xref: /freebsd/sys/security/mac_stub/mac_stub.c (revision b64c5a0ace59af62eff52bfe110a521dc73c937b)
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 static SYSCTL_NODE(_security_mac, OID_AUTO, stub,
92     CTLFLAG_RW | CTLFLAG_MPSAFE, 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 void
226 stub_cred_setcred_enter(void)
227 {
228 }
229 
230 static int
231 stub_cred_check_setcred(u_int flags, const struct ucred *old_cred,
232     struct ucred *new_cred)
233 {
234 	return (0);
235 }
236 
237 static void
238 stub_cred_setcred_exit(void)
239 {
240 }
241 
242 static int
243 stub_cred_check_setegid(struct ucred *cred, gid_t egid)
244 {
245 
246 	return (0);
247 }
248 
249 static int
250 stub_cred_check_seteuid(struct ucred *cred, uid_t euid)
251 {
252 
253 	return (0);
254 }
255 
256 static int
257 stub_cred_check_setgid(struct ucred *cred, gid_t gid)
258 {
259 
260 	return (0);
261 }
262 
263 static int
264 stub_cred_check_setgroups(struct ucred *cred, int ngroups,
265 	gid_t *gidset)
266 {
267 
268 	return (0);
269 }
270 
271 static int
272 stub_cred_check_setregid(struct ucred *cred, gid_t rgid, gid_t egid)
273 {
274 
275 	return (0);
276 }
277 
278 static int
279 stub_cred_check_setresgid(struct ucred *cred, gid_t rgid, gid_t egid,
280 	gid_t sgid)
281 {
282 
283 	return (0);
284 }
285 
286 static int
287 stub_cred_check_setresuid(struct ucred *cred, uid_t ruid, uid_t euid,
288 	uid_t suid)
289 {
290 
291 	return (0);
292 }
293 
294 static int
295 stub_cred_check_setreuid(struct ucred *cred, uid_t ruid, uid_t euid)
296 {
297 
298 	return (0);
299 }
300 
301 static int
302 stub_cred_check_setuid(struct ucred *cred, uid_t uid)
303 {
304 
305 	return (0);
306 }
307 
308 static int
309 stub_cred_check_visible(struct ucred *cr1, struct ucred *cr2)
310 {
311 
312 	return (0);
313 }
314 
315 static void
316 stub_cred_create_init(struct ucred *cred)
317 {
318 
319 }
320 
321 static void
322 stub_cred_create_swapper(struct ucred *cred)
323 {
324 
325 }
326 
327 static void
328 stub_cred_relabel(struct ucred *cred, struct label *newlabel)
329 {
330 
331 }
332 
333 static int
334 stub_ddb_command_exec(struct db_command *cmd, db_expr_t addr, bool have_addr,
335     db_expr_t count, char *modif)
336 {
337 
338 	return (0);
339 }
340 
341 static int
342 stub_ddb_command_register(struct db_command_table *table,
343     struct db_command *cmd)
344 {
345 
346 	return (0);
347 }
348 
349 static void
350 stub_devfs_create_device(struct ucred *cred, struct mount *mp,
351     struct cdev *dev, struct devfs_dirent *de, struct label *delabel)
352 {
353 
354 }
355 
356 static void
357 stub_devfs_create_directory(struct mount *mp, char *dirname,
358     int dirnamelen, struct devfs_dirent *de, struct label *delabel)
359 {
360 
361 }
362 
363 static void
364 stub_devfs_create_symlink(struct ucred *cred, struct mount *mp,
365     struct devfs_dirent *dd, struct label *ddlabel, struct devfs_dirent *de,
366     struct label *delabel)
367 {
368 
369 }
370 
371 static void
372 stub_devfs_update(struct mount *mp, struct devfs_dirent *de,
373     struct label *delabel, struct vnode *vp, struct label *vplabel)
374 {
375 
376 }
377 
378 static void
379 stub_devfs_vnode_associate(struct mount *mp, struct label *mplabel,
380     struct devfs_dirent *de, struct label *delabel, struct vnode *vp,
381     struct label *vplabel)
382 {
383 
384 }
385 
386 static int
387 stub_ifnet_check_relabel(struct ucred *cred, struct ifnet *ifp,
388     struct label *ifplabel, struct label *newlabel)
389 {
390 
391 	return (0);
392 }
393 
394 static int
395 stub_ifnet_check_transmit(struct ifnet *ifp, struct label *ifplabel,
396     struct mbuf *m, struct label *mlabel)
397 {
398 
399 	return (0);
400 }
401 
402 static void
403 stub_ifnet_create(struct ifnet *ifp, struct label *ifplabel)
404 {
405 
406 }
407 
408 static void
409 stub_ifnet_create_mbuf(struct ifnet *ifp, struct label *ifplabel,
410     struct mbuf *m, struct label *mlabel)
411 {
412 
413 }
414 
415 static void
416 stub_ifnet_relabel(struct ucred *cred, struct ifnet *ifp,
417     struct label *ifplabel, struct label *newlabel)
418 {
419 
420 }
421 
422 static int
423 stub_inpcb_check_deliver(struct inpcb *inp, struct label *inplabel,
424     struct mbuf *m, struct label *mlabel)
425 {
426 
427 	return (0);
428 }
429 
430 static void
431 stub_inpcb_create(struct socket *so, struct label *solabel,
432     struct inpcb *inp, struct label *inplabel)
433 {
434 
435 }
436 
437 static void
438 stub_inpcb_create_mbuf(struct inpcb *inp, struct label *inplabel,
439     struct mbuf *m, struct label *mlabel)
440 {
441 
442 }
443 
444 static void
445 stub_inpcb_sosetlabel(struct socket *so, struct label *solabel,
446     struct inpcb *inp, struct label *inplabel)
447 {
448 
449 	SOCK_LOCK_ASSERT(so);
450 
451 }
452 
453 static void
454 stub_ip6q_create(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
455     struct label *q6label)
456 {
457 
458 }
459 
460 static int
461 stub_ip6q_match(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
462     struct label *q6label)
463 {
464 
465 	return (1);
466 }
467 
468 static void
469 stub_ip6q_reassemble(struct ip6q *q6, struct label *q6label, struct mbuf *m,
470     struct label *mlabel)
471 {
472 
473 }
474 
475 static void
476 stub_ip6q_update(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
477     struct label *q6label)
478 {
479 
480 }
481 
482 static void
483 stub_ipq_create(struct mbuf *m, struct label *mlabel, struct ipq *q,
484     struct label *qlabel)
485 {
486 
487 }
488 
489 static int
490 stub_ipq_match(struct mbuf *m, struct label *mlabel, struct ipq *q,
491     struct label *qlabel)
492 {
493 
494 	return (1);
495 }
496 
497 static void
498 stub_ipq_reassemble(struct ipq *q, struct label *qlabel, struct mbuf *m,
499     struct label *mlabel)
500 {
501 
502 }
503 
504 static void
505 stub_ipq_update(struct mbuf *m, struct label *mlabel, struct ipq *q,
506     struct label *qlabel)
507 {
508 
509 }
510 
511 static int
512 stub_kdb_check_backend(struct kdb_dbbe *be)
513 {
514 
515 	return (0);
516 }
517 
518 static int
519 stub_kenv_check_dump(struct ucred *cred)
520 {
521 
