xref: /freebsd/sys/security/mac_stub/mac_stub.c (revision ce6a89e27cd190313be39bb479880aeda4778436)
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,
93     CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
94     "TrustedBSD mac_stub policy controls");
95 
96 static int	stub_enabled = 1;
97 SYSCTL_INT(_security_mac_stub, OID_AUTO, enabled, CTLFLAG_RW,
98     &stub_enabled, 0, "Enforce mac_stub policy");
99 
100 /*
101  * Policy module operations.
102  */
103 static void
104 stub_destroy(struct mac_policy_conf *conf)
105 {
106 
107 }
108 
109 static void
110 stub_init(struct mac_policy_conf *conf)
111 {
112 
113 }
114 
115 static int
116 stub_syscall(struct thread *td, int call, void *arg)
117 {
118 
119 	return (0);
120 }
121 
122 /*
123  * Label operations.
124  */
125 static void
126 stub_init_label(struct label *label)
127 {
128 
129 }
130 
131 static int
132 stub_init_label_waitcheck(struct label *label, int flag)
133 {
134 
135 	return (0);
136 }
137 
138 static void
139 stub_destroy_label(struct label *label)
140 {
141 
142 }
143 
144 static void
145 stub_copy_label(struct label *src, struct label *dest)
146 {
147 
148 }
149 
150 static int
151 stub_externalize_label(struct label *label, char *element_name,
152     struct sbuf *sb, int *claimed)
153 {
154 
155 	return (0);
156 }
157 
158 static int
159 stub_internalize_label(struct label *label, char *element_name,
160     char *element_data, int *claimed)
161 {
162 
163 	return (0);
164 }
165 
166 /*
167  * Object-specific entry point imeplementations are sorted alphabetically by
168  * object type name and then by operation.
169  */
170 static int
171 stub_bpfdesc_check_receive(struct bpf_d *d, struct label *dlabel,
172     struct ifnet *ifp, struct label *ifplabel)
173 {
174 
175         return (0);
176 }
177 
178 static void
179 stub_bpfdesc_create(struct ucred *cred, struct bpf_d *d,
180     struct label *dlabel)
181 {
182 
183 }
184 
185 static void
186 stub_bpfdesc_create_mbuf(struct bpf_d *d, struct label *dlabel,
187     struct mbuf *m, struct label *mlabel)
188 {
189 
190 }
191 
192 static void
193 stub_cred_associate_nfsd(struct ucred *cred)
194 {
195 
196 }
197 
198 static int
199 stub_cred_check_relabel(struct ucred *cred, struct label *newlabel)
200 {
201 
202 	return (0);
203 }
204 
205 static int
206 stub_cred_check_setaudit(struct ucred *cred, struct auditinfo *ai)
207 {
208 
209 	return (0);
210 }
211 
212 static int
213 stub_cred_check_setaudit_addr(struct ucred *cred, struct auditinfo_addr *aia)
214 {
215 
216 	return (0);
217 }
218 
219 static int
220 stub_cred_check_setauid(struct ucred *cred, uid_t auid)
221 {
222 
223 	return (0);
224 }
225 
226 static int
227 stub_cred_check_setegid(struct ucred *cred, gid_t egid)
228 {
229 
230 	return (0);
231 }
232 
233 static int
234 stub_cred_check_seteuid(struct ucred *cred, uid_t euid)
235 {
236 
237 	return (0);
238 }
239 
240 static int
241 stub_cred_check_setgid(struct ucred *cred, gid_t gid)
242 {
243 
244 	return (0);
245 }
246 
247 static int
248 stub_cred_check_setgroups(struct ucred *cred, int ngroups,
249 	gid_t *gidset)
250 {
251 
252 	return (0);
253 }
254 
255 static int
256 stub_cred_check_setregid(struct ucred *cred, gid_t rgid, gid_t egid)
257 {
258 
259 	return (0);
260 }
261 
262 static int
263 stub_cred_check_setresgid(struct ucred *cred, gid_t rgid, gid_t egid,
264 	gid_t sgid)
265 {
266 
267 	return (0);
268 }
269 
270 static int
271 stub_cred_check_setresuid(struct ucred *cred, uid_t ruid, uid_t euid,
272 	uid_t suid)
273 {
274 
275 	return (0);
276 }
277 
278 static int
279 stub_cred_check_setreuid(struct ucred *cred, uid_t ruid, uid_t euid)
280 {
281 
282 	return (0);
283 }
284 
285 static int
286 stub_cred_check_setuid(struct ucred *cred, uid_t uid)
287 {
288 
289 	return (0);
290 }
291 
292 static int
293 stub_cred_check_visible(struct ucred *cr1, struct ucred *cr2)
294 {
295 
296 	return (0);
297 }
298 
299 static void
300 stub_cred_create_init(struct ucred *cred)
301 {
302 
303 }
304 
305 static void
306 stub_cred_create_swapper(struct ucred *cred)
307 {
308 
309 }
310 
311 static void
312 stub_cred_relabel(struct ucred *cred, struct label *newlabel)
313 {
314 
315 }
316 
317 static void
318 stub_devfs_create_device(struct ucred *cred, struct mount *mp,
319     struct cdev *dev, struct devfs_dirent *de, struct label *delabel)
320 {
321 
322 }
323 
324 static void
325 stub_devfs_create_directory(struct mount *mp, char *dirname,
326     int dirnamelen, struct devfs_dirent *de, struct label *delabel)
327 {
328 
329 }
330 
331 static void
332 stub_devfs_create_symlink(struct ucred *cred, struct mount *mp,
333     struct devfs_dirent *dd, struct label *ddlabel, struct devfs_dirent *de,
334     struct label *delabel)
335 {
336 
337 }
338 
339 static void
340 stub_devfs_update(struct mount *mp, struct devfs_dirent *de,
341     struct label *delabel, struct vnode *vp, struct label *vplabel)
342 {
343 
344 }
345 
346 static void
347 stub_devfs_vnode_associate(struct mount *mp, struct label *mplabel,
348     struct devfs_dirent *de, struct label *delabel, struct vnode *vp,
349     struct label *vplabel)
350 {
351 
352 }
353 
354 static int
355 stub_ifnet_check_relabel(struct ucred *cred, struct ifnet *ifp,
356     struct label *ifplabel, struct label *newlabel)
357 {
358 
359 	return (0);
360 }
361 
362 static int
363 stub_ifnet_check_transmit(struct ifnet *ifp, struct label *ifplabel,
364     struct mbuf *m, struct label *mlabel)
365 {
366 
367 	return (0);
368 }
369 
370 static void
371 stub_ifnet_create(struct ifnet *ifp, struct label *ifplabel)
372 {
373 
374 }
375 
376 static void
377 stub_ifnet_create_mbuf(struct ifnet *ifp, struct label *ifplabel,
378     struct mbuf *m, struct label *mlabel)
379 {
380 
381 }
382 
383 static void
