xref: /freebsd/sys/security/mac_stub/mac_stub.c (revision 3b8f08459569bf0faa21473e5cec2491e95c9349)
1 /*-
2  * Copyright (c) 1999-2002, 2007-2011 Robert N. M. Watson
3  * Copyright (c) 2001-2005 McAfee, Inc.
4  * Copyright (c) 2005-2006 SPARTA, Inc.
5  * Copyright (c) 2008 Apple Inc.
6  * All rights reserved.
7  *
8  * This software was developed by Robert Watson for the TrustedBSD Project.
9  *
10  * This software was developed for the FreeBSD Project in part by McAfee
11  * Research, the Security Research Division of McAfee, Inc. under
12  * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
13  * CHATS research program.
14  *
15  * This software was enhanced by SPARTA ISSO under SPAWAR contract
16  * N66001-04-C-6019 ("SEFOS").
17  *
18  * This software was developed at the University of Cambridge Computer
19  * Laboratory with support from a grant from Google, Inc.
20  *
21  * Redistribution and use in source and binary forms, with or without
22  * modification, are permitted provided that the following conditions
23  * are met:
24  * 1. Redistributions of source code must retain the above copyright
25  *    notice, this list of conditions and the following disclaimer.
26  * 2. Redistributions in binary form must reproduce the above copyright
27  *    notice, this list of conditions and the following disclaimer in the
28  *    documentation and/or other materials provided with the distribution.
29  *
30  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
31  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
34  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
36  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
37  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
39  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40  * SUCH DAMAGE.
41  *
42  * $FreeBSD$
43  */
44 
45 /*
46  * Developed by the TrustedBSD Project.
47  *
48  * Stub module that implements a NOOP for most (if not all) MAC Framework
49  * policy entry points.
50  */
51 
52 #include <sys/types.h>
53 #include <sys/param.h>
54 #include <sys/acl.h>
55 #include <sys/conf.h>
56 #include <sys/extattr.h>
57 #include <sys/kernel.h>
58 #include <sys/ksem.h>
59 #include <sys/mount.h>
60 #include <sys/proc.h>
61 #include <sys/systm.h>
62 #include <sys/sysproto.h>
63 #include <sys/sysent.h>
64 #include <sys/vnode.h>
65 #include <sys/file.h>
66 #include <sys/socket.h>
67 #include <sys/socketvar.h>
68 #include <sys/pipe.h>
69 #include <sys/sx.h>
70 #include <sys/sysctl.h>
71 #include <sys/msg.h>
72 #include <sys/sem.h>
73 #include <sys/shm.h>
74 
75 #include <fs/devfs/devfs.h>
76 
77 #include <net/bpfdesc.h>
78 #include <net/if.h>
79 #include <net/if_types.h>
80 #include <net/if_var.h>
81 
82 #include <netinet/in.h>
83 #include <netinet/in_pcb.h>
84 #include <netinet/ip_var.h>
85 
86 #include <vm/vm.h>
87 
88 #include <security/mac/mac_policy.h>
89 
90 SYSCTL_DECL(_security_mac);
91 
92 static SYSCTL_NODE(_security_mac, OID_AUTO, stub, CTLFLAG_RW, 0,
93     "TrustedBSD mac_stub policy controls");
94 
95 static int	stub_enabled = 1;
96 SYSCTL_INT(_security_mac_stub, OID_AUTO, enabled, CTLFLAG_RW,
97     &stub_enabled, 0, "Enforce mac_stub policy");
98 
99 /*
100  * Policy module operations.
101  */
102 static void
103 stub_destroy(struct mac_policy_conf *conf)
104 {
105 
106 }
107 
108 static void
109 stub_init(struct mac_policy_conf *conf)
110 {
111 
112 }
113 
114 static int
115 stub_syscall(struct thread *td, int call, void *arg)
116 {
117 
118 	return (0);
119 }
120 
121 /*
122  * Label operations.
123  */
124 static void
125 stub_init_label(struct label *label)
126 {
127 
128 }
129 
130 static int
131 stub_init_label_waitcheck(struct label *label, int flag)
132 {
133 
134 	return (0);
135 }
136 
137 static void
138 stub_destroy_label(struct label *label)
139 {
140 
141 }
142 
143 static void
144 stub_copy_label(struct label *src, struct label *dest)
145 {
146 
147 }
148 
149 static int
150 stub_externalize_label(struct label *label, char *element_name,
151     struct sbuf *sb, int *claimed)
152 {
153 
154 	return (0);
155 }
156 
157 static int
158 stub_internalize_label(struct label *label, char *element_name,
159     char *element_data, int *claimed)
160 {
161 
162 	return (0);
163 }
164 
165 /*
166  * Object-specific entry point imeplementations are sorted alphabetically by
167  * object type name and then by operation.
168  */
169 static int
170 stub_bpfdesc_check_receive(struct bpf_d *d, struct label *dlabel,
171     struct ifnet *ifp, struct label *ifplabel)
172 {
173 
174         return (0);
175 }
176 
177 static void
178 stub_bpfdesc_create(struct ucred *cred, struct bpf_d *d,
179     struct label *dlabel)
180 {
181 
182 }
183 
184 static void
185 stub_bpfdesc_create_mbuf(struct bpf_d *d, struct label *dlabel,
186     struct mbuf *m, struct label *mlabel)
187 {
188 
189 }
190 
191 static void
192 stub_cred_associate_nfsd(struct ucred *cred)
193 {
194 
195 }
196 
197 static int
198 stub_cred_check_relabel(struct ucred *cred, struct label *newlabel)
199 {
200 
201 	return (0);
202 }
203 
204 static int
205 stub_cred_check_setaudit(struct ucred *cred, struct auditinfo *ai)
206 {
207 
208 	return (0);
209 }
210 
211 static int
212 stub_cred_check_setaudit_addr(struct ucred *cred, struct auditinfo_addr *aia)
213 {
214 
215 	return (0);
216 }
217 
218 static int
219 stub_cred_check_setauid(struct ucred *cred, uid_t auid)
220 {
221 
222 	return (0);
223 }
224 
225 static int
226 stub_cred_check_setegid(struct ucred *cred, gid_t egid)
227 {
228 
229 	return (0);
230 }
231 
232 static int
233 stub_cred_check_seteuid(struct ucred *cred, uid_t euid)
234 {
235 
236 	return (0);
237 }
238 
239 static int
240 stub_cred_check_setgid(struct ucred *cred, gid_t gid)
241 {
242 
243 	return (0);
244 }
245 
246 static int
247 stub_cred_check_setgroups(struct ucred *cred, int ngroups,
248 	gid_t *gidset)
249 {
250 
251 	return (0);
252 }
253 
254 static int
255 stub_cred_check_setregid(struct ucred *cred, gid_t rgid, gid_t egid)
256 {
257 
258 	return (0);
259 }
260 
261 static int
262 stub_cred_check_setresgid(struct ucred *cred, gid_t rgid, gid_t egid,
263 	gid_t sgid)
264 {
265 
