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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 08:06:26 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 08:06:26 +0000 |
commit | 1660d4b7a65d9ad2ce0deaa19d35579ca4084ac5 (patch) | |
tree | 6cf8220b628ebd2ccfc1375dd6516c6996e9abcc /lib/utils_crypt.h | |
parent | Initial commit. (diff) | |
download | cryptsetup-upstream.tar.xz cryptsetup-upstream.zip |
Adding upstream version 2:2.6.1.upstream/2%2.6.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | lib/utils_crypt.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/lib/utils_crypt.h b/lib/utils_crypt.h new file mode 100644 index 0000000..92e0705 --- /dev/null +++ b/lib/utils_crypt.h @@ -0,0 +1,54 @@ +/* + * utils_crypt - cipher utilities for cryptsetup + * + * Copyright (C) 2004-2007 Clemens Fruhwirth <clemens@endorphin.org> + * Copyright (C) 2009-2023 Red Hat, Inc. All rights reserved. + * Copyright (C) 2009-2023 Milan Broz + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#ifndef _UTILS_CRYPT_H +#define _UTILS_CRYPT_H + +#include <stdbool.h> + +struct crypt_device; + +#define MAX_CIPHER_LEN 32 +#define MAX_CIPHER_LEN_STR "31" +#define MAX_KEYFILES 32 +#define MAX_CAPI_ONE_LEN 2 * MAX_CIPHER_LEN +#define MAX_CAPI_ONE_LEN_STR "63" /* for sscanf length + '\0' */ +#define MAX_CAPI_LEN 144 /* should be enough to fit whole capi string */ + +int crypt_parse_name_and_mode(const char *s, char *cipher, + int *key_nums, char *cipher_mode); +int crypt_parse_hash_integrity_mode(const char *s, char *integrity); +int crypt_parse_integrity_mode(const char *s, char *integrity, + int *integrity_key_size); +int crypt_parse_pbkdf(const char *s, const char **pbkdf); + +ssize_t crypt_hex_to_bytes(const char *hex, char **result, int safe_alloc); +char *crypt_bytes_to_hex(size_t size, const char *bytes); +void crypt_log_hex(struct crypt_device *cd, + const char *bytes, size_t size, + const char *sep, int numwrap, const char *wrapsep); + +bool crypt_is_cipher_null(const char *cipher_spec); + +int crypt_capi_to_cipher(char **org_c, char **org_i, const char *c_dm, const char *i_dm); + +#endif /* _UTILS_CRYPT_H */ |