xref: /freebsd/sys/security/mac_stub/mac_stub.c (revision bb15ca603fa442c72dde3f3cb8b46db6970e3950)
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  * $FreeBSD$
43  */
44 
45 /*
46  * Developed by the TrustedBSD Project.
47  *
48  * Stub module that implements a NOOP for most (if not all) MAC Framework
49  * policy entry points.
50  */
51 
52 #include <sys/types.h>
53 #include <sys/param.h>
54 #include <sys/acl.h>
55 #include <sys/conf.h>
56 #include <sys/extattr.h>
57 #include <sys/kernel.h>
58 #include <sys/ksem.h>
59 #include <sys/mount.h>
60 #include <sys/proc.h>
61 #include <sys/systm.h>
62 #include <sys/sysproto.h>
63 #include <sys/sysent.h>
64 #include <sys/vnode.h>
65 #include <sys/file.h>
66 #include <sys/socket.h>
67 #include <sys/socketvar.h>
68 #include <sys/pipe.h>
69 #include <sys/sx.h>
70 #include <sys/sysctl.h>
71 #include <sys/msg.h>
72 #include <sys/sem.h>
73 #include <sys/shm.h>
74 
75 #include <fs/devfs/devfs.h>
76 
77 #include <net/bpfdesc.h>
78 #include <net/if.h>
79 #include <net/if_types.h>
80 #include <net/if_var.h>
81 
82 #include <netinet/in.h>
83 #include <netinet/in_pcb.h>
84 #include <netinet/ip_var.h>
85 
86 #include <vm/vm.h>
87 
88 #include <security/mac/mac_policy.h>
89 
90 SYSCTL_DECL(_security_mac);
91 
92 static SYSCTL_NODE(_security_mac, OID_AUTO, stub, CTLFLAG_RW, 0,
93     "TrustedBSD mac_stub policy controls");
94 
95 static int	stub_enabled = 1;
96 SYSCTL_INT(_security_mac_stub, OID_AUTO, enabled, CTLFLAG_RW,
97     &stub_enabled, 0, "Enforce mac_stub policy");
98 
99 /*
100  * Policy module operations.
101  */
102 static void
103 stub_destroy(struct mac_policy_conf *conf)
104 {
105 
106 }
107 
108 static void
109 stub_init(struct mac_policy_conf *conf)
110 {
111 
112 }
113 
114 static int
115 stub_syscall(struct thread *td, int call, void *arg)
116 {
117 
118 	return (0);
119 }
120 
121 /*
122  * Label operations.
123  */
124 static void
125 stub_init_label(struct label *label)
126 {
127 
128 }
129 
130 static int
131 stub_init_label_waitcheck(struct label *label, int flag)
132 {
133 
134 	return (0);
135 }
136 
137 static void
138 stub_destroy_label(struct label *label)
139 {
140 
141 }
142 
143 static void
144 stub_copy_label(struct label *src, struct label *dest)
145 {
146 
147 }
148 
149 static int
150 stub_externalize_label(struct label *label, char *element_name,
151     struct sbuf *sb, int *claimed)
152 {
153 
154 	return (0);
155 }
156 
157 static int
158 stub_internalize_label(struct label *label, char *element_name,
159     char *element_data, int *claimed)
160 {
161 
162 	return (0);
163 }
164 
165 /*
166  * Object-specific entry point imeplementations are sorted alphabetically by
167  * object type name and then by operation.
168  */
169 static int
170 stub_bpfdesc_check_receive(struct bpf_d *d, struct label *dlabel,
171     struct ifnet *ifp, struct label *ifplabel)
172 {
173 
174         return (0);
175 }
176 
177 static void
178 stub_bpfdesc_create(struct ucred *cred, struct bpf_d *d,
179     struct label *dlabel)
180 {
181 
182 }
183 
184 static void
185 stub_bpfdesc_create_mbuf(struct bpf_d *d, struct label *dlabel,
186     struct mbuf *m, struct label *mlabel)
187 {
188 
189 }
190 
191 static void
192 stub_cred_associate_nfsd(struct ucred *cred)
193 {
194 
195 }
196 
197 static int
198 stub_cred_check_relabel(struct ucred *cred, struct label *newlabel)
199 {
200 
201 	return (0);
202 }
203 
204 static int
205 stub_cred_check_setaudit(struct ucred *cred, struct auditinfo *ai)
206 {
207 
208 	return (0);
209 }
210 
211 static int
212 stub_cred_check_setaudit_addr(struct ucred *cred, struct auditinfo_addr *aia)
213 {
214 
215 	return (0);
216 }
217 
218 static int
219 stub_cred_check_setauid(struct ucred *cred, uid_t auid)
220 {
221 
222 	return (0);
223 }
224 
225 static int
226 stub_cred_check_setegid(struct ucred *cred, gid_t egid)
227 {
228 
229 	return (0);
230 }
231 
232 static int
233 stub_cred_check_seteuid(struct ucred *cred, uid_t euid)
234 {
235 
236 	return (0);
237 }
238 
239 static int
240 stub_cred_check_setgid(struct ucred *cred, gid_t gid)
241 {
242 
243 	return (0);
244 }
245 
246 static int
247 stub_cred_check_setgroups(struct ucred *cred, int ngroups,
248 	gid_t *gidset)
249 {
250 
251 	return (0);
252 }
253 
254 static int
255 stub_cred_check_setregid(struct ucred *cred, gid_t rgid, gid_t egid)
256 {
257 
258 	return (0);
259 }
260 
261 static int
262 stub_cred_check_setresgid(struct ucred *cred, gid_t rgid, gid_t egid,
263 	gid_t sgid)
264 {
265 
266 	return (0);
267 }
268 
269 static int
270 stub_cred_check_setresuid(struct ucred *cred, uid_t ruid, uid_t euid,
271 	uid_t suid)
272 {
273 
274 	return (0);
275 }
276 
277 static int
278 stub_cred_check_setreuid(struct ucred *cred, uid_t ruid, uid_t euid)
279 {
280 
281 	return (0);
282 }
283 
284 static int
285 stub_cred_check_setuid(struct ucred *cred, uid_t uid)
286 {
287 
288 	return (0);
289 }
290 
291 static int
292 stub_cred_check_visible(struct ucred *cr1, struct ucred *cr2)
293 {
294 
295 	return (0);
296 }
297 
298 static void
299 stub_cred_create_init(struct ucred *cred)
300 {
301 
302 }
303 
304 static void
305 stub_cred_create_swapper(struct ucred *cred)
306 {
307 
308 }
309 
310 static void
311 stub_cred_relabel(struct ucred *cred, struct label *newlabel)
312 {
313 
314 }
315 
316 static void
317 stub_devfs_create_device(struct ucred *cred, struct mount *mp,
318     struct cdev *dev, struct devfs_dirent *de, struct label *delabel)
319 {
320 
321 }
322 
323 static void
324 stub_devfs_create_directory(struct mount *mp, char *dirname,
325     int dirnamelen, struct devfs_dirent *de, struct label *delabel)
326 {
327 
328 }
329 
330 static void
331 stub_devfs_create_symlink(struct ucred *cred, struct mount *mp,
332     struct devfs_dirent *dd, struct label *ddlabel, struct devfs_dirent *de,
333     struct label *delabel)
334 {
335 
336 }
337 
338 static void
