| Mimi Zohar | 3e1be52 | 2011-03-09 14:38:26 -0500 | [diff] [blame^] | 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); |
| 25 | #else |
| 26 | #ifdef CONFIG_INTEGRITY |
| 27 | static inline enum integrity_status evm_verifyxattr(struct dentry *dentry, |
| 28 | const char *xattr_name, |
| 29 | void *xattr_value, |
| 30 | size_t xattr_value_len) |
| 31 | { |
| 32 | return INTEGRITY_UNKNOWN; |
| 33 | } |
| 34 | #endif |
| 35 | |
| 36 | static inline int evm_inode_setxattr(struct dentry *dentry, const char *name, |
| 37 | const void *value, size_t size) |
| 38 | { |
| 39 | return 0; |
| 40 | } |
| 41 | |
| 42 | static inline void evm_inode_post_setxattr(struct dentry *dentry, |
| 43 | const char *xattr_name, |
| 44 | const void *xattr_value, |
| 45 | size_t xattr_value_len) |
| 46 | { |
| 47 | return; |
| 48 | } |
| 49 | |
| 50 | static inline int evm_inode_removexattr(struct dentry *dentry, |
| 51 | const char *xattr_name) |
| 52 | { |
| 53 | return 0; |
| 54 | } |
| 55 | #endif /* CONFIG_EVM_H */ |
| 56 | #endif /* LINUX_EVM_H */ |