ugidfw_vnode.c revision 101099
1/*-
2 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson
3 * Copyright (c) 2001, 2002 Networks Associates Technology, Inc.
4 * All rights reserved.
5 *
6 * This software was developed by Robert Watson for the TrustedBSD Project.
7 *
8 * This software was developed for the FreeBSD Project in part by NAI Labs,
9 * the Security Research Division of Network Associates, Inc. under
10 * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
11 * CHATS research program.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 * 3. The names of the authors may not be used to endorse or promote
22 *    products derived from this software without specific prior written
23 *    permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * $FreeBSD: head/sys/security/mac_bsdextended/mac_bsdextended.c 101099 2002-07-31 18:07:45Z rwatson $
38 */
39/*
40 * Developed by the TrustedBSD Project.
41 * "BSD Extended" MAC policy, allowing the administrator to impose
42 * mandatory rules regarding users and some system objects.
43 *
44 * XXX: Much locking support required here.
45 */
46
47#include <sys/types.h>
48#include <sys/param.h>
49#include <sys/acl.h>
50#include <sys/conf.h>
51#include <sys/kernel.h>
52#include <sys/mac.h>
53#include <sys/malloc.h>
54#include <sys/mount.h>
55#include <sys/proc.h>
56#include <sys/systm.h>
57#include <sys/sysproto.h>
58#include <sys/sysent.h>
59#include <sys/vnode.h>
60#include <sys/file.h>
61#include <sys/socket.h>
62#include <sys/socketvar.h>
63#include <sys/sysctl.h>
64
65#include <net/bpfdesc.h>
66#include <net/if.h>
67#include <net/if_types.h>
68#include <net/if_var.h>
69
70#include <vm/vm.h>
71
72#include <sys/mac_policy.h>
73
74#include <security/mac_bsdextended/mac_bsdextended.h>
75
76SYSCTL_DECL(_security_mac);
77
78SYSCTL_NODE(_security_mac, OID_AUTO, bsdextended, CTLFLAG_RW, 0,
79    "TrustedBSD extended BSD MAC policy controls");
80
81static int	mac_bsdextended_enabled = 1;
82SYSCTL_INT(_security_mac_bsdextended, OID_AUTO, enabled, CTLFLAG_RW,
83    &mac_bsdextended_enabled, 0, "Enforce extended BSD policy");
84TUNABLE_INT("security.mac.bsdextended.enabled", &mac_bsdextended_enabled);
85
86MALLOC_DEFINE(M_MACBSDEXTENDED, "mac_bsdextended", "BSD Extended MAC rule");
87
88#define	MAC_BSDEXTENDED_MAXRULES	250
89static struct mac_bsdextended_rule *rules[MAC_BSDEXTENDED_MAXRULES];
90static int rule_count = 0;
91static int rule_slots = 0;
92
93SYSCTL_INT(_security_mac_bsdextended, OID_AUTO, rule_count, CTLFLAG_RD,
94    &rule_count, 0, "Number of defined rules\n");
95SYSCTL_INT(_security_mac_bsdextended, OID_AUTO, rule_slots, CTLFLAG_RD,
96    &rule_slots, 0, "Number of used rule slots\n");
97
98static int mac_bsdextended_debugging;
99SYSCTL_INT(_security_mac_bsdextended, OID_AUTO, debugging, CTLFLAG_RW,
100    &mac_bsdextended_debugging, 0, "Enable debugging on failure");
101
102static int
103mac_bsdextended_rule_valid(struct mac_bsdextended_rule *rule)
104{
105
106	if ((rule->mbr_subject.mbi_flags | MBI_BITS) != MBI_BITS)
107		return (EINVAL);
108
109	if ((rule->mbr_object.mbi_flags | MBI_BITS) != MBI_BITS)
110		return (EINVAL);
