WificondControl.java revision 3feac6fe9249c1b7bf284c7a9bfa65a86b973154
170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang/* 270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Copyright (C) 2017 The Android Open Source Project 370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * 470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Licensed under the Apache License, Version 2.0 (the "License"); 570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * you may not use this file except in compliance with the License. 670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * You may obtain a copy of the License at 770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * 870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * http://www.apache.org/licenses/LICENSE-2.0 970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * 1070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Unless required by applicable law or agreed to in writing, software 1170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * distributed under the License is distributed on an "AS IS" BASIS, 1270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * See the License for the specific language governing permissions and 1470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * limitations under the License. 1570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 1670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 1770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangpackage com.android.server.wifi; 1870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 19c7685b40d77b12820c5b04013592834025086cefRoshan Piusimport android.annotation.NonNull; 2070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.net.wifi.IApInterface; 21045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Piusimport android.net.wifi.IApInterfaceEventCallback; 2270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.net.wifi.IClientInterface; 2304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wangimport android.net.wifi.IPnoScanEvent; 2470a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wangimport android.net.wifi.IScanEvent; 258631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport android.net.wifi.IWifiScannerImpl; 2670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.net.wifi.IWificond; 278631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport android.net.wifi.ScanResult; 2804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wangimport android.net.wifi.WifiScanner; 298631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport android.net.wifi.WifiSsid; 3070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.os.Binder; 3155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Piusimport android.os.IBinder; 3270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.os.RemoteException; 3370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.util.Log; 3470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 35045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Piusimport com.android.server.wifi.WifiNative.SoftApListener; 368631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport com.android.server.wifi.hotspot2.NetworkDetail; 378631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport com.android.server.wifi.util.InformationElementUtil; 38f4b53ff21ce0aa25131222d0cd15cc4a5e8c0c4fNingyuan Wangimport com.android.server.wifi.util.NativeUtil; 394eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiuimport com.android.server.wifi.util.ScanResultUtil; 40e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wangimport com.android.server.wifi.wificond.ChannelSettings; 41e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wangimport com.android.server.wifi.wificond.HiddenNetwork; 428631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport com.android.server.wifi.wificond.NativeScanResult; 4304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wangimport com.android.server.wifi.wificond.PnoNetwork; 4404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wangimport com.android.server.wifi.wificond.PnoSettings; 453feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Piusimport com.android.server.wifi.wificond.RadioChainInfo; 46e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wangimport com.android.server.wifi.wificond.SingleScanSettings; 478631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang 488631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport java.util.ArrayList; 4991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Piusimport java.util.HashMap; 5091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Piusimport java.util.Map; 51e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wangimport java.util.Set; 528631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang 5370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang/** 5470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * This class provides methods for WifiNative to send control commands to wificond. 5570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * NOTE: This class should only be used from WifiNative. 5670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 5755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Piuspublic class WificondControl implements IBinder.DeathRecipient { 582e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang private boolean mVerboseLoggingEnabled = false; 5970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 6070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang private static final String TAG = "WificondControl"; 6171c4c2a898a827a867564159ce78e41aedd2295bSohani Rao 6271c4c2a898a827a867564159ce78e41aedd2295bSohani Rao /* Get scan results for a single scan */ 6371c4c2a898a827a867564159ce78e41aedd2295bSohani Rao public static final int SCAN_TYPE_SINGLE_SCAN = 0; 6471c4c2a898a827a867564159ce78e41aedd2295bSohani Rao 6571c4c2a898a827a867564159ce78e41aedd2295bSohani Rao /* Get scan results for Pno Scan */ 6671c4c2a898a827a867564159ce78e41aedd2295bSohani Rao public static final int SCAN_TYPE_PNO_SCAN = 1; 6771c4c2a898a827a867564159ce78e41aedd2295bSohani Rao 6870a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang private WifiInjector mWifiInjector; 6970a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang private WifiMonitor mWifiMonitor; 704eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu private final CarrierNetworkConfig mCarrierNetworkConfig; 7170a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 7270a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang // Cached wificond binder handlers. 7370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang private IWificond mWificond; 7491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IClientInterface> mClientInterfaces = new HashMap<>(); 7591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IApInterface> mApInterfaces = new HashMap<>(); 7691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IWifiScannerImpl> mWificondScanners = new HashMap<>(); 7791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IScanEvent> mScanEventHandlers = new HashMap<>(); 7891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IPnoScanEvent> mPnoScanEventHandlers = new HashMap<>(); 7991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IApInterfaceEventCallback> mApInterfaceListeners = new HashMap<>(); 8055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius private WifiNative.WificondDeathEventHandler mDeathEventHandler; 8170a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 8291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private class ScanEventHandler extends IScanEvent.Stub { 8391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private String mIfaceName; 8470a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 8591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius ScanEventHandler(@NonNull String ifaceName) { 8691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mIfaceName = ifaceName; 8791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 8870a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 8970a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang @Override 9070a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang public void OnScanResultReady() { 9170a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang Log.d(TAG, "Scan result ready event"); 9291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWifiMonitor.broadcastScanResultEvent(mIfaceName); 9370a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang } 9470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 9570a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang @Override 9670a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang public void OnScanFailed() { 9770a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang Log.d(TAG, "Scan failed event"); 9891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWifiMonitor.broadcastScanFailedEvent(mIfaceName); 