tree b6375bda685d7195cf75c700fe3fa8d87b4639be
parent 7d4e7d3156997da003b3e60e5b9fe024ae244940
author Hridya Valsaraju <hridya@google.com> 1532118950 -0700
committer David Anderson <dvander@google.com> 1533753713 -0700

fastbootd: Implement the getvar command.

This implements basic "fastboot getvar" support, including commands supported
by IBootControl.

Bug: 78793464
Test: fastboot getvar <fastboot variable>

Change-Id: Iee1a7b3f43dea46f80dcdf73c45034e2ffe4727d