WificondControl.java revision ba0868687b7a803bc5f817932fa02c0c3e934254
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; 20f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kimimport android.net.MacAddress; 2170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.net.wifi.IApInterface; 22045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Piusimport android.net.wifi.IApInterfaceEventCallback; 2370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.net.wifi.IClientInterface; 2404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wangimport android.net.wifi.IPnoScanEvent; 2570a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wangimport android.net.wifi.IScanEvent; 268631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport android.net.wifi.IWifiScannerImpl; 2770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.net.wifi.IWificond; 288631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport android.net.wifi.ScanResult; 2904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wangimport android.net.wifi.WifiScanner; 308631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport android.net.wifi.WifiSsid; 3170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.os.Binder; 3255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Piusimport android.os.IBinder; 3370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.os.RemoteException; 3470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wangimport android.util.Log; 3570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 36045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Piusimport com.android.server.wifi.WifiNative.SoftApListener; 378631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport com.android.server.wifi.hotspot2.NetworkDetail; 388631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport com.android.server.wifi.util.InformationElementUtil; 39f4b53ff21ce0aa25131222d0cd15cc4a5e8c0c4fNingyuan Wangimport com.android.server.wifi.util.NativeUtil; 404eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiuimport com.android.server.wifi.util.ScanResultUtil; 41e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wangimport com.android.server.wifi.wificond.ChannelSettings; 42e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wangimport com.android.server.wifi.wificond.HiddenNetwork; 438631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport com.android.server.wifi.wificond.NativeScanResult; 4404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wangimport com.android.server.wifi.wificond.PnoNetwork; 4504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wangimport com.android.server.wifi.wificond.PnoSettings; 463feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Piusimport com.android.server.wifi.wificond.RadioChainInfo; 47e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wangimport com.android.server.wifi.wificond.SingleScanSettings; 488631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang 498631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wangimport java.util.ArrayList; 5091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Piusimport java.util.HashMap; 5191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Piusimport java.util.Map; 52e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wangimport java.util.Set; 538631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang 5470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang/** 5570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * This class provides methods for WifiNative to send control commands to wificond. 5670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * NOTE: This class should only be used from WifiNative. 5770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 5855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Piuspublic class WificondControl implements IBinder.DeathRecipient { 592e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang private boolean mVerboseLoggingEnabled = false; 6070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 6170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang private static final String TAG = "WificondControl"; 6271c4c2a898a827a867564159ce78e41aedd2295bSohani Rao 6371c4c2a898a827a867564159ce78e41aedd2295bSohani Rao /* Get scan results for a single scan */ 6471c4c2a898a827a867564159ce78e41aedd2295bSohani Rao public static final int SCAN_TYPE_SINGLE_SCAN = 0; 6571c4c2a898a827a867564159ce78e41aedd2295bSohani Rao 6671c4c2a898a827a867564159ce78e41aedd2295bSohani Rao /* Get scan results for Pno Scan */ 6771c4c2a898a827a867564159ce78e41aedd2295bSohani Rao public static final int SCAN_TYPE_PNO_SCAN = 1; 6871c4c2a898a827a867564159ce78e41aedd2295bSohani Rao 6970a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang private WifiInjector mWifiInjector; 7070a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang private WifiMonitor mWifiMonitor; 714eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu private final CarrierNetworkConfig mCarrierNetworkConfig; 7270a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 7370a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang // Cached wificond binder handlers. 7470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang private IWificond mWificond; 7591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IClientInterface> mClientInterfaces = new HashMap<>(); 7691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IApInterface> mApInterfaces = new HashMap<>(); 7791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IWifiScannerImpl> mWificondScanners = new HashMap<>(); 7891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IScanEvent> mScanEventHandlers = new HashMap<>(); 7991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IPnoScanEvent> mPnoScanEventHandlers = new HashMap<>(); 8091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private HashMap<String, IApInterfaceEventCallback> mApInterfaceListeners = new HashMap<>(); 8155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius private WifiNative.WificondDeathEventHandler mDeathEventHandler; 8270a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 8391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private class ScanEventHandler extends IScanEvent.Stub { 8491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private String mIfaceName; 8570a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 8691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius ScanEventHandler(@NonNull String ifaceName) { 8791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mIfaceName = ifaceName; 8891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 8970a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 9070a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang @Override 9170a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang public void OnScanResultReady() { 9270a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang Log.d(TAG, "Scan result ready event"); 9391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWifiMonitor.broadcastScanResultEvent(mIfaceName); 9470a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang } 9570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 9670a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang @Override 9770a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang public void OnScanFailed() { 9870a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang Log.d(TAG, "Scan failed event"); 9991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWifiMonitor.broadcastScanFailedEvent(mIfaceName); 10070a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang } 10170a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang } 10270a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 1034eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu WificondControl(WifiInjector wifiInjector, WifiMonitor wifiMonitor, 1044eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu CarrierNetworkConfig carrierNetworkConfig) { 10570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang mWifiInjector = wifiInjector; 10670a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang mWifiMonitor = wifiMonitor; 1074eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu mCarrierNetworkConfig = carrierNetworkConfig; 10870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 10970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 11004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang private class PnoScanEventHandler extends IPnoScanEvent.Stub { 11191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private String mIfaceName; 11291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 11391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius PnoScanEventHandler(@NonNull String ifaceName) { 11491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mIfaceName = ifaceName; 11591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 11691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 