522 	return (0);
523 }
524 
525 static int
526 stub_kenv_check_get(struct ucred *cred, char *name)
527 {
528 
529 	return (0);
530 }
531 
532 static int
533 stub_kenv_check_set(struct ucred *cred, char *name, char *value)
534 {
535 
536 	return (0);
537 }
538 
539 static int
540 stub_kenv_check_unset(struct ucred *cred, char *name)
541 {
542 
543 	return (0);
544 }
545 
546 static int
547 stub_kld_check_load(struct ucred *cred, struct vnode *vp,
548     struct label *vplabel)
549 {
550 
551 	return (0);
552 }
553 
554 static int
555 stub_kld_check_stat(struct ucred *cred)
556 {
557 
558 	return (0);
559 }
560 
561 static int
562 stub_mount_check_stat(struct ucred *cred, struct mount *mp,
563     struct label *mplabel)
564 {
565 
566 	return (0);
567 }
568 
569 static void
570 stub_mount_create(struct ucred *cred, struct mount *mp,
571     struct label *mplabel)
572 {
573 
574 }
575 
576 static void
577 stub_netinet_arp_send(struct ifnet *ifp, struct label *iflpabel,
578     struct mbuf *m, struct label *mlabel)
579 {
580 
581 }
582 
583 static void
584 stub_netinet_firewall_reply(struct mbuf *mrecv, struct label *mrecvlabel,
585     struct mbuf *msend, struct label *msendlabel)
586 {
587 
588 }
589 
590 static void
591 stub_netinet_firewall_send(struct mbuf *m, struct label *mlabel)
592 {
593 
594 }
595 
596 static void
597 stub_netinet_fragment(struct mbuf *m, struct label *mlabel, struct mbuf *frag,
598     struct label *fraglabel)
599 {
600 
601 }
602 
603 static void
604 stub_netinet_icmp_reply(struct mbuf *mrecv, struct label *mrecvlabel,
605     struct mbuf *msend, struct label *msendlabel)
606 {
607 
608 }
609 
610 static void
611 stub_netinet_icmp_replyinplace(struct mbuf *m, struct label *mlabel)
612 {
613 
614 }
615 
616 static void
617 stub_netinet_igmp_send(struct ifnet *ifp, struct label *iflpabel,
618     struct mbuf *m, struct label *mlabel)
619 {
620 
621 }
622 
623 static void
624 stub_netinet_tcp_reply(struct mbuf *m, struct label *mlabel)
625 {
626 
627 }
628 
629 static void
630 stub_netinet6_nd6_send(struct ifnet *ifp, struct label *iflpabel,
631     struct mbuf *m, struct label *mlabel)
632 {
633 
634 }
635 
636 static int
637 stub_pipe_check_ioctl(struct ucred *cred, struct pipepair *pp,
638     struct label *pplabel, unsigned long cmd, void /* caddr_t */ *data)
639 {
640 
641 	return (0);
642 }
643 
644 static int
645 stub_pipe_check_poll(struct ucred *cred, struct pipepair *pp,
646     struct label *pplabel)
647 {
648 
649 	return (0);
650 }
651 
652 static int
653 stub_pipe_check_read(struct ucred *cred, struct pipepair *pp,
654     struct label *pplabel)
655 {
656 
657 	return (0);
658 }
659 
660 static int
661 stub_pipe_check_relabel(struct ucred *cred, struct pipepair *pp,
662     struct label *pplabel, struct label *newlabel)
663 {
664 
665 	return (0);
666 }
667 
668 static int
669 stub_pipe_check_stat(struct ucred *cred, struct pipepair *pp,
670     struct label *pplabel)
671 {
672 
673 	return (0);
674 }
675 
676 static int
677 stub_pipe_check_write(struct ucred *cred, struct pipepair *pp,
678     struct label *pplabel)
679 {
680 
681 	return (0);
682 }
683 
684 static void
685 stub_pipe_create(struct ucred *cred, struct pipepair *pp,
686     struct label *pplabel)
687 {
688 
689 }
690 
691 static void
692 stub_pipe_relabel(struct ucred *cred, struct pipepair *pp,
693     struct label *pplabel, struct label *newlabel)
694 {
695 
696 }
697 
698 static int
699 stub_posixsem_check_getvalue(struct ucred *active_cred, struct ucred *file_cred,
700     struct ksem *ks, struct label *kslabel)
701 {
702 
703 	return (0);
704 }
705 
706 static int
707 stub_posixsem_check_open(struct ucred *cred, struct ksem *ks,
708     struct label *kslabel)
709 {
710 
711 	return (0);
712 }
713 
714 static int
715 stub_posixsem_check_post(struct ucred *active_cred, struct ucred *file_cred,
716     struct ksem *ks, struct label *kslabel)
717 {
718 
719 	return (0);
720 }
721 
722 static int
723 stub_posixsem_check_setmode(struct ucred *cred, struct ksem *ks,
724     struct label *kslabel, mode_t mode)
725 {
726 
727 	return (0);
728 }
729 
730 static int
731 stub_posixsem_check_setowner(struct ucred *cred, struct ksem *ks,
732     struct label *kslabel, uid_t uid, gid_t gid)
733 {
734 
735 	return (0);
736 }
737 
738 static int
739 stub_posixsem_check_stat(struct ucred *active_cred, struct ucred *file_cred,
740     struct ksem *ks, struct label *kslabel)
741 {
742 
743 	return (0);
744 }
745 
746 static int
747 stub_posixsem_check_unlink(struct ucred *cred, struct ksem *ks,
748     struct label *kslabel)
749 {
750 
751 	return (0);
752 }
753 
754 static int
755 stub_posixsem_check_wait(struct ucred *active_cred, struct ucred *file_cred,
756     struct ksem *ks, struct label *kslabel)
757 {
758 
759 	return (0);
760 }
761 
762 static void
763 stub_posixsem_create(struct ucred *cred, struct ksem *ks,
764     struct label *kslabel)
765 {
766 
767 }
768 
769 static int
770 stub_posixshm_check_create(struct ucred *cred, const char *path)
771 {
772 
773 	return (0);
774 }
775 
776 static int
777 stub_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,
778     struct label *shmlabel, int prot, int flags)
779 {
780 
781 	return (0);
782 }
783 
784 static int
785 stub_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,
786     struct label *shmlabel, accmode_t accmode)
787 {
788 
789 	return (0);
790 }
791 
792 static int
793 stub_posixshm_check_read(struct ucred *active_cred, struct ucred *file_cred,
794     struct shmfd *shm, struct label *shmlabel)
795 {
796 
797 	return (0);
798 }
799 
800 static int
801 stub_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,
802     struct label *shmlabel, mode_t mode)
803 {
804 
805 	return (0);
806 }
807 
808 static int
809 stub_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,
810     struct label *shmlabel, uid_t uid, gid_t gid)
811 {
812 
813 	return (0);
814 }
815 
816 static int
817 stub_posixshm_check_stat(struct ucred *active_cred, struct ucred *file_cred,
818     struct shmfd *shmfd, struct label *shmlabel)
819 {
820 
821 	return (0);
822 }
823 
824 static int
