| /* |
| * Copyright (C) 2005-2010 IBM Corporation |
| * |
| * Authors: |
| * Mimi Zohar <zohar@us.ibm.com> |
| * Kylene Hall <kjhall@us.ibm.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation, version 2 of the License. |
| * |
| * File: evm.h |
| * |
| */ |
| |
| #ifndef __INTEGRITY_EVM_H |
| #define __INTEGRITY_EVM_H |
| |
| #include <linux/xattr.h> |
| #include <linux/security.h> |
| |
| #include "../integrity.h" |
| |
| extern int evm_initialized; |
| extern char *evm_hmac; |
| extern char *evm_hash; |
| |
| extern struct crypto_shash *hmac_tfm; |
| extern struct crypto_shash *hash_tfm; |
| |
| /* List of EVM protected security xattrs */ |
| extern char *evm_config_xattrnames[]; |
| |
| extern int evm_init_key(void); |
| extern int evm_update_evmxattr(struct dentry *dentry, |
| const char *req_xattr_name, |
| const char *req_xattr_value, |
| size_t req_xattr_value_len); |
| extern int evm_calc_hmac(struct dentry *dentry, const char *req_xattr_name, |
| const char *req_xattr_value, |
| size_t req_xattr_value_len, char *digest); |
| extern int evm_calc_hash(struct dentry *dentry, const char *req_xattr_name, |
| const char *req_xattr_value, |
| size_t req_xattr_value_len, char *digest); |
| extern int evm_init_hmac(struct inode *inode, const struct xattr *xattr, |
| char *hmac_val); |
| extern int evm_init_secfs(void); |
| extern void evm_cleanup_secfs(void); |
| |
| #endif |