WifiManager.java revision 0d25534fed91f636def5776ddc4605005bd7471c
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"; 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * An access point scan has completed, and results are available from the supplicant. 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Call {@link #getScanResults()} to obtain the results. 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String SCAN_RESULTS_AVAILABLE_ACTION = "android.net.wifi.SCAN_RESULTS"; 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The RSSI (signal strength) has changed. 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #EXTRA_NEW_RSSI 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String RSSI_CHANGED_ACTION = "android.net.wifi.RSSI_CHANGED"; 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The lookup key for an {@code int} giving the new RSSI in dBm. 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String EXTRA_NEW_RSSI = "newRssi"; 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2960d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Broadcast intent action indicating that the IP configuration 2970d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * changed on wifi. 2980d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 2990d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 3000d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 3010d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public static final String CONFIG_CHANGED_ACTION = "android.net.wifi.CONFIG_CHANGED"; 3020d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 3030d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * The lookup key for a {@link android.net.NetworkProperties} object associated with the 3040d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Wi-Fi network. Retrieve with 3050d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * {@link android.content.Intent#getParcelableExtra(String)}. 3060d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 3070d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 3080d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public static final String EXTRA_NETWORK_PROPERTIES = "networkProperties"; 3090d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 3100d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The network IDs of the configured networks could have changed. 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION) 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String NETWORK_IDS_CHANGED_ACTION = "android.net.wifi.NETWORK_IDS_CHANGED"; 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Activity Action: Pick a Wi-Fi network to connect to. 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Input: Nothing. 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p>Output: Nothing. 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION) 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final String ACTION_PICK_WIFI_NETWORK = "android.net.wifi.PICK_WIFI_NETWORK"; 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 32599001278289036a3c645e599ed832943ff1b6e15Eric Shienbrood * In this Wi-Fi lock mode, Wi-Fi will be kept active, 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and will behave normally, i.e., it will attempt to automatically 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * establish a connection to a remembered access point that is 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * within range, and will do periodic scans if there are remembered 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * access points but none are in range. 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_MODE_FULL = 1; 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33399001278289036a3c645e599ed832943ff1b6e15Eric Shienbrood * In this Wi-Fi lock mode, Wi-Fi will be kept active, 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * but the only operation that will be supported is initiation of 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * scans, and the subsequent reporting of scan results. No attempts 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be made to automatically connect to remembered access points, 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * nor will periodic scans be automatically performed looking for 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * remembered access points. Scans must be explicitly requested by 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * an application in this mode. 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final int WIFI_MODE_SCAN_ONLY = 2; 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Anything worse than or equal to this will show 0 bars. */ 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int MIN_RSSI = -100; 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Anything better than or equal to this will show the max bars. */ 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final int MAX_RSSI = -55; 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project IWifiManager mService; 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Handler mHandler; 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 352617750604c69e6068f68266d0e30324273aa990eMike Lockwood /* Maximum number of active locks we allow. 353617750604c69e6068f68266d0e30324273aa990eMike Lockwood * This limit was added to prevent apps from creating a ridiculous number 354617750604c69e6068f68266d0e30324273aa990eMike Lockwood * of locks and crashing the system by overflowing the global ref table. 355617750604c69e6068f68266d0e30324273aa990eMike Lockwood */ 356617750604c69e6068f68266d0e30324273aa990eMike Lockwood private static final int MAX_ACTIVE_LOCKS = 50; 357617750604c69e6068f68266d0e30324273aa990eMike Lockwood 358617750604c69e6068f68266d0e30324273aa990eMike Lockwood /* Number of currently active WifiLocks and MulticastLocks */ 359617750604c69e6068f68266d0e30324273aa990eMike Lockwood private int mActiveLockCount; 360617750604c69e6068f68266d0e30324273aa990eMike Lockwood 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Create a new WifiManager instance. 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Applications will almost always want to use 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.content.Context#getSystemService Context.getSystemService()} to retrieve 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the standard {@link android.content.Context#WIFI_SERVICE Context.WIFI_SERVICE}. 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param service the Binder interface 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param handler target for messages 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide - hide this because it takes in a parameter of type IWifiManager, which 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is a system private class. 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiManager(IWifiManager service, Handler handler) { 3729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService = service; 3739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHandler = handler; 3749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return a list of all the networks configured in the supplicant. 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Not all fields of WifiConfiguration are returned. Only the following 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * fields are filled in: 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>networkId</li> 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>SSID</li> 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>BSSID</li> 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>priority</li> 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedProtocols</li> 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedKeyManagement</li> 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedAuthAlgorithms</li> 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedPairwiseCiphers</li> 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li>allowedGroupCiphers</li> 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a list of network configurations in the form of a list 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of {@link WifiConfiguration} objects. 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public List<WifiConfiguration> getConfiguredNetworks() { 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getConfiguredNetworks(); 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Add a new network description to the set of configured networks. 4049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The {@code networkId} field of the supplied configuration object 4059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is ignored. 4069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p/> 4079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The new network will be marked DISABLED by default. To enable it, 4089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * called {@link #enableNetwork}. 