mac_stub.c revision 104514
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 NAI Labs,
9 * the Security Research Division of Network Associates, Inc. under
10 * DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the DARPA
11 * 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 * 3. The names of the authors may not be used to endorse or promote
22 *    products derived from this software without specific prior written
23 *    permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 * SUCH DAMAGE.
36 *
37 * $FreeBSD: head/sys/security/mac_stub/mac_stub.c 104514 2002-10-05 15:10:00Z rwatson $
38 */
39
40/*
41 * Developed by the TrustedBSD Project.
42 * Generic mandatory access module that does nothing.
43 */
44
45#include <sys/types.h>
46#include <sys/param.h>
47#include <sys/acl.h>
48#include <sys/conf.h>
49#include <sys/kernel.h>
50#include <sys/mac.h>
51#include <sys/mount.h>
52#include <sys/proc.h>
53#include <sys/systm.h>
54#include <sys/sysproto.h>
55#include <sys/sysent.h>
56#include <sys/vnode.h>
57#include <sys/file.h>
58#include <sys/socket.h>
59#include <sys/socketvar.h>
60#include <sys/pipe.h>
61#include <sys/sysctl.h>
62
63#include <fs/devfs/devfs.h>
64
65#include <net/bpfdesc.h>
66#include <net/if.h>
67#include <net/if_types.h>
68#include <net/if_var.h>
69
70#include <netinet/in.h>
71#include <netinet/ip_var.h>
72
73#include <vm/vm.h>
74
75#include <sys/mac_policy.h>
76
77SYSCTL_DECL(_security_mac);
78
79SYSCTL_NODE(_security_mac, OID_AUTO, none, CTLFLAG_RW, 0,
80    "TrustedBSD mac_none policy controls");
81
82static int	mac_none_enabled = 0;
83SYSCTL_INT(_security_mac_none, OID_AUTO, enabled, CTLFLAG_RW,
84    &mac_none_enabled, 0, "Enforce none policy");
85
86/*
87 * Policy module operations.
88 */
89static void
90mac_none_destroy(struct mac_policy_conf *conf)
91{
92
93}
94
95static void
96mac_none_init(struct mac_policy_conf *conf)
97{
98
99}
100
101static int
102mac_none_syscall(struct thread *td, int call, void *arg)
103{
104
105	return (0);
106}
107
108/*
109 * Label operations.
110 */
111static void
112mac_none_init_label(struct label *label)
113{
114
115}
116
117static int
118mac_none_init_label_waitcheck(struct label *label, int flag)
119{
120
121	return (0);
122}
123
124static void
125mac_none_destroy_label(struct label *label)
126{
127
128}
129
130static int
131mac_none_externalize(struct label *label, struct mac *extmac)
132{
133
134	return (0);
135}
136
137static int
138mac_none_internalize(struct label *label, struct mac *extmac)
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_create_devfs_device(dev_t dev, struct devfs_dirent *devfs_dirent,
150    struct label *label)
151{
152
153}
154
155static void
156mac_none_create_devfs_directory(char *dirname, int dirnamelen,
157    struct devfs_dirent *devfs_dirent, struct label *label)
158{
159
160}
161
162static void
163mac_none_create_devfs_vnode(struct devfs_dirent *devfs_dirent,
164    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
165{
166
167}
168
169static void
170mac_none_create_vnode(struct ucred *cred, struct vnode *parent,
171    struct label *parentlabel, struct vnode *child,
172    struct label *childlabel)
173{
174
175}
176
177static void
178mac_none_create_mount(struct ucred *cred, struct mount *mp,
179    struct label *mntlabel, struct label *fslabel)
180{
181
182}
183
184static void
185mac_none_create_root_mount(struct ucred *cred, struct mount *mp,
186    struct label *mntlabel, struct label *fslabel)
187{
188
189}
190
191static void
192mac_none_relabel_vnode(struct ucred *cred, struct vnode *vp,
193    struct label *vnodelabel, struct label *label)
194{
195
196}
197
198static void
199mac_none_update_devfsdirent(struct devfs_dirent *devfs_dirent,
200    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
201{
202
203}
204
205static void
206mac_none_update_procfsvnode(struct vnode *vp, struct label *vnodelabel,
207    struct ucred *cred)
208{
209
210}
211
212static int
213mac_none_update_vnode_from_externalized(struct vnode *vp,
214    struct label *vnodelabel, struct mac *extmac)
215{
216
217	return (0);
218}
219
220static void
221mac_none_update_vnode_from_mount(struct vnode *vp, struct label *vnodelabel,
222    struct mount *mp, struct label *fslabel)
223{
224
225}
226
227/*
228 * Labeling event operations: IPC object.