339 stub_devfs_update(struct mount *mp, struct devfs_dirent *de,
340     struct label *delabel, struct vnode *vp, struct label *vplabel)
341 {
342 
343 }
344 
345 static void
346 stub_devfs_vnode_associate(struct mount *mp, struct label *mplabel,
347     struct devfs_dirent *de, struct label *delabel, struct vnode *vp,
348     struct label *vplabel)
349 {
350 
351 }
352 
353 static int
354 stub_ifnet_check_relabel(struct ucred *cred, struct ifnet *ifp,
355     struct label *ifplabel, struct label *newlabel)
356 {
357 
358 	return (0);
359 }
360 
361 static int
362 stub_ifnet_check_transmit(struct ifnet *ifp, struct label *ifplabel,
363     struct mbuf *m, struct label *mlabel)
364 {
365 
366 	return (0);
367 }
368 
369 static void
370 stub_ifnet_create(struct ifnet *ifp, struct label *ifplabel)
371 {
372 
373 }
374 
375 static void
376 stub_ifnet_create_mbuf(struct ifnet *ifp, struct label *ifplabel,
377     struct mbuf *m, struct label *mlabel)
378 {
379 
380 }
381 
382 static void
383 stub_ifnet_relabel(struct ucred *cred, struct ifnet *ifp,
384     struct label *ifplabel, struct label *newlabel)
385 {
386 
387 }
388 
389 static int
390 stub_inpcb_check_deliver(struct inpcb *inp, struct label *inplabel,
391     struct mbuf *m, struct label *mlabel)
392 {
393 
394 	return (0);
395 }
396 
397 static void
398 stub_inpcb_create(struct socket *so, struct label *solabel,
399     struct inpcb *inp, struct label *inplabel)
400 {
401 
402 }
403 
404 static void
405 stub_inpcb_create_mbuf(struct inpcb *inp, struct label *inplabel,
406     struct mbuf *m, struct label *mlabel)
407 {
408 
409 }
410 
411 static void
412 stub_inpcb_sosetlabel(struct socket *so, struct label *solabel,
413     struct inpcb *inp, struct label *inplabel)
414 {
415 
416 	SOCK_LOCK_ASSERT(so);
417 
418 }
419 
420 static void
421 stub_ip6q_create(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
422     struct label *q6label)
423 {
424 
425 }
426 
427 static int
428 stub_ip6q_match(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
429     struct label *q6label)
430 {
431 
432 	return (1);
433 }
434 
435 static void
436 stub_ip6q_reassemble(struct ip6q *q6, struct label *q6label, struct mbuf *m,
437     struct label *mlabel)
438 {
439 
440 }
441 
442 static void
443 stub_ip6q_update(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
444     struct label *q6label)
445 {
446 
447 }
448 
449 static void
450 stub_ipq_create(struct mbuf *m, struct label *mlabel, struct ipq *q,
451     struct label *qlabel)
452 {
453 
454 }
455 
456 static int
457 stub_ipq_match(struct mbuf *m, struct label *mlabel, struct ipq *q,
458     struct label *qlabel)
459 {
460 
461 	return (1);
462 }
463 
464 static void
465 stub_ipq_reassemble(struct ipq *q, struct label *qlabel, struct mbuf *m,
466     struct label *mlabel)
467 {
468 
469 }
470 
471 static void
472 stub_ipq_update(struct mbuf *m, struct label *mlabel, struct ipq *q,
473     struct label *qlabel)
474 {
475 
476 }
477 
478 static int
479 stub_kenv_check_dump(struct ucred *cred)
480 {
481 
482 	return (0);
483 }
484 
485 static int
486 stub_kenv_check_get(struct ucred *cred, char *name)
487 {
488 
489 	return (0);
490 }
491 
492 static int
493 stub_kenv_check_set(struct ucred *cred, char *name, char *value)
494 {
495 
496 	return (0);
497 }
498 
499 static int
500 stub_kenv_check_unset(struct ucred *cred, char *name)
501 {
502 
503 	return (0);
504 }
505 
506 static int
507 stub_kld_check_load(struct ucred *cred, struct vnode *vp,
508     struct label *vplabel)
509 {
510 
511 	return (0);
512 }
513 
514 static int
515 stub_kld_check_stat(struct ucred *cred)
516 {
517 
518 	return (0);
519 }
520 
521 static int
522 stub_mount_check_stat(struct ucred *cred, struct mount *mp,
523     struct label *mplabel)
524 {
525 
526 	return (0);
527 }
528 
529 static void
530 stub_mount_create(struct ucred *cred, struct mount *mp,
531     struct label *mplabel)
532 {
533 
534 }
535 
536 static void
537 stub_netatalk_aarp_send(struct ifnet *ifp, struct label *iflpabel,
538     struct mbuf *m, struct label *mlabel)
539 {
540 
541 }
542 
543 static void
544 stub_netinet_arp_send(struct ifnet *ifp, struct label *iflpabel,
545     struct mbuf *m, struct label *mlabel)
546 {
547 
548 }
549 
550 static void
551 stub_netinet_firewall_reply(struct mbuf *mrecv, struct label *mrecvlabel,
552     struct mbuf *msend, struct label *msendlabel)
553 {
554 
555 }
556 
557 static void
558 stub_netinet_firewall_send(struct mbuf *m, struct label *mlabel)
559 {
560 
561 }
562 
563 static void
564 stub_netinet_fragment(struct mbuf *m, struct label *mlabel, struct mbuf *frag,
565     struct label *fraglabel)
566 {
567 
568 }
569 
570 static void
571 stub_netinet_icmp_reply(struct mbuf *mrecv, struct label *mrecvlabel,
572     struct mbuf *msend, struct label *msendlabel)
573 {
574 
575 }
576 
577 static void
578 stub_netinet_icmp_replyinplace(struct mbuf *m, struct label *mlabel)
579 {
580 
581 }
582 
583 static void
584 stub_netinet_igmp_send(struct ifnet *ifp, struct label *iflpabel,
585     struct mbuf *m, struct label *mlabel)
586 {
587 
588 }
589 
590 static void
591 stub_netinet_tcp_reply(struct mbuf *m, struct label *mlabel)
592 {
593 
594 }
595 
596 static void
597 stub_netinet6_nd6_send(struct ifnet *ifp, struct label *iflpabel,
598     struct mbuf *m, struct label *mlabel)
599 {
600 
601 }
602 
603 static int
604 stub_pipe_check_ioctl(struct ucred *cred, struct pipepair *pp,
605     struct label *pplabel, unsigned long cmd, void /* caddr_t */ *data)
606 {
607 
608 	return (0);
609 }
610 
611 static int
612 stub_pipe_check_poll(struct ucred *cred, struct pipepair *pp,
613     struct label *pplabel)
614 {
615 
616 	return (0);
617 }
618 
619 static int
620 stub_pipe_check_read(struct ucred *cred, struct pipepair *pp,
621     struct label *pplabel)
622 {
623 
624 	return (0);
625 }
626 
627 static int