111
112	if ((rule->mbr_mode | VALLPERM) != VALLPERM)
113		return (EINVAL);
114
115	return (0);
116}
117
118static int
119sysctl_rule(SYSCTL_HANDLER_ARGS)
120{
121	struct mac_bsdextended_rule temprule, *ruleptr;
122	u_int namelen;
123	int error, index, *name;
124
125	name = (int *)arg1;
126	namelen = arg2;
127
128	/* printf("bsdextended sysctl handler (namelen %d)\n", namelen); */
129
130	if (namelen != 1)
131		return (EINVAL);
132
133	index = name[0];
134	if (index < 0 || index > rule_slots + 1)
135		return (ENOENT);
136	if (rule_slots >= MAC_BSDEXTENDED_MAXRULES)
137		return (ENOENT);
138
139	if (req->oldptr) {
140		if (rules[index] == NULL)
141			return (ENOENT);
142
143		error = SYSCTL_OUT(req, rules[index], sizeof(*rules[index]));
144		if (error)
145			return (error);
146	}
147
148	if (req->newptr) {
149		if (req->newlen == 0) {
150			/* printf("deletion\n"); */
151			ruleptr = rules[index];
152			if (ruleptr == NULL)
153				return (ENOENT);
154			rule_count--;
155			rules[index] = NULL;
156			FREE(ruleptr, M_MACBSDEXTENDED);
157			return(0);
158		}
159		error = SYSCTL_IN(req, &temprule, sizeof(temprule));
160		if (error)
161			return (error);
162
163		error = mac_bsdextended_rule_valid(&temprule);
164		if (error)
165			return (error);
166
167		if (rules[index] == NULL) {
168			/* printf("addition\n"); */
169			MALLOC(ruleptr, struct mac_bsdextended_rule *,
170			    sizeof(*ruleptr), M_MACBSDEXTENDED, M_WAITOK |
171			    M_ZERO);
172			*ruleptr = temprule;
173			rules[index] = ruleptr;
174			if (index+1 > rule_slots)
175				rule_slots = index+1;
176			rule_count++;
177		} else {
178			/* printf("replacement\n"); */
179			*rules[index] = temprule;
180		}
181	}
182
183	return (0);
184}
185
186SYSCTL_NODE(_security_mac_bsdextended, OID_AUTO, rules,
187    CTLFLAG_RW, sysctl_rule, "BSD extended MAC rules");
188
189static void
190mac_bsdextended_init(struct mac_policy_conf *mpc)
191{
192
193	/* Initialize ruleset lock. */
194	/* Register dynamic sysctl's for rules. */
195}
196
197static void
198mac_bsdextended_destroy(struct mac_policy_conf *mpc)
199{
200
201	/* Tear down sysctls. */
202	/* Destroy ruleset lock. */
203}
204
205static int
206mac_bsdextended_rulecheck(struct mac_bsdextended_rule *rule,
207    struct ucred *cred, uid_t object_uid, gid_t object_gid, mode_t acc_mode)
208{
209	int match;
210
211	/*
212	 * Is there a subject match?
213	 */
214	if (rule->mbr_subject.mbi_flags & MBI_UID_DEFINED) {
215		match =  (rule->mbr_subject.mbi_uid == cred->cr_uid ||
216		    rule->mbr_subject.mbi_uid == cred->cr_ruid ||
217		    rule->mbr_subject.mbi_uid == cred->cr_svuid);
218
219		if (rule->mbr_subject.mbi_flags & MBI_NEGATED)
220			match = !match;
221
222		if (!match)
223			return (0);
224	}
225
226	if (rule->mbr_subject.mbi_flags & MBI_GID_DEFINED) {
227		match = (groupmember(rule->mbr_subject.mbi_gid, cred) ||
228		    rule->mbr_subject.mbi_gid == cred->cr_rgid ||
229		    rule->mbr_subject.mbi_gid == cred->cr_svgid);
230
231		if (rule->mbr_subject.mbi_flags & MBI_NEGATED)
232			match = !match;
233
234		if (!match)
235			return (0);
236	}
237
238	/*
239	 * Is there an object match?