11704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang @Override 11804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang public void OnPnoNetworkFound() { 11904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.d(TAG, "Pno scan result event"); 12091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWifiMonitor.broadcastPnoScanResultEvent(mIfaceName); 121a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoFoundNetworkEventCount(); 12204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 12304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 12404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang @Override 12504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang public void OnPnoScanFailed() { 12604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.d(TAG, "Pno Scan failed event"); 127a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanFailedCount(); 12804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 12985c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao 13085c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao @Override 13185c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao public void OnPnoScanOverOffloadStarted() { 13285c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao Log.d(TAG, "Pno scan over offload started"); 133a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanStartedOverOffloadCount(); 13485c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao } 13585c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao 13685c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao @Override 13785c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao public void OnPnoScanOverOffloadFailed(int reason) { 13885c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao Log.d(TAG, "Pno scan over offload failed"); 139a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanFailedOverOffloadCount(); 14085c806c0d32bb30f421ebc372a59b2f3ea2dce41Sohani Rao } 14104c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 14204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 143045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius /** 144045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * Listener for AP Interface events. 145045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius */ 146045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius private class ApInterfaceEventCallback extends IApInterfaceEventCallback.Stub { 147045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius private SoftApListener mSoftApListener; 148045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 149045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius ApInterfaceEventCallback(SoftApListener listener) { 150045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius mSoftApListener = listener; 151045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 152045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 153045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius @Override 154045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius public void onNumAssociatedStationsChanged(int numStations) { 155045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius mSoftApListener.onNumAssociatedStationsChanged(numStations); 156045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 157045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 158045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 15955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 16055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Called by the binder subsystem upon remote object death. 16155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Invoke all the register death handlers and clear state. 16255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 16355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius @Override 16455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius public void binderDied() { 16555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "Wificond died!"); 16655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mDeathEventHandler != null) { 16755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mDeathEventHandler.onDeath(); 16855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 16955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius clearState(); 17055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // Invalidate the global wificond handle on death. Will be refereshed 17155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // on the next setup call. 17255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mWificond = null; 17355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 17455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius 1752e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang /** Enable or disable verbose logging of WificondControl. 1762e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang * @param enable True to enable verbose logging. False to disable verbose logging. 1772e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang */ 1782e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang public void enableVerboseLogging(boolean enable) { 1792e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang mVerboseLoggingEnabled = enable; 1802e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang } 1812e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang 18270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 183ba0868687b7a803bc5f817932fa02c0c3e934254Roshan Pius * Initializes wificond & registers a death notification for wificond. 184ba0868687b7a803bc5f817932fa02c0c3e934254Roshan Pius * This method clears any existing state in wificond daemon. 185ba0868687b7a803bc5f817932fa02c0c3e934254Roshan Pius * 18655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * @return Returns true on success. 18755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 188ba0868687b7a803bc5f817932fa02c0c3e934254Roshan Pius public boolean initialize(@NonNull WifiNative.WificondDeathEventHandler handler) { 18955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mDeathEventHandler != null) { 19055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "Death handler already present"); 19155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 19255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mDeathEventHandler = handler; 193ba0868687b7a803bc5f817932fa02c0c3e934254Roshan Pius tearDownInterfaces(); 19455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return true; 19555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 19655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius 19755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 19855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Helper method to retrieve the global wificond handle and register for 19955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * death notifications. 20055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 20155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius private boolean retrieveWificondAndRegisterForDeath() { 20255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mWificond != null) { 203ba0868687b7a803bc5f817932fa02c0c3e934254Roshan Pius if (mVerboseLoggingEnabled) { 204ba0868687b7a803bc5f817932fa02c0c3e934254Roshan Pius Log.d(TAG, "Wificond handle already retrieved"); 205ba0868687b7a803bc5f817932fa02c0c3e934254Roshan Pius } 20655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // We already have a wificond handle. 20755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return true; 20855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 20955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mWificond = mWifiInjector.makeWificond(); 21055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (mWificond == null) { 21155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "Failed to get reference to wificond"); 21255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return false; 21355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 21455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius try { 21555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius mWificond.asBinder().linkToDeath(this, 0); 21655dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } catch (RemoteException e) { 21755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius Log.e(TAG, "Failed to register death notification for wificond"); 21855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // The remote has already died. 21955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return false; 22055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 22155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius return true; 22255dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 22355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius 22455dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 2257065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * Setup interface for client mode via wificond. 