xref: /freebsd/sys/security/mac/mac_audit.c (revision 39beb93c3f8bdbf72a61fda42300b5ebed7390c8)
1 /*-
2  * Copyright (c) 1999-2002 Robert N. M. Watson
3  * Copyright (c) 2001 Ilmar S. Habibulin
4  * Copyright (c) 2001-2004 Networks Associates Technology, Inc.
5  * Copyright (c) 2006 SPARTA, Inc.
6  *
7  * This software was developed by Robert Watson and Ilmar Habibulin for the
8  * TrustedBSD Project.
9  *
10  * This software was developed for the FreeBSD Project in part by Network
11  * Associates Laboratories, the Security Research Division of Network
12  * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"),
13  * as part of the DARPA CHATS research program.
14  *
15  * This software was enhanced by SPARTA ISSO under SPAWAR contract
16  * N66001-04-C-6019 ("SEFOS").
17  *
18  * Redistribution and use in source and binary forms, with or without
19  * modification, are permitted provided that the following conditions
20  * are met:
21  * 1. Redistributions of source code must retain the above copyright
22  *    notice, this list of conditions and the following disclaimer.
23  * 2. Redistributions in binary form must reproduce the above copyright
24  *    notice, this list of conditions and the following disclaimer in the
25  *    documentation and/or other materials provided with the distribution.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
28  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
31  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37  * SUCH DAMAGE.
38  */
39 
40 #include <sys/cdefs.h>
41 __FBSDID("$FreeBSD$");
42 
43 #include <sys/param.h>
44 #include <sys/module.h>
45 #include <sys/vnode.h>
46 
47 #include <security/audit/audit.h>
48 
49 #include <security/mac/mac_framework.h>
50 #include <security/mac/mac_internal.h>
51 #include <security/mac/mac_policy.h>
52 
53 int
54 mac_proc_check_setaudit(struct ucred *cred, struct auditinfo *ai)
55 {
56 	int error;
57 
58 	MAC_CHECK(proc_check_setaudit, cred, ai);
59 
60 	return (error);
61 }
62 
63 int
64 mac_proc_check_setaudit_addr(struct ucred *cred, struct auditinfo_addr *aia)
65 {
66 	int error;
67 
68 	MAC_CHECK(proc_check_setaudit_addr, cred, aia);
69 
70 	return (error);
71 }
72 
73 int
74 mac_proc_check_setauid(struct ucred *cred, uid_t auid)
75 {
76 	int error;
77 
78 	MAC_CHECK(proc_check_setauid, cred, auid);
79 
80 	return (error);
81 }
82 
83 int
84 mac_system_check_audit(struct ucred *cred, void *record, int length)
85 {
86 	int error;
87 
88 	MAC_CHECK(system_check_audit, cred, record, length);
89 
90 	return (error);
91 }
92 
93 int
94 mac_system_check_auditctl(struct ucred *cred, struct vnode *vp)
95 {
96 	int error;
97 	struct label *vl;
98 
99 	ASSERT_VOP_LOCKED(vp, "mac_system_check_auditctl");
100 
101 	vl = (vp != NULL) ? vp->v_label : NULL;
102 
103 	MAC_CHECK(system_check_auditctl, cred, vp, vl);
104 
105 	return (error);
106 }
107 
108 int
109 mac_system_check_auditon(struct ucred *cred, int cmd)
110 {
111 	int error;
112 
113 	MAC_CHECK(system_check_auditon, cred, cmd);
114 
115 	return (error);
116 }
117