825 stub_posixshm_check_truncate(struct ucred *active_cred,
826     struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel)
827 {
828 
829 	return (0);
830 }
831 
832 static int
833 stub_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,
834     struct label *shmlabel)
835 {
836 
837 	return (0);
838 }
839 
840 static int
841 stub_posixshm_check_write(struct ucred *active_cred, struct ucred *file_cred,
842     struct shmfd *shm, struct label *shmlabel)
843 {
844 
845 	return (0);
846 }
847 
848 static void
849 stub_posixshm_create(struct ucred *cred, struct shmfd *shmfd,
850     struct label *shmlabel)
851 {
852 
853 }
854 
855 static int
856 stub_priv_check(struct ucred *cred, int priv)
857 {
858 
859 	return (0);
860 }
861 
862 static int
863 stub_priv_grant(struct ucred *cred, int priv)
864 {
865 
866 	return (EPERM);
867 }
868 
869 static int
870 stub_proc_check_debug(struct ucred *cred, struct proc *p)
871 {
872 
873 	return (0);
874 }
875 
876 static int
877 stub_proc_check_sched(struct ucred *cred, struct proc *p)
878 {
879 
880 	return (0);
881 }
882 
883 static int
884 stub_proc_check_signal(struct ucred *cred, struct proc *p, int signum)
885 {
886 
887 	return (0);
888 }
889 
890 static int
891 stub_proc_check_wait(struct ucred *cred, struct proc *p)
892 {
893 
894 	return (0);
895 }
896 
897 static int
898 stub_socket_check_accept(struct ucred *cred, struct socket *so,
899     struct label *solabel)
900 {
901 
902 #if 0
903 	SOCK_LOCK(so);
904 	SOCK_UNLOCK(so);
905 #endif
906 
907 	return (0);
908 }
909 
910 static int
911 stub_socket_check_bind(struct ucred *cred, struct socket *so,
912     struct label *solabel, struct sockaddr *sa)
913 {
914 
915 #if 0
916 	SOCK_LOCK(so);
917 	SOCK_UNLOCK(so);
918 #endif
919 
920 	return (0);
921 }
922 
923 static int
924 stub_socket_check_connect(struct ucred *cred, struct socket *so,
925     struct label *solabel, struct sockaddr *sa)
926 {
927 
928 #if 0
929 	SOCK_LOCK(so);
930 	SOCK_UNLOCK(so);
931 #endif
932 
933 	return (0);
934 }
935 
936 static int
937 stub_socket_check_create(struct ucred *cred, int domain, int type, int proto)
938 {
939 
940 	return (0);
941 }
942 
943 static int
944 stub_socket_check_deliver(struct socket *so, struct label *solabel,
945     struct mbuf *m, struct label *mlabel)
946 {
947 
948 #if 0
949 	SOCK_LOCK(so);
950 	SOCK_UNLOCK(so);
951 #endif
952 
953 	return (0);
954 }
955 
956 static int
957 stub_socket_check_listen(struct ucred *cred, struct socket *so,
958     struct label *solabel)
959 {
960 
961 #if 0
962 	SOCK_LOCK(so);
963 	SOCK_UNLOCK(so);
964 #endif
965 
966 	return (0);
967 }
968 
969 static int
970 stub_socket_check_poll(struct ucred *cred, struct socket *so,
971     struct label *solabel)
972 {
973 
974 #if 0
975 	SOCK_LOCK(so);
976 	SOCK_UNLOCK(so);
977 #endif
978 
979 	return (0);
980 }
981 
982 static int
983 stub_socket_check_receive(struct ucred *cred, struct socket *so,
984     struct label *solabel)
985 {
986 
987 #if 0
988 	SOCK_LOCK(so);
989 	SOCK_UNLOCK(so);
990 #endif
991 
992 	return (0);
993 }
994 
995 static int
996 stub_socket_check_relabel(struct ucred *cred, struct socket *so,
997     struct label *solabel, struct label *newlabel)
998 {
999 
1000 	SOCK_LOCK_ASSERT(so);
1001 
1002 	return (0);
1003 }
1004 static int
1005 stub_socket_check_send(struct ucred *cred, struct socket *so,
1006     struct label *solabel)
1007 {
1008 
1009 #if 0
1010 	SOCK_LOCK(so);
1011 	SOCK_UNLOCK(so);
1012 #endif
1013 
1014 	return (0);
1015 }
1016 
1017 static int
1018 stub_socket_check_stat(struct ucred *cred, struct socket *so,
1019     struct label *solabel)
1020 {
1021 
1022 #if 0
1023 	SOCK_LOCK(so);
1024 	SOCK_UNLOCK(so);
1025 #endif
1026 
1027 	return (0);
1028 }
1029 
1030 static int
1031 stub_inpcb_check_visible(struct ucred *cred, struct inpcb *inp,
1032    struct label *inplabel)
1033 {
1034 
1035 	return (0);
1036 }
1037 
1038 static int
1039 stub_socket_check_visible(struct ucred *cred, struct socket *so,
1040    struct label *solabel)
1041 {
1042 
1043 #if 0
1044 	SOCK_LOCK(so);
1045 	SOCK_UNLOCK(so);
1046 #endif
1047 
1048 	return (0);
1049 }
1050 
1051 static void
1052 stub_socket_create(struct ucred *cred, struct socket *so,
1053     struct label *solabel)
1054 {
1055 
1056 }
1057 
1058 static void
1059 stub_socket_create_mbuf(struct socket *so, struct label *solabel,
1060     struct mbuf *m, struct label *mlabel)
1061 {
1062 
1063 #if 0
1064 	SOCK_LOCK(so);
1065 	SOCK_UNLOCK(so);
1066 #endif
1067 }
1068 
1069 static void
1070 stub_socket_newconn(struct socket *oldso, struct label *oldsolabel,
1071     struct socket *newso, struct label *newsolabel)
1072 {
1073 
1074 #if 0
1075 	SOCK_LOCK(oldso);
1076 	SOCK_UNLOCK(oldso);
1077 #endif
1078 #if 0
1079 	SOCK_LOCK(newso);
1080 	SOCK_UNLOCK(newso);
1081 #endif
1082 }
1083 
1084 static void
1085 stub_socket_relabel(struct ucred *cred, struct socket *so,
1086     struct label *solabel, struct label *newlabel)
1087 {
1088 
1089 	SOCK_LOCK_ASSERT(so);
1090 }
1091 
1092 static void
1093 stub_socketpeer_set_from_mbuf(struct mbuf *m, struct label *mlabel,
1094     struct socket *so, struct label *sopeerlabel)
1095 {
1096 
1097 #if 0
1098 	SOCK_LOCK(so);
1099 	SOCK_UNLOCK(so);
1100 #endif
1101 }
1102 
1103 static void
1104 stub_socketpeer_set_from_socket(struct socket *oldso,
1105     struct label *oldsolabel, struct socket *newso,
1106     struct label *newsopeerlabel)
1107 {
1108 
1109 #if 0
1110 	SOCK_LOCK(oldso);
1111 	SOCK_UNLOCK(oldso);
1112 #endif
1113 #if 0
1114 	SOCK_LOCK(newso);
1115 	SOCK_UNLOCK(newso);
1116 #endif
1117 }
1118 
1119 static void
1120 stub_syncache_create(struct label *label, struct inpcb *inp)
1121 {
1122 
1123 }
1124 
1125 static void
1126 stub_syncache_create_mbuf(struct label *sc_label, struct mbuf *m,
1127     struct label *mlabel)
1128 {
1129 
1130 }
1131 
1132 static int
1133 stub_system_check_acct(struct ucred *cred, struct vnode *vp,
1134     struct label *vplabel)
1135 {
1136 
1137 	return (0);
1138 }
1139 
1140 static int
1141 stub_system_check_audit(struct ucred *cred, void *record, int length)
1142 {
1143 
1144 	return (0);
1145 }
1146 
1147 static int