240	 */
241	if (rule->mbr_object.mbi_flags & MBI_UID_DEFINED) {
242		match = (rule->mbr_object.mbi_uid == object_uid);
243
244		if (rule->mbr_object.mbi_flags & MBI_NEGATED)
245			match = !match;
246
247		if (!match)
248			return (0);
249	}
250
251	if (rule->mbr_object.mbi_flags & MBI_GID_DEFINED) {
252		match = (rule->mbr_object.mbi_gid == object_gid);
253
254		if (rule->mbr_object.mbi_flags & MBI_NEGATED)
255			match = !match;
256
257		if (!match)
258			return (0);
259	}
260
261	/*
262	 * Is the access permitted?
263	 */
264	if ((rule->mbr_mode & acc_mode) != acc_mode) {
265		if (mac_bsdextended_debugging)
266			printf("mac_bsdextended: %d:%d request %d on %d:%d"
267			    " fails\n", cred->cr_ruid, cred->cr_rgid,
268			    acc_mode, object_uid, object_gid);
269		return (EACCES);
270	}
271
272	return (0);
273}
274
275static int
276mac_bsdextended_check(struct ucred *cred, uid_t object_uid, gid_t object_gid,
277    mode_t acc_mode)
278{
279	int error, i;
280
281	for (i = 0; i < rule_slots; i++) {
282		if (rules[i] == NULL)
283			continue;
284
285		error = mac_bsdextended_rulecheck(rules[i], cred, object_uid,
286		    object_gid, acc_mode);
287		if (error)
288			return (error);
289	}
290
291	return (0);
292}
293
294static int
295mac_bsdextended_check_vnode_access(struct ucred *cred, struct vnode *vp,
296    struct label *label, mode_t flags)
297{
298	struct vattr vap;
299	int error;
300
301	if (!mac_bsdextended_enabled)
302		return (0);
303
304	error = VOP_GETATTR(vp, &vap, cred, curthread);
305	if (error)
306		return (error);
307	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, flags));
308}
309
310static int
311mac_bsdextended_check_vnode_chdir(struct ucred *cred, struct vnode *dvp,
312    struct label *dlabel)
313{
314	struct vattr vap;
315	int error;
316
317	if (!mac_bsdextended_enabled)
318		return (0);
319
320	error = VOP_GETATTR(dvp, &vap, cred, curthread);
321	if (error)
322		return (error);
323	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VEXEC));
324}
325
326static int
327mac_bsdextended_check_vnode_chroot(struct ucred *cred, struct vnode *dvp,
328    struct label *dlabel)
329{
330	struct vattr vap;
331	int error;
332
333	if (!mac_bsdextended_enabled)
334		return (0);
335
336	error = VOP_GETATTR(dvp, &vap, cred, curthread);
337	if (error)
338		return (error);
339	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VEXEC));
340}
341
342static int
343mac_bsdextended_check_create_vnode(struct ucred *cred, struct vnode *dvp,
344    struct label *dlabel, struct componentname *cnp, struct vattr *vap)
345{
346	struct vattr dvap;
347	int error;
348
349	if (!mac_bsdextended_enabled)
350		return (0);
351
352	error = VOP_GETATTR(dvp, &dvap, cred, curthread);
353	if (error)
354		return (error);
355	return (mac_bsdextended_check(cred, dvap.va_uid, dvap.va_gid, VWRITE));
356}
357
358static int
359mac_bsdextended_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
360    struct label *dlabel, struct vnode *vp, struct label *label,
361    struct componentname *cnp)
362{
363	struct vattr vap;
364	int error;
365
366	if (!mac_bsdextended_enabled)
367		return (0);
368
369	error = VOP_GETATTR(dvp, &vap, cred, curthread);
370	if (error)
371		return (error);
372	error = mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VWRITE);
373	if (error)
374		return (error);
375
376	error = VOP_GETATTR(vp, &vap, cred, curthread);
377	if (error)
378		return (error);
