tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright (C) 2005-2010 IBM Corporation
3 *
4 * Authors:
5 * Mimi Zohar <zohar@us.ibm.com>
6 * Kylene Hall <kjhall@us.ibm.com>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, version 2 of the License.
11 *
12 * File: evm.h
13 *
14 */
15
16#ifndef __INTEGRITY_EVM_H
17#define __INTEGRITY_EVM_H
18
19#include <linux/xattr.h>
20#include <linux/security.h>
21
22#include "../integrity.h"
23
24extern int evm_initialized;
25extern char *evm_hmac;
26extern char *evm_hash;
27extern int evm_hmac_version;
28
29extern struct crypto_shash *hmac_tfm;
30extern struct crypto_shash *hash_tfm;
31
32/* List of EVM protected security xattrs */
33extern char *evm_config_xattrnames[];
34
35extern int evm_init_key(void);
36extern int evm_update_evmxattr(struct dentry *dentry,
37 const char *req_xattr_name,
38 const char *req_xattr_value,
39 size_t req_xattr_value_len);
40extern int evm_calc_hmac(struct dentry *dentry, const char *req_xattr_name,
41 const char *req_xattr_value,
42 size_t req_xattr_value_len, char *digest);
43extern int evm_calc_hash(struct dentry *dentry, const char *req_xattr_name,
44 const char *req_xattr_value,
45 size_t req_xattr_value_len, char *digest);
46extern int evm_init_hmac(struct inode *inode, const struct xattr *xattr,
47 char *hmac_val);
48extern int evm_init_secfs(void);
49
50#endif