4099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config the set of variables that describe the configuration, 4119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * contained in a {@link WifiConfiguration} object. 4129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the ID of the newly created network description. This is used in 4139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * other operations to specified the network to be acted upon. 4149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns {@code -1} on failure. 4159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int addNetwork(WifiConfiguration config) { 4179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (config == null) { 4189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 4199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project config.networkId = -1; 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return addOrUpdateNetwork(config); 4229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Update the network description of an existing configured network. 4269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config the set of variables that describe the configuration, 4289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * contained in a {@link WifiConfiguration} object. It may 4299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * be sparse, so that only the items that are being changed 4309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are non-<code>null</code>. The {@code networkId} field 4319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * must be set to the ID of the existing network being updated. 4329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns the {@code networkId} of the supplied 4339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@code WifiConfiguration} on success. 4349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <br/> 4359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns {@code -1} on failure, including when the {@code networkId} 4369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * field of the {@code WifiConfiguration} does not refer to an 4379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * existing network. 4389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int updateNetwork(WifiConfiguration config) { 4409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (config == null || config.networkId < 0) { 4419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 4429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return addOrUpdateNetwork(config); 4449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Internal method for doing the RPC that creates a new network description 4489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * or updates an existing one. 4499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 4509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param config The possibly sparse object containing the variables that 4519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * are to set or updated in the network description. 4529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the ID of the network on success, {@code -1} on failure. 4539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int addOrUpdateNetwork(WifiConfiguration config) { 4559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 4569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.addOrUpdateNetwork(config); 4579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 4589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 4599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Remove the specified network from the list of configured networks. 4649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This may result in the asynchronous delivery of state change 4659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * events. 4669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the integer that identifies the network configuration 4679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to the supplicant 4689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 4699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean removeNetwork(int netId) { 4719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 4729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.removeNetwork(netId); 4739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 4749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 4759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Allow a previously configured network to be associated with. If 4809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <code>disableOthers</code> is true, then all other configured 4819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * networks are disabled, and an attempt to connect to the selected 4829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * network is initiated. This may result in the asynchronous delivery 4839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of state change events. 4849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the ID of the network in the list of configured networks 4859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param disableOthers if true, disable all other networks. The way to 4869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * select a particular network to connect to is specify {@code true} 4879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for this parameter. 4889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 4899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 4909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean enableNetwork(int netId, boolean disableOthers) { 4919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 4929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.enableNetwork(netId, disableOthers); 4939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 4949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 4959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 4979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 4999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disable a configured network. The specified network will not be 5009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a candidate for associating. This may result in the asynchronous 5019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * delivery of state change events. 5029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param netId the ID of the network as returned by {@link #addNetwork}. 5039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean disableNetwork(int netId) { 5069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.disableNetwork(netId); 5089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Disassociate from the currently active access point. This may result 5159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the asynchronous delivery of state change events. 5169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean disconnect() { 5199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.disconnect(); 5219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reconnect to the currently active access point, if we are currently 5289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * disconnected. This may result in the asynchronous delivery of state 5299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * change events. 5309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean reconnect() { 5339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.reconnect(); 5359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reconnect to the currently active access point, even if we are already 5429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * connected. This may result in the asynchronous delivery of state 5439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * change events. 5449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 5459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean reassociate() { 5479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.reassociate(); 5499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Check that the supplicant daemon is responding to requests. 5569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if we were able to communicate with the supplicant and 5579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * it returned the expected response to the PING message. 