common/syscall/auditsys.c

	auditsys.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 1994,2002-2003 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#pragma ident   "%Z%%M% %I% %E% SMI"

#include <sys/systm.h>
#include <sys/errno.h>
#include <sys/policy.h>

#include <c2/audit.h>

/*ARGSUSED1*/
int
auditsys(struct auditcalls *uap, rval_t *rvp)
{
    int err;

    /*
     * this ugly hack is because auditsys returns 0 for
     * all cases except audit_active == 0 and
     * uap->code  == BSM_AUDITCTRL || BSM_AUDITON || default)
     */

    switch (uap->code) {
    case BSM_GETAUID:
    case BSM_SETAUID:
    case BSM_GETAUDIT:
    case BSM_SETAUDIT:
    case BSM_AUDIT:
    case BSM_AUDITSVC:
        return (0);
    case BSM_AUDITCTL:
    case BSM_AUDITON:
        if ((int)uap->a1 == A_GETCOND)
            err = secpolicy_audit_getattr(CRED());
        else
            /* FALLTHROUGH */
    default:
        /* Return a different error when not privileged */
        err = secpolicy_audit_config(CRED());
        if (err == 0)
            return (EINVAL);
        else
            return (err);
    }
}