384 stub_ifnet_relabel(struct ucred *cred, struct ifnet *ifp,
385     struct label *ifplabel, struct label *newlabel)
386 {
387 
388 }
389 
390 static int
391 stub_inpcb_check_deliver(struct inpcb *inp, struct label *inplabel,
392     struct mbuf *m, struct label *mlabel)
393 {
394 
395 	return (0);
396 }
397 
398 static void
399 stub_inpcb_create(struct socket *so, struct label *solabel,
400     struct inpcb *inp, struct label *inplabel)
401 {
402 
403 }
404 
405 static void
406 stub_inpcb_create_mbuf(struct inpcb *inp, struct label *inplabel,
407     struct mbuf *m, struct label *mlabel)
408 {
409 
410 }
411 
412 static void
413 stub_inpcb_sosetlabel(struct socket *so, struct label *solabel,
414     struct inpcb *inp, struct label *inplabel)
415 {
416 
417 	SOCK_LOCK_ASSERT(so);
418 
419 }
420 
421 static void
422 stub_ip6q_create(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
423     struct label *q6label)
424 {
425 
426 }
427 
428 static int
429 stub_ip6q_match(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
430     struct label *q6label)
431 {
432 
433 	return (1);
434 }
435 
436 static void
437 stub_ip6q_reassemble(struct ip6q *q6, struct label *q6label, struct mbuf *m,
438     struct label *mlabel)
439 {
440 
441 }
442 
443 static void
444 stub_ip6q_update(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
445     struct label *q6label)
446 {
447 
448 }
449 
450 static void
451 stub_ipq_create(struct mbuf *m, struct label *mlabel, struct ipq *q,
452     struct label *qlabel)
453 {
454 
455 }
456 
457 static int
458 stub_ipq_match(struct mbuf *m, struct label *mlabel, struct ipq *q,
459     struct label *qlabel)
460 {
461 
462 	return (1);
463 }
464 
465 static void
466 stub_ipq_reassemble(struct ipq *q, struct label *qlabel, struct mbuf *m,
467     struct label *mlabel)
468 {
469 
470 }
471 
472 static void
473 stub_ipq_update(struct mbuf *m, struct label *mlabel, struct ipq *q,
474     struct label *qlabel)
475 {
476 
477 }
478 
479 static int
480 stub_kenv_check_dump(struct ucred *cred)
481 {
482 
483 	return (0);
484 }
485 
486 static int
487 stub_kenv_check_get(struct ucred *cred, char *name)
488 {
489 
490 	return (0);
491 }
492 
493 static int
494 stub_kenv_check_set(struct ucred *cred, char *name, char *value)
495 {
496 
497 	return (0);
498 }
499 
500 static int
501 stub_kenv_check_unset(struct ucred *cred, char *name)
502 {
503 
504 	return (0);
505 }
506 
507 static int
508 stub_kld_check_load(struct ucred *cred, struct vnode *vp,
509     struct label *vplabel)
510 {
511 
512 	return (0);
513 }
514 
515 static int
516 stub_kld_check_stat(struct ucred *cred)
517 {
518 
519 	return (0);
520 }
521 
522 static int
523 stub_mount_check_stat(struct ucred *cred, struct mount *mp,
524     struct label *mplabel)
525 {
526 
527 	return (0);
528 }
529 
530 static void
531 stub_mount_create(struct ucred *cred, struct mount *mp,
532     struct label *mplabel)
533 {
534 
535 }
536 
537 static void
538 stub_netinet_arp_send(struct ifnet *ifp, struct label *iflpabel,
539     struct mbuf *m, struct label *mlabel)
540 {
541 
542 }
543 
544 static void
545 stub_netinet_firewall_reply(struct mbuf *mrecv, struct label *mrecvlabel,
546     struct mbuf *msend, struct label *msendlabel)
547 {
548 
549 }
550 
551 static void
552 stub_netinet_firewall_send(struct mbuf *m, struct label *mlabel)
553 {
554 
555 }
556 
557 static void
558 stub_netinet_fragment(struct mbuf *m, struct label *mlabel, struct mbuf *frag,
559     struct label *fraglabel)
560 {
561 
562 }
563 
564 static void
565 stub_netinet_icmp_reply(struct mbuf *mrecv, struct label *mrecvlabel,
566     struct mbuf *msend, struct label *msendlabel)
567 {
568 
569 }
570 
571 static void
572 stub_netinet_icmp_replyinplace(struct mbuf *m, struct label *mlabel)
573 {
574 
575 }
576 
577 static void
578 stub_netinet_igmp_send(struct ifnet *ifp, struct label *iflpabel,
579     struct mbuf *m, struct label *mlabel)
580 {
581 
582 }
583 
584 static void
585 stub_netinet_tcp_reply(struct mbuf *m, struct label *mlabel)
586 {
587 
588 }
589 
590 static void
591 stub_netinet6_nd6_send(struct ifnet *ifp, struct label *iflpabel,
592     struct mbuf *m, struct label *mlabel)
593 {
594 
595 }
596 
597 static int
598 stub_pipe_check_ioctl(struct ucred *cred, struct pipepair *pp,
599     struct label *pplabel, unsigned long cmd, void /* caddr_t */ *data)
600 {
601 
602 	return (0);
603 }
604 
605 static int
606 stub_pipe_check_poll(struct ucred *cred, struct pipepair *pp,
607     struct label *pplabel)
608 {
609 
610 	return (0);
611 }
612 
613 static int
614 stub_pipe_check_read(struct ucred *cred, struct pipepair *pp,
615     struct label *pplabel)
616 {
617 
618 	return (0);
619 }
620 
621 static int
622 stub_pipe_check_relabel(struct ucred *cred, struct pipepair *pp,
623     struct label *pplabel, struct label *newlabel)
624 {
625 
626 	return (0);
627 }
628 
629 static int
630 stub_pipe_check_stat(struct ucred *cred, struct pipepair *pp,
631     struct label *pplabel)
632 {
633 
634 	return (0);
635 }
636 
637 static int
638 stub_pipe_check_write(struct ucred *cred, struct pipepair *pp,
639     struct label *pplabel)
640 {
641 
642 	return (0);
643 }
644 
645 static void
646 stub_pipe_create(struct ucred *cred, struct pipepair *pp,
647     struct label *pplabel)
648 {
649 
650 }
651 
652 static void
653 stub_pipe_relabel(struct ucred *cred, struct pipepair *pp,
654     struct label *pplabel, struct label *newlabel)
655 {
656 
657 }
658 
659 static int
660 stub_posixsem_check_getvalue(struct ucred *active_cred, struct ucred *file_cred,
661     struct ksem *ks, struct label *kslabel)
662 {
663 
664 	return (0);
665 }
666 
667 static int
668 stub_posixsem_check_open(struct ucred *cred, struct ksem *ks,
669     struct label *kslabel)
670 {
671 
672 	return (0);
673 }
674 
675 static int