266 	return (0);
267 }
268 
269 static int
270 stub_cred_check_setresuid(struct ucred *cred, uid_t ruid, uid_t euid,
271 	uid_t suid)
272 {
273 
274 	return (0);
275 }
276 
277 static int
278 stub_cred_check_setreuid(struct ucred *cred, uid_t ruid, uid_t euid)
279 {
280 
281 	return (0);
282 }
283 
284 static int
285 stub_cred_check_setuid(struct ucred *cred, uid_t uid)
286 {
287 
288 	return (0);
289 }
290 
291 static int
292 stub_cred_check_visible(struct ucred *cr1, struct ucred *cr2)
293 {
294 
295 	return (0);
296 }
297 
298 static void
299 stub_cred_create_init(struct ucred *cred)
300 {
301 
302 }
303 
304 static void
305 stub_cred_create_swapper(struct ucred *cred)
306 {
307 
308 }
309 
310 static void
311 stub_cred_relabel(struct ucred *cred, struct label *newlabel)
312 {
313 
314 }
315 
316 static void
317 stub_devfs_create_device(struct ucred *cred, struct mount *mp,
318     struct cdev *dev, struct devfs_dirent *de, struct label *delabel)
319 {
320 
321 }
322 
323 static void
324 stub_devfs_create_directory(struct mount *mp, char *dirname,
325     int dirnamelen, struct devfs_dirent *de, struct label *delabel)
326 {
327 
328 }
329 
330 static void
331 stub_devfs_create_symlink(struct ucred *cred, struct mount *mp,
332     struct devfs_dirent *dd, struct label *ddlabel, struct devfs_dirent *de,
333     struct label *delabel)
334 {
335 
336 }
337 
338 static void
339 stub_devfs_update(struct mount *mp, struct devfs_dirent *de,
340     struct label *delabel, struct vnode *vp, struct label *vplabel)
341 {
342 
343 }
344 
345 static void
346 stub_devfs_vnode_associate(struct mount *mp, struct label *mplabel,
347     struct devfs_dirent *de, struct label *delabel, struct vnode *vp,
348     struct label *vplabel)
349 {
350 
351 }
352 
353 static int
354 stub_ifnet_check_relabel(struct ucred *cred, struct ifnet *ifp,
355     struct label *ifplabel, struct label *newlabel)
356 {
357 
358 	return (0);
359 }
360 
361 static int
362 stub_ifnet_check_transmit(struct ifnet *ifp, struct label *ifplabel,
363     struct mbuf *m, struct label *mlabel)
364 {
365 
366 	return (0);
367 }
368 
369 static void
370 stub_ifnet_create(struct ifnet *ifp, struct label *ifplabel)
371 {
372 
373 }
374 
375 static void
376 stub_ifnet_create_mbuf(struct ifnet *ifp, struct label *ifplabel,
377     struct mbuf *m, struct label *mlabel)
378 {
379 
380 }
381 
382 static void
383 stub_ifnet_relabel(struct ucred *cred, struct ifnet *ifp,
384     struct label *ifplabel, struct label *newlabel)
385 {
386 
387 }
388 
389 static int
390 stub_inpcb_check_deliver(struct inpcb *inp, struct label *inplabel,
391     struct mbuf *m, struct label *mlabel)
392 {
393 
394 	return (0);
395 }
396 
397 static void
398 stub_inpcb_create(struct socket *so, struct label *solabel,
399     struct inpcb *inp, struct label *inplabel)
400 {
401 
402 }
403 
404 static void
405 stub_inpcb_create_mbuf(struct inpcb *inp, struct label *inplabel,
406     struct mbuf *m, struct label *mlabel)
407 {
408 
409 }
410 
411 static void
412 stub_inpcb_sosetlabel(struct socket *so, struct label *solabel,
413     struct inpcb *inp, struct label *inplabel)
414 {
415 
416 	SOCK_LOCK_ASSERT(so);
417 
418 }
419 
420 static void
421 stub_ip6q_create(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
422     struct label *q6label)
423 {
424 
425 }
426 
427 static int
428 stub_ip6q_match(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
429     struct label *q6label)
430 {
431 
432 	return (1);
433 }
434 
435 static void
436 stub_ip6q_reassemble(struct ip6q *q6, struct label *q6label, struct mbuf *m,
437     struct label *mlabel)
438 {
439 
440 }
441 
442 static void
443 stub_ip6q_update(struct mbuf *m, struct label *mlabel, struct ip6q *q6,
444     struct label *q6label)
445 {
446 
447 }
448 
449 static void
450 stub_ipq_create(struct mbuf *m, struct label *mlabel, struct ipq *q,
451     struct label *qlabel)
452 {
453 
454 }
455 
456 static int
457 stub_ipq_match(struct mbuf *m, struct label *mlabel, struct ipq *q,
458     struct label *qlabel)
459 {
460 
461 	return (1);
462 }
463 
464 static void
465 stub_ipq_reassemble(struct ipq *q, struct label *qlabel, struct mbuf *m,
466     struct label *mlabel)
467 {
468 
469 }
470 
471 static void
472 stub_ipq_update(struct mbuf *m, struct label *mlabel, struct ipq *q,
473     struct label *qlabel)
474 {
475 
476 }
477 
478 static int
479 stub_kenv_check_dump(struct ucred *cred)
480 {
481 
482 	return (0);
483 }
484 
485 static int
486 stub_kenv_check_get(struct ucred *cred, char *name)
487 {
488 
489 	return (0);
490 }
491 
492 static int
493 stub_kenv_check_set(struct ucred *cred, char *name, char *value)
494 {
495 
496 	return (0);
497 }
498 
499 static int
500 stub_kenv_check_unset(struct ucred *cred, char *name)
501 {
502 
503 	return (0);
504 }
505 
506 static int
507 stub_kld_check_load(struct ucred *cred, struct vnode *vp,
508     struct label *vplabel)
509 {
510 
511 	return (0);
512 }
513 
514 static int
515 stub_kld_check_stat(struct ucred *cred)
516 {
517 
518 	return (0);
519 }
520 
521 static int
522 stub_mount_check_stat(struct ucred *cred, struct mount *mp,
523     struct label *mplabel)
524 {
525 
526 	return (0);
527 }
528 
529 static void
530 stub_mount_create(struct ucred *cred, struct mount *mp,
531     struct label *mplabel)
532 {
533 
534 }
535 
536 static void
537 stub_netinet_arp_send(struct ifnet *ifp, struct label *iflpabel,
538     struct mbuf *m, struct label *mlabel)
539 {
540 
541 }
542 
543 static void
544 stub_netinet_firewall_reply(struct mbuf *mrecv, struct label *mrecvlabel,
545     struct mbuf *msend, struct label *msendlabel)
546 {
547 
548 }
549 
550 static void
551 stub_netinet_firewall_send(struct mbuf *m, struct label *mlabel)
552 {
553 
554 }
555 
556 static void
557 stub_netinet_fragment(struct mbuf *m, struct label *mlabel, struct mbuf *frag,
558     struct label *fraglabel)
559 {
560 
561 }
562 
563 static void
564 stub_netinet_icmp_reply(struct mbuf *mrecv, struct label *mrecvlabel,
565     struct mbuf *msend, struct label *msendlabel)
566 {
567 
568 }
569 
570 static void
571 stub_netinet_icmp_replyinplace(struct mbuf *m, struct label *mlabel)
