mirror of
https://github.com/revanced/revanced-integrations.git
synced 2024-12-24 03:35:49 +01:00
feat: spoof-wifi-connection patch (#297)
This commit is contained in:
oSumAtrIX
GitHub
commit
293eae4a46
@ -0,0 +1,423 @@
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package app.revanced.all.connectivity.wifi.spoof;
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import android.app.PendingIntent;
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import android.content.Context;
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import android.net.ConnectivityManager;
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import android.net.Network;
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import android.net.NetworkCapabilities;
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import android.net.NetworkInfo;
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import android.net.NetworkRequest;
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import android.os.Build;
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import android.os.Handler;
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import androidx.annotation.RequiresApi;
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public class SpoofWifiPatch {
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// Used to check what the (real or fake) active network is (take a look at `hasTransport`).
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private static ConnectivityManager CONNECTIVITY_MANAGER;
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// If Wifi is not enabled, these are types that would pretend to be Wifi for android.net.Network (lower index = higher priority).
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// This does not apply to android.net.NetworkInfo, because we can pretend that Wifi is always active there.
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//
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// VPN should be a fallback, because Reverse Tethering uses VPN.
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private static final int[] FAKE_FALLBACK_NETWORKS = { NetworkCapabilities.TRANSPORT_ETHERNET, NetworkCapabilities.TRANSPORT_VPN };
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// In order to initialize our own ConnectivityManager, if it isn't initialized yet.
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public static Object getSystemService(Context context, String name) {
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Object result = context.getSystemService(name);
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if (CONNECTIVITY_MANAGER == null) {
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if (Context.CONNECTIVITY_SERVICE.equals(name)) {
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CONNECTIVITY_MANAGER = (ConnectivityManager) result;
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} else {
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CONNECTIVITY_MANAGER = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
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}
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}
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return result;
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}
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// In order to initialize our own ConnectivityManager, if it isn't initialized yet.
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public static Object getSystemService(Context context, Class<?> serviceClass) {
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Object result = context.getSystemService(serviceClass);
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if (CONNECTIVITY_MANAGER == null) {
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if (serviceClass == ConnectivityManager.class) {
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CONNECTIVITY_MANAGER = (ConnectivityManager) result;
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} else {
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CONNECTIVITY_MANAGER = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
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}
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}
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return result;
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}
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// Simply always return Wifi as active network.
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public static NetworkInfo getActiveNetworkInfo(ConnectivityManager connectivityManager) {
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for (NetworkInfo networkInfo : connectivityManager.getAllNetworkInfo()) {
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if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
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return networkInfo;
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}
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}
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return connectivityManager.getActiveNetworkInfo();
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}
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// Pretend Wifi is always connected.
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public static boolean isConnected(NetworkInfo networkInfo) {
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if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
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return true;
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}
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return networkInfo.isConnected();
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}
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// Pretend Wifi is always connected.
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public static boolean isConnectedOrConnecting(NetworkInfo networkInfo) {
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if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
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return true;
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}
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return networkInfo.isConnectedOrConnecting();
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}
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// Pretend Wifi is always available.
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public static boolean isAvailable(NetworkInfo networkInfo) {
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if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
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return true;
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}
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return networkInfo.isAvailable();
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}
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// Pretend Wifi is always connected.
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public static NetworkInfo.State getState(NetworkInfo networkInfo) {
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if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
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return NetworkInfo.State.CONNECTED;
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}
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return networkInfo.getState();
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}
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// Pretend Wifi is always connected.
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public static NetworkInfo.DetailedState getDetailedState(NetworkInfo networkInfo) {
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if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
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return NetworkInfo.DetailedState.CONNECTED;
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}
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return networkInfo.getDetailedState();
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}
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// Pretend Wifi is enabled, so connection isn't metered.
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public static boolean isActiveNetworkMetered(ConnectivityManager connectivityManager) {
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return false;
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}
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// Returns the Wifi network, if Wifi is enabled.
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// Otherwise if one of our fallbacks has a connection, return them.
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// And as a last resort, return the default active network.
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public static Network getActiveNetwork(ConnectivityManager connectivityManager) {
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Network[] prioritizedNetworks = new Network[FAKE_FALLBACK_NETWORKS.length];
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for (Network network : connectivityManager.getAllNetworks()) {
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NetworkCapabilities networkCapabilities = connectivityManager.getNetworkCapabilities(network);
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if (networkCapabilities == null) {
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continue;
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}
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if (networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI)) {
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return network;
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}
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if (networkCapabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)) {
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for (int i = 0; i < FAKE_FALLBACK_NETWORKS.length; i++) {
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int transportType = FAKE_FALLBACK_NETWORKS[i];
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if (networkCapabilities.hasTransport(transportType)) {
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prioritizedNetworks[i] = network;
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break;
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}
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}
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}
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}
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for (Network network : prioritizedNetworks) {
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if (network != null) {
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return network;
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}
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}
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return connectivityManager.getActiveNetwork();
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}
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// If the given network is a real or fake Wifi connection, return a Wifi network.
