xref: /freebsd/sys/security/mac_stub/mac_stub.c (revision 5ca8e32633c4ffbbcd6762e5888b6a4ba0708c6c)
1 /*-
2  * Copyright (c) 1999-2002, 2007-2011 Robert N. M. Watson
3  * Copyright (c) 2001-2005 McAfee, Inc.
4  * Copyright (c) 2005-2006 SPARTA, Inc.
5  * Copyright (c) 2008 Apple Inc.
6  * All rights reserved.
7  *
8  * This software was developed by Robert Watson for the TrustedBSD Project.
9  *
10  * This software was developed for the FreeBSD Project in part by McAfee
11  * Research, the Security Research Division of McAfee, Inc. under
12  * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
13  * CHATS research program.
14  *
15  * This software was enhanced by SPARTA ISSO under SPAWAR contract
16  * N66001-04-C-6019 ("SEFOS").
17  *
18  * This software was developed at the University of Cambridge Computer
19  * Laboratory with support from a grant from Google, Inc.
20  *
21  * Redistribution and use in source and binary forms, with or without
22  * modification, are permitted provided that the following conditions
23  * are met:
24  * 1. Redistributions of source code must retain the above copyright
25  *    notice, this list of conditions and the following disclaimer.
26  * 2. Redistributions in binary form must reproduce the above copyright
27  *    notice, this list of conditions and the following disclaimer in the
28  *    documentation and/or other materials provided with the distribution.
29  *
30  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
31  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
34  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
36  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
37  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
39  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40  * SUCH DAMAGE.
41  */
42 
43 /*
44  * Developed by the TrustedBSD Project.
45  *
46  * Stub module that implements a NOOP for most (if not all) MAC Framework
47  * policy entry points.
48  */
49 
50 #include <sys/types.h>
51 #include <sys/param.h>
52 #include <sys/acl.h>
53 #include <sys/conf.h>
54 #include <sys/extattr.h>
55 #include <sys/kdb.h>
56 #include <sys/kernel.h>
57 #include <sys/ksem.h>
58 #include <sys/mount.h>
59 #include <sys/proc.h>
60 #include <sys/systm.h>
61 #include <sys/sysproto.h>
62 #include <sys/sysent.h>
63 #include <sys/vnode.h>
64 #include <sys/file.h>
65 #include <sys/socket.h>
66 #include <sys/socketvar.h>
67 #include <sys/pipe.h>
68 #include <sys/sx.h>
69 #include <sys/sysctl.h>
70 #include <sys/msg.h>
71 #include <sys/sem.h>
72 #include <sys/shm.h>
73 
74 #include <ddb/ddb.h>
75 
76 #include <fs/devfs/devfs.h>
77 
78 #include <net/bpfdesc.h>
79 #include <net/if.h>
80 #include <net/if_types.h>
81 #include <net/if_var.h>
82 
83 #include <netinet/in.h>
84 #include <netinet/in_pcb.h>
85 #include <netinet/ip_var.h>
86 
87 #include <vm/vm.h>
88 
89 #include <security/mac/mac_policy.h>
90 
91 SYSCTL_DECL(_security_mac);
92 
93 static SYSCTL_NODE(_security_mac, OID_AUTO, stub,
94     CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
95     "TrustedBSD mac_stub policy controls");
96 
97 static int	stub_enabled = 1;
98 SYSCTL_INT(_security_mac_stub, OID_AUTO, enabled, CTLFLAG_RW,
99     &stub_enabled, 0, "Enforce mac_stub policy");
100 
101 /*
102  * Policy module operations.
103  */
104 static void
105 stub_destroy(struct mac_policy_conf *conf)
106 {
107 
108 }
109 
110 static void
111 stub_init(struct mac_policy_conf *conf)
112 {
113 
114 }
115 
116 static int
117 stub_syscall(struct thread *td, int call, void *arg)
118 {
119 
120 	return (0);
121 }
122 
123 /*
124  * Label operations.
125  */
126 static void
127 stub_init_label(struct label *label)
128 {
129 
130 }
131 
132 static int
133 stub_init_label_waitcheck(struct label *label, int flag)
134 {
135 
136 	return (0);
137 }
138 
139 static void
140 stub_destroy_label(struct label *label)
141 {
142 
143 }
144 
145 static void
146 stub_copy_label(struct label *src, struct label *dest)
147 {
148 
149 }
150 
151 static int
152 stub_externalize_label(struct label *label, char *element_name,
153     struct sbuf *sb, int *claimed)
154 {
155 
156 	return (0);
157 }
158 
159 static int
160 stub_internalize_label(struct label *label, char *element_name,
161     char *element_data, int *claimed)
162 {
163 
164 	return (0);
165 }
166 
167 /*
168  * Object-specific entry point imeplementations are sorted alphabetically by
169  * object type name and then by operation.
170  */
171 static int
172 stub_bpfdesc_check_receive(struct bpf_d *d, struct label *dlabel,
173     struct ifnet *ifp, struct label *ifplabel)
174 {
175 
176         return (0);
177 }
178 
179 static void
180 stub_bpfdesc_create(struct ucred *cred, struct bpf_d *d,
181     struct label *dlabel)
182 {
183 
184 }
185 
186 static void
187 stub_bpfdesc_create_mbuf(struct bpf_d *d, struct label *dlabel,
188     struct mbuf *m, struct label *mlabel)
189 {
190 
191 }
192 
193 static void
194 stub_cred_associate_nfsd(struct ucred *cred)
195 {
196 
197 }
198 
199 static int
200 stub_cred_check_relabel(struct ucred *cred, struct label *newlabel)
201 {
202 
203 	return (0);
204 }
205 
206 static int
207 stub_cred_check_setaudit(struct ucred *cred, struct auditinfo *ai)
208 {
209 
210 	return (0);
211 }
212 
213 static int
214 stub_cred_check_setaudit_addr(struct ucred *cred, struct auditinfo_addr *aia)
215 {
216 
217 	return (0);
218 }
219 
220 static int
221 stub_cred_check_setauid(struct ucred *cred, uid_t auid)
222 {
223 
224 	return (0);
225 }
226 
227 static int
228 stub_cred_check_setegid(struct ucred *cred, gid_t egid)
229 {
230 
231 	return (0);
232 }
233 
234 static int
235 stub_cred_check_seteuid(struct ucred *cred, uid_t euid)
236 {
237 
238 	return (0);
239 }
240 
241 static int
242 stub_cred_check_setgid(struct ucred *cred, gid_t gid)
243 {
244 
245 	return (0);
246 }
247 
248 static int
249 stub_cred_check_setgroups(struct ucred *cred, int ngroups,
250 	gid_t *gidset)
251 {
252 
253 	return (0);
254 }
255 
256 static int
257 stub_cred_check_setregid(struct ucred *cred, gid_t rgid, gid_t egid)
258 {
259 
260 	return (0);
261 }
262 
263 static int
264 stub_cred_check_setresgid(struct ucred *cred, gid_t rgid, gid_t egid,
265 	gid_t sgid)
266 {
267 
268 	return (0);