676 stub_posixsem_check_post(struct ucred *active_cred, struct ucred *file_cred,
677     struct ksem *ks, struct label *kslabel)
678 {
679 
680 	return (0);
681 }
682 
683 static int
684 stub_posixsem_check_setmode(struct ucred *cred, struct ksem *ks,
685     struct label *kslabel, mode_t mode)
686 {
687 
688 	return (0);
689 }
690 
691 static int
692 stub_posixsem_check_setowner(struct ucred *cred, struct ksem *ks,
693     struct label *kslabel, uid_t uid, gid_t gid)
694 {
695 
696 	return (0);
697 }
698 
699 static int
700 stub_posixsem_check_stat(struct ucred *active_cred, struct ucred *file_cred,
701     struct ksem *ks, struct label *kslabel)
702 {
703 
704 	return (0);
705 }
706 
707 static int
708 stub_posixsem_check_unlink(struct ucred *cred, struct ksem *ks,
709     struct label *kslabel)
710 {
711 
712 	return (0);
713 }
714 
715 static int
716 stub_posixsem_check_wait(struct ucred *active_cred, struct ucred *file_cred,
717     struct ksem *ks, struct label *kslabel)
718 {
719 
720 	return (0);
721 }
722 
723 static void
724 stub_posixsem_create(struct ucred *cred, struct ksem *ks,
725     struct label *kslabel)
726 {
727 
728 }
729 
730 static int
731 stub_posixshm_check_create(struct ucred *cred, const char *path)
732 {
733 
734 	return (0);
735 }
736 
737 static int
738 stub_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,
739     struct label *shmlabel, int prot, int flags)
740 {
741 
742 	return (0);
743 }
744 
745 static int
746 stub_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,
747     struct label *shmlabel, accmode_t accmode)
748 {
749 
750 	return (0);
751 }
752 
753 static int
754 stub_posixshm_check_read(struct ucred *active_cred, struct ucred *file_cred,
755     struct shmfd *shm, struct label *shmlabel)
756 {
757 
758 	return (0);
759 }
760 
761 static int
762 stub_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,
763     struct label *shmlabel, mode_t mode)
764 {
765 
766 	return (0);
767 }
768 
769 static int
770 stub_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,
771     struct label *shmlabel, uid_t uid, gid_t gid)
772 {
773 
774 	return (0);
775 }
776 
777 static int
778 stub_posixshm_check_stat(struct ucred *active_cred, struct ucred *file_cred,
779     struct shmfd *shmfd, struct label *shmlabel)
780 {
781 
782 	return (0);
783 }
784 
785 static int
786 stub_posixshm_check_truncate(struct ucred *active_cred,
787     struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel)
788 {
789 
790 	return (0);
791 }
792 
793 static int
794 stub_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,
795     struct label *shmlabel)
796 {
797 
798 	return (0);
799 }
800 
801 static int
802 stub_posixshm_check_write(struct ucred *active_cred, struct ucred *file_cred,
803     struct shmfd *shm, struct label *shmlabel)
804 {
805 
806 	return (0);
807 }
808 
809 static void
810 stub_posixshm_create(struct ucred *cred, struct shmfd *shmfd,
811     struct label *shmlabel)
812 {
813 
814 }
815 
816 static int
817 stub_priv_check(struct ucred *cred, int priv)
818 {
819 
820 	return (0);
821 }
822 
823 static int
824 stub_priv_grant(struct ucred *cred, int priv)
825 {
826 
827 	return (EPERM);
828 }
829 
830 static int
831 stub_proc_check_debug(struct ucred *cred, struct proc *p)
832 {
833 
834 	return (0);
835 }
836 
837 static int
838 stub_proc_check_sched(struct ucred *cred, struct proc *p)
839 {
840 
841 	return (0);
842 }
843 
844 static int
845 stub_proc_check_signal(struct ucred *cred, struct proc *p, int signum)
846 {
847 
848 	return (0);
849 }
850 
851 static int
852 stub_proc_check_wait(struct ucred *cred, struct proc *p)
853 {
854 
855 	return (0);
856 }
857 
858 static int
859 stub_socket_check_accept(struct ucred *cred, struct socket *so,
860     struct label *solabel)
861 {
862 
863 #if 0
864 	SOCK_LOCK(so);
865 	SOCK_UNLOCK(so);
866 #endif
867 
868 	return (0);
869 }
870 
871 static int
872 stub_socket_check_bind(struct ucred *cred, struct socket *so,
873     struct label *solabel, struct sockaddr *sa)
874 {
875 
876 #if 0
877 	SOCK_LOCK(so);
878 	SOCK_UNLOCK(so);
879 #endif
880 
881 	return (0);
882 }
883 
884 static int
885 stub_socket_check_connect(struct ucred *cred, struct socket *so,
886     struct label *solabel, struct sockaddr *sa)
887 {
888 
889 #if 0
890 	SOCK_LOCK(so);
891 	SOCK_UNLOCK(so);
892 #endif
893 
894 	return (0);
895 }
896 
897 static int
898 stub_socket_check_create(struct ucred *cred, int domain, int type, int proto)
899 {
900 
901 	return (0);
902 }
903 
904 static int
905 stub_socket_check_deliver(struct socket *so, struct label *solabel,
906     struct mbuf *m, struct label *mlabel)
907 {
908 
909 #if 0
910 	SOCK_LOCK(so);
911 	SOCK_UNLOCK(so);
912 #endif
913 
914 	return (0);
915 }
916 
917 static int
918 stub_socket_check_listen(struct ucred *cred, struct socket *so,
919     struct label *solabel)
920 {
921 
922 #if 0
923 	SOCK_LOCK(so);
924 	SOCK_UNLOCK(so);
925 #endif
926 
927 	return (0);
928 }
929 
930 static int
931 stub_socket_check_poll(struct ucred *cred, struct socket *so,
932     struct label *solabel)
933 {
934 
935 #if 0
936 	SOCK_LOCK(so);
937 	SOCK_UNLOCK(so);
938 #endif
939 
940 	return (0);
941 }
942 
943 static int
944 stub_socket_check_receive(struct ucred *cred, struct socket *so,
945     struct label *solabel)
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_relabel(struct ucred *cred, struct socket *so,
958     struct label *solabel, struct label *newlabel)
959 {
960 
961 	SOCK_LOCK_ASSERT(so);
962 
963 	return (0);
964 }
965 static int
966 stub_socket_check_send(struct ucred *cred, struct socket *so,
967     struct label *solabel)
968 {
969 
970 #if 0
971 	SOCK_LOCK(so);
972 	SOCK_UNLOCK(so);
973 #endif
974 
975 	return (0);
976 }
977 
978 static int
979 stub_socket_check_stat(struct ucred *cred, struct socket *so,
