mac_stub.c revision 106788
1/*-
2 * Copyright (c) 1999, 2000, 2001, 2002 Robert N. M. Watson
3 * Copyright (c) 2001, 2002 Networks Associates Technology, Inc.
4 * All rights reserved.
5 *
6 * This software was developed by Robert Watson for the TrustedBSD Project.
7 *
8 * This software was developed for the FreeBSD Project in part by Network
9 * Associates Laboratories, the Security Research Division of Network
10 * Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"),
11 * as part of the DARPA CHATS research program.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 *    notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 *    notice, this list of conditions and the following disclaimer in the
20 *    documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 *
34 * $FreeBSD: head/sys/security/mac_stub/mac_stub.c 106788 2002-11-12 04:20:36Z rwatson $
35 */
36
37/*
38 * Developed by the TrustedBSD Project.
39 * Generic mandatory access module that does nothing.
40 */
41
42#include <sys/types.h>
43#include <sys/param.h>
44#include <sys/acl.h>
45#include <sys/conf.h>
46#include <sys/extattr.h>
47#include <sys/kernel.h>
48#include <sys/mac.h>
49#include <sys/mount.h>
50#include <sys/proc.h>
51#include <sys/systm.h>
52#include <sys/sysproto.h>
53#include <sys/sysent.h>
54#include <sys/vnode.h>
55#include <sys/file.h>
56#include <sys/socket.h>
57#include <sys/socketvar.h>
58#include <sys/pipe.h>
59#include <sys/sysctl.h>
60
61#include <fs/devfs/devfs.h>
62
63#include <net/bpfdesc.h>
64#include <net/if.h>
65#include <net/if_types.h>
66#include <net/if_var.h>
67
68#include <netinet/in.h>
69#include <netinet/ip_var.h>
70
71#include <vm/vm.h>
72
73#include <sys/mac_policy.h>
74
75SYSCTL_DECL(_security_mac);
76
77SYSCTL_NODE(_security_mac, OID_AUTO, none, CTLFLAG_RW, 0,
78    "TrustedBSD mac_none policy controls");
79
80static int	mac_none_enabled = 0;
81SYSCTL_INT(_security_mac_none, OID_AUTO, enabled, CTLFLAG_RW,
82    &mac_none_enabled, 0, "Enforce none policy");
83
84/*
85 * Policy module operations.
86 */
87static void
88mac_none_destroy(struct mac_policy_conf *conf)
89{
90
91}
92
93static void
94mac_none_init(struct mac_policy_conf *conf)
95{
96
97}
98
99static int
100mac_none_syscall(struct thread *td, int call, void *arg)
101{
102
103	return (0);
104}
105
106/*
107 * Label operations.
108 */
109static void
110mac_none_init_label(struct label *label)
111{
112
113}
114
115static int
116mac_none_init_label_waitcheck(struct label *label, int flag)
117{
118
119	return (0);
120}
121
122static void
123mac_none_destroy_label(struct label *label)
124{
125
126}
127
128static int
129mac_none_externalize_label(struct label *label, char *element_name,
130    char *element_data, size_t size, size_t *len, int *claimed)
131{
132
133	return (0);
134}
135
136static int
137mac_none_internalize_label(struct label *label, char *element_name,
138    char *element_data, int *claimed)
139{
140
141	return (0);
142}
143
144/*
145 * Labeling event operations: file system objects, and things that look
146 * a lot like file system objects.