22670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return An IClientInterface as wificond client interface binder handler. 22770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Returns null on failure. 22870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 2297065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius public IClientInterface setupInterfaceForClientMode(@NonNull String ifaceName) { 2307065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.d(TAG, "Setting up interface for client mode"); 23155dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 23270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 23370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 23470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 23570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang IClientInterface clientInterface = null; 23670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 237c7685b40d77b12820c5b04013592834025086cefRoshan Pius clientInterface = mWificond.createClientInterface(ifaceName); 23870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e1) { 23970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to get IClientInterface due to remote exception"); 24070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 24170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 24270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 24370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang if (clientInterface == null) { 24470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Could not get IClientInterface instance from wificond"); 24570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 24670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 24770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Binder.allowBlocking(clientInterface.asBinder()); 24870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 24970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang // Refresh Handlers 25091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mClientInterfaces.put(ifaceName, clientInterface); 2518631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang try { 25291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl wificondScanner = clientInterface.getWifiScannerImpl(); 25391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (wificondScanner == null) { 254bb1a2db286601be78d36c9fe747e779d40cd7d6cNingyuan Wang Log.e(TAG, "Failed to get WificondScannerImpl"); 255bb1a2db286601be78d36c9fe747e779d40cd7d6cNingyuan Wang return null; 256bb1a2db286601be78d36c9fe747e779d40cd7d6cNingyuan Wang } 25791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWificondScanners.put(ifaceName, wificondScanner); 25891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius Binder.allowBlocking(wificondScanner.asBinder()); 25991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius ScanEventHandler scanEventHandler = new ScanEventHandler(ifaceName); 26091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mScanEventHandlers.put(ifaceName, scanEventHandler); 26191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius wificondScanner.subscribeScanEvents(scanEventHandler); 26291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius PnoScanEventHandler pnoScanEventHandler = new PnoScanEventHandler(ifaceName); 26391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mPnoScanEventHandlers.put(ifaceName, pnoScanEventHandler); 26491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius wificondScanner.subscribePnoScanEvents(pnoScanEventHandler); 2658631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } catch (RemoteException e) { 2668631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang Log.e(TAG, "Failed to refresh wificond scanner due to remote exception"); 2678631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 26870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 26970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return clientInterface; 27070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 27170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 27270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 2737065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * Teardown a specific STA interface configured in wificond. 2747065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * 2757065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * @return Returns true on success. 2767065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius */ 2777065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius public boolean tearDownClientInterface(@NonNull String ifaceName) { 2787065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius boolean success; 2797065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius try { 28091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = mWificondScanners.get(ifaceName); 28191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl != null) { 28291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius scannerImpl.unsubscribeScanEvents(); 28391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius scannerImpl.unsubscribePnoScanEvents(); 2847065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 2857065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } catch (RemoteException e) { 2867065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to unsubscribe wificond scanner due to remote exception"); 2877065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 2887065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 2897065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius 2907065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius try { 2917065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius success = mWificond.tearDownClientInterface(ifaceName); 2927065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } catch (RemoteException e1) { 2937065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to teardown client interface due to remote exception"); 2947065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 2957065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 2967065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius if (!success) { 2977065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to teardown client interface"); 2987065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 2997065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3007065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius 30191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mClientInterfaces.remove(ifaceName); 30291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWificondScanners.remove(ifaceName); 30391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mScanEventHandlers.remove(ifaceName); 30491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mPnoScanEventHandlers.remove(ifaceName); 3057065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return true; 3067065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3077065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius 3087065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius /** 3097065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * Setup interface for softAp mode via wificond. 31070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return An IApInterface as wificond Ap interface binder handler. 31170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Returns null on failure. 31270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 3137065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius public IApInterface setupInterfaceForSoftApMode(@NonNull String ifaceName) { 3147065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.d(TAG, "Setting up interface for soft ap mode"); 31555dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 31670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 31770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 31870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 31970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang IApInterface apInterface = null; 32070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 321c7685b40d77b12820c5b04013592834025086cefRoshan Pius apInterface = mWificond.createApInterface(ifaceName); 32270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e1) { 32370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to get IApInterface due to remote exception"); 32470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 32570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 32670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 32770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang if (apInterface == null) { 32870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Could not get IApInterface instance from wificond"); 32970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return null; 33070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 33170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Binder.allowBlocking(apInterface.asBinder()); 33270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 33370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang // Refresh Handlers 33491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaces.put(ifaceName, apInterface); 33570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return apInterface; 33670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 33770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 33870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 3397065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * Teardown a specific AP interface configured in wificond. 