1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Implementation of the security services.
4 *
5 * Author : Stephen Smalley, <stephen.smalley.work@gmail.com>
6 */
7#ifndef _SS_SERVICES_H_
8#define _SS_SERVICES_H_
9
10#include "policydb.h"
11
12/* Mapping for a single class */
13struct selinux_mapping {
14 u16 value; /* policy value for class */
15 u16 num_perms; /* number of permissions in class */
16 u32 perms[sizeof(u32) * 8]; /* policy values for permissions */
17};
18
19/* Map for all of the classes, with array size */
20struct selinux_map {
21 struct selinux_mapping *mapping; /* indexed by class */
22 u16 size; /* array size of mapping */
23};
24
25struct selinux_policy {
26 struct sidtab *sidtab;
27 struct policydb policydb;
28 struct selinux_map map;
29 u32 latest_granting;
30} __randomize_layout;
31
32struct convert_context_args {
33 struct policydb *oldp;
34 struct policydb *newp;
35};
36
37void services_compute_xperms_drivers(struct extended_perms *xperms,
38 struct avtab_node *node);
39void services_compute_xperms_decision(struct extended_perms_decision *xpermd,
40 struct avtab_node *node);
41
42int services_convert_context(struct convert_context_args *args,
43 struct context *oldc, struct context *newc,
44 gfp_t gfp_flags);
45
46#endif /* _SS_SERVICES_H_ */
47

source code of linux/security/selinux/ss/services.h