229 */
230static void
231mac_none_create_mbuf_from_socket(struct socket *so, struct label *socketlabel,
232    struct mbuf *m, struct label *mbuflabel)
233{
234
235}
236
237static void
238mac_none_create_socket(struct ucred *cred, struct socket *socket,
239    struct label *socketlabel)
240{
241
242}
243
244static void
245mac_none_create_pipe(struct ucred *cred, struct pipe *pipe,
246    struct label *pipelabel)
247{
248
249}
250
251static void
252mac_none_create_socket_from_socket(struct socket *oldsocket,
253    struct label *oldsocketlabel, struct socket *newsocket,
254    struct label *newsocketlabel)
255{
256
257}
258
259static void
260mac_none_relabel_socket(struct ucred *cred, struct socket *socket,
261    struct label *socketlabel, struct label *newlabel)
262{
263
264}
265
266static void
267mac_none_relabel_pipe(struct ucred *cred, struct pipe *pipe,
268    struct label *pipelabel, struct label *newlabel)
269{
270
271}
272
273static void
274mac_none_set_socket_peer_from_mbuf(struct mbuf *mbuf, struct label *mbuflabel,
275    struct socket *socket, struct label *socketpeerlabel)
276{
277
278}
279
280static void
281mac_none_set_socket_peer_from_socket(struct socket *oldsocket,
282    struct label *oldsocketlabel, struct socket *newsocket,
283    struct label *newsocketpeerlabel)
284{
285
286}
287
288/*
289 * Labeling event operations: network objects.
290 */
291static void
292mac_none_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d,
293    struct label *bpflabel)
294{
295
296}
297
298static void
299mac_none_create_datagram_from_ipq(struct ipq *ipq, struct label *ipqlabel,
300    struct mbuf *datagram, struct label *datagramlabel)
301{
302
303}
304
305static void
306mac_none_create_fragment(struct mbuf *datagram, struct label *datagramlabel,
307    struct mbuf *fragment, struct label *fragmentlabel)
308{
309
310}
311
312static void
313mac_none_create_ifnet(struct ifnet *ifnet, struct label *ifnetlabel)
314{
315
316}
317
318static void
319mac_none_create_ipq(struct mbuf *fragment, struct label *fragmentlabel,
320    struct ipq *ipq, struct label *ipqlabel)
321{
322
323}
324
325static void
326mac_none_create_mbuf_from_mbuf(struct mbuf *oldmbuf,
327    struct label *oldmbuflabel, struct mbuf *newmbuf,
328    struct label *newmbuflabel)
329{
330
331}
332
333static void
334mac_none_create_mbuf_linklayer(struct ifnet *ifnet, struct label *ifnetlabel,
335    struct mbuf *mbuf, struct label *mbuflabel)
336{
337
338}
339
340static void
341mac_none_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct label *bpflabel,
342    struct mbuf *mbuf, struct label *mbuflabel)
343{
344
345}
346
347static void
348mac_none_create_mbuf_from_ifnet(struct ifnet *ifnet, struct label *ifnetlabel,
349    struct mbuf *m, struct label *mbuflabel)
350{
351
352}
353
354static void
355mac_none_create_mbuf_multicast_encap(struct mbuf *oldmbuf,
356    struct label *oldmbuflabel, struct ifnet *ifnet, struct label *ifnetlabel,
357    struct mbuf *newmbuf, struct label *newmbuflabel)
358{
359
360}
361
362static void
363mac_none_create_mbuf_netlayer(struct mbuf *oldmbuf,
364    struct label *oldmbuflabel, struct mbuf *newmbuf, struct label *newmbuflabel)
365{
366
367}
368
369static int
370mac_none_fragment_match(struct mbuf *fragment, struct label *fragmentlabel,
371    struct ipq *ipq, struct label *ipqlabel)
372{
373
374	return (1);
375}
376
377static void
378mac_none_relabel_ifnet(struct ucred *cred, struct ifnet *ifnet,
379    struct label *ifnetlabel, struct label *newlabel)
380{
381
382}
383
384static void
385mac_none_update_ipq(struct mbuf *fragment, struct label *fragmentlabel,
386    struct ipq *ipq, struct label *ipqlabel)
387{
388
389}
390
391/*
392 * Labeling event operations: processes.