147 */
148static void
149mac_none_associate_vnode_devfs(struct mount *mp, struct label *fslabel,
150    struct devfs_dirent *de, struct label *delabel, struct vnode *vp,
151    struct label *vlabel)
152{
153
154}
155
156static int
157mac_none_associate_vnode_extattr(struct mount *mp, struct label *fslabel,
158    struct vnode *vp, struct label *vlabel)
159{
160
161	return (0);
162}
163
164static void
165mac_none_associate_vnode_singlelabel(struct mount *mp,
166    struct label *fslabel, struct vnode *vp, struct label *vlabel)
167{
168
169}
170
171static void
172mac_none_create_devfs_device(dev_t dev, struct devfs_dirent *devfs_dirent,
173    struct label *label)
174{
175
176}
177
178static void
179mac_none_create_devfs_directory(char *dirname, int dirnamelen,
180    struct devfs_dirent *devfs_dirent, struct label *label)
181{
182
183}
184
185static void
186mac_none_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
187    struct label *ddlabel, struct devfs_dirent *de, struct label *delabel)
188{
189
190}
191
192static int
193mac_none_create_vnode_extattr(struct ucred *cred, struct mount *mp,
194    struct label *fslabel, struct vnode *dvp, struct label *dlabel,
195    struct vnode *vp, struct label *vlabel, struct componentname *cnp)
196{
197
198	return (0);
199}
200
201static void
202mac_none_create_mount(struct ucred *cred, struct mount *mp,
203    struct label *mntlabel, struct label *fslabel)
204{
205
206}
207
208static void
209mac_none_create_root_mount(struct ucred *cred, struct mount *mp,
210    struct label *mntlabel, struct label *fslabel)
211{
212
213}
214
215static void
216mac_none_relabel_vnode(struct ucred *cred, struct vnode *vp,
217    struct label *vnodelabel, struct label *label)
218{
219
220}
221
222static int
223mac_none_setlabel_vnode_extattr(struct ucred *cred, struct vnode *vp,
224    struct label *vlabel, struct label *intlabel)
225{
226
227	return (0);
228}
229
230static void
231mac_none_update_devfsdirent(struct devfs_dirent *devfs_dirent,
232    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
233{
234
235}
236
237/*
238 * Labeling event operations: IPC object.
239 */
240static void
241mac_none_create_mbuf_from_socket(struct socket *so, struct label *socketlabel,
242    struct mbuf *m, struct label *mbuflabel)
243{
244
245}
246
247static void
248mac_none_create_socket(struct ucred *cred, struct socket *socket,
249    struct label *socketlabel)
250{
251
252}
253
254static void
255mac_none_create_pipe(struct ucred *cred, struct pipe *pipe,
256    struct label *pipelabel)
257{
258
259}
260
261static void
262mac_none_create_socket_from_socket(struct socket *oldsocket,
263    struct label *oldsocketlabel, struct socket *newsocket,
264    struct label *newsocketlabel)
265{
266
267}
268
269static void
270mac_none_relabel_socket(struct ucred *cred, struct socket *socket,
271    struct label *socketlabel, struct label *newlabel)
272{
273
274}
275
276static void
277mac_none_relabel_pipe(struct ucred *cred, struct pipe *pipe,
278    struct label *pipelabel, struct label *newlabel)
279{
280
281}
282
283static void
284mac_none_set_socket_peer_from_mbuf(struct mbuf *mbuf, struct label *mbuflabel,
285    struct socket *socket, struct label *socketpeerlabel)
286{
287
288}
289
290static void
291mac_none_set_socket_peer_from_socket(struct socket *oldsocket,
292    struct label *oldsocketlabel, struct socket *newsocket,
293    struct label *newsocketpeerlabel)
294{
295
296}
297
298/*
299 * Labeling event operations: network objects.
300 */
301static void
302mac_none_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d,
303    struct label *bpflabel)
304{
305
306}
307
308static void
309mac_none_create_datagram_from_ipq(struct ipq *ipq, struct label *ipqlabel,
310    struct mbuf *datagram, struct label *datagramlabel)
311{
312
313}
314
315static void
316mac_none_create_fragment(struct mbuf *datagram, struct label *datagramlabel,
317    struct mbuf *fragment, struct label *fragmentlabel)
318{
319
320}
321
322static void
323mac_none_create_ifnet(struct ifnet *ifnet, struct label *ifnetlabel)
324{
325
326}
327
328static void
329mac_none_create_ipq(struct mbuf *fragment, struct label *fragmentlabel,
330    struct ipq *ipq, struct label *ipqlabel)
331{
332
333}
334
335static void
336mac_none_create_mbuf_from_mbuf(struct mbuf *oldmbuf,
337    struct label *oldmbuflabel, struct mbuf *newmbuf,
338    struct label *newmbuflabel)
339{
340
341}
342
343static void
344mac_none_create_mbuf_linklayer(struct ifnet *ifnet, struct label *ifnetlabel,
345    struct mbuf *mbuf, struct label *mbuflabel)
346{
347
348}
349
350static void
351mac_none_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct label *bpflabel,
352    struct mbuf *mbuf, struct label *mbuflabel)
353{
354
355}
356
357static void
358mac_none_create_mbuf_from_ifnet(struct ifnet *ifnet, struct label *ifnetlabel,
359    struct mbuf *m, struct label *mbuflabel)
360{
361
362}
363
364static void
365mac_none_create_mbuf_multicast_encap(struct mbuf *oldmbuf,
366    struct label *oldmbuflabel, struct ifnet *ifnet, struct label *ifnetlabel,
367    struct mbuf *newmbuf, struct label *newmbuflabel)
368{
369
370}
371
372static void
373mac_none_create_mbuf_netlayer(struct mbuf *oldmbuf,
374    struct label *oldmbuflabel, struct mbuf *newmbuf, struct label *newmbuflabel)
375{
376
377}
378
379static int
380mac_none_fragment_match(struct mbuf *fragment, struct label *fragmentlabel,
381    struct ipq *ipq, struct label *ipqlabel)
382{
383
384	return (1);
385}
386
387static void
388mac_none_relabel_ifnet(struct ucred *cred, struct ifnet *ifnet,
389    struct label *ifnetlabel, struct label *newlabel)
390{
391
392}
393
394static void
395mac_none_update_ipq(struct mbuf *fragment, struct label *fragmentlabel,
396    struct ipq *ipq, struct label *ipqlabel)
397{
398
399}
400
401/*
402 * Labeling event operations: processes.
