mac_stub.c revision 105696
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 105696 2002-10-22 14:31:34Z 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_label(struct label *label, char *element_name,
132    char *element_data, size_t size, size_t *len, int *claimed)
133{
134
135	return (0);
136}
137
138static int
139mac_none_externalize_vnode_oldmac(struct label *label, struct oldmac *extmac)
140{
141
142	return (0);
143}
144
145static int
146mac_none_internalize_label(struct label *label, char *element_name,
147    char *element_data, int *claimed)
148{
149
150	return (0);
151}
152
153/*
154 * Labeling event operations: file system objects, and things that look
155 * a lot like file system objects.
156 */
157static void
158mac_none_create_devfs_device(dev_t dev, struct devfs_dirent *devfs_dirent,
159    struct label *label)
160{
161
162}
163
164static void
165mac_none_create_devfs_directory(char *dirname, int dirnamelen,
166    struct devfs_dirent *devfs_dirent, struct label *label)
167{
168
169}
170
171static void
172mac_none_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
173    struct label *ddlabel, struct devfs_dirent *de, struct label *delabel)
174{
175
176}
177
178static void
179mac_none_create_devfs_vnode(struct devfs_dirent *devfs_dirent,
180    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
181{
182
183}
184
185static void
186mac_none_create_vnode(struct ucred *cred, struct vnode *parent,
187    struct label *parentlabel, struct vnode *child,
188    struct label *childlabel)
189{
190
191}
192
193static void
194mac_none_create_mount(struct ucred *cred, struct mount *mp,
195    struct label *mntlabel, struct label *fslabel)
196{
197
198}
199
200static void
201mac_none_create_root_mount(struct ucred *cred, struct mount *mp,
202    struct label *mntlabel, struct label *fslabel)
203{
204
205}
206
207static void
208mac_none_relabel_vnode(struct ucred *cred, struct vnode *vp,
209    struct label *vnodelabel, struct label *label)
210{
211
212}
213
214static void
215mac_none_update_devfsdirent(struct devfs_dirent *devfs_dirent,
216    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
217{
218
219}
220
221static void
222mac_none_update_procfsvnode(struct vnode *vp, struct label *vnodelabel,
223    struct ucred *cred)
224{
225
226}
227
228static int
229mac_none_update_vnode_from_externalized(struct vnode *vp,
230    struct label *vnodelabel, struct oldmac *extmac)
231{
232
233	return (0);
234}
235
236static void
237mac_none_update_vnode_from_mount(struct vnode *vp, struct label *vnodelabel,
238    struct mount *mp, struct label *fslabel)
239{
240
241}
242
243/*
244 * Labeling event operations: IPC object.
245 */
246static void
247mac_none_create_mbuf_from_socket(struct socket *so, struct label *socketlabel,
248    struct mbuf *m, struct label *mbuflabel)
249{
250
251}
252
253static void
254mac_none_create_socket(struct ucred *cred, struct socket *socket,
255    struct label *socketlabel)
256{
257
258}
259
260static void
261mac_none_create_pipe(struct ucred *cred, struct pipe *pipe,
262    struct label *pipelabel)
263{
264
265}
266
267static void
268mac_none_create_socket_from_socket(struct socket *oldsocket,
269    struct label *oldsocketlabel, struct socket *newsocket,
270    struct label *newsocketlabel)
271{
272
273}
274
275static void
276mac_none_relabel_socket(struct ucred *cred, struct socket *socket,
277    struct label *socketlabel, struct label *newlabel)
278{
279
280}
281
282static void
283mac_none_relabel_pipe(struct ucred *cred, struct pipe *pipe,
284    struct label *pipelabel, struct label *newlabel)
285{
286
287}
288
289static void
290mac_none_set_socket_peer_from_mbuf(struct mbuf *mbuf, struct label *mbuflabel,
291    struct socket *socket, struct label *socketpeerlabel)
292{
293
294}
295
296static void
297mac_none_set_socket_peer_from_socket(struct socket *oldsocket,
298    struct label *oldsocketlabel, struct socket *newsocket,
299    struct label *newsocketpeerlabel)
300{
301
302}
303
304/*
305 * Labeling event operations: network objects.