393 */
394static void
395mac_none_create_cred(struct ucred *cred_parent, struct ucred *cred_child)
396{
397
398}
399
400static void
401mac_none_execve_transition(struct ucred *old, struct ucred *new,
402    struct vnode *vp, struct label *vnodelabel)
403{
404
405}
406
407static int
408mac_none_execve_will_transition(struct ucred *old, struct vnode *vp,
409    struct label *vnodelabel)
410{
411
412	return (0);
413}
414
415static void
416mac_none_create_proc0(struct ucred *cred)
417{
418
419}
420
421static void
422mac_none_create_proc1(struct ucred *cred)
423{
424
425}
426
427static void
428mac_none_relabel_cred(struct ucred *cred, struct label *newlabel)
429{
430
431}
432
433/*
434 * Access control checks.
435 */
436static int
437mac_none_check_bpfdesc_receive(struct bpf_d *bpf_d, struct label *bpflabel,
438    struct ifnet *ifnet, struct label *ifnet_label)
439{
440
441        return (0);
442}
443
444static int
445mac_none_check_cred_relabel(struct ucred *cred, struct label *newlabel)
446{
447
448	return (0);
449}
450
451static int
452mac_none_check_cred_visible(struct ucred *u1, struct ucred *u2)
453{
454
455	return (0);
456}
457
458static int
459mac_none_check_ifnet_relabel(struct ucred *cred, struct ifnet *ifnet,
460    struct label *newlabel)
461{
462
463	return (0);
464}
465
466static int
467mac_none_check_ifnet_transmit(struct ifnet *ifnet, struct label *ifnetlabel,
468    struct mbuf *m, struct label *mbuflabel)
469{
470
471	return (0);
472}
473
474static int
475mac_none_check_mount_stat(struct ucred *cred, struct mount *mp,
476    struct label *mntlabel)
477{
478
479	return (0);
480}
481
482static int
483mac_none_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe,
484    struct label *pipelabel, unsigned long cmd, void /* caddr_t */ *data)
485{
486
487	return (0);
488}
489
490static int
491mac_none_check_pipe_poll(struct ucred *cred, struct pipe *pipe,
492    struct label *pipelabel)
493{
494
495	return (0);
496}
497
498static int
499mac_none_check_pipe_read(struct ucred *cred, struct pipe *pipe,
500    struct label *pipelabel)
501{
502
503	return (0);
504}
505
506static int
507mac_none_check_pipe_relabel(struct ucred *cred, struct pipe *pipe,
508    struct label *pipelabel, struct label *newlabel)
509{
510
511	return (0);
512}
513
514static int
515mac_none_check_pipe_stat(struct ucred *cred, struct pipe *pipe,
516    struct label *pipelabel)
517{
518
519	return (0);
520}
521
522static int
523mac_none_check_pipe_write(struct ucred *cred, struct pipe *pipe,
524    struct label *pipelabel)
525{
526
527	return (0);
528}
529
530static int
531mac_none_check_proc_debug(struct ucred *cred, struct proc *proc)
532{
533
534	return (0);
535}
536
537static int
538mac_none_check_proc_sched(struct ucred *cred, struct proc *proc)
539{
540
541	return (0);
542}
543
544static int
545mac_none_check_proc_signal(struct ucred *cred, struct proc *proc, int signum)
546{
547
548	return (0);
549}
550
551static int
552mac_none_check_socket_bind(struct ucred *cred, struct socket *socket,
