[mirror_ubuntu-bionic-kernel.git] / include / linux / evm.h

/*
 * evm.h
 *
 * Copyright (c) 2009 IBM Corporation
 * Author: Mimi Zohar <zohar@us.ibm.com>
 */

#ifndef _LINUX_EVM_H
#define _LINUX_EVM_H

#include <linux/integrity.h>

#ifdef CONFIG_EVM
extern enum integrity_status evm_verifyxattr(struct dentry *dentry,
					     const char *xattr_name,
					     void *xattr_value,
					     size_t xattr_value_len);
extern int evm_inode_setxattr(struct dentry *dentry, const char *name,
			      const void *value, size_t size);
extern void evm_inode_post_setxattr(struct dentry *dentry,
				    const char *xattr_name,
				    const void *xattr_value,
				    size_t xattr_value_len);
extern int evm_inode_removexattr(struct dentry *dentry, const char *xattr_name);
extern void evm_inode_post_removexattr(struct dentry *dentry,
				       const char *xattr_name);
#else
#ifdef CONFIG_INTEGRITY
static inline enum integrity_status evm_verifyxattr(struct dentry *dentry,
						    const char *xattr_name,
						    void *xattr_value,
						    size_t xattr_value_len)
{
	return INTEGRITY_UNKNOWN;
}
#endif

static inline int evm_inode_setxattr(struct dentry *dentry, const char *name,
				     const void *value, size_t size)
{
	return 0;
}

static inline void evm_inode_post_setxattr(struct dentry *dentry,
					   const char *xattr_name,
					   const void *xattr_value,
					   size_t xattr_value_len)
{
	return;
}

static inline int evm_inode_removexattr(struct dentry *dentry,
					const char *xattr_name)
{
	return 0;
}

static inline void evm_inode_post_removexattr(struct dentry *dentry,
					      const char *xattr_name)
{
	return;
}

#endif /* CONFIG_EVM_H */
#endif /* LINUX_EVM_H */
Commit	Line	Data
3e1be52d MZ	1	/*
	2	* evm.h
	3	*
	4	* Copyright (c) 2009 IBM Corporation
	5	* Author: Mimi Zohar <zohar@us.ibm.com>
	6	*/
	7
	8	#ifndef _LINUX_EVM_H
	9	#define _LINUX_EVM_H
	10
	11	#include <linux/integrity.h>
	12
	13	#ifdef CONFIG_EVM
	14	extern enum integrity_status evm_verifyxattr(struct dentry *dentry,
	15	const char *xattr_name,
	16	void *xattr_value,
	17	size_t xattr_value_len);
	18	extern int evm_inode_setxattr(struct dentry dentry, const char name,
	19	const void *value, size_t size);
	20	extern void evm_inode_post_setxattr(struct dentry *dentry,
	21	const char *xattr_name,
	22	const void *xattr_value,
	23	size_t xattr_value_len);
	24	extern int evm_inode_removexattr(struct dentry dentry, const char xattr_name);
c7b87de2 MZ	25	extern void evm_inode_post_removexattr(struct dentry *dentry,
c7b87de2 MZ	26	const char *xattr_name);
3e1be52d MZ	27	#else
	28	#ifdef CONFIG_INTEGRITY
	29	static inline enum integrity_status evm_verifyxattr(struct dentry *dentry,
	30	const char *xattr_name,
	31	void *xattr_value,
	32	size_t xattr_value_len)
	33	{
	34	return INTEGRITY_UNKNOWN;
	35	}
	36	#endif
	37
	38	static inline int evm_inode_setxattr(struct dentry dentry, const char name,
	39	const void *value, size_t size)
	40	{
	41	return 0;
	42	}
	43
	44	static inline void evm_inode_post_setxattr(struct dentry *dentry,
	45	const char *xattr_name,
	46	const void *xattr_value,
	47	size_t xattr_value_len)
	48	{
	49	return;
	50	}
	51
	52	static inline int evm_inode_removexattr(struct dentry *dentry,
	53	const char *xattr_name)
	54	{
	55	return 0;
	56	}
c7b87de2 MZ	57
	58	static inline void evm_inode_post_removexattr(struct dentry *dentry,
	59	const char *xattr_name)
	60	{
	61	return;
	62	}
	63
3e1be52d MZ	64	#endif /* CONFIG_EVM_H */
3e1be52d MZ	65	#endif /* LINUX_EVM_H */