980     struct label *solabel)
981 {
982 
983 #if 0
984 	SOCK_LOCK(so);
985 	SOCK_UNLOCK(so);
986 #endif
987 
988 	return (0);
989 }
990 
991 static int
992 stub_inpcb_check_visible(struct ucred *cred, struct inpcb *inp,
993    struct label *inplabel)
994 {
995 
996 	return (0);
997 }
998 
999 static int
1000 stub_socket_check_visible(struct ucred *cred, struct socket *so,
1001    struct label *solabel)
1002 {
1003 
1004 #if 0
1005 	SOCK_LOCK(so);
1006 	SOCK_UNLOCK(so);
1007 #endif
1008 
1009 	return (0);
1010 }
1011 
1012 static void
1013 stub_socket_create(struct ucred *cred, struct socket *so,
1014     struct label *solabel)
1015 {
1016 
1017 }
1018 
1019 static void
1020 stub_socket_create_mbuf(struct socket *so, struct label *solabel,
1021     struct mbuf *m, struct label *mlabel)
1022 {
1023 
1024 #if 0
1025 	SOCK_LOCK(so);
1026 	SOCK_UNLOCK(so);
1027 #endif
1028 }
1029 
1030 static void
1031 stub_socket_newconn(struct socket *oldso, struct label *oldsolabel,
1032     struct socket *newso, struct label *newsolabel)
1033 {
1034 
1035 #if 0
1036 	SOCK_LOCK(oldso);
1037 	SOCK_UNLOCK(oldso);
1038 #endif
1039 #if 0
1040 	SOCK_LOCK(newso);
1041 	SOCK_UNLOCK(newso);
1042 #endif
1043 }
1044 
1045 static void
1046 stub_socket_relabel(struct ucred *cred, struct socket *so,
1047     struct label *solabel, struct label *newlabel)
1048 {
1049 
1050 	SOCK_LOCK_ASSERT(so);
1051 }
1052 
1053 static void
1054 stub_socketpeer_set_from_mbuf(struct mbuf *m, struct label *mlabel,
1055     struct socket *so, struct label *sopeerlabel)
1056 {
1057 
1058 #if 0
1059 	SOCK_LOCK(so);
1060 	SOCK_UNLOCK(so);
1061 #endif
1062 }
1063 
1064 static void
1065 stub_socketpeer_set_from_socket(struct socket *oldso,
1066     struct label *oldsolabel, struct socket *newso,
1067     struct label *newsopeerlabel)
1068 {
1069 
1070 #if 0
1071 	SOCK_LOCK(oldso);
1072 	SOCK_UNLOCK(oldso);
1073 #endif
1074 #if 0
1075 	SOCK_LOCK(newso);
1076 	SOCK_UNLOCK(newso);
1077 #endif
1078 }
1079 
1080 static void
1081 stub_syncache_create(struct label *label, struct inpcb *inp)
1082 {
1083 
1084 }
1085 
1086 static void
1087 stub_syncache_create_mbuf(struct label *sc_label, struct mbuf *m,
1088     struct label *mlabel)
1089 {
1090 
1091 }
1092 
1093 static int
1094 stub_system_check_acct(struct ucred *cred, struct vnode *vp,
1095     struct label *vplabel)
1096 {
1097 
1098 	return (0);
1099 }
1100 
1101 static int
1102 stub_system_check_audit(struct ucred *cred, void *record, int length)
1103 {
1104 
1105 	return (0);
1106 }
1107 
1108 static int
1109 stub_system_check_auditctl(struct ucred *cred, struct vnode *vp,
1110     struct label *vplabel)
1111 {
1112 
1113 	return (0);
1114 }
1115 
1116 static int
1117 stub_system_check_auditon(struct ucred *cred, int cmd)
1118 {
1119 
1120 	return (0);
1121 }
1122 
1123 static int
1124 stub_system_check_reboot(struct ucred *cred, int how)
1125 {
1126 
1127 	return (0);
1128 }
1129 
1130 static int
1131 stub_system_check_swapoff(struct ucred *cred, struct vnode *vp,
1132     struct label *vplabel)
1133 {
1134 
1135 	return (0);
1136 }
1137 
1138 static int
1139 stub_system_check_swapon(struct ucred *cred, struct vnode *vp,
1140     struct label *vplabel)
1141 {
1142 
1143 	return (0);
1144 }
1145 
1146 static int
1147 stub_system_check_sysctl(struct ucred *cred, struct sysctl_oid *oidp,
1148     void *arg1, int arg2, struct sysctl_req *req)
1149 {
1150 
1151 	return (0);
1152 }
1153 
1154 static void
1155 stub_sysvmsg_cleanup(struct label *msglabel)
1156 {
1157 
1158 }
1159 
1160 static void
1161 stub_sysvmsg_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1162     struct label *msqlabel, struct msg *msgptr, struct label *msglabel)
1163 {
1164 
1165 }
1166 
1167 static int
1168 stub_sysvmsq_check_msgmsq(struct ucred *cred, struct msg *msgptr,
1169     struct label *msglabel, struct msqid_kernel *msqkptr,
1170     struct label *msqklabel)
1171 {
1172 
1173 	return (0);
1174 }
1175 
1176 static int
1177 stub_sysvmsq_check_msgrcv(struct ucred *cred, struct msg *msgptr,
1178     struct label *msglabel)
1179 {
1180 
1181 	return (0);
1182 }
1183 
1184 
1185 static int
1186 stub_sysvmsq_check_msgrmid(struct ucred *cred, struct msg *msgptr,
1187     struct label *msglabel)
1188 {
1189 
1190 	return (0);
1191 }
1192 
1193 
1194 static int
1195 stub_sysvmsq_check_msqget(struct ucred *cred, struct msqid_kernel *msqkptr,
1196     struct label *msqklabel)
1197 {
1198 
1199 	return (0);
1200 }
1201 
1202 
1203 static int
1204 stub_sysvmsq_check_msqsnd(struct ucred *cred, struct msqid_kernel *msqkptr,
1205     struct label *msqklabel)
1206 {
1207 
1208 	return (0);
1209 }
1210 
1211 static int
1212 stub_sysvmsq_check_msqrcv(struct ucred *cred, struct msqid_kernel *msqkptr,
1213     struct label *msqklabel)
1214 {
1215 
1216 	return (0);
1217 }
1218 
1219 
1220 static int
1221 stub_sysvmsq_check_msqctl(struct ucred *cred, struct msqid_kernel *msqkptr,
1222     struct label *msqklabel, int cmd)
1223 {
1224 
1225 	return (0);
1226 }
1227 
1228 
1229 static void
1230 stub_sysvmsq_cleanup(struct label *msqlabel)
1231 {
1232 
1233 }
1234 
1235 static void
1236 stub_sysvmsq_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1237     struct label *msqlabel)
1238 {
1239 
1240 }
1241 
1242 static int
1243 stub_sysvsem_check_semctl(struct ucred *cred, struct semid_kernel *semakptr,
1244     struct label *semaklabel, int cmd)
1245 {
1246 
1247 	return (0);
1248 }
1249 
1250 static int
1251 stub_sysvsem_check_semget(struct ucred *cred, struct semid_kernel *semakptr,
1252     struct label *semaklabel)
1253 {
1254 
1255 	return (0);
1256 }
1257 
1258 
1259 static int
1260 stub_sysvsem_check_semop(struct ucred *cred, struct semid_kernel *semakptr,
1261     struct label *semaklabel, size_t accesstype)
1262 {
1263 