572 {
573 
574 }
575 
576 static void
577 stub_netinet_igmp_send(struct ifnet *ifp, struct label *iflpabel,
578     struct mbuf *m, struct label *mlabel)
579 {
580 
581 }
582 
583 static void
584 stub_netinet_tcp_reply(struct mbuf *m, struct label *mlabel)
585 {
586 
587 }
588 
589 static void
590 stub_netinet6_nd6_send(struct ifnet *ifp, struct label *iflpabel,
591     struct mbuf *m, struct label *mlabel)
592 {
593 
594 }
595 
596 static int
597 stub_pipe_check_ioctl(struct ucred *cred, struct pipepair *pp,
598     struct label *pplabel, unsigned long cmd, void /* caddr_t */ *data)
599 {
600 
601 	return (0);
602 }
603 
604 static int
605 stub_pipe_check_poll(struct ucred *cred, struct pipepair *pp,
606     struct label *pplabel)
607 {
608 
609 	return (0);
610 }
611 
612 static int
613 stub_pipe_check_read(struct ucred *cred, struct pipepair *pp,
614     struct label *pplabel)
615 {
616 
617 	return (0);
618 }
619 
620 static int
621 stub_pipe_check_relabel(struct ucred *cred, struct pipepair *pp,
622     struct label *pplabel, struct label *newlabel)
623 {
624 
625 	return (0);
626 }
627 
628 static int
629 stub_pipe_check_stat(struct ucred *cred, struct pipepair *pp,
630     struct label *pplabel)
631 {
632 
633 	return (0);
634 }
635 
636 static int
637 stub_pipe_check_write(struct ucred *cred, struct pipepair *pp,
638     struct label *pplabel)
639 {
640 
641 	return (0);
642 }
643 
644 static void
645 stub_pipe_create(struct ucred *cred, struct pipepair *pp,
646     struct label *pplabel)
647 {
648 
649 }
650 
651 static void
652 stub_pipe_relabel(struct ucred *cred, struct pipepair *pp,
653     struct label *pplabel, struct label *newlabel)
654 {
655 
656 }
657 
658 static int
659 stub_posixsem_check_getvalue(struct ucred *active_cred, struct ucred *file_cred,
660     struct ksem *ks, struct label *kslabel)
661 {
662 
663 	return (0);
664 }
665 
666 static int
667 stub_posixsem_check_open(struct ucred *cred, struct ksem *ks,
668     struct label *kslabel)
669 {
670 
671 	return (0);
672 }
673 
674 static int
675 stub_posixsem_check_post(struct ucred *active_cred, struct ucred *file_cred,
676     struct ksem *ks, struct label *kslabel)
677 {
678 
679 	return (0);
680 }
681 
682 static int
683 stub_posixsem_check_setmode(struct ucred *cred, struct ksem *ks,
684     struct label *kslabel, mode_t mode)
685 {
686 
687 	return (0);
688 }
689 
690 static int
691 stub_posixsem_check_setowner(struct ucred *cred, struct ksem *ks,
692     struct label *kslabel, uid_t uid, gid_t gid)
693 {
694 
695 	return (0);
696 }
697 
698 static int
699 stub_posixsem_check_stat(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_unlink(struct ucred *cred, struct ksem *ks,
708     struct label *kslabel)
709 {
710 
711 	return (0);
712 }
713 
714 static int
715 stub_posixsem_check_wait(struct ucred *active_cred, struct ucred *file_cred,
716     struct ksem *ks, struct label *kslabel)
717 {
718 
719 	return (0);
720 }
721 
722 static void
723 stub_posixsem_create(struct ucred *cred, struct ksem *ks,
724     struct label *kslabel)
725 {
726 
727 }
728 
729 static int
730 stub_posixshm_check_create(struct ucred *cred, const char *path)
731 {
732 
733 	return (0);
734 }
735 
736 static int
737 stub_posixshm_check_mmap(struct ucred *cred, struct shmfd *shmfd,
738     struct label *shmlabel, int prot, int flags)
739 {
740 
741 	return (0);
742 }
743 
744 static int
745 stub_posixshm_check_open(struct ucred *cred, struct shmfd *shmfd,
746     struct label *shmlabel, accmode_t accmode)
747 {
748 
749 	return (0);
750 }
751 
752 static int
753 stub_posixshm_check_read(struct ucred *active_cred, struct ucred *file_cred,
754     struct shmfd *shm, struct label *shmlabel)
755 {
756 
757 	return (0);
758 }
759 
760 static int
761 stub_posixshm_check_setmode(struct ucred *cred, struct shmfd *shmfd,
762     struct label *shmlabel, mode_t mode)
763 {
764 
765 	return (0);
766 }
767 
768 static int
769 stub_posixshm_check_setowner(struct ucred *cred, struct shmfd *shmfd,
770     struct label *shmlabel, uid_t uid, gid_t gid)
771 {
772 
773 	return (0);
774 }
775 
776 static int
777 stub_posixshm_check_stat(struct ucred *active_cred, struct ucred *file_cred,
778     struct shmfd *shmfd, struct label *shmlabel)
779 {
780 
781 	return (0);
782 }
783 
784 static int
785 stub_posixshm_check_truncate(struct ucred *active_cred,
786     struct ucred *file_cred, struct shmfd *shmfd, struct label *shmlabel)
787 {
788 
789 	return (0);
790 }
791 
792 static int
793 stub_posixshm_check_unlink(struct ucred *cred, struct shmfd *shmfd,
794     struct label *shmlabel)
795 {
796 
797 	return (0);
798 }
799 
800 static int
801 stub_posixshm_check_write(struct ucred *active_cred, struct ucred *file_cred,
802     struct shmfd *shm, struct label *shmlabel)
803 {
804 
805 	return (0);
806 }
807 
808 static void
809 stub_posixshm_create(struct ucred *cred, struct shmfd *shmfd,
810     struct label *shmlabel)
811 {
812 
813 }
814 
815 static int
816 stub_priv_check(struct ucred *cred, int priv)
817 {
818 
819 	return (0);
820 }
821 
822 static int
823 stub_priv_grant(struct ucred *cred, int priv)
824 {
825 
826 	return (EPERM);
827 }
828 
829 static int
830 stub_proc_check_debug(struct ucred *cred, struct proc *p)
831 {
832 
833 	return (0);
834 }
835 
836 static int
837 stub_proc_check_sched(struct ucred *cred, struct proc *p)
838 {
839 
840 	return (0);
841 }
842 
843 static int
844 stub_proc_check_signal(struct ucred *cred, struct proc *p, int signum)
845 {
846 
847 	return (0);
848 }
849 
850 static int
851 stub_proc_check_wait(struct ucred *cred, struct proc *p)
852 {
853 
854 	return (0);
855 }
856 
857 static int
858 stub_socket_check_accept(struct ucred *cred, struct socket *so,
859     struct label *solabel)
860 {
861 
862 #if 0
863 	SOCK_LOCK(so);
864 	SOCK_UNLOCK(so);
865 #endif
866 
867 	return (0);
868 }
869 
870 static int
871 stub_socket_check_bind(struct ucred *cred, struct socket *so,
872     struct label *solabel, struct sockaddr *sa)
873 {
874 
875 #if 0
876 	SOCK_LOCK(so);
877 	SOCK_UNLOCK(so);
878 #endif
879 
880 	return (0);
881 }
882 
883 static int