628 stub_pipe_check_relabel(struct ucred *cred, struct pipepair *pp,
629     struct label *pplabel, struct label *newlabel)
630 {
631 
632 	return (0);
633 }
634 
635 static int
636 stub_pipe_check_stat(struct ucred *cred, struct pipepair *pp,
637     struct label *pplabel)
638 {
639 
640 	return (0);
641 }
642 
643 static int
644 stub_pipe_check_write(struct ucred *cred, struct pipepair *pp,
645     struct label *pplabel)
646 {
647 
648 	return (0);
649 }
650 
651 static void
652 stub_pipe_create(struct ucred *cred, struct pipepair *pp,
653     struct label *pplabel)
654 {
655 
656 }
657 
658 static void
659 stub_pipe_relabel(struct ucred *cred, struct pipepair *pp,
660     struct label *pplabel, struct label *newlabel)
661 {
662 
663 }
664 
665 static int
666 stub_posixsem_check_getvalue(struct ucred *active_cred, struct ucred *file_cred,
667     struct ksem *ks, struct label *kslabel)
668 {
669 
670 	return (0);
671 }
672 
673 static int
674 stub_posixsem_check_open(struct ucred *cred, struct ksem *ks,
675     struct label *kslabel)
676 {
677 
678 	return (0);
679 }
680 
681 static int
682 stub_posixsem_check_post(struct ucred *active_cred, struct ucred *file_cred,
683     struct ksem *ks, struct label *kslabel)
684 {
685 
686 	return (0);
687 }
688 
689 static int
690 stub_posixsem_check_setmode(struct ucred *cred, struct ksem *ks,
691     struct label *kslabel, mode_t mode)
692 {
693 
694 	return (0);
695 }
696 
697 static int
698 stub_posixsem_check_setowner(struct ucred *cred, struct ksem *ks,
699     struct label *kslabel, uid_t uid, gid_t gid)
700 {
701 
702 	return (0);
703 }
704 
705 static int
706 stub_posixsem_check_stat(struct ucred *active_cred, struct ucred *file_cred,
707     struct ksem *ks, struct label *kslabel)
708 {
709 
710 	return (0);
711 }
712 
713 static int
714 stub_posixsem_check_unlink(struct ucred *cred, struct ksem *ks,
715     struct label *kslabel)
716 {
717 
718 	return (0);
719 }
720 
721 static int
722 stub_posixsem_check_wait(struct ucred *active_cred, struct ucred *file_cred,
723     struct ksem *ks, struct label *kslabel)
724 {
725 
726 	return (0);
727 }
728 
729 static void
730 stub_posixsem_create(struct ucred *cred, struct ksem *ks,
731     struct label *kslabel)
732 {
733 
734 }
735 
736 static int
737 stub_posixshm_check_create(struct ucred *cred, const char *path)
738 {
739 
740 	return (0);
741 }
742 
743 static int
744 stub_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,
745     struct label *shmlabel, int prot, int flags)
746 {
747 
748 	return (0);
749 }
750 
751 static int
752 stub_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,
753     struct label *shmlabel, accmode_t accmode)
754 {
755 
756 	return (0);
757 }
758 
759 static int
760 stub_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,
761     struct label *shmlabel, mode_t mode)
762 {
763 
764 	return (0);
765 }
766 
767 static int
768 stub_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,
769     struct label *shmlabel, uid_t uid, gid_t gid)
770 {
771 
772 	return (0);
773 }
774 
775 static int
776 stub_posixshm_check_stat(struct ucred *active_cred, struct ucred *file_cred,
777     struct shmfd *shmfd, struct label *shmlabel)
778 {
779 
780 	return (0);
781 }
782 
783 static int
784 stub_posixshm_check_truncate(struct ucred *active_cred,
785     struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel)
786 {
787 
788 	return (0);
789 }
790 
791 static int
792 stub_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,
793     struct label *shmlabel)
794 {
795 
796 	return (0);
797 }
798 
799 static void
800 stub_posixshm_create(struct ucred *cred, struct shmfd *shmfd,
801     struct label *shmlabel)
802 {
803 
804 }
805 
806 static int
807 stub_priv_check(struct ucred *cred, int priv)
808 {
809 
810 	return (0);
811 }
812 
813 static int
814 stub_priv_grant(struct ucred *cred, int priv)
815 {
816 
817 	return (EPERM);
818 }
819 
820 static int
821 stub_proc_check_debug(struct ucred *cred, struct proc *p)
822 {
823 
824 	return (0);
825 }
826 
827 static int
828 stub_proc_check_sched(struct ucred *cred, struct proc *p)
829 {
830 
831 	return (0);
832 }
833 
834 static int
835 stub_proc_check_signal(struct ucred *cred, struct proc *p, int signum)
836 {
837 
838 	return (0);
839 }
840 
841 static int
842 stub_proc_check_wait(struct ucred *cred, struct proc *p)
843 {
844 
845 	return (0);
846 }
847 
848 static int
849 stub_socket_check_accept(struct ucred *cred, struct socket *so,
850     struct label *solabel)
851 {
852 
853 #if 0
854 	SOCK_LOCK(so);
855 	SOCK_UNLOCK(so);
856 #endif
857 
858 	return (0);
859 }
860 
861 static int
862 stub_socket_check_bind(struct ucred *cred, struct socket *so,
863     struct label *solabel, struct sockaddr *sa)
864 {
865 
866 #if 0
867 	SOCK_LOCK(so);
868 	SOCK_UNLOCK(so);
869 #endif
870 
871 	return (0);
872 }
873 
874 static int
875 stub_socket_check_connect(struct ucred *cred, struct socket *so,
876     struct label *solabel, struct sockaddr *sa)
877 {
878 
879 #if 0
880 	SOCK_LOCK(so);
881 	SOCK_UNLOCK(so);
882 #endif
883 
884 	return (0);
885 }
886 
887 static int
888 stub_socket_check_create(struct ucred *cred, int domain, int type, int proto)
889 {
890 
891 	return (0);
892 }
893 
894 static int
895 stub_socket_check_deliver(struct socket *so, struct label *solabel,
896     struct mbuf *m, struct label *mlabel)
897 {
898 
899 #if 0
900 	SOCK_LOCK(so);
901 	SOCK_UNLOCK(so);
902 #endif
903 
904 	return (0);
905 }
906 
907 static int
908 stub_socket_check_listen(struct ucred *cred, struct socket *so,
909     struct label *solabel)
910 {
911 
912 #if 0
913 	SOCK_LOCK(so);
914 	SOCK_UNLOCK(so);
915 #endif
916 
917 	return (0);
918 }
919 
920 static int
921 stub_socket_check_poll(struct ucred *cred, struct socket *so,
922     struct label *solabel)
923 {
924 
925 #if 0
926 	SOCK_LOCK(so);
927 	SOCK_UNLOCK(so);
928 #endif
929 
930 	return (0);
931 }
932 
933 static int