5589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 5599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean pingSupplicant() { 5609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mService == null) 5619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 5639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.pingSupplicant(); 5649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 5709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Request a scan for access points. Returns immediately. The availability 5719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * of the results is made known later by means of an asynchronous event sent 5729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * on completion of the scan. 5739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded, i.e., the scan was initiated 5749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 575a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood public boolean startScan() { 5769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 577a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood return mService.startScan(false); 578a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } catch (RemoteException e) { 579a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood return false; 580a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } 581a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood } 582a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood 583a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood /** 584a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * Request a scan for access points. Returns immediately. The availability 585a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * of the results is made known later by means of an asynchronous event sent 586a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * on completion of the scan. 587a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * This is a variant of startScan that forces an active scan, even if passive 588a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * scans are the current default 589a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * @return {@code true} if the operation succeeded, i.e., the scan was initiated 590a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * 591a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood * @hide 592a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood */ 593a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood public boolean startScanActive() { 594a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood try { 595a5ec95cdb1a7d2024249277dff1f99d0046c9b56Mike Lockwood return mService.startScan(true); 5969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 5979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 5989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 5999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return dynamic information about the current Wi-Fi connection, if any is active. 6039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the Wi-Fi information, contained in {@link WifiInfo}. 6049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiInfo getConnectionInfo() { 6069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getConnectionInfo(); 6089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 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 the results of the latest access point scan. 6159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the list of access points found in the most recent scan. 6169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public List<ScanResult> getScanResults() { 6189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getScanResults(); 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 * Tell the supplicant to persist the current list of configured networks. 6279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 6289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note: It is possible for this method to change the network IDs of 6299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * existing networks. You should assume the network IDs can be different 6309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * after calling this method. 6319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeded 6339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean saveConfiguration() { 6359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.saveConfiguration(); 6379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the number of frequency channels that are allowed 6449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to be used in the current regulatory domain. 6459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the number of allowed channels, or {@code -1} if an error occurs 6469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council 6489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getNumAllowedChannels() { 6509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getNumAllowedChannels(); 6529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 6549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the number of frequency channels that are allowed to be used 6599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * in the current regulatory domain. This method should be used only 6609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if the correct number of channels cannot be determined automatically 6619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for some reason. 6629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param numChannels the number of allowed channels. Must be greater than 0 6639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and less than or equal to 16. 664b5010cc3c33c74cc406a70f34f93d330a3f0db6aRobert Greenwalt * @param persist {@code true} if you want this remembered 6659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeds, {@code false} otherwise, e.g., 6669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@code numChannels} is out of range. 6679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council 6699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 670b5010cc3c33c74cc406a70f34f93d330a3f0db6aRobert Greenwalt public boolean setNumAllowedChannels(int numChannels, boolean persist) { 6719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 672b5010cc3c33c74cc406a70f34f93d330a3f0db6aRobert Greenwalt return mService.setNumAllowedChannels(numChannels, persist); 6739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 6759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the list of valid values for the number of allowed radio channels 6809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * for various regulatory domains. 6819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the list of channel counts, or {@code null} if the operation fails 6829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 6839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide pending API council review 6849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int[] getValidChannelCounts() { 6869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getValidChannelCounts(); 6889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 6899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 6909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 6929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 6939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 6949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return the DHCP-assigned addresses from the last successful DHCP request, 6959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if any. 6969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return the DHCP information 6979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 6989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public DhcpInfo getDhcpInfo() { 6999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getDhcpInfo(); 7019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return null; 7039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Enable or disable Wi-Fi. 7099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param enabled {@code true} to enable, {@code false} to disable. 7109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if the operation succeeds (or if the existing state 7119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is the same as the requested state). 7129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean setWifiEnabled(boolean enabled) { 7149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.setWifiEnabled(enabled); 7169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 7189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Gets the Wi-Fi enabled state. 7239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return One of {@link #WIFI_STATE_DISABLED}, 7249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #WIFI_STATE_DISABLING}, {@link #WIFI_STATE_ENABLED}, 7259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #WIFI_STATE_ENABLING}, {@link #WIFI_STATE_UNKNOWN} 7269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #isWifiEnabled() 7279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public int getWifiState() { 7299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 7309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mService.getWifiEnabledState(); 7319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException e) { 7329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return WIFI_STATE_UNKNOWN; 7339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Return whether Wi-Fi is enabled or disabled. 