884 stub_socket_check_connect(struct ucred *cred, struct socket *so,
885     struct label *solabel, struct sockaddr *sa)
886 {
887 
888 #if 0
889 	SOCK_LOCK(so);
890 	SOCK_UNLOCK(so);
891 #endif
892 
893 	return (0);
894 }
895 
896 static int
897 stub_socket_check_create(struct ucred *cred, int domain, int type, int proto)
898 {
899 
900 	return (0);
901 }
902 
903 static int
904 stub_socket_check_deliver(struct socket *so, struct label *solabel,
905     struct mbuf *m, struct label *mlabel)
906 {
907 
908 #if 0
909 	SOCK_LOCK(so);
910 	SOCK_UNLOCK(so);
911 #endif
912 
913 	return (0);
914 }
915 
916 static int
917 stub_socket_check_listen(struct ucred *cred, struct socket *so,
918     struct label *solabel)
919 {
920 
921 #if 0
922 	SOCK_LOCK(so);
923 	SOCK_UNLOCK(so);
924 #endif
925 
926 	return (0);
927 }
928 
929 static int
930 stub_socket_check_poll(struct ucred *cred, struct socket *so,
931     struct label *solabel)
932 {
933 
934 #if 0
935 	SOCK_LOCK(so);
936 	SOCK_UNLOCK(so);
937 #endif
938 
939 	return (0);
940 }
941 
942 static int
943 stub_socket_check_receive(struct ucred *cred, struct socket *so,
944     struct label *solabel)
945 {
946 
947 #if 0
948 	SOCK_LOCK(so);
949 	SOCK_UNLOCK(so);
950 #endif
951 
952 	return (0);
953 }
954 
955 static int
956 stub_socket_check_relabel(struct ucred *cred, struct socket *so,
957     struct label *solabel, struct label *newlabel)
958 {
959 
960 	SOCK_LOCK_ASSERT(so);
961 
962 	return (0);
963 }
964 static int
965 stub_socket_check_send(struct ucred *cred, struct socket *so,
966     struct label *solabel)
967 {
968 
969 #if 0
970 	SOCK_LOCK(so);
971 	SOCK_UNLOCK(so);
972 #endif
973 
974 	return (0);
975 }
976 
977 static int
978 stub_socket_check_stat(struct ucred *cred, struct socket *so,
979     struct label *solabel)
980 {
981 
982 #if 0
983 	SOCK_LOCK(so);
984 	SOCK_UNLOCK(so);
985 #endif
986 
987 	return (0);
988 }
989 
990 static int
991 stub_inpcb_check_visible(struct ucred *cred, struct inpcb *inp,
992    struct label *inplabel)
993 {
994 
995 	return (0);
996 }
997 
998 static int
999 stub_socket_check_visible(struct ucred *cred, struct socket *so,
1000    struct label *solabel)
1001 {
1002 
1003 #if 0
1004 	SOCK_LOCK(so);
1005 	SOCK_UNLOCK(so);
1006 #endif
1007 
1008 	return (0);
1009 }
1010 
1011 static void
1012 stub_socket_create(struct ucred *cred, struct socket *so,
1013     struct label *solabel)
1014 {
1015 
1016 }
1017 
1018 static void
1019 stub_socket_create_mbuf(struct socket *so, struct label *solabel,
1020     struct mbuf *m, struct label *mlabel)
1021 {
1022 
1023 #if 0
1024 	SOCK_LOCK(so);
1025 	SOCK_UNLOCK(so);
1026 #endif
1027 }
1028 
1029 static void
1030 stub_socket_newconn(struct socket *oldso, struct label *oldsolabel,
1031     struct socket *newso, struct label *newsolabel)
1032 {
1033 
1034 #if 0
1035 	SOCK_LOCK(oldso);
1036 	SOCK_UNLOCK(oldso);
1037 #endif
1038 #if 0
1039 	SOCK_LOCK(newso);
1040 	SOCK_UNLOCK(newso);
1041 #endif
1042 }
1043 
1044 static void
1045 stub_socket_relabel(struct ucred *cred, struct socket *so,
1046     struct label *solabel, struct label *newlabel)
1047 {
1048 
1049 	SOCK_LOCK_ASSERT(so);
1050 }
1051 
1052 static void
1053 stub_socketpeer_set_from_mbuf(struct mbuf *m, struct label *mlabel,
1054     struct socket *so, struct label *sopeerlabel)
1055 {
1056 
1057 #if 0
1058 	SOCK_LOCK(so);
1059 	SOCK_UNLOCK(so);
1060 #endif
1061 }
1062 
1063 static void
1064 stub_socketpeer_set_from_socket(struct socket *oldso,
1065     struct label *oldsolabel, struct socket *newso,
1066     struct label *newsopeerlabel)
1067 {
1068 
1069 #if 0
1070 	SOCK_LOCK(oldso);
1071 	SOCK_UNLOCK(oldso);
1072 #endif
1073 #if 0
1074 	SOCK_LOCK(newso);
1075 	SOCK_UNLOCK(newso);
1076 #endif
1077 }
1078 
1079 static void
1080 stub_syncache_create(struct label *label, struct inpcb *inp)
1081 {
1082 
1083 }
1084 
1085 static void
1086 stub_syncache_create_mbuf(struct label *sc_label, struct mbuf *m,
1087     struct label *mlabel)
1088 {
1089 
1090 }
1091 
1092 static int
1093 stub_system_check_acct(struct ucred *cred, struct vnode *vp,
1094     struct label *vplabel)
1095 {
1096 
1097 	return (0);
1098 }
1099 
1100 static int
1101 stub_system_check_audit(struct ucred *cred, void *record, int length)
1102 {
1103 
1104 	return (0);
1105 }
1106 
1107 static int
1108 stub_system_check_auditctl(struct ucred *cred, struct vnode *vp,
1109     struct label *vplabel)
1110 {
1111 
1112 	return (0);
1113 }
1114 
1115 static int
1116 stub_system_check_auditon(struct ucred *cred, int cmd)
1117 {
1118 
1119 	return (0);
1120 }
1121 
1122 static int
1123 stub_system_check_reboot(struct ucred *cred, int how)
1124 {
1125 
1126 	return (0);
1127 }
1128 
1129 static int
1130 stub_system_check_swapoff(struct ucred *cred, struct vnode *vp,
1131     struct label *vplabel)
1132 {
1133 
1134 	return (0);
1135 }
1136 
1137 static int
1138 stub_system_check_swapon(struct ucred *cred, struct vnode *vp,
1139     struct label *vplabel)
1140 {
1141 
1142 	return (0);
1143 }
1144 
1145 static int
1146 stub_system_check_sysctl(struct ucred *cred, struct sysctl_oid *oidp,
1147     void *arg1, int arg2, struct sysctl_req *req)
1148 {
1149 
1150 	return (0);
1151 }
1152 
1153 static void
1154 stub_sysvmsg_cleanup(struct label *msglabel)
1155 {
1156 
1157 }
1158 
1159 static void
1160 stub_sysvmsg_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1161     struct label *msqlabel, struct msg *msgptr, struct label *msglabel)
1162 {
1163 
1164 }
1165 
1166 static int
1167 stub_sysvmsq_check_msgmsq(struct ucred *cred, struct msg *msgptr,
1168     struct label *msglabel, struct msqid_kernel *msqkptr,
1169     struct label *msqklabel)
1170 {
1171 
1172 	return (0);
1173 }
1174 
1175 static int
1176 stub_sysvmsq_check_msgrcv(struct ucred *cred, struct msg *msgptr,
1177     struct label *msglabel)
1178 {
1179 
1180 	return (0);
1181 }
1182 
1183 
1184 static int
1185 stub_sysvmsq_check_msgrmid(struct ucred *cred, struct msg *msgptr,
1186     struct label *msglabel)
1187 {
1188 
1189 	return (0);
1190 }
1191 
1192 
1193 static int
1194 stub_sysvmsq_check_msqget(struct ucred *cred, struct msqid_kernel *msqkptr,
1195     struct label *msqklabel)