553    struct label *socketlabel, struct sockaddr *sockaddr)
554{
555
556	return (0);
557}
558
559static int
560mac_none_check_socket_connect(struct ucred *cred, struct socket *socket,
561    struct label *socketlabel, struct sockaddr *sockaddr)
562{
563
564	return (0);
565}
566
567static int
568mac_none_check_socket_deliver(struct socket *so, struct label *socketlabel,
569    struct mbuf *m, struct label *mbuflabel)
570{
571
572	return (0);
573}
574
575static int
576mac_none_check_socket_listen(struct ucred *cred, struct vnode *vp,
577    struct label *socketlabel)
578{
579
580	return (0);
581}
582
583static int
584mac_none_check_socket_relabel(struct ucred *cred, struct socket *socket,
585    struct label *socketlabel, struct label *newlabel)
586{
587
588	return (0);
589}
590
591static int
592mac_none_check_socket_visible(struct ucred *cred, struct socket *socket,
593   struct label *socketlabel)
594{
595
596	return (0);
597}
598
599static int
600mac_none_check_vnode_access(struct ucred *cred, struct vnode *vp,
601    struct label *label, mode_t flags)
602{
603
604	return (0);
605}
606
607static int
608mac_none_check_vnode_chdir(struct ucred *cred, struct vnode *dvp,
609    struct label *dlabel)
610{
611
612	return (0);
613}
614
615static int
616mac_none_check_vnode_chroot(struct ucred *cred, struct vnode *dvp,
617    struct label *dlabel)
618{
619
620	return (0);
621}
622
623static int
624mac_none_check_vnode_create(struct ucred *cred, struct vnode *dvp,
625    struct label *dlabel, struct componentname *cnp, struct vattr *vap)
626{
627
628	return (0);
629}
630
631static int
632mac_none_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
633    struct label *dlabel, struct vnode *vp, struct label *label,
634    struct componentname *cnp)
635{
636
637	return (0);
638}
639
640static int
641mac_none_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp,
642    struct label *label, acl_type_t type)
643{
644
645	return (0);
646}
647
648static int
649mac_none_check_vnode_exec(struct ucred *cred, struct vnode *vp,
650    struct label *label)
651{
652
653	return (0);
654}
655
656static int
657mac_none_check_vnode_getacl(struct ucred *cred, struct vnode *vp,
658    struct label *label, acl_type_t type)
659{
660
661	return (0);
662}
663
664static int
665mac_none_check_vnode_getextattr(struct ucred *cred, struct vnode *vp,
666    struct label *label, int attrnamespace, const char *name, struct uio *uio)
667{
668
669	return (0);
670}
671
672static int
673mac_none_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
674    struct label *dlabel, struct componentname *cnp)
675{
676
677	return (0);
678}
679
680static int
681mac_none_check_vnode_open(struct ucred *cred, struct vnode *vp,
682    struct label *filelabel, mode_t acc_mode)
683{
684
685	return (0);
686}
687
688static int
689mac_none_check_vnode_poll(struct ucred *active_cred, struct ucred *file_cred,
690    struct vnode *vp, struct label *label)
691{