403 */
404static void
405mac_none_create_cred(struct ucred *cred_parent, struct ucred *cred_child)
406{
407
408}
409
410static void
411mac_none_execve_transition(struct ucred *old, struct ucred *new,
412    struct vnode *vp, struct label *vnodelabel,
413    struct label *interpvnodelabel, struct image_params *imgp,
414    struct label *execlabel)
415{
416
417}
418
419static int
420mac_none_execve_will_transition(struct ucred *old, struct vnode *vp,
421    struct label *vnodelabel, struct label *interpvnodelabel,
422    struct image_params *imgp, struct label *execlabel)
423{
424
425	return (0);
426}
427
428static void
429mac_none_create_proc0(struct ucred *cred)
430{
431
432}
433
434static void
435mac_none_create_proc1(struct ucred *cred)
436{
437
438}
439
440static void
441mac_none_relabel_cred(struct ucred *cred, struct label *newlabel)
442{
443
444}
445
446/*
447 * Access control checks.
448 */
449static int
450mac_none_check_bpfdesc_receive(struct bpf_d *bpf_d, struct label *bpflabel,
451    struct ifnet *ifnet, struct label *ifnet_label)
452{
453
454        return (0);
455}
456
457static int
458mac_none_check_cred_relabel(struct ucred *cred, struct label *newlabel)
459{
460
461	return (0);
462}
463
464static int
465mac_none_check_cred_visible(struct ucred *u1, struct ucred *u2)
466{
467
468	return (0);
469}
470
471static int
472mac_none_check_ifnet_relabel(struct ucred *cred, struct ifnet *ifnet,
473    struct label *ifnetlabel, struct label *newlabel)
474{
475
476	return (0);
477}
478
479static int
480mac_none_check_ifnet_transmit(struct ifnet *ifnet, struct label *ifnetlabel,
481    struct mbuf *m, struct label *mbuflabel)
482{
483
484	return (0);
485}
486
487static int
488mac_none_check_mount_stat(struct ucred *cred, struct mount *mp,
489    struct label *mntlabel)
490{
491
492	return (0);
493}
494
495static int
496mac_none_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe,
497    struct label *pipelabel, unsigned long cmd, void /* caddr_t */ *data)
498{
499
500	return (0);
501}
502
503static int
504mac_none_check_pipe_poll(struct ucred *cred, struct pipe *pipe,
505    struct label *pipelabel)
506{
507
508	return (0);
509}
510
511static int
512mac_none_check_pipe_read(struct ucred *cred, struct pipe *pipe,
513    struct label *pipelabel)
514{
515
516	return (0);
517}
518
519static int
520mac_none_check_pipe_relabel(struct ucred *cred, struct pipe *pipe,
521    struct label *pipelabel, struct label *newlabel)
522{
523
524	return (0);
525}
526
527static int
528mac_none_check_pipe_stat(struct ucred *cred, struct pipe *pipe,
529    struct label *pipelabel)
530{
531
532	return (0);
533}
534
535static int
536mac_none_check_pipe_write(struct ucred *cred, struct pipe *pipe,
537    struct label *pipelabel)
538{
539
540	return (0);
541}
542
543static int
544mac_none_check_proc_debug(struct ucred *cred, struct proc *proc)
545{
546
547	return (0);
548}
549
550static int
551mac_none_check_proc_sched(struct ucred *cred, struct proc *proc)
552{
553
554	return (0);
555}
556
557static int
558mac_none_check_proc_signal(struct ucred *cred, struct proc *proc, int signum)
559{
560
561	return (0);
562}
563
564static int
565mac_none_check_socket_bind(struct ucred *cred, struct socket *socket,
566    struct label *socketlabel, struct sockaddr *sockaddr)
567{
568
569	return (0);
570}
571
572static int
573mac_none_check_socket_connect(struct ucred *cred, struct socket *socket,
574    struct label *socketlabel, struct sockaddr *sockaddr)
575{
576
577	return (0);
578}
579
580static int