9970a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang } 10070a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang } 10170a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 1024eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu WificondControl(WifiInjector wifiInjector, WifiMonitor wifiMonitor, 1034eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu CarrierNetworkConfig carrierNetworkConfig) { 10470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang mWifiInjector = wifiInjector; 10570a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang mWifiMonitor = wifiMonitor; 1064eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu mCarrierNetworkConfig = carrierNetworkConfig; 10770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 10870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 10904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang private class PnoScanEventHandler extends IPnoScanEvent.Stub { 11091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private String mIfaceName; 11191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 11291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius PnoScanEventHandler(@NonNull String ifaceName) { 11391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mIfaceName = ifaceName; 11491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 11591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 11604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang @Override 11704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang public void OnPnoNetworkFound() { 11804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.d(TAG, "Pno scan result event"); 11991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWifiMonitor.broadcastPnoScanResultEvent(mIfaceName); 120a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoFoundNetworkEventCount(); 12104c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 12204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 12304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang @Override 12404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang public void OnPnoScanFailed() { 12504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.d(TAG, "Pno Scan failed event"); 126a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanFailedCount(); 12704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 12885c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao 12985c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao @Override 13085c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao public void OnPnoScanOverOffloadStarted() { 13185c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao Log.d(TAG, "Pno scan over offload started"); 132a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanStartedOverOffloadCount(); 13385c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao } 13485c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao 13585c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao @Override 13685c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao public void OnPnoScanOverOffloadFailed(int reason) { 13785c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao Log.d(TAG, "Pno scan over offload failed"); 138a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanFailedOverOffloadCount(); 13985c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao } 14004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 14104c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 142045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius /** 143045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * Listener for AP Interface events. 144045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius */ 145045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius private class ApInterfaceEventCallback extends IApInterfaceEventCallback.Stub { 146045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius private SoftApListener mSoftApListener; 147045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 148045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius ApInterfaceEventCallback(SoftApListener listener) { 149045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius mSoftApListener = listener; 150045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 151045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 152045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius @Override 153045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius public void onNumAssociatedStationsChanged(int numStations) { 154045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius mSoftApListener.onNumAssociatedStationsChanged(numStations); 155045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 156045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 157045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 15855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 15955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Called by the binder subsystem upon remote object death. 16055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Invoke all the register death handlers and clear state. 16155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 16255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius @Override 16355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius public void binderDied() { 16455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "Wificond died!"); 16555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mDeathEventHandler != null) { 16655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mDeathEventHandler.onDeath(); 16755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 16855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius clearState(); 16955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // Invalidate the global wificond handle on death. Will be refereshed 17055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // on the next setup call. 17155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mWificond = null; 17255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 17355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius 1742e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang /** Enable or disable verbose logging of WificondControl. 1752e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang * @param enable True to enable verbose logging. False to disable verbose logging. 1762e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang */ 1772e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang public void enableVerboseLogging(boolean enable) { 1782e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang mVerboseLoggingEnabled = enable; 1792e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang } 1802e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang 18170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 18255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Registers a death notification for wificond. 18355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * @return Returns true on success. 18455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 18555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius public boolean registerDeathHandler(@NonNull WifiNative.WificondDeathEventHandler handler) { 18655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mDeathEventHandler != null) { 18755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "Death handler already present"); 18855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return false; 18955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 19055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mDeathEventHandler = handler; 19155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return true; 19255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 19355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius 19455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 19555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Deregisters a death notification for wificond. 19655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * @return Returns true on success. 19755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 19855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius public boolean deregisterDeathHandler() { 19955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mDeathEventHandler == null) { 20055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "No Death handler present"); 20155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return false; 20255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 20355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mDeathEventHandler = null; 20455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return true; 20555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 20655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius 20755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 20855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Helper method to retrieve the global wificond handle and register for 20955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * death notifications. 