306 */
307static void
308mac_none_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d,
309    struct label *bpflabel)
310{
311
312}
313
314static void
315mac_none_create_datagram_from_ipq(struct ipq *ipq, struct label *ipqlabel,
316    struct mbuf *datagram, struct label *datagramlabel)
317{
318
319}
320
321static void
322mac_none_create_fragment(struct mbuf *datagram, struct label *datagramlabel,
323    struct mbuf *fragment, struct label *fragmentlabel)
324{
325
326}
327
328static void
329mac_none_create_ifnet(struct ifnet *ifnet, struct label *ifnetlabel)
330{
331
332}
333
334static void
335mac_none_create_ipq(struct mbuf *fragment, struct label *fragmentlabel,
336    struct ipq *ipq, struct label *ipqlabel)
337{
338
339}
340
341static void
342mac_none_create_mbuf_from_mbuf(struct mbuf *oldmbuf,
343    struct label *oldmbuflabel, struct mbuf *newmbuf,
344    struct label *newmbuflabel)
345{
346
347}
348
349static void
350mac_none_create_mbuf_linklayer(struct ifnet *ifnet, struct label *ifnetlabel,
351    struct mbuf *mbuf, struct label *mbuflabel)
352{
353
354}
355
356static void
357mac_none_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct label *bpflabel,
358    struct mbuf *mbuf, struct label *mbuflabel)
359{
360
361}
362
363static void
364mac_none_create_mbuf_from_ifnet(struct ifnet *ifnet, struct label *ifnetlabel,
365    struct mbuf *m, struct label *mbuflabel)
366{
367
368}
369
370static void
371mac_none_create_mbuf_multicast_encap(struct mbuf *oldmbuf,
372    struct label *oldmbuflabel, struct ifnet *ifnet, struct label *ifnetlabel,
373    struct mbuf *newmbuf, struct label *newmbuflabel)
374{
375
376}
377
378static void
379mac_none_create_mbuf_netlayer(struct mbuf *oldmbuf,
380    struct label *oldmbuflabel, struct mbuf *newmbuf, struct label *newmbuflabel)
381{
382
383}
384
385static int
386mac_none_fragment_match(struct mbuf *fragment, struct label *fragmentlabel,
387    struct ipq *ipq, struct label *ipqlabel)
388{
389
390	return (1);
391}
392
393static void
394mac_none_relabel_ifnet(struct ucred *cred, struct ifnet *ifnet,
395    struct label *ifnetlabel, struct label *newlabel)
396{
397
398}
399
400static void
401mac_none_update_ipq(struct mbuf *fragment, struct label *fragmentlabel,
402    struct ipq *ipq, struct label *ipqlabel)
403{
404
405}
406
407/*
408 * Labeling event operations: processes.
409 */
410static void
411mac_none_create_cred(struct ucred *cred_parent, struct ucred *cred_child)
412{
413
414}
415
416static void
417mac_none_execve_transition(struct ucred *old, struct ucred *new,
418    struct vnode *vp, struct label *vnodelabel)
419{
420
421}
422
423static int
424mac_none_execve_will_transition(struct ucred *old, struct vnode *vp,
425    struct label *vnodelabel)
426{
427
428	return (0);
429}
430
431static void
432mac_none_create_proc0(struct ucred *cred)
433{
434
435}
436
437static void
438mac_none_create_proc1(struct ucred *cred)
439{
440
441}
442
443static void
444mac_none_relabel_cred(struct ucred *cred, struct label *newlabel)
445{
446
447}
448
449/*
450 * Access control checks.