3407065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * 3417065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius * @return Returns true on success. 3427065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius */ 3437065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius public boolean tearDownSoftApInterface(@NonNull String ifaceName) { 3447065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius boolean success; 3457065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius try { 3467065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius success = mWificond.tearDownApInterface(ifaceName); 3477065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } catch (RemoteException e1) { 3487065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to teardown AP interface due to remote exception"); 3497065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 3507065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3517065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius if (!success) { 3527065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius Log.e(TAG, "Failed to teardown AP interface"); 3537065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return false; 3547065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 35591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaces.remove(ifaceName); 35691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaceListeners.remove(ifaceName); 3577065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius return true; 3587065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius } 3597065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius 3607065d8fb5b3b814d9f15d053b3a30f4543164baeRoshan Pius /** 36170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Teardown all interfaces configured in wificond. 36270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return Returns true on success. 36370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 36470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang public boolean tearDownInterfaces() { 365512ba9008e5b9ab4019647eb036c303a6bb9e0ceNingyuan Wang Log.d(TAG, "tearing down interfaces in wificond"); 36670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang // Explicitly refresh the wificodn handler because |tearDownInterfaces()| 36770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang // could be used to cleanup before we setup any interfaces. 36855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 36970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 37070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 37170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 37270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 37391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius for (Map.Entry<String, IWifiScannerImpl> entry : mWificondScanners.entrySet()) { 37491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius entry.getValue().unsubscribeScanEvents(); 37591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius entry.getValue().unsubscribePnoScanEvents(); 37670a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang } 37770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang mWificond.tearDownInterfaces(); 37855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius clearState(); 37970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return true; 38070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e) { 38170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to tear down interfaces due to remote exception"); 38270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 38370a9b25ee5d051660b8aeb15ffa97d36a181741dNingyuan Wang 38470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 38570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 38670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 38791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius /** Helper function to look up the interface handle using name */ 38891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private IClientInterface getClientInterface(@NonNull String ifaceName) { 38991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return mClientInterfaces.get(ifaceName); 39091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 39191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 39270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 39370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Disable wpa_supplicant via wificond. 39470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return Returns true on success. 39570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 39670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang public boolean disableSupplicant() { 39755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 39870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 39970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 40070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 4017a9936461744922f7785a192493ccce7c4fb52f9Roshan Pius return mWificond.disableSupplicant(); 40270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e) { 40370603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to disable supplicant due to remote exception"); 40470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 40570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 40670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 40770603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang 40870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang /** 40970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * Enable wpa_supplicant via wificond. 41070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang * @return Returns true on success. 41170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang */ 41270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang public boolean enableSupplicant() { 41355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius if (!retrieveWificondAndRegisterForDeath()) { 41470603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 41570603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 41670603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang try { 4177a9936461744922f7785a192493ccce7c4fb52f9Roshan Pius return mWificond.enableSupplicant(); 41870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } catch (RemoteException e) { 41970603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang Log.e(TAG, "Failed to enable supplicant due to remote exception"); 42070603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 42170603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang return false; 42270603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang } 423d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang 424d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang /** 42591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Request signal polling to wificond. 42691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 42791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Returns an SignalPollResult object. 42891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Returns null on failure. 