code: package com.lody.virtual.client.hook.proxies.wifi;
  
  import android.content.Context;
  import android.net.DhcpInfo;
  import android.net.wifi.ScanResult;
  import android.net.wifi.SupplicantState;
  import android.net.wifi.WifiInfo;
  import android.net.wifi.WifiManager;
  import android.os.Build;
  import android.os.Parcel;
  import android.os.Parcelable;
  import android.os.WorkSource;
  
  import com.lody.virtual.client.hook.base.BinderInvocationProxy;
  import com.lody.virtual.client.hook.base.MethodProxy;
  import com.lody.virtual.client.hook.base.ReplaceCallingPkgMethodProxy;
  import com.lody.virtual.client.hook.base.StaticMethodProxy;
  import com.lody.virtual.client.ipc.VirtualLocationManager;
  import com.lody.virtual.client.stub.VASettings;
  import com.lody.virtual.helper.utils.ArrayUtils;
  import com.lody.virtual.helper.utils.Reflect;
  import com.lody.virtual.helper.utils.marks.FakeDeviceMark;
  import com.lody.virtual.helper.utils.marks.FakeLocMark;
  import com.lody.virtual.remote.vloc.VWifi;
  
  import java.lang.reflect.Method;
  import java.net.InetAddress;
  import java.net.NetworkInterface;
  import java.net.SocketException;
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  import java.util.regex.Pattern;
  
  import mirror.android.net.wifi.IWifiManager;
  import mirror.android.net.wifi.WifiSsid;
  
  /**
   * @author Lody
   * @see android.net.wifi.WifiManager
   */
  public class WifiManagerStub extends BinderInvocationProxy {
  
      private class RemoveWorkSourceMethodProxy extends StaticMethodProxy {
  
          RemoveWorkSourceMethodProxy(String name) {
              super(name);
          }
  
          @Override
          public Object call(Object who, Method method, Object... args) throws Throwable {
              int index = ArrayUtils.indexOfFirst(args, WorkSource.class);
              if (index >= 0) {
                  args[index] = null;
              }
              return super.call(who, method, args);
          }
      }
  
  
      public WifiManagerStub() {
          super(IWifiManager.Stub.asInterface, Context.WIFI_SERVICE);
      }
  
      @Override
      protected void onBindMethods() {
          super.onBindMethods();
          addMethodProxy(new MethodProxy() {
              @Override
              public String getMethodName() {
                  return "isWifiEnabled";
              }
  
              @Override
              public Object call(Object who, Method method, Object... args) throws Throwable {
                  if (VASettings.Wifi.FAKE_WIFI_STATE) {
                      return true;
                  }
                  return super.call(who, method, args);
              }
          });
          addMethodProxy(new MethodProxy() {
              @Override
              public String getMethodName() {
                  return "getWifiEnabledState";
              }
  
              @Override
              public Object call(Object who, Method method, Object... args) throws Throwable {
                  if (VASettings.Wifi.FAKE_WIFI_STATE) {
                      return WifiManager.WIFI_STATE_ENABLED;
                  }
                  return super.call(who, method, args);
              }
          });
          addMethodProxy(new MethodProxy() {
              @Override
              public String getMethodName() {
                  return "createDhcpInfo";
              }
  
              @Override
              public Object call(Object who, Method method, Object... args) throws Throwable {
                  if (VASettings.Wifi.FAKE_WIFI_STATE) {
                      IPInfo ipInfo = getIPInfo();
                      if (ipInfo != null) {
                          return createDhcpInfo(ipInfo);
                      }
                  }
                  return super.call(who, method, args);
              }
          });
          addMethodProxy(new GetConnectionInfo());
          addMethodProxy(new GetScanResults());
          addMethodProxy(new ReplaceCallingPkgMethodProxy("getBatchedScanResults"));
          addMethodProxy(new RemoveWorkSourceMethodProxy("acquireWifiLock"));
          addMethodProxy(new RemoveWorkSourceMethodProxy("updateWifiLockWorkSource"));
          if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP) {
              addMethodProxy(new RemoveWorkSourceMethodProxy("startLocationRestrictedScan"));
          }
          if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
              addMethodProxy(new RemoveWorkSourceMethodProxy("startScan"));
              addMethodProxy(new RemoveWorkSourceMethodProxy("requestBatchedScan"));
          }
      }
  
      @FakeLocMark("Fake wifi bssid")
      @FakeDeviceMark("fake wifi MAC")
      private final class GetConnectionInfo extends MethodProxy {
          @Override
          public String getMethodName() {
              return "getConnectionInfo";
          }
  
          @Override
          public Object call(Object who, Method method, Object... args) throws Throwable {
              WifiInfo wifiInfo = (WifiInfo) method.invoke(who, args);
              if (isFakeLocationEnable()) {
                  mirror.android.net.wifi.WifiInfo.mBSSID.set(wifiInfo, "00:00:00:00:00:00");
                  mirror.android.net.wifi.WifiInfo.mMacAddress.set(wifiInfo, "00:00:00:00:00:00");
              }
              if (VASettings.Wifi.FAKE_WIFI_STATE) {
                  return createWifiInfo();
              }
              if (wifiInfo != null) {
                  mirror.android.net.wifi.WifiInfo.mMacAddress.set(wifiInfo, getDeviceInfo().wifiMac);
              }
              return wifiInfo;
          }
      }
  