451 */
452static int
453mac_none_check_bpfdesc_receive(struct bpf_d *bpf_d, struct label *bpflabel,
454    struct ifnet *ifnet, struct label *ifnet_label)
455{
456
457        return (0);
458}
459
460static int
461mac_none_check_cred_relabel(struct ucred *cred, struct label *newlabel)
462{
463
464	return (0);
465}
466
467static int
468mac_none_check_cred_visible(struct ucred *u1, struct ucred *u2)
469{
470
471	return (0);
472}
473
474static int
475mac_none_check_ifnet_relabel(struct ucred *cred, struct ifnet *ifnet,
476    struct label *newlabel)
477{
478
479	return (0);
480}
481
482static int
483mac_none_check_ifnet_transmit(struct ifnet *ifnet, struct label *ifnetlabel,
484    struct mbuf *m, struct label *mbuflabel)
485{
486
487	return (0);
488}
489
490static int
491mac_none_check_mount_stat(struct ucred *cred, struct mount *mp,
492    struct label *mntlabel)
493{
494
495	return (0);
496}
497
498static int
499mac_none_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe,
500    struct label *pipelabel, unsigned long cmd, void /* caddr_t */ *data)
501{
502
503	return (0);
504}
505
506static int
507mac_none_check_pipe_poll(struct ucred *cred, struct pipe *pipe,
508    struct label *pipelabel)
509{
510
511	return (0);
512}
513
514static int
515mac_none_check_pipe_read(struct ucred *cred, struct pipe *pipe,
516    struct label *pipelabel)
517{
518
519	return (0);
520}
521
522static int
523mac_none_check_pipe_relabel(struct ucred *cred, struct pipe *pipe,
524    struct label *pipelabel, struct label *newlabel)
525{
526
527	return (0);
528}
529
530static int
531mac_none_check_pipe_stat(struct ucred *cred, struct pipe *pipe,
532    struct label *pipelabel)
533{
534
535	return (0);
536}
537
538static int
539mac_none_check_pipe_write(struct ucred *cred, struct pipe *pipe,
540    struct label *pipelabel)
541{
542
543	return (0);
544}
545
546static int
547mac_none_check_proc_debug(struct ucred *cred, struct proc *proc)
548{
549
550	return (0);
551}
552
553static int
554mac_none_check_proc_sched(struct ucred *cred, struct proc *proc)
555{
556
557	return (0);
558}
559
560static int
561mac_none_check_proc_signal(struct ucred *cred, struct proc *proc, int signum)
562{
563
564	return (0);
565}
566
567static int
568mac_none_check_socket_bind(struct ucred *cred, struct socket *socket,
569    struct label *socketlabel, struct sockaddr *sockaddr)
570{
571
572	return (0);
573}
574
575static int
576mac_none_check_socket_connect(struct ucred *cred, struct socket *socket,
577    struct label *socketlabel, struct sockaddr *sockaddr)
578{
579
580	return (0);
581}
582
583static int
584mac_none_check_socket_deliver(struct socket *so, struct label *socketlabel,
585    struct mbuf *m, struct label *mbuflabel)
586{
587
588	return (0);
589}
590
591static int
592mac_none_check_socket_listen(struct ucred *cred, struct socket *so,
593    struct label *socketlabel)
594{
595
596	return (0);
597}
598
599static int
600mac_none_check_socket_relabel(struct ucred *cred, struct socket *socket,
601    struct label *socketlabel, struct label *newlabel)
602{
603
604	return (0);
605}
606
607static int
608mac_none_check_socket_visible(struct ucred *cred, struct socket *socket,
609   struct label *socketlabel)
610{
611
612	return (0);
613}
614
615static int
616mac_none_check_vnode_access(struct ucred *cred, struct vnode *vp,