692
693	return (0);
694}
695
696static int
697mac_none_check_vnode_read(struct ucred *active_cred, struct ucred *file_cred,
698    struct vnode *vp, struct label *label)
699{
700
701	return (0);
702}
703
704static int
705mac_none_check_vnode_readdir(struct ucred *cred, struct vnode *vp,
706    struct label *dlabel)
707{
708
709	return (0);
710}
711
712static int
713mac_none_check_vnode_readlink(struct ucred *cred, struct vnode *vp,
714    struct label *vnodelabel)
715{
716
717	return (0);
718}
719
720static int
721mac_none_check_vnode_relabel(struct ucred *cred, struct vnode *vp,
722    struct label *vnodelabel, struct label *newlabel)
723{
724
725	return (0);
726}
727
728static int
729mac_none_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
730    struct label *dlabel, struct vnode *vp, struct label *label,
731    struct componentname *cnp)
732{
733
734	return (0);
735}
736
737static int
738mac_none_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
739    struct label *dlabel, struct vnode *vp, struct label *label, int samedir,
740    struct componentname *cnp)
741{
742
743	return (0);
744}
745
746static int
747mac_none_check_vnode_revoke(struct ucred *cred, struct vnode *vp,
748    struct label *label)
749{
750
751	return (0);
752}
753
754static int
755mac_none_check_vnode_setacl(struct ucred *cred, struct vnode *vp,
756    struct label *label, acl_type_t type, struct acl *acl)
757{
758
759	return (0);
760}
761
762static int
763mac_none_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
764    struct label *label, int attrnamespace, const char *name, struct uio *uio)
765{
766
767	return (0);
768}
769
770static int
771mac_none_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
772    struct label *label, u_long flags)
773{
774
775	return (0);
776}
777
778static int
779mac_none_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
780    struct label *label, mode_t mode)
781{
782
783	return (0);
784}
785
786static int
787mac_none_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
788    struct label *label, uid_t uid, gid_t gid)
789{
790
791	return (0);
792}
793
794static int
795mac_none_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
796    struct label *label, struct timespec atime, struct timespec mtime)
797{
798
799	return (0);
800}
801
802static int
803mac_none_check_vnode_stat(struct ucred *active_cred, struct ucred *file_cred,
804    struct vnode *vp, struct label *label)
805{
806
807	return (0);
808}
809
810static int
811mac_none_check_vnode_write(struct ucred *active_cred,
812    struct ucred *file_cred, struct vnode *vp, struct label *label)
813{
814
815	return (0);
816}
817
818static struct mac_policy_op_entry mac_none_ops[] =
819{
820	{ MAC_DESTROY,
821	    (macop_t)mac_none_destroy },
822	{ MAC_INIT,
823	    (macop_t)mac_none_init },
824	{ MAC_SYSCALL,
825	    (macop_t)mac_none_syscall },
826	{ MAC_INIT_BPFDESC_LABEL,
827	    (macop_t)mac_none_init_label },
828	{ MAC_INIT_CRED_LABEL,