7389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return {@code true} if Wi-Fi is enabled 7399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see #getWifiState() 7409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isWifiEnabled() { 7429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return getWifiState() == WIFI_STATE_ENABLED; 7439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Calculates the level of the signal. This should be used any time a signal 7479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is being shown. 7489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssi The power of the signal measured in RSSI. 7509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param numLevels The number of levels to consider in the calculated 7519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * level. 7529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return A level of the signal, given in the range of 0 to numLevels-1 7539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (both inclusive). 7549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static int calculateSignalLevel(int rssi, int numLevels) { 7569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (rssi <= MIN_RSSI) { 7579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return 0; 7589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (rssi >= MAX_RSSI) { 7599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return numLevels - 1; 7609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 7619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int partitionSize = (MAX_RSSI - MIN_RSSI) / (numLevels - 1); 7629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return (rssi - MIN_RSSI) / partitionSize; 7639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Compares two signal strengths. 7689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 7699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssiA The power of the first signal measured in RSSI. 7709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param rssiB The power of the second signal measured in RSSI. 7719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return Returns <0 if the first signal is weaker than the second signal, 7729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 0 if the two signals have the same strength, and >0 if the first 7739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * signal is stronger than the second signal. 7749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 7759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static int compareSignalLevel(int rssiA, int rssiB) { 7769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return rssiA - rssiB; 7779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 7789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 7799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 7805321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Start AccessPoint mode with the specified 7815321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * configuration. If the radio is already running in 7825321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * AP mode, update the new configuration 7835321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Note that starting in access point mode disables station 7845321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * mode operation 7855321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @param wifiConfig SSID, security and channel details as 7865321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * part of WifiConfiguration 7875321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return {@code true} if the operation succeeds, {@code false} otherwise 7885321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 7895321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open up yet 7905321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 7915321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public boolean setWifiApEnabled(WifiConfiguration wifiConfig, boolean enabled) { 7925321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff try { 7935321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return mService.setWifiApEnabled(wifiConfig, enabled); 7945321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } catch (RemoteException e) { 7955321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return false; 7965321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 7975321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 7985321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 7995321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 8005321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Gets the Wi-Fi enabled state. 8015321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return One of {@link #WIFI_AP_STATE_DISABLED}, 8025321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_DISABLING}, {@link #WIFI_AP_STATE_ENABLED}, 8035321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * {@link #WIFI_AP_STATE_ENABLING}, {@link #WIFI_AP_STATE_FAILED} 8045321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #isWifiApEnabled() 8055321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 8065321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open yet 8075321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 8085321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public int getWifiApState() { 8095321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff try { 8105321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return mService.getWifiApEnabledState(); 8115321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } catch (RemoteException e) { 8125321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return WIFI_AP_STATE_FAILED; 8135321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 8145321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 8155321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 8165321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 8175321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * Return whether Wi-Fi AP is enabled or disabled. 8185321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @return {@code true} if Wi-Fi AP is enabled 8195321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @see #getWifiApState() 8205321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * 8215321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff * @hide Dont open yet 8225321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff */ 8235321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff public boolean isWifiApEnabled() { 8245321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff return getWifiApState() == WIFI_AP_STATE_ENABLED; 8255321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff } 8265321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff 8275321aef4a22daef6ed01ed48d936cdd82f2e38b7Irfan Sheriff /** 8289ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * Gets the Wi-Fi AP Configuration. 8299ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * @return AP details in WifiConfiguration 8309ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * 8319ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff * @hide Dont open yet 8329ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff */ 8339ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff public WifiConfiguration getWifiApConfiguration() { 8349ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff try { 8359ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff return mService.getWifiApConfiguration(); 8369ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } catch (RemoteException e) { 8379ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff return null; 8389ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } 8399ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff } 8409ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff 8419ab518ad793385f8405edf19363fe825fb64f5f8Irfan Sheriff /** 84217b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * Sets the Wi-Fi AP Configuration. 84317b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * @return {@code true} if the operation succeeded, {@code false} otherwise 84417b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * 84517b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff * @hide Dont open yet 84617b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff */ 84717b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff public boolean setWifiApConfiguration(WifiConfiguration wifiConfig) { 84817b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff try { 84917b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff mService.setWifiApConfiguration(wifiConfig); 85017b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff return true; 85117b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } catch (RemoteException e) { 85217b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff return false; 85317b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } 85417b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff } 85517b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff 8560d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 8570d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Start the driver and connect to network. 