269 }
270 
271 static int
272 stub_cred_check_setresuid(struct ucred *cred, uid_t ruid, uid_t euid,
273 	uid_t suid)
274 {
275 
276 	return (0);
277 }
278 
279 static int
280 stub_cred_check_setreuid(struct ucred *cred, uid_t ruid, uid_t euid)
281 {
282 
283 	return (0);
284 }
285 
286 static int
287 stub_cred_check_setuid(struct ucred *cred, uid_t uid)
288 {
289 
290 	return (0);
291 }
292 
293 static int
294 stub_cred_check_visible(struct ucred *cr1, struct ucred *cr2)
295 {
296 
297 	return (0);
298 }
299 
300 static void
301 stub_cred_create_init(struct ucred *cred)
302 {
303 
304 }
305 
306 static void
307 stub_cred_create_swapper(struct ucred *cred)
308 {
309 
310 }
311 
312 static void
313 stub_cred_relabel(struct ucred *cred, struct label *newlabel)
314 {
315 
316 }
317 
318 static int
319 stub_ddb_command_exec(struct db_command *cmd, db_expr_t addr, bool have_addr,
320     db_expr_t count, char *modif)
321 {
322 
323 	return (0);
324 }
325 
326 static int
327 stub_ddb_command_register(struct db_command_table *table,
328     struct db_command *cmd)
329 {
330 
331 	return (0);
332 }
333 
334 static void
335 stub_devfs_create_device(struct ucred *cred, struct mount *mp,
336     struct cdev *dev, struct devfs_dirent *de, struct label *delabel)
337 {
338 
339 }
340 
341 static void
342 stub_devfs_create_directory(struct mount *mp, char *dirname,
343     int dirnamelen, struct devfs_dirent *de, struct label *delabel)
344 {
345 
346 }
347 
348 static void
349 stub_devfs_create_symlink(struct ucred *cred, struct mount *mp,
350     struct devfs_dirent *dd, struct label *ddlabel, struct devfs_dirent *de,
351     struct label *delabel)
352 {
353 
354 }
355 
356 static void
357 stub_devfs_update(struct mount *mp, struct devfs_dirent *de,
358     struct label *delabel, struct vnode *vp, struct label *vplabel)
359 {
360 
361 }
362 
363 static void
364 stub_devfs_vnode_associate(struct mount *mp, struct label *mplabel,
365     struct devfs_dirent *de, struct label *delabel, struct vnode *vp,
366     struct label *vplabel)
367 {
368 
369 }
370 
371 static int
372 stub_ifnet_check_relabel(struct ucred *cred, struct ifnet *ifp,
373     struct label *ifplabel, struct label *newlabel)
374 {
375 
376 	return (0);
377 }
378 
379 static int
380 stub_ifnet_check_transmit(struct ifnet *ifp, struct label *ifplabel,
381     struct mbuf *m, struct label *mlabel)
382 {
383 
384 	return (0);
385 }
386 
387 static void
388 stub_ifnet_create(struct ifnet *ifp, struct label *ifplabel)
389 {
390 
391 }
392 
393 static void
394 stub_ifnet_create_mbuf(struct ifnet *ifp, struct label *ifplabel,
395     struct mbuf *m, struct label *mlabel)
396 {
397 
398 }
399 
400 static void
401 stub_ifnet_relabel(struct ucred *cred, struct ifnet *ifp,
402     struct label *ifplabel, struct label *newlabel)
403 {
404 
405 }
406 
407 static int
408 stub_inpcb_check_deliver(struct inpcb *inp, struct label *inplabel,
409     struct mbuf *m, struct label *mlabel)
410 {
411 
412 	return (0);
413 }
414 
415 static void
416 stub_inpcb_create(struct socket *so, struct label *solabel,
417     struct inpcb *inp, struct label *inplabel)
418 {
419 
420 }
421 
422 static void
423 stub_inpcb_create_mbuf(struct inpcb *inp, struct label *inplabel,
424     struct mbuf *m, struct label *mlabel)
425 {
426 
427 }
428 
429 static void
430 stub_inpcb_sosetlabel(struct socket *so, struct label *solabel,
431     struct inpcb *inp, struct label *inplabel)
432 {
433 
434 	SOCK_LOCK_ASSERT(so);
435 
436 }
437 
438 static void
439 stub_ip6q_create(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
440     struct label *q6label)
441 {
442 
443 }
444 
445 static int
446 stub_ip6q_match(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
447     struct label *q6label)
448 {
449 
450 	return (1);
451 }
452 
453 static void
454 stub_ip6q_reassemble(struct ip6q *q6, struct label *q6label, struct mbuf *m,
455     struct label *mlabel)
456 {
457 
458 }
459 
460 static void
461 stub_ip6q_update(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
462     struct label *q6label)
463 {
464 
465 }
466 
467 static void
468 stub_ipq_create(struct mbuf *m, struct label *mlabel, struct ipq *q,
469     struct label *qlabel)
470 {
471 
472 }
473 
474 static int
475 stub_ipq_match(struct mbuf *m, struct label *mlabel, struct ipq *q,
476     struct label *qlabel)
477 {
478 
479 	return (1);
480 }
481 
482 static void
483 stub_ipq_reassemble(struct ipq *q, struct label *qlabel, struct mbuf *m,
484     struct label *mlabel)
485 {
486 
487 }
488 
489 static void
490 stub_ipq_update(struct mbuf *m, struct label *mlabel, struct ipq *q,
491     struct label *qlabel)
492 {
493 
494 }
495 
496 static int
497 stub_kdb_check_backend(struct kdb_dbbe *be)
498 {
499 
500 	return (0);
501 }
502 
503 static int
504 stub_kenv_check_dump(struct ucred *cred)
505 {
506 
507 	return (0);
508 }
509 
510 static int
511 stub_kenv_check_get(struct ucred *cred, char *name)
512 {
513 
514 	return (0);
515 }
516 
517 static int
518 stub_kenv_check_set(struct ucred *cred, char *name, char *value)
519 {
520 
521 	return (0);
522 }
523 
524 static int
525 stub_kenv_check_unset(struct ucred *cred, char *name)
526 {
527 
528 	return (0);
529 }
530 
531 static int
532 stub_kld_check_load(struct ucred *cred, struct vnode *vp,
533     struct label *vplabel)
534 {
535 
536 	return (0);
537 }
538 
539 static int
540 stub_kld_check_stat(struct ucred *cred)
541 {
542 
543 	return (0);
544 }
545 
546 static int
547 stub_mount_check_stat(struct ucred *cred, struct mount *mp,
548     struct label *mplabel)
549 {
550 
551 	return (0);
552 }
553 
554 static void
555 stub_mount_create(struct ucred *cred, struct mount *mp,
556     struct label *mplabel)
557 {
558 
559 }
560 
561 static void
562 stub_netinet_arp_send(struct ifnet *ifp, struct label *iflpabel,
563     struct mbuf *m, struct label *mlabel)
564 {
565 
566 }
567 
568 static void
569 stub_netinet_firewall_reply(struct mbuf *mrecv, struct label *mrecvlabel,
570     struct mbuf *msend, struct label *msendlabel)
571 {
572 
573 }
574 
575 static void
576 stub_netinet_firewall_send(struct mbuf *m, struct label *mlabel)
577 {
578 
579 }
580 
581 static void
582 stub_netinet_fragment(struct mbuf *m, struct label *mlabel, struct mbuf *frag,