581mac_none_check_socket_deliver(struct socket *so, struct label *socketlabel,
582    struct mbuf *m, struct label *mbuflabel)
583{
584
585	return (0);
586}
587
588static int
589mac_none_check_socket_listen(struct ucred *cred, struct socket *so,
590    struct label *socketlabel)
591{
592
593	return (0);
594}
595
596static int
597mac_none_check_socket_relabel(struct ucred *cred, struct socket *socket,
598    struct label *socketlabel, struct label *newlabel)
599{
600
601	return (0);
602}
603
604static int
605mac_none_check_socket_visible(struct ucred *cred, struct socket *socket,
606   struct label *socketlabel)
607{
608
609	return (0);
610}
611
612static int
613mac_none_check_system_reboot(struct ucred *cred, int how)
614{
615
616	return (0);
617}
618
619static int
620mac_none_check_system_swapon(struct ucred *cred, struct vnode *vp,
621    struct label *label)
622{
623
624	return (0);
625}
626
627static int
628mac_none_check_system_sysctl(struct ucred *cred, int *name, u_int namelen,
629    void *old, size_t *oldlenp, int inkernel, void *new, size_t newlen)
630{
631
632	return (0);
633}
634
635static int
636mac_none_check_vnode_access(struct ucred *cred, struct vnode *vp,
637    struct label *label, int acc_mode)
638{
639
640	return (0);
641}
642
643static int
644mac_none_check_vnode_chdir(struct ucred *cred, struct vnode *dvp,
645    struct label *dlabel)
646{
647
648	return (0);
649}
650
651static int
652mac_none_check_vnode_chroot(struct ucred *cred, struct vnode *dvp,
653    struct label *dlabel)
654{
655
656	return (0);
657}
658
659static int
660mac_none_check_vnode_create(struct ucred *cred, struct vnode *dvp,
661    struct label *dlabel, struct componentname *cnp, struct vattr *vap)
662{
663
664	return (0);
665}
666
667static int
668mac_none_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
669    struct label *dlabel, struct vnode *vp, struct label *label,
670    struct componentname *cnp)
671{
672
673	return (0);
674}
675
676static int
677mac_none_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp,
678    struct label *label, acl_type_t type)
679{
680
681	return (0);
682}
683
684static int
685mac_none_check_vnode_exec(struct ucred *cred, struct vnode *vp,
686    struct label *label, struct image_params *imgp,
687    struct label *execlabel)
688{
689
690	return (0);
691}
692
693static int
694mac_none_check_vnode_getacl(struct ucred *cred, struct vnode *vp,
695    struct label *label, acl_type_t type)
696{
697
698	return (0);
699}
700
701static int
702mac_none_check_vnode_getextattr(struct ucred *cred, struct vnode *vp,
703    struct label *label, int attrnamespace, const char *name, struct uio *uio)
704{
705
706	return (0);
707}
708
709static int
710mac_none_check_vnode_link(struct ucred *cred, struct vnode *dvp,
711    struct label *dlabel, struct vnode *vp, struct label *label,
712    struct componentname *cnp)
713{
714
715	return (0);
716}
717
718static int
719mac_none_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
720    struct label *dlabel, struct componentname *cnp)
721{
722
723	return (0);
724}
725
726static int
727mac_none_check_vnode_mmap(struct ucred *cred, struct vnode *vp,
728    struct label *label, int prot)
729{
730
731	return (0);
732}
733
734static int
735mac_none_check_vnode_mprotect(struct ucred *cred, struct vnode *vp,
736    struct label *label, int prot)
737{
738
739	return (0);
740}
741
742static int
743mac_none_check_vnode_open(struct ucred *cred, struct vnode *vp,
744    struct label *filelabel, int acc_mode)
745{
746
747	return (0);
748}
749
750static int