1264 	return (0);
1265 }
1266 
1267 static void
1268 stub_sysvsem_cleanup(struct label *semalabel)
1269 {
1270 
1271 }
1272 
1273 static void
1274 stub_sysvsem_create(struct ucred *cred, struct semid_kernel *semakptr,
1275     struct label *semalabel)
1276 {
1277 
1278 }
1279 
1280 static int
1281 stub_sysvshm_check_shmat(struct ucred *cred, struct shmid_kernel *shmsegptr,
1282     struct label *shmseglabel, int shmflg)
1283 {
1284 
1285 	return (0);
1286 }
1287 
1288 static int
1289 stub_sysvshm_check_shmctl(struct ucred *cred, struct shmid_kernel *shmsegptr,
1290     struct label *shmseglabel, int cmd)
1291 {
1292 
1293 	return (0);
1294 }
1295 
1296 static int
1297 stub_sysvshm_check_shmdt(struct ucred *cred, struct shmid_kernel *shmsegptr,
1298     struct label *shmseglabel)
1299 {
1300 
1301 	return (0);
1302 }
1303 
1304 
1305 static int
1306 stub_sysvshm_check_shmget(struct ucred *cred, struct shmid_kernel *shmsegptr,
1307     struct label *shmseglabel, int shmflg)
1308 {
1309 
1310 	return (0);
1311 }
1312 
1313 static void
1314 stub_sysvshm_cleanup(struct label *shmlabel)
1315 {
1316 
1317 }
1318 
1319 static void
1320 stub_sysvshm_create(struct ucred *cred, struct shmid_kernel *shmsegptr,
1321     struct label *shmalabel)
1322 {
1323 
1324 }
1325 
1326 static void
1327 stub_thread_userret(struct thread *td)
1328 {
1329 
1330 }
1331 
1332 static int
1333 stub_vnode_associate_extattr(struct mount *mp, struct label *mplabel,
1334     struct vnode *vp, struct label *vplabel)
1335 {
1336 
1337 	return (0);
1338 }
1339 
1340 static void
1341 stub_vnode_associate_singlelabel(struct mount *mp, struct label *mplabel,
1342     struct vnode *vp, struct label *vplabel)
1343 {
1344 
1345 }
1346 
1347 static int
1348 stub_vnode_check_access(struct ucred *cred, struct vnode *vp,
1349     struct label *vplabel, accmode_t accmode)
1350 {
1351 
1352 	return (0);
1353 }
1354 
1355 static int
1356 stub_vnode_check_chdir(struct ucred *cred, struct vnode *dvp,
1357     struct label *dvplabel)
1358 {
1359 
1360 	return (0);
1361 }
1362 
1363 static int
1364 stub_vnode_check_chroot(struct ucred *cred, struct vnode *dvp,
1365     struct label *dvplabel)
1366 {
1367 
1368 	return (0);
1369 }
1370 
1371 static int
1372 stub_vnode_check_create(struct ucred *cred, struct vnode *dvp,
1373     struct label *dvplabel, struct componentname *cnp, struct vattr *vap)
1374 {
1375 
1376 	return (0);
1377 }
1378 
1379 static int
1380 stub_vnode_check_deleteacl(struct ucred *cred, struct vnode *vp,
1381     struct label *vplabel, acl_type_t type)
1382 {
1383 
1384 	return (0);
1385 }
1386 
1387 static int
1388 stub_vnode_check_deleteextattr(struct ucred *cred, struct vnode *vp,
1389     struct label *vplabel, int attrnamespace, const char *name)
1390 {
1391 
1392 	return (0);
1393 }
1394 
1395 static int
1396 stub_vnode_check_exec(struct ucred *cred, struct vnode *vp,
1397     struct label *vplabel, struct image_params *imgp,
1398     struct label *execlabel)
1399 {
1400 
1401 	return (0);
1402 }
1403 
1404 static int
1405 stub_vnode_check_getacl(struct ucred *cred, struct vnode *vp,
1406     struct label *vplabel, acl_type_t type)
1407 {
1408 
1409 	return (0);
1410 }
1411 
1412 static int
1413 stub_vnode_check_getextattr(struct ucred *cred, struct vnode *vp,
1414     struct label *vplabel, int attrnamespace, const char *name)
1415 {
1416 
1417 	return (0);
1418 }
1419 
1420 static int
1421 stub_vnode_check_link(struct ucred *cred, struct vnode *dvp,
1422     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1423     struct componentname *cnp)
1424 {
1425 
1426 	return (0);
1427 }
1428 
1429 static int
1430 stub_vnode_check_listextattr(struct ucred *cred, struct vnode *vp,
1431     struct label *vplabel, int attrnamespace)
1432 {
1433 
1434 	return (0);
1435 }
1436 
1437 static int
1438 stub_vnode_check_lookup(struct ucred *cred, struct vnode *dvp,
1439     struct label *dvplabel, struct componentname *cnp)
1440 {
1441 
1442 	return (0);
1443 }
1444 
1445 static int
1446 stub_vnode_check_mmap(struct ucred *cred, struct vnode *vp,
1447     struct label *vplabel, int prot, int flags)
1448 {
1449 
1450 	return (0);
1451 }
1452 
1453 static void
1454 stub_vnode_check_mmap_downgrade(struct ucred *cred, struct vnode *vp,
1455     struct label *vplabel, int *prot)
1456 {
1457 
1458 }
1459 
1460 static int
1461 stub_vnode_check_mprotect(struct ucred *cred, struct vnode *vp,
1462     struct label *vplabel, int prot)
1463 {
1464 
1465 	return (0);
1466 }
1467 
1468 static int
1469 stub_vnode_check_open(struct ucred *cred, struct vnode *vp,
1470     struct label *vplabel, accmode_t accmode)
1471 {
1472 
1473 	return (0);
1474 }
1475 
1476 static int
1477 stub_vnode_check_poll(struct ucred *active_cred, struct ucred *file_cred,
1478     struct vnode *vp, struct label *vplabel)
1479 {
1480 
1481 	return (0);
1482 }
1483 
1484 static int
1485 stub_vnode_check_read(struct ucred *active_cred, struct ucred *file_cred,
1486     struct vnode *vp, struct label *vplabel)
1487 {
1488 
1489 	return (0);
1490 }
1491 
1492 static int
1493 stub_vnode_check_readdir(struct ucred *cred, struct vnode *vp,
1494     struct label *dvplabel)
1495 {
1496 
1497 	return (0);
1498 }
1499 
1500 static int
1501 stub_vnode_check_readlink(struct ucred *cred, struct vnode *vp,
1502     struct label *vplabel)
1503 {
1504 
1505 	return (0);
1506 }
1507 
1508 static int
1509 stub_vnode_check_relabel(struct ucred *cred, struct vnode *vp,
1510     struct label *vplabel, struct label *newlabel)
1511 {
1512 
1513 	return (0);
1514 }
1515 
1516 static int
1517 stub_vnode_check_rename_from(struct ucred *cred, struct vnode *dvp,
1518     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1519     struct componentname *cnp)
1520 {
1521 
1522 	return (0);
1523 }
1524 
1525 static int
