Fix direct boot

mobile/src/main/java/be/mygod/vpnhotspot/util/DeviceStorageApp.kt

@@ -0,0 +1,20 @@
+package be.mygod.vpnhotspot.util
+
+import android.annotation.SuppressLint
+import android.annotation.TargetApi
+import android.app.Application
+import android.content.Context
+
+@SuppressLint("Registered")
+@TargetApi(24)
+class DeviceStorageApp(context: Context) : Application() {
+    init {
+        attachBaseContext(context.createDeviceProtectedStorageContext())
+    }
+
+    /**
+     * Thou shalt not get the REAL underlying application context which would no longer be operating under device
+     * protected storage.
+     */
+    override fun getApplicationContext(): Context = this
+}

mobile/src/main/java/be/mygod/vpnhotspot/util/NoisySu.kt

@@ -14,7 +14,7 @@ private class SuFailure : RuntimeException()
 fun loggerSuStream(command: String): InputStream? {
     val process = try {
         ProcessBuilder("su", "-c", command)
-                .directory(app.deviceContext.cacheDir)
+                .directory(app.deviceStorage.cacheDir)
                 .redirectErrorStream(true)
                 .start()
     } catch (e: IOException) {