829	    (macop_t)mac_none_init_label },
830	{ MAC_INIT_DEVFSDIRENT_LABEL,
831	    (macop_t)mac_none_init_label },
832	{ MAC_INIT_IFNET_LABEL,
833	    (macop_t)mac_none_init_label },
834	{ MAC_INIT_IPQ_LABEL,
835	    (macop_t)mac_none_init_label },
836	{ MAC_INIT_MBUF_LABEL,
837	    (macop_t)mac_none_init_label_waitcheck },
838	{ MAC_INIT_MOUNT_LABEL,
839	    (macop_t)mac_none_init_label },
840	{ MAC_INIT_MOUNT_FS_LABEL,
841	    (macop_t)mac_none_init_label },
842	{ MAC_INIT_PIPE_LABEL,
843	    (macop_t)mac_none_init_label },
844	{ MAC_INIT_SOCKET_LABEL,
845	    (macop_t)mac_none_init_label },
846	{ MAC_INIT_SOCKET_PEER_LABEL,
847	    (macop_t)mac_none_init_label },
848	{ MAC_INIT_TEMP_LABEL,
849	    (macop_t)mac_none_init_label },
850	{ MAC_INIT_VNODE_LABEL,
851	    (macop_t)mac_none_init_label },
852	{ MAC_DESTROY_BPFDESC_LABEL,
853	    (macop_t)mac_none_destroy_label },
854	{ MAC_DESTROY_CRED_LABEL,
855	    (macop_t)mac_none_destroy_label },
856	{ MAC_DESTROY_DEVFSDIRENT_LABEL,
857	    (macop_t)mac_none_destroy_label },
858	{ MAC_DESTROY_IFNET_LABEL,
859	    (macop_t)mac_none_destroy_label },
860	{ MAC_DESTROY_IPQ_LABEL,
861	    (macop_t)mac_none_destroy_label },
862	{ MAC_DESTROY_MBUF_LABEL,
863	    (macop_t)mac_none_destroy_label },
864	{ MAC_DESTROY_MOUNT_LABEL,
865	    (macop_t)mac_none_destroy_label },
866	{ MAC_DESTROY_MOUNT_FS_LABEL,
867	    (macop_t)mac_none_destroy_label },
868	{ MAC_DESTROY_PIPE_LABEL,
869	    (macop_t)mac_none_destroy_label },
870	{ MAC_DESTROY_SOCKET_LABEL,
871	    (macop_t)mac_none_destroy_label },
872	{ MAC_DESTROY_SOCKET_PEER_LABEL,
873	    (macop_t)mac_none_destroy_label },
874	{ MAC_DESTROY_TEMP_LABEL,
875	    (macop_t)mac_none_destroy_label },
876	{ MAC_DESTROY_VNODE_LABEL,
877	    (macop_t)mac_none_destroy_label },
878	{ MAC_EXTERNALIZE,
879	    (macop_t)mac_none_externalize },
880	{ MAC_INTERNALIZE,
881	    (macop_t)mac_none_internalize },
882	{ MAC_CREATE_DEVFS_DEVICE,
883	    (macop_t)mac_none_create_devfs_device },
884	{ MAC_CREATE_DEVFS_DIRECTORY,
885	    (macop_t)mac_none_create_devfs_directory },
886	{ MAC_CREATE_DEVFS_VNODE,
887	    (macop_t)mac_none_create_devfs_vnode },
888	{ MAC_CREATE_VNODE,
889	    (macop_t)mac_none_create_vnode },
890	{ MAC_CREATE_MOUNT,
891	    (macop_t)mac_none_create_mount },
892	{ MAC_CREATE_ROOT_MOUNT,
893	    (macop_t)mac_none_create_root_mount },
894	{ MAC_RELABEL_VNODE,
895	    (macop_t)mac_none_relabel_vnode },
896	{ MAC_UPDATE_DEVFSDIRENT,
897	    (macop_t)mac_none_update_devfsdirent },
898	{ MAC_UPDATE_PROCFSVNODE,
899	    (macop_t)mac_none_update_procfsvnode },
900	{ MAC_UPDATE_VNODE_FROM_EXTERNALIZED,
901	    (macop_t)mac_none_update_vnode_from_externalized },
902	{ MAC_UPDATE_VNODE_FROM_MOUNT,
903	    (macop_t)mac_none_update_vnode_from_mount },
904	{ MAC_CREATE_MBUF_FROM_SOCKET,
905	    (macop_t)mac_none_create_mbuf_from_socket },
906	{ MAC_CREATE_PIPE,
907	    (macop_t)mac_none_create_pipe },
908	{ MAC_CREATE_SOCKET,
909	    (macop_t)mac_none_create_socket },
