Support reading default shut down timeout mills from wifi resources apex

README.md

@@ -167,9 +167,10 @@ Greylisted/blacklisted APIs or internal constants: (some constants are hardcoded
 * (prior to API 30) [`Lcom/android/internal/R$array;->config_tether_bluetooth_regexs:I,greylist-max-q`](https://android.googlesource.com/platform/prebuilts/runtime/+/4601d91/appcompat/hiddenapi-flags.csv#272546)
 * (prior to API 30) [`Lcom/android/internal/R$array;->config_tether_usb_regexs:I,greylist-max-q`](https://android.googlesource.com/platform/prebuilts/runtime/+/4601d91/appcompat/hiddenapi-flags.csv#272549)
 * (prior to API 30) [`Lcom/android/internal/R$array;->config_tether_wifi_regexs:I,greylist-max-q`](https://android.googlesource.com/platform/prebuilts/runtime/+/4601d91/appcompat/hiddenapi-flags.csv#272551)
-* (since API 28) [`Lcom/android/internal/R$integer;->config_wifi_framework_soft_ap_timeout_delay:I,greylist-max-o`](https://android.googlesource.com/platform/prebuilts/runtime/+/3d07e5c/appcompat/hiddenapi-flags.csv#245007)
+* (since API 28, prior to API 30) [`Lcom/android/internal/R$integer;->config_wifi_framework_soft_ap_timeout_delay:I,greylist-max-o`](https://android.googlesource.com/platform/prebuilts/runtime/+/3d07e5c/appcompat/hiddenapi-flags.csv#245007)
 * [`Lcom/android/internal/R$string;->config_ethernet_iface_regex:I,greylist-max-o`](https://android.googlesource.com/platform/prebuilts/runtime/+/4601d91/appcompat/hiddenapi-flags.csv#276573)
 * (since API 27) `Lcom/android/server/connectivity/tethering/OffloadHardwareInterface;->DEFAULT_TETHER_OFFLOAD_DISABLED:I`
+* (since API 30) `Lcom/android/server/wifi/WifiContext;->ACTION_RESOURCES_APK:Ljava/lang/String;`
 * (since API 29) `Lcom/android/server/wifi/p2p/WifiP2pServiceImpl;->ANONYMIZED_DEVICE_ADDRESS:Ljava/lang/String;`
 * (since API 30) `Lcom/android/server/SystemServer;->TETHERING_CONNECTOR_CLASS:Ljava/lang/String;`
 * (since API 26) [`Ljava/lang/invoke/MethodHandles$Lookup;-><init>(Ljava/lang/Class;I)V,greylist`](https://android.googlesource.com/platform/prebuilts/runtime/+/4601d91/appcompat/hiddenapi-flags.csv#370415)
@@ -264,6 +265,7 @@ Nonexported system resources:
 * (since API 30) `@com.android.networkstack.tethering:array/config_tether_wifi_p2p_regexs`
 * (since API 30) `@com.android.networkstack.tethering:array/config_tether_wifi_regexs`
 * (since API 30) `@com.android.networkstack.tethering:array/config_tether_wigig_regexs`
+* (since API 30) `@com.android.wifi.resources:integer/config_wifiFrameworkSoftApShutDownTimeoutMilliseconds`
 
 Other:
 

mobile/src/main/java/be/mygod/vpnhotspot/net/TetheringManager.kt

@@ -171,10 +171,8 @@ object TetheringManager {
         service
     }
     @get:RequiresApi(30)
-    val resolvedService by lazy @TargetApi(30) {
-        app.packageManager.queryIntentServices(Intent(TETHERING_CONNECTOR_CLASS),
+    val resolvedService get() = app.packageManager.queryIntentServices(Intent(TETHERING_CONNECTOR_CLASS),
             PackageManager.MATCH_SYSTEM_ONLY).single()
-    }
 