583     struct label *fraglabel)
584 {
585 
586 }
587 
588 static void
589 stub_netinet_icmp_reply(struct mbuf *mrecv, struct label *mrecvlabel,
590     struct mbuf *msend, struct label *msendlabel)
591 {
592 
593 }
594 
595 static void
596 stub_netinet_icmp_replyinplace(struct mbuf *m, struct label *mlabel)
597 {
598 
599 }
600 
601 static void
602 stub_netinet_igmp_send(struct ifnet *ifp, struct label *iflpabel,
603     struct mbuf *m, struct label *mlabel)
604 {
605 
606 }
607 
608 static void
609 stub_netinet_tcp_reply(struct mbuf *m, struct label *mlabel)
610 {
611 
612 }
613 
614 static void
615 stub_netinet6_nd6_send(struct ifnet *ifp, struct label *iflpabel,
616     struct mbuf *m, struct label *mlabel)
617 {
618 
619 }
620 
621 static int
622 stub_pipe_check_ioctl(struct ucred *cred, struct pipepair *pp,
623     struct label *pplabel, unsigned long cmd, void /* caddr_t */ *data)
624 {
625 
626 	return (0);
627 }
628 
629 static int
630 stub_pipe_check_poll(struct ucred *cred, struct pipepair *pp,
631     struct label *pplabel)
632 {
633 
634 	return (0);
635 }
636 
637 static int
638 stub_pipe_check_read(struct ucred *cred, struct pipepair *pp,
639     struct label *pplabel)
640 {
641 
642 	return (0);
643 }
644 
645 static int
646 stub_pipe_check_relabel(struct ucred *cred, struct pipepair *pp,
647     struct label *pplabel, struct label *newlabel)
648 {
649 
650 	return (0);
651 }
652 
653 static int
654 stub_pipe_check_stat(struct ucred *cred, struct pipepair *pp,
655     struct label *pplabel)
656 {
657 
658 	return (0);
659 }
660 
661 static int
662 stub_pipe_check_write(struct ucred *cred, struct pipepair *pp,
663     struct label *pplabel)
664 {
665 
666 	return (0);
667 }
668 
669 static void
670 stub_pipe_create(struct ucred *cred, struct pipepair *pp,
671     struct label *pplabel)
672 {
673 
674 }
675 
676 static void
677 stub_pipe_relabel(struct ucred *cred, struct pipepair *pp,
678     struct label *pplabel, struct label *newlabel)
679 {
680 
681 }
682 
683 static int
684 stub_posixsem_check_getvalue(struct ucred *active_cred, struct ucred *file_cred,
685     struct ksem *ks, struct label *kslabel)
686 {
687 
688 	return (0);
689 }
690 
691 static int
692 stub_posixsem_check_open(struct ucred *cred, struct ksem *ks,
693     struct label *kslabel)
694 {
695 
696 	return (0);
697 }
698 
699 static int
700 stub_posixsem_check_post(struct ucred *active_cred, struct ucred *file_cred,
701     struct ksem *ks, struct label *kslabel)
702 {
703 
704 	return (0);
705 }
706 
707 static int
708 stub_posixsem_check_setmode(struct ucred *cred, struct ksem *ks,
709     struct label *kslabel, mode_t mode)
710 {
711 
712 	return (0);
713 }
714 
715 static int
716 stub_posixsem_check_setowner(struct ucred *cred, struct ksem *ks,
717     struct label *kslabel, uid_t uid, gid_t gid)
718 {
719 
720 	return (0);
721 }
722 
723 static int
724 stub_posixsem_check_stat(struct ucred *active_cred, struct ucred *file_cred,
725     struct ksem *ks, struct label *kslabel)
726 {
727 
728 	return (0);
729 }
730 
731 static int
732 stub_posixsem_check_unlink(struct ucred *cred, struct ksem *ks,
733     struct label *kslabel)
734 {
735 
736 	return (0);
737 }
738 
739 static int
740 stub_posixsem_check_wait(struct ucred *active_cred, struct ucred *file_cred,
741     struct ksem *ks, struct label *kslabel)
742 {
743 
744 	return (0);
745 }
746 
747 static void
748 stub_posixsem_create(struct ucred *cred, struct ksem *ks,
749     struct label *kslabel)
750 {
751 
752 }
753 
754 static int
755 stub_posixshm_check_create(struct ucred *cred, const char *path)
756 {
757 
758 	return (0);
759 }
760 
761 static int
762 stub_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,
763     struct label *shmlabel, int prot, int flags)
764 {
765 
766 	return (0);
767 }
768 
769 static int
770 stub_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,
771     struct label *shmlabel, accmode_t accmode)
772 {
773 
774 	return (0);
775 }
776 
777 static int
778 stub_posixshm_check_read(struct ucred *active_cred, struct ucred *file_cred,
779     struct shmfd *shm, struct label *shmlabel)
780 {
781 
782 	return (0);
783 }
784 
785 static int
786 stub_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,
787     struct label *shmlabel, mode_t mode)
788 {
789 
790 	return (0);
791 }
792 
793 static int
794 stub_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,
795     struct label *shmlabel, uid_t uid, gid_t gid)
796 {
797 
798 	return (0);
799 }
800 
801 static int
802 stub_posixshm_check_stat(struct ucred *active_cred, struct ucred *file_cred,
803     struct shmfd *shmfd, struct label *shmlabel)
804 {
805 
806 	return (0);
807 }
808 
809 static int
810 stub_posixshm_check_truncate(struct ucred *active_cred,
811     struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel)
812 {
813 
814 	return (0);
815 }
816 
817 static int
818 stub_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,
819     struct label *shmlabel)
820 {
821 
822 	return (0);
823 }
824 
825 static int
826 stub_posixshm_check_write(struct ucred *active_cred, struct ucred *file_cred,
827     struct shmfd *shm, struct label *shmlabel)
828 {
829 
830 	return (0);
831 }
832 
833 static void
834 stub_posixshm_create(struct ucred *cred, struct shmfd *shmfd,
835     struct label *shmlabel)
836 {
837 
838 }
839 
840 static int
841 stub_priv_check(struct ucred *cred, int priv)
842 {
843 
844 	return (0);
845 }
846 
847 static int
848 stub_priv_grant(struct ucred *cred, int priv)
849 {
850 
851 	return (EPERM);
852 }
853 
854 static int
855 stub_proc_check_debug(struct ucred *cred, struct proc *p)
856 {
857 
858 	return (0);
859 }
860 
861 static int
862 stub_proc_check_sched(struct ucred *cred, struct proc *p)
863 {
864 
865 	return (0);
866 }
867 
868 static int
869 stub_proc_check_signal(struct ucred *cred, struct proc *p, int signum)
870 {
871 
872 	return (0);
873 }
874 
875 static int
876 stub_proc_check_wait(struct ucred *cred, struct proc *p)
877 {
878 
879 	return (0);
880 }
881 
882 static int
883 stub_socket_check_accept(struct ucred *cred, struct socket *so,
884     struct label *solabel)
885 {
886 
887 #if 0
888 	SOCK_LOCK(so);
889 	SOCK_UNLOCK(so);
890 #endif