1526 stub_vnode_check_rename_to(struct ucred *cred, struct vnode *dvp,
1527     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1528     int samedir, struct componentname *cnp)
1529 {
1530 
1531 	return (0);
1532 }
1533 
1534 static int
1535 stub_vnode_check_revoke(struct ucred *cred, struct vnode *vp,
1536     struct label *vplabel)
1537 {
1538 
1539 	return (0);
1540 }
1541 
1542 static int
1543 stub_vnode_check_setacl(struct ucred *cred, struct vnode *vp,
1544     struct label *vplabel, acl_type_t type, struct acl *acl)
1545 {
1546 
1547 	return (0);
1548 }
1549 
1550 static int
1551 stub_vnode_check_setextattr(struct ucred *cred, struct vnode *vp,
1552     struct label *vplabel, int attrnamespace, const char *name)
1553 {
1554 
1555 	return (0);
1556 }
1557 
1558 static int
1559 stub_vnode_check_setflags(struct ucred *cred, struct vnode *vp,
1560     struct label *vplabel, u_long flags)
1561 {
1562 
1563 	return (0);
1564 }
1565 
1566 static int
1567 stub_vnode_check_setmode(struct ucred *cred, struct vnode *vp,
1568     struct label *vplabel, mode_t mode)
1569 {
1570 
1571 	return (0);
1572 }
1573 
1574 static int
1575 stub_vnode_check_setowner(struct ucred *cred, struct vnode *vp,
1576     struct label *vplabel, uid_t uid, gid_t gid)
1577 {
1578 
1579 	return (0);
1580 }
1581 
1582 static int
1583 stub_vnode_check_setutimes(struct ucred *cred, struct vnode *vp,
1584     struct label *vplabel, struct timespec atime, struct timespec mtime)
1585 {
1586 
1587 	return (0);
1588 }
1589 
1590 static int
1591 stub_vnode_check_stat(struct ucred *active_cred, struct ucred *file_cred,
1592     struct vnode *vp, struct label *vplabel)
1593 {
1594 
1595 	return (0);
1596 }
1597 
1598 static int
1599 stub_vnode_check_unlink(struct ucred *cred, struct vnode *dvp,
1600     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1601     struct componentname *cnp)
1602 {
1603 
1604 	return (0);
1605 }
1606 
1607 static int
1608 stub_vnode_check_write(struct ucred *active_cred, struct ucred *file_cred,
1609     struct vnode *vp, struct label *vplabel)
1610 {
1611 
1612 	return (0);
1613 }
1614 
1615 static int
1616 stub_vnode_create_extattr(struct ucred *cred, struct mount *mp,
1617     struct label *mntlabel, struct vnode *dvp, struct label *dvplabel,
1618     struct vnode *vp, struct label *vplabel, struct componentname *cnp)
1619 {
1620 
1621 	return (0);
1622 }
1623 
1624 static void
1625 stub_vnode_execve_transition(struct ucred *old, struct ucred *new,
1626     struct vnode *vp, struct label *vplabel, struct label *interpvplabel,
1627     struct image_params *imgp, struct label *execlabel)
1628 {
1629 
1630 }
1631 
1632 static int
1633 stub_vnode_execve_will_transition(struct ucred *old, struct vnode *vp,
1634     struct label *vplabel, struct label *interpvplabel,
1635     struct image_params *imgp, struct label *execlabel)
1636 {
1637 
1638 	return (0);
1639 }
1640 
1641 static void
1642 stub_vnode_relabel(struct ucred *cred, struct vnode *vp,
1643     struct label *vplabel, struct label *label)
1644 {
1645 
1646 }
1647 
1648 static int
1649 stub_vnode_setlabel_extattr(struct ucred *cred, struct vnode *vp,
1650     struct label *vplabel, struct label *intlabel)
1651 {
1652 
1653 	return (0);
1654 }
1655 
1656 /*
1657  * Register functions with MAC Framework policy entry points.
1658  */
1659 static struct mac_policy_ops stub_ops =
1660 {
1661 	.mpo_destroy = stub_destroy,
1662 	.mpo_init = stub_init,
1663 	.mpo_syscall = stub_syscall,
1664 
1665 	.mpo_bpfdesc_check_receive = stub_bpfdesc_check_receive,
1666 	.mpo_bpfdesc_create = stub_bpfdesc_create,
1667 	.mpo_bpfdesc_create_mbuf = stub_bpfdesc_create_mbuf,
1668 	.mpo_bpfdesc_destroy_label = stub_destroy_label,
1669 	.mpo_bpfdesc_init_label = stub_init_label,
1670 
1671 	.mpo_cred_associate_nfsd = stub_cred_associate_nfsd,
1672 	.mpo_cred_check_relabel = stub_cred_check_relabel,
1673 	.mpo_cred_check_setaudit = stub_cred_check_setaudit,
1674 	.mpo_cred_check_setaudit_addr = stub_cred_check_setaudit_addr,
1675 	.mpo_cred_check_setauid = stub_cred_check_setauid,
1676 	.mpo_cred_check_setegid = stub_cred_check_setegid,
1677 	.mpo_cred_check_seteuid = stub_cred_check_seteuid,
1678 	.mpo_cred_check_setgid = stub_cred_check_setgid,
1679 	.mpo_cred_check_setgroups = stub_cred_check_setgroups,
1680 	.mpo_cred_check_setregid = stub_cred_check_setregid,
1681 	.mpo_cred_check_setresgid = stub_cred_check_setresgid,
1682 	.mpo_cred_check_setresuid = stub_cred_check_setresuid,
1683 	.mpo_cred_check_setreuid = stub_cred_check_setreuid,
1684 	.mpo_cred_check_setuid = stub_cred_check_setuid,
1685 	.mpo_cred_check_visible = stub_cred_check_visible,
1686 	.mpo_cred_copy_label = stub_copy_label,
1687 	.mpo_cred_create_init = stub_cred_create_init,
1688 	.mpo_cred_create_swapper = stub_cred_create_swapper,
1689 	.mpo_cred_destroy_label = stub_destroy_label,
1690 	.mpo_cred_externalize_label = stub_externalize_label,
1691 	.mpo_cred_init_label = stub_init_label,
1692 	.mpo_cred_internalize_label = stub_internalize_label,
1693 	.mpo_cred_relabel= stub_cred_relabel,
1694 
1695 	.mpo_devfs_create_device = stub_devfs_create_device,
1696 	.mpo_devfs_create_directory = stub_devfs_create_directory,
1697 	.mpo_devfs_create_symlink = stub_devfs_create_symlink,
1698 	.mpo_devfs_destroy_label = stub_destroy_label,
1699 	.mpo_devfs_init_label = stub_init_label,
1700 	.mpo_devfs_update = stub_devfs_update,
1701 	.mpo_devfs_vnode_associate = stub_devfs_vnode_associate,
1702 
1703 	.mpo_ifnet_check_relabel = stub_ifnet_check_relabel,
1704 	.mpo_ifnet_check_transmit = stub_ifnet_check_transmit,
1705 	.mpo_ifnet_copy_label = stub_copy_label,
1706 	.mpo_ifnet_create = stub_ifnet_create,
1707 	.mpo_ifnet_create_mbuf = stub_ifnet_create_mbuf,
1708 	.mpo_ifnet_destroy_label = stub_destroy_label,