617    struct label *label, mode_t flags)
618{
619
620	return (0);
621}
622
623static int
624mac_none_check_vnode_chdir(struct ucred *cred, struct vnode *dvp,
625    struct label *dlabel)
626{
627
628	return (0);
629}
630
631static int
632mac_none_check_vnode_chroot(struct ucred *cred, struct vnode *dvp,
633    struct label *dlabel)
634{
635
636	return (0);
637}
638
639static int
640mac_none_check_vnode_create(struct ucred *cred, struct vnode *dvp,
641    struct label *dlabel, struct componentname *cnp, struct vattr *vap)
642{
643
644	return (0);
645}
646
647static int
648mac_none_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
649    struct label *dlabel, struct vnode *vp, struct label *label,
650    struct componentname *cnp)
651{
652
653	return (0);
654}
655
656static int
657mac_none_check_vnode_deleteacl(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_exec(struct ucred *cred, struct vnode *vp,
666    struct label *label)
667{
668
669	return (0);
670}
671
672static int
673mac_none_check_vnode_getacl(struct ucred *cred, struct vnode *vp,
674    struct label *label, acl_type_t type)
675{
676
677	return (0);
678}
679
680static int
681mac_none_check_vnode_getextattr(struct ucred *cred, struct vnode *vp,
682    struct label *label, int attrnamespace, const char *name, struct uio *uio)
683{
684
685	return (0);
686}
687
688static int
689mac_none_check_vnode_link(struct ucred *cred, struct vnode *dvp,
690    struct label *dlabel, struct vnode *vp, struct label *label,
691    struct componentname *cnp)
692{
693
694	return (0);
695}
696
697static int
698mac_none_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
699    struct label *dlabel, struct componentname *cnp)
700{
701
702	return (0);
703}
704
705static int
706mac_none_check_vnode_mmap(struct ucred *cred, struct vnode *vp,
707    struct label *label, int prot)
708{
709
710	return (0);
711}
712
713static int
714mac_none_check_vnode_mprotect(struct ucred *cred, struct vnode *vp,
715    struct label *label, int prot)
716{
717
718	return (0);
719}
720
721static int
722mac_none_check_vnode_open(struct ucred *cred, struct vnode *vp,
723    struct label *filelabel, mode_t acc_mode)
724{
725
726	return (0);
727}
728
729static int
730mac_none_check_vnode_poll(struct ucred *active_cred, struct ucred *file_cred,
731    struct vnode *vp, struct label *label)
732{
733
734	return (0);
735}
736
737static int
738mac_none_check_vnode_read(struct ucred *active_cred, struct ucred *file_cred,
739    struct vnode *vp, struct label *label)
740{
741
742	return (0);
743}
744
745static int
746mac_none_check_vnode_readdir(struct ucred *cred, struct vnode *vp,
747    struct label *dlabel)
748{
749
750	return (0);
751}
752
753static int
754mac_none_check_vnode_readlink(struct ucred *cred, struct vnode *vp,
755    struct label *vnodelabel)
756{
757
758	return (0);
759}
760
761static int
762mac_none_check_vnode_relabel(struct ucred *cred, struct vnode *vp,
763    struct label *vnodelabel, struct label *newlabel)
764{
765
766	return (0);
767}
768
769static int
770mac_none_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
771    struct label *dlabel, struct vnode *vp, struct label *label,
772    struct componentname *cnp)
773{
774
775	return (0);
776}
777
778static int
779mac_none_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