891 
892 	return (0);
893 }
894 
895 static int
896 stub_socket_check_bind(struct ucred *cred, struct socket *so,
897     struct label *solabel, struct sockaddr *sa)
898 {
899 
900 #if 0
901 	SOCK_LOCK(so);
902 	SOCK_UNLOCK(so);
903 #endif
904 
905 	return (0);
906 }
907 
908 static int
909 stub_socket_check_connect(struct ucred *cred, struct socket *so,
910     struct label *solabel, struct sockaddr *sa)
911 {
912 
913 #if 0
914 	SOCK_LOCK(so);
915 	SOCK_UNLOCK(so);
916 #endif
917 
918 	return (0);
919 }
920 
921 static int
922 stub_socket_check_create(struct ucred *cred, int domain, int type, int proto)
923 {
924 
925 	return (0);
926 }
927 
928 static int
929 stub_socket_check_deliver(struct socket *so, struct label *solabel,
930     struct mbuf *m, struct label *mlabel)
931 {
932 
933 #if 0
934 	SOCK_LOCK(so);
935 	SOCK_UNLOCK(so);
936 #endif
937 
938 	return (0);
939 }
940 
941 static int
942 stub_socket_check_listen(struct ucred *cred, struct socket *so,
943     struct label *solabel)
944 {
945 
946 #if 0
947 	SOCK_LOCK(so);
948 	SOCK_UNLOCK(so);
949 #endif
950 
951 	return (0);
952 }
953 
954 static int
955 stub_socket_check_poll(struct ucred *cred, struct socket *so,
956     struct label *solabel)
957 {
958 
959 #if 0
960 	SOCK_LOCK(so);
961 	SOCK_UNLOCK(so);
962 #endif
963 
964 	return (0);
965 }
966 
967 static int
968 stub_socket_check_receive(struct ucred *cred, struct socket *so,
969     struct label *solabel)
970 {
971 
972 #if 0
973 	SOCK_LOCK(so);
974 	SOCK_UNLOCK(so);
975 #endif
976 
977 	return (0);
978 }
979 
980 static int
981 stub_socket_check_relabel(struct ucred *cred, struct socket *so,
982     struct label *solabel, struct label *newlabel)
983 {
984 
985 	SOCK_LOCK_ASSERT(so);
986 
987 	return (0);
988 }
989 static int
990 stub_socket_check_send(struct ucred *cred, struct socket *so,
991     struct label *solabel)
992 {
993 
994 #if 0
995 	SOCK_LOCK(so);
996 	SOCK_UNLOCK(so);
997 #endif
998 
999 	return (0);
1000 }
1001 
1002 static int
1003 stub_socket_check_stat(struct ucred *cred, struct socket *so,
1004     struct label *solabel)
1005 {
1006 
1007 #if 0
1008 	SOCK_LOCK(so);
1009 	SOCK_UNLOCK(so);
1010 #endif
1011 
1012 	return (0);
1013 }
1014 
1015 static int
1016 stub_inpcb_check_visible(struct ucred *cred, struct inpcb *inp,
1017    struct label *inplabel)
1018 {
1019 
1020 	return (0);
1021 }
1022 
1023 static int
1024 stub_socket_check_visible(struct ucred *cred, struct socket *so,
1025    struct label *solabel)
1026 {
1027 
1028 #if 0
1029 	SOCK_LOCK(so);
1030 	SOCK_UNLOCK(so);
1031 #endif
1032 
1033 	return (0);
1034 }
1035 
1036 static void
1037 stub_socket_create(struct ucred *cred, struct socket *so,
1038     struct label *solabel)
1039 {
1040 
1041 }
1042 
1043 static void
1044 stub_socket_create_mbuf(struct socket *so, struct label *solabel,
1045     struct mbuf *m, struct label *mlabel)
1046 {
1047 
1048 #if 0
1049 	SOCK_LOCK(so);
1050 	SOCK_UNLOCK(so);
1051 #endif
1052 }
1053 
1054 static void
1055 stub_socket_newconn(struct socket *oldso, struct label *oldsolabel,
1056     struct socket *newso, struct label *newsolabel)
1057 {
1058 
1059 #if 0
1060 	SOCK_LOCK(oldso);
1061 	SOCK_UNLOCK(oldso);
1062 #endif
1063 #if 0
1064 	SOCK_LOCK(newso);
1065 	SOCK_UNLOCK(newso);
1066 #endif
1067 }
1068 
1069 static void
1070 stub_socket_relabel(struct ucred *cred, struct socket *so,
1071     struct label *solabel, struct label *newlabel)
1072 {
1073 
1074 	SOCK_LOCK_ASSERT(so);
1075 }
1076 
1077 static void
1078 stub_socketpeer_set_from_mbuf(struct mbuf *m, struct label *mlabel,
1079     struct socket *so, struct label *sopeerlabel)
1080 {
1081 
1082 #if 0
1083 	SOCK_LOCK(so);
1084 	SOCK_UNLOCK(so);
1085 #endif
1086 }
1087 
1088 static void
1089 stub_socketpeer_set_from_socket(struct socket *oldso,
1090     struct label *oldsolabel, struct socket *newso,
1091     struct label *newsopeerlabel)
1092 {
1093 
1094 #if 0
1095 	SOCK_LOCK(oldso);
1096 	SOCK_UNLOCK(oldso);
1097 #endif
1098 #if 0
1099 	SOCK_LOCK(newso);
1100 	SOCK_UNLOCK(newso);
1101 #endif
1102 }
1103 
1104 static void
1105 stub_syncache_create(struct label *label, struct inpcb *inp)
1106 {
1107 
1108 }
1109 
1110 static void
1111 stub_syncache_create_mbuf(struct label *sc_label, struct mbuf *m,
1112     struct label *mlabel)
1113 {
1114 
1115 }
1116 
1117 static int
1118 stub_system_check_acct(struct ucred *cred, struct vnode *vp,
1119     struct label *vplabel)
1120 {
1121 
1122 	return (0);
1123 }
1124 
1125 static int
1126 stub_system_check_audit(struct ucred *cred, void *record, int length)
1127 {
1128 
1129 	return (0);
1130 }
1131 
1132 static int
1133 stub_system_check_auditctl(struct ucred *cred, struct vnode *vp,
1134     struct label *vplabel)
1135 {
1136 
1137 	return (0);
1138 }
1139 
1140 static int
1141 stub_system_check_auditon(struct ucred *cred, int cmd)
1142 {
1143 
1144 	return (0);
1145 }
1146 
1147 static int
1148 stub_system_check_reboot(struct ucred *cred, int how)
1149 {
1150 
1151 	return (0);
1152 }
1153 
1154 static int
1155 stub_system_check_swapoff(struct ucred *cred, struct vnode *vp,
1156     struct label *vplabel)
1157 {
1158 
1159 	return (0);
1160 }
1161 
1162 static int
1163 stub_system_check_swapon(struct ucred *cred, struct vnode *vp,
1164     struct label *vplabel)
1165 {
1166 
1167 	return (0);
1168 }
1169 
1170 static int
1171 stub_system_check_sysctl(struct ucred *cred, struct sysctl_oid *oidp,
1172     void *arg1, int arg2, struct sysctl_req *req)
1173 {
1174 
1175 	return (0);
1176 }
1177 
1178 static void
1179 stub_sysvmsg_cleanup(struct label *msglabel)
1180 {
1181 
1182 }
1183 
1184 static void
1185 stub_sysvmsg_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1186     struct label *msqlabel, struct msg *msgptr, struct label *msglabel)
1187 {
1188 
1189 }
1190 
1191 static int
1192 stub_sysvmsq_check_msgmsq(struct ucred *cred, struct msg *msgptr,
1193     struct label *msglabel, struct msqid_kernel *msqkptr,
1194     struct label *msqklabel)
1195 {
1196 
1197 	return (0);
1198 }
1199 
1200 static int
1201 stub_sysvmsq_check_msgrcv(struct ucred *cred, struct msg *msgptr,
1202     struct label *msglabel)
1203 {
1204 
1205 	return (0);
1206 }
1207 
1208 static int
1209 stub_sysvmsq_check_msgrmid(struct ucred *cred, struct msg *msgptr,
