fix: #388

Change-Id: Idb7492a75cc4e24a77ffa532a8f7afce365f6d11

Author: XayahSuSuSu

source/core/rootservice/src/main/kotlin/com/xayah/core/rootservice/impl/RemoteRootServiceImpl.kt

@@ -51,7 +51,7 @@ import java.nio.file.SimpleFileVisitor
 import java.nio.file.attribute.BasicFileAttributes
 import kotlin.io.path.pathString
 
-internal class RemoteRootServiceImpl : IRemoteRootService.Stub() {
+internal class RemoteRootServiceImpl(private val context: Context) : IRemoteRootService.Stub() {
     private val lock = Any()
     private var systemContext: Context
     private var packageManager: PackageManager
@@ -131,7 +131,7 @@ internal class RemoteRootServiceImpl : IRemoteRootService.Stub() {
         val parcel = Parcel.obtain()
         parcel.setDataPosition(0)
         block(parcel)
-        val tmpFile = File.createTempFile("databackup-parcel-", ".tmp")
+        val tmpFile = File.createTempFile("databackup-parcel-", ".tmp", context.cacheDir)
         tmpFile.delete()
         tmpFile.createNewFile()
         tmpFile.writeBytes(parcel.marshall())

source/core/rootservice/src/main/kotlin/com/xayah/core/rootservice/service/RemoteRootService.kt

@@ -64,7 +64,7 @@ class RemoteRootService(private val context: Context) {
                 System.loadLibrary("nativelib")
         }
 
-        override fun onBind(intent: Intent): IBinder = RemoteRootServiceImpl()
+        override fun onBind(intent: Intent): IBinder = RemoteRootServiceImpl(applicationContext)
     }
 
     private suspend fun bindService(): IRemoteRootService = run {