aboutsummaryrefslogtreecommitdiff
path: root/include/linux/ima.h
blob: 7f6952f8d6aad7281f5403364bcfc13bdd30d36d (plain)
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
/*
 * 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/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, int opened);
extern void ima_file_free(struct file *file);
extern int ima_file_mmap(struct file *file, unsigned long prot);
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

#else
static inline int ima_bprm_check(struct linux_binprm *bprm)
{
	return 0;
}

static inline int ima_file_check(struct file *file, int mask, int opened)
{
	return 0;
}

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_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 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 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 */