evm_crypto.c File Reference

#include <linux/module.h>
#include <linux/crypto.h>
#include <linux/xattr.h>
#include <keys/encrypted-type.h>
#include <crypto/hash.h>
#include "evm.h"

Go to the source code of this file.

Macros
#define	EVMKEY   "evm-key"
#define	MAX_KEY_SIZE   128

Functions
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)
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)
int	evm_update_evmxattr (struct dentry *dentry, const char *xattr_name, const char *xattr_value, size_t xattr_value_len)
int	evm_init_hmac (struct inode *inode, const struct xattr *lsm_xattr, char *hmac_val)
int	evm_init_key (void)

Variables
struct crypto_shash *	hmac_tfm
struct crypto_shash *	hash_tfm

Macro Definition Documentation

#define EVMKEY   "evm-key"

Definition at line 23 of file evm_crypto.c.

#define MAX_KEY_SIZE   128

Definition at line 24 of file evm_crypto.c.

Function Documentation

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
	)

Definition at line 181 of file evm_crypto.c.

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
	)

Definition at line 173 of file evm_crypto.c.

int evm_init_hmac	(	struct inode *	inode,
		const struct xattr *	lsm_xattr,
		char *	hmac_val
	)

Definition at line 214 of file evm_crypto.c.

int evm_init_key

(

void

)

Definition at line 234 of file evm_crypto.c.

int evm_update_evmxattr	(	struct dentry *	dentry,
		const char *	xattr_name,
		const char *	xattr_value,
		size_t	xattr_value_len
	)

Definition at line 194 of file evm_crypto.c.

Variable Documentation

struct crypto_shash* hash_tfm

Definition at line 29 of file evm_crypto.c.

struct crypto_shash* hmac_tfm

Definition at line 28 of file evm_crypto.c.