751mac_none_check_vnode_poll(struct ucred *active_cred, struct ucred *file_cred,
752    struct vnode *vp, struct label *label)
753{
754
755	return (0);
756}
757
758static int
759mac_none_check_vnode_read(struct ucred *active_cred, struct ucred *file_cred,
760    struct vnode *vp, struct label *label)
761{
762
763	return (0);
764}
765
766static int
767mac_none_check_vnode_readdir(struct ucred *cred, struct vnode *vp,
768    struct label *dlabel)
769{
770
771	return (0);
772}
773
774static int
775mac_none_check_vnode_readlink(struct ucred *cred, struct vnode *vp,
776    struct label *vnodelabel)
777{
778
779	return (0);
780}
781
782static int
783mac_none_check_vnode_relabel(struct ucred *cred, struct vnode *vp,
784    struct label *vnodelabel, struct label *newlabel)
785{
786
787	return (0);
788}
789
790static int
791mac_none_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
792    struct label *dlabel, struct vnode *vp, struct label *label,
793    struct componentname *cnp)
794{
795
796	return (0);
797}
798
799static int
800mac_none_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
801    struct label *dlabel, struct vnode *vp, struct label *label, int samedir,
802    struct componentname *cnp)
803{
804
805	return (0);
806}
807
808static int
809mac_none_check_vnode_revoke(struct ucred *cred, struct vnode *vp,
810    struct label *label)
811{
812
813	return (0);
814}
815
816static int
817mac_none_check_vnode_setacl(struct ucred *cred, struct vnode *vp,
818    struct label *label, acl_type_t type, struct acl *acl)
819{
820
821	return (0);
822}
823
824static int
825mac_none_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
826    struct label *label, int attrnamespace, const char *name, struct uio *uio)
827{
828
829	return (0);
830}
831
832static int
833mac_none_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
834    struct label *label, u_long flags)
835{
836
837	return (0);
838}
839
840static int
841mac_none_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
842    struct label *label, mode_t mode)
843{
844
845	return (0);
846}
847
848static int
849mac_none_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
850    struct label *label, uid_t uid, gid_t gid)
851{
852
853	return (0);
854}
855
856static int
857mac_none_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
858    struct label *label, struct timespec atime, struct timespec mtime)
859{
860
861	return (0);
862}
863
864static int
865mac_none_check_vnode_stat(struct ucred *active_cred, struct ucred *file_cred,
866    struct vnode *vp, struct label *label)
867{
868
869	return (0);
870}
871
872static int
873mac_none_check_vnode_write(struct ucred *active_cred,
874    struct ucred *file_cred, struct vnode *vp, struct label *label)
875{
876
877	return (0);
878}
879
880static struct mac_policy_ops mac_none_ops =
881{
882	.mpo_destroy = mac_none_destroy,
883	.mpo_init = mac_none_init,
884	.mpo_syscall = mac_none_syscall,
885	.mpo_init_bpfdesc_label = mac_none_init_label,
886	.mpo_init_cred_label = mac_none_init_label,
887	.mpo_init_devfsdirent_label = mac_none_init_label,
888	.mpo_init_ifnet_label = mac_none_init_label,
889	.mpo_init_ipq_label = mac_none_init_label,
890	.mpo_init_mbuf_label = mac_none_init_label_waitcheck,
891	.mpo_init_mount_label = mac_none_init_label,
892	.mpo_init_mount_fs_label = mac_none_init_label,
893	.mpo_init_pipe_label = mac_none_init_label,
894	.mpo_init_socket_label = mac_none_init_label_waitcheck,
895	.mpo_init_socket_peer_label = mac_none_init_label_waitcheck,
896	.mpo_init_vnode_label = mac_none_init_label,