8580d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8590d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This function will over-ride WifiLock and device idle status. For example, 8600d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * even if the device is idle or there is only a scan-only lock held, 8610d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * a start wifi would mean that wifi connection is kept active until 8620d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * a stopWifi() is sent. 8630d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8640d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiStateTracker 8650d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8660d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 8670d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 8680d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 8690d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean startWifi() { 8700d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 8710d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.startWifi(); 8720d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 8730d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 8740d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 8750d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 8760d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 8770d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 8780d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 8790d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Disconnect from a network (if any) and stop the driver. 8800d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8810d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This function will over-ride WifiLock and device idle status. Wi-Fi 8820d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * stays inactive until a startWifi() is issued. 8830d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8840d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiStateTracker 8850d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 8860d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 8870d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 8880d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 8890d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean stopWifi() { 8900d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 8910d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.stopWifi(); 8920d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 8930d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 8940d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 8950d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 8960d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 8970d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 8980d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 8990d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Add a bssid to the supplicant blacklist 9000d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9010d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiWatchdogService 9020d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9030d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 9040d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 9050d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 9060d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean addToBlacklist(String bssid) { 9070d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 9080d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.addToBlacklist(bssid); 9090d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 9100d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 9110d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 9120d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9130d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9140d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 9150d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff /** 9160d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * Clear the supplicant blacklist 9170d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9180d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * This API is used by WifiWatchdogService 9190d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * 9200d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @return {@code true} if the operation succeeds else {@code false} 9210d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff * @hide 9220d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff */ 9230d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff public boolean clearBlacklist() { 9240d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff try { 9250d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff mService.clearBlacklist(); 9260d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return true; 9270d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } catch (RemoteException e) { 9280d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff return false; 9290d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9300d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff } 9310d25534fed91f636def5776ddc4605005bd7471cIrfan Sheriff 93217b232b5b59ab91ab543b87e849583678a000f9bIrfan Sheriff /** 9339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Allows an application to keep the Wi-Fi radio awake. 9349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Normally the Wi-Fi radio may turn off when the user has not used the device in a while. 9359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Acquiring a WifiLock will keep the radio on until the lock is released. Multiple 9369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * applications may hold WifiLocks, and the radio will only be allowed to turn off when no 9379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WifiLocks are held in any application. 9389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Before using a WifiLock, consider carefully if your application requires Wi-Fi access, or 9409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * could function over a mobile network, if available. A program that needs to download large 9419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * files should hold a WifiLock to ensure that the download will complete, but a program whose 9429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * network usage is occasional or low-bandwidth should not hold a WifiLock to avoid adversely 9439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * affecting battery life. 9449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Note that WifiLocks cannot override the user-level "Wi-Fi Enabled" setting, nor Airplane 9469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Mode. They simply keep the radio from turning off when Wi-Fi is already on but the device 9479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * is idle. 9489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public class WifiLock { 9509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private String mTag; 9519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final IBinder mBinder; 9529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private int mRefCount; 9539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int mLockType; 9549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mRefCounted; 9559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private boolean mHeld; 9569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private WifiLock(int lockType, String tag) { 9589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mTag = tag; 9599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLockType = lockType; 9609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBinder = new Binder(); 9619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCount = 0; 9629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCounted = true; 9639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = false; 9649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Locks the Wi-Fi radio on until {@link #release} is called. 9689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is reference-counted, each call to {@code acquire} will increment the 9709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reference count, and the radio will remain locked as long as the reference count is 9719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * above zero. 9729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 9739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is not reference-counted, the first call to {@code acquire} will lock 9749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the radio, but subsequent calls will be ignored. Only one call to {@link #release} 9759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * will be required, regardless of the number of times that {@code acquire} is called. 