1 /*
2  * AppArmor security module
3  *
4  * This file contains AppArmor security identifier (secid) definitions
5  *
6  * Copyright 2009-2018 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 __AA_SECID_H
15 #define __AA_SECID_H
16 
17 #include <linux/slab.h>
18 #include <linux/types.h>
19 
20 struct aa_label;
21 
22 /* secid value that will not be allocated */
23 #define AA_SECID_INVALID 0
24 
25 struct aa_label *aa_secid_to_label(u32 secid);
26 int apparmor_secid_to_secctx(u32 secid, char **secdata, u32 *seclen);
27 int apparmor_secctx_to_secid(const char *secdata, u32 seclen, u32 *secid);
28 void apparmor_release_secctx(char *secdata, u32 seclen);
29 
30 
31 int aa_alloc_secid(struct aa_label *label, gfp_t gfp);
32 void aa_free_secid(u32 secid);
33 void aa_secid_update(u32 secid, struct aa_label *label);
34 
35 void aa_secids_init(void);
36 
37 #endif /* __AA_SECID_H */
38