21055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 21155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius private boolean retrieveWificondAndRegisterForDeath() { 21255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mWificond != null) { 21355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.d(TAG, "Wificond handle already retrieved"); 21455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // We already have a wificond handle. 21555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return true; 21655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 21755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mWificond = mWifiInjector.makeWificond(); 21855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mWificond == null) { 21955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "Failed to get reference to wificond"); 22055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return false; 22155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 22255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius try { 22355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mWificond.asBinder().linkToDeath(this, 0); 22455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } catch (RemoteException e) { 22555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "Failed to register death notification for wificond"); 22655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // The remote has already died. 22755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return false; 22855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 22955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return true; 23055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 23155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius 23255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 2337065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * Setup interface for client mode via wificond. 23470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return An IClientInterface as wificond client interface binder handler. 23570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Returns null on failure. 23670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 2377065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius public IClientInterface setupInterfaceForClientMode(@NonNull String ifaceName) { 2387065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.d(TAG, "Setting up interface for client mode"); 23955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 24070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 24170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 24270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 24370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang IClientInterface clientInterface = null; 24470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 245c7685b40d77b12820c5b04013592834025086cefRoshan Pius clientInterface = mWificond.createClientInterface(ifaceName); 24670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e1) { 24770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to get IClientInterface due to remote exception"); 24870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 24970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 25070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 25170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang if (clientInterface == null) { 25270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Could not get IClientInterface instance from wificond"); 25370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 25470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 25570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Binder.allowBlocking(clientInterface.asBinder()); 25670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 25770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang // Refresh Handlers 25891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mClientInterfaces.put(ifaceName, clientInterface); 2598631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang try { 26091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl wificondScanner = clientInterface.getWifiScannerImpl(); 26191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (wificondScanner == null) { 262bb1a2db286601be78d36c9fe747e779d40cd7d6cNingyuan Wang Log.e(TAG, "Failed to get WificondScannerImpl"); 263bb1a2db286601be78d36c9fe747e779d40cd7d6cNingyuan Wang return null; 264bb1a2db286601be78d36c9fe747e779d40cd7d6cNingyuan Wang } 26591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWificondScanners.put(ifaceName, wificondScanner); 26691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius Binder.allowBlocking(wificondScanner.asBinder()); 26791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius ScanEventHandler scanEventHandler = new ScanEventHandler(ifaceName); 26891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mScanEventHandlers.put(ifaceName, scanEventHandler); 26991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius wificondScanner.subscribeScanEvents(scanEventHandler); 27091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius PnoScanEventHandler pnoScanEventHandler = new PnoScanEventHandler(ifaceName); 27191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mPnoScanEventHandlers.put(ifaceName, pnoScanEventHandler); 27291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius wificondScanner.subscribePnoScanEvents(pnoScanEventHandler); 2738631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } catch (RemoteException e) { 2748631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang Log.e(TAG, "Failed to refresh wificond scanner due to remote exception"); 2758631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 27670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 27770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return clientInterface; 27870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 27970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 28070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 2817065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * Teardown a specific STA interface configured in wificond. 2827065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * 2837065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * @return Returns true on success. 2847065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius */ 2857065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius public boolean tearDownClientInterface(@NonNull String ifaceName) { 2867065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius boolean success; 2877065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius try { 28891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = mWificondScanners.get(ifaceName); 28991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl != null) { 29091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius scannerImpl.unsubscribeScanEvents(); 29191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius scannerImpl.unsubscribePnoScanEvents(); 2927065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 2937065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } catch (RemoteException e) { 2947065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to unsubscribe wificond scanner due to remote exception"); 2957065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 2967065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 2977065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius 2987065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius try { 2997065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius success = mWificond.tearDownClientInterface(ifaceName); 3007065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } catch (RemoteException e1) { 3017065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to teardown client interface due to remote exception"); 3027065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 3037065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3047065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius if (!success) { 3057065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to teardown client interface"); 3067065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 3077065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3087065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius 30991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mClientInterfaces.remove(ifaceName); 31091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWificondScanners.remove(ifaceName); 31191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mScanEventHandlers.remove(ifaceName); 31291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mPnoScanEventHandlers.remove(ifaceName); 3137065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return true; 3147065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3157065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius 3167065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius /** 3177065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * Setup interface for softAp mode via wificond. 