1196 {
1197 
1198 	return (0);
1199 }
1200 
1201 
1202 static int
1203 stub_sysvmsq_check_msqsnd(struct ucred *cred, struct msqid_kernel *msqkptr,
1204     struct label *msqklabel)
1205 {
1206 
1207 	return (0);
1208 }
1209 
1210 static int
1211 stub_sysvmsq_check_msqrcv(struct ucred *cred, struct msqid_kernel *msqkptr,
1212     struct label *msqklabel)
1213 {
1214 
1215 	return (0);
1216 }
1217 
1218 
1219 static int
1220 stub_sysvmsq_check_msqctl(struct ucred *cred, struct msqid_kernel *msqkptr,
1221     struct label *msqklabel, int cmd)
1222 {
1223 
1224 	return (0);
1225 }
1226 
1227 
1228 static void
1229 stub_sysvmsq_cleanup(struct label *msqlabel)
1230 {
1231 
1232 }
1233 
1234 static void
1235 stub_sysvmsq_create(struct ucred *cred, struct msqid_kernel *msqkptr,
1236     struct label *msqlabel)
1237 {
1238 
1239 }
1240 
1241 static int
1242 stub_sysvsem_check_semctl(struct ucred *cred, struct semid_kernel *semakptr,
1243     struct label *semaklabel, int cmd)
1244 {
1245 
1246 	return (0);
1247 }
1248 
1249 static int
1250 stub_sysvsem_check_semget(struct ucred *cred, struct semid_kernel *semakptr,
1251     struct label *semaklabel)
1252 {
1253 
1254 	return (0);
1255 }
1256 
1257 
1258 static int
1259 stub_sysvsem_check_semop(struct ucred *cred, struct semid_kernel *semakptr,
1260     struct label *semaklabel, size_t accesstype)
1261 {
1262 
1263 	return (0);
1264 }
1265 
1266 static void
1267 stub_sysvsem_cleanup(struct label *semalabel)
1268 {
1269 
1270 }
1271 
1272 static void
1273 stub_sysvsem_create(struct ucred *cred, struct semid_kernel *semakptr,
1274     struct label *semalabel)
1275 {
1276 
1277 }
1278 
1279 static int
1280 stub_sysvshm_check_shmat(struct ucred *cred, struct shmid_kernel *shmsegptr,
1281     struct label *shmseglabel, int shmflg)
1282 {
1283 
1284 	return (0);
1285 }
1286 
1287 static int
1288 stub_sysvshm_check_shmctl(struct ucred *cred, struct shmid_kernel *shmsegptr,
1289     struct label *shmseglabel, int cmd)
1290 {
1291 
1292 	return (0);
1293 }
1294 
1295 static int
1296 stub_sysvshm_check_shmdt(struct ucred *cred, struct shmid_kernel *shmsegptr,
1297     struct label *shmseglabel)
1298 {
1299 
1300 	return (0);
1301 }
1302 
1303 
1304 static int
1305 stub_sysvshm_check_shmget(struct ucred *cred, struct shmid_kernel *shmsegptr,
1306     struct label *shmseglabel, int shmflg)
1307 {
1308 
1309 	return (0);
1310 }
1311 
1312 static void
1313 stub_sysvshm_cleanup(struct label *shmlabel)
1314 {
1315 
1316 }
1317 
1318 static void
1319 stub_sysvshm_create(struct ucred *cred, struct shmid_kernel *shmsegptr,
1320     struct label *shmalabel)
1321 {
1322 
1323 }
1324 
1325 static void
1326 stub_thread_userret(struct thread *td)
1327 {
1328 
1329 }
1330 
1331 static int
1332 stub_vnode_associate_extattr(struct mount *mp, struct label *mplabel,
1333     struct vnode *vp, struct label *vplabel)
1334 {
1335 
1336 	return (0);
1337 }
1338 
1339 static void
1340 stub_vnode_associate_singlelabel(struct mount *mp, struct label *mplabel,
1341     struct vnode *vp, struct label *vplabel)
1342 {
1343 
1344 }
1345 
1346 static int
1347 stub_vnode_check_access(struct ucred *cred, struct vnode *vp,
1348     struct label *vplabel, accmode_t accmode)
1349 {
1350 
1351 	return (0);
1352 }
1353 
1354 static int
1355 stub_vnode_check_chdir(struct ucred *cred, struct vnode *dvp,
1356     struct label *dvplabel)
1357 {
1358 
1359 	return (0);
1360 }
1361 
1362 static int
1363 stub_vnode_check_chroot(struct ucred *cred, struct vnode *dvp,
1364     struct label *dvplabel)
1365 {
1366 
1367 	return (0);
1368 }
1369 
1370 static int
1371 stub_vnode_check_create(struct ucred *cred, struct vnode *dvp,
1372     struct label *dvplabel, struct componentname *cnp, struct vattr *vap)
1373 {
1374 
1375 	return (0);
1376 }
1377 
1378 static int
1379 stub_vnode_check_deleteacl(struct ucred *cred, struct vnode *vp,
1380     struct label *vplabel, acl_type_t type)
1381 {
1382 
1383 	return (0);
1384 }
1385 
1386 static int
1387 stub_vnode_check_deleteextattr(struct ucred *cred, struct vnode *vp,
1388     struct label *vplabel, int attrnamespace, const char *name)
1389 {
1390 
1391 	return (0);
1392 }
1393 
1394 static int
1395 stub_vnode_check_exec(struct ucred *cred, struct vnode *vp,
1396     struct label *vplabel, struct image_params *imgp,
1397     struct label *execlabel)
1398 {
1399 
1400 	return (0);
1401 }
1402 
1403 static int
1404 stub_vnode_check_getacl(struct ucred *cred, struct vnode *vp,
1405     struct label *vplabel, acl_type_t type)
1406 {
1407 
1408 	return (0);
1409 }
1410 
1411 static int
1412 stub_vnode_check_getextattr(struct ucred *cred, struct vnode *vp,
1413     struct label *vplabel, int attrnamespace, const char *name)
1414 {
1415 
1416 	return (0);
1417 }
1418 
1419 static int
1420 stub_vnode_check_link(struct ucred *cred, struct vnode *dvp,
1421     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1422     struct componentname *cnp)
1423 {
1424 
1425 	return (0);
1426 }
1427 
1428 static int
1429 stub_vnode_check_listextattr(struct ucred *cred, struct vnode *vp,
1430     struct label *vplabel, int attrnamespace)
1431 {
1432 
1433 	return (0);
1434 }
1435 
1436 static int
1437 stub_vnode_check_lookup(struct ucred *cred, struct vnode *dvp,
1438     struct label *dvplabel, struct componentname *cnp)
1439 {
1440 
1441 	return (0);
1442 }
1443 
1444 static int
1445 stub_vnode_check_mmap(struct ucred *cred, struct vnode *vp,
1446     struct label *vplabel, int prot, int flags)
1447 {
1448 
1449 	return (0);
1450 }
1451 
1452 static void
1453 stub_vnode_check_mmap_downgrade(struct ucred *cred, struct vnode *vp,
1454     struct label *vplabel, int *prot)
1455 {
1456 
1457 }
1458 
1459 static int
1460 stub_vnode_check_mprotect(struct ucred *cred, struct vnode *vp,
1461     struct label *vplabel, int prot)
1462 {
1463 
1464 	return (0);
1465 }
1466 
1467 static int
1468 stub_vnode_check_open(struct ucred *cred, struct vnode *vp,
1469     struct label *vplabel, accmode_t accmode)
1470 {
1471 
1472 	return (0);
1473 }
1474 
1475 static int
1476 stub_vnode_check_poll(struct ucred *active_cred, struct ucred *file_cred,
