Add message declarations for access-controlled NVRAM.

This change declares protobuf-serializable message types suitable for
encoding Request/Response messages corresponding to the API surface
defined by the access-controlled NVRAM HAL spec.

BUG: 25762536
Change-Id: I822cf86fdeaa342a69b856b279f10b78274ee593
3 files changed
tree: 55aa81ee2f189e2aa74fd0c4a91b62a9080fb233
  1. include/
  2. Android.mk
  3. blob.cpp
  4. io.cpp
  5. message_codec.cpp
  6. nvram_messages.cpp