universal7885: FM: Fix sepolicy denial and crash of app

- Don't crash on no headphones detected
- Use progressdialog instead of disabling touch
- Don't crash while manually updating freqs list
- Address selinux denial on aidl

universal7885-common/apps/FMRadio/res/values/strings.xml

@@ -40,4 +40,5 @@
    <string name="retry">Retry</string>
    <string name="exit_app">Exit App</string>
    <string name="fm_radio_freq">FM %s Mhz</string>
+   <string name="update_freq">Updating channel freqs list</string>
 </resources>

universal7885-common/apps/FMRadio/src/com/eurekateam/fmradio/FMRadioService.kt

@@ -64,12 +64,12 @@ class FMRadioService : Service() {
                 }
                 ACTION_START -> {
                     mMediaSession = MediaSession(this, "FMRadio")
-                    mContext = this
                     setPlaybackState()
                     mMediaSession.isActive = true
                 }
             }
         }
+        mContext = this
         sendMetaData("FM ${mNativeFMInterface.mDefaultCtl.getValue(GetType.GET_TYPE_FM_FREQ).toFloat() / 1000} Mhz")
         startForeground(51, pushNotification())
         Log.i("--- FMRadio Background (OUT) ---")

universal7885-common/apps/FMRadio/src/com/eurekateam/fmradio/MainActivity.kt

@@ -25,6 +25,7 @@ import com.google.android.material.bottomnavigation.BottomNavigationView
 import com.google.android.material.color.DynamicColors
 import com.google.android.material.textview.MaterialTextView
 import vendor.eureka.hardware.fmradio.SetType
+import vendor.eureka.hardware.fmradio.GetType
 
 class MainActivity : AppCompatActivity() {
     private lateinit var mIntent: Intent
@@ -96,6 +97,7 @@ class MainActivity : AppCompatActivity() {
                     }, 500)
                 }
                 .show()
+		return
         }
         val receiverFilter = IntentFilter(Intent.ACTION_HEADSET_PLUG)
         registerReceiver(mWiredHeadsetReceiver, receiverFilter)
@@ -167,16 +169,23 @@ class MainActivity : AppCompatActivity() {
     override fun onPause() {
         super.onPause()
         Log.i("Application onPause")
-        mIntent.action = ACTION_START
-        startService(mIntent)
+	if (mFMInterface.mDefaultCtl.getValue(GetType.GET_TYPE_FM_MUTEX_LOCKED) == 0) {
+            mIntent.action = ACTION_START
+            startService(mIntent)
+	    mStartedService = true
+	}
     }
 
     override fun onRestart() {
         super.onRestart()
-        stopService(mIntent)
+	if (mStartedService) {
+	   stopService(mIntent)
+	   mStartedService = false
+	}
     }
 
     companion object {
         private const val ACTION_START = "com.eurekateam.fmradio.START"
+	private var mStartedService = false
     }
 }

universal7885-common/apps/FMRadio/src/com/eurekateam/fmradio/fragments/ChannelListFragment.kt

@@ -1,5 +1,6 @@
 package com.eurekateam.fmradio.fragments
 
+import android.app.ProgressDialog
 import android.content.res.Configuration
 import android.os.Bundle
 import android.view.LayoutInflater
@@ -56,19 +57,23 @@ class ChannelListFragment :
 
     override fun onClick(v: View?) {
         mNativeIF.mDefaultCtl.setValue(SetType.SET_TYPE_FM_SEARCH_START, 0)
-        requireActivity().window.setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE, WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE)
+	val loading = ProgressDialog(requireContext())
+	loading.setMessage(requireContext().resources.getString(R.string.update_freq))
+	loading.setCancelable(false)
+	loading.setInverseBackgroundForced(false)
+	loading.show()
         WaitUntil.setTimer(
             requireActivity(),
             object : IWaitUntil {
                 override fun cond(): Boolean = mNativeIF.mDefaultCtl.getValue(GetType.GET_TYPE_FM_MUTEX_LOCKED) == 0
                 override fun todo() {
                     if (isAdded()) {
+                        loading.hide()
                         (requireActivity() as MainActivity).getMySupportFragmentManager().apply {
                             beginTransaction().remove(this@ChannelListFragment).commit()
                             executePendingTransactions()
-                             beginTransaction().add(R.id.container_view, this@ChannelListFragment).commit()
+                            beginTransaction().add(R.id.container_view, this@ChannelListFragment).commit()
                         }
-                        requireActivity().window.clearFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE)
                     }
                 }
             }

universal7885-common/apps/FMRadio/src/com/eurekateam/fmradio/fragments/MainFragment.kt

@@ -1,5 +1,6 @@
 package com.eurekateam.fmradio.fragments
 
+import android.app.ProgressDialog
 import android.content.Context
 import android.content.SharedPreferences
 import android.content.res.Configuration
@@ -123,9 +124,12 @@ class MainFragment :
            mFMInterface.mDefaultCtl.setValue(SetType.SET_TYPE_FM_FREQ, mRestoreFreq)
            mFMFreq.text = mCleanFormat.format(mRestoreFreq.toFloat() / 1000)
            mFMInterface.mDevCtl.setValue(SetType.SET_TYPE_FM_THREAD, 1)
-           Toast.makeText(requireContext(), "Updating freqs list... Please wait", Toast.LENGTH_LONG).show()
-           requireActivity().window.setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE, WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE)
-           mFMInterface.mDefaultCtl.setValue(SetType.SET_TYPE_FM_SEARCH_START, 0)
+           val loading = ProgressDialog(requireContext())
+	   loading.setMessage(requireContext().resources.getString(R.string.update_freq))
+	   loading.setCancelable(false)
+	   loading.setInverseBackgroundForced(false)
+	   loading.show()
+	   mFMInterface.mDefaultCtl.setValue(SetType.SET_TYPE_FM_SEARCH_START, 0)
            WaitUntil.setTimer(
                requireActivity(),
                object : IWaitUntil {
@@ -136,8 +140,7 @@ class MainFragment :
                            if (mSharedPref.getBoolean("fav_$i", false)) mFavList += i
                        }
                        if (!mFMPower) mUpdateEnableDisable(false)
-                       requireActivity().window.clearFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE)
-                       Toast.makeText(requireContext(), "Done", Toast.LENGTH_SHORT).show()
+                       loading.hide()
                    }
                }
            )

universal7885-common/sepolicy/private/hal_fmradio_default.te

@@ -13,5 +13,7 @@ allow hal_fmradio_default sysfs_virtual:dir search;
 allow hal_fmradio_default fm_radio_device:chr_file { read write open ioctl };
 
 allow hal_fmradio_default hal_audio_route_service:service_manager find;
+allow hal_fmradio_default self:capability kill;
+allow hal_fmradio_default system_app:process signull;
 
 binder_call(hal_fmradio_default, hal_audio_route_default)