1/*
2 * Copyright (c) 1999-2005 Apple Computer, Inc.
3 * Copyright (c) 2005 Robert N. M. Watson
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:

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22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 *
30 * $FreeBSD: head/sys/security/audit/audit_bsm_klib.c 159143 2006-06-01 15:38:30Z csjp $
31 */
32
33#include <sys/param.h>
34#include <sys/fcntl.h>
35#include <sys/filedesc.h>
36#include <sys/libkern.h>
37#include <sys/malloc.h>
38#include <sys/mount.h>

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149 }
150}
151
152/*
153 * Check whether an event is aditable by comparing the mask of classes this
154 * event is part of against the given mask.
155 */
156int
157au_preselect(au_event_t event, au_mask_t *mask_p, int sorf)
158{
159 au_class_t effmask = 0;
160 au_class_t ae_class;
161
162 if (mask_p == NULL)
163 return (-1);
164
165 ae_class = au_event_class(event);
166
167 /*
168 * Perform the actual check of the masks against the event.
169 */
170 if (sorf & AU_PRS_SUCCESS)
171 effmask |= (mask_p->am_success & ae_class);
172
173 if (sorf & AU_PRS_FAILURE)
174 effmask |= (mask_p->am_failure & ae_class);
175
176 if (effmask)
177 return (1);
178 else
179 return (0);
180}
181
182/*

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