934 stub_socket_check_receive(struct ucred *cred, struct socket *so,
935     struct label *solabel)
936 {
937 
938 #if 0
939 	SOCK_LOCK(so);
940 	SOCK_UNLOCK(so);
941 #endif
942 
943 	return (0);
944 }
945 
946 static int
947 stub_socket_check_relabel(struct ucred *cred, struct socket *so,
948     struct label *solabel, struct label *newlabel)
949 {
950 
951 	SOCK_LOCK_ASSERT(so);
952 
953 	return (0);
954 }
955 static int
956 stub_socket_check_send(struct ucred *cred, struct socket *so,
957     struct label *solabel)
958 {
959 
960 #if 0
961 	SOCK_LOCK(so);
962 	SOCK_UNLOCK(so);
963 #endif
964 
965 	return (0);
966 }
967 
968 static int
969 stub_socket_check_stat(struct ucred *cred, struct socket *so,
970     struct label *solabel)
971 {
972 
973 #if 0
974 	SOCK_LOCK(so);
975 	SOCK_UNLOCK(so);
976 #endif
977 
978 	return (0);
979 }
980 
981 static int
982 stub_inpcb_check_visible(struct ucred *cred, struct inpcb *inp,
983    struct label *inplabel)
984 {
985 
986 	return (0);
987 }
988 
989 static int
990 stub_socket_check_visible(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 void
1003 stub_socket_create(struct ucred *cred, struct socket *so,
1004     struct label *solabel)
1005 {
1006 
1007 }
1008 
1009 static void
1010 stub_socket_create_mbuf(struct socket *so, struct label *solabel,
1011     struct mbuf *m, struct label *mlabel)
1012 {
1013 
1014 #if 0
1015 	SOCK_LOCK(so);
1016 	SOCK_UNLOCK(so);
1017 #endif
1018 }
1019 
1020 static void
1021 stub_socket_newconn(struct socket *oldso, struct label *oldsolabel,
1022     struct socket *newso, struct label *newsolabel)
1023 {
1024 
1025 #if 0
1026 	SOCK_LOCK(oldso);
1027 	SOCK_UNLOCK(oldso);
1028 #endif
1029 #if 0
1030 	SOCK_LOCK(newso);
1031 	SOCK_UNLOCK(newso);
1032 #endif
1033 }
1034 
1035 static void
1036 stub_socket_relabel(struct ucred *cred, struct socket *so,
1037     struct label *solabel, struct label *newlabel)
1038 {
1039 
1040 	SOCK_LOCK_ASSERT(so);
1041 }
1042 
1043 static void
1044 stub_socketpeer_set_from_mbuf(struct mbuf *m, struct label *mlabel,
1045     struct socket *so, struct label *sopeerlabel)
1046 {
1047 
1048 #if 0
1049 	SOCK_LOCK(so);
1050 	SOCK_UNLOCK(so);
1051 #endif
1052 }
1053 
1054 static void
1055 stub_socketpeer_set_from_socket(struct socket *oldso,
1056     struct label *oldsolabel, struct socket *newso,
1057     struct label *newsopeerlabel)
1058 {
1059 
1060 #if 0
1061 	SOCK_LOCK(oldso);
1062 	SOCK_UNLOCK(oldso);
1063 #endif
1064 #if 0
1065 	SOCK_LOCK(newso);
1066 	SOCK_UNLOCK(newso);
1067 #endif
1068 }
1069 
1070 static void
1071 stub_syncache_create(struct label *label, struct inpcb *inp)
1072 {
1073 
1074 }
1075 
1076 static void
1077 stub_syncache_create_mbuf(struct label *sc_label, struct mbuf *m,
1078     struct label *mlabel)
1079 {
1080 
1081 }
1082 
1083 static int
1084 stub_system_check_acct(struct ucred *cred, struct vnode *vp,
1085     struct label *vplabel)
1086 {
1087 
1088 	return (0);
1089 }
1090 
1091 static int
1092 stub_system_check_audit(struct ucred *cred, void *record, int length)
1093 {
1094 
1095 	return (0);
1096 }
1097 
1098 static int
1099 stub_system_check_auditctl(struct ucred *cred, struct vnode *vp,
1100     struct label *vplabel)
1101 {
1102 
1103 	return (0);
1104 }
1105 
1106 static int
1107 stub_system_check_auditon(struct ucred *cred, int cmd)
1108 {
1109 
1110 	return (0);
1111 }
1112 
1113 static int
1114 stub_system_check_reboot(struct ucred *cred, int how)
1115 {
1116 
1117 	return (0);
1118 }
1119 
1120 static int
1121 stub_system_check_swapoff(struct ucred *cred, struct vnode *vp,
1122     struct label *vplabel)
1123 {
1124 
1125 	return (0);
1126 }
1127 
1128 static int
1129 stub_system_check_swapon(struct ucred *cred, struct vnode *vp,
1130     struct label *vplabel)
1131 {
1132 
1133 	return (0);
1134 }
1135 
1136 static int
1137 stub_system_check_sysctl(struct ucred *cred, struct sysctl_oid *oidp,
1138     void *arg1, int arg2, struct sysctl_req *req)
1139 {
1140 
1141 	return (0);
1142 }
1143 
1144 static void
1145 stub_sysvmsg_cleanup(struct label *msglabel)
1146 {
1147 
1148 }
1149 
1150 static void
1151 stub_sysvmsg_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1152     struct label *msqlabel, struct msg *msgptr, struct label *msglabel)
1153 {
1154 
1155 }
1156 
1157 static int
1158 stub_sysvmsq_check_msgmsq(struct ucred *cred, struct msg *msgptr,
1159     struct label *msglabel, struct msqid_kernel *msqkptr,
1160     struct label *msqklabel)
1161 {
1162 
1163 	return (0);
1164 }
1165 
1166 static int
1167 stub_sysvmsq_check_msgrcv(struct ucred *cred, struct msg *msgptr,
1168     struct label *msglabel)
1169 {
1170 
1171 	return (0);
1172 }
1173 
1174 
1175 static int
1176 stub_sysvmsq_check_msgrmid(struct ucred *cred, struct msg *msgptr,
1177     struct label *msglabel)
1178 {
1179 
1180 	return (0);
1181 }
1182 
1183 
1184 static int
1185 stub_sysvmsq_check_msqget(struct ucred *cred, struct msqid_kernel *msqkptr,
1186     struct label *msqklabel)
1187 {
1188 
1189 	return (0);
1190 }
1191 
1192 
1193 static int
1194 stub_sysvmsq_check_msqsnd(struct ucred *cred, struct msqid_kernel *msqkptr,
1195     struct label *msqklabel)
1196 {
1197 
1198 	return (0);
1199 }
1200 
1201 static int
1202 stub_sysvmsq_check_msqrcv(struct ucred *cred, struct msqid_kernel *msqkptr,
1203     struct label *msqklabel)
1204 {
1205 
1206 	return (0);
1207 }
1208 
1209 
1210 static int
1211 stub_sysvmsq_check_msqctl(struct ucred *cred, struct msqid_kernel *msqkptr,
1212     struct label *msqklabel, int cmd)
1213 {
1214 
1215 	return (0);
1216 }
1217 
1218 
1219 static void
1220 stub_sysvmsq_cleanup(struct label *msqlabel)
1221 {
1222 
1223 }
1224 
1225 static void
1226 stub_sysvmsq_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1227     struct label *msqlabel)
1228 {
1229 
1230 }
1231 
1232 static int
1233 stub_sysvsem_check_semctl(struct ucred *cred, struct semid_kernel *semakptr,
