/* * 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 * */ #include <linux/xattr.h> #include <linux/security.h> #include "../integrity.h" extern int evm_initialized; extern char *evm_hmac; extern struct crypto_shash *hmac_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_init_hmac(struct inode *inode, const struct xattr *xattr, char *hmac_val); extern int evm_init_secfs(void); extern void evm_cleanup_secfs(void);