tree 8bd6273f601df3bee31a57da0206b99e3444667c
parent cb0112fe640d7b8a9668f91d2cad7234bd63f880
author David Zeuthen <zeuthen@google.com> 1471893643 -0400
committer David Zeuthen <zeuthen@google.com> 1472833963 -0400

avb: Add support for sparse image files.

By default the build system uses sparse images for system.img so support
this in avbtool. Part of this code is derived from simg_dump.py in
system/core/libsparse.

BUG=31263798
TEST=New unit tests and unit tests pass.

Change-Id: Iace73c994102a51c59e82ce208ee8438155c50e1