2 * dm-verity volume handling
4 * Copyright (C) 2012, Red Hat, Inc. All rights reserved.
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
27 struct crypt_params_verity;
29 int VERITY_read_sb(struct crypt_device *cd,
33 struct crypt_params_verity *params);
35 int VERITY_write_sb(struct crypt_device *cd,
38 const char *uuid_string,
39 struct crypt_params_verity *params);
41 int VERITY_activate(struct crypt_device *cd,
43 const char *hash_device,
44 const char *root_hash,
45 size_t root_hash_size,
46 struct crypt_params_verity *verity_hdr,
47 uint32_t activation_flags);
49 int VERITY_verify(struct crypt_device *cd,
50 struct crypt_params_verity *verity_hdr,
51 const char *data_device,
52 const char *hash_device,
53 const char *root_hash,
54 size_t root_hash_size);
56 int VERITY_create(struct crypt_device *cd,
57 struct crypt_params_verity *verity_hdr,
58 const char *data_device,
59 const char *hash_device,
61 size_t root_hash_size);
63 uint64_t VERITY_hash_offset_block(struct crypt_params_verity *params);
65 int VERITY_UUID_generate(struct crypt_device *cd, char **uuid_string);