897	.mpo_destroy_bpfdesc_label = mac_none_destroy_label,
898	.mpo_destroy_cred_label = mac_none_destroy_label,
899	.mpo_destroy_devfsdirent_label = mac_none_destroy_label,
900	.mpo_destroy_ifnet_label = mac_none_destroy_label,
901	.mpo_destroy_ipq_label = mac_none_destroy_label,
902	.mpo_destroy_mbuf_label = mac_none_destroy_label,
903	.mpo_destroy_mount_label = mac_none_destroy_label,
904	.mpo_destroy_mount_fs_label = mac_none_destroy_label,
905	.mpo_destroy_pipe_label = mac_none_destroy_label,
906	.mpo_destroy_socket_label = mac_none_destroy_label,
907	.mpo_destroy_socket_peer_label = mac_none_destroy_label,
908	.mpo_destroy_vnode_label = mac_none_destroy_label,
909	.mpo_externalize_cred_label = mac_none_externalize_label,
910	.mpo_externalize_ifnet_label = mac_none_externalize_label,
911	.mpo_externalize_pipe_label = mac_none_externalize_label,
912	.mpo_externalize_socket_label = mac_none_externalize_label,
913	.mpo_externalize_socket_peer_label = mac_none_externalize_label,
914	.mpo_externalize_vnode_label = mac_none_externalize_label,
915	.mpo_internalize_cred_label = mac_none_internalize_label,
916	.mpo_internalize_ifnet_label = mac_none_internalize_label,
917	.mpo_internalize_pipe_label = mac_none_internalize_label,
918	.mpo_internalize_socket_label = mac_none_internalize_label,
919	.mpo_internalize_vnode_label = mac_none_internalize_label,
920	.mpo_associate_vnode_devfs = mac_none_associate_vnode_devfs,
921	.mpo_associate_vnode_extattr = mac_none_associate_vnode_extattr,
922	.mpo_associate_vnode_singlelabel = mac_none_associate_vnode_singlelabel,
923	.mpo_create_devfs_device = mac_none_create_devfs_device,
924	.mpo_create_devfs_directory = mac_none_create_devfs_directory,
925	.mpo_create_devfs_symlink = mac_none_create_devfs_symlink,
926	.mpo_create_vnode_extattr = mac_none_create_vnode_extattr,
927	.mpo_create_mount = mac_none_create_mount,
928	.mpo_create_root_mount = mac_none_create_root_mount,
929	.mpo_relabel_vnode = mac_none_relabel_vnode,
930	.mpo_setlabel_vnode_extattr = mac_none_setlabel_vnode_extattr,
931	.mpo_update_devfsdirent = mac_none_update_devfsdirent,
932	.mpo_create_mbuf_from_socket = mac_none_create_mbuf_from_socket,
933	.mpo_create_pipe = mac_none_create_pipe,
934	.mpo_create_socket = mac_none_create_socket,
935	.mpo_create_socket_from_socket = mac_none_create_socket_from_socket,
936	.mpo_relabel_pipe = mac_none_relabel_pipe,
937	.mpo_relabel_socket = mac_none_relabel_socket,
938	.mpo_set_socket_peer_from_mbuf = mac_none_set_socket_peer_from_mbuf,
939	.mpo_set_socket_peer_from_socket = mac_none_set_socket_peer_from_socket,
940	.mpo_create_bpfdesc = mac_none_create_bpfdesc,
941	.mpo_create_ifnet = mac_none_create_ifnet,
942	.mpo_create_ipq = mac_none_create_ipq,
943	.mpo_create_datagram_from_ipq = mac_none_create_datagram_from_ipq,
944	.mpo_create_fragment = mac_none_create_fragment,
945	.mpo_create_ipq = mac_none_create_ipq,
946	.mpo_create_mbuf_from_mbuf = mac_none_create_mbuf_from_mbuf,
947	.mpo_create_mbuf_linklayer = mac_none_create_mbuf_linklayer,
948	.mpo_create_mbuf_from_bpfdesc = mac_none_create_mbuf_from_bpfdesc,
949	.mpo_create_mbuf_from_ifnet = mac_none_create_mbuf_from_ifnet,
950	.mpo_create_mbuf_multicast_encap = mac_none_create_mbuf_multicast_encap,
951	.mpo_create_mbuf_netlayer = mac_none_create_mbuf_netlayer,
952	.mpo_fragment_match = mac_none_fragment_match,
953	.mpo_relabel_ifnet = mac_none_relabel_ifnet,
954	.mpo_update_ipq = mac_none_update_ipq,
955	.mpo_create_cred = mac_none_create_cred,
956	.mpo_execve_transition = mac_none_execve_transition,