31870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return An IApInterface as wificond Ap interface binder handler. 31970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Returns null on failure. 32070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 3217065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius public IApInterface setupInterfaceForSoftApMode(@NonNull String ifaceName) { 3227065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.d(TAG, "Setting up interface for soft ap mode"); 32355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 32470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 32570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 32670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 32770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang IApInterface apInterface = null; 32870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 329c7685b40d77b12820c5b04013592834025086cefRoshan Pius apInterface = mWificond.createApInterface(ifaceName); 33070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e1) { 33170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to get IApInterface due to remote exception"); 33270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 33370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 33470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 33570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang if (apInterface == null) { 33670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Could not get IApInterface instance from wificond"); 33770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 33870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 33970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Binder.allowBlocking(apInterface.asBinder()); 34070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 34170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang // Refresh Handlers 34291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaces.put(ifaceName, apInterface); 34370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return apInterface; 34470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 34570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 34670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 3477065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * Teardown a specific AP interface configured in wificond. 3487065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * 3497065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * @return Returns true on success. 3507065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius */ 3517065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius public boolean tearDownSoftApInterface(@NonNull String ifaceName) { 3527065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius boolean success; 3537065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius try { 3547065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius success = mWificond.tearDownApInterface(ifaceName); 3557065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } catch (RemoteException e1) { 3567065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to teardown AP interface due to remote exception"); 3577065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 3587065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3597065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius if (!success) { 3607065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to teardown AP interface"); 3617065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 3627065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 36391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaces.remove(ifaceName); 36491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaceListeners.remove(ifaceName); 3657065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return true; 3667065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3677065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius 3687065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius /** 36970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Teardown all interfaces configured in wificond. 37070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return Returns true on success. 37170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 37270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang public boolean tearDownInterfaces() { 373512ba9008e5b9ab4019647eb036c303a6bb9e0ceNingyuan Wang Log.d(TAG, "tearing down interfaces in wificond"); 37470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang // Explicitly refresh the wificodn handler because |tearDownInterfaces()| 37570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang // could be used to cleanup before we setup any interfaces. 37655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 37770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 37870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 37970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 38070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 38191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius for (Map.Entry<String, IWifiScannerImpl> entry : mWificondScanners.entrySet()) { 38291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius entry.getValue().unsubscribeScanEvents(); 38391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius entry.getValue().unsubscribePnoScanEvents(); 38470a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang } 38570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang mWificond.tearDownInterfaces(); 38655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius clearState(); 38770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return true; 38870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e) { 38970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to tear down interfaces due to remote exception"); 39070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 39170a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 39270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 39370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 39470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 39591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius /** Helper function to look up the interface handle using name */ 39691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private IClientInterface getClientInterface(@NonNull String ifaceName) { 39791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return mClientInterfaces.get(ifaceName); 39891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 39991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 40070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 40170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Disable wpa_supplicant via wificond. 40270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return Returns true on success. 40370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 40470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang public boolean disableSupplicant() { 40555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 40670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 40770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 40870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 4097a9936461744922f7785a192493ccce7c4fb52f9Roshan Pius return mWificond.disableSupplicant(); 41070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e) { 41170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to disable supplicant due to remote exception"); 41270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 41370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 41470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 41570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 41670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 41770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Enable wpa_supplicant via wificond. 41870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return Returns true on success. 