It can't work and may be crashing the runtime.
Use a lock object to avoid exposing the synchronization in the class's
interface.
Signed-off-by: Samuel Holland <samuel@sholland.org>
Otherwise we might dereference it, per this play store gathered trace:
Xiaomi Redmi 3S (land), 2048MB RAM, Android 7.1
java.lang.NullPointerException:
at com.wireguard.android.model.Tunnel.setConfig (Tunnel.java:118)
at com.wireguard.android.fragment.TunnelEditorFragment.onOptionsItemSelected (TunnelEditorFragment.java:160)
at android.app.Fragment.performOptionsItemSelected (Fragment.java:2478)
at android.app.FragmentManagerImpl.dispatchOptionsItemSelected (FragmentManager.java:2182)
at android.app.FragmentController.dispatchOptionsItemSelected (FragmentController.java:336)
at android.app.Activity.onMenuItemSelected (Activity.java:3211)
at com.android.internal.policy.PhoneWindow.onMenuItemSelected (PhoneWindow.java:1219)
at com.android.internal.view.menu.MenuBuilder.dispatchMenuItemSelected (MenuBuilder.java:761)
at com.android.internal.view.menu.MenuItemImpl.invoke (MenuItemImpl.java:152)
at com.android.internal.view.menu.MenuBuilder.performItemAction (MenuBuilder.java:904)
at com.android.internal.view.menu.MenuBuilder.performItemAction (MenuBuilder.java:894)
at android.widget.ActionMenuView.invokeItem (ActionMenuView.java:616)
at com.android.internal.view.menu.ActionMenuItemView.onClick (ActionMenuItemView.java:152)
at android.view.View.performClick (View.java:5637)
at android.view.View$PerformClick.run (View.java:22433)
at android.os.Handler.handleCallback (Handler.java:751)
at android.os.Handler.dispatchMessage (Handler.java:95)
at android.os.Looper.loop (Looper.java:153)
at android.app.ActivityThread.main (ActivityThread.java:6244)
at java.lang.reflect.Method.invoke (Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:891)
at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:781)
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
According to play store reports, such as:
wt88047, 0MB RAM, Android 8.1
java.lang.NullPointerException:
at com.wireguard.android.QuickTileService.updateTile (QuickTileService.java:97)
at com.wireguard.android.QuickTileService.onStartListening (QuickTileService.java:56)
at android.service.quicksettings.TileService$H.handleMessage (TileService.java:407)
at android.os.Handler.dispatchMessage (Handler.java:106)
at android.os.Looper.loop (Looper.java:164)
at android.app.ActivityThread.main (ActivityThread.java:6520)
at java.lang.reflect.Method.invoke (Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run (RuntimeInit.java:442)
at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:807)
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Otherwise getConfigAsync().thenCompose(x -> setState()) would be unsafe.
This reverts commit a6595a273afd50524cc66765c6bfbdcc34cb12e4.
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
No need to catch and re-throw exceptions before starting the process. If
running `su` itself fails, there's no (functional) root, so report that.
Signed-off-by: Samuel Holland <samuel@sholland.org>
IP addresses and key material could be potentially sensitive. We also
don't want any interactions with the suggestive text APIs. So, we mark
it as both a visible password and we turn off suggestions. This will fix
the length limit, too, in Android 8.
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This doesn't really belong here, but there's no sense in throwing it
away--even here, it's a minor optimization.
Signed-off-by: Samuel Holland <samuel@sholland.org>