780    struct label *dlabel, struct vnode *vp, struct label *label, int samedir,
781    struct componentname *cnp)
782{
783
784	return (0);
785}
786
787static int
788mac_none_check_vnode_revoke(struct ucred *cred, struct vnode *vp,
789    struct label *label)
790{
791
792	return (0);
793}
794
795static int
796mac_none_check_vnode_setacl(struct ucred *cred, struct vnode *vp,
797    struct label *label, acl_type_t type, struct acl *acl)
798{
799
800	return (0);
801}
802
803static int
804mac_none_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
805    struct label *label, int attrnamespace, const char *name, struct uio *uio)
806{
807
808	return (0);
809}
810
811static int
812mac_none_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
813    struct label *label, u_long flags)
814{
815
816	return (0);
817}
818
819static int
820mac_none_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
821    struct label *label, mode_t mode)
822{
823
824	return (0);
825}
826
827static int
828mac_none_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
829    struct label *label, uid_t uid, gid_t gid)
830{
831
832	return (0);
833}
834
835static int
836mac_none_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
837    struct label *label, struct timespec atime, struct timespec mtime)
838{
839
840	return (0);
841}
842
843static int
844mac_none_check_vnode_stat(struct ucred *active_cred, struct ucred *file_cred,
845    struct vnode *vp, struct label *label)
846{
847
848	return (0);
849}
850
851static int
852mac_none_check_vnode_write(struct ucred *active_cred,
853    struct ucred *file_cred, struct vnode *vp, struct label *label)
854{
855
856	return (0);
857}
858
859static struct mac_policy_op_entry mac_none_ops[] =
860{
861	{ MAC_DESTROY,
862	    (macop_t)mac_none_destroy },
863	{ MAC_INIT,
864	    (macop_t)mac_none_init },
865	{ MAC_SYSCALL,
866	    (macop_t)mac_none_syscall },
867	{ MAC_INIT_BPFDESC_LABEL,
868	    (macop_t)mac_none_init_label },
869	{ MAC_INIT_CRED_LABEL,
870	    (macop_t)mac_none_init_label },
871	{ MAC_INIT_DEVFSDIRENT_LABEL,
872	    (macop_t)mac_none_init_label },
873	{ MAC_INIT_IFNET_LABEL,
874	    (macop_t)mac_none_init_label },
875	{ MAC_INIT_IPQ_LABEL,
876	    (macop_t)mac_none_init_label },
877	{ MAC_INIT_MBUF_LABEL,
878	    (macop_t)mac_none_init_label_waitcheck },
879	{ MAC_INIT_MOUNT_LABEL,
880	    (macop_t)mac_none_init_label },
881	{ MAC_INIT_MOUNT_FS_LABEL,
882	    (macop_t)mac_none_init_label },
883	{ MAC_INIT_PIPE_LABEL,
884	    (macop_t)mac_none_init_label },
885	{ MAC_INIT_SOCKET_LABEL,
886	    (macop_t)mac_none_init_label_waitcheck },
887	{ MAC_INIT_SOCKET_PEER_LABEL,
888	    (macop_t)mac_none_init_label_waitcheck },
889	{ MAC_INIT_VNODE_LABEL,
890	    (macop_t)mac_none_init_label },
891	{ MAC_DESTROY_BPFDESC_LABEL,
892	    (macop_t)mac_none_destroy_label },
893	{ MAC_DESTROY_CRED_LABEL,
894	    (macop_t)mac_none_destroy_label },
895	{ MAC_DESTROY_DEVFSDIRENT_LABEL,
896	    (macop_t)mac_none_destroy_label },
897	{ MAC_DESTROY_IFNET_LABEL,
898	    (macop_t)mac_none_destroy_label },
899	{ MAC_DESTROY_IPQ_LABEL,
900	    (macop_t)mac_none_destroy_label },
901	{ MAC_DESTROY_MBUF_LABEL,
902	    (macop_t)mac_none_destroy_label },
903	{ MAC_DESTROY_MOUNT_LABEL,
904	    (macop_t)mac_none_destroy_label },
905	{ MAC_DESTROY_MOUNT_FS_LABEL,
