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1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Common LSM logging functions
4 * Heavily borrowed from selinux/avc.h
6 * Author : Etienne BASSET <etienne.basset@ensta.org>
8 * All credits to : Stephen Smalley, <sds@tycho.nsa.gov>
9 * All BUGS to : Etienne BASSET <etienne.basset@ensta.org>
11 #ifndef _LSM_COMMON_LOGGING_
12 #define _LSM_COMMON_LOGGING_
14 #include <linux/stddef.h>
15 #include <linux/errno.h>
16 #include <linux/kernel.h>
17 #include <linux/kdev_t.h>
18 #include <linux/spinlock.h>
19 #include <linux/init.h>
20 #include <linux/audit.h>
21 #include <linux/in6.h>
22 #include <linux/path.h>
23 #include <linux/key.h>
24 #include <linux/skbuff.h>
25 #include <rdma/ib_verbs.h>
27 struct lsm_network_audit
{
39 struct in6_addr daddr
;
40 struct in6_addr saddr
;
45 struct lsm_ioctlop_audit
{
50 struct lsm_ibpkey_audit
{
55 struct lsm_ibendport_audit
{
56 char dev_name
[IB_DEVICE_NAME_MAX
];
60 /* Auxiliary data to use in generating the audit record. */
61 struct common_audit_data
{
63 #define LSM_AUDIT_DATA_PATH 1
64 #define LSM_AUDIT_DATA_NET 2
65 #define LSM_AUDIT_DATA_CAP 3
66 #define LSM_AUDIT_DATA_IPC 4
67 #define LSM_AUDIT_DATA_TASK 5
68 #define LSM_AUDIT_DATA_KEY 6
69 #define LSM_AUDIT_DATA_NONE 7
70 #define LSM_AUDIT_DATA_KMOD 8
71 #define LSM_AUDIT_DATA_INODE 9
72 #define LSM_AUDIT_DATA_DENTRY 10
73 #define LSM_AUDIT_DATA_IOCTL_OP 11
74 #define LSM_AUDIT_DATA_FILE 12
75 #define LSM_AUDIT_DATA_IBPKEY 13
76 #define LSM_AUDIT_DATA_IBENDPORT 14
79 struct dentry
*dentry
;
81 struct lsm_network_audit
*net
;
84 struct task_struct
*tsk
;
92 struct lsm_ioctlop_audit
*op
;
94 struct lsm_ibpkey_audit
*ibpkey
;
95 struct lsm_ibendport_audit
*ibendport
;
97 /* this union contains LSM specific data */
99 #ifdef CONFIG_SECURITY_SMACK
100 struct smack_audit_data
*smack_audit_data
;
102 #ifdef CONFIG_SECURITY_SELINUX
103 struct selinux_audit_data
*selinux_audit_data
;
105 #ifdef CONFIG_SECURITY_APPARMOR
106 struct apparmor_audit_data
*apparmor_audit_data
;
108 }; /* per LSM data pointer union */
111 #define v4info fam.v4
112 #define v6info fam.v6
114 int ipv4_skb_to_auditdata(struct sk_buff
*skb
,
115 struct common_audit_data
*ad
, u8
*proto
);
117 int ipv6_skb_to_auditdata(struct sk_buff
*skb
,
118 struct common_audit_data
*ad
, u8
*proto
);
120 void common_lsm_audit(struct common_audit_data
*a
,
121 void (*pre_audit
)(struct audit_buffer
*, void *),
122 void (*post_audit
)(struct audit_buffer
*, void *));