1210     struct label *msglabel)
1211 {
1212 
1213 	return (0);
1214 }
1215 
1216 static int
1217 stub_sysvmsq_check_msqget(struct ucred *cred, struct msqid_kernel *msqkptr,
1218     struct label *msqklabel)
1219 {
1220 
1221 	return (0);
1222 }
1223 
1224 static int
1225 stub_sysvmsq_check_msqsnd(struct ucred *cred, struct msqid_kernel *msqkptr,
1226     struct label *msqklabel)
1227 {
1228 
1229 	return (0);
1230 }
1231 
1232 static int
1233 stub_sysvmsq_check_msqrcv(struct ucred *cred, struct msqid_kernel *msqkptr,
1234     struct label *msqklabel)
1235 {
1236 
1237 	return (0);
1238 }
1239 
1240 static int
1241 stub_sysvmsq_check_msqctl(struct ucred *cred, struct msqid_kernel *msqkptr,
1242     struct label *msqklabel, int cmd)
1243 {
1244 
1245 	return (0);
1246 }
1247 
1248 static void
1249 stub_sysvmsq_cleanup(struct label *msqlabel)
1250 {
1251 
1252 }
1253 
1254 static void
1255 stub_sysvmsq_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1256     struct label *msqlabel)
1257 {
1258 
1259 }
1260 
1261 static int
1262 stub_sysvsem_check_semctl(struct ucred *cred, struct semid_kernel *semakptr,
1263     struct label *semaklabel, int cmd)
1264 {
1265 
1266 	return (0);
1267 }
1268 
1269 static int
1270 stub_sysvsem_check_semget(struct ucred *cred, struct semid_kernel *semakptr,
1271     struct label *semaklabel)
1272 {
1273 
1274 	return (0);
1275 }
1276 
1277 static int
1278 stub_sysvsem_check_semop(struct ucred *cred, struct semid_kernel *semakptr,
1279     struct label *semaklabel, size_t accesstype)
1280 {
1281 
1282 	return (0);
1283 }
1284 
1285 static void
1286 stub_sysvsem_cleanup(struct label *semalabel)
1287 {
1288 
1289 }
1290 
1291 static void
1292 stub_sysvsem_create(struct ucred *cred, struct semid_kernel *semakptr,
1293     struct label *semalabel)
1294 {
1295 
1296 }
1297 
1298 static int
1299 stub_sysvshm_check_shmat(struct ucred *cred, struct shmid_kernel *shmsegptr,
1300     struct label *shmseglabel, int shmflg)
1301 {
1302 
1303 	return (0);
1304 }
1305 
1306 static int
1307 stub_sysvshm_check_shmctl(struct ucred *cred, struct shmid_kernel *shmsegptr,
1308     struct label *shmseglabel, int cmd)
1309 {
1310 
1311 	return (0);
1312 }
1313 
1314 static int
1315 stub_sysvshm_check_shmdt(struct ucred *cred, struct shmid_kernel *shmsegptr,
1316     struct label *shmseglabel)
1317 {
1318 
1319 	return (0);
1320 }
1321 
1322 static int
1323 stub_sysvshm_check_shmget(struct ucred *cred, struct shmid_kernel *shmsegptr,
1324     struct label *shmseglabel, int shmflg)
1325 {
1326 
1327 	return (0);
1328 }
1329 
1330 static void
1331 stub_sysvshm_cleanup(struct label *shmlabel)
1332 {
1333 
1334 }
1335 
1336 static void
1337 stub_sysvshm_create(struct ucred *cred, struct shmid_kernel *shmsegptr,
1338     struct label *shmalabel)
1339 {
1340 
1341 }
1342 
1343 static void
1344 stub_thread_userret(struct thread *td)
1345 {
1346 
1347 }
1348 
1349 static int
1350 stub_vnode_associate_extattr(struct mount *mp, struct label *mplabel,
1351     struct vnode *vp, struct label *vplabel)
1352 {
1353 
1354 	return (0);
1355 }
1356 
1357 static void
1358 stub_vnode_associate_singlelabel(struct mount *mp, struct label *mplabel,
1359     struct vnode *vp, struct label *vplabel)
1360 {
1361 
1362 }
1363 
1364 static int
1365 stub_vnode_check_access(struct ucred *cred, struct vnode *vp,
1366     struct label *vplabel, accmode_t accmode)
1367 {
1368 
1369 	return (0);
1370 }
1371 
1372 static int
1373 stub_vnode_check_chdir(struct ucred *cred, struct vnode *dvp,
1374     struct label *dvplabel)
1375 {
1376 
1377 	return (0);
1378 }
1379 
1380 static int
1381 stub_vnode_check_chroot(struct ucred *cred, struct vnode *dvp,
1382     struct label *dvplabel)
1383 {
1384 
1385 	return (0);
1386 }
1387 
1388 static int
1389 stub_vnode_check_create(struct ucred *cred, struct vnode *dvp,
1390     struct label *dvplabel, struct componentname *cnp, struct vattr *vap)
1391 {
1392 
1393 	return (0);
1394 }
1395 
1396 static int
1397 stub_vnode_check_deleteacl(struct ucred *cred, struct vnode *vp,
1398     struct label *vplabel, acl_type_t type)
1399 {
1400 
1401 	return (0);
1402 }
1403 
1404 static int
1405 stub_vnode_check_deleteextattr(struct ucred *cred, struct vnode *vp,
1406     struct label *vplabel, int attrnamespace, const char *name)
1407 {
1408 
1409 	return (0);
1410 }
1411 
1412 static int
1413 stub_vnode_check_exec(struct ucred *cred, struct vnode *vp,
1414     struct label *vplabel, struct image_params *imgp,
1415     struct label *execlabel)
1416 {
1417 
1418 	return (0);
1419 }
1420 
1421 static int
1422 stub_vnode_check_getacl(struct ucred *cred, struct vnode *vp,
1423     struct label *vplabel, acl_type_t type)
1424 {
1425 
1426 	return (0);
1427 }
1428 
1429 static int
1430 stub_vnode_check_getextattr(struct ucred *cred, struct vnode *vp,
1431     struct label *vplabel, int attrnamespace, const char *name)
1432 {
1433 
1434 	return (0);
1435 }
1436 
1437 static int
1438 stub_vnode_check_link(struct ucred *cred, struct vnode *dvp,
1439     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1440     struct componentname *cnp)
1441 {
1442 
1443 	return (0);
1444 }
1445 
1446 static int
1447 stub_vnode_check_listextattr(struct ucred *cred, struct vnode *vp,
1448     struct label *vplabel, int attrnamespace)
1449 {
1450 
1451 	return (0);
1452 }
1453 
1454 static int
1455 stub_vnode_check_lookup(struct ucred *cred, struct vnode *dvp,
1456     struct label *dvplabel, struct componentname *cnp)
1457 {
1458 
1459 	return (0);
1460 }
1461 
1462 static int
1463 stub_vnode_check_mmap(struct ucred *cred, struct vnode *vp,
1464     struct label *vplabel, int prot, int flags)
1465 {
1466 
1467 	return (0);
1468 }
1469 
1470 static void
1471 stub_vnode_check_mmap_downgrade(struct ucred *cred, struct vnode *vp,
1472     struct label *vplabel, int *prot)
1473 {
1474 
1475 }
1476 
1477 static int
1478 stub_vnode_check_mprotect(struct ucred *cred, struct vnode *vp,
1479     struct label *vplabel, int prot)
1480 {
1481 
1482 	return (0);
1483 }
1484 
1485 static int
1486 stub_vnode_check_open(struct ucred *cred, struct vnode *vp,
1487     struct label *vplabel, accmode_t accmode)
1488 {
1489 
1490 	return (0);
1491 }
