tree 224c1ed74a27478f81acfed493ff982956ef46bf
parent a58742c825b731f5063e3649b7b2122adbece87e
author Ben Chan <benchan@chromium.org> 1394661746 -0700
committer Ben Chan <benchan@chromium.org> 1394674365 +0000

Validate source and mount path.

This CL add validations of the source and mount path to ensure:
1. The source path is fully canonicalized before being checked by the
   CanMount() method of a mount manager.
2. The mount path must be an immediate child of the mount root
   directory of a mount manager.

BUG=chromium:351811
TEST=Tested the following:
1. Build and run unit tests.
2. Run the following tests:
   - platform_CrosDisksDBus
   - platform_CrosDisksFilesystem
   - platform_CrosDisksArchive
3. Verify that Files.app can mount an external USB drive.
4. Verify that Files.app can open a ZIP file from:
   - user's Downloads directory
   - an external USB drive
   - within another ZIP file
   - Drive

Change-Id: I7a880818a565820c6549a9b127292cad178b010b
Reviewed-on: https://chromium-review.googlesource.com/189715
Reviewed-by: Ben Chan <benchan@chromium.org>
Commit-Queue: Ben Chan <benchan@chromium.org>
Tested-by: Ben Chan <benchan@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Jorge Lucangeli Obes <jorgelo@chromium.org>