379	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VWRITE));
380}
381
382static int
383mac_bsdextended_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp,
384    struct label *label, acl_type_t type)
385{
386	struct vattr vap;
387	int error;
388
389	if (!mac_bsdextended_enabled)
390		return (0);
391
392	error = VOP_GETATTR(vp, &vap, cred, curthread);
393	if (error)
394		return (error);
395	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VADMIN));
396}
397
398static int
399mac_bsdextended_check_vnode_exec(struct ucred *cred, struct vnode *vp,
400    struct label *label)
401{
402	struct vattr vap;
403	int error;
404
405	if (!mac_bsdextended_enabled)
406		return (0);
407
408	error = VOP_GETATTR(vp, &vap, cred, curthread);
409	if (error)
410		return (error);
411	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid,
412	    VREAD|VEXEC));
413}
414
415static int
416mac_bsdextended_check_vnode_getacl(struct ucred *cred, struct vnode *vp,
417    struct label *label, acl_type_t type)
418{
419	struct vattr vap;
420	int error;
421
422	if (!mac_bsdextended_enabled)
423		return (0);
424
425	error = VOP_GETATTR(vp, &vap, cred, curthread);
426	if (error)
427		return (error);
428	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VSTAT));
429}
430
431static int
432mac_bsdextended_check_vnode_getextattr(struct ucred *cred, struct vnode *vp,
433    struct label *label, int attrnamespace, const char *name, struct uio *uio)
434{
435	struct vattr vap;
436	int error;
437
438	if (!mac_bsdextended_enabled)
439		return (0);
440
441	error = VOP_GETATTR(vp, &vap, cred, curthread);
442	if (error)
443		return (error);
444	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VREAD));
445}
446
447static int
448mac_bsdextended_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
449    struct label *dlabel, struct componentname *cnp)
450{
451	struct vattr vap;
452	int error;
453
454	if (!mac_bsdextended_enabled)
455		return (0);
456
457	error = VOP_GETATTR(dvp, &vap, cred, curthread);
458	if (error)
459		return (error);
460	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VEXEC));
461}
462
463static int
464mac_bsdextended_check_vnode_open(struct ucred *cred, struct vnode *vp,
465    struct label *filelabel, mode_t acc_mode)
466{
467	struct vattr vap;
468	int error;
469
470	if (!mac_bsdextended_enabled)
471		return (0);
472
473	error = VOP_GETATTR(vp, &vap, cred, curthread);
474	if (error)
475		return (error);
476	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, acc_mode));
477}
478
479static int
480mac_bsdextended_check_vnode_readdir(struct ucred *cred, struct vnode *dvp,
481    struct label *dlabel)
482{
483	struct vattr vap;
484	int error;
485
486	if (!mac_bsdextended_enabled)
487		return (0);
488
489	error = VOP_GETATTR(dvp, &vap, cred, curthread);
490	if (error)
491		return (error);
492	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VREAD));
493}
494
495static int
496mac_bsdextended_check_vnode_readdlink(struct ucred *cred, struct vnode *vp,
497    struct label *label)
498{
499	struct vattr vap;
500	int error;
501
502	if (!mac_bsdextended_enabled)
503		return (0);
504
505	error = VOP_GETATTR(vp, &vap, cred, curthread);
506	if (error)
507		return (error);
508	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VREAD));
509}
510
511static int
512mac_bsdextended_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
513    struct label *dlabel, struct vnode *vp, struct label *label,