1492 
1493 static int
1494 stub_vnode_check_poll(struct ucred *active_cred, struct ucred *file_cred,
1495     struct vnode *vp, struct label *vplabel)
1496 {
1497 
1498 	return (0);
1499 }
1500 
1501 static int
1502 stub_vnode_check_read(struct ucred *active_cred, struct ucred *file_cred,
1503     struct vnode *vp, struct label *vplabel)
1504 {
1505 
1506 	return (0);
1507 }
1508 
1509 static int
1510 stub_vnode_check_readdir(struct ucred *cred, struct vnode *vp,
1511     struct label *dvplabel)
1512 {
1513 
1514 	return (0);
1515 }
1516 
1517 static int
1518 stub_vnode_check_readlink(struct ucred *cred, struct vnode *vp,
1519     struct label *vplabel)
1520 {
1521 
1522 	return (0);
1523 }
1524 
1525 static int
1526 stub_vnode_check_relabel(struct ucred *cred, struct vnode *vp,
1527     struct label *vplabel, struct label *newlabel)
1528 {
1529 
1530 	return (0);
1531 }
1532 
1533 static int
1534 stub_vnode_check_rename_from(struct ucred *cred, struct vnode *dvp,
1535     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1536     struct componentname *cnp)
1537 {
1538 
1539 	return (0);
1540 }
1541 
1542 static int
1543 stub_vnode_check_rename_to(struct ucred *cred, struct vnode *dvp,
1544     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1545     int samedir, struct componentname *cnp)
1546 {
1547 
1548 	return (0);
1549 }
1550 
1551 static int
1552 stub_vnode_check_revoke(struct ucred *cred, struct vnode *vp,
1553     struct label *vplabel)
1554 {
1555 
1556 	return (0);
1557 }
1558 
1559 static int
1560 stub_vnode_check_setacl(struct ucred *cred, struct vnode *vp,
1561     struct label *vplabel, acl_type_t type, struct acl *acl)
1562 {
1563 
1564 	return (0);
1565 }
1566 
1567 static int
1568 stub_vnode_check_setextattr(struct ucred *cred, struct vnode *vp,
1569     struct label *vplabel, int attrnamespace, const char *name)
1570 {
1571 
1572 	return (0);
1573 }
1574 
1575 static int
1576 stub_vnode_check_setflags(struct ucred *cred, struct vnode *vp,
1577     struct label *vplabel, u_long flags)
1578 {
1579 
1580 	return (0);
1581 }
1582 
1583 static int
1584 stub_vnode_check_setmode(struct ucred *cred, struct vnode *vp,
1585     struct label *vplabel, mode_t mode)
1586 {
1587 
1588 	return (0);
1589 }
1590 
1591 static int
1592 stub_vnode_check_setowner(struct ucred *cred, struct vnode *vp,
1593     struct label *vplabel, uid_t uid, gid_t gid)
1594 {
1595 
1596 	return (0);
1597 }
1598 
1599 static int
1600 stub_vnode_check_setutimes(struct ucred *cred, struct vnode *vp,
1601     struct label *vplabel, struct timespec atime, struct timespec mtime)
1602 {
1603 
1604 	return (0);
1605 }
1606 
1607 static int
1608 stub_vnode_check_stat(struct ucred *active_cred, struct ucred *file_cred,
1609     struct vnode *vp, struct label *vplabel)
1610 {
1611 
1612 	return (0);
1613 }
1614 
1615 static int
1616 stub_vnode_check_unlink(struct ucred *cred, struct vnode *dvp,
1617     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1618     struct componentname *cnp)
1619 {
1620 
1621 	return (0);
1622 }
1623 
1624 static int
1625 stub_vnode_check_write(struct ucred *active_cred, struct ucred *file_cred,
1626     struct vnode *vp, struct label *vplabel)
1627 {
1628 
1629 	return (0);
1630 }
1631 
1632 static int
1633 stub_vnode_create_extattr(struct ucred *cred, struct mount *mp,
1634     struct label *mntlabel, struct vnode *dvp, struct label *dvplabel,
1635     struct vnode *vp, struct label *vplabel, struct componentname *cnp)
1636 {
1637 
1638 	return (0);
1639 }
1640 
1641 static void
1642 stub_vnode_execve_transition(struct ucred *old, struct ucred *new,
1643     struct vnode *vp, struct label *vplabel, struct label *interpvplabel,
1644     struct image_params *imgp, struct label *execlabel)
1645 {
1646 
1647 }
1648 
1649 static int
1650 stub_vnode_execve_will_transition(struct ucred *old, struct vnode *vp,
1651     struct label *vplabel, struct label *interpvplabel,
1652     struct image_params *imgp, struct label *execlabel)
1653 {
1654 
1655 	return (0);
1656 }
1657 
1658 static void
1659 stub_vnode_relabel(struct ucred *cred, struct vnode *vp,
1660     struct label *vplabel, struct label *label)
1661 {
1662 
1663 }
1664 
1665 static int
1666 stub_vnode_setlabel_extattr(struct ucred *cred, struct vnode *vp,
1667     struct label *vplabel, struct label *intlabel)
1668 {
1669 
1670 	return (0);
1671 }
1672 
1673 /*
1674  * Register functions with MAC Framework policy entry points.
1675  */
1676 static struct mac_policy_ops stub_ops =
1677 {
1678 	.mpo_destroy = stub_destroy,
1679 	.mpo_init = stub_init,
1680 	.mpo_syscall = stub_syscall,
1681 
1682 	.mpo_bpfdesc_check_receive = stub_bpfdesc_check_receive,
1683 	.mpo_bpfdesc_create = stub_bpfdesc_create,
1684 	.mpo_bpfdesc_create_mbuf = stub_bpfdesc_create_mbuf,
1685 	.mpo_bpfdesc_destroy_label = stub_destroy_label,
1686 	.mpo_bpfdesc_init_label = stub_init_label,
1687 
1688 	.mpo_cred_associate_nfsd = stub_cred_associate_nfsd,
1689 	.mpo_cred_check_relabel = stub_cred_check_relabel,
1690 	.mpo_cred_check_setaudit = stub_cred_check_setaudit,
1691 	.mpo_cred_check_setaudit_addr = stub_cred_check_setaudit_addr,
1692 	.mpo_cred_check_setauid = stub_cred_check_setauid,
1693 	.mpo_cred_check_setegid = stub_cred_check_setegid,
1694 	.mpo_cred_check_seteuid = stub_cred_check_seteuid,
1695 	.mpo_cred_check_setgid = stub_cred_check_setgid,
1696 	.mpo_cred_check_setgroups = stub_cred_check_setgroups,
1697 	.mpo_cred_check_setregid = stub_cred_check_setregid,
1698 	.mpo_cred_check_setresgid = stub_cred_check_setresgid,
1699 	.mpo_cred_check_setresuid = stub_cred_check_setresuid,
1700 	.mpo_cred_check_setreuid = stub_cred_check_setreuid,
1701 	.mpo_cred_check_setuid = stub_cred_check_setuid,
1702 	.mpo_cred_check_visible = stub_cred_check_visible,
1703 	.mpo_cred_copy_label = stub_copy_label,
1704 	.mpo_cred_create_init = stub_cred_create_init,
1705 	.mpo_cred_create_swapper = stub_cred_create_swapper,
1706 	.mpo_cred_destroy_label = stub_destroy_label,
1707 	.mpo_cred_externalize_label = stub_externalize_label,
1708 	.mpo_cred_init_label = stub_init_label,
1709 	.mpo_cred_internalize_label = stub_internalize_label,
1710 	.mpo_cred_relabel= stub_cred_relabel,
1711 
