xref: /titanic_51/usr/src/uts/common/syscall/auditsys.c (revision 405e5d6856fed02d11186de8bc6feb9924e9ab60)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*405e5d68Stz204579  * Common Development and Distribution License (the "License").
6*405e5d68Stz204579  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*405e5d68Stz204579  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
237c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
267c478bd9Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
277c478bd9Sstevel@tonic-gate 
287c478bd9Sstevel@tonic-gate #include <sys/systm.h>
297c478bd9Sstevel@tonic-gate #include <sys/errno.h>
307c478bd9Sstevel@tonic-gate #include <sys/policy.h>
317c478bd9Sstevel@tonic-gate 
327c478bd9Sstevel@tonic-gate #include <c2/audit.h>
337c478bd9Sstevel@tonic-gate 
347c478bd9Sstevel@tonic-gate /*ARGSUSED1*/
357c478bd9Sstevel@tonic-gate int
367c478bd9Sstevel@tonic-gate auditsys(struct auditcalls *uap, rval_t *rvp)
377c478bd9Sstevel@tonic-gate {
387c478bd9Sstevel@tonic-gate 	int err;
397c478bd9Sstevel@tonic-gate 
407c478bd9Sstevel@tonic-gate 	/*
417c478bd9Sstevel@tonic-gate 	 * this ugly hack is because auditsys returns 0 for
427c478bd9Sstevel@tonic-gate 	 * all cases except audit_active == 0 and
437c478bd9Sstevel@tonic-gate 	 * uap->code  == BSM_AUDITCTRL || BSM_AUDITON || default)
447c478bd9Sstevel@tonic-gate 	 */
457c478bd9Sstevel@tonic-gate 
46*405e5d68Stz204579 	if (!audit_active)
47*405e5d68Stz204579 		return (ENOTSUP);
48*405e5d68Stz204579 
497c478bd9Sstevel@tonic-gate 	switch (uap->code) {
507c478bd9Sstevel@tonic-gate 	case BSM_GETAUID:
517c478bd9Sstevel@tonic-gate 	case BSM_SETAUID:
527c478bd9Sstevel@tonic-gate 	case BSM_GETAUDIT:
537c478bd9Sstevel@tonic-gate 	case BSM_SETAUDIT:
547c478bd9Sstevel@tonic-gate 	case BSM_AUDIT:
557c478bd9Sstevel@tonic-gate 	case BSM_AUDITSVC:
567c478bd9Sstevel@tonic-gate 		return (0);
577c478bd9Sstevel@tonic-gate 	case BSM_AUDITCTL:
587c478bd9Sstevel@tonic-gate 	case BSM_AUDITON:
597c478bd9Sstevel@tonic-gate 		if ((int)uap->a1 == A_GETCOND)
607c478bd9Sstevel@tonic-gate 			err = secpolicy_audit_getattr(CRED());
617c478bd9Sstevel@tonic-gate 		else
627c478bd9Sstevel@tonic-gate 			/* FALLTHROUGH */
637c478bd9Sstevel@tonic-gate 	default:
647c478bd9Sstevel@tonic-gate 		/* Return a different error when not privileged */
657c478bd9Sstevel@tonic-gate 		err = secpolicy_audit_config(CRED());
667c478bd9Sstevel@tonic-gate 		if (err == 0)
677c478bd9Sstevel@tonic-gate 			return (EINVAL);
687c478bd9Sstevel@tonic-gate 		else
697c478bd9Sstevel@tonic-gate 			return (err);
707c478bd9Sstevel@tonic-gate 	}
717c478bd9Sstevel@tonic-gate }
72