blob: b3222db98b8f2bf676d74e3da3038bb81c117397 [file] [log] [blame]
Victor Hsiehdde17902021-02-26 12:35:31 -08001/*
2 * Copyright (C) 2021 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17/// Magic used in fs-verity digest
18pub const FS_VERITY_MAGIC: &[u8; 8] = b"FSVerity";
19
20/// fs-verity version that we are using
21pub const FS_VERITY_VERSION: u8 = 1;
22
23/// Hash algorithm to use from linux/fsverity.h
24pub const FS_VERITY_HASH_ALG_SHA256: u8 = 1;
25
26/// Log 2 of the block size (only 4096 is supported now)
27pub const FS_VERITY_LOG_BLOCKSIZE: u8 = 12;