9769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 9779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void acquire() { 9789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 9799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted ? (++mRefCount > 0) : (!mHeld)) { 9809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 9819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService.acquireWifiLock(mBinder, mLockType, mTag); 982617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 983617750604c69e6068f68266d0e30324273aa990eMike Lockwood if (mActiveLockCount >= MAX_ACTIVE_LOCKS) { 984617750604c69e6068f68266d0e30324273aa990eMike Lockwood mService.releaseWifiLock(mBinder); 985617750604c69e6068f68266d0e30324273aa990eMike Lockwood throw new UnsupportedOperationException( 986617750604c69e6068f68266d0e30324273aa990eMike Lockwood "Exceeded maximum number of wifi locks"); 987617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 988617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount++; 989617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 9909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 9919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = true; 9939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 9969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 9979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 9989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unlocks the Wi-Fi radio, allowing it to turn off when the device is idle. 9999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is reference-counted, each call to {@code release} will decrement the 10019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * reference count, and the radio will be unlocked only when the reference count reaches 10029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * zero. If the reference count goes below zero (that is, if {@code release} is called 10039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * a greater number of times than {@link #acquire}), an exception is thrown. 10049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If this WifiLock is not reference-counted, the first call to {@code release} (after 10069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the radio was locked using {@link #acquire}) will unlock the radio, and subsequent 10079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * calls will be ignored. 10089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void release() { 10109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 10119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted ? (--mRefCount == 0) : (mHeld)) { 10129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 10139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService.releaseWifiLock(mBinder); 1014617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1015617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1016617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 10179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 10189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mHeld = false; 10209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCount < 0) { 10229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException("WifiLock under-locked " + mTag); 10239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Controls whether this is a reference-counted or non-reference-counted WifiLock. 10299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Reference-counted WifiLocks keep track of the number of calls to {@link #acquire} and 10319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #release}, and only allow the radio to sleep when every call to {@link #acquire} 10329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * has been balanced with a call to {@link #release}. Non-reference-counted WifiLocks 10339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * lock the radio whenever {@link #acquire} is called and it is unlocked, and unlock the 10349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * radio whenever {@link #release} is called and it is locked. 10359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param refCounted true if this WifiLock should keep a reference count 10379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void setReferenceCounted(boolean refCounted) { 10399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRefCounted = refCounted; 10409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Checks whether this WifiLock is currently held. 10449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return true if this WifiLock is held, false otherwise 10469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean isHeld() { 10489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 10499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mHeld; 10509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String toString() { 10549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String s1, s2, s3; 10559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 10569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s1 = Integer.toHexString(System.identityHashCode(this)); 10579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s2 = mHeld ? "held; " : ""; 10589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mRefCounted) { 10599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s3 = "refcounted: refcount = " + mRefCount; 10609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 10619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project s3 = "not refcounted"; 10629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return "WifiLock{ " + s1 + "; " + s2 + s3 + " }"; 10649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 10689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project protected void finalize() throws Throwable { 10699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project super.finalize(); 10709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project synchronized (mBinder) { 10719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mHeld) { 10729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 10739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mService.releaseWifiLock(mBinder); 1074617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1075617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1076617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 10779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (RemoteException ignore) { 10789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 10839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 10849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 10859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a new WifiLock. 10869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param lockType the type of lock to create. See {@link #WIFI_MODE_FULL} and 10889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link #WIFI_MODE_SCAN_ONLY} for descriptions of the types of Wi-Fi locks. 10899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag a tag for the WifiLock to identify it in debugging messages. This string is 10909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * never shown to the user under normal conditions, but should be descriptive 10919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enough to identify your application and the specific WifiLock within it, if it 10929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * holds multiple WifiLocks. 10939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a new, unacquired WifiLock with the given tag. 10959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 10969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see WifiLock 10979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 10989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiLock createWifiLock(int lockType, String tag) { 10999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new WifiLock(lockType, tag); 11009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 11029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 11039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Creates a new WifiLock. 11049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param tag a tag for the WifiLock to identify it in debugging messages. This string is 11069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * never shown to the user under normal conditions, but should be descriptive 11079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * enough to identify your application and the specific WifiLock within it, if it 11089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * holds multiple WifiLocks. 