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6146f0d5 MZ |
1 | /* |
2 | * Copyright (C) 2008 IBM Corporation | |
3 | * Author: Mimi Zohar <zohar@us.ibm.com> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation, version 2 of the License. | |
8 | */ | |
9 | ||
6146f0d5 MZ |
10 | #ifndef _LINUX_IMA_H |
11 | #define _LINUX_IMA_H | |
12 | ||
ed850a52 | 13 | #include <linux/fs.h> |
16c267aa | 14 | #include <linux/security.h> |
7b8589cc | 15 | #include <linux/kexec.h> |
ed850a52 MZ |
16 | struct linux_binprm; |
17 | ||
3323eec9 MZ |
18 | #ifdef CONFIG_IMA |
19 | extern int ima_bprm_check(struct linux_binprm *bprm); | |
6035a27b | 20 | extern int ima_file_check(struct file *file, int mask); |
3323eec9 MZ |
21 | extern void ima_file_free(struct file *file); |
22 | extern int ima_file_mmap(struct file *file, unsigned long prot); | |
16c267aa | 23 | extern int ima_load_data(enum kernel_load_data_id id); |
39eeb4fb | 24 | extern int ima_read_file(struct file *file, enum kernel_read_file_id id); |
cf222217 MZ |
25 | extern int ima_post_read_file(struct file *file, void *buf, loff_t size, |
26 | enum kernel_read_file_id id); | |
05d1a717 | 27 | extern void ima_post_path_mknod(struct dentry *dentry); |
3323eec9 | 28 | |
7b8589cc MZ |
29 | #ifdef CONFIG_IMA_KEXEC |
30 | extern void ima_add_kexec_buffer(struct kimage *image); | |
31 | #endif | |
32 | ||
399574c6 | 33 | #if defined(CONFIG_X86) && defined(CONFIG_EFI) |
0914ade2 | 34 | extern bool arch_ima_get_secureboot(void); |
d958083a | 35 | extern const char * const *arch_get_ima_policy(void); |
0914ade2 NJ |
36 | #else |
37 | static inline bool arch_ima_get_secureboot(void) | |
38 | { | |
39 | return false; | |
40 | } | |
0914ade2 | 41 | |
61917062 NJ |
42 | static inline const char * const *arch_get_ima_policy(void) |
43 | { | |
44 | return NULL; | |
45 | } | |
d958083a | 46 | #endif |
61917062 | 47 | |
3323eec9 | 48 | #else |
6146f0d5 MZ |
49 | static inline int ima_bprm_check(struct linux_binprm *bprm) |
50 | { | |
51 | return 0; | |
52 | } | |
53 | ||
6035a27b | 54 | static inline int ima_file_check(struct file *file, int mask) |
6146f0d5 MZ |
55 | { |
56 | return 0; | |
57 | } | |
58 | ||
59 | static inline void ima_file_free(struct file *file) | |
60 | { | |
61 | return; | |
62 | } | |
63 | ||
64 | static inline int ima_file_mmap(struct file *file, unsigned long prot) | |
65 | { | |
66 | return 0; | |
67 | } | |
9957a504 | 68 | |
16c267aa MZ |
69 | static inline int ima_load_data(enum kernel_load_data_id id) |
70 | { | |
71 | return 0; | |
72 | } | |
73 | ||
39eeb4fb MZ |
74 | static inline int ima_read_file(struct file *file, enum kernel_read_file_id id) |
75 | { | |
76 | return 0; | |
77 | } | |
78 | ||
cf222217 MZ |
79 | static inline int ima_post_read_file(struct file *file, void *buf, loff_t size, |
80 | enum kernel_read_file_id id) | |
81 | { | |
82 | return 0; | |
83 | } | |
84 | ||
05d1a717 MZ |
85 | static inline void ima_post_path_mknod(struct dentry *dentry) |
86 | { | |
87 | return; | |
88 | } | |
89 | ||
e05a4f4f | 90 | #endif /* CONFIG_IMA */ |
9957a504 | 91 | |
7b8589cc MZ |
92 | #ifndef CONFIG_IMA_KEXEC |
93 | struct kimage; | |
94 | ||
95 | static inline void ima_add_kexec_buffer(struct kimage *image) | |
96 | {} | |
97 | #endif | |
98 | ||
9957a504 | 99 | #ifdef CONFIG_IMA_APPRAISE |
6f6723e2 | 100 | extern bool is_ima_appraise_enabled(void); |
9957a504 | 101 | extern void ima_inode_post_setattr(struct dentry *dentry); |
42c63330 MZ |
102 | extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name, |
103 | const void *xattr_value, size_t xattr_value_len); | |
104 | extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name); | |
9957a504 | 105 | #else |
6f6723e2 MZ |
106 | static inline bool is_ima_appraise_enabled(void) |
107 | { | |
108 | return 0; | |
109 | } | |
110 | ||
9957a504 MZ |
111 | static inline void ima_inode_post_setattr(struct dentry *dentry) |
112 | { | |
113 | return; | |
114 | } | |
42c63330 MZ |
115 | |
116 | static inline int ima_inode_setxattr(struct dentry *dentry, | |
117 | const char *xattr_name, | |
118 | const void *xattr_value, | |
119 | size_t xattr_value_len) | |
120 | { | |
121 | return 0; | |
122 | } | |
123 | ||
124 | static inline int ima_inode_removexattr(struct dentry *dentry, | |
125 | const char *xattr_name) | |
126 | { | |
127 | return 0; | |
128 | } | |
e05a4f4f | 129 | #endif /* CONFIG_IMA_APPRAISE */ |
6146f0d5 | 130 | #endif /* _LINUX_IMA_H */ |