514    struct componentname *cnp)
515{
516	struct vattr vap;
517	int error;
518
519	if (!mac_bsdextended_enabled)
520		return (0);
521
522	error = VOP_GETATTR(dvp, &vap, cred, curthread);
523	if (error)
524		return (error);
525	error = mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VWRITE);
526	if (error)
527		return (error);
528	error = VOP_GETATTR(vp, &vap, cred, curthread);
529	if (error)
530		return (error);
531	error = mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VWRITE);
532
533	return (error);
534}
535
536static int
537mac_bsdextended_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
538    struct label *dlabel, struct vnode *vp, struct label *label, int samedir,
539    struct componentname *cnp)
540{
541	struct vattr vap;
542	int error;
543
544	if (!mac_bsdextended_enabled)
545		return (0);
546
547	error = VOP_GETATTR(dvp, &vap, cred, curthread);
548	if (error)
549		return (error);
550	error = mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VWRITE);
551	if (error)
552		return (error);
553
554	if (vp != NULL) {
555		error = VOP_GETATTR(vp, &vap, cred, curthread);
556		if (error)
557			return (error);
558		error = mac_bsdextended_check(cred, vap.va_uid, vap.va_gid,
559		    VWRITE);
560	}
561
562	return (error);
563}
564
565static int
566mac_bsdextended_check_vnode_revoke(struct ucred *cred, struct vnode *vp,
567    struct label *label)
568{
569	struct vattr vap;
570	int error;
571
572	if (!mac_bsdextended_enabled)
573		return (0);
574
575	error = VOP_GETATTR(vp, &vap, cred, curthread);
576	if (error)
577		return (error);
578	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VADMIN));
579}
580
581static int
582mac_bsdextended_check_setacl_vnode(struct ucred *cred, struct vnode *vp,
583    struct label *label, acl_type_t type, struct acl *acl)
584{
585	struct vattr vap;
586	int error;
587
588	if (!mac_bsdextended_enabled)
589		return (0);
590
591	error = VOP_GETATTR(vp, &vap, cred, curthread);
592	if (error)
593		return (error);
594	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VADMIN));
595}
596
597static int
598mac_bsdextended_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
599    struct label *label, int attrnamespace, const char *name, struct uio *uio)
600{
601	struct vattr vap;
602	int error;
603
604	if (!mac_bsdextended_enabled)
605		return (0);
606
607	error = VOP_GETATTR(vp, &vap, cred, curthread);
608	if (error)
609		return (error);
610	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VWRITE));
611}
612
613static int
614mac_bsdextended_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
615    struct label *label, u_long flags)
616{
617	struct vattr vap;
618	int error;
619
620	if (!mac_bsdextended_enabled)
621		return (0);
622
623	error = VOP_GETATTR(vp, &vap, cred, curthread);
624	if (error)
625		return (error);
626	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VADMIN));
627}
628
629static int
630mac_bsdextended_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
631    struct label *label, mode_t mode)
632{
633	struct vattr vap;
634	int error;
635
636	if (!mac_bsdextended_enabled)
637		return (0);
638
639	error = VOP_GETATTR(vp, &vap, cred, curthread);
640	if (error)
641		return (error);
642	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VADMIN));
643}
644
645static int
646mac_bsdextended_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
647    struct label *label, uid_t uid, gid_t gid)
648{