1234     struct label *semaklabel, int cmd)
1235 {
1236 
1237 	return (0);
1238 }
1239 
1240 static int
1241 stub_sysvsem_check_semget(struct ucred *cred, struct semid_kernel *semakptr,
1242     struct label *semaklabel)
1243 {
1244 
1245 	return (0);
1246 }
1247 
1248 
1249 static int
1250 stub_sysvsem_check_semop(struct ucred *cred, struct semid_kernel *semakptr,
1251     struct label *semaklabel, size_t accesstype)
1252 {
1253 
1254 	return (0);
1255 }
1256 
1257 static void
1258 stub_sysvsem_cleanup(struct label *semalabel)
1259 {
1260 
1261 }
1262 
1263 static void
1264 stub_sysvsem_create(struct ucred *cred, struct semid_kernel *semakptr,
1265     struct label *semalabel)
1266 {
1267 
1268 }
1269 
1270 static int
1271 stub_sysvshm_check_shmat(struct ucred *cred, struct shmid_kernel *shmsegptr,
1272     struct label *shmseglabel, int shmflg)
1273 {
1274 
1275 	return (0);
1276 }
1277 
1278 static int
1279 stub_sysvshm_check_shmctl(struct ucred *cred, struct shmid_kernel *shmsegptr,
1280     struct label *shmseglabel, int cmd)
1281 {
1282 
1283 	return (0);
1284 }
1285 
1286 static int
1287 stub_sysvshm_check_shmdt(struct ucred *cred, struct shmid_kernel *shmsegptr,
1288     struct label *shmseglabel)
1289 {
1290 
1291 	return (0);
1292 }
1293 
1294 
1295 static int
1296 stub_sysvshm_check_shmget(struct ucred *cred, struct shmid_kernel *shmsegptr,
1297     struct label *shmseglabel, int shmflg)
1298 {
1299 
1300 	return (0);
1301 }
1302 
1303 static void
1304 stub_sysvshm_cleanup(struct label *shmlabel)
1305 {
1306 
1307 }
1308 
1309 static void
1310 stub_sysvshm_create(struct ucred *cred, struct shmid_kernel *shmsegptr,
1311     struct label *shmalabel)
1312 {
1313 
1314 }
1315 
1316 static void
1317 stub_thread_userret(struct thread *td)
1318 {
1319 
1320 }
1321 
1322 static int
1323 stub_vnode_associate_extattr(struct mount *mp, struct label *mplabel,
1324     struct vnode *vp, struct label *vplabel)
1325 {
1326 
1327 	return (0);
1328 }
1329 
1330 static void
1331 stub_vnode_associate_singlelabel(struct mount *mp, struct label *mplabel,
1332     struct vnode *vp, struct label *vplabel)
1333 {
1334 
1335 }
1336 
1337 static int
1338 stub_vnode_check_access(struct ucred *cred, struct vnode *vp,
1339     struct label *vplabel, accmode_t accmode)
1340 {
1341 
1342 	return (0);
1343 }
1344 
1345 static int
1346 stub_vnode_check_chdir(struct ucred *cred, struct vnode *dvp,
1347     struct label *dvplabel)
1348 {
1349 
1350 	return (0);
1351 }
1352 
1353 static int
1354 stub_vnode_check_chroot(struct ucred *cred, struct vnode *dvp,
1355     struct label *dvplabel)
1356 {
1357 
1358 	return (0);
1359 }
1360 
1361 static int
1362 stub_vnode_check_create(struct ucred *cred, struct vnode *dvp,
1363     struct label *dvplabel, struct componentname *cnp, struct vattr *vap)
1364 {
1365 
1366 	return (0);
1367 }
1368 
1369 static int
1370 stub_vnode_check_deleteacl(struct ucred *cred, struct vnode *vp,
1371     struct label *vplabel, acl_type_t type)
1372 {
1373 
1374 	return (0);
1375 }
1376 
1377 static int
1378 stub_vnode_check_deleteextattr(struct ucred *cred, struct vnode *vp,
1379     struct label *vplabel, int attrnamespace, const char *name)
1380 {
1381 
1382 	return (0);
1383 }
1384 
1385 static int
1386 stub_vnode_check_exec(struct ucred *cred, struct vnode *vp,
1387     struct label *vplabel, struct image_params *imgp,
1388     struct label *execlabel)
1389 {
1390 
1391 	return (0);
1392 }
1393 
1394 static int
1395 stub_vnode_check_getacl(struct ucred *cred, struct vnode *vp,
1396     struct label *vplabel, acl_type_t type)
1397 {
1398 
1399 	return (0);
1400 }
1401 
1402 static int
1403 stub_vnode_check_getextattr(struct ucred *cred, struct vnode *vp,
1404     struct label *vplabel, int attrnamespace, const char *name)
1405 {
1406 
1407 	return (0);
1408 }
1409 
1410 static int
1411 stub_vnode_check_link(struct ucred *cred, struct vnode *dvp,
1412     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1413     struct componentname *cnp)
1414 {
1415 
1416 	return (0);
1417 }
1418 
1419 static int
1420 stub_vnode_check_listextattr(struct ucred *cred, struct vnode *vp,
1421     struct label *vplabel, int attrnamespace)
1422 {
1423 
1424 	return (0);
1425 }
1426 
1427 static int
1428 stub_vnode_check_lookup(struct ucred *cred, struct vnode *dvp,
1429     struct label *dvplabel, struct componentname *cnp)
1430 {
1431 
1432 	return (0);
1433 }
1434 
1435 static int
1436 stub_vnode_check_mmap(struct ucred *cred, struct vnode *vp,
1437     struct label *vplabel, int prot, int flags)
1438 {
1439 
1440 	return (0);
1441 }
1442 
1443 static void
1444 stub_vnode_check_mmap_downgrade(struct ucred *cred, struct vnode *vp,
1445     struct label *vplabel, int *prot)
1446 {
1447 
1448 }
1449 
1450 static int
1451 stub_vnode_check_mprotect(struct ucred *cred, struct vnode *vp,
1452     struct label *vplabel, int prot)
1453 {
1454 
1455 	return (0);
1456 }
1457 
1458 static int
1459 stub_vnode_check_open(struct ucred *cred, struct vnode *vp,
1460     struct label *vplabel, accmode_t accmode)
1461 {
1462 
1463 	return (0);
1464 }
1465 
1466 static int
1467 stub_vnode_check_poll(struct ucred *active_cred, struct ucred *file_cred,
1468     struct vnode *vp, struct label *vplabel)
1469 {
1470 
1471 	return (0);
1472 }
1473 
1474 static int
1475 stub_vnode_check_read(struct ucred *active_cred, struct ucred *file_cred,
1476     struct vnode *vp, struct label *vplabel)
1477 {
1478 
1479 	return (0);
1480 }
1481 
1482 static int
1483 stub_vnode_check_readdir(struct ucred *cred, struct vnode *vp,
1484     struct label *dvplabel)
1485 {
1486 
1487 	return (0);
1488 }
1489 
1490 static int
1491 stub_vnode_check_readlink(struct ucred *cred, struct vnode *vp,
1492     struct label *vplabel)
1493 {
1494 
1495 	return (0);
1496 }
1497 
1498 static int
1499 stub_vnode_check_relabel(struct ucred *cred, struct vnode *vp,
