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