1 /*
2 * AppArmor security module
3 *
4 * This file contains AppArmor auditing function definitions.
5 *
6 * Copyright (C) 1998-2008 Novell/SUSE
7 * Copyright 2009-2010 Canonical Ltd.
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation, version 2 of the
12 * License.
13 */
14
15 #ifndef __AA_AUDIT_H
16 #define __AA_AUDIT_H
17
18 #include <linux/audit.h>
19 #include <linux/fs.h>
20 #include <linux/lsm_audit.h>
21 #include <linux/sched.h>
22 #include <linux/slab.h>
23
24 #include "file.h"
25
26 struct aa_profile;
27
28 extern const char *const audit_mode_names[];
29 #define AUDIT_MAX_INDEX 5
30
31 enum audit_mode {
32 AUDIT_NORMAL, /* follow normal auditing of accesses */
33 AUDIT_QUIET_DENIED, /* quiet all denied access messages */
34 AUDIT_QUIET, /* quiet all messages */
35 AUDIT_NOQUIET, /* do not quiet audit messages */
36 AUDIT_ALL /* audit all accesses */
37 };
38
39 enum audit_type {
40 AUDIT_APPARMOR_AUDIT,
41 AUDIT_APPARMOR_ALLOWED,
42 AUDIT_APPARMOR_DENIED,
43 AUDIT_APPARMOR_HINT,
44 AUDIT_APPARMOR_STATUS,
45 AUDIT_APPARMOR_ERROR,
46 AUDIT_APPARMOR_KILL,
47 AUDIT_APPARMOR_AUTO
48 };
49
50 extern const char *const op_table[];
51 enum aa_ops {
52 OP_NULL,
53
54 OP_SYSCTL,
55 OP_CAPABLE,
56
57 OP_UNLINK,
58 OP_MKDIR,
59 OP_RMDIR,
60 OP_MKNOD,
61 OP_TRUNC,
62 OP_LINK,
63 OP_SYMLINK,
64 OP_RENAME_SRC,
65 OP_RENAME_DEST,
66 OP_CHMOD,
67 OP_CHOWN,
68 OP_GETATTR,
69 OP_OPEN,
70
71 OP_FPERM,
72 OP_FLOCK,
73 OP_FMMAP,
74 OP_FMPROT,
75
76 OP_CREATE,
77 OP_POST_CREATE,
78 OP_BIND,
79 OP_CONNECT,
80 OP_LISTEN,
81 OP_ACCEPT,
82 OP_SENDMSG,
83 OP_RECVMSG,
84 OP_GETSOCKNAME,
85 OP_GETPEERNAME,
86 OP_GETSOCKOPT,
87 OP_SETSOCKOPT,
88 OP_SOCK_SHUTDOWN,
89
90 OP_PTRACE,
91
92 OP_EXEC,
93 OP_CHANGE_HAT,
94 OP_CHANGE_PROFILE,
95 OP_CHANGE_ONEXEC,
96
97 OP_SETPROCATTR,
98 OP_SETRLIMIT,
99
100 OP_PROF_REPL,
101 OP_PROF_LOAD,
102 OP_PROF_RM,
103 };
104
105
106 struct apparmor_audit_data {
107 int error;
108 int op;
109 int type;
110 void *profile;
111 const char *name;
112 const char *info;
113 union {
114 void *target;
115 struct {
116 long pos;
117 void *target;
118 } iface;
119 struct {
120 int rlim;
121 unsigned long max;
122 } rlim;
123 struct {
124 const char *target;
125 u32 request;
126 u32 denied;
127 uid_t ouid;
128 } fs;
129 };
130 };
131
132 /* define a short hand for apparmor_audit_data structure */
133 #define aad apparmor_audit_data
134
135 void aa_audit_msg(int type, struct common_audit_data *sa,
136 void (*cb) (struct audit_buffer *, void *));
137 int aa_audit(int type, struct aa_profile *profile, gfp_t gfp,
138 struct common_audit_data *sa,
139 void (*cb) (struct audit_buffer *, void *));
140
complain_error(int error)141 static inline int complain_error(int error)
142 {
143 if (error == -EPERM || error == -EACCES)
144 return 0;
145 return error;
146 }
147
148 #endif /* __AA_AUDIT_H */
149