42991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius */ 43091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public WifiNative.SignalPollResult signalPoll(@NonNull String ifaceName) { 43191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IClientInterface iface = getClientInterface(ifaceName); 43291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (iface == null) { 433d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang Log.e(TAG, "No valid wificond client interface handler"); 434d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 435d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 436d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang 437d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang int[] resultArray; 438d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang try { 43991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius resultArray = iface.signalPoll(); 440d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang if (resultArray == null || resultArray.length != 3) { 441d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang Log.e(TAG, "Invalid signal poll result from wificond"); 442d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 443d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 444d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } catch (RemoteException e) { 4452e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang Log.e(TAG, "Failed to do signal polling due to remote exception"); 446d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 447d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 448d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang WifiNative.SignalPollResult pollResult = new WifiNative.SignalPollResult(); 449d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang pollResult.currentRssi = resultArray[0]; 450d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang pollResult.txBitrate = resultArray[1]; 451d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang pollResult.associationFrequency = resultArray[2]; 452d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return pollResult; 453d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 454d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang 455d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang /** 45691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Fetch TX packet counters on current connection from wificond. 45791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 45891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Returns an TxPacketCounters object. 45991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * Returns null on failure. 46091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius */ 46191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public WifiNative.TxPacketCounters getTxPacketCounters(@NonNull String ifaceName) { 46291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IClientInterface iface = getClientInterface(ifaceName); 46391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (iface == null) { 464d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang Log.e(TAG, "No valid wificond client interface handler"); 465d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 466d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 467d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang 468d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang int[] resultArray; 469d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang try { 47091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius resultArray = iface.getPacketCounters(); 471d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang if (resultArray == null || resultArray.length != 2) { 472d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang Log.e(TAG, "Invalid signal poll result from wificond"); 473d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 474d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 475d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } catch (RemoteException e) { 4762e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang Log.e(TAG, "Failed to do signal polling due to remote exception"); 477d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return null; 478d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 479d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang WifiNative.TxPacketCounters counters = new WifiNative.TxPacketCounters(); 480d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang counters.txSucceeded = resultArray[0]; 481d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang counters.txFailed = resultArray[1]; 482d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang return counters; 483d45b46b01f8562219468291bdc19363f0540ced0Ningyuan Wang } 4848631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang 48591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius /** Helper function to look up the scanner impl handle using name */ 48691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private IWifiScannerImpl getScannerImpl(@NonNull String ifaceName) { 48791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return mWificondScanners.get(ifaceName); 48891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 48991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 4908631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang /** 4918631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang * Fetch the latest scan result from kernel via wificond. 49291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 4938631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang * @return Returns an ArrayList of ScanDetail. 4948631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang * Returns an empty ArrayList on failure. 4958631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang */ 49691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public ArrayList<ScanDetail> getScanResults(@NonNull String ifaceName, int scanType) { 4978631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang ArrayList<ScanDetail> results = new ArrayList<>(); 49891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 49991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 5008631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 5018631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang return results; 5028631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 5038631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang try { 50471c4c2a898a827a867564159ce78e41aedd2295bSohani Rao NativeScanResult[] nativeResults; 50571c4c2a898a827a867564159ce78e41aedd2295bSohani Rao if (scanType == SCAN_TYPE_SINGLE_SCAN) { 50691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius nativeResults = scannerImpl.getScanResults(); 50771c4c2a898a827a867564159ce78e41aedd2295bSohani Rao } else { 50891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius nativeResults = scannerImpl.getPnoScanResults(); 50971c4c2a898a827a867564159ce78e41aedd2295bSohani Rao } 5108631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang for (NativeScanResult result : nativeResults) { 511755bbe962c20d37491dd9264ad3497bf27e33602Ningyuan Wang WifiSsid wifiSsid = WifiSsid.createFromByteArray(result.ssid); 5128ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang String bssid; 5138ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang try { 5148ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang bssid = NativeUtil.macAddressFromByteArray(result.bssid); 5158ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } catch (IllegalArgumentException e) { 5168ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang Log.e(TAG, "Illegal argument " + result.bssid, e); 5178ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang continue; 5188ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } 5198ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang if (bssid == null) { 5208ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang Log.e(TAG, "Illegal null bssid"); 5218ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang continue; 5228ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } 5238631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang ScanResult.InformationElement[] ies = 5248631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang InformationElementUtil.parseInformationElements(result.infoElement); 5258631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang InformationElementUtil.Capabilities capabilities = 5268631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang new InformationElementUtil.Capabilities(); 5278631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang capabilities.from(ies, result.capability); 5288631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang String flags = capabilities.generateCapabilitiesString(); 5290a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang NetworkDetail networkDetail; 5300a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang try { 5310a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang networkDetail = new NetworkDetail(bssid, ies, null, result.frequency); 5320a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang } catch (IllegalArgumentException e) { 5330a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang Log.e(TAG, "Illegal argument for scan result with bssid: " + bssid, e); 5340a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang continue; 5350a6b9c1199f91790606acc70c771548f079fa8f0Ningyuan Wang } 5368631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang 5378631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang ScanDetail scanDetail = new ScanDetail(networkDetail, wifiSsid, bssid, flags, 5388631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang result.signalMbm / 100, result.frequency, result.tsf, ies, null); 5393feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius ScanResult scanResult = scanDetail.getScanResult(); 5404eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu // Update carrier network info if this AP's SSID is associated with a carrier Wi-Fi 5414eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu // network and it