1712 	.mpo_ddb_command_exec = stub_ddb_command_exec,
1713 	.mpo_ddb_command_register = stub_ddb_command_register,
1714 
1715 	.mpo_devfs_create_device = stub_devfs_create_device,
1716 	.mpo_devfs_create_directory = stub_devfs_create_directory,
1717 	.mpo_devfs_create_symlink = stub_devfs_create_symlink,
1718 	.mpo_devfs_destroy_label = stub_destroy_label,
1719 	.mpo_devfs_init_label = stub_init_label,
1720 	.mpo_devfs_update = stub_devfs_update,
1721 	.mpo_devfs_vnode_associate = stub_devfs_vnode_associate,
1722 
1723 	.mpo_ifnet_check_relabel = stub_ifnet_check_relabel,
1724 	.mpo_ifnet_check_transmit = stub_ifnet_check_transmit,
1725 	.mpo_ifnet_copy_label = stub_copy_label,
1726 	.mpo_ifnet_create = stub_ifnet_create,
1727 	.mpo_ifnet_create_mbuf = stub_ifnet_create_mbuf,
1728 	.mpo_ifnet_destroy_label = stub_destroy_label,
1729 	.mpo_ifnet_externalize_label = stub_externalize_label,
1730 	.mpo_ifnet_init_label = stub_init_label,
1731 	.mpo_ifnet_internalize_label = stub_internalize_label,
1732 	.mpo_ifnet_relabel = stub_ifnet_relabel,
1733 
1734 	.mpo_inpcb_check_deliver = stub_inpcb_check_deliver,
1735 	.mpo_inpcb_check_visible = stub_inpcb_check_visible,
1736 	.mpo_inpcb_create = stub_inpcb_create,
1737 	.mpo_inpcb_create_mbuf = stub_inpcb_create_mbuf,
1738 	.mpo_inpcb_destroy_label = stub_destroy_label,
1739 	.mpo_inpcb_init_label = stub_init_label_waitcheck,
1740 	.mpo_inpcb_sosetlabel = stub_inpcb_sosetlabel,
1741 
1742 	.mpo_ip6q_create = stub_ip6q_create,
1743 	.mpo_ip6q_destroy_label = stub_destroy_label,
1744 	.mpo_ip6q_init_label = stub_init_label_waitcheck,
1745 	.mpo_ip6q_match = stub_ip6q_match,
1746 	.mpo_ip6q_update = stub_ip6q_update,
1747 	.mpo_ip6q_reassemble = stub_ip6q_reassemble,
1748 
1749 	.mpo_ipq_create = stub_ipq_create,
1750 	.mpo_ipq_destroy_label = stub_destroy_label,
1751 	.mpo_ipq_init_label = stub_init_label_waitcheck,
1752 	.mpo_ipq_match = stub_ipq_match,
1753 	.mpo_ipq_update = stub_ipq_update,
1754 	.mpo_ipq_reassemble = stub_ipq_reassemble,
1755 
1756 	.mpo_kdb_check_backend = stub_kdb_check_backend,
1757 
1758 	.mpo_kenv_check_dump = stub_kenv_check_dump,
1759 	.mpo_kenv_check_get = stub_kenv_check_get,
1760 	.mpo_kenv_check_set = stub_kenv_check_set,
1761 	.mpo_kenv_check_unset = stub_kenv_check_unset,
1762 
1763 	.mpo_kld_check_load = stub_kld_check_load,
1764 	.mpo_kld_check_stat = stub_kld_check_stat,
1765 
1766 	.mpo_mbuf_copy_label = stub_copy_label,
1767 	.mpo_mbuf_destroy_label = stub_destroy_label,
1768 	.mpo_mbuf_init_label = stub_init_label_waitcheck,
1769 
1770 	.mpo_mount_check_stat = stub_mount_check_stat,
1771 	.mpo_mount_create = stub_mount_create,
1772 	.mpo_mount_destroy_label = stub_destroy_label,
1773 	.mpo_mount_init_label = stub_init_label,
1774 
1775 	.mpo_netinet_arp_send = stub_netinet_arp_send,
1776 	.mpo_netinet_firewall_reply = stub_netinet_firewall_reply,
1777 	.mpo_netinet_firewall_send = stub_netinet_firewall_send,
1778 	.mpo_netinet_fragment = stub_netinet_fragment,
1779 	.mpo_netinet_icmp_reply = stub_netinet_icmp_reply,
1780 	.mpo_netinet_icmp_replyinplace = stub_netinet_icmp_replyinplace,
1781 	.mpo_netinet_tcp_reply = stub_netinet_tcp_reply,
1782 	.mpo_netinet_igmp_send = stub_netinet_igmp_send,
1783 
1784 	.mpo_netinet6_nd6_send = stub_netinet6_nd6_send,
1785 
1786 	.mpo_pipe_check_ioctl = stub_pipe_check_ioctl,
1787 	.mpo_pipe_check_poll = stub_pipe_check_poll,
1788 	.mpo_pipe_check_read = stub_pipe_check_read,
1789 	.mpo_pipe_check_relabel = stub_pipe_check_relabel,
1790 	.mpo_pipe_check_stat = stub_pipe_check_stat,
1791 	.mpo_pipe_check_write = stub_pipe_check_write,
1792 	.mpo_pipe_copy_label = stub_copy_label,
1793 	.mpo_pipe_create = stub_pipe_create,
1794 	.mpo_pipe_destroy_label = stub_destroy_label,
1795 	.mpo_pipe_externalize_label = stub_externalize_label,
1796 	.mpo_pipe_init_label = stub_init_label,
1797 	.mpo_pipe_internalize_label = stub_internalize_label,
1798 	.mpo_pipe_relabel = stub_pipe_relabel,
1799 
1800 	.mpo_posixsem_check_getvalue = stub_posixsem_check_getvalue,
1801 	.mpo_posixsem_check_open = stub_posixsem_check_open,
1802 	.mpo_posixsem_check_post = stub_posixsem_check_post,
1803 	.mpo_posixsem_check_setmode = stub_posixsem_check_setmode,
1804 	.mpo_posixsem_check_setowner = stub_posixsem_check_setowner,
1805 	.mpo_posixsem_check_stat = stub_posixsem_check_stat,
1806 	.mpo_posixsem_check_unlink = stub_posixsem_check_unlink,
1807 	.mpo_posixsem_check_wait = stub_posixsem_check_wait,
1808 	.mpo_posixsem_create = stub_posixsem_create,
1809 	.mpo_posixsem_destroy_label = stub_destroy_label,
1810 	.mpo_posixsem_init_label = stub_init_label,
1811 
1812 	.mpo_posixshm_check_create = stub_posixshm_check_create,
1813 	.mpo_posixshm_check_mmap = stub_posixshm_check_mmap,
1814 	.mpo_posixshm_check_open = stub_posixshm_check_open,
1815 	.mpo_posixshm_check_read = stub_posixshm_check_read,
1816 	.mpo_posixshm_check_setmode = stub_posixshm_check_setmode,
1817 	.mpo_posixshm_check_setowner = stub_posixshm_check_setowner,
1818 	.mpo_posixshm_check_stat = stub_posixshm_check_stat,
1819 	.mpo_posixshm_check_truncate = stub_posixshm_check_truncate,
1820 	.mpo_posixshm_check_unlink = stub_posixshm_check_unlink,
1821 	.mpo_posixshm_check_write = stub_posixshm_check_write,
1822 	.mpo_posixshm_create = stub_posixshm_create,
1823 	.mpo_posixshm_destroy_label = stub_destroy_label,
1824 	.mpo_posixshm_init_label = stub_init_label,
1825 
1826 	.mpo_priv_check = stub_priv_check,
1827 	.mpo_priv_grant = stub_priv_grant,
1828 
1829 	.mpo_proc_check_debug = stub_proc_check_debug,
1830 	.mpo_proc_check_sched = stub_proc_check_sched,
1831 	.mpo_proc_check_signal = stub_proc_check_signal,
1832 	.mpo_proc_check_wait = stub_proc_check_wait,
1833 
1834 	.mpo_socket_check_accept = stub_socket_check_accept,
1835 	.mpo_socket_check_bind = stub_socket_check_bind,
1836 	.mpo_socket_check_connect = stub_socket_check_connect,
1837 	.mpo_socket_check_create = stub_socket_check_create,
1838 	.mpo_socket_check_deliver = stub_socket_check_deliver,
1839 	.mpo_socket_check_listen = stub_socket_check_listen,
1840 	.mpo_socket_check_poll = stub_socket_check_poll,
1841 	.mpo_socket_check_receive = stub_socket_check_receive,
1842 	.mpo_socket_check_relabel = stub_socket_check_relabel,
