linux-zen-server/security/apparmor/include/policy_compat.h

34 lines
1018 B
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* AppArmor security module
*
* Code to provide backwards compatibility with older policy versions,
* by converting/mapping older policy formats into the newer internal
* formats.
*
* Copyright 2022 Canonical Ltd.
*/
#ifndef __POLICY_COMPAT_H
#define __POLICY_COMPAT_H
#include "policy.h"
#define K_ABI_MASK 0x3ff
#define FORCE_COMPLAIN_FLAG 0x800
#define VERSION_LT(X, Y) (((X) & K_ABI_MASK) < ((Y) & K_ABI_MASK))
#define VERSION_LE(X, Y) (((X) & K_ABI_MASK) <= ((Y) & K_ABI_MASK))
#define VERSION_GT(X, Y) (((X) & K_ABI_MASK) > ((Y) & K_ABI_MASK))
#define v5 5 /* base version */
#define v6 6 /* per entry policydb mediation check */
#define v7 7
#define v8 8 /* full network masking */
#define v9 9 /* xbits are used as permission bits in policydb */
int aa_compat_map_xmatch(struct aa_policydb *policy);
int aa_compat_map_policy(struct aa_policydb *policy, u32 version);
int aa_compat_map_file(struct aa_policydb *policy);
#endif /* __POLICY_COMPAT_H */