tree bd30f459499463cb9421641d33408632643defab
parent 3aa55d5e508ce1dc2e378e8e67e5cbc606655aad
author Kelvin Zhang <zhangkelvin@google.com> 1639001411 -0800
committer Kelvin Zhang <zhangkelvin@google.com> 1639506000 -0800

Add protobuf definition for lz4diff

We develope a new diffing format, called lz4diff. Since this diff format
need to store per-block compression information(which algorithm is used,
compressed size, etc), a new protobuf message is added to ease
development.

Test: th
Bug: 206729162

Change-Id: Ib05e865a6689f561cd00b28843c98d52d0714869