41970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 42070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang public boolean enableSupplicant() { 42155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 42270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 42370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 42470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 4257a9936461744922f7785a192493ccce7c4fb52f9Roshan Pius return mWificond.enableSupplicant(); 42670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e) { 42770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to enable supplicant due to remote exception"); 42870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 42970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 43070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 431d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang 432d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang /** 43391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Request signal polling to wificond. 43491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 43591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Returns an SignalPollResult object. 43691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Returns null on failure. 43791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius */ 43891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public WifiNative.SignalPollResult signalPoll(@NonNull String ifaceName) { 43991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IClientInterface iface = getClientInterface(ifaceName); 44091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (iface == null) { 441d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang Log.e(TAG, "No valid wificond client interface handler"); 442d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 443d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 444d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang 445d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang int[] resultArray; 446d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang try { 44791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius resultArray = iface.signalPoll(); 448d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang if (resultArray == null || resultArray.length != 3) { 449d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang Log.e(TAG, "Invalid signal poll result from wificond"); 450d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 451d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 452d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } catch (RemoteException e) { 4532e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang Log.e(TAG, "Failed to do signal polling due to remote exception"); 454d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 455d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 456d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang WifiNative.SignalPollResult pollResult = new WifiNative.SignalPollResult(); 457d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang pollResult.currentRssi = resultArray[0]; 458d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang pollResult.txBitrate = resultArray[1]; 459d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang pollResult.associationFrequency = resultArray[2]; 460d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return pollResult; 461d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 462d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang 463d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang /** 46491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Fetch TX packet counters on current connection from wificond. 46591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 46691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Returns an TxPacketCounters object. 46791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Returns null on failure. 46891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius */ 46991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public WifiNative.TxPacketCounters getTxPacketCounters(@NonNull String ifaceName) { 47091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IClientInterface iface = getClientInterface(ifaceName); 47191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (iface == null) { 472d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang Log.e(TAG, "No valid wificond client interface handler"); 473d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 474d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 475d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang 476d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang int[] resultArray; 477d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang try { 47891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius resultArray = iface.getPacketCounters(); 479d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang if (resultArray == null || resultArray.length != 2) { 480d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang Log.e(TAG, "Invalid signal poll result from wificond"); 481d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 482d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 483d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } catch (RemoteException e) { 4842e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang Log.e(TAG, "Failed to do signal polling due to remote exception"); 485d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 486d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 487d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang WifiNative.TxPacketCounters counters = new WifiNative.TxPacketCounters(); 488d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang counters.txSucceeded = resultArray[0]; 489d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang counters.txFailed = resultArray[1]; 490d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return counters; 491d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 4928631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang 49391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius /** Helper function to look up the scanner impl handle using name */ 49491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private IWifiScannerImpl getScannerImpl(@NonNull String ifaceName) { 49591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return mWificondScanners.get(ifaceName); 49691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 49791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 4988631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang /** 4998631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang * Fetch the latest scan result from kernel via wificond. 50091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 5018631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang * @return Returns an ArrayList of ScanDetail. 5028631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang * Returns an empty ArrayList on failure. 5038631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang */ 50491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public ArrayList<ScanDetail> getScanResults(@NonNull String ifaceName, int scanType) { 5058631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang ArrayList<ScanDetail> results = new ArrayList<>(); 50691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 50791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 5088631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 5098631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang return results; 5108631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 5118631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang try { 51271c4c2a898a827a867564159ce78e41aedd2295bSohani Rao NativeScanResult[] nativeResults; 51371c4c2a898a827a867564159ce78e41aedd2295bSohani Rao if (scanType == SCAN_TYPE_SINGLE_SCAN) { 51491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius nativeResults = scannerImpl.getScanResults(); 51571c4c2a898a827a867564159ce78e41aedd2295bSohani Rao } else { 51691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius nativeResults = scannerImpl.getPnoScanResults(); 51771c4c2a898a827a867564159ce78e41aedd2295bSohani Rao } 5188631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang for (NativeScanResult result : nativeResults) { 519755bbe962c20d37491dd9264ad3497bf27e33602Ningyuan Wang WifiSsid wifiSsid = WifiSsid.createFromByteArray(result.ssid); 5208ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang String bssid; 5218ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang try { 5228ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang bssid = NativeUtil.macAddressFromByteArray(result.bssid); 5238ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } catch (IllegalArgumentException e) { 5248ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang Log.e(TAG, "Illegal argument " + result.bssid, e); 5258ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang continue; 5268ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } 5278ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang if (bssid == null) { 5288ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang Log.e(TAG, "Illegal null