957	.mpo_execve_will_transition = mac_none_execve_will_transition,
958	.mpo_create_proc0 = mac_none_create_proc0,
959	.mpo_create_proc1 = mac_none_create_proc1,
960	.mpo_relabel_cred = mac_none_relabel_cred,
961	.mpo_check_bpfdesc_receive = mac_none_check_bpfdesc_receive,
962	.mpo_check_cred_relabel = mac_none_check_cred_relabel,
963	.mpo_check_cred_visible = mac_none_check_cred_visible,
964	.mpo_check_ifnet_relabel = mac_none_check_ifnet_relabel,
965	.mpo_check_ifnet_transmit = mac_none_check_ifnet_transmit,
966	.mpo_check_mount_stat = mac_none_check_mount_stat,
967	.mpo_check_pipe_ioctl = mac_none_check_pipe_ioctl,
968	.mpo_check_pipe_poll = mac_none_check_pipe_poll,
969	.mpo_check_pipe_read = mac_none_check_pipe_read,
970	.mpo_check_pipe_relabel = mac_none_check_pipe_relabel,
971	.mpo_check_pipe_stat = mac_none_check_pipe_stat,
972	.mpo_check_pipe_write = mac_none_check_pipe_write,
973	.mpo_check_proc_debug = mac_none_check_proc_debug,
974	.mpo_check_proc_sched = mac_none_check_proc_sched,
975	.mpo_check_proc_signal = mac_none_check_proc_signal,
976	.mpo_check_socket_bind = mac_none_check_socket_bind,
977	.mpo_check_socket_connect = mac_none_check_socket_connect,
978	.mpo_check_socket_deliver = mac_none_check_socket_deliver,
979	.mpo_check_socket_listen = mac_none_check_socket_listen,
980	.mpo_check_socket_relabel = mac_none_check_socket_relabel,
981	.mpo_check_socket_visible = mac_none_check_socket_visible,
982	.mpo_check_system_reboot = mac_none_check_system_reboot,
983	.mpo_check_system_swapon = mac_none_check_system_swapon,
984	.mpo_check_system_sysctl = mac_none_check_system_sysctl,
985	.mpo_check_vnode_access = mac_none_check_vnode_access,
986	.mpo_check_vnode_chdir = mac_none_check_vnode_chdir,
987	.mpo_check_vnode_chroot = mac_none_check_vnode_chroot,
988	.mpo_check_vnode_create = mac_none_check_vnode_create,
989	.mpo_check_vnode_delete = mac_none_check_vnode_delete,
990	.mpo_check_vnode_deleteacl = mac_none_check_vnode_deleteacl,
991	.mpo_check_vnode_exec = mac_none_check_vnode_exec,
992	.mpo_check_vnode_getacl = mac_none_check_vnode_getacl,
993	.mpo_check_vnode_getextattr = mac_none_check_vnode_getextattr,
994	.mpo_check_vnode_link = mac_none_check_vnode_link,
995	.mpo_check_vnode_lookup = mac_none_check_vnode_lookup,
996	.mpo_check_vnode_mmap = mac_none_check_vnode_mmap,
997	.mpo_check_vnode_mprotect = mac_none_check_vnode_mprotect,
998	.mpo_check_vnode_open = mac_none_check_vnode_open,
999	.mpo_check_vnode_poll = mac_none_check_vnode_poll,
1000	.mpo_check_vnode_read = mac_none_check_vnode_read,
1001	.mpo_check_vnode_readdir = mac_none_check_vnode_readdir,
1002	.mpo_check_vnode_readlink = mac_none_check_vnode_readlink,
1003	.mpo_check_vnode_relabel = mac_none_check_vnode_relabel,
1004	.mpo_check_vnode_rename_from = mac_none_check_vnode_rename_from,
1005	.mpo_check_vnode_rename_to = mac_none_check_vnode_rename_to,
1006	.mpo_check_vnode_revoke = mac_none_check_vnode_revoke,
1007	.mpo_check_vnode_setacl = mac_none_check_vnode_setacl,
1008	.mpo_check_vnode_setextattr = mac_none_check_vnode_setextattr,
1009	.mpo_check_vnode_setflags = mac_none_check_vnode_setflags,
1010	.mpo_check_vnode_setmode = mac_none_check_vnode_setmode,
1011	.mpo_check_vnode_setowner = mac_none_check_vnode_setowner,
1012	.mpo_check_vnode_setutimes = mac_none_check_vnode_setutimes,
1013	.mpo_check_vnode_stat = mac_none_check_vnode_stat,
1014	.mpo_check_vnode_write = mac_none_check_vnode_write,
1015};
1016
1017MAC_POLICY_SET(&mac_none_ops, trustedbsd_mac_none, "TrustedBSD MAC/None",
1018    MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1019