1709 	.mpo_ifnet_externalize_label = stub_externalize_label,
1710 	.mpo_ifnet_init_label = stub_init_label,
1711 	.mpo_ifnet_internalize_label = stub_internalize_label,
1712 	.mpo_ifnet_relabel = stub_ifnet_relabel,
1713 
1714 	.mpo_inpcb_check_deliver = stub_inpcb_check_deliver,
1715 	.mpo_inpcb_check_visible = stub_inpcb_check_visible,
1716 	.mpo_inpcb_create = stub_inpcb_create,
1717 	.mpo_inpcb_create_mbuf = stub_inpcb_create_mbuf,
1718 	.mpo_inpcb_destroy_label = stub_destroy_label,
1719 	.mpo_inpcb_init_label = stub_init_label_waitcheck,
1720 	.mpo_inpcb_sosetlabel = stub_inpcb_sosetlabel,
1721 
1722 	.mpo_ip6q_create = stub_ip6q_create,
1723 	.mpo_ip6q_destroy_label = stub_destroy_label,
1724 	.mpo_ip6q_init_label = stub_init_label_waitcheck,
1725 	.mpo_ip6q_match = stub_ip6q_match,
1726 	.mpo_ip6q_update = stub_ip6q_update,
1727 	.mpo_ip6q_reassemble = stub_ip6q_reassemble,
1728 
1729 	.mpo_ipq_create = stub_ipq_create,
1730 	.mpo_ipq_destroy_label = stub_destroy_label,
1731 	.mpo_ipq_init_label = stub_init_label_waitcheck,
1732 	.mpo_ipq_match = stub_ipq_match,
1733 	.mpo_ipq_update = stub_ipq_update,
1734 	.mpo_ipq_reassemble = stub_ipq_reassemble,
1735 
1736 	.mpo_kenv_check_dump = stub_kenv_check_dump,
1737 	.mpo_kenv_check_get = stub_kenv_check_get,
1738 	.mpo_kenv_check_set = stub_kenv_check_set,
1739 	.mpo_kenv_check_unset = stub_kenv_check_unset,
1740 
1741 	.mpo_kld_check_load = stub_kld_check_load,
1742 	.mpo_kld_check_stat = stub_kld_check_stat,
1743 
1744 	.mpo_mbuf_copy_label = stub_copy_label,
1745 	.mpo_mbuf_destroy_label = stub_destroy_label,
1746 	.mpo_mbuf_init_label = stub_init_label_waitcheck,
1747 
1748 	.mpo_mount_check_stat = stub_mount_check_stat,
1749 	.mpo_mount_create = stub_mount_create,
1750 	.mpo_mount_destroy_label = stub_destroy_label,
1751 	.mpo_mount_init_label = stub_init_label,
1752 
1753 	.mpo_netinet_arp_send = stub_netinet_arp_send,
1754 	.mpo_netinet_firewall_reply = stub_netinet_firewall_reply,
1755 	.mpo_netinet_firewall_send = stub_netinet_firewall_send,
1756 	.mpo_netinet_fragment = stub_netinet_fragment,
1757 	.mpo_netinet_icmp_reply = stub_netinet_icmp_reply,
1758 	.mpo_netinet_icmp_replyinplace = stub_netinet_icmp_replyinplace,
1759 	.mpo_netinet_tcp_reply = stub_netinet_tcp_reply,
1760 	.mpo_netinet_igmp_send = stub_netinet_igmp_send,
1761 
1762 	.mpo_netinet6_nd6_send = stub_netinet6_nd6_send,
1763 
1764 	.mpo_pipe_check_ioctl = stub_pipe_check_ioctl,
1765 	.mpo_pipe_check_poll = stub_pipe_check_poll,
1766 	.mpo_pipe_check_read = stub_pipe_check_read,
1767 	.mpo_pipe_check_relabel = stub_pipe_check_relabel,
1768 	.mpo_pipe_check_stat = stub_pipe_check_stat,
1769 	.mpo_pipe_check_write = stub_pipe_check_write,
1770 	.mpo_pipe_copy_label = stub_copy_label,
1771 	.mpo_pipe_create = stub_pipe_create,
1772 	.mpo_pipe_destroy_label = stub_destroy_label,
1773 	.mpo_pipe_externalize_label = stub_externalize_label,
1774 	.mpo_pipe_init_label = stub_init_label,
1775 	.mpo_pipe_internalize_label = stub_internalize_label,
1776 	.mpo_pipe_relabel = stub_pipe_relabel,
1777 
1778 	.mpo_posixsem_check_getvalue = stub_posixsem_check_getvalue,
1779 	.mpo_posixsem_check_open = stub_posixsem_check_open,
1780 	.mpo_posixsem_check_post = stub_posixsem_check_post,
1781 	.mpo_posixsem_check_setmode = stub_posixsem_check_setmode,
1782 	.mpo_posixsem_check_setowner = stub_posixsem_check_setowner,
1783 	.mpo_posixsem_check_stat = stub_posixsem_check_stat,
1784 	.mpo_posixsem_check_unlink = stub_posixsem_check_unlink,
1785 	.mpo_posixsem_check_wait = stub_posixsem_check_wait,
1786 	.mpo_posixsem_create = stub_posixsem_create,
1787 	.mpo_posixsem_destroy_label = stub_destroy_label,
1788 	.mpo_posixsem_init_label = stub_init_label,
1789 
1790 	.mpo_posixshm_check_create = stub_posixshm_check_create,
1791 	.mpo_posixshm_check_mmap = stub_posixshm_check_mmap,
1792 	.mpo_posixshm_check_open = stub_posixshm_check_open,
1793 	.mpo_posixshm_check_read = stub_posixshm_check_read,
1794 	.mpo_posixshm_check_setmode = stub_posixshm_check_setmode,
1795 	.mpo_posixshm_check_setowner = stub_posixshm_check_setowner,
1796 	.mpo_posixshm_check_stat = stub_posixshm_check_stat,
1797 	.mpo_posixshm_check_truncate = stub_posixshm_check_truncate,
1798 	.mpo_posixshm_check_unlink = stub_posixshm_check_unlink,
1799 	.mpo_posixshm_check_write = stub_posixshm_check_write,
1800 	.mpo_posixshm_create = stub_posixshm_create,
1801 	.mpo_posixshm_destroy_label = stub_destroy_label,
1802 	.mpo_posixshm_init_label = stub_init_label,
1803 
1804 	.mpo_priv_check = stub_priv_check,
1805 	.mpo_priv_grant = stub_priv_grant,
1806 
1807 	.mpo_proc_check_debug = stub_proc_check_debug,
1808 	.mpo_proc_check_sched = stub_proc_check_sched,
1809 	.mpo_proc_check_signal = stub_proc_check_signal,
1810 	.mpo_proc_check_wait = stub_proc_check_wait,
1811 
1812 	.mpo_socket_check_accept = stub_socket_check_accept,
1813 	.mpo_socket_check_bind = stub_socket_check_bind,
1814 	.mpo_socket_check_connect = stub_socket_check_connect,
1815 	.mpo_socket_check_create = stub_socket_check_create,
1816 	.mpo_socket_check_deliver = stub_socket_check_deliver,
1817 	.mpo_socket_check_listen = stub_socket_check_listen,
1818 	.mpo_socket_check_poll = stub_socket_check_poll,
1819 	.mpo_socket_check_receive = stub_socket_check_receive,
1820 	.mpo_socket_check_relabel = stub_socket_check_relabel,
1821 	.mpo_socket_check_send = stub_socket_check_send,
1822 	.mpo_socket_check_stat = stub_socket_check_stat,
1823 	.mpo_socket_check_visible = stub_socket_check_visible,
1824 	.mpo_socket_copy_label = stub_copy_label,
1825 	.mpo_socket_create = stub_socket_create,
1826 	.mpo_socket_create_mbuf = stub_socket_create_mbuf,
1827 	.mpo_socket_destroy_label = stub_destroy_label,
1828 	.mpo_socket_externalize_label = stub_externalize_label,