     @get:RequiresApi(24)
     private val classOnStartTetheringCallback by lazy {

mobile/src/main/java/be/mygod/vpnhotspot/net/monitor/TetherTimeoutMonitor.kt

@@ -5,12 +5,14 @@ import android.content.Intent
 import android.content.res.Resources
 import android.database.ContentObserver
 import android.os.BatteryManager
+import android.os.Build
 import android.os.Handler
 import android.os.Looper
 import android.provider.Settings
 import androidx.annotation.RequiresApi
 import androidx.core.os.postDelayed
 import be.mygod.vpnhotspot.App.Companion.app
+import be.mygod.vpnhotspot.net.wifi.WifiApManager
 import be.mygod.vpnhotspot.util.broadcastReceiver
 import be.mygod.vpnhotspot.util.ensureReceiverUnregistered
 import be.mygod.vpnhotspot.util.intentFilter
@@ -45,16 +47,20 @@ class TetherTimeoutMonitor(private val context: Context, private val onTimeout:
                 // TODO: WRITE_SECURE_SETTINGS permission
                 check(Settings.Global.putInt(app.contentResolver, SOFT_AP_TIMEOUT_ENABLED, if (value) 1 else 0))
             }
-        @Deprecated("Use SoftApConfigurationCompat instead")
         val timeout by lazy {
             val delay = try {
-                app.resources.getInteger(Resources.getSystem().getIdentifier(
-                        "config_wifi_framework_soft_ap_timeout_delay", "integer", "android"))
+                if (Build.VERSION.SDK_INT < 30) Resources.getSystem().run {
+                    getInteger(getIdentifier("config_wifi_framework_soft_ap_timeout_delay", "integer", "android"))
+                } else app.packageManager.getResourcesForApplication(WifiApManager.resolvedActivity.activityInfo
+                        .applicationInfo).run {
+                    getInteger(getIdentifier("config_wifiFrameworkSoftApShutDownTimeoutMilliseconds", "integer",
+                            "com.android.wifi.resources"))
+                }
             } catch (e: Resources.NotFoundException) {
                 Timber.w(e)
                 MIN_SOFT_AP_TIMEOUT_DELAY_MS
             }
-            if (delay < MIN_SOFT_AP_TIMEOUT_DELAY_MS) {
+            if (Build.VERSION.SDK_INT < 30 && delay < MIN_SOFT_AP_TIMEOUT_DELAY_MS) {
                 Timber.w("Overriding timeout delay with minimum limit value: $delay < $MIN_SOFT_AP_TIMEOUT_DELAY_MS")
                 MIN_SOFT_AP_TIMEOUT_DELAY_MS
             } else delay

mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/WifiApManager.kt

@@ -1,14 +1,31 @@
 package be.mygod.vpnhotspot.net.wifi
 
 import android.annotation.TargetApi
+import android.content.Intent
+import android.content.pm.PackageManager
 import android.net.wifi.SoftApConfiguration
 import android.net.wifi.WifiManager
 import android.os.Build
 import androidx.annotation.RequiresApi
+import be.mygod.vpnhotspot.App
+import be.mygod.vpnhotspot.App.Companion.app
+import be.mygod.vpnhotspot.net.TetheringManager
 import be.mygod.vpnhotspot.net.wifi.SoftApConfigurationCompat.Companion.toCompat
 import be.mygod.vpnhotspot.util.Services
 
 object WifiApManager {
+    /**
+     * TODO [com.android.server.wifi.WifiContext.ACTION_RESOURCES_APK]
+     */
+    @RequiresApi(30)
+    private const val ACTION_RESOURCES_APK = "com.android.server.wifi.intent.action.SERVICE_WIFI_RESOURCES_APK"
+    /**
+     * Based on: TODO [com.android.server.wifi.WifiContext.getWifiOverlayApkPkgName]
+     */
+    @get:RequiresApi(30)
+    val resolvedActivity get() = app.packageManager.queryIntentActivities(Intent(ACTION_RESOURCES_APK),
+            PackageManager.MATCH_SYSTEM_ONLY).single()
+
     private val getWifiApConfiguration by lazy { WifiManager::class.java.getDeclaredMethod("getWifiApConfiguration") }
     @Suppress("DEPRECATION")
     private val setWifiApConfiguration by lazy {