summaryrefslogtreecommitdiff
path: root/security/apparmor/include/apparmorfs.h
blob: eeeae5b0cc36ab02c73f51ca3a17c126a97f7721 (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
103
104
105
106
/*
 * AppArmor security module
 *
 * This file contains AppArmor filesystem definitions.
 *
 * Copyright (C) 1998-2008 Novell/SUSE
 * Copyright 2009-2010 Canonical Ltd.
 *
 * 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 __AA_APPARMORFS_H
#define __AA_APPARMORFS_H

extern struct path aa_null;

enum aa_fs_type {
	AA_FS_TYPE_BOOLEAN,
	AA_FS_TYPE_STRING,
	AA_FS_TYPE_U64,
	AA_FS_TYPE_FOPS,
	AA_FS_TYPE_DIR,
};

struct aa_fs_entry;

struct aa_fs_entry {
	const char *name;
	struct dentry *dentry;
	umode_t mode;
	enum aa_fs_type v_type;
	union {
		bool boolean;
		char *string;
		unsigned long u64;
		struct aa_fs_entry *files;
	} v;
	const struct file_operations *file_ops;
};

extern const struct file_operations aa_fs_seq_file_ops;

#define AA_FS_FILE_BOOLEAN(_name, _value) \
	{ .name = (_name), .mode = 0444, \
	  .v_type = AA_FS_TYPE_BOOLEAN, .v.boolean = (_value), \
	  .file_ops = &aa_fs_seq_file_ops }
#define AA_FS_FILE_STRING(_name, _value) \
	{ .name = (_name), .mode = 0444, \
	  .v_type = AA_FS_TYPE_STRING, .v.string = (_value), \
	  .file_ops = &aa_fs_seq_file_ops }
#define AA_FS_FILE_U64(_name, _value) \
	{ .name = (_name), .mode = 0444, \
	  .v_type = AA_FS_TYPE_U64, .v.u64 = (_value), \
	  .file_ops = &aa_fs_seq_file_ops }
#define AA_FS_FILE_FOPS(_name, _mode, _fops) \
	{ .name = (_name), .v_type = AA_FS_TYPE_FOPS, \
	  .mode = (_mode), .file_ops = (_fops) }
#define AA_FS_DIR(_name, _value) \
	{ .name = (_name), .v_type = AA_FS_TYPE_DIR, .v.files = (_value) }

extern void __init aa_destroy_aafs(void);

struct aa_profile;
struct aa_ns;

enum aafs_ns_type {
	AAFS_NS_DIR,
	AAFS_NS_PROFS,
	AAFS_NS_NS,
	AAFS_NS_COUNT,
	AAFS_NS_MAX_COUNT,
	AAFS_NS_SIZE,
	AAFS_NS_MAX_SIZE,
	AAFS_NS_OWNER,
	AAFS_NS_SIZEOF,
};

enum aafs_prof_type {
	AAFS_PROF_DIR,
	AAFS_PROF_PROFS,
	AAFS_PROF_NAME,
	AAFS_PROF_MODE,
	AAFS_PROF_ATTACH,
	AAFS_PROF_HASH,
	AAFS_PROF_SIZEOF,
};

#define ns_dir(X) ((X)->dents[AAFS_NS_DIR])
#define ns_subns_dir(X) ((X)->dents[AAFS_NS_NS])
#define ns_subprofs_dir(X) ((X)->dents[AAFS_NS_PROFS])

#define prof_dir(X) ((X)->dents[AAFS_PROF_DIR])
#define prof_child_dir(X) ((X)->dents[AAFS_PROF_PROFS])

void __aa_fs_profile_rmdir(struct aa_profile *profile);
void __aa_fs_profile_migrate_dents(struct aa_profile *old,
				   struct aa_profile *new);
int __aa_fs_profile_mkdir(struct aa_profile *profile, struct dentry *parent);
void __aa_fs_ns_rmdir(struct aa_ns *ns);
int __aa_fs_ns_mkdir(struct aa_ns *ns, struct dentry *parent,
		     const char *name);

#endif /* __AA_APPARMORFS_H */