1829 	.mpo_socket_init_label = stub_init_label_waitcheck,
1830 	.mpo_socket_internalize_label = stub_internalize_label,
1831 	.mpo_socket_newconn = stub_socket_newconn,
1832 	.mpo_socket_relabel = stub_socket_relabel,
1833 
1834 	.mpo_socketpeer_destroy_label = stub_destroy_label,
1835 	.mpo_socketpeer_externalize_label = stub_externalize_label,
1836 	.mpo_socketpeer_init_label = stub_init_label_waitcheck,
1837 	.mpo_socketpeer_set_from_mbuf = stub_socketpeer_set_from_mbuf,
1838 	.mpo_socketpeer_set_from_socket = stub_socketpeer_set_from_socket,
1839 
1840 	.mpo_syncache_init_label = stub_init_label_waitcheck,
1841 	.mpo_syncache_destroy_label = stub_destroy_label,
1842 	.mpo_syncache_create = stub_syncache_create,
1843 	.mpo_syncache_create_mbuf= stub_syncache_create_mbuf,
1844 
1845 	.mpo_sysvmsg_cleanup = stub_sysvmsg_cleanup,
1846 	.mpo_sysvmsg_create = stub_sysvmsg_create,
1847 	.mpo_sysvmsg_destroy_label = stub_destroy_label,
1848 	.mpo_sysvmsg_init_label = stub_init_label,
1849 
1850 	.mpo_sysvmsq_check_msgmsq = stub_sysvmsq_check_msgmsq,
1851 	.mpo_sysvmsq_check_msgrcv = stub_sysvmsq_check_msgrcv,
1852 	.mpo_sysvmsq_check_msgrmid = stub_sysvmsq_check_msgrmid,
1853 	.mpo_sysvmsq_check_msqget = stub_sysvmsq_check_msqget,
1854 	.mpo_sysvmsq_check_msqsnd = stub_sysvmsq_check_msqsnd,
1855 	.mpo_sysvmsq_check_msqrcv = stub_sysvmsq_check_msqrcv,
1856 	.mpo_sysvmsq_check_msqctl = stub_sysvmsq_check_msqctl,
1857 	.mpo_sysvmsq_cleanup = stub_sysvmsq_cleanup,
1858 	.mpo_sysvmsq_create = stub_sysvmsq_create,
1859 	.mpo_sysvmsq_destroy_label = stub_destroy_label,
1860 	.mpo_sysvmsq_init_label = stub_init_label,
1861 
1862 	.mpo_sysvsem_check_semctl = stub_sysvsem_check_semctl,
1863 	.mpo_sysvsem_check_semget = stub_sysvsem_check_semget,
1864 	.mpo_sysvsem_check_semop = stub_sysvsem_check_semop,
1865 	.mpo_sysvsem_cleanup = stub_sysvsem_cleanup,
1866 	.mpo_sysvsem_create = stub_sysvsem_create,
1867 	.mpo_sysvsem_destroy_label = stub_destroy_label,
1868 	.mpo_sysvsem_init_label = stub_init_label,
1869 
1870 	.mpo_sysvshm_check_shmat = stub_sysvshm_check_shmat,
1871 	.mpo_sysvshm_check_shmctl = stub_sysvshm_check_shmctl,
1872 	.mpo_sysvshm_check_shmdt = stub_sysvshm_check_shmdt,
1873 	.mpo_sysvshm_check_shmget = stub_sysvshm_check_shmget,
1874 	.mpo_sysvshm_cleanup = stub_sysvshm_cleanup,
1875 	.mpo_sysvshm_create = stub_sysvshm_create,
1876 	.mpo_sysvshm_destroy_label = stub_destroy_label,
1877 	.mpo_sysvshm_init_label = stub_init_label,
1878 
1879 	.mpo_system_check_acct = stub_system_check_acct,
1880 	.mpo_system_check_audit = stub_system_check_audit,
1881 	.mpo_system_check_auditctl = stub_system_check_auditctl,
1882 	.mpo_system_check_auditon = stub_system_check_auditon,
1883 	.mpo_system_check_reboot = stub_system_check_reboot,
1884 	.mpo_system_check_swapoff = stub_system_check_swapoff,
1885 	.mpo_system_check_swapon = stub_system_check_swapon,
1886 	.mpo_system_check_sysctl = stub_system_check_sysctl,
1887 
1888 	.mpo_thread_userret = stub_thread_userret,
1889 
1890 	.mpo_vnode_associate_extattr = stub_vnode_associate_extattr,
1891 	.mpo_vnode_associate_singlelabel = stub_vnode_associate_singlelabel,
1892 	.mpo_vnode_check_access = stub_vnode_check_access,
1893 	.mpo_vnode_check_chdir = stub_vnode_check_chdir,
1894 	.mpo_vnode_check_chroot = stub_vnode_check_chroot,
1895 	.mpo_vnode_check_create = stub_vnode_check_create,
1896 	.mpo_vnode_check_deleteacl = stub_vnode_check_deleteacl,
1897 	.mpo_vnode_check_deleteextattr = stub_vnode_check_deleteextattr,
1898 	.mpo_vnode_check_exec = stub_vnode_check_exec,
1899 	.mpo_vnode_check_getacl = stub_vnode_check_getacl,
1900 	.mpo_vnode_check_getextattr = stub_vnode_check_getextattr,
1901 	.mpo_vnode_check_link = stub_vnode_check_link,
1902 	.mpo_vnode_check_listextattr = stub_vnode_check_listextattr,
1903 	.mpo_vnode_check_lookup = stub_vnode_check_lookup,
1904 	.mpo_vnode_check_mmap = stub_vnode_check_mmap,
1905 	.mpo_vnode_check_mmap_downgrade = stub_vnode_check_mmap_downgrade,
1906 	.mpo_vnode_check_mprotect = stub_vnode_check_mprotect,
1907 	.mpo_vnode_check_open = stub_vnode_check_open,
1908 	.mpo_vnode_check_poll = stub_vnode_check_poll,
1909 	.mpo_vnode_check_read = stub_vnode_check_read,
1910 	.mpo_vnode_check_readdir = stub_vnode_check_readdir,
1911 	.mpo_vnode_check_readlink = stub_vnode_check_readlink,
1912 	.mpo_vnode_check_relabel = stub_vnode_check_relabel,
1913 	.mpo_vnode_check_rename_from = stub_vnode_check_rename_from,
1914 	.mpo_vnode_check_rename_to = stub_vnode_check_rename_to,
1915 	.mpo_vnode_check_revoke = stub_vnode_check_revoke,
1916 	.mpo_vnode_check_setacl = stub_vnode_check_setacl,
1917 	.mpo_vnode_check_setextattr = stub_vnode_check_setextattr,
1918 	.mpo_vnode_check_setflags = stub_vnode_check_setflags,
1919 	.mpo_vnode_check_setmode = stub_vnode_check_setmode,
1920 	.mpo_vnode_check_setowner = stub_vnode_check_setowner,
1921 	.mpo_vnode_check_setutimes = stub_vnode_check_setutimes,
1922 	.mpo_vnode_check_stat = stub_vnode_check_stat,
1923 	.mpo_vnode_check_unlink = stub_vnode_check_unlink,
1924 	.mpo_vnode_check_write = stub_vnode_check_write,
1925 	.mpo_vnode_copy_label = stub_copy_label,
1926 	.mpo_vnode_create_extattr = stub_vnode_create_extattr,
1927 	.mpo_vnode_destroy_label = stub_destroy_label,
1928 	.mpo_vnode_execve_transition = stub_vnode_execve_transition,
1929 	.mpo_vnode_execve_will_transition = stub_vnode_execve_will_transition,
1930 	.mpo_vnode_externalize_label = stub_externalize_label,
1931 	.mpo_vnode_init_label = stub_init_label,
1932 	.mpo_vnode_internalize_label = stub_internalize_label,
1933 	.mpo_vnode_relabel = stub_vnode_relabel,
1934 	.mpo_vnode_setlabel_extattr = stub_vnode_setlabel_extattr,
1935 };
1936 
1937 MAC_POLICY_SET(&stub_ops, mac_stub, "TrustedBSD MAC/Stub",
1938     MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1939