1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * ecryptfs_format.h: helper functions for the encrypted key type
4  *
5  * Copyright (C) 2006 International Business Machines Corp.
6  * Copyright (C) 2010 Politecnico di Torino, Italy
7  *                    TORSEC group -- http://security.polito.it
8  *
9  * Authors:
10  * Michael A. Halcrow <mahalcro@us.ibm.com>
11  * Tyler Hicks <tyhicks@ou.edu>
12  * Roberto Sassu <roberto.sassu@polito.it>
13  */
14 
15 #ifndef __KEYS_ECRYPTFS_H
16 #define __KEYS_ECRYPTFS_H
17 
18 #include <linux/ecryptfs.h>
19 
20 #define PGP_DIGEST_ALGO_SHA512   10
21 
22 u8 *ecryptfs_get_auth_tok_key(struct ecryptfs_auth_tok *auth_tok);
23 void ecryptfs_get_versions(int *major, int *minor, int *file_version);
24 int ecryptfs_fill_auth_tok(struct ecryptfs_auth_tok *auth_tok,
25 			   const char *key_desc);
26 
27 #endif /* __KEYS_ECRYPTFS_H */
28