1148 stub_system_check_auditctl(struct ucred *cred, struct vnode *vp,
1149     struct label *vplabel)
1150 {
1151 
1152 	return (0);
1153 }
1154 
1155 static int
1156 stub_system_check_auditon(struct ucred *cred, int cmd)
1157 {
1158 
1159 	return (0);
1160 }
1161 
1162 static int
1163 stub_system_check_reboot(struct ucred *cred, int how)
1164 {
1165 
1166 	return (0);
1167 }
1168 
1169 static int
1170 stub_system_check_swapoff(struct ucred *cred, struct vnode *vp,
1171     struct label *vplabel)
1172 {
1173 
1174 	return (0);
1175 }
1176 
1177 static int
1178 stub_system_check_swapon(struct ucred *cred, struct vnode *vp,
1179     struct label *vplabel)
1180 {
1181 
1182 	return (0);
1183 }
1184 
1185 static int
1186 stub_system_check_sysctl(struct ucred *cred, struct sysctl_oid *oidp,
1187     void *arg1, int arg2, struct sysctl_req *req)
1188 {
1189 
1190 	return (0);
1191 }
1192 
1193 static void
1194 stub_sysvmsg_cleanup(struct label *msglabel)
1195 {
1196 
1197 }
1198 
1199 static void
1200 stub_sysvmsg_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1201     struct label *msqlabel, struct msg *msgptr, struct label *msglabel)
1202 {
1203 
1204 }
1205 
1206 static int
1207 stub_sysvmsq_check_msgmsq(struct ucred *cred, struct msg *msgptr,
1208     struct label *msglabel, struct msqid_kernel *msqkptr,
1209     struct label *msqklabel)
1210 {
1211 
1212 	return (0);
1213 }
1214 
1215 static int
1216 stub_sysvmsq_check_msgrcv(struct ucred *cred, struct msg *msgptr,
1217     struct label *msglabel)
1218 {
1219 
1220 	return (0);
1221 }
1222 
1223 static int
1224 stub_sysvmsq_check_msgrmid(struct ucred *cred, struct msg *msgptr,
1225     struct label *msglabel)
1226 {
1227 
1228 	return (0);
1229 }
1230 
1231 static int
1232 stub_sysvmsq_check_msqget(struct ucred *cred, struct msqid_kernel *msqkptr,
1233     struct label *msqklabel)
1234 {
1235 
1236 	return (0);
1237 }
1238 
1239 static int
1240 stub_sysvmsq_check_msqsnd(struct ucred *cred, struct msqid_kernel *msqkptr,
1241     struct label *msqklabel)
1242 {
1243 
1244 	return (0);
1245 }
1246 
1247 static int
1248 stub_sysvmsq_check_msqrcv(struct ucred *cred, struct msqid_kernel *msqkptr,
1249     struct label *msqklabel)
1250 {
1251 
1252 	return (0);
1253 }
1254 
1255 static int
1256 stub_sysvmsq_check_msqctl(struct ucred *cred, struct msqid_kernel *msqkptr,
1257     struct label *msqklabel, int cmd)
1258 {
1259 
1260 	return (0);
1261 }
1262 
1263 static void
1264 stub_sysvmsq_cleanup(struct label *msqlabel)
1265 {
1266 
1267 }
1268 
1269 static void
1270 stub_sysvmsq_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1271     struct label *msqlabel)
1272 {
1273 
1274 }
1275 
1276 static int
1277 stub_sysvsem_check_semctl(struct ucred *cred, struct semid_kernel *semakptr,
1278     struct label *semaklabel, int cmd)
1279 {
1280 
1281 	return (0);
1282 }
1283 
1284 static int
1285 stub_sysvsem_check_semget(struct ucred *cred, struct semid_kernel *semakptr,
1286     struct label *semaklabel)
1287 {
1288 
1289 	return (0);
1290 }
1291 
1292 static int
1293 stub_sysvsem_check_semop(struct ucred *cred, struct semid_kernel *semakptr,
1294     struct label *semaklabel, size_t accesstype)
1295 {
1296 
1297 	return (0);
1298 }
1299 
1300 static void
1301 stub_sysvsem_cleanup(struct label *semalabel)
1302 {
1303 
1304 }
1305 
1306 static void
1307 stub_sysvsem_create(struct ucred *cred, struct semid_kernel *semakptr,
1308     struct label *semalabel)
1309 {
1310 
1311 }
1312 
1313 static int
1314 stub_sysvshm_check_shmat(struct ucred *cred, struct shmid_kernel *shmsegptr,
1315     struct label *shmseglabel, int shmflg)
1316 {
1317 
1318 	return (0);
1319 }
1320 
1321 static int
1322 stub_sysvshm_check_shmctl(struct ucred *cred, struct shmid_kernel *shmsegptr,
1323     struct label *shmseglabel, int cmd)
1324 {
1325 
1326 	return (0);
1327 }
1328 
1329 static int
1330 stub_sysvshm_check_shmdt(struct ucred *cred, struct shmid_kernel *shmsegptr,
1331     struct label *shmseglabel)
1332 {
1333 
1334 	return (0);
1335 }
1336 
1337 static int
1338 stub_sysvshm_check_shmget(struct ucred *cred, struct shmid_kernel *shmsegptr,
1339     struct label *shmseglabel, int shmflg)
1340 {
1341 
1342 	return (0);
1343 }
1344 
1345 static void
1346 stub_sysvshm_cleanup(struct label *shmlabel)
1347 {
1348 
1349 }
1350 
1351 static void
1352 stub_sysvshm_create(struct ucred *cred, struct shmid_kernel *shmsegptr,
1353     struct label *shmalabel)
1354 {
1355 
1356 }
1357 
1358 static void
1359 stub_thread_userret(struct thread *td)
1360 {
1361 
1362 }
1363 
1364 static int
1365 stub_vnode_associate_extattr(struct mount *mp, struct label *mplabel,
1366     struct vnode *vp, struct label *vplabel)
1367 {
1368 
1369 	return (0);
1370 }
1371 
1372 static void
1373 stub_vnode_associate_singlelabel(struct mount *mp, struct label *mplabel,
1374     struct vnode *vp, struct label *vplabel)
1375 {
1376 
1377 }
1378 
1379 static int
1380 stub_vnode_check_access(struct ucred *cred, struct vnode *vp,
1381     struct label *vplabel, accmode_t accmode)
1382 {
1383 
1384 	return (0);
1385 }
1386 
1387 static int
1388 stub_vnode_check_chdir(struct ucred *cred, struct vnode *dvp,
1389     struct label *dvplabel)
1390 {
1391 
1392 	return (0);
1393 }
1394 
1395 static int
1396 stub_vnode_check_chroot(struct ucred *cred, struct vnode *dvp,
1397     struct label *dvplabel)
1398 {
1399 
1400 	return (0);
1401 }
1402 
1403 static int
1404 stub_vnode_check_create(struct ucred *cred, struct vnode *dvp,
1405     struct label *dvplabel, struct componentname *cnp, struct vattr *vap)
1406 {
1407 
1408 	return (0);
1409 }
1410 
1411 static int
1412 stub_vnode_check_deleteacl(struct ucred *cred, struct vnode *vp,
1413     struct label *vplabel, acl_type_t type)
1414 {
1415 
1416 	return (0);
1417 }
1418 
1419 static int
1420 stub_vnode_check_deleteextattr(struct ucred *cred, struct vnode *vp,
1421     struct label *vplabel, int attrnamespace, const char *name)
1422 {
1423 
1424 	return (0);
1425 }
1426 
1427 static int
1428 stub_vnode_check_exec(struct ucred *cred, struct vnode *vp,
1429     struct label *vplabel, struct image_params *imgp,
1430     struct label *execlabel)
1431 {