1477     struct vnode *vp, struct label *vplabel)
1478 {
1479 
1480 	return (0);
1481 }
1482 
1483 static int
1484 stub_vnode_check_read(struct ucred *active_cred, struct ucred *file_cred,
1485     struct vnode *vp, struct label *vplabel)
1486 {
1487 
1488 	return (0);
1489 }
1490 
1491 static int
1492 stub_vnode_check_readdir(struct ucred *cred, struct vnode *vp,
1493     struct label *dvplabel)
1494 {
1495 
1496 	return (0);
1497 }
1498 
1499 static int
1500 stub_vnode_check_readlink(struct ucred *cred, struct vnode *vp,
1501     struct label *vplabel)
1502 {
1503 
1504 	return (0);
1505 }
1506 
1507 static int
1508 stub_vnode_check_relabel(struct ucred *cred, struct vnode *vp,
1509     struct label *vplabel, struct label *newlabel)
1510 {
1511 
1512 	return (0);
1513 }
1514 
1515 static int
1516 stub_vnode_check_rename_from(struct ucred *cred, struct vnode *dvp,
1517     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1518     struct componentname *cnp)
1519 {
1520 
1521 	return (0);
1522 }
1523 
1524 static int
1525 stub_vnode_check_rename_to(struct ucred *cred, struct vnode *dvp,
1526     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1527     int samedir, struct componentname *cnp)
1528 {
1529 
1530 	return (0);
1531 }
1532 
1533 static int
1534 stub_vnode_check_revoke(struct ucred *cred, struct vnode *vp,
1535     struct label *vplabel)
1536 {
1537 
1538 	return (0);
1539 }
1540 
1541 static int
1542 stub_vnode_check_setacl(struct ucred *cred, struct vnode *vp,
1543     struct label *vplabel, acl_type_t type, struct acl *acl)
1544 {
1545 
1546 	return (0);
1547 }
1548 
1549 static int
1550 stub_vnode_check_setextattr(struct ucred *cred, struct vnode *vp,
1551     struct label *vplabel, int attrnamespace, const char *name)
1552 {
1553 
1554 	return (0);
1555 }
1556 
1557 static int
1558 stub_vnode_check_setflags(struct ucred *cred, struct vnode *vp,
1559     struct label *vplabel, u_long flags)
1560 {
1561 
1562 	return (0);
1563 }
1564 
1565 static int
1566 stub_vnode_check_setmode(struct ucred *cred, struct vnode *vp,
1567     struct label *vplabel, mode_t mode)
1568 {
1569 
1570 	return (0);
1571 }
1572 
1573 static int
1574 stub_vnode_check_setowner(struct ucred *cred, struct vnode *vp,
1575     struct label *vplabel, uid_t uid, gid_t gid)
1576 {
1577 
1578 	return (0);
1579 }
1580 
1581 static int
1582 stub_vnode_check_setutimes(struct ucred *cred, struct vnode *vp,
1583     struct label *vplabel, struct timespec atime, struct timespec mtime)
1584 {
1585 
1586 	return (0);
1587 }
1588 
1589 static int
1590 stub_vnode_check_stat(struct ucred *active_cred, struct ucred *file_cred,
1591     struct vnode *vp, struct label *vplabel)
1592 {
1593 
1594 	return (0);
1595 }
1596 
1597 static int
1598 stub_vnode_check_unlink(struct ucred *cred, struct vnode *dvp,
1599     struct label *dvplabel, struct vnode *vp, struct label *vplabel,
1600     struct componentname *cnp)
1601 {
1602 
1603 	return (0);
1604 }
1605 
1606 static int
1607 stub_vnode_check_write(struct ucred *active_cred, struct ucred *file_cred,
1608     struct vnode *vp, struct label *vplabel)
1609 {
1610 
1611 	return (0);
1612 }
1613 
1614 static int
1615 stub_vnode_create_extattr(struct ucred *cred, struct mount *mp,
1616     struct label *mntlabel, struct vnode *dvp, struct label *dvplabel,
1617     struct vnode *vp, struct label *vplabel, struct componentname *cnp)
1618 {
1619 
1620 	return (0);
1621 }
1622 
1623 static void
1624 stub_vnode_execve_transition(struct ucred *old, struct ucred *new,
1625     struct vnode *vp, struct label *vplabel, struct label *interpvplabel,
1626     struct image_params *imgp, struct label *execlabel)
1627 {
1628 
1629 }
1630 
1631 static int
1632 stub_vnode_execve_will_transition(struct ucred *old, struct vnode *vp,
1633     struct label *vplabel, struct label *interpvplabel,
1634     struct image_params *imgp, struct label *execlabel)
1635 {
1636 
1637 	return (0);
1638 }
1639 
1640 static void
1641 stub_vnode_relabel(struct ucred *cred, struct vnode *vp,
1642     struct label *vplabel, struct label *label)
1643 {
1644 
1645 }
1646 
1647 static int
1648 stub_vnode_setlabel_extattr(struct ucred *cred, struct vnode *vp,
1649     struct label *vplabel, struct label *intlabel)
1650 {
1651 
1652 	return (0);
1653 }
1654 
1655 /*
1656  * Register functions with MAC Framework policy entry points.
1657  */
1658 static struct mac_policy_ops stub_ops =
1659 {
1660 	.mpo_destroy = stub_destroy,
1661 	.mpo_init = stub_init,
1662 	.mpo_syscall = stub_syscall,
1663 
1664 	.mpo_bpfdesc_check_receive = stub_bpfdesc_check_receive,
1665 	.mpo_bpfdesc_create = stub_bpfdesc_create,
1666 	.mpo_bpfdesc_create_mbuf = stub_bpfdesc_create_mbuf,
1667 	.mpo_bpfdesc_destroy_label = stub_destroy_label,
1668 	.mpo_bpfdesc_init_label = stub_init_label,
1669 
1670 	.mpo_cred_associate_nfsd = stub_cred_associate_nfsd,
1671 	.mpo_cred_check_relabel = stub_cred_check_relabel,
1672 	.mpo_cred_check_setaudit = stub_cred_check_setaudit,
1673 	.mpo_cred_check_setaudit_addr = stub_cred_check_setaudit_addr,
1674 	.mpo_cred_check_setauid = stub_cred_check_setauid,
1675 	.mpo_cred_check_setegid = stub_cred_check_setegid,
1676 	.mpo_cred_check_seteuid = stub_cred_check_seteuid,
1677 	.mpo_cred_check_setgid = stub_cred_check_setgid,
1678 	.mpo_cred_check_setgroups = stub_cred_check_setgroups,
1679 	.mpo_cred_check_setregid = stub_cred_check_setregid,
1680 	.mpo_cred_check_setresgid = stub_cred_check_setresgid,
1681 	.mpo_cred_check_setresuid = stub_cred_check_setresuid,
1682 	.mpo_cred_check_setreuid = stub_cred_check_setreuid,
1683 	.mpo_cred_check_setuid = stub_cred_check_setuid,
1684 	.mpo_cred_check_visible = stub_cred_check_visible,
1685 	.mpo_cred_copy_label = stub_copy_label,
1686 	.mpo_cred_create_init = stub_cred_create_init,
1687 	.mpo_cred_create_swapper = stub_cred_create_swapper,
1688 	.mpo_cred_destroy_label = stub_destroy_label,
1689 	.mpo_cred_externalize_label = stub_externalize_label,
1690 	.mpo_cred_init_label = stub_init_label,
1691 	.mpo_cred_internalize_label = stub_internalize_label,
1692 	.mpo_cred_relabel= stub_cred_relabel,
1693 