1500     struct label *vplabel, struct label *newlabel)
1501 {
1502 
1503 	return (0);
1504 }
1505 
1506 static int
1507 stub_vnode_check_rename_from(struct ucred *cred, struct vnode *dvp,
1508     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1509     struct componentname *cnp)
1510 {
1511 
1512 	return (0);
1513 }
1514 
1515 static int
1516 stub_vnode_check_rename_to(struct ucred *cred, struct vnode *dvp,
1517     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1518     int samedir, struct componentname *cnp)
1519 {
1520 
1521 	return (0);
1522 }
1523 
1524 static int
1525 stub_vnode_check_revoke(struct ucred *cred, struct vnode *vp,
1526     struct label *vplabel)
1527 {
1528 
1529 	return (0);
1530 }
1531 
1532 static int
1533 stub_vnode_check_setacl(struct ucred *cred, struct vnode *vp,
1534     struct label *vplabel, acl_type_t type, struct acl *acl)
1535 {
1536 
1537 	return (0);
1538 }
1539 
1540 static int
1541 stub_vnode_check_setextattr(struct ucred *cred, struct vnode *vp,
1542     struct label *vplabel, int attrnamespace, const char *name)
1543 {
1544 
1545 	return (0);
1546 }
1547 
1548 static int
1549 stub_vnode_check_setflags(struct ucred *cred, struct vnode *vp,
1550     struct label *vplabel, u_long flags)
1551 {
1552 
1553 	return (0);
1554 }
1555 
1556 static int
1557 stub_vnode_check_setmode(struct ucred *cred, struct vnode *vp,
1558     struct label *vplabel, mode_t mode)
1559 {
1560 
1561 	return (0);
1562 }
1563 
1564 static int
1565 stub_vnode_check_setowner(struct ucred *cred, struct vnode *vp,
1566     struct label *vplabel, uid_t uid, gid_t gid)
1567 {
1568 
1569 	return (0);
1570 }
1571 
1572 static int
1573 stub_vnode_check_setutimes(struct ucred *cred, struct vnode *vp,
1574     struct label *vplabel, struct timespec atime, struct timespec mtime)
1575 {
1576 
1577 	return (0);
1578 }
1579 
1580 static int
1581 stub_vnode_check_stat(struct ucred *active_cred, struct ucred *file_cred,
1582     struct vnode *vp, struct label *vplabel)
1583 {
1584 
1585 	return (0);
1586 }
1587 
1588 static int
1589 stub_vnode_check_unlink(struct ucred *cred, struct vnode *dvp,
1590     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1591     struct componentname *cnp)
1592 {
1593 
1594 	return (0);
1595 }
1596 
1597 static int
1598 stub_vnode_check_write(struct ucred *active_cred, struct ucred *file_cred,
1599     struct vnode *vp, struct label *vplabel)
1600 {
1601 
1602 	return (0);
1603 }
1604 
1605 static int
1606 stub_vnode_create_extattr(struct ucred *cred, struct mount *mp,
1607     struct label *mntlabel, struct vnode *dvp, struct label *dvplabel,
1608     struct vnode *vp, struct label *vplabel, struct componentname *cnp)
1609 {
1610 
1611 	return (0);
1612 }
1613 
1614 static void
1615 stub_vnode_execve_transition(struct ucred *old, struct ucred *new,
1616     struct vnode *vp, struct label *vplabel, struct label *interpvplabel,
1617     struct image_params *imgp, struct label *execlabel)
1618 {
1619 
1620 }
1621 
1622 static int
1623 stub_vnode_execve_will_transition(struct ucred *old, struct vnode *vp,
1624     struct label *vplabel, struct label *interpvplabel,
1625     struct image_params *imgp, struct label *execlabel)
1626 {
1627 
1628 	return (0);
1629 }
1630 
1631 static void
1632 stub_vnode_relabel(struct ucred *cred, struct vnode *vp,
1633     struct label *vplabel, struct label *label)
1634 {
1635 
1636 }
1637 
1638 static int
1639 stub_vnode_setlabel_extattr(struct ucred *cred, struct vnode *vp,
1640     struct label *vplabel, struct label *intlabel)
1641 {
1642 
1643 	return (0);
1644 }
1645 
1646 /*
1647  * Register functions with MAC Framework policy entry points.
1648  */
1649 static struct mac_policy_ops stub_ops =
1650 {
1651 	.mpo_destroy = stub_destroy,
1652 	.mpo_init = stub_init,
1653 	.mpo_syscall = stub_syscall,
1654 
1655 	.mpo_bpfdesc_check_receive = stub_bpfdesc_check_receive,
1656 	.mpo_bpfdesc_create = stub_bpfdesc_create,
1657 	.mpo_bpfdesc_create_mbuf = stub_bpfdesc_create_mbuf,
1658 	.mpo_bpfdesc_destroy_label = stub_destroy_label,
1659 	.mpo_bpfdesc_init_label = stub_init_label,
1660 
1661 	.mpo_cred_associate_nfsd = stub_cred_associate_nfsd,
1662 	.mpo_cred_check_relabel = stub_cred_check_relabel,
1663 	.mpo_cred_check_setaudit = stub_cred_check_setaudit,
1664 	.mpo_cred_check_setaudit_addr = stub_cred_check_setaudit_addr,
1665 	.mpo_cred_check_setauid = stub_cred_check_setauid,
1666 	.mpo_cred_check_setegid = stub_cred_check_setegid,
1667 	.mpo_cred_check_seteuid = stub_cred_check_seteuid,
1668 	.mpo_cred_check_setgid = stub_cred_check_setgid,
1669 	.mpo_cred_check_setgroups = stub_cred_check_setgroups,
1670 	.mpo_cred_check_setregid = stub_cred_check_setregid,
1671 	.mpo_cred_check_setresgid = stub_cred_check_setresgid,
1672 	.mpo_cred_check_setresuid = stub_cred_check_setresuid,
1673 	.mpo_cred_check_setreuid = stub_cred_check_setreuid,
1674 	.mpo_cred_check_setuid = stub_cred_check_setuid,
1675 	.mpo_cred_check_visible = stub_cred_check_visible,
1676 	.mpo_cred_copy_label = stub_copy_label,
1677 	.mpo_cred_create_init = stub_cred_create_init,
1678 	.mpo_cred_create_swapper = stub_cred_create_swapper,
1679 	.mpo_cred_destroy_label = stub_destroy_label,
1680 	.mpo_cred_externalize_label = stub_externalize_label,
1681 	.mpo_cred_init_label = stub_init_label,
1682 	.mpo_cred_internalize_label = stub_internalize_label,
1683 	.mpo_cred_relabel= stub_cred_relabel,
1684 
1685 	.mpo_devfs_create_device = stub_devfs_create_device,
1686 	.mpo_devfs_create_directory = stub_devfs_create_directory,
1687 	.mpo_devfs_create_symlink = stub_devfs_create_symlink,
1688 	.mpo_devfs_destroy_label = stub_destroy_label,
1689 	.mpo_devfs_init_label = stub_init_label,
1690 	.mpo_devfs_update = stub_devfs_update,
1691 	.mpo_devfs_vnode_associate = stub_devfs_vnode_associate,
1692 
1693 	.mpo_ifnet_check_relabel = stub_ifnet_check_relabel,