1432 
1433 	return (0);
1434 }
1435 
1436 static int
1437 stub_vnode_check_getacl(struct ucred *cred, struct vnode *vp,
1438     struct label *vplabel, acl_type_t type)
1439 {
1440 
1441 	return (0);
1442 }
1443 
1444 static int
1445 stub_vnode_check_getextattr(struct ucred *cred, struct vnode *vp,
1446     struct label *vplabel, int attrnamespace, const char *name)
1447 {
1448 
1449 	return (0);
1450 }
1451 
1452 static int
1453 stub_vnode_check_link(struct ucred *cred, struct vnode *dvp,
1454     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1455     struct componentname *cnp)
1456 {
1457 
1458 	return (0);
1459 }
1460 
1461 static int
1462 stub_vnode_check_listextattr(struct ucred *cred, struct vnode *vp,
1463     struct label *vplabel, int attrnamespace)
1464 {
1465 
1466 	return (0);
1467 }
1468 
1469 static int
1470 stub_vnode_check_lookup(struct ucred *cred, struct vnode *dvp,
1471     struct label *dvplabel, struct componentname *cnp)
1472 {
1473 
1474 	return (0);
1475 }
1476 
1477 static int
1478 stub_vnode_check_mmap(struct ucred *cred, struct vnode *vp,
1479     struct label *vplabel, int prot, int flags)
1480 {
1481 
1482 	return (0);
1483 }
1484 
1485 static void
1486 stub_vnode_check_mmap_downgrade(struct ucred *cred, struct vnode *vp,
1487     struct label *vplabel, int *prot)
1488 {
1489 
1490 }
1491 
1492 static int
1493 stub_vnode_check_mprotect(struct ucred *cred, struct vnode *vp,
1494     struct label *vplabel, int prot)
1495 {
1496 
1497 	return (0);
1498 }
1499 
1500 static int
1501 stub_vnode_check_open(struct ucred *cred, struct vnode *vp,
1502     struct label *vplabel, accmode_t accmode)
1503 {
1504 
1505 	return (0);
1506 }
1507 
1508 static int
1509 stub_vnode_check_poll(struct ucred *active_cred, struct ucred *file_cred,
1510     struct vnode *vp, struct label *vplabel)
1511 {
1512 
1513 	return (0);
1514 }
1515 
1516 static int
1517 stub_vnode_check_read(struct ucred *active_cred, struct ucred *file_cred,
1518     struct vnode *vp, struct label *vplabel)
1519 {
1520 
1521 	return (0);
1522 }
1523 
1524 static int
1525 stub_vnode_check_readdir(struct ucred *cred, struct vnode *vp,
1526     struct label *dvplabel)
1527 {
1528 
1529 	return (0);
1530 }
1531 
1532 static int
1533 stub_vnode_check_readlink(struct ucred *cred, struct vnode *vp,
1534     struct label *vplabel)
1535 {
1536 
1537 	return (0);
1538 }
1539 
1540 static int
1541 stub_vnode_check_relabel(struct ucred *cred, struct vnode *vp,
1542     struct label *vplabel, struct label *newlabel)
1543 {
1544 
1545 	return (0);
1546 }
1547 
1548 static int
1549 stub_vnode_check_rename_from(struct ucred *cred, struct vnode *dvp,
1550     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1551     struct componentname *cnp)
1552 {
1553 
1554 	return (0);
1555 }
1556 
1557 static int
1558 stub_vnode_check_rename_to(struct ucred *cred, struct vnode *dvp,
1559     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1560     int samedir, struct componentname *cnp)
1561 {
1562 
1563 	return (0);
1564 }
1565 
1566 static int
1567 stub_vnode_check_revoke(struct ucred *cred, struct vnode *vp,
1568     struct label *vplabel)
1569 {
1570 
1571 	return (0);
1572 }
1573 
1574 static int
1575 stub_vnode_check_setacl(struct ucred *cred, struct vnode *vp,
1576     struct label *vplabel, acl_type_t type, struct acl *acl)
1577 {
1578 
1579 	return (0);
1580 }
1581 
1582 static int
1583 stub_vnode_check_setextattr(struct ucred *cred, struct vnode *vp,
1584     struct label *vplabel, int attrnamespace, const char *name)
1585 {
1586 
1587 	return (0);
1588 }
1589 
1590 static int
1591 stub_vnode_check_setflags(struct ucred *cred, struct vnode *vp,
1592     struct label *vplabel, u_long flags)
1593 {
1594 
1595 	return (0);
1596 }
1597 
1598 static int
1599 stub_vnode_check_setmode(struct ucred *cred, struct vnode *vp,
1600     struct label *vplabel, mode_t mode)
1601 {
1602 
1603 	return (0);
1604 }
1605 
1606 static int
1607 stub_vnode_check_setowner(struct ucred *cred, struct vnode *vp,
1608     struct label *vplabel, uid_t uid, gid_t gid)
1609 {
1610 
1611 	return (0);
1612 }
1613 
1614 static int
1615 stub_vnode_check_setutimes(struct ucred *cred, struct vnode *vp,
1616     struct label *vplabel, struct timespec atime, struct timespec mtime)
1617 {
1618 
1619 	return (0);
1620 }
1621 
1622 static int
1623 stub_vnode_check_stat(struct ucred *active_cred, struct ucred *file_cred,
1624     struct vnode *vp, struct label *vplabel)
1625 {
1626 
1627 	return (0);
1628 }
1629 
1630 static int
1631 stub_vnode_check_unlink(struct ucred *cred, struct vnode *dvp,
1632     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1633     struct componentname *cnp)
1634 {
1635 
1636 	return (0);
1637 }
1638 
1639 static int
1640 stub_vnode_check_write(struct ucred *active_cred, struct ucred *file_cred,
1641     struct vnode *vp, struct label *vplabel)
1642 {
1643 
1644 	return (0);
1645 }
1646 
1647 static int
1648 stub_vnode_create_extattr(struct ucred *cred, struct mount *mp,
1649     struct label *mntlabel, struct vnode *dvp, struct label *dvplabel,
1650     struct vnode *vp, struct label *vplabel, struct componentname *cnp)
1651 {
1652 
1653 	return (0);
1654 }
1655 
1656 static void
1657 stub_vnode_execve_transition(struct ucred *old, struct ucred *new,
1658     struct vnode *vp, struct label *vplabel, struct label *interpvplabel,
1659     struct image_params *imgp, struct label *execlabel)
1660 {
1661 
1662 }
1663 
1664 static int
1665 stub_vnode_execve_will_transition(struct ucred *old, struct vnode *vp,
1666     struct label *vplabel, struct label *interpvplabel,
1667     struct image_params *imgp, struct label *execlabel)
1668 {
1669 
1670 	return (0);
1671 }
1672 
1673 static void
1674 stub_vnode_relabel(struct ucred *cred, struct vnode *vp,
1675     struct label *vplabel, struct label *label)
1676 {
1677 
1678 }
1679 
1680 static int
1681 stub_vnode_setlabel_extattr(struct ucred *cred, struct vnode *vp,
1682     struct label *vplabel, struct label *intlabel)
1683 {
1684 
1685 	return (0);
1686 }
1687 
1688 /*
1689  * Register functions with MAC Framework policy entry points.
