linux/security/apparmor/crypto.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * AppArmor security module
 *
 * This file contains AppArmor policy loading interface function definitions.
 *
 * Copyright 2013 Canonical Ltd.
 *
 * Fns to provide a checksum of policy that has been loaded this can be
 * compared to userspace policy compiles to check loaded policy is what
 * it should be.
 */

#include <crypto/hash.h>

#include "include/apparmor.h"
#include "include/crypto.h"

static unsigned int apparmor_hash_size;

static struct crypto_shash *apparmor_tfm;

unsigned int aa_hash_size(void)
{ … }

char *aa_calc_hash(void *data, size_t len)
{ … }

int aa_calc_profile_hash(struct aa_profile *profile, u32 version, void *start,
			 size_t len)
{ … }

static int __init init_profile_hash(void)
{ … }

late_initcall(init_profile_hash);