]>
git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - include/linux/evm.h
1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (c) 2009 IBM Corporation
6 * Author: Mimi Zohar <zohar@us.ibm.com>
12 #include <linux/integrity.h>
13 #include <linux/xattr.h>
15 struct integrity_iint_cache
;
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
,
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 user_namespace
*mnt_userns
,
27 struct dentry
*dentry
, const char *name
,
28 const void *value
, size_t size
);
29 extern void evm_inode_post_setxattr(struct dentry
*dentry
,
30 const char *xattr_name
,
31 const void *xattr_value
,
32 size_t xattr_value_len
);
33 extern int evm_inode_removexattr(struct user_namespace
*mnt_userns
,
34 struct dentry
*dentry
, const char *xattr_name
);
35 extern void evm_inode_post_removexattr(struct dentry
*dentry
,
36 const char *xattr_name
);
37 extern int evm_inode_init_security(struct inode
*inode
,
38 const struct xattr
*xattr_array
,
40 extern bool evm_revalidate_status(const char *xattr_name
);
41 extern int evm_protected_xattr_if_enabled(const char *req_xattr_name
);
42 extern int evm_read_protected_xattrs(struct dentry
*dentry
, u8
*buffer
,
43 int buffer_size
, char type
,
45 #ifdef CONFIG_FS_POSIX_ACL
46 extern int posix_xattr_acl(const char *xattrname
);
48 static inline int posix_xattr_acl(const char *xattrname
)
55 static inline int evm_set_key(void *key
, size_t keylen
)
60 #ifdef CONFIG_INTEGRITY
61 static inline enum integrity_status
evm_verifyxattr(struct dentry
*dentry
,
62 const char *xattr_name
,
64 size_t xattr_value_len
,
65 struct integrity_iint_cache
*iint
)
67 return INTEGRITY_UNKNOWN
;
71 static inline int evm_inode_setattr(struct dentry
*dentry
, struct iattr
*attr
)
76 static inline void evm_inode_post_setattr(struct dentry
*dentry
, int ia_valid
)
81 static inline int evm_inode_setxattr(struct user_namespace
*mnt_userns
,
82 struct dentry
*dentry
, const char *name
,
83 const void *value
, size_t size
)
88 static inline void evm_inode_post_setxattr(struct dentry
*dentry
,
89 const char *xattr_name
,
90 const void *xattr_value
,
91 size_t xattr_value_len
)
96 static inline int evm_inode_removexattr(struct user_namespace
*mnt_userns
,
97 struct dentry
*dentry
,
98 const char *xattr_name
)
103 static inline void evm_inode_post_removexattr(struct dentry
*dentry
,
104 const char *xattr_name
)
109 static inline int evm_inode_init_security(struct inode
*inode
,
110 const struct xattr
*xattr_array
,
116 static inline bool evm_revalidate_status(const char *xattr_name
)
121 static inline int evm_protected_xattr_if_enabled(const char *req_xattr_name
)
126 static inline int evm_read_protected_xattrs(struct dentry
*dentry
, u8
*buffer
,
127 int buffer_size
, char type
,
133 #endif /* CONFIG_EVM */
134 #endif /* LINUX_EVM_H */