1690  */
1691 static struct mac_policy_ops stub_ops =
1692 {
1693 	.mpo_destroy = stub_destroy,
1694 	.mpo_init = stub_init,
1695 	.mpo_syscall = stub_syscall,
1696 
1697 	.mpo_bpfdesc_check_receive = stub_bpfdesc_check_receive,
1698 	.mpo_bpfdesc_create = stub_bpfdesc_create,
1699 	.mpo_bpfdesc_create_mbuf = stub_bpfdesc_create_mbuf,
1700 	.mpo_bpfdesc_destroy_label = stub_destroy_label,
1701 	.mpo_bpfdesc_init_label = stub_init_label,
1702 
1703 	.mpo_cred_associate_nfsd = stub_cred_associate_nfsd,
1704 	.mpo_cred_check_relabel = stub_cred_check_relabel,
1705 	.mpo_cred_check_setaudit = stub_cred_check_setaudit,
1706 	.mpo_cred_check_setaudit_addr = stub_cred_check_setaudit_addr,
1707 	.mpo_cred_check_setauid = stub_cred_check_setauid,
1708 	.mpo_cred_setcred_enter = stub_cred_setcred_enter,
1709 	.mpo_cred_check_setcred = stub_cred_check_setcred,
1710 	.mpo_cred_setcred_exit = stub_cred_setcred_exit,
1711 	.mpo_cred_check_setegid = stub_cred_check_setegid,
1712 	.mpo_cred_check_seteuid = stub_cred_check_seteuid,
1713 	.mpo_cred_check_setgid = stub_cred_check_setgid,
1714 	.mpo_cred_check_setgroups = stub_cred_check_setgroups,
1715 	.mpo_cred_check_setregid = stub_cred_check_setregid,
1716 	.mpo_cred_check_setresgid = stub_cred_check_setresgid,
1717 	.mpo_cred_check_setresuid = stub_cred_check_setresuid,
1718 	.mpo_cred_check_setreuid = stub_cred_check_setreuid,
1719 	.mpo_cred_check_setuid = stub_cred_check_setuid,
1720 	.mpo_cred_check_visible = stub_cred_check_visible,
1721 	.mpo_cred_copy_label = stub_copy_label,
1722 	.mpo_cred_create_init = stub_cred_create_init,
1723 	.mpo_cred_create_swapper = stub_cred_create_swapper,
1724 	.mpo_cred_destroy_label = stub_destroy_label,
1725 	.mpo_cred_externalize_label = stub_externalize_label,
1726 	.mpo_cred_init_label = stub_init_label,
1727 	.mpo_cred_internalize_label = stub_internalize_label,
1728 	.mpo_cred_relabel= stub_cred_relabel,
1729 
1730 	.mpo_ddb_command_exec = stub_ddb_command_exec,
1731 	.mpo_ddb_command_register = stub_ddb_command_register,
1732 
1733 	.mpo_devfs_create_device = stub_devfs_create_device,
1734 	.mpo_devfs_create_directory = stub_devfs_create_directory,
1735 	.mpo_devfs_create_symlink = stub_devfs_create_symlink,
1736 	.mpo_devfs_destroy_label = stub_destroy_label,
1737 	.mpo_devfs_init_label = stub_init_label,
1738 	.mpo_devfs_update = stub_devfs_update,
1739 	.mpo_devfs_vnode_associate = stub_devfs_vnode_associate,
1740 
1741 	.mpo_ifnet_check_relabel = stub_ifnet_check_relabel,
1742 	.mpo_ifnet_check_transmit = stub_ifnet_check_transmit,
1743 	.mpo_ifnet_copy_label = stub_copy_label,
1744 	.mpo_ifnet_create = stub_ifnet_create,
1745 	.mpo_ifnet_create_mbuf = stub_ifnet_create_mbuf,
1746 	.mpo_ifnet_destroy_label = stub_destroy_label,
1747 	.mpo_ifnet_externalize_label = stub_externalize_label,
1748 	.mpo_ifnet_init_label = stub_init_label,
1749 	.mpo_ifnet_internalize_label = stub_internalize_label,
1750 	.mpo_ifnet_relabel = stub_ifnet_relabel,
1751 
1752 	.mpo_inpcb_check_deliver = stub_inpcb_check_deliver,
1753 	.mpo_inpcb_check_visible = stub_inpcb_check_visible,
1754 	.mpo_inpcb_create = stub_inpcb_create,
1755 	.mpo_inpcb_create_mbuf = stub_inpcb_create_mbuf,
1756 	.mpo_inpcb_destroy_label = stub_destroy_label,
1757 	.mpo_inpcb_init_label = stub_init_label_waitcheck,
1758 	.mpo_inpcb_sosetlabel = stub_inpcb_sosetlabel,
1759 
1760 	.mpo_ip6q_create = stub_ip6q_create,
1761 	.mpo_ip6q_destroy_label = stub_destroy_label,
1762 	.mpo_ip6q_init_label = stub_init_label_waitcheck,
1763 	.mpo_ip6q_match = stub_ip6q_match,
1764 	.mpo_ip6q_update = stub_ip6q_update,
1765 	.mpo_ip6q_reassemble = stub_ip6q_reassemble,
1766 
1767 	.mpo_ipq_create = stub_ipq_create,
1768 	.mpo_ipq_destroy_label = stub_destroy_label,
1769 	.mpo_ipq_init_label = stub_init_label_waitcheck,
1770 	.mpo_ipq_match = stub_ipq_match,
1771 	.mpo_ipq_update = stub_ipq_update,
1772 	.mpo_ipq_reassemble = stub_ipq_reassemble,
1773 
1774 	.mpo_kdb_check_backend = stub_kdb_check_backend,
1775 
1776 	.mpo_kenv_check_dump = stub_kenv_check_dump,
1777 	.mpo_kenv_check_get = stub_kenv_check_get,
1778 	.mpo_kenv_check_set = stub_kenv_check_set,
1779 	.mpo_kenv_check_unset = stub_kenv_check_unset,
1780 
1781 	.mpo_kld_check_load = stub_kld_check_load,
1782 	.mpo_kld_check_stat = stub_kld_check_stat,
1783 
1784 	.mpo_mbuf_copy_label = stub_copy_label,
1785 	.mpo_mbuf_destroy_label = stub_destroy_label,
1786 	.mpo_mbuf_init_label = stub_init_label_waitcheck,
1787 
1788 	.mpo_mount_check_stat = stub_mount_check_stat,
1789 	.mpo_mount_create = stub_mount_create,
1790 	.mpo_mount_destroy_label = stub_destroy_label,
1791 	.mpo_mount_init_label = stub_init_label,
1792 
1793 	.mpo_netinet_arp_send = stub_netinet_arp_send,
1794 	.mpo_netinet_firewall_reply = stub_netinet_firewall_reply,