11099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return a new, unacquired WifiLock with the given tag. 11119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 11129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @see WifiLock 11139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 11149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public WifiLock createWifiLock(String tag) { 11159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return new WifiLock(WIFI_MODE_FULL, tag); 11169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 11175347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 1118fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 11195347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1120fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Create a new MulticastLock 11215347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1122fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @param tag a tag for the MulticastLock to identify it in debugging 112341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * messages. This string is never shown to the user under 112441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * normal conditions, but should be descriptive enough to 112541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * identify your application and the specific MulticastLock 112641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * within it, if it holds multiple MulticastLocks. 11275347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1128fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return a new, unacquired MulticastLock with the given tag. 1129fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1130fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @see MulticastLock 11315347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1132fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public MulticastLock createMulticastLock(String tag) { 1133fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return new MulticastLock(tag); 11345347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 11355347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 11365347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1137fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Allows an application to receive Wifi Multicast packets. 1138fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Normally the Wifi stack filters out packets not explicitly 1139fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * addressed to this device. Acquring a MulticastLock will 1140fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * cause the stack to receive packets addressed to multicast 1141fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * addresses. Processing these extra packets can cause a noticable 114241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * battery drain and should be disabled when not needed. 11435347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1144fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public class MulticastLock { 1145fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private String mTag; 1146fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private final IBinder mBinder; 114741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt private int mRefCount; 114841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt private boolean mRefCounted; 1149fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private boolean mHeld; 1150fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1151fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt private MulticastLock(String tag) { 1152fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mTag = tag; 1153fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mBinder = new Binder(); 115441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCount = 0; 115541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCounted = true; 1156fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mHeld = false; 1157fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1158fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1159fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 1160fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Locks Wifi Multicast on until {@link #release} is called. 1161fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 116241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is reference-counted each call to 116341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code acquire} will increment the reference count, and the 116441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * wifi interface will receive multicast packets as long as the 116541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * reference count is above zero. 116641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 116741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is not reference-counted, the first call to 116841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code acquire} will turn on the multicast packets, but subsequent 116941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * calls will be ignored. Only one call to {@link #release} will 117041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * be required, regardless of the number of times that {@code acquire} 117141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * is called. 1172fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1173fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Note that other applications may also lock Wifi Multicast on. 1174fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Only they can relinquish their lock. 1175fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1176fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Also note that applications cannot leave Multicast locked on. 1177fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * When an app exits or crashes, any Multicast locks will be released. 1178fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1179fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public void acquire() { 1180fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 118141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted ? (++mRefCount > 0) : (!mHeld)) { 1182fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt try { 1183fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mService.acquireMulticastLock(mBinder, mTag); 1184617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1185617750604c69e6068f68266d0e30324273aa990eMike Lockwood if (mActiveLockCount >= MAX_ACTIVE_LOCKS) { 1186617750604c69e6068f68266d0e30324273aa990eMike Lockwood mService.releaseMulticastLock(); 1187617750604c69e6068f68266d0e30324273aa990eMike Lockwood throw new UnsupportedOperationException( 1188617750604c69e6068f68266d0e30324273aa990eMike Lockwood "Exceeded maximum number of wifi locks"); 1189617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1190617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount++; 1191617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1192fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } catch (RemoteException ignore) { 1193fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 119441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mHeld = true; 1195fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1196fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1197fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1198fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1199fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 1200fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Unlocks Wifi Multicast, restoring the filter of packets 1201fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * not addressed specifically to this device and saving power. 1202fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 120341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is reference-counted, each call to 120441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code release} will decrement the reference count, and the 120541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * multicast packets will only stop being received when the reference 120641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * count reaches zero. If the reference count goes below zero (that 120741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * is, if {@code release} is called a greater number of times than 120841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@link #acquire}), an exception is thrown. 120941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 121041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * If this MulticastLock is not reference-counted, the first call to 121141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * {@code release} (after the radio was multicast locked using 12124a51c20ce607c74914f90fd897f04080121ac13bDianne Hackborn * {@link #acquire}) will unlock the multicast, and subsequent calls 121341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * will be ignored. 