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// Otherwise fallback to default implementation.
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public static NetworkInfo getNetworkInfo(ConnectivityManager connectivityManager, Network network) {
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NetworkCapabilities networkCapabilities = connectivityManager.getNetworkCapabilities(network);
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if (networkCapabilities != null && hasTransport(networkCapabilities, NetworkCapabilities.TRANSPORT_WIFI)) {
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for (NetworkInfo networkInfo : connectivityManager.getAllNetworkInfo()) {
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if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
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return networkInfo;
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}
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}
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}
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return connectivityManager.getNetworkInfo(network);
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}
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// If we are checking if the NetworkCapabilities use Wifi, return yes if
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// - it is a real Wifi connection,
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// - or the NetworkCapabilities are from a network pretending being a Wifi network.
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// Otherwise fallback to default implementation.
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public static boolean hasTransport(NetworkCapabilities networkCapabilities, int transportType) {
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if (transportType == NetworkCapabilities.TRANSPORT_WIFI) {
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if (networkCapabilities.hasTransport(NetworkCapabilities.TRANSPORT_WIFI)) {
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return true;
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}
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if (CONNECTIVITY_MANAGER != null) {
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Network activeNetwork = getActiveNetwork(CONNECTIVITY_MANAGER);
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NetworkCapabilities activeNetworkCapabilities = CONNECTIVITY_MANAGER.getNetworkCapabilities(activeNetwork);
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if (activeNetworkCapabilities != null) {
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for (int fallbackTransportType : FAKE_FALLBACK_NETWORKS) {
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if (activeNetworkCapabilities.hasTransport(fallbackTransportType) && networkCapabilities.hasTransport(fallbackTransportType)) {
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return true;
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}
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}
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}
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}
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}
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return networkCapabilities.hasTransport(transportType);
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}
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// If the given network is a real or fake Wifi connection, pretend it has a connection (and some other things).
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public static boolean hasCapability(NetworkCapabilities networkCapabilities, int capability) {
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if (hasTransport(networkCapabilities, NetworkCapabilities.TRANSPORT_WIFI) && (
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capability == NetworkCapabilities.NET_CAPABILITY_INTERNET
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|| capability == NetworkCapabilities.NET_CAPABILITY_FOREGROUND
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|| capability == NetworkCapabilities.NET_CAPABILITY_NOT_CONGESTED
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|| capability == NetworkCapabilities.NET_CAPABILITY_NOT_METERED
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|| capability == NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED
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|| capability == NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING
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|| capability == NetworkCapabilities.NET_CAPABILITY_NOT_SUSPENDED
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|| capability == NetworkCapabilities.NET_CAPABILITY_NOT_VPN
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|| capability == NetworkCapabilities.NET_CAPABILITY_TRUSTED
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|| capability == NetworkCapabilities.NET_CAPABILITY_VALIDATED)) {
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return true;
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}
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return networkCapabilities.hasCapability(capability);
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}
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// If it waits for Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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@RequiresApi(api = Build.VERSION_CODES.S)
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public static void registerBestMatchingNetworkCallback(ConnectivityManager connectivityManager, NetworkRequest request, ConnectivityManager.NetworkCallback networkCallback, Handler handler) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.of(handler),
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() -> connectivityManager.registerBestMatchingNetworkCallback(request, networkCallback, handler)
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);
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}
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// If it waits for Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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@RequiresApi(api = Build.VERSION_CODES.N)
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public static void registerDefaultNetworkCallback(ConnectivityManager connectivityManager, ConnectivityManager.NetworkCallback networkCallback) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.empty(),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.empty(),
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() -> connectivityManager.registerDefaultNetworkCallback(networkCallback)
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);
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}
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// If it waits for Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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@RequiresApi(api = Build.VERSION_CODES.O)
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public static void registerDefaultNetworkCallback(ConnectivityManager connectivityManager, ConnectivityManager.NetworkCallback networkCallback, Handler handler) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.empty(),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.of(handler),
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() -> connectivityManager.registerDefaultNetworkCallback(networkCallback, handler)
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);
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}
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// If it waits for Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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public static void registerNetworkCallback(ConnectivityManager connectivityManager, NetworkRequest request, ConnectivityManager.NetworkCallback networkCallback) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.empty(),
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() -> connectivityManager.registerNetworkCallback(request, networkCallback)
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);
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}
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// If it waits for Wifi connectivity, pretend it is fulfilled immediately.