1843 	.mpo_socket_check_send = stub_socket_check_send,
1844 	.mpo_socket_check_stat = stub_socket_check_stat,
1845 	.mpo_socket_check_visible = stub_socket_check_visible,
1846 	.mpo_socket_copy_label = stub_copy_label,
1847 	.mpo_socket_create = stub_socket_create,
1848 	.mpo_socket_create_mbuf = stub_socket_create_mbuf,
1849 	.mpo_socket_destroy_label = stub_destroy_label,
1850 	.mpo_socket_externalize_label = stub_externalize_label,
1851 	.mpo_socket_init_label = stub_init_label_waitcheck,
1852 	.mpo_socket_internalize_label = stub_internalize_label,
1853 	.mpo_socket_newconn = stub_socket_newconn,
1854 	.mpo_socket_relabel = stub_socket_relabel,
1855 
1856 	.mpo_socketpeer_destroy_label = stub_destroy_label,
1857 	.mpo_socketpeer_externalize_label = stub_externalize_label,
1858 	.mpo_socketpeer_init_label = stub_init_label_waitcheck,
1859 	.mpo_socketpeer_set_from_mbuf = stub_socketpeer_set_from_mbuf,
1860 	.mpo_socketpeer_set_from_socket = stub_socketpeer_set_from_socket,
1861 
1862 	.mpo_syncache_init_label = stub_init_label_waitcheck,
1863 	.mpo_syncache_destroy_label = stub_destroy_label,
1864 	.mpo_syncache_create = stub_syncache_create,
1865 	.mpo_syncache_create_mbuf= stub_syncache_create_mbuf,
1866 
1867 	.mpo_sysvmsg_cleanup = stub_sysvmsg_cleanup,
1868 	.mpo_sysvmsg_create = stub_sysvmsg_create,
1869 	.mpo_sysvmsg_destroy_label = stub_destroy_label,
1870 	.mpo_sysvmsg_init_label = stub_init_label,
1871 
1872 	.mpo_sysvmsq_check_msgmsq = stub_sysvmsq_check_msgmsq,
1873 	.mpo_sysvmsq_check_msgrcv = stub_sysvmsq_check_msgrcv,
1874 	.mpo_sysvmsq_check_msgrmid = stub_sysvmsq_check_msgrmid,
1875 	.mpo_sysvmsq_check_msqget = stub_sysvmsq_check_msqget,
1876 	.mpo_sysvmsq_check_msqsnd = stub_sysvmsq_check_msqsnd,
1877 	.mpo_sysvmsq_check_msqrcv = stub_sysvmsq_check_msqrcv,
1878 	.mpo_sysvmsq_check_msqctl = stub_sysvmsq_check_msqctl,
1879 	.mpo_sysvmsq_cleanup = stub_sysvmsq_cleanup,
1880 	.mpo_sysvmsq_create = stub_sysvmsq_create,
1881 	.mpo_sysvmsq_destroy_label = stub_destroy_label,
1882 	.mpo_sysvmsq_init_label = stub_init_label,
1883 
1884 	.mpo_sysvsem_check_semctl = stub_sysvsem_check_semctl,
1885 	.mpo_sysvsem_check_semget = stub_sysvsem_check_semget,
1886 	.mpo_sysvsem_check_semop = stub_sysvsem_check_semop,
1887 	.mpo_sysvsem_cleanup = stub_sysvsem_cleanup,
1888 	.mpo_sysvsem_create = stub_sysvsem_create,
1889 	.mpo_sysvsem_destroy_label = stub_destroy_label,
1890 	.mpo_sysvsem_init_label = stub_init_label,
1891 
1892 	.mpo_sysvshm_check_shmat = stub_sysvshm_check_shmat,
1893 	.mpo_sysvshm_check_shmctl = stub_sysvshm_check_shmctl,
1894 	.mpo_sysvshm_check_shmdt = stub_sysvshm_check_shmdt,
1895 	.mpo_sysvshm_check_shmget = stub_sysvshm_check_shmget,
1896 	.mpo_sysvshm_cleanup = stub_sysvshm_cleanup,
1897 	.mpo_sysvshm_create = stub_sysvshm_create,
1898 	.mpo_sysvshm_destroy_label = stub_destroy_label,
1899 	.mpo_sysvshm_init_label = stub_init_label,
1900 
1901 	.mpo_system_check_acct = stub_system_check_acct,
1902 	.mpo_system_check_audit = stub_system_check_audit,
1903 	.mpo_system_check_auditctl = stub_system_check_auditctl,
1904 	.mpo_system_check_auditon = stub_system_check_auditon,
1905 	.mpo_system_check_reboot = stub_system_check_reboot,
1906 	.mpo_system_check_swapoff = stub_system_check_swapoff,
1907 	.mpo_system_check_swapon = stub_system_check_swapon,
1908 	.mpo_system_check_sysctl = stub_system_check_sysctl,
1909 
1910 	.mpo_thread_userret = stub_thread_userret,
1911 
1912 	.mpo_vnode_associate_extattr = stub_vnode_associate_extattr,
1913 	.mpo_vnode_associate_singlelabel = stub_vnode_associate_singlelabel,
1914 	.mpo_vnode_check_access = stub_vnode_check_access,
1915 	.mpo_vnode_check_chdir = stub_vnode_check_chdir,
1916 	.mpo_vnode_check_chroot = stub_vnode_check_chroot,
1917 	.mpo_vnode_check_create = stub_vnode_check_create,
1918 	.mpo_vnode_check_deleteacl = stub_vnode_check_deleteacl,
1919 	.mpo_vnode_check_deleteextattr = stub_vnode_check_deleteextattr,
1920 	.mpo_vnode_check_exec = stub_vnode_check_exec,
1921 	.mpo_vnode_check_getacl = stub_vnode_check_getacl,
1922 	.mpo_vnode_check_getextattr = stub_vnode_check_getextattr,
1923 	.mpo_vnode_check_link = stub_vnode_check_link,
1924 	.mpo_vnode_check_listextattr = stub_vnode_check_listextattr,
1925 	.mpo_vnode_check_lookup = stub_vnode_check_lookup,
1926 	.mpo_vnode_check_mmap = stub_vnode_check_mmap,
1927 	.mpo_vnode_check_mmap_downgrade = stub_vnode_check_mmap_downgrade,
1928 	.mpo_vnode_check_mprotect = stub_vnode_check_mprotect,
1929 	.mpo_vnode_check_open = stub_vnode_check_open,
1930 	.mpo_vnode_check_poll = stub_vnode_check_poll,
1931 	.mpo_vnode_check_read = stub_vnode_check_read,
1932 	.mpo_vnode_check_readdir = stub_vnode_check_readdir,
1933 	.mpo_vnode_check_readlink = stub_vnode_check_readlink,
1934 	.mpo_vnode_check_relabel = stub_vnode_check_relabel,
1935 	.mpo_vnode_check_rename_from = stub_vnode_check_rename_from,
1936 	.mpo_vnode_check_rename_to = stub_vnode_check_rename_to,
1937 	.mpo_vnode_check_revoke = stub_vnode_check_revoke,
1938 	.mpo_vnode_check_setacl = stub_vnode_check_setacl,
1939 	.mpo_vnode_check_setextattr = stub_vnode_check_setextattr,
1940 	.mpo_vnode_check_setflags = stub_vnode_check_setflags,
1941 	.mpo_vnode_check_setmode = stub_vnode_check_setmode,
1942 	.mpo_vnode_check_setowner = stub_vnode_check_setowner,
1943 	.mpo_vnode_check_setutimes = stub_vnode_check_setutimes,
1944 	.mpo_vnode_check_stat = stub_vnode_check_stat,
1945 	.mpo_vnode_check_unlink = stub_vnode_check_unlink,
1946 	.mpo_vnode_check_write = stub_vnode_check_write,
1947 	.mpo_vnode_copy_label = stub_copy_label,
1948 	.mpo_vnode_create_extattr = stub_vnode_create_extattr,
1949 	.mpo_vnode_destroy_label = stub_destroy_label,
1950 	.mpo_vnode_execve_transition = stub_vnode_execve_transition,
1951 	.mpo_vnode_execve_will_transition = stub_vnode_execve_will_transition,
1952 	.mpo_vnode_externalize_label = stub_externalize_label,
1953 	.mpo_vnode_init_label = stub_init_label,
1954 	.mpo_vnode_internalize_label = stub_internalize_label,
1955 	.mpo_vnode_relabel = stub_vnode_relabel,
1956 	.mpo_vnode_setlabel_extattr = stub_vnode_setlabel_extattr,
1957 };
1958 
1959 MAC_POLICY_SET(&stub_ops, mac_stub, "TrustedBSD MAC/Stub",
1960     MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1961