121441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 1215fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Note that if any other Wifi Multicast Locks are still outstanding 1216fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * this {@code release} call will not have an immediate effect. Only 1217fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * when all applications have released all their Multicast Locks will 1218fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * the Multicast filter be turned back on. 1219fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1220fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Also note that when an app exits or crashes all of its Multicast 1221fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Locks will be automatically released. 1222fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1223fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public void release() { 1224fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 122541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted ? (--mRefCount == 0) : (mHeld)) { 1226fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt try { 1227fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt mService.releaseMulticastLock(); 1228617750604c69e6068f68266d0e30324273aa990eMike Lockwood synchronized (WifiManager.this) { 1229617750604c69e6068f68266d0e30324273aa990eMike Lockwood mActiveLockCount--; 1230617750604c69e6068f68266d0e30324273aa990eMike Lockwood } 1231fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } catch (RemoteException ignore) { 1232fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 123341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mHeld = false; 123441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 123541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCount < 0) { 123641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt throw new RuntimeException("MulticastLock under-locked " 123741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt + mTag); 1238fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1239fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1240fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1241fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1242fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt /** 124341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * Controls whether this is a reference-counted or non-reference- 124441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * counted MulticastLock. 124541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 124641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * Reference-counted MulticastLocks keep track of the number of calls 124741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * to {@link #acquire} and {@link #release}, and only stop the 124841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * reception of multicast packets when every call to {@link #acquire} 124941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * has been balanced with a call to {@link #release}. Non-reference- 125041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * counted MulticastLocks allow the reception of multicast packets 125141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * whenever {@link #acquire} is called and stop accepting multicast 125241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * packets whenever {@link #release} is called. 125341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * 125441c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * @param refCounted true if this MulticastLock should keep a reference 125541c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt * count 125641c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt */ 125741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt public void setReferenceCounted(boolean refCounted) { 125841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt mRefCounted = refCounted; 125941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 126041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt 126141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt /** 1262fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Checks whether this MulticastLock is currently held. 1263fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * 1264fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return true if this MulticastLock is held, false otherwise 1265fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt */ 1266fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public boolean isHeld() { 1267fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 1268fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return mHeld; 1269fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1270fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1271fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1272fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public String toString() { 127341c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt String s1, s2, s3; 1274fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt synchronized (mBinder) { 1275fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt s1 = Integer.toHexString(System.identityHashCode(this)); 1276fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt s2 = mHeld ? "held; " : ""; 127741c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt if (mRefCounted) { 127841c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt s3 = "refcounted: refcount = " + mRefCount; 127941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } else { 128041c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt s3 = "not refcounted"; 128141c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt } 128241c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt return "MulticastLock{ " + s1 + "; " + s2 + s3 + " }"; 1283fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1284fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt } 1285fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt 1286fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt @Override 1287fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt protected void finalize() throws Throwable { 1288fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt super.finalize(); 128941c104339951e0e5e78240e1f48455c21b3ba5fdRobert Greenwalt setReferenceCounted(false); 1290fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt release(); 12915347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 12925347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 12935347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt 12945347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt /** 1295fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * Check multicast filter status. 12965347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 1297fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt * @return true if multicast packets are allowed. 12985347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * 12995347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt * @hide pending API council approval 13005347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt */ 1301fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt public boolean isMulticastEnabled() { 13025347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt try { 1303fc1b15cfbfc5f69235ec1f367abd7a909381cd05Robert Greenwalt return mService.isMulticastEnabled(); 13045347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } catch (RemoteException e) { 13055347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt return false; 13065347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 13075347bd4cda2b6afc18f8acab48e52131f35ed13cRobert Greenwalt } 1308e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt 1309e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt /** 1310e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt * Initialize the multicast filtering to 'on' 1311e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt * @hide no intent to publish 1312e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt */ 1313e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt public boolean initializeMulticastFiltering() { 1314e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt try { 1315e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt mService.initializeMulticastFiltering(); 1316e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt return true; 1317e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } catch (RemoteException e) { 1318e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt return false; 1319e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } 1320e2d155a51e68694e17fa6e27d05c928215a5dbcfRobert Greenwalt } 13219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1322