projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 3e1be52d MZ |
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> | |
| cb723180 | 13 | #include <linux/xattr.h> |
| 3e1be52d | 14 | |
| 2960e6cb DK |
15 | struct integrity_iint_cache; |
| 16 | ||
| 3e1be52d | 17 | #ifdef CONFIG_EVM |
| 76266763 | 18 | extern int evm_set_key(void *key, size_t keylen); |
| 3e1be52d MZ |
19 | extern enum integrity_status evm_verifyxattr(struct dentry *dentry, |
| 20 | const char *xattr_name, | |
| 21 | void *xattr_value, | |
| 2960e6cb DK |
22 | size_t xattr_value_len, |
| 23 | struct integrity_iint_cache *iint); | |
| 817b54aa | 24 | extern int evm_inode_setattr(struct dentry *dentry, struct iattr *attr); |
| 975d2943 | 25 | extern void evm_inode_post_setattr(struct dentry *dentry, int ia_valid); |
| 3e1be52d MZ |
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); | |
| c7b87de2 MZ |
33 | extern void evm_inode_post_removexattr(struct dentry *dentry, |
| 34 | const char *xattr_name); | |
| cb723180 MZ |
35 | extern int evm_inode_init_security(struct inode *inode, |
| 36 | const struct xattr *xattr_array, | |
| 37 | struct xattr *evm); | |
| bf6d0f5d MZ |
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 | |
| 3e1be52d | 46 | #else |
| 76266763 DK |
47 | |
| 48 | static inline int evm_set_key(void *key, size_t keylen) | |
| 49 | { | |
| 50 | return -EOPNOTSUPP; | |
| 51 | } | |
| 52 | ||
| 3e1be52d MZ |
53 | #ifdef CONFIG_INTEGRITY |
| 54 | static inline enum integrity_status evm_verifyxattr(struct dentry *dentry, | |
| 55 | const char *xattr_name, | |
| 56 | void *xattr_value, | |
| 2960e6cb DK |
57 | size_t xattr_value_len, |
| 58 | struct integrity_iint_cache *iint) | |
| 3e1be52d MZ |
59 | { |
| 60 | return INTEGRITY_UNKNOWN; | |
| 61 | } | |
| 62 | #endif | |
| 63 | ||
| e1c9b23a | 64 | static inline int evm_inode_setattr(struct dentry *dentry, struct iattr *attr) |
| 817b54aa MZ |
65 | { |
| 66 | return 0; | |
| 67 | } | |
| 68 | ||
| 975d2943 MZ |
69 | static inline void evm_inode_post_setattr(struct dentry *dentry, int ia_valid) |
| 70 | { | |
| 71 | return; | |
| 72 | } | |
| 73 | ||
| 3e1be52d MZ |
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 | } | |
| c7b87de2 MZ |
93 | |
| 94 | static inline void evm_inode_post_removexattr(struct dentry *dentry, | |
| 95 | const char *xattr_name) | |
| 96 | { | |
| 97 | return; | |
| 98 | } | |
| 99 | ||
| cb723180 MZ |
100 | static inline int evm_inode_init_security(struct inode *inode, |
| 101 | const struct xattr *xattr_array, | |
| 102 | struct xattr *evm) | |
| 103 | { | |
| 5a4730ba | 104 | return 0; |
| cb723180 MZ |
105 | } |
| 106 | ||
| e05a4f4f | 107 | #endif /* CONFIG_EVM */ |
| 3e1be52d | 108 | #endif /* LINUX_EVM_H */ |