Release 4.18 security/apparmor/include/net.h
/*
* AppArmor security module
*
* This file contains AppArmor network mediation definitions.
*
* Copyright (C) 1998-2008 Novell/SUSE
* Copyright 2009-2017 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_NET_H
#define __AA_NET_H
#include <net/sock.h>
#include <linux/path.h>
#include "apparmorfs.h"
#include "label.h"
#include "perms.h"
#include "policy.h"
#define AA_MAY_SEND AA_MAY_WRITE
#define AA_MAY_RECEIVE AA_MAY_READ
#define AA_MAY_SHUTDOWN AA_MAY_DELETE
#define AA_MAY_CONNECT AA_MAY_OPEN
#define AA_MAY_ACCEPT 0x00100000
#define AA_MAY_BIND 0x00200000
#define AA_MAY_LISTEN 0x00400000
#define AA_MAY_SETOPT 0x01000000
#define AA_MAY_GETOPT 0x02000000
#define NET_PERMS_MASK (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CREATE | \
AA_MAY_SHUTDOWN | AA_MAY_BIND | AA_MAY_LISTEN | \
AA_MAY_CONNECT | AA_MAY_ACCEPT | AA_MAY_SETATTR | \
AA_MAY_GETATTR | AA_MAY_SETOPT | AA_MAY_GETOPT)
#define NET_FS_PERMS (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CREATE | \
AA_MAY_SHUTDOWN | AA_MAY_CONNECT | AA_MAY_RENAME |\
AA_MAY_SETATTR | AA_MAY_GETATTR | AA_MAY_CHMOD | \
AA_MAY_CHOWN | AA_MAY_CHGRP | AA_MAY_LOCK | \
AA_MAY_MPROT)
#define NET_PEER_MASK (AA_MAY_SEND | AA_MAY_RECEIVE | AA_MAY_CONNECT | \
AA_MAY_ACCEPT)
struct aa_sk_ctx {
struct aa_label *label;
struct aa_label *peer;
};
#define SK_CTX(X) ((X)->sk_security)
#define SOCK_ctx(X) SOCK_INODE(X)->i_security
#define DEFINE_AUDIT_NET(NAME, OP, SK, F, T, P) \
struct lsm_network_audit NAME ## _net = { .sk = (SK), \
.family = (F)}; \
DEFINE_AUDIT_DATA(NAME, \
((SK) && (F) != AF_UNIX) ? LSM_AUDIT_DATA_NET : \
LSM_AUDIT_DATA_NONE, \
OP); \
NAME.u.net = &(NAME ## _net); \
aad(&NAME)->net.type = (T); \
aad(&NAME)->net.protocol = (P)
#define DEFINE_AUDIT_SK(NAME, OP, SK) \
DEFINE_AUDIT_NET(NAME, OP, SK, (SK)->sk_family, (SK)->sk_type, \
(SK)->sk_protocol)
#define af_select(FAMILY, FN, DEF_FN) \
({ \
int __e; \
switch ((FAMILY)) { \
default: \
__e = DEF_FN; \
} \
__e; \
})
extern struct aa_sfs_entry aa_sfs_entry_network[];
void audit_net_cb(struct audit_buffer *ab, void *va);
int aa_profile_af_perm(struct aa_profile *profile, struct common_audit_data *sa,
u32 request, u16 family, int type);
int aa_af_perm(struct aa_label *label, const char *op, u32 request, u16 family,
int type, int protocol);
static inline int aa_profile_af_sk_perm(struct aa_profile *profile,
struct common_audit_data *sa,
u32 request,
struct sock *sk)
{
return aa_profile_af_perm(profile, sa, request, sk->sk_family,
sk->sk_type);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| John Johansen | 43 | 100.00% | 1 | 100.00% |
| Total | 43 | 100.00% | 1 | 100.00% |
int aa_sk_perm(const char *op, u32 request, struct sock *sk);
int aa_sock_file_perm(struct aa_label *label, const char *op, u32 request,
struct socket *sock);
#endif /* __AA_NET_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| John Johansen | 297 | 100.00% | 1 | 100.00% |
| Total | 297 | 100.00% | 1 | 100.00% |
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