bssid"); 5298ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang continue; 5308ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } 5318631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang ScanResult.InformationElement[] ies = 5328631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang InformationElementUtil.parseInformationElements(result.infoElement); 5338631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang InformationElementUtil.Capabilities capabilities = 5348631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang new InformationElementUtil.Capabilities(); 5358631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang capabilities.from(ies, result.capability); 5368631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang String flags = capabilities.generateCapabilitiesString(); 5370a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang NetworkDetail networkDetail; 5380a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang try { 5390a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang networkDetail = new NetworkDetail(bssid, ies, null, result.frequency); 5400a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang } catch (IllegalArgumentException e) { 5410a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang Log.e(TAG, "Illegal argument for scan result with bssid: " + bssid, e); 5420a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang continue; 5430a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang } 5448631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang 5458631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang ScanDetail scanDetail = new ScanDetail(networkDetail, wifiSsid, bssid, flags, 5468631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang result.signalMbm / 100, result.frequency, result.tsf, ies, null); 5473feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius ScanResult scanResult = scanDetail.getScanResult(); 5484eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu // Update carrier network info if this AP's SSID is associated with a carrier Wi-Fi 5494eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu // network and it uses EAP. 5504eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu if (ScanResultUtil.isScanResultForEapNetwork(scanDetail.getScanResult()) 5514eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu && mCarrierNetworkConfig.isCarrierNetwork(wifiSsid.toString())) { 5523feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.isCarrierAp = true; 5533feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.carrierApEapType = 5544eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu mCarrierNetworkConfig.getNetworkEapType(wifiSsid.toString()); 5553feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.carrierName = 5564eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu mCarrierNetworkConfig.getCarrierName(wifiSsid.toString()); 5574eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu } 5583feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius // Fill up the radio chain info. 5593feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius if (result.radioChainInfos != null) { 5603feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.radioChainInfos = 5613feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius new ScanResult.RadioChainInfo[result.radioChainInfos.size()]; 5623feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius int idx = 0; 5633feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius for (RadioChainInfo nativeRadioChainInfo : result.radioChainInfos) { 5643feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.radioChainInfos[idx] = new ScanResult.RadioChainInfo(); 5653feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.radioChainInfos[idx].id = nativeRadioChainInfo.chainId; 5663feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.radioChainInfos[idx].level = nativeRadioChainInfo.level; 5673feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius idx++; 5683feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 5693feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 5708631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang results.add(scanDetail); 5718631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 5728631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } catch (RemoteException e1) { 5738631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang Log.e(TAG, "Failed to create ScanDetail ArrayList"); 5748631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 5752e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang if (mVerboseLoggingEnabled) { 5762e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang Log.d(TAG, "get " + results.size() + " scan results from wificond"); 5772e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang } 5782e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang 5798631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang return results; 5808631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 581e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang 582e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang /** 5833feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius * Return scan type for the parcelable {@link SingleScanSettings} 5843feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius */ 5853feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius private static int getScanType(int scanType) { 5863feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius switch (scanType) { 5873feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius case WifiNative.SCAN_TYPE_LOW_LATENCY: 5883feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius return IWifiScannerImpl.SCAN_TYPE_LOW_SPAN; 5893feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius case WifiNative.SCAN_TYPE_LOW_POWER: 5903feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius return IWifiScannerImpl.SCAN_TYPE_LOW_POWER; 5913feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius case WifiNative.SCAN_TYPE_HIGH_ACCURACY: 5923feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius return IWifiScannerImpl.SCAN_TYPE_HIGH_ACCURACY; 5933feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius default: 5943feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius throw new IllegalArgumentException("Invalid scan type " + scanType); 5953feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 5963feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 5973feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius 5983feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius /** 599e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang * Start a scan using wificond for the given parameters. 60091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 6013feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius * @param scanType Type of scan to perform. 602e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang * @param freqs list of frequencies to scan for, if null scan all supported channels. 603e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang * @param hiddenNetworkSSIDs List of hidden networks to be scanned for. 604e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang * @return Returns true on success. 605e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang */ 60691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public boolean scan(@NonNull String ifaceName, 6073feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius int scanType, 60891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius Set<Integer> freqs, 60991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius Set<String> hiddenNetworkSSIDs) { 61091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 61191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 612e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 613e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang return false; 614e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 615e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang SingleScanSettings settings = new SingleScanSettings(); 6163feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius try { 6173feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius settings.scanType = getScanType(scanType); 6183feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } catch (IllegalArgumentException e) { 6193feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius Log.e(TAG, "Invalid scan type ", e); 6203feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius return false; 6213feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 622e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang settings.channelSettings = new ArrayList<>(); 623e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang settings.hiddenNetworks = new ArrayList<>(); 624e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang 