xref: /OK3568_Linux_fs/kernel/security/apparmor/include/crypto.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * AppArmor security module
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * This file contains AppArmor policy loading interface function definitions.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Copyright 2013 Canonical Ltd.
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __APPARMOR_CRYPTO_H
11*4882a593Smuzhiyun #define __APPARMOR_CRYPTO_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include "policy.h"
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #ifdef CONFIG_SECURITY_APPARMOR_HASH
16*4882a593Smuzhiyun unsigned int aa_hash_size(void);
17*4882a593Smuzhiyun char *aa_calc_hash(void *data, size_t len);
18*4882a593Smuzhiyun int aa_calc_profile_hash(struct aa_profile *profile, u32 version, void *start,
19*4882a593Smuzhiyun 			 size_t len);
20*4882a593Smuzhiyun #else
aa_calc_hash(void * data,size_t len)21*4882a593Smuzhiyun static inline char *aa_calc_hash(void *data, size_t len)
22*4882a593Smuzhiyun {
23*4882a593Smuzhiyun 	return NULL;
24*4882a593Smuzhiyun }
aa_calc_profile_hash(struct aa_profile * profile,u32 version,void * start,size_t len)25*4882a593Smuzhiyun static inline int aa_calc_profile_hash(struct aa_profile *profile, u32 version,
26*4882a593Smuzhiyun 				       void *start, size_t len)
27*4882a593Smuzhiyun {
28*4882a593Smuzhiyun 	return 0;
29*4882a593Smuzhiyun }
30*4882a593Smuzhiyun 
aa_hash_size(void)31*4882a593Smuzhiyun static inline unsigned int aa_hash_size(void)
32*4882a593Smuzhiyun {
33*4882a593Smuzhiyun 	return 0;
34*4882a593Smuzhiyun }
35*4882a593Smuzhiyun #endif
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #endif /* __APPARMOR_CRYPTO_H */
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