastLock should keep a reference 135241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * count 135341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt */ 135441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt public void setReferenceCounted(boolean refCounted) { 135541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCounted = refCounted; 135641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 135741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt 135841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt /** 1359fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Checks whether this MulticastLock is currently held. 1360fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1361fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return true if this MulticastLock is held, false otherwise 1362fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1363fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public boolean isHeld() { 1364fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 1365fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return mHeld; 1366fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1367fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1368fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1369fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public String toString() { 137041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt String s1, s2, s3; 1371fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 1372fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt s1 = Integer.toHexString(System.identityHashCode(this)); 1373fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt s2 = mHeld ? "held; " : ""; 137441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted) { 137541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt s3 = "refcounted: refcount = " + mRefCount; 137641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } else { 137741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt s3 = "not refcounted"; 137841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 137941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt return "MulticastLock{ " + s1 + "; " + s2 + s3 + " }"; 1380fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1381fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1382fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1383fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt @Override 1384fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt protected void finalize() throws Throwable { 1385fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt super.finalize(); 138641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt setReferenceCounted(false); 1387fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt release(); 13885347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 13895347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 13905347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 13915347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1392fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Check multicast filter status. 13935347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1394fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return true if multicast packets are allowed. 13955347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 13965347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * @hide pending API council approval 13975347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1398fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public boolean isMulticastEnabled() { 13995347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt try { 1400fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return mService.isMulticastEnabled(); 14015347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } catch (RemoteException e) { 14025347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt return false; 14035347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 14045347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 1405e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt 1406e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt /** 1407e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt * Initialize the multicast filtering to 'on' 1408e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt * @hide no intent to publish 1409e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt */ 1410e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt public boolean initializeMulticastFiltering() { 1411e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt try { 1412e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt mService.initializeMulticastFiltering(); 1413e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt return true; 1414e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } catch (RemoteException e) { 1415e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt return false; 1416e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } 1417e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } 14189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1419