649	struct vattr vap;
650	int error;
651
652	if (!mac_bsdextended_enabled)
653		return (0);
654
655	error = VOP_GETATTR(vp, &vap, cred, curthread);
656	if (error)
657		return (error);
658	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VADMIN));
659}
660
661static int
662mac_bsdextended_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
663    struct label *label, struct timespec atime, struct timespec utime)
664{
665	struct vattr vap;
666	int error;
667
668	if (!mac_bsdextended_enabled)
669		return (0);
670
671	error = VOP_GETATTR(vp, &vap, cred, curthread);
672	if (error)
673		return (error);
674	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VADMIN));
675}
676
677static int
678mac_bsdextended_check_vnode_stat(struct ucred *cred, struct vnode *vp,
679    struct label *label)
680{
681	struct vattr vap;
682	int error;
683
684	if (!mac_bsdextended_enabled)
685		return (0);
686
687	error = VOP_GETATTR(vp, &vap, cred, curthread);
688	if (error)
689		return (error);
690	return (mac_bsdextended_check(cred, vap.va_uid, vap.va_gid, VSTAT));
691}
692
693static struct mac_policy_op_entry mac_bsdextended_ops[] =
694{
695	{ MAC_DESTROY,
696	    (macop_t)mac_bsdextended_destroy },
697	{ MAC_INIT,
698	    (macop_t)mac_bsdextended_init },
699	{ MAC_CHECK_VNODE_ACCESS,
700	    (macop_t)mac_bsdextended_check_vnode_access },
701	{ MAC_CHECK_VNODE_CHDIR,
702	    (macop_t)mac_bsdextended_check_vnode_chdir },
703	{ MAC_CHECK_VNODE_CHROOT,
704	    (macop_t)mac_bsdextended_check_vnode_chroot },
705	{ MAC_CHECK_VNODE_CREATE,
706	    (macop_t)mac_bsdextended_check_create_vnode },
707	{ MAC_CHECK_VNODE_DELETE,
708	    (macop_t)mac_bsdextended_check_vnode_delete },
709	{ MAC_CHECK_VNODE_DELETEACL,
710	    (macop_t)mac_bsdextended_check_vnode_deleteacl },
711	{ MAC_CHECK_VNODE_EXEC,
712	    (macop_t)mac_bsdextended_check_vnode_exec },
713	{ MAC_CHECK_VNODE_GETACL,
714	    (macop_t)mac_bsdextended_check_vnode_getacl },
715	{ MAC_CHECK_VNODE_GETEXTATTR,
716	    (macop_t)mac_bsdextended_check_vnode_getextattr },
717	{ MAC_CHECK_VNODE_LOOKUP,
718	    (macop_t)mac_bsdextended_check_vnode_lookup },
719	{ MAC_CHECK_VNODE_OPEN,
720	    (macop_t)mac_bsdextended_check_vnode_open },
721	{ MAC_CHECK_VNODE_READDIR,
722	    (macop_t)mac_bsdextended_check_vnode_readdir },
723	{ MAC_CHECK_VNODE_READLINK,
724	    (macop_t)mac_bsdextended_check_vnode_readdlink },
725	{ MAC_CHECK_VNODE_RENAME_FROM,
726	    (macop_t)mac_bsdextended_check_vnode_rename_from },
727	{ MAC_CHECK_VNODE_RENAME_TO,
728	    (macop_t)mac_bsdextended_check_vnode_rename_to },
729	{ MAC_CHECK_VNODE_REVOKE,
730	    (macop_t)mac_bsdextended_check_vnode_revoke },
731	{ MAC_CHECK_VNODE_SETACL,
732	    (macop_t)mac_bsdextended_check_setacl_vnode },
733	{ MAC_CHECK_VNODE_SETEXTATTR,
734	    (macop_t)mac_bsdextended_check_vnode_setextattr },
735	{ MAC_CHECK_VNODE_SETFLAGS,
736	    (macop_t)mac_bsdextended_check_vnode_setflags },
737	{ MAC_CHECK_VNODE_SETMODE,
738	    (macop_t)mac_bsdextended_check_vnode_setmode },
739	{ MAC_CHECK_VNODE_SETOWNER,
740	    (macop_t)mac_bsdextended_check_vnode_setowner },
741	{ MAC_CHECK_VNODE_SETUTIMES,
742	    (macop_t)mac_bsdextended_check_vnode_setutimes },
743	{ MAC_CHECK_VNODE_STAT,
744	    (macop_t)mac_bsdextended_check_vnode_stat },
745	{ MAC_OP_LAST, NULL }
746};
747
748MAC_POLICY_SET(mac_bsdextended_ops, trustedbsd_mac_bsdextended,
749    "TrustedBSD MAC/BSD Extended", MPC_LOADTIME_FLAG_UNLOADOK, NULL);
750