xref: /freebsd/sys/security/mac/mac_audit.c (revision 30d239bc4c510432e65a84fa1c14ed67a3ab1c92)
118717f69SRobert Watson /*-
218717f69SRobert Watson  * Copyright (c) 1999-2002 Robert N. M. Watson
318717f69SRobert Watson  * Copyright (c) 2001 Ilmar S. Habibulin
418717f69SRobert Watson  * Copyright (c) 2001-2004 Networks Associates Technology, Inc.
530d239bcSRobert Watson  * Copyright (c) 2006 SPARTA, Inc.
618717f69SRobert Watson  *
718717f69SRobert Watson  * This software was developed by Robert Watson and Ilmar Habibulin for the
818717f69SRobert Watson  * TrustedBSD Project.
918717f69SRobert Watson  *
1018717f69SRobert Watson  * This software was developed for the FreeBSD Project in part by Network
1118717f69SRobert Watson  * Associates Laboratories, the Security Research Division of Network
1218717f69SRobert Watson  * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"),
1318717f69SRobert Watson  * as part of the DARPA CHATS research program.
1418717f69SRobert Watson  *
1530d239bcSRobert Watson  * This software was enhanced by SPARTA ISSO under SPAWAR contract
1630d239bcSRobert Watson  * N66001-04-C-6019 ("SEFOS").
1730d239bcSRobert Watson  *
1818717f69SRobert Watson  * Redistribution and use in source and binary forms, with or without
1918717f69SRobert Watson  * modification, are permitted provided that the following conditions
2018717f69SRobert Watson  * are met:
2118717f69SRobert Watson  * 1. Redistributions of source code must retain the above copyright
2218717f69SRobert Watson  *    notice, this list of conditions and the following disclaimer.
2318717f69SRobert Watson  * 2. Redistributions in binary form must reproduce the above copyright
2418717f69SRobert Watson  *    notice, this list of conditions and the following disclaimer in the
2518717f69SRobert Watson  *    documentation and/or other materials provided with the distribution.
2618717f69SRobert Watson  *
2718717f69SRobert Watson  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
2818717f69SRobert Watson  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
2918717f69SRobert Watson  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
3018717f69SRobert Watson  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
3118717f69SRobert Watson  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
3218717f69SRobert Watson  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
3318717f69SRobert Watson  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
3418717f69SRobert Watson  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
3518717f69SRobert Watson  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
3618717f69SRobert Watson  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
3718717f69SRobert Watson  * SUCH DAMAGE.
3818717f69SRobert Watson  *
3918717f69SRobert Watson  * $FreeBSD$
4018717f69SRobert Watson  */
4118717f69SRobert Watson 
4218717f69SRobert Watson #include <sys/param.h>
4318717f69SRobert Watson #include <sys/module.h>
4418717f69SRobert Watson #include <sys/vnode.h>
4518717f69SRobert Watson 
4618717f69SRobert Watson #include <security/audit/audit.h>
4718717f69SRobert Watson 
4818717f69SRobert Watson #include <security/mac/mac_framework.h>
4918717f69SRobert Watson #include <security/mac/mac_internal.h>
5018717f69SRobert Watson #include <security/mac/mac_policy.h>
5118717f69SRobert Watson 
5218717f69SRobert Watson int
5330d239bcSRobert Watson mac_proc_check_setaudit(struct ucred *cred, struct auditinfo *ai)
5418717f69SRobert Watson {
5518717f69SRobert Watson 	int error;
5618717f69SRobert Watson 
5730d239bcSRobert Watson 	MAC_CHECK(proc_check_setaudit, cred, ai);
5818717f69SRobert Watson 
5918717f69SRobert Watson 	return (error);
6018717f69SRobert Watson }
6118717f69SRobert Watson 
6218717f69SRobert Watson int
6330d239bcSRobert Watson mac_proc_check_setaudit_addr(struct ucred *cred, struct auditinfo_addr *aia)
64f1e8bf6dSRobert Watson {
65f1e8bf6dSRobert Watson 	int error;
66f1e8bf6dSRobert Watson 
6730d239bcSRobert Watson 	MAC_CHECK(proc_check_setaudit_addr, cred, aia);
68f1e8bf6dSRobert Watson 
69f1e8bf6dSRobert Watson 	return (error);
70f1e8bf6dSRobert Watson }
71f1e8bf6dSRobert Watson 
72f1e8bf6dSRobert Watson int
7330d239bcSRobert Watson mac_proc_check_setauid(struct ucred *cred, uid_t auid)
7418717f69SRobert Watson {
7518717f69SRobert Watson 	int error;
7618717f69SRobert Watson 
7730d239bcSRobert Watson 	MAC_CHECK(proc_check_setauid, cred, auid);
7818717f69SRobert Watson 
7918717f69SRobert Watson 	return (error);
8018717f69SRobert Watson }
8118717f69SRobert Watson 
8218717f69SRobert Watson int
8330d239bcSRobert Watson mac_system_check_audit(struct ucred *cred, void *record, int length)
8418717f69SRobert Watson {
8518717f69SRobert Watson 	int error;
8618717f69SRobert Watson 
8730d239bcSRobert Watson 	MAC_CHECK(system_check_audit, cred, record, length);
8818717f69SRobert Watson 
8918717f69SRobert Watson 	return (error);
9018717f69SRobert Watson }
9118717f69SRobert Watson 
9218717f69SRobert Watson int
9330d239bcSRobert Watson mac_system_check_auditctl(struct ucred *cred, struct vnode *vp)
9418717f69SRobert Watson {
9518717f69SRobert Watson 	int error;
9618717f69SRobert Watson 	struct label *vl;
9718717f69SRobert Watson 
9830d239bcSRobert Watson 	ASSERT_VOP_LOCKED(vp, "mac_system_check_auditctl");
9918717f69SRobert Watson 
10018717f69SRobert Watson 	vl = (vp != NULL) ? vp->v_label : NULL;
10118717f69SRobert Watson 
10230d239bcSRobert Watson 	MAC_CHECK(system_check_auditctl, cred, vp, vl);
10318717f69SRobert Watson 
10418717f69SRobert Watson 	return (error);
10518717f69SRobert Watson }
10618717f69SRobert Watson 
10718717f69SRobert Watson int
10830d239bcSRobert Watson mac_system_check_auditon(struct ucred *cred, int cmd)
10918717f69SRobert Watson {
11018717f69SRobert Watson 	int error;
11118717f69SRobert Watson 
11230d239bcSRobert Watson 	MAC_CHECK(system_check_auditon, cred, cmd);
11318717f69SRobert Watson 
11418717f69SRobert Watson 	return (error);
11518717f69SRobert Watson }
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