uses EAP. 5424eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu if (ScanResultUtil.isScanResultForEapNetwork(scanDetail.getScanResult()) 5434eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu && mCarrierNetworkConfig.isCarrierNetwork(wifiSsid.toString())) { 5443feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.isCarrierAp = true; 5453feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.carrierApEapType = 5464eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu mCarrierNetworkConfig.getNetworkEapType(wifiSsid.toString()); 5473feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.carrierName = 5484eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu mCarrierNetworkConfig.getCarrierName(wifiSsid.toString()); 5494eef41ced6143fe7228cf1f06f8a1f45aa8a2b1fPeter Qiu } 5503feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius // Fill up the radio chain info. 5513feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius if (result.radioChainInfos != null) { 5523feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.radioChainInfos = 5533feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius new ScanResult.RadioChainInfo[result.radioChainInfos.size()]; 5543feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius int idx = 0; 5553feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius for (RadioChainInfo nativeRadioChainInfo : result.radioChainInfos) { 5563feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.radioChainInfos[idx] = new ScanResult.RadioChainInfo(); 5573feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.radioChainInfos[idx].id = nativeRadioChainInfo.chainId; 5583feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius scanResult.radioChainInfos[idx].level = nativeRadioChainInfo.level; 5593feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius idx++; 5603feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 5613feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 5628631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang results.add(scanDetail); 5638631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 5648631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } catch (RemoteException e1) { 5658631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang Log.e(TAG, "Failed to create ScanDetail ArrayList"); 5668631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 5672e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang if (mVerboseLoggingEnabled) { 5682e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang Log.d(TAG, "get " + results.size() + " scan results from wificond"); 5692e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang } 5702e5959fc746d48ab49f731cdbbb2b9fea6704e2aNingyuan Wang 5718631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang return results; 5728631700c2c81784d8fb02d38a304cf6609f67c14Ningyuan Wang } 573e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang 574e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang /** 5753feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius * Return scan type for the parcelable {@link SingleScanSettings} 5763feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius */ 5773feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius private static int getScanType(int scanType) { 5783feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius switch (scanType) { 5793feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius case WifiNative.SCAN_TYPE_LOW_LATENCY: 5803feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius return IWifiScannerImpl.SCAN_TYPE_LOW_SPAN; 5813feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius case WifiNative.SCAN_TYPE_LOW_POWER: 5823feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius return IWifiScannerImpl.SCAN_TYPE_LOW_POWER; 5833feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius case WifiNative.SCAN_TYPE_HIGH_ACCURACY: 5843feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius return IWifiScannerImpl.SCAN_TYPE_HIGH_ACCURACY; 5853feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius default: 5863feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius throw new IllegalArgumentException("Invalid scan type " + scanType); 5873feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 5883feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 5893feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius 5903feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius /** 591e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang * Start a scan using wificond for the given parameters. 59291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 5933feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius * @param scanType Type of scan to perform. 594e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang * @param freqs list of frequencies to scan for, if null scan all supported channels. 595e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang * @param hiddenNetworkSSIDs List of hidden networks to be scanned for. 596e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang * @return Returns true on success. 597e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang */ 59891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public boolean scan(@NonNull String ifaceName, 5993feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius int scanType, 60091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius Set<Integer> freqs, 60191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius Set<String> hiddenNetworkSSIDs) { 60291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 60391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 604e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 605e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang return false; 606e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 607e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang SingleScanSettings settings = new SingleScanSettings(); 6083feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius try { 6093feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius settings.scanType = getScanType(scanType); 6103feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } catch (IllegalArgumentException e) { 6113feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius Log.e(TAG, "Invalid scan type ", e); 6123feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius return false; 6133feac6fe9249c1b7bf284c7a9bfa65a86b973154Roshan Pius } 614e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang settings.channelSettings = new ArrayList<>(); 615e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang settings.hiddenNetworks = new ArrayList<>(); 616e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang 617e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang if (freqs != null) { 618e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang for (Integer freq : freqs) { 619e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang ChannelSettings channel = new ChannelSettings(); 620e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang channel.frequency = freq; 621e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang settings.channelSettings.add(channel); 622e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 623e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 624e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang if (hiddenNetworkSSIDs != null) { 625e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang for (String ssid : hiddenNetworkSSIDs) { 626e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang HiddenNetwork network = new HiddenNetwork(); 6278ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang try { 6288ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang network.ssid = NativeUtil.byteArrayFromArrayList(NativeUtil.decodeSsid(ssid)); 6298ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } catch (IllegalArgumentException e) { 6308ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang Log.e(TAG, "Illegal argument " + ssid, e); 6318ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang continue; 6328ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } 633e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang settings.hiddenNetworks.add(network); 634e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 635e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 636e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang 637e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang try { 63891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return scannerImpl.scan(settings); 639e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } catch (RemoteException e1) { 640e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang Log.e(TAG, "Failed to request scan due to remote exception"); 641e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 642e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang return false; 643e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang } 644e6d7f23569585f8f0fb02adbef992d3f1430db44Ningyuan Wang 64504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang /** 64604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * Start PNO scan. 64791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 64804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * @param pnoSettings Pno scan configuration. 