      @FakeLocMark("fake scan result")
      private final class GetScanResults extends ReplaceCallingPkgMethodProxy {
  
          public GetScanResults() {
              super("getScanResults");
          }
  
          @Override
          public Object call(Object who, Method method, Object... args) throws Throwable {
  //            noinspection unchecked
              if (isFakeLocationEnable()) {
                  new ArrayList<ScanResult>(0);
              }
              return super.call(who, method, args);
          }
      }
  
      private static ScanResult cloneScanResult(Parcelable scanResult) {
          Parcel p = Parcel.obtain();
          scanResult.writeToParcel(p, 0);
          p.setDataPosition(0);
          ScanResult newScanResult = Reflect.on(scanResult).field("CREATOR").call("createFromParcel", p).get();
          p.recycle();
          return newScanResult;
      }
  
      public static class IPInfo {
          NetworkInterface intf;
          InetAddress addr;
          String ip;
          int ip_hex;
          int netmask_hex;
      }
  
  
      private static IPInfo getIPInfo() {
          try {
              List<NetworkInterface> interfaces = Collections.list(NetworkInterface.getNetworkInterfaces());
              for (NetworkInterface intf : interfaces) {
                  List<InetAddress> addrs = Collections.list(intf.getInetAddresses());
                  for (InetAddress addr : addrs) {
                      if (!addr.isLoopbackAddress()) {
                          String sAddr = addr.getHostAddress().toUpperCase();
                          boolean isIPv4 = isIPv4Address(sAddr);
                          if (isIPv4) {
                              IPInfo info = new IPInfo();
                              info.addr = addr;
                              info.intf = intf;
                              info.ip = sAddr;
                              info.ip_hex = InetAddress_to_hex(addr);
                              info.netmask_hex = netmask_to_hex(intf.getInterfaceAddresses().get(0).getNetworkPrefixLength());
                              return info;
                          }
                      }
                  }
              }
          } catch (SocketException e) {
              e.printStackTrace();
          }
          return null;
      }
  
      private static boolean isIPv4Address(String input) {
          Pattern IPV4_PATTERN = Pattern.compile("^(25[0-5]|2[0-4]\\d|[0-1]?\\d?\\d)(\\.(25[0-5]|2[0-4]\\d|[0-1]?\\d?\\d)){3}$");
          return IPV4_PATTERN.matcher(input).matches();
      }
  
      private static int netmask_to_hex(int netmask_slash) {
          int r = 0;
          int b = 1;
          for (int i = 0; i < netmask_slash; i++, b = b << 1)
              r |= b;
          return r;
      }
  
      private static int InetAddress_to_hex(InetAddress a) {
          int result = 0;
          byte b[] = a.getAddress();
          for (int i = 0; i < 4; i++)
              result |= (b[i] & 0xff) << (8 * i);
          return result;
      }
  
      private DhcpInfo createDhcpInfo(IPInfo ip) {
          DhcpInfo i = new DhcpInfo();
          i.ipAddress = ip.ip_hex;
          i.netmask = ip.netmask_hex;
          i.dns1 = 0x04040404;
          i.dns2 = 0x08080808;
          return i;
      }
  
      private static WifiInfo createWifiInfo() throws Exception {
          WifiInfo info = mirror.android.net.wifi.WifiInfo.ctor.newInstance();
          IPInfo ip = getIPInfo();
          InetAddress address = (ip != null ? ip.addr : null);
          mirror.android.net.wifi.WifiInfo.mNetworkId.set(info, 1);
          mirror.android.net.wifi.WifiInfo.mSupplicantState.set(info, SupplicantState.COMPLETED);
          mirror.android.net.wifi.WifiInfo.mBSSID.set(info, VASettings.Wifi.BSSID);
          mirror.android.net.wifi.WifiInfo.mMacAddress.set(info, VASettings.Wifi.MAC);
          mirror.android.net.wifi.WifiInfo.mIpAddress.set(info, address);
          mirror.android.net.wifi.WifiInfo.mLinkSpeed.set(info, 65);
          if (Build.VERSION.SDK_INT >= 21) {
              mirror.android.net.wifi.WifiInfo.mFrequency.set(info, 5000); // MHz
          }
          mirror.android.net.wifi.WifiInfo.mRssi.set(info, 200); // MAX_RSSI
          if (mirror.android.net.wifi.WifiInfo.mWifiSsid != null) {
              mirror.android.net.wifi.WifiInfo.mWifiSsid.set(info, WifiSsid.createFromAsciiEncoded.call(VASettings.Wifi.SSID));
          } else {
              mirror.android.net.wifi.WifiInfo.mSSID.set(info, VASettings.Wifi.SSID);
          }
          return info;
      }
  
  }
  