1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
/*
* Copyright (C) 2008 IBM Corporation
* Author: Mimi Zohar <zohar@us.ibm.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 2 of the License.
*/
#ifndef _LINUX_IMA_H
#define _LINUX_IMA_H
#include <linux/fs.h>
#include <linux/security.h>
#include <linux/kexec.h>
struct linux_binprm;
#ifdef CONFIG_IMA
extern int ima_bprm_check(struct linux_binprm *bprm);
extern int ima_file_check(struct file *file, int mask);
extern void ima_post_create_tmpfile(struct inode *inode);
extern void ima_file_free(struct file *file);
extern int ima_file_mmap(struct file *file, unsigned long prot);
extern int ima_load_data(enum kernel_load_data_id id);
extern int ima_read_file(struct file *file, enum kernel_read_file_id id);
extern int ima_post_read_file(struct file *file, void *buf, loff_t size,
enum kernel_read_file_id id);
extern void ima_post_path_mknod(struct dentry *dentry);
#ifdef CONFIG_IMA_KEXEC
extern void ima_add_kexec_buffer(struct kimage *image);
#endif
#if (defined(CONFIG_X86) && defined(CONFIG_EFI)) || defined(CONFIG_S390)
extern bool arch_ima_get_secureboot(void);
extern const char * const *arch_get_ima_policy(void);
#else
static inline bool arch_ima_get_secureboot(void)
{
return false;
}
static inline const char * const *arch_get_ima_policy(void)
{
return NULL;
}
#endif
#else
static inline int ima_bprm_check(struct linux_binprm *bprm)
{
return 0;
}
static inline int ima_file_check(struct file *file, int mask)
{
return 0;
}
static inline void ima_post_create_tmpfile(struct inode *inode)
{
}
static inline void ima_file_free(struct file *file)
{
return;
}
static inline int ima_file_mmap(struct file *file, unsigned long prot)
{
return 0;
}
static inline int ima_load_data(enum kernel_load_data_id id)
{
return 0;
}
static inline int ima_read_file(struct file *file, enum kernel_read_file_id id)
{
return 0;
}
static inline int ima_post_read_file(struct file *file, void *buf, loff_t size,
enum kernel_read_file_id id)
{
return 0;
}
static inline void ima_post_path_mknod(struct dentry *dentry)
{
return;
}
#endif /* CONFIG_IMA */
#ifndef CONFIG_IMA_KEXEC
struct kimage;
static inline void ima_add_kexec_buffer(struct kimage *image)
{}
#endif
#ifdef CONFIG_IMA_APPRAISE
extern bool is_ima_appraise_enabled(void);
extern void ima_inode_post_setattr(struct dentry *dentry);
extern int ima_inode_setxattr(struct dentry *dentry, const char *xattr_name,
const void *xattr_value, size_t xattr_value_len);
extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name);
#else
static inline bool is_ima_appraise_enabled(void)
{
return 0;
}
static inline void ima_inode_post_setattr(struct dentry *dentry)
{
return;
}
static inline int ima_inode_setxattr(struct dentry *dentry,
const char *xattr_name,
const void *xattr_value,
size_t xattr_value_len)
{
return 0;
}
static inline int ima_inode_removexattr(struct dentry *dentry,
const char *xattr_name)
{
return 0;
}
#endif /* CONFIG_IMA_APPRAISE */
#endif /* _LINUX_IMA_H */
|