910	{ MAC_CREATE_SOCKET_FROM_SOCKET,
911	    (macop_t)mac_none_create_socket_from_socket },
912	{ MAC_RELABEL_PIPE,
913	    (macop_t)mac_none_relabel_pipe },
914	{ MAC_RELABEL_SOCKET,
915	    (macop_t)mac_none_relabel_socket },
916	{ MAC_SET_SOCKET_PEER_FROM_MBUF,
917	    (macop_t)mac_none_set_socket_peer_from_mbuf },
918	{ MAC_SET_SOCKET_PEER_FROM_SOCKET,
919	    (macop_t)mac_none_set_socket_peer_from_socket },
920	{ MAC_CREATE_BPFDESC,
921	    (macop_t)mac_none_create_bpfdesc },
922	{ MAC_CREATE_IFNET,
923	    (macop_t)mac_none_create_ifnet },
924	{ MAC_CREATE_IPQ,
925	    (macop_t)mac_none_create_ipq },
926	{ MAC_CREATE_DATAGRAM_FROM_IPQ,
927	    (macop_t)mac_none_create_datagram_from_ipq },
928	{ MAC_CREATE_FRAGMENT,
929	    (macop_t)mac_none_create_fragment },
930	{ MAC_CREATE_IPQ,
931	    (macop_t)mac_none_create_ipq },
932	{ MAC_CREATE_MBUF_FROM_MBUF,
933	    (macop_t)mac_none_create_mbuf_from_mbuf },
934	{ MAC_CREATE_MBUF_LINKLAYER,
935	    (macop_t)mac_none_create_mbuf_linklayer },
936	{ MAC_CREATE_MBUF_FROM_BPFDESC,
937	    (macop_t)mac_none_create_mbuf_from_bpfdesc },
938	{ MAC_CREATE_MBUF_FROM_IFNET,
939	    (macop_t)mac_none_create_mbuf_from_ifnet },
940	{ MAC_CREATE_MBUF_MULTICAST_ENCAP,
941	    (macop_t)mac_none_create_mbuf_multicast_encap },
942	{ MAC_CREATE_MBUF_NETLAYER,
943	    (macop_t)mac_none_create_mbuf_netlayer },
944	{ MAC_FRAGMENT_MATCH,
945	    (macop_t)mac_none_fragment_match },
946	{ MAC_RELABEL_IFNET,
947	    (macop_t)mac_none_relabel_ifnet },
948	{ MAC_UPDATE_IPQ,
949	    (macop_t)mac_none_update_ipq },
950	{ MAC_CREATE_CRED,
951	    (macop_t)mac_none_create_cred },
952	{ MAC_EXECVE_TRANSITION,
953	    (macop_t)mac_none_execve_transition },
954	{ MAC_EXECVE_WILL_TRANSITION,
955	    (macop_t)mac_none_execve_will_transition },
956	{ MAC_CREATE_PROC0,
957	    (macop_t)mac_none_create_proc0 },
958	{ MAC_CREATE_PROC1,
959	    (macop_t)mac_none_create_proc1 },
960	{ MAC_RELABEL_CRED,
961	    (macop_t)mac_none_relabel_cred },
962	{ MAC_CHECK_BPFDESC_RECEIVE,
963	    (macop_t)mac_none_check_bpfdesc_receive },
964	{ MAC_CHECK_CRED_RELABEL,
965	    (macop_t)mac_none_check_cred_relabel },
966	{ MAC_CHECK_CRED_VISIBLE,
967	    (macop_t)mac_none_check_cred_visible },
968	{ MAC_CHECK_IFNET_RELABEL,
969	    (macop_t)mac_none_check_ifnet_relabel },
970	{ MAC_CHECK_IFNET_TRANSMIT,
971	    (macop_t)mac_none_check_ifnet_transmit },
972	{ MAC_CHECK_MOUNT_STAT,
973	    (macop_t)mac_none_check_mount_stat },
974	{ MAC_CHECK_PIPE_IOCTL,
975	    (macop_t)mac_none_check_pipe_ioctl },
976	{ MAC_CHECK_PIPE_POLL,
977	    (macop_t)mac_none_check_pipe_poll },
978	{ MAC_CHECK_PIPE_READ,
979	    (macop_t)mac_none_check_pipe_read },
980	{ MAC_CHECK_PIPE_RELABEL,
981	    (macop_t)mac_none_check_pipe_relabel },
982	{ MAC_CHECK_PIPE_STAT,
983	    (macop_t)mac_none_check_pipe_stat },
984	{ MAC_CHECK_PIPE_WRITE,
985	    (macop_t)mac_none_check_pipe_write },
986	{ MAC_CHECK_PROC_DEBUG,
987	    (macop_t)mac_none_check_proc_debug },
988	{ MAC_CHECK_PROC_SCHED,
