1// Copyright 2015 The Android Open Source Project
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//      http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15syntax = "proto2";
16
17package keystore;
18
19option optimize_for = LITE_RUNTIME;
20
21// Holds encrypted, authenticated data.
22message EncryptedData {
23  // The initialization vector used during encryption.
24  optional bytes init_vector = 1;
25  // MAC of (init_vector + encrypted_data).
26  optional bytes authentication_data = 2;
27  optional bytes encrypted_data = 3;
28}
29