]>
Commit | Line | Data |
---|---|---|
1 | /* SPDX-License-Identifier: GPL-2.0 */ | |
2 | /* | |
3 | * evm.h | |
4 | * | |
5 | * Copyright (c) 2009 IBM Corporation | |
6 | * Author: Mimi Zohar <zohar@us.ibm.com> | |
7 | */ | |
8 | ||
9 | #ifndef _LINUX_EVM_H | |
10 | #define _LINUX_EVM_H | |
11 | ||
12 | #include <linux/integrity.h> | |
13 | #include <linux/xattr.h> | |
14 | ||
15 | struct integrity_iint_cache; | |
16 | ||
17 | #ifdef CONFIG_EVM | |
18 | extern int evm_set_key(void *key, size_t keylen); | |
19 | extern enum integrity_status evm_verifyxattr(struct dentry *dentry, | |
20 | const char *xattr_name, | |
21 | void *xattr_value, | |
22 | size_t xattr_value_len, | |
23 | struct integrity_iint_cache *iint); | |
24 | extern int evm_inode_setattr(struct dentry *dentry, struct iattr *attr); | |
25 | extern void evm_inode_post_setattr(struct dentry *dentry, int ia_valid); | |
26 | extern int evm_inode_setxattr(struct dentry *dentry, const char *name, | |
27 | const void *value, size_t size); | |
28 | extern void evm_inode_post_setxattr(struct dentry *dentry, | |
29 | const char *xattr_name, | |
30 | const void *xattr_value, | |
31 | size_t xattr_value_len); | |
32 | extern int evm_inode_removexattr(struct dentry *dentry, const char *xattr_name); | |
33 | extern void evm_inode_post_removexattr(struct dentry *dentry, | |
34 | const char *xattr_name); | |
35 | extern int evm_inode_init_security(struct inode *inode, | |
36 | const struct xattr *xattr_array, | |
37 | struct xattr *evm); | |
38 | #ifdef CONFIG_FS_POSIX_ACL | |
39 | extern int posix_xattr_acl(const char *xattrname); | |
40 | #else | |
41 | static inline int posix_xattr_acl(const char *xattrname) | |
42 | { | |
43 | return 0; | |
44 | } | |
45 | #endif | |
46 | #else | |
47 | ||
48 | static inline int evm_set_key(void *key, size_t keylen) | |
49 | { | |
50 | return -EOPNOTSUPP; | |
51 | } | |
52 | ||
53 | #ifdef CONFIG_INTEGRITY | |
54 | static inline enum integrity_status evm_verifyxattr(struct dentry *dentry, | |
55 | const char *xattr_name, | |
56 | void *xattr_value, | |
57 | size_t xattr_value_len, | |
58 | struct integrity_iint_cache *iint) | |
59 | { | |
60 | return INTEGRITY_UNKNOWN; | |
61 | } | |
62 | #endif | |
63 | ||
64 | static inline int evm_inode_setattr(struct dentry *dentry, struct iattr *attr) | |
65 | { | |
66 | return 0; | |
67 | } | |
68 | ||
69 | static inline void evm_inode_post_setattr(struct dentry *dentry, int ia_valid) | |
70 | { | |
71 | return; | |
72 | } | |
73 | ||
74 | static inline int evm_inode_setxattr(struct dentry *dentry, const char *name, | |
75 | const void *value, size_t size) | |
76 | { | |
77 | return 0; | |
78 | } | |
79 | ||
80 | static inline void evm_inode_post_setxattr(struct dentry *dentry, | |
81 | const char *xattr_name, | |
82 | const void *xattr_value, | |
83 | size_t xattr_value_len) | |
84 | { | |
85 | return; | |
86 | } | |
87 | ||
88 | static inline int evm_inode_removexattr(struct dentry *dentry, | |
89 | const char *xattr_name) | |
90 | { | |
91 | return 0; | |
92 | } | |
93 | ||
94 | static inline void evm_inode_post_removexattr(struct dentry *dentry, | |
95 | const char *xattr_name) | |
96 | { | |
97 | return; | |
98 | } | |
99 | ||
100 | static inline int evm_inode_init_security(struct inode *inode, | |
101 | const struct xattr *xattr_array, | |
102 | struct xattr *evm) | |
103 | { | |
104 | return 0; | |
105 | } | |
106 | ||
107 | #endif /* CONFIG_EVM */ | |
108 | #endif /* LINUX_EVM_H */ |