| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| syntax = "proto2"; |
| |
| package cryptohome; |
| |
| message HashTreeLeafData { |
| // Contains the MAC calculated on the leaf credential_metadata. |
| optional bytes mac = 1; |
| // Contains an encrypted version of credential metadata. Includes |
| // various attributes like number of attempts, delay schedule, |
| // low and high entropy secrets, timestamp, etc. |
| optional bytes credential_metadata = 2; |
| } |