1694 	.mpo_ifnet_check_transmit = stub_ifnet_check_transmit,
1695 	.mpo_ifnet_copy_label = stub_copy_label,
1696 	.mpo_ifnet_create = stub_ifnet_create,
1697 	.mpo_ifnet_create_mbuf = stub_ifnet_create_mbuf,
1698 	.mpo_ifnet_destroy_label = stub_destroy_label,
1699 	.mpo_ifnet_externalize_label = stub_externalize_label,
1700 	.mpo_ifnet_init_label = stub_init_label,
1701 	.mpo_ifnet_internalize_label = stub_internalize_label,
1702 	.mpo_ifnet_relabel = stub_ifnet_relabel,
1703 
1704 	.mpo_inpcb_check_deliver = stub_inpcb_check_deliver,
1705 	.mpo_inpcb_check_visible = stub_inpcb_check_visible,
1706 	.mpo_inpcb_create = stub_inpcb_create,
1707 	.mpo_inpcb_create_mbuf = stub_inpcb_create_mbuf,
1708 	.mpo_inpcb_destroy_label = stub_destroy_label,
1709 	.mpo_inpcb_init_label = stub_init_label_waitcheck,
1710 	.mpo_inpcb_sosetlabel = stub_inpcb_sosetlabel,
1711 
1712 	.mpo_ip6q_create = stub_ip6q_create,
1713 	.mpo_ip6q_destroy_label = stub_destroy_label,
1714 	.mpo_ip6q_init_label = stub_init_label_waitcheck,
1715 	.mpo_ip6q_match = stub_ip6q_match,
1716 	.mpo_ip6q_update = stub_ip6q_update,
1717 	.mpo_ip6q_reassemble = stub_ip6q_reassemble,
1718 
1719 	.mpo_ipq_create = stub_ipq_create,
1720 	.mpo_ipq_destroy_label = stub_destroy_label,
1721 	.mpo_ipq_init_label = stub_init_label_waitcheck,
1722 	.mpo_ipq_match = stub_ipq_match,
1723 	.mpo_ipq_update = stub_ipq_update,
1724 	.mpo_ipq_reassemble = stub_ipq_reassemble,
1725 
1726 	.mpo_kenv_check_dump = stub_kenv_check_dump,
1727 	.mpo_kenv_check_get = stub_kenv_check_get,
1728 	.mpo_kenv_check_set = stub_kenv_check_set,
1729 	.mpo_kenv_check_unset = stub_kenv_check_unset,
1730 
1731 	.mpo_kld_check_load = stub_kld_check_load,
1732 	.mpo_kld_check_stat = stub_kld_check_stat,
1733 
1734 	.mpo_mbuf_copy_label = stub_copy_label,
1735 	.mpo_mbuf_destroy_label = stub_destroy_label,
1736 	.mpo_mbuf_init_label = stub_init_label_waitcheck,
1737 
1738 	.mpo_mount_check_stat = stub_mount_check_stat,
1739 	.mpo_mount_create = stub_mount_create,
1740 	.mpo_mount_destroy_label = stub_destroy_label,
1741 	.mpo_mount_init_label = stub_init_label,
1742 
1743 	.mpo_netatalk_aarp_send = stub_netatalk_aarp_send,
1744 
1745 	.mpo_netinet_arp_send = stub_netinet_arp_send,
1746 	.mpo_netinet_firewall_reply = stub_netinet_firewall_reply,
1747 	.mpo_netinet_firewall_send = stub_netinet_firewall_send,
1748 	.mpo_netinet_fragment = stub_netinet_fragment,
1749 	.mpo_netinet_icmp_reply = stub_netinet_icmp_reply,
1750 	.mpo_netinet_icmp_replyinplace = stub_netinet_icmp_replyinplace,
1751 	.mpo_netinet_tcp_reply = stub_netinet_tcp_reply,
1752 	.mpo_netinet_igmp_send = stub_netinet_igmp_send,
1753 
1754 	.mpo_netinet6_nd6_send = stub_netinet6_nd6_send,
1755 
1756 	.mpo_pipe_check_ioctl = stub_pipe_check_ioctl,
1757 	.mpo_pipe_check_poll = stub_pipe_check_poll,
1758 	.mpo_pipe_check_read = stub_pipe_check_read,
1759 	.mpo_pipe_check_relabel = stub_pipe_check_relabel,
1760 	.mpo_pipe_check_stat = stub_pipe_check_stat,
1761 	.mpo_pipe_check_write = stub_pipe_check_write,
1762 	.mpo_pipe_copy_label = stub_copy_label,
1763 	.mpo_pipe_create = stub_pipe_create,
1764 	.mpo_pipe_destroy_label = stub_destroy_label,
1765 	.mpo_pipe_externalize_label = stub_externalize_label,
1766 	.mpo_pipe_init_label = stub_init_label,
1767 	.mpo_pipe_internalize_label = stub_internalize_label,
1768 	.mpo_pipe_relabel = stub_pipe_relabel,
1769 
1770 	.mpo_posixsem_check_getvalue = stub_posixsem_check_getvalue,
1771 	.mpo_posixsem_check_open = stub_posixsem_check_open,
1772 	.mpo_posixsem_check_post = stub_posixsem_check_post,
1773 	.mpo_posixsem_check_setmode = stub_posixsem_check_setmode,
1774 	.mpo_posixsem_check_setowner = stub_posixsem_check_setowner,
1775 	.mpo_posixsem_check_stat = stub_posixsem_check_stat,
1776 	.mpo_posixsem_check_unlink = stub_posixsem_check_unlink,
1777 	.mpo_posixsem_check_wait = stub_posixsem_check_wait,
1778 	.mpo_posixsem_create = stub_posixsem_create,
1779 	.mpo_posixsem_destroy_label = stub_destroy_label,
1780 	.mpo_posixsem_init_label = stub_init_label,
1781 
1782 	.mpo_posixshm_check_create = stub_posixshm_check_create,
1783 	.mpo_posixshm_check_mmap = stub_posixshm_check_mmap,
1784 	.mpo_posixshm_check_open = stub_posixshm_check_open,
1785 	.mpo_posixshm_check_setmode = stub_posixshm_check_setmode,
1786 	.mpo_posixshm_check_setowner = stub_posixshm_check_setowner,
1787 	.mpo_posixshm_check_stat = stub_posixshm_check_stat,
1788 	.mpo_posixshm_check_truncate = stub_posixshm_check_truncate,
1789 	.mpo_posixshm_check_unlink = stub_posixshm_check_unlink,
1790 	.mpo_posixshm_create = stub_posixshm_create,
1791 	.mpo_posixshm_destroy_label = stub_destroy_label,
1792 	.mpo_posixshm_init_label = stub_init_label,
1793 
1794 	.mpo_priv_check = stub_priv_check,
1795 	.mpo_priv_grant = stub_priv_grant,
1796 
1797 	.mpo_proc_check_debug = stub_proc_check_debug,
1798 	.mpo_proc_check_sched = stub_proc_check_sched,
1799 	.mpo_proc_check_signal = stub_proc_check_signal,
1800 	.mpo_proc_check_wait = stub_proc_check_wait,
1801 
1802 	.mpo_socket_check_accept = stub_socket_check_accept,
1803 	.mpo_socket_check_bind = stub_socket_check_bind,
1804 	.mpo_socket_check_connect = stub_socket_check_connect,
1805 	.mpo_socket_check_create = stub_socket_check_create,
1806 	.mpo_socket_check_deliver = stub_socket_check_deliver,
1807 	.mpo_socket_check_listen = stub_socket_check_listen,
1808 	.mpo_socket_check_poll = stub_socket_check_poll,
1809 	.mpo_socket_check_receive = stub_socket_check_receive,
1810 	.mpo_socket_check_relabel = stub_socket_check_relabel,
1811 	.mpo_socket_check_send = stub_socket_check_send,
1812 	.mpo_socket_check_stat = stub_socket_check_stat,
1813 	.mpo_socket_check_visible = stub_socket_check_visible,
1814 	.mpo_socket_copy_label = stub_copy_label,
1815 	.mpo_socket_create = stub_socket_create,
1816 	.mpo_socket_create_mbuf = stub_socket_create_mbuf,
1817 	.mpo_socket_destroy_label = stub_destroy_label,