1795 	.mpo_netinet_firewall_send = stub_netinet_firewall_send,
1796 	.mpo_netinet_fragment = stub_netinet_fragment,
1797 	.mpo_netinet_icmp_reply = stub_netinet_icmp_reply,
1798 	.mpo_netinet_icmp_replyinplace = stub_netinet_icmp_replyinplace,
1799 	.mpo_netinet_tcp_reply = stub_netinet_tcp_reply,
1800 	.mpo_netinet_igmp_send = stub_netinet_igmp_send,
1801 
1802 	.mpo_netinet6_nd6_send = stub_netinet6_nd6_send,
1803 
1804 	.mpo_pipe_check_ioctl = stub_pipe_check_ioctl,
1805 	.mpo_pipe_check_poll = stub_pipe_check_poll,
1806 	.mpo_pipe_check_read = stub_pipe_check_read,
1807 	.mpo_pipe_check_relabel = stub_pipe_check_relabel,
1808 	.mpo_pipe_check_stat = stub_pipe_check_stat,
1809 	.mpo_pipe_check_write = stub_pipe_check_write,
1810 	.mpo_pipe_copy_label = stub_copy_label,
1811 	.mpo_pipe_create = stub_pipe_create,
1812 	.mpo_pipe_destroy_label = stub_destroy_label,
1813 	.mpo_pipe_externalize_label = stub_externalize_label,
1814 	.mpo_pipe_init_label = stub_init_label,
1815 	.mpo_pipe_internalize_label = stub_internalize_label,
1816 	.mpo_pipe_relabel = stub_pipe_relabel,
1817 
1818 	.mpo_posixsem_check_getvalue = stub_posixsem_check_getvalue,
1819 	.mpo_posixsem_check_open = stub_posixsem_check_open,
1820 	.mpo_posixsem_check_post = stub_posixsem_check_post,
1821 	.mpo_posixsem_check_setmode = stub_posixsem_check_setmode,
1822 	.mpo_posixsem_check_setowner = stub_posixsem_check_setowner,
1823 	.mpo_posixsem_check_stat = stub_posixsem_check_stat,
1824 	.mpo_posixsem_check_unlink = stub_posixsem_check_unlink,
1825 	.mpo_posixsem_check_wait = stub_posixsem_check_wait,
1826 	.mpo_posixsem_create = stub_posixsem_create,
1827 	.mpo_posixsem_destroy_label = stub_destroy_label,
1828 	.mpo_posixsem_init_label = stub_init_label,
1829 
1830 	.mpo_posixshm_check_create = stub_posixshm_check_create,
1831 	.mpo_posixshm_check_mmap = stub_posixshm_check_mmap,
1832 	.mpo_posixshm_check_open = stub_posixshm_check_open,
1833 	.mpo_posixshm_check_read = stub_posixshm_check_read,
1834 	.mpo_posixshm_check_setmode = stub_posixshm_check_setmode,
1835 	.mpo_posixshm_check_setowner = stub_posixshm_check_setowner,
1836 	.mpo_posixshm_check_stat = stub_posixshm_check_stat,
1837 	.mpo_posixshm_check_truncate = stub_posixshm_check_truncate,
1838 	.mpo_posixshm_check_unlink = stub_posixshm_check_unlink,
1839 	.mpo_posixshm_check_write = stub_posixshm_check_write,
1840 	.mpo_posixshm_create = stub_posixshm_create,
1841 	.mpo_posixshm_destroy_label = stub_destroy_label,
1842 	.mpo_posixshm_init_label = stub_init_label,
1843 
1844 	.mpo_priv_check = stub_priv_check,
1845 	.mpo_priv_grant = stub_priv_grant,
1846 
1847 	.mpo_proc_check_debug = stub_proc_check_debug,
1848 	.mpo_proc_check_sched = stub_proc_check_sched,
1849 	.mpo_proc_check_signal = stub_proc_check_signal,
1850 	.mpo_proc_check_wait = stub_proc_check_wait,
1851 
1852 	.mpo_socket_check_accept = stub_socket_check_accept,
1853 	.mpo_socket_check_bind = stub_socket_check_bind,
1854 	.mpo_socket_check_connect = stub_socket_check_connect,
1855 	.mpo_socket_check_create = stub_socket_check_create,
1856 	.mpo_socket_check_deliver = stub_socket_check_deliver,
1857 	.mpo_socket_check_listen = stub_socket_check_listen,
1858 	.mpo_socket_check_poll = stub_socket_check_poll,
1859 	.mpo_socket_check_receive = stub_socket_check_receive,
1860 	.mpo_socket_check_relabel = stub_socket_check_relabel,
1861 	.mpo_socket_check_send = stub_socket_check_send,
1862 	.mpo_socket_check_stat = stub_socket_check_stat,
1863 	.mpo_socket_check_visible = stub_socket_check_visible,
1864 	.mpo_socket_copy_label = stub_copy_label,
1865 	.mpo_socket_create = stub_socket_create,
1866 	.mpo_socket_create_mbuf = stub_socket_create_mbuf,
1867 	.mpo_socket_destroy_label = stub_destroy_label,
1868 	.mpo_socket_externalize_label = stub_externalize_label,
1869 	.mpo_socket_init_label = stub_init_label_waitcheck,
1870 	.mpo_socket_internalize_label = stub_internalize_label,
1871 	.mpo_socket_newconn = stub_socket_newconn,
1872 	.mpo_socket_relabel = stub_socket_relabel,
1873 
1874 	.mpo_socketpeer_destroy_label = stub_destroy_label,
1875 	.mpo_socketpeer_externalize_label = stub_externalize_label,
1876 	.mpo_socketpeer_init_label = stub_init_label_waitcheck,
1877 	.mpo_socketpeer_set_from_mbuf = stub_socketpeer_set_from_mbuf,
1878 	.mpo_socketpeer_set_from_socket = stub_socketpeer_set_from_socket,
1879 
1880 	.mpo_syncache_init_label = stub_init_label_waitcheck,
1881 	.mpo_syncache_destroy_label = stub_destroy_label,
1882 	.mpo_syncache_create = stub_syncache_create,
1883 	.mpo_syncache_create_mbuf= stub_syncache_create_mbuf,
1884 
1885 	.mpo_sysvmsg_cleanup = stub_sysvmsg_cleanup,
1886 	.mpo_sysvmsg_create = stub_sysvmsg_create,
1887 	.mpo_sysvmsg_destroy_label = stub_destroy_label,
1888 	.mpo_sysvmsg_init_label = stub_init_label,
1889 
