1 /*
2 * AppArmor security module
3 *
4 * This file contains AppArmor policy loading interface function definitions.
5 *
6 * Copyright 2013 Canonical Ltd.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation, version 2 of the
11 * License.
12 */
13
14 #ifndef __APPARMOR_CRYPTO_H
15 #define __APPARMOR_CRYPTO_H
16
17 #include "policy.h"
18
19 #ifdef CONFIG_SECURITY_APPARMOR_HASH
20 unsigned int aa_hash_size(void);
21 char *aa_calc_hash(void *data, size_t len);
22 int aa_calc_profile_hash(struct aa_profile *profile, u32 version, void *start,
23 size_t len);
24 #else
aa_calc_hash(void * data,size_t len)25 static inline char *aa_calc_hash(void *data, size_t len)
26 {
27 return NULL;
28 }
aa_calc_profile_hash(struct aa_profile * profile,u32 version,void * start,size_t len)29 static inline int aa_calc_profile_hash(struct aa_profile *profile, u32 version,
30 void *start, size_t len)
31 {
32 return 0;
33 }
34
aa_hash_size(void)35 static inline unsigned int aa_hash_size(void)
36 {
37 return 0;
38 }
39 #endif
40
41 #endif /* __APPARMOR_CRYPTO_H */
42