1694 	.mpo_devfs_create_device = stub_devfs_create_device,
1695 	.mpo_devfs_create_directory = stub_devfs_create_directory,
1696 	.mpo_devfs_create_symlink = stub_devfs_create_symlink,
1697 	.mpo_devfs_destroy_label = stub_destroy_label,
1698 	.mpo_devfs_init_label = stub_init_label,
1699 	.mpo_devfs_update = stub_devfs_update,
1700 	.mpo_devfs_vnode_associate = stub_devfs_vnode_associate,
1701 
1702 	.mpo_ifnet_check_relabel = stub_ifnet_check_relabel,
1703 	.mpo_ifnet_check_transmit = stub_ifnet_check_transmit,
1704 	.mpo_ifnet_copy_label = stub_copy_label,
1705 	.mpo_ifnet_create = stub_ifnet_create,
1706 	.mpo_ifnet_create_mbuf = stub_ifnet_create_mbuf,
1707 	.mpo_ifnet_destroy_label = stub_destroy_label,
1708 	.mpo_ifnet_externalize_label = stub_externalize_label,
1709 	.mpo_ifnet_init_label = stub_init_label,
1710 	.mpo_ifnet_internalize_label = stub_internalize_label,
1711 	.mpo_ifnet_relabel = stub_ifnet_relabel,
1712 
1713 	.mpo_inpcb_check_deliver = stub_inpcb_check_deliver,
1714 	.mpo_inpcb_check_visible = stub_inpcb_check_visible,
1715 	.mpo_inpcb_create = stub_inpcb_create,
1716 	.mpo_inpcb_create_mbuf = stub_inpcb_create_mbuf,
1717 	.mpo_inpcb_destroy_label = stub_destroy_label,
1718 	.mpo_inpcb_init_label = stub_init_label_waitcheck,
1719 	.mpo_inpcb_sosetlabel = stub_inpcb_sosetlabel,
1720 
1721 	.mpo_ip6q_create = stub_ip6q_create,
1722 	.mpo_ip6q_destroy_label = stub_destroy_label,
1723 	.mpo_ip6q_init_label = stub_init_label_waitcheck,
1724 	.mpo_ip6q_match = stub_ip6q_match,
1725 	.mpo_ip6q_update = stub_ip6q_update,
1726 	.mpo_ip6q_reassemble = stub_ip6q_reassemble,
1727 
1728 	.mpo_ipq_create = stub_ipq_create,
1729 	.mpo_ipq_destroy_label = stub_destroy_label,
1730 	.mpo_ipq_init_label = stub_init_label_waitcheck,
1731 	.mpo_ipq_match = stub_ipq_match,
1732 	.mpo_ipq_update = stub_ipq_update,
1733 	.mpo_ipq_reassemble = stub_ipq_reassemble,
1734 
1735 	.mpo_kenv_check_dump = stub_kenv_check_dump,
1736 	.mpo_kenv_check_get = stub_kenv_check_get,
1737 	.mpo_kenv_check_set = stub_kenv_check_set,
1738 	.mpo_kenv_check_unset = stub_kenv_check_unset,
1739 
1740 	.mpo_kld_check_load = stub_kld_check_load,
1741 	.mpo_kld_check_stat = stub_kld_check_stat,
1742 
1743 	.mpo_mbuf_copy_label = stub_copy_label,
1744 	.mpo_mbuf_destroy_label = stub_destroy_label,
1745 	.mpo_mbuf_init_label = stub_init_label_waitcheck,
1746 
1747 	.mpo_mount_check_stat = stub_mount_check_stat,
1748 	.mpo_mount_create = stub_mount_create,
1749 	.mpo_mount_destroy_label = stub_destroy_label,
1750 	.mpo_mount_init_label = stub_init_label,
1751 
1752 	.mpo_netinet_arp_send = stub_netinet_arp_send,
1753 	.mpo_netinet_firewall_reply = stub_netinet_firewall_reply,
1754 	.mpo_netinet_firewall_send = stub_netinet_firewall_send,
1755 	.mpo_netinet_fragment = stub_netinet_fragment,
1756 	.mpo_netinet_icmp_reply = stub_netinet_icmp_reply,
1757 	.mpo_netinet_icmp_replyinplace = stub_netinet_icmp_replyinplace,
1758 	.mpo_netinet_tcp_reply = stub_netinet_tcp_reply,
1759 	.mpo_netinet_igmp_send = stub_netinet_igmp_send,
1760 
1761 	.mpo_netinet6_nd6_send = stub_netinet6_nd6_send,
1762 
1763 	.mpo_pipe_check_ioctl = stub_pipe_check_ioctl,
1764 	.mpo_pipe_check_poll = stub_pipe_check_poll,
1765 	.mpo_pipe_check_read = stub_pipe_check_read,
1766 	.mpo_pipe_check_relabel = stub_pipe_check_relabel,
1767 	.mpo_pipe_check_stat = stub_pipe_check_stat,
1768 	.mpo_pipe_check_write = stub_pipe_check_write,
1769 	.mpo_pipe_copy_label = stub_copy_label,
1770 	.mpo_pipe_create = stub_pipe_create,
1771 	.mpo_pipe_destroy_label = stub_destroy_label,
1772 	.mpo_pipe_externalize_label = stub_externalize_label,
1773 	.mpo_pipe_init_label = stub_init_label,
1774 	.mpo_pipe_internalize_label = stub_internalize_label,
1775 	.mpo_pipe_relabel = stub_pipe_relabel,
1776 
1777 	.mpo_posixsem_check_getvalue = stub_posixsem_check_getvalue,
1778 	.mpo_posixsem_check_open = stub_posixsem_check_open,
1779 	.mpo_posixsem_check_post = stub_posixsem_check_post,
1780 	.mpo_posixsem_check_setmode = stub_posixsem_check_setmode,
1781 	.mpo_posixsem_check_setowner = stub_posixsem_check_setowner,
1782 	.mpo_posixsem_check_stat = stub_posixsem_check_stat,
1783 	.mpo_posixsem_check_unlink = stub_posixsem_check_unlink,
1784 	.mpo_posixsem_check_wait = stub_posixsem_check_wait,
1785 	.mpo_posixsem_create = stub_posixsem_create,
1786 	.mpo_posixsem_destroy_label = stub_destroy_label,
1787 	.mpo_posixsem_init_label = stub_init_label,
1788 
1789 	.mpo_posixshm_check_create = stub_posixshm_check_create,
1790 	.mpo_posixshm_check_mmap = stub_posixshm_check_mmap,
1791 	.mpo_posixshm_check_open = stub_posixshm_check_open,
1792 	.mpo_posixshm_check_read = stub_posixshm_check_read,
1793 	.mpo_posixshm_check_setmode = stub_posixshm_check_setmode,
1794 	.mpo_posixshm_check_setowner = stub_posixshm_check_setowner,
1795 	.mpo_posixshm_check_stat = stub_posixshm_check_stat,
1796 	.mpo_posixshm_check_truncate = stub_posixshm_check_truncate,
1797 	.mpo_posixshm_check_unlink = stub_posixshm_check_unlink,
1798 	.mpo_posixshm_check_write = stub_posixshm_check_write,
1799 	.mpo_posixshm_create = stub_posixshm_create,
1800 	.mpo_posixshm_destroy_label = stub_destroy_label,
1801 	.mpo_posixshm_init_label = stub_init_label,
1802 
1803 	.mpo_priv_check = stub_priv_check,
1804 	.mpo_priv_grant = stub_priv_grant,
1805 
1806 	.mpo_proc_check_debug = stub_proc_check_debug,
1807 	.mpo_proc_check_sched = stub_proc_check_sched,
1808 	.mpo_proc_check_signal = stub_proc_check_signal,
1809 	.mpo_proc_check_wait = stub_proc_check_wait,
1810 
1811 	.mpo_socket_check_accept = stub_socket_check_accept,
1812 	.mpo_socket_check_bind = stub_socket_check_bind,
1813 	.mpo_socket_check_connect = stub_socket_check_connect,
1814 	.mpo_socket_check_create = stub_socket_check_create,
1815 	.mpo_socket_check_deliver = stub_socket_check_deliver,
1816 	.mpo_socket_check_listen = stub_socket_check_listen,
1817 	.mpo_socket_check_poll = stub_socket_check_poll,
1818 	.mpo_socket_check_receive = stub_socket_check_receive,
1819 	.mpo_socket_check_relabel = stub_socket_check_relabel,
1820 	.mpo_socket_check_send = stub_socket_check_send,
1821 	.mpo_socket_check_stat = stub_socket_check_stat,