64904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * @return true on success. 65004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang */ 65191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public boolean startPnoScan(@NonNull String ifaceName, WifiNative.PnoSettings pnoSettings) { 65291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 65391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 65404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 65504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang return false; 65604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 65704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang PnoSettings settings = new PnoSettings(); 65804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.pnoNetworks = new ArrayList<>(); 65904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.intervalMs = pnoSettings.periodInMs; 66004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.min2gRssi = pnoSettings.min24GHzRssi; 66104c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.min5gRssi = pnoSettings.min5GHzRssi; 66204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang if (pnoSettings.networkList != null) { 66304c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang for (WifiNative.PnoNetwork network : pnoSettings.networkList) { 66404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang PnoNetwork condNetwork = new PnoNetwork(); 66504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang condNetwork.isHidden = (network.flags 66604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang & WifiScanner.PnoSettings.PnoNetwork.FLAG_DIRECTED_SCAN) != 0; 6678ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang try { 6688ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang condNetwork.ssid = 6698ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang NativeUtil.byteArrayFromArrayList(NativeUtil.decodeSsid(network.ssid)); 6708ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } catch (IllegalArgumentException e) { 6718ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang Log.e(TAG, "Illegal argument " + network.ssid, e); 6728ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang continue; 6738ce63761f263cc5190e87d6f5f8d0501e531168fNingyuan Wang } 67404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang settings.pnoNetworks.add(condNetwork); 67504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 67604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 67704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 67804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang try { 67991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius boolean success = scannerImpl.startPnoScan(settings); 680a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanStartAttempCount(); 681a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh if (!success) { 682a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh mWifiInjector.getWifiMetrics().incrementPnoScanFailedCount(); 683a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh } 684a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh return success; 68504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } catch (RemoteException e1) { 686a2dae3436431f3fe2ac79ad087fe62f6fcda8ad7Mehdi Alizadeh Log.e(TAG, "Failed to start pno scan due to remote exception"); 68704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 68804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang return false; 68904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 69004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 69104c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang /** 69204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * Stop PNO scan. 69391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 69404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang * @return true on success. 69504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang */ 69691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public boolean stopPnoScan(@NonNull String ifaceName) { 69791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 69891375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 69904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 70004c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang return false; 70104c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 70204c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang try { 70391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return scannerImpl.stopPnoScan(); 70404c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } catch (RemoteException e1) { 70504c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang Log.e(TAG, "Failed to stop pno scan due to remote exception"); 70604c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 70704c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang return false; 70804c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang } 70904c453c2e07efc30b99528926f205740226f1c7bNingyuan Wang 710c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang /** 711c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang * Abort ongoing single scan. 71291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 713c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang */ 71491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius public void abortScan(@NonNull String ifaceName) { 71591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IWifiScannerImpl scannerImpl = getScannerImpl(ifaceName); 71691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (scannerImpl == null) { 717c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 718c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang return; 719c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang } 720c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang try { 72191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius scannerImpl.abortScan(); 722c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang } catch (RemoteException e1) { 723c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang Log.e(TAG, "Failed to request abortScan due to remote exception"); 724c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang } 725c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang } 726c4ad341e844e88a34be7ed4c3c9509fb72608b37Ningyuan Wang 7276baff2cb8dec599af186be521882413787595930Ningyuan Wang /** 7286baff2cb8dec599af186be521882413787595930Ningyuan Wang * Query the list of valid frequencies for the provided band. 7296baff2cb8dec599af186be521882413787595930Ningyuan Wang * The result depends on the on the country code that has been set. 7306baff2cb8dec599af186be521882413787595930Ningyuan Wang * 7316baff2cb8dec599af186be521882413787595930Ningyuan Wang * @param band as specified by one of the WifiScanner.WIFI_BAND_* constants. 7326baff2cb8dec599af186be521882413787595930Ningyuan Wang * The following bands are supported: 7336baff2cb8dec599af186be521882413787595930Ningyuan Wang * WifiScanner.WIFI_BAND_24_GHZ 7346baff2cb8dec599af186be521882413787595930Ningyuan Wang * WifiScanner.WIFI_BAND_5_GHZ 7356baff2cb8dec599af186be521882413787595930Ningyuan Wang * WifiScanner.WIFI_BAND_5_GHZ_DFS_ONLY 7366baff2cb8dec599af186be521882413787595930Ningyuan Wang * @return frequencies vector of valid frequencies (MHz), or null for error. 7376baff2cb8dec599af186be521882413787595930Ningyuan Wang * @throws IllegalArgumentException if band is not recognized. 