2 * AppArmor security module
4 * This file contains AppArmor network mediation definitions.
6 * Copyright (C) 1998-2008 Novell/SUSE
7 * Copyright 2009-2017 Canonical Ltd.
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
19 #include <linux/path.h>
21 #include "apparmorfs.h"
26 #define AA_MAY_SEND AA_MAY_WRITE
27 #define AA_MAY_RECEIVE AA_MAY_READ
29 #define AA_MAY_SHUTDOWN AA_MAY_DELETE
31 #define AA_MAY_CONNECT AA_MAY_OPEN
32 #define AA_MAY_ACCEPT 0x00100000
34 #define AA_MAY_BIND 0x00200000
35 #define AA_MAY_LISTEN 0x00400000
37 #define AA_MAY_SETOPT 0x01000000
38 #define AA_MAY_GETOPT 0x02000000
40 #define NET_PERMS_MASK (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CREATE | \
41 AA_MAY_SHUTDOWN | AA_MAY_BIND | AA_MAY_LISTEN | \
42 AA_MAY_CONNECT | AA_MAY_ACCEPT | AA_MAY_SETATTR | \
43 AA_MAY_GETATTR | AA_MAY_SETOPT | AA_MAY_GETOPT)
45 #define NET_FS_PERMS (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CREATE | \
46 AA_MAY_SHUTDOWN | AA_MAY_CONNECT | AA_MAY_RENAME |\
47 AA_MAY_SETATTR | AA_MAY_GETATTR | AA_MAY_CHMOD | \
48 AA_MAY_CHOWN | AA_MAY_CHGRP | AA_MAY_LOCK | \
51 #define NET_PEER_MASK (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CONNECT | \
54 struct aa_label *label;
55 struct aa_label *peer;
58 #define SK_CTX(X) ((X)->sk_security)
59 #define SOCK_ctx(X) SOCK_INODE(X)->i_security
60 #define DEFINE_AUDIT_NET(NAME, OP, SK, F, T, P) \
61 struct lsm_network_audit NAME ## _net = { .sk = (SK), \
63 DEFINE_AUDIT_DATA(NAME, \
64 ((SK) && (F) != AF_UNIX) ? LSM_AUDIT_DATA_NET : \
65 LSM_AUDIT_DATA_NONE, \
67 NAME.u.net = &(NAME ## _net); \
68 aad(&NAME)->net.type = (T); \
69 aad(&NAME)->net.protocol = (P)
71 #define DEFINE_AUDIT_SK(NAME, OP, SK) \
72 DEFINE_AUDIT_NET(NAME, OP, SK, (SK)->sk_family, (SK)->sk_type, \
76 #define af_select(FAMILY, FN, DEF_FN) \
86 extern struct aa_sfs_entry aa_sfs_entry_network[];
88 void audit_net_cb(struct audit_buffer *ab, void *va);
89 int aa_profile_af_perm(struct aa_profile *profile, struct common_audit_data *sa,
90 u32 request, u16 family, int type);
91 int aa_af_perm(struct aa_label *label, const char *op, u32 request, u16 family,
92 int type, int protocol);
93 static inline int aa_profile_af_sk_perm(struct aa_profile *profile,
94 struct common_audit_data *sa,
98 return aa_profile_af_perm(profile, sa, request, sk->sk_family,
101 int aa_sk_perm(const char *op, u32 request, struct sock *sk);
103 int aa_sock_file_perm(struct aa_label *label, const char *op, u32 request,
104 struct socket *sock);
106 #endif /* __AA_NET_H */