1822 	.mpo_socket_check_visible = stub_socket_check_visible,
1823 	.mpo_socket_copy_label = stub_copy_label,
1824 	.mpo_socket_create = stub_socket_create,
1825 	.mpo_socket_create_mbuf = stub_socket_create_mbuf,
1826 	.mpo_socket_destroy_label = stub_destroy_label,
1827 	.mpo_socket_externalize_label = stub_externalize_label,
1828 	.mpo_socket_init_label = stub_init_label_waitcheck,
1829 	.mpo_socket_internalize_label = stub_internalize_label,
1830 	.mpo_socket_newconn = stub_socket_newconn,
1831 	.mpo_socket_relabel = stub_socket_relabel,
1832 
1833 	.mpo_socketpeer_destroy_label = stub_destroy_label,
1834 	.mpo_socketpeer_externalize_label = stub_externalize_label,
1835 	.mpo_socketpeer_init_label = stub_init_label_waitcheck,
1836 	.mpo_socketpeer_set_from_mbuf = stub_socketpeer_set_from_mbuf,
1837 	.mpo_socketpeer_set_from_socket = stub_socketpeer_set_from_socket,
1838 
1839 	.mpo_syncache_init_label = stub_init_label_waitcheck,
1840 	.mpo_syncache_destroy_label = stub_destroy_label,
1841 	.mpo_syncache_create = stub_syncache_create,
1842 	.mpo_syncache_create_mbuf= stub_syncache_create_mbuf,
1843 
1844 	.mpo_sysvmsg_cleanup = stub_sysvmsg_cleanup,
1845 	.mpo_sysvmsg_create = stub_sysvmsg_create,
1846 	.mpo_sysvmsg_destroy_label = stub_destroy_label,
1847 	.mpo_sysvmsg_init_label = stub_init_label,
1848 
1849 	.mpo_sysvmsq_check_msgmsq = stub_sysvmsq_check_msgmsq,
1850 	.mpo_sysvmsq_check_msgrcv = stub_sysvmsq_check_msgrcv,
1851 	.mpo_sysvmsq_check_msgrmid = stub_sysvmsq_check_msgrmid,
1852 	.mpo_sysvmsq_check_msqget = stub_sysvmsq_check_msqget,
1853 	.mpo_sysvmsq_check_msqsnd = stub_sysvmsq_check_msqsnd,
1854 	.mpo_sysvmsq_check_msqrcv = stub_sysvmsq_check_msqrcv,
1855 	.mpo_sysvmsq_check_msqctl = stub_sysvmsq_check_msqctl,
1856 	.mpo_sysvmsq_cleanup = stub_sysvmsq_cleanup,
1857 	.mpo_sysvmsq_create = stub_sysvmsq_create,
1858 	.mpo_sysvmsq_destroy_label = stub_destroy_label,
1859 	.mpo_sysvmsq_init_label = stub_init_label,
1860 
1861 	.mpo_sysvsem_check_semctl = stub_sysvsem_check_semctl,
1862 	.mpo_sysvsem_check_semget = stub_sysvsem_check_semget,
1863 	.mpo_sysvsem_check_semop = stub_sysvsem_check_semop,
1864 	.mpo_sysvsem_cleanup = stub_sysvsem_cleanup,
1865 	.mpo_sysvsem_create = stub_sysvsem_create,
1866 	.mpo_sysvsem_destroy_label = stub_destroy_label,
1867 	.mpo_sysvsem_init_label = stub_init_label,
1868 
1869 	.mpo_sysvshm_check_shmat = stub_sysvshm_check_shmat,
1870 	.mpo_sysvshm_check_shmctl = stub_sysvshm_check_shmctl,
1871 	.mpo_sysvshm_check_shmdt = stub_sysvshm_check_shmdt,
1872 	.mpo_sysvshm_check_shmget = stub_sysvshm_check_shmget,
1873 	.mpo_sysvshm_cleanup = stub_sysvshm_cleanup,
1874 	.mpo_sysvshm_create = stub_sysvshm_create,
1875 	.mpo_sysvshm_destroy_label = stub_destroy_label,
1876 	.mpo_sysvshm_init_label = stub_init_label,
1877 
1878 	.mpo_system_check_acct = stub_system_check_acct,
1879 	.mpo_system_check_audit = stub_system_check_audit,
1880 	.mpo_system_check_auditctl = stub_system_check_auditctl,
1881 	.mpo_system_check_auditon = stub_system_check_auditon,
1882 	.mpo_system_check_reboot = stub_system_check_reboot,
1883 	.mpo_system_check_swapoff = stub_system_check_swapoff,
1884 	.mpo_system_check_swapon = stub_system_check_swapon,
1885 	.mpo_system_check_sysctl = stub_system_check_sysctl,
1886 
1887 	.mpo_thread_userret = stub_thread_userret,
1888 
1889 	.mpo_vnode_associate_extattr = stub_vnode_associate_extattr,
1890 	.mpo_vnode_associate_singlelabel = stub_vnode_associate_singlelabel,
1891 	.mpo_vnode_check_access = stub_vnode_check_access,
1892 	.mpo_vnode_check_chdir = stub_vnode_check_chdir,
1893 	.mpo_vnode_check_chroot = stub_vnode_check_chroot,
1894 	.mpo_vnode_check_create = stub_vnode_check_create,
1895 	.mpo_vnode_check_deleteacl = stub_vnode_check_deleteacl,
1896 	.mpo_vnode_check_deleteextattr = stub_vnode_check_deleteextattr,
1897 	.mpo_vnode_check_exec = stub_vnode_check_exec,
1898 	.mpo_vnode_check_getacl = stub_vnode_check_getacl,
1899 	.mpo_vnode_check_getextattr = stub_vnode_check_getextattr,
1900 	.mpo_vnode_check_link = stub_vnode_check_link,
1901 	.mpo_vnode_check_listextattr = stub_vnode_check_listextattr,
1902 	.mpo_vnode_check_lookup = stub_vnode_check_lookup,
1903 	.mpo_vnode_check_mmap = stub_vnode_check_mmap,
1904 	.mpo_vnode_check_mmap_downgrade = stub_vnode_check_mmap_downgrade,
1905 	.mpo_vnode_check_mprotect = stub_vnode_check_mprotect,
1906 	.mpo_vnode_check_open = stub_vnode_check_open,
1907 	.mpo_vnode_check_poll = stub_vnode_check_poll,
1908 	.mpo_vnode_check_read = stub_vnode_check_read,
1909 	.mpo_vnode_check_readdir = stub_vnode_check_readdir,
1910 	.mpo_vnode_check_readlink = stub_vnode_check_readlink,
1911 	.mpo_vnode_check_relabel = stub_vnode_check_relabel,
1912 	.mpo_vnode_check_rename_from = stub_vnode_check_rename_from,
1913 	.mpo_vnode_check_rename_to = stub_vnode_check_rename_to,
1914 	.mpo_vnode_check_revoke = stub_vnode_check_revoke,
1915 	.mpo_vnode_check_setacl = stub_vnode_check_setacl,
1916 	.mpo_vnode_check_setextattr = stub_vnode_check_setextattr,
1917 	.mpo_vnode_check_setflags = stub_vnode_check_setflags,
1918 	.mpo_vnode_check_setmode = stub_vnode_check_setmode,
1919 	.mpo_vnode_check_setowner = stub_vnode_check_setowner,
1920 	.mpo_vnode_check_setutimes = stub_vnode_check_setutimes,
1921 	.mpo_vnode_check_stat = stub_vnode_check_stat,
1922 	.mpo_vnode_check_unlink = stub_vnode_check_unlink,
1923 	.mpo_vnode_check_write = stub_vnode_check_write,
1924 	.mpo_vnode_copy_label = stub_copy_label,
1925 	.mpo_vnode_create_extattr = stub_vnode_create_extattr,
1926 	.mpo_vnode_destroy_label = stub_destroy_label,
1927 	.mpo_vnode_execve_transition = stub_vnode_execve_transition,
1928 	.mpo_vnode_execve_will_transition = stub_vnode_execve_will_transition,
1929 	.mpo_vnode_externalize_label = stub_externalize_label,
1930 	.mpo_vnode_init_label = stub_init_label,
1931 	.mpo_vnode_internalize_label = stub_internalize_label,
1932 	.mpo_vnode_relabel = stub_vnode_relabel,
1933 	.mpo_vnode_setlabel_extattr = stub_vnode_setlabel_extattr,
1934 };
1935 
1936 MAC_POLICY_SET(&stub_ops, mac_stub, "TrustedBSD MAC/Stub",
1937     MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1938