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public static void registerNetworkCallback(ConnectivityManager connectivityManager, NetworkRequest request, PendingIntent operation) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.empty(),
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Utils.Option.of(operation),
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Utils.Option.empty(),
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() -> connectivityManager.registerNetworkCallback(request, operation)
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);
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}
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// If it waits for Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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@RequiresApi(api = Build.VERSION_CODES.O)
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public static void registerNetworkCallback(ConnectivityManager connectivityManager, NetworkRequest request, ConnectivityManager.NetworkCallback networkCallback, Handler handler) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.of(handler),
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() -> connectivityManager.registerNetworkCallback(request, networkCallback, handler)
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);
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}
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// If it requests Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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public static void requestNetwork(ConnectivityManager connectivityManager, NetworkRequest request, ConnectivityManager.NetworkCallback networkCallback) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.empty(),
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() -> connectivityManager.requestNetwork(request, networkCallback)
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);
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}
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// If it requests Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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@RequiresApi(api = Build.VERSION_CODES.O)
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public static void requestNetwork(ConnectivityManager connectivityManager, NetworkRequest request, ConnectivityManager.NetworkCallback networkCallback, int timeoutMs) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.empty(),
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() -> connectivityManager.requestNetwork(request, networkCallback, timeoutMs)
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);
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}
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// If it requests Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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@RequiresApi(api = Build.VERSION_CODES.O)
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public static void requestNetwork(ConnectivityManager connectivityManager, NetworkRequest request, ConnectivityManager.NetworkCallback networkCallback, Handler handler) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.of(handler),
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() -> connectivityManager.requestNetwork(request, networkCallback, handler)
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);
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}
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// If it requests Wifi connectivity, pretend it is fulfilled immediately.
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public static void requestNetwork(ConnectivityManager connectivityManager, NetworkRequest request, PendingIntent operation) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.empty(),
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Utils.Option.of(operation),
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Utils.Option.empty(),
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() -> connectivityManager.requestNetwork(request, operation)
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);
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}
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// If it requests Wifi connectivity, pretend it is fulfilled immediately if we have an active network.
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@RequiresApi(api = Build.VERSION_CODES.O)
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public static void requestNetwork(ConnectivityManager connectivityManager, NetworkRequest request, ConnectivityManager.NetworkCallback networkCallback, Handler handler, int timeoutMs) {
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Utils.networkCallback(
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connectivityManager,
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Utils.Option.of(request),
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Utils.Option.of(networkCallback),
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Utils.Option.empty(),
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Utils.Option.of(handler),
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() -> connectivityManager.requestNetwork(request, networkCallback, handler, timeoutMs)
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);
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}
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public static void unregisterNetworkCallback(ConnectivityManager connectivityManager, ConnectivityManager.NetworkCallback networkCallback) {
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try {
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connectivityManager.unregisterNetworkCallback(networkCallback);
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} catch (IllegalArgumentException ignore) {
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// ignore: NetworkCallback was not registered
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}
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}
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public static void unregisterNetworkCallback(ConnectivityManager connectivityManager, PendingIntent operation) {
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try {
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connectivityManager.unregisterNetworkCallback(operation);
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} catch (IllegalArgumentException ignore) {
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// ignore: PendingIntent was not registered
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}
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}
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private static class Utils {
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private static class Option<T> {
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private final T value;
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private final boolean isPresent;
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private Option(T value, boolean isPresent) {
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this.value = value;
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this.isPresent = isPresent;
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}
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private static <T> Option<T> of(T value) {
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return new Option<>(value, true);
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}
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private static <T> Option<T> empty() {
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return new Option<>(null, false);
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}
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}
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private static void networkCallback(
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ConnectivityManager connectivityManager,
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Option<NetworkRequest> request,
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Option<ConnectivityManager.NetworkCallback> networkCallback,
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Option<PendingIntent> operation,
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Option<Handler> handler,
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Runnable fallback
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) {
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if(!request.isPresent || (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && request.value != null && requestsWifiNetwork(request.value))) {
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Runnable runnable = null;
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if (networkCallback.isPresent && networkCallback.value != null) {
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Network network = activeWifiNetwork(connectivityManager);
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if (network != null) {
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runnable = () -> networkCallback.value.onAvailable(network);
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}
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} else if (operation.isPresent && operation.value != null) {
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runnable = () -> {
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try {
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operation.value.send();
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} catch (PendingIntent.CanceledException ignore) {}
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};
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}
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if (runnable != null) {
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if (handler.isPresent) {
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if (handler.value != null) {
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handler.value.post(runnable);
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return;
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}
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} else {
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runnable.run();
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return;
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}
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}
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}
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fallback.run();
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}
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// Returns an active (maybe fake) Wifi network if there is one, otherwise null.
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private static Network activeWifiNetwork(ConnectivityManager connectivityManager) {
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Network network = getActiveNetwork(connectivityManager);
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NetworkCapabilities networkCapabilities = connectivityManager.getNetworkCapabilities(network);
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if (networkCapabilities != null && hasTransport(networkCapabilities, NetworkCapabilities.TRANSPORT_WIFI)) {
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return network;
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}
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return null;
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}
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// Whether a Wifi network with connection is requested.
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@RequiresApi(api = Build.VERSION_CODES.P)
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private static boolean requestsWifiNetwork(NetworkRequest request) {
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return request.hasTransport(NetworkCapabilities.TRANSPORT_WIFI)
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&& (request.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET)
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|| request.hasCapability(NetworkCapabilities.NET_CAPABILITY_VALIDATED));
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}
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}
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}
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