989	    (macop_t)mac_none_check_proc_sched },
990	{ MAC_CHECK_PROC_SIGNAL,
991	    (macop_t)mac_none_check_proc_signal },
992	{ MAC_CHECK_SOCKET_BIND,
993	    (macop_t)mac_none_check_socket_bind },
994	{ MAC_CHECK_SOCKET_CONNECT,
995	    (macop_t)mac_none_check_socket_connect },
996	{ MAC_CHECK_SOCKET_DELIVER,
997	    (macop_t)mac_none_check_socket_deliver },
998	{ MAC_CHECK_SOCKET_LISTEN,
999	    (macop_t)mac_none_check_socket_listen },
1000	{ MAC_CHECK_SOCKET_RELABEL,
1001	    (macop_t)mac_none_check_socket_relabel },
1002	{ MAC_CHECK_SOCKET_VISIBLE,
1003	    (macop_t)mac_none_check_socket_visible },
1004	{ MAC_CHECK_VNODE_ACCESS,
1005	    (macop_t)mac_none_check_vnode_access },
1006	{ MAC_CHECK_VNODE_CHDIR,
1007	    (macop_t)mac_none_check_vnode_chdir },
1008	{ MAC_CHECK_VNODE_CHROOT,
1009	    (macop_t)mac_none_check_vnode_chroot },
1010	{ MAC_CHECK_VNODE_CREATE,
1011	    (macop_t)mac_none_check_vnode_create },
1012	{ MAC_CHECK_VNODE_DELETE,
1013	    (macop_t)mac_none_check_vnode_delete },
1014	{ MAC_CHECK_VNODE_DELETEACL,
1015	    (macop_t)mac_none_check_vnode_deleteacl },
1016	{ MAC_CHECK_VNODE_EXEC,
1017	    (macop_t)mac_none_check_vnode_exec },
1018	{ MAC_CHECK_VNODE_GETACL,
1019	    (macop_t)mac_none_check_vnode_getacl },
1020	{ MAC_CHECK_VNODE_GETEXTATTR,
1021	    (macop_t)mac_none_check_vnode_getextattr },
1022	{ MAC_CHECK_VNODE_LOOKUP,
1023	    (macop_t)mac_none_check_vnode_lookup },
1024	{ MAC_CHECK_VNODE_OPEN,
1025	    (macop_t)mac_none_check_vnode_open },
1026	{ MAC_CHECK_VNODE_POLL,
1027	    (macop_t)mac_none_check_vnode_poll },
1028	{ MAC_CHECK_VNODE_READ,
1029	    (macop_t)mac_none_check_vnode_read },
1030	{ MAC_CHECK_VNODE_READDIR,
1031	    (macop_t)mac_none_check_vnode_readdir },
1032	{ MAC_CHECK_VNODE_READLINK,
1033	    (macop_t)mac_none_check_vnode_readlink },
1034	{ MAC_CHECK_VNODE_RELABEL,
1035	    (macop_t)mac_none_check_vnode_relabel },
1036	{ MAC_CHECK_VNODE_RENAME_FROM,
1037	    (macop_t)mac_none_check_vnode_rename_from },
1038	{ MAC_CHECK_VNODE_RENAME_TO,
1039	    (macop_t)mac_none_check_vnode_rename_to },
1040	{ MAC_CHECK_VNODE_REVOKE,
1041	    (macop_t)mac_none_check_vnode_revoke },
1042	{ MAC_CHECK_VNODE_SETACL,
1043	    (macop_t)mac_none_check_vnode_setacl },
1044	{ MAC_CHECK_VNODE_SETEXTATTR,
1045	    (macop_t)mac_none_check_vnode_setextattr },
1046	{ MAC_CHECK_VNODE_SETFLAGS,
1047	    (macop_t)mac_none_check_vnode_setflags },
1048	{ MAC_CHECK_VNODE_SETMODE,
1049	    (macop_t)mac_none_check_vnode_setmode },
1050	{ MAC_CHECK_VNODE_SETOWNER,
1051	    (macop_t)mac_none_check_vnode_setowner },
1052	{ MAC_CHECK_VNODE_SETUTIMES,
1053	    (macop_t)mac_none_check_vnode_setutimes },
1054	{ MAC_CHECK_VNODE_STAT,
1055	    (macop_t)mac_none_check_vnode_stat },
1056	{ MAC_CHECK_VNODE_WRITE,
1057	    (macop_t)mac_none_check_vnode_write },
1058	{ MAC_OP_LAST, NULL }
1059};
1060
1061MAC_POLICY_SET(mac_none_ops, trustedbsd_mac_none, "TrustedBSD MAC/None",
1062    MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1063