625e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang if (freqs != null) { 626e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang for (Integer freq : freqs) { 627e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang ChannelSettings channel = new ChannelSettings(); 628e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang channel.frequency = freq; 629e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang settings.channelSettings.add(channel); 630e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 631e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 632e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang if (hiddenNetworkSSIDs != null) { 633e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang for (String ssid : hiddenNetworkSSIDs) { 634e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang HiddenNetwork network = new HiddenNetwork(); 6358ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang try { 6368ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang network.ssid = NativeUtil.byteArrayFromArrayList(NativeUtil.decodeSsid(ssid)); 6378ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } catch (IllegalArgumentException e) { 6388ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang Log.e(TAG, "Illegal argument " + ssid, e); 6398ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang continue; 6408ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } 641e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang settings.hiddenNetworks.add(network); 642e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 643e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 644e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang 645e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang try { 64691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return scannerImpl.scan(settings); 647e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } catch (RemoteException e1) { 648e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang Log.e(TAG, "Failed to request scan due to remote exception"); 649e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 650e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang return false; 651e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 652e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang 65304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang /** 65404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * Start PNO scan. 65591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 65604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * @param pnoSettings Pno scan configuration. 65704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * @return true on success. 65804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang */ 65991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public boolean startPnoScan(@NonNull String ifaceName, WifiNative.PnoSettings pnoSettings) { 66091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 66191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 66204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 66304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang return false; 66404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 66504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang PnoSettings settings = new PnoSettings(); 66604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.pnoNetworks = new ArrayList<>(); 66704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.intervalMs = pnoSettings.periodInMs; 66804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.min2gRssi = pnoSettings.min24GHzRssi; 66904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.min5gRssi = pnoSettings.min5GHzRssi; 67004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang if (pnoSettings.networkList != null) { 67104c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang for (WifiNative.PnoNetwork network : pnoSettings.networkList) { 67204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang PnoNetwork condNetwork = new PnoNetwork(); 67304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang condNetwork.isHidden = (network.flags 67404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang & WifiScanner.PnoSettings.PnoNetwork.FLAG_DIRECTED_SCAN) != 0; 6758ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang try { 6768ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang condNetwork.ssid = 6778ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang NativeUtil.byteArrayFromArrayList(NativeUtil.decodeSsid(network.ssid)); 6788ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } catch (IllegalArgumentException e) { 6798ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang Log.e(TAG, "Illegal argument " + network.ssid, e); 6808ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang continue; 6818ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } 68204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.pnoNetworks.add(condNetwork); 68304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 68404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 68504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 68604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang try { 68791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius boolean success = scannerImpl.startPnoScan(settings); 688a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanStartAttempCount(); 689a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh if (!success) { 690a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanFailedCount(); 691a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh } 692a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh return success; 69304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } catch (RemoteException e1) { 694a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh Log.e(TAG, "Failed to start pno scan due to remote exception"); 69504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 69604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang return false; 69704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 69804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 69904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang /** 70004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * Stop PNO scan. 70191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 70204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * @return true on success. 70304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang */ 70491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public boolean stopPnoScan(@NonNull String ifaceName) { 70591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 70691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 70704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 70804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang return false; 70904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 71004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang try { 71191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return scannerImpl.stopPnoScan(); 71204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } catch (RemoteException e1) { 71304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.e(TAG, "Failed to stop pno scan due to remote exception"); 71404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 71504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang return false; 71604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 71704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 718c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang /** 719c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang * Abort ongoing single scan. 72091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 721c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang */ 72291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public void abortScan(@NonNull String ifaceName) { 72391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 72491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 725c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 726c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang return; 727c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang } 728c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang try { 72991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius scannerImpl.abortScan(); 730c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang } catch (RemoteException e1) { 731c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang Log.e(TAG, "Failed to request abortScan due to remote exception"); 732c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang } 733c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang } 734c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang 7356baff2cb8dec599af186be521882413787595930Ningyuan Wang /** 7366baff2cb8dec599af186be521882413787595930Ningyuan Wang * Query the list of valid frequencies for the provided band. 7376baff2cb8dec599af186be521882413787595930Ningyuan Wang * The result depends on the on the country code that has been set. 7386baff2cb8dec599af186be521882413787595930Ningyuan Wang * 7396baff2cb8dec599af186be521882413787595930Ningyuan Wang * @param band as specified by one of the WifiScanner.WIFI_BAND_* constants. 