1818 	.mpo_socket_externalize_label = stub_externalize_label,
1819 	.mpo_socket_init_label = stub_init_label_waitcheck,
1820 	.mpo_socket_internalize_label = stub_internalize_label,
1821 	.mpo_socket_newconn = stub_socket_newconn,
1822 	.mpo_socket_relabel = stub_socket_relabel,
1823 
1824 	.mpo_socketpeer_destroy_label = stub_destroy_label,
1825 	.mpo_socketpeer_externalize_label = stub_externalize_label,
1826 	.mpo_socketpeer_init_label = stub_init_label_waitcheck,
1827 	.mpo_socketpeer_set_from_mbuf = stub_socketpeer_set_from_mbuf,
1828 	.mpo_socketpeer_set_from_socket = stub_socketpeer_set_from_socket,
1829 
1830 	.mpo_syncache_init_label = stub_init_label_waitcheck,
1831 	.mpo_syncache_destroy_label = stub_destroy_label,
1832 	.mpo_syncache_create = stub_syncache_create,
1833 	.mpo_syncache_create_mbuf= stub_syncache_create_mbuf,
1834 
1835 	.mpo_sysvmsg_cleanup = stub_sysvmsg_cleanup,
1836 	.mpo_sysvmsg_create = stub_sysvmsg_create,
1837 	.mpo_sysvmsg_destroy_label = stub_destroy_label,
1838 	.mpo_sysvmsg_init_label = stub_init_label,
1839 
1840 	.mpo_sysvmsq_check_msgmsq = stub_sysvmsq_check_msgmsq,
1841 	.mpo_sysvmsq_check_msgrcv = stub_sysvmsq_check_msgrcv,
1842 	.mpo_sysvmsq_check_msgrmid = stub_sysvmsq_check_msgrmid,
1843 	.mpo_sysvmsq_check_msqget = stub_sysvmsq_check_msqget,
1844 	.mpo_sysvmsq_check_msqsnd = stub_sysvmsq_check_msqsnd,
1845 	.mpo_sysvmsq_check_msqrcv = stub_sysvmsq_check_msqrcv,
1846 	.mpo_sysvmsq_check_msqctl = stub_sysvmsq_check_msqctl,
1847 	.mpo_sysvmsq_cleanup = stub_sysvmsq_cleanup,
1848 	.mpo_sysvmsq_create = stub_sysvmsq_create,
1849 	.mpo_sysvmsq_destroy_label = stub_destroy_label,
1850 	.mpo_sysvmsq_init_label = stub_init_label,
1851 
1852 	.mpo_sysvsem_check_semctl = stub_sysvsem_check_semctl,
1853 	.mpo_sysvsem_check_semget = stub_sysvsem_check_semget,
1854 	.mpo_sysvsem_check_semop = stub_sysvsem_check_semop,
1855 	.mpo_sysvsem_cleanup = stub_sysvsem_cleanup,
1856 	.mpo_sysvsem_create = stub_sysvsem_create,
1857 	.mpo_sysvsem_destroy_label = stub_destroy_label,
1858 	.mpo_sysvsem_init_label = stub_init_label,
1859 
1860 	.mpo_sysvshm_check_shmat = stub_sysvshm_check_shmat,
1861 	.mpo_sysvshm_check_shmctl = stub_sysvshm_check_shmctl,
1862 	.mpo_sysvshm_check_shmdt = stub_sysvshm_check_shmdt,
1863 	.mpo_sysvshm_check_shmget = stub_sysvshm_check_shmget,
1864 	.mpo_sysvshm_cleanup = stub_sysvshm_cleanup,
1865 	.mpo_sysvshm_create = stub_sysvshm_create,
1866 	.mpo_sysvshm_destroy_label = stub_destroy_label,
1867 	.mpo_sysvshm_init_label = stub_init_label,
1868 
1869 	.mpo_system_check_acct = stub_system_check_acct,
1870 	.mpo_system_check_audit = stub_system_check_audit,
1871 	.mpo_system_check_auditctl = stub_system_check_auditctl,
1872 	.mpo_system_check_auditon = stub_system_check_auditon,
1873 	.mpo_system_check_reboot = stub_system_check_reboot,
1874 	.mpo_system_check_swapoff = stub_system_check_swapoff,
1875 	.mpo_system_check_swapon = stub_system_check_swapon,
1876 	.mpo_system_check_sysctl = stub_system_check_sysctl,
1877 
1878 	.mpo_thread_userret = stub_thread_userret,
1879 
1880 	.mpo_vnode_associate_extattr = stub_vnode_associate_extattr,
1881 	.mpo_vnode_associate_singlelabel = stub_vnode_associate_singlelabel,
1882 	.mpo_vnode_check_access = stub_vnode_check_access,
1883 	.mpo_vnode_check_chdir = stub_vnode_check_chdir,
1884 	.mpo_vnode_check_chroot = stub_vnode_check_chroot,
1885 	.mpo_vnode_check_create = stub_vnode_check_create,
1886 	.mpo_vnode_check_deleteacl = stub_vnode_check_deleteacl,
1887 	.mpo_vnode_check_deleteextattr = stub_vnode_check_deleteextattr,
1888 	.mpo_vnode_check_exec = stub_vnode_check_exec,
1889 	.mpo_vnode_check_getacl = stub_vnode_check_getacl,
1890 	.mpo_vnode_check_getextattr = stub_vnode_check_getextattr,
1891 	.mpo_vnode_check_link = stub_vnode_check_link,
1892 	.mpo_vnode_check_listextattr = stub_vnode_check_listextattr,
1893 	.mpo_vnode_check_lookup = stub_vnode_check_lookup,
1894 	.mpo_vnode_check_mmap = stub_vnode_check_mmap,
1895 	.mpo_vnode_check_mmap_downgrade = stub_vnode_check_mmap_downgrade,
1896 	.mpo_vnode_check_mprotect = stub_vnode_check_mprotect,
1897 	.mpo_vnode_check_open = stub_vnode_check_open,
1898 	.mpo_vnode_check_poll = stub_vnode_check_poll,
1899 	.mpo_vnode_check_read = stub_vnode_check_read,
1900 	.mpo_vnode_check_readdir = stub_vnode_check_readdir,
1901 	.mpo_vnode_check_readlink = stub_vnode_check_readlink,
1902 	.mpo_vnode_check_relabel = stub_vnode_check_relabel,
1903 	.mpo_vnode_check_rename_from = stub_vnode_check_rename_from,
1904 	.mpo_vnode_check_rename_to = stub_vnode_check_rename_to,
1905 	.mpo_vnode_check_revoke = stub_vnode_check_revoke,
1906 	.mpo_vnode_check_setacl = stub_vnode_check_setacl,
1907 	.mpo_vnode_check_setextattr = stub_vnode_check_setextattr,
1908 	.mpo_vnode_check_setflags = stub_vnode_check_setflags,
1909 	.mpo_vnode_check_setmode = stub_vnode_check_setmode,
1910 	.mpo_vnode_check_setowner = stub_vnode_check_setowner,
1911 	.mpo_vnode_check_setutimes = stub_vnode_check_setutimes,
1912 	.mpo_vnode_check_stat = stub_vnode_check_stat,
1913 	.mpo_vnode_check_unlink = stub_vnode_check_unlink,
1914 	.mpo_vnode_check_write = stub_vnode_check_write,
1915 	.mpo_vnode_copy_label = stub_copy_label,
1916 	.mpo_vnode_create_extattr = stub_vnode_create_extattr,
1917 	.mpo_vnode_destroy_label = stub_destroy_label,
1918 	.mpo_vnode_execve_transition = stub_vnode_execve_transition,
1919 	.mpo_vnode_execve_will_transition = stub_vnode_execve_will_transition,
1920 	.mpo_vnode_externalize_label = stub_externalize_label,
1921 	.mpo_vnode_init_label = stub_init_label,
1922 	.mpo_vnode_internalize_label = stub_internalize_label,
1923 	.mpo_vnode_relabel = stub_vnode_relabel,
1924 	.mpo_vnode_setlabel_extattr = stub_vnode_setlabel_extattr,
1925 };
1926 
1927 MAC_POLICY_SET(&stub_ops, mac_stub, "TrustedBSD MAC/Stub",
1928     MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1929