attach private files from "/data/data/com.android.messaging/"
directory to the messaging app.
* This is a manual merge from ag/871758 -- backporting a security fix from
Bugle to Kazoo.
* Don't export the MediaScratchFileProvider or the MmsFileProvider. This
will block external access from third party apps. In addition, make both
providers more robust in handling path names. Make sure the file paths
handled in the providers point to the expected directory.
Change-Id: I9e6b3ae0e122e3f5022243418f2893d4a0859edb
Fixes: 32807795
* No range checking was done on the background color index. Add range
checking and bail if the color index is out of range.
* Test
Manual
- tested sending the gif attached in the bug.
- tested sending a 3.5mb gif to verify the gif transcoding was taking place.
- tested on arm64, arm, and x86 devices.
Change-Id: Id16ddccf05c8472ddebc1284b2a928dafd1be551
Fixes: 32322450
For platforms with insecure handling of media files, media files should
be opened only after the user chooses to play the media.
Change-Id: I5f9bbd1f8468a704a5962f0dddd3c8b11bba8bea