7406baff2cb8dec599af186be521882413787595930Ningyuan Wang * The following bands are supported: 7416baff2cb8dec599af186be521882413787595930Ningyuan Wang * WifiScanner.WIFI_BAND_24_GHZ 7426baff2cb8dec599af186be521882413787595930Ningyuan Wang * WifiScanner.WIFI_BAND_5_GHZ 7436baff2cb8dec599af186be521882413787595930Ningyuan Wang * WifiScanner.WIFI_BAND_5_GHZ_DFS_ONLY 7446baff2cb8dec599af186be521882413787595930Ningyuan Wang * @return frequencies vector of valid frequencies (MHz), or null for error. 7456baff2cb8dec599af186be521882413787595930Ningyuan Wang * @throws IllegalArgumentException if band is not recognized. 7466baff2cb8dec599af186be521882413787595930Ningyuan Wang */ 7476baff2cb8dec599af186be521882413787595930Ningyuan Wang public int [] getChannelsForBand(int band) { 7486baff2cb8dec599af186be521882413787595930Ningyuan Wang if (mWificond == null) { 7496baff2cb8dec599af186be521882413787595930Ningyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 7506baff2cb8dec599af186be521882413787595930Ningyuan Wang return null; 7516baff2cb8dec599af186be521882413787595930Ningyuan Wang } 7526baff2cb8dec599af186be521882413787595930Ningyuan Wang try { 7536baff2cb8dec599af186be521882413787595930Ningyuan Wang switch (band) { 7546baff2cb8dec599af186be521882413787595930Ningyuan Wang case WifiScanner.WIFI_BAND_24_GHZ: 7556baff2cb8dec599af186be521882413787595930Ningyuan Wang return mWificond.getAvailable2gChannels(); 7566baff2cb8dec599af186be521882413787595930Ningyuan Wang case WifiScanner.WIFI_BAND_5_GHZ: 7576baff2cb8dec599af186be521882413787595930Ningyuan Wang return mWificond.getAvailable5gNonDFSChannels(); 7586baff2cb8dec599af186be521882413787595930Ningyuan Wang case WifiScanner.WIFI_BAND_5_GHZ_DFS_ONLY: 7596baff2cb8dec599af186be521882413787595930Ningyuan Wang return mWificond.getAvailableDFSChannels(); 7606baff2cb8dec599af186be521882413787595930Ningyuan Wang default: 7616baff2cb8dec599af186be521882413787595930Ningyuan Wang throw new IllegalArgumentException("unsupported band " + band); 7626baff2cb8dec599af186be521882413787595930Ningyuan Wang } 7636baff2cb8dec599af186be521882413787595930Ningyuan Wang } catch (RemoteException e1) { 7646baff2cb8dec599af186be521882413787595930Ningyuan Wang Log.e(TAG, "Failed to request getChannelsForBand due to remote exception"); 7656baff2cb8dec599af186be521882413787595930Ningyuan Wang } 7666baff2cb8dec599af186be521882413787595930Ningyuan Wang return null; 7676baff2cb8dec599af186be521882413787595930Ningyuan Wang } 768045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 76991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius /** Helper function to look up the interface handle using name */ 77091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private IApInterface getApInterface(@NonNull String ifaceName) { 77191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return mApInterfaces.get(ifaceName); 77291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 77391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 774045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius /** 775295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius * Start hostapd 776295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius * TODO(b/71513606): Move this to a global operation. 777045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * 77891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 779045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * @param listener Callback for AP events. 780045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * @return true on success, false otherwise. 781045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius */ 782295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius public boolean startHostapd(@NonNull String ifaceName, 78391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius SoftApListener listener) { 78491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IApInterface iface = getApInterface(ifaceName); 78591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (iface == null) { 786045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "No valid ap interface handler"); 787045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 788045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 789045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius try { 79091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IApInterfaceEventCallback callback = new ApInterfaceEventCallback(listener); 79191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaceListeners.put(ifaceName, callback); 792295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius boolean success = iface.startHostapd(callback); 793045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius if (!success) { 794045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "Failed to start hostapd."); 795045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 796045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 797045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } catch (RemoteException e) { 798045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "Exception in starting soft AP: " + e); 799045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 800045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 801045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return true; 802045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 803045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 804045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius /** 805295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius * Stop hostapd 806295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius * TODO(b/71513606): Move this to a global operation. 807045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * 80891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 809045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * @return true on success, false otherwise. 810045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius */ 811295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius public boolean stopHostapd(@NonNull String ifaceName) { 81291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IApInterface iface = getApInterface(ifaceName); 81391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (iface == null) { 814045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "No valid ap interface handler"); 815045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 816045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 817045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius try { 81891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius boolean success = iface.stopHostapd(); 819045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius if (!success) { 820045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "Failed to stop hostapd."); 821045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 822045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 823045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } catch (RemoteException e) { 824045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "Exception in stopping soft AP: " + e); 825045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 826045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 82791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaceListeners.remove(ifaceName); 828045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return true; 829045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 830045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 83155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 83255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Clear all internal handles. 83355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 83455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius private void clearState() { 83555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // Refresh handlers 83691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mClientInterfaces.clear(); 83791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWificondScanners.clear(); 83891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mPnoScanEventHandlers.clear(); 83991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mScanEventHandlers.clear(); 84091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaces.clear(); 84191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaceListeners.clear(); 84255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 84370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang} 844