7386baff2cb8dec599af186be521882413787595930Ningyuan Wang */ 7396baff2cb8dec599af186be521882413787595930Ningyuan Wang public int [] getChannelsForBand(int band) { 7406baff2cb8dec599af186be521882413787595930Ningyuan Wang if (mWificond == null) { 7416baff2cb8dec599af186be521882413787595930Ningyuan Wang Log.e(TAG, "No valid wificond scanner interface handler"); 7426baff2cb8dec599af186be521882413787595930Ningyuan Wang return null; 7436baff2cb8dec599af186be521882413787595930Ningyuan Wang } 7446baff2cb8dec599af186be521882413787595930Ningyuan Wang try { 7456baff2cb8dec599af186be521882413787595930Ningyuan Wang switch (band) { 7466baff2cb8dec599af186be521882413787595930Ningyuan Wang case WifiScanner.WIFI_BAND_24_GHZ: 7476baff2cb8dec599af186be521882413787595930Ningyuan Wang return mWificond.getAvailable2gChannels(); 7486baff2cb8dec599af186be521882413787595930Ningyuan Wang case WifiScanner.WIFI_BAND_5_GHZ: 7496baff2cb8dec599af186be521882413787595930Ningyuan Wang return mWificond.getAvailable5gNonDFSChannels(); 7506baff2cb8dec599af186be521882413787595930Ningyuan Wang case WifiScanner.WIFI_BAND_5_GHZ_DFS_ONLY: 7516baff2cb8dec599af186be521882413787595930Ningyuan Wang return mWificond.getAvailableDFSChannels(); 7526baff2cb8dec599af186be521882413787595930Ningyuan Wang default: 7536baff2cb8dec599af186be521882413787595930Ningyuan Wang throw new IllegalArgumentException("unsupported band " + band); 7546baff2cb8dec599af186be521882413787595930Ningyuan Wang } 7556baff2cb8dec599af186be521882413787595930Ningyuan Wang } catch (RemoteException e1) { 7566baff2cb8dec599af186be521882413787595930Ningyuan Wang Log.e(TAG, "Failed to request getChannelsForBand due to remote exception"); 7576baff2cb8dec599af186be521882413787595930Ningyuan Wang } 7586baff2cb8dec599af186be521882413787595930Ningyuan Wang return null; 7596baff2cb8dec599af186be521882413787595930Ningyuan Wang } 760045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 76191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius /** Helper function to look up the interface handle using name */ 76291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius private IApInterface getApInterface(@NonNull String ifaceName) { 76391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius return mApInterfaces.get(ifaceName); 76491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius } 76591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius 766045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius /** 767295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius * Start hostapd 768295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius * TODO(b/71513606): Move this to a global operation. 769045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * 77091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 771045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * @param listener Callback for AP events. 772045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * @return true on success, false otherwise. 773045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius */ 774295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius public boolean startHostapd(@NonNull String ifaceName, 77591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius SoftApListener listener) { 77691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IApInterface iface = getApInterface(ifaceName); 77791375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (iface == null) { 778045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "No valid ap interface handler"); 779045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 780045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 781045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius try { 78291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IApInterfaceEventCallback callback = new ApInterfaceEventCallback(listener); 78391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaceListeners.put(ifaceName, callback); 784295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius boolean success = iface.startHostapd(callback); 785045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius if (!success) { 786045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "Failed to start hostapd."); 787045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 788045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 789045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } catch (RemoteException e) { 790045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "Exception in starting soft AP: " + e); 791045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 792045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 793045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return true; 794045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 795045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 796045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius /** 797295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius * Stop hostapd 798295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius * TODO(b/71513606): Move this to a global operation. 799045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * 80091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius * @param ifaceName Name of the interface. 801045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius * @return true on success, false otherwise. 802045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius */ 803295a0f1632f2c46ffb050ad538eddeb9a2aa7a76Roshan Pius public boolean stopHostapd(@NonNull String ifaceName) { 80491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius IApInterface iface = getApInterface(ifaceName); 80591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius if (iface == null) { 806045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "No valid ap interface handler"); 807045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 808045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 809045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius try { 81091375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius boolean success = iface.stopHostapd(); 811045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius if (!success) { 812045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "Failed to stop hostapd."); 813045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 814045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 815045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } catch (RemoteException e) { 816045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius Log.e(TAG, "Exception in stopping soft AP: " + e); 817045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return false; 818045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 81991375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaceListeners.remove(ifaceName); 820045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius return true; 821045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius } 822045079df57626fd6a8b94ac19fcdb0540b508c19Roshan Pius 82355dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius /** 824f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim * Set Mac address on the given interface 825f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim * @param interfaceName Name of the interface. 826f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim * @param mac Mac address to change into 827f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim * @return true on success, false otherwise. 828f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim */ 829f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim public boolean setMacAddress(@NonNull String interfaceName, @NonNull MacAddress mac) { 830f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim IClientInterface mClientInterface = getClientInterface(interfaceName); 831f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim if (mClientInterface == null) { 832f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim Log.e(TAG, "No valid wificond client interface handler"); 833f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim return false; 834f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim } 835f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim byte[] macByteArray = mac.toByteArray(); 836f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim 837f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim try { 838f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim mClientInterface.setMacAddress(macByteArray); 839f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim } catch (RemoteException e) { 840f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim Log.e(TAG, "Failed to setMacAddress due to remote exception"); 841f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim return false; 842f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim } 843f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim return true; 844f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim } 845f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim 846f8418067cfc279fc451f3347dab20908a1837bfcJong Wook Kim /** 84755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius * Clear all internal handles. 84855dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius */ 84955dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius private void clearState() { 85055dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius // Refresh handlers 85191375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mClientInterfaces.clear(); 85291375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mWificondScanners.clear(); 85391375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mPnoScanEventHandlers.clear(); 85491375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mScanEventHandlers.clear(); 85591375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaces.clear(); 85691375b39b0fdd6b9c692a5d48120673ee472e3ffRoshan Pius mApInterfaceListeners.clear(); 85755dd51a9f9df48a7b92a57f9c969d256c98d33a7Roshan Pius } 85870603901b67c48202ecbb1818e59d487bbcceedaNingyuan Wang} 859