1890 	.mpo_sysvmsq_check_msgmsq = stub_sysvmsq_check_msgmsq,
1891 	.mpo_sysvmsq_check_msgrcv = stub_sysvmsq_check_msgrcv,
1892 	.mpo_sysvmsq_check_msgrmid = stub_sysvmsq_check_msgrmid,
1893 	.mpo_sysvmsq_check_msqget = stub_sysvmsq_check_msqget,
1894 	.mpo_sysvmsq_check_msqsnd = stub_sysvmsq_check_msqsnd,
1895 	.mpo_sysvmsq_check_msqrcv = stub_sysvmsq_check_msqrcv,
1896 	.mpo_sysvmsq_check_msqctl = stub_sysvmsq_check_msqctl,
1897 	.mpo_sysvmsq_cleanup = stub_sysvmsq_cleanup,
1898 	.mpo_sysvmsq_create = stub_sysvmsq_create,
1899 	.mpo_sysvmsq_destroy_label = stub_destroy_label,
1900 	.mpo_sysvmsq_init_label = stub_init_label,
1901 
1902 	.mpo_sysvsem_check_semctl = stub_sysvsem_check_semctl,
1903 	.mpo_sysvsem_check_semget = stub_sysvsem_check_semget,
1904 	.mpo_sysvsem_check_semop = stub_sysvsem_check_semop,
1905 	.mpo_sysvsem_cleanup = stub_sysvsem_cleanup,
1906 	.mpo_sysvsem_create = stub_sysvsem_create,
1907 	.mpo_sysvsem_destroy_label = stub_destroy_label,
1908 	.mpo_sysvsem_init_label = stub_init_label,
1909 
1910 	.mpo_sysvshm_check_shmat = stub_sysvshm_check_shmat,
1911 	.mpo_sysvshm_check_shmctl = stub_sysvshm_check_shmctl,
1912 	.mpo_sysvshm_check_shmdt = stub_sysvshm_check_shmdt,
1913 	.mpo_sysvshm_check_shmget = stub_sysvshm_check_shmget,
1914 	.mpo_sysvshm_cleanup = stub_sysvshm_cleanup,
1915 	.mpo_sysvshm_create = stub_sysvshm_create,
1916 	.mpo_sysvshm_destroy_label = stub_destroy_label,
1917 	.mpo_sysvshm_init_label = stub_init_label,
1918 
1919 	.mpo_system_check_acct = stub_system_check_acct,
1920 	.mpo_system_check_audit = stub_system_check_audit,
1921 	.mpo_system_check_auditctl = stub_system_check_auditctl,
1922 	.mpo_system_check_auditon = stub_system_check_auditon,
1923 	.mpo_system_check_reboot = stub_system_check_reboot,
1924 	.mpo_system_check_swapoff = stub_system_check_swapoff,
1925 	.mpo_system_check_swapon = stub_system_check_swapon,
1926 	.mpo_system_check_sysctl = stub_system_check_sysctl,
1927 
1928 	.mpo_thread_userret = stub_thread_userret,
1929 
1930 	.mpo_vnode_associate_extattr = stub_vnode_associate_extattr,
1931 	.mpo_vnode_associate_singlelabel = stub_vnode_associate_singlelabel,
1932 	.mpo_vnode_check_access = stub_vnode_check_access,
1933 	.mpo_vnode_check_chdir = stub_vnode_check_chdir,
1934 	.mpo_vnode_check_chroot = stub_vnode_check_chroot,
1935 	.mpo_vnode_check_create = stub_vnode_check_create,
1936 	.mpo_vnode_check_deleteacl = stub_vnode_check_deleteacl,
1937 	.mpo_vnode_check_deleteextattr = stub_vnode_check_deleteextattr,
1938 	.mpo_vnode_check_exec = stub_vnode_check_exec,
1939 	.mpo_vnode_check_getacl = stub_vnode_check_getacl,
1940 	.mpo_vnode_check_getextattr = stub_vnode_check_getextattr,
1941 	.mpo_vnode_check_link = stub_vnode_check_link,
1942 	.mpo_vnode_check_listextattr = stub_vnode_check_listextattr,
1943 	.mpo_vnode_check_lookup = stub_vnode_check_lookup,
1944 	.mpo_vnode_check_mmap = stub_vnode_check_mmap,
1945 	.mpo_vnode_check_mmap_downgrade = stub_vnode_check_mmap_downgrade,
1946 	.mpo_vnode_check_mprotect = stub_vnode_check_mprotect,
1947 	.mpo_vnode_check_open = stub_vnode_check_open,
1948 	.mpo_vnode_check_poll = stub_vnode_check_poll,
1949 	.mpo_vnode_check_read = stub_vnode_check_read,
1950 	.mpo_vnode_check_readdir = stub_vnode_check_readdir,
1951 	.mpo_vnode_check_readlink = stub_vnode_check_readlink,
1952 	.mpo_vnode_check_relabel = stub_vnode_check_relabel,
1953 	.mpo_vnode_check_rename_from = stub_vnode_check_rename_from,
1954 	.mpo_vnode_check_rename_to = stub_vnode_check_rename_to,
1955 	.mpo_vnode_check_revoke = stub_vnode_check_revoke,
1956 	.mpo_vnode_check_setacl = stub_vnode_check_setacl,
1957 	.mpo_vnode_check_setextattr = stub_vnode_check_setextattr,
1958 	.mpo_vnode_check_setflags = stub_vnode_check_setflags,
1959 	.mpo_vnode_check_setmode = stub_vnode_check_setmode,
1960 	.mpo_vnode_check_setowner = stub_vnode_check_setowner,
1961 	.mpo_vnode_check_setutimes = stub_vnode_check_setutimes,
1962 	.mpo_vnode_check_stat = stub_vnode_check_stat,
1963 	.mpo_vnode_check_unlink = stub_vnode_check_unlink,
1964 	.mpo_vnode_check_write = stub_vnode_check_write,
1965 	.mpo_vnode_copy_label = stub_copy_label,
1966 	.mpo_vnode_create_extattr = stub_vnode_create_extattr,
1967 	.mpo_vnode_destroy_label = stub_destroy_label,
1968 	.mpo_vnode_execve_transition = stub_vnode_execve_transition,
1969 	.mpo_vnode_execve_will_transition = stub_vnode_execve_will_transition,
1970 	.mpo_vnode_externalize_label = stub_externalize_label,
1971 	.mpo_vnode_init_label = stub_init_label,
1972 	.mpo_vnode_internalize_label = stub_internalize_label,
1973 	.mpo_vnode_relabel = stub_vnode_relabel,
1974 	.mpo_vnode_setlabel_extattr = stub_vnode_setlabel_extattr,
1975 };
1976 
1977 MAC_POLICY_SET(&stub_ops, mac_stub, "TrustedBSD MAC/Stub",
1978     MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1979