906	    (macop_t)mac_none_destroy_label },
907	{ MAC_DESTROY_PIPE_LABEL,
908	    (macop_t)mac_none_destroy_label },
909	{ MAC_DESTROY_SOCKET_LABEL,
910	    (macop_t)mac_none_destroy_label },
911	{ MAC_DESTROY_SOCKET_PEER_LABEL,
912	    (macop_t)mac_none_destroy_label },
913	{ MAC_DESTROY_VNODE_LABEL,
914	    (macop_t)mac_none_destroy_label },
915	{ MAC_EXTERNALIZE_CRED_LABEL,
916	    (macop_t)mac_none_externalize_label },
917	{ MAC_EXTERNALIZE_IFNET_LABEL,
918	    (macop_t)mac_none_externalize_label },
919	{ MAC_EXTERNALIZE_PIPE_LABEL,
920	    (macop_t)mac_none_externalize_label },
921	{ MAC_EXTERNALIZE_SOCKET_LABEL,
922	    (macop_t)mac_none_externalize_label },
923	{ MAC_EXTERNALIZE_SOCKET_PEER_LABEL,
924	    (macop_t)mac_none_externalize_label },
925	{ MAC_EXTERNALIZE_VNODE_LABEL,
926	    (macop_t)mac_none_externalize_label },
927	{ MAC_EXTERNALIZE_VNODE_OLDMAC,
928	    (macop_t)mac_none_externalize_vnode_oldmac },
929	{ MAC_INTERNALIZE_CRED_LABEL,
930	    (macop_t)mac_none_internalize_label },
931	{ MAC_INTERNALIZE_IFNET_LABEL,
932	    (macop_t)mac_none_internalize_label },
933	{ MAC_INTERNALIZE_PIPE_LABEL,
934	    (macop_t)mac_none_internalize_label },
935	{ MAC_INTERNALIZE_SOCKET_LABEL,
936	    (macop_t)mac_none_internalize_label },
937	{ MAC_INTERNALIZE_VNODE_LABEL,
938	    (macop_t)mac_none_internalize_label },
939	{ MAC_CREATE_DEVFS_DEVICE,
940	    (macop_t)mac_none_create_devfs_device },
941	{ MAC_CREATE_DEVFS_DIRECTORY,
942	    (macop_t)mac_none_create_devfs_directory },
943	{ MAC_CREATE_DEVFS_SYMLINK,
944	    (macop_t)mac_none_create_devfs_symlink },
945	{ MAC_CREATE_DEVFS_VNODE,
946	    (macop_t)mac_none_create_devfs_vnode },
947	{ MAC_CREATE_VNODE,
948	    (macop_t)mac_none_create_vnode },
949	{ MAC_CREATE_MOUNT,
950	    (macop_t)mac_none_create_mount },
951	{ MAC_CREATE_ROOT_MOUNT,
952	    (macop_t)mac_none_create_root_mount },
953	{ MAC_RELABEL_VNODE,
954	    (macop_t)mac_none_relabel_vnode },
955	{ MAC_UPDATE_DEVFSDIRENT,
956	    (macop_t)mac_none_update_devfsdirent },
957	{ MAC_UPDATE_PROCFSVNODE,
958	    (macop_t)mac_none_update_procfsvnode },
959	{ MAC_UPDATE_VNODE_FROM_EXTERNALIZED,
960	    (macop_t)mac_none_update_vnode_from_externalized },
961	{ MAC_UPDATE_VNODE_FROM_MOUNT,
962	    (macop_t)mac_none_update_vnode_from_mount },
963	{ MAC_CREATE_MBUF_FROM_SOCKET,
964	    (macop_t)mac_none_create_mbuf_from_socket },
965	{ MAC_CREATE_PIPE,
966	    (macop_t)mac_none_create_pipe },
967	{ MAC_CREATE_SOCKET,
968	    (macop_t)mac_none_create_socket },
969	{ MAC_CREATE_SOCKET_FROM_SOCKET,
970	    (macop_t)mac_none_create_socket_from_socket },
971	{ MAC_RELABEL_PIPE,
972	    (macop_t)mac_none_relabel_pipe },
973	{ MAC_RELABEL_SOCKET,
974	    (macop_t)mac_none_relabel_socket },
975	{ MAC_SET_SOCKET_PEER_FROM_MBUF,
976	    (macop_t)mac_none_set_socket_peer_from_mbuf },
977	{ MAC_SET_SOCKET_PEER_FROM_SOCKET,
978	    (macop_t)mac_none_set_socket_peer_from_socket },
979	{ MAC_CREATE_BPFDESC,
980	    (macop_t)mac_none_create_bpfdesc },
981	{ MAC_CREATE_IFNET,
982	    (macop_t)mac_none_create_ifnet },
983	{ MAC_CREATE_IPQ,
984	    (macop_t)mac_none_create_ipq },
985	{ MAC_CREATE_DATAGRAM_FROM_IPQ,
986	    (macop_t)mac_none_create_datagram_from_ipq },
987	{ MAC_CREATE_FRAGMENT,
988	    (macop_t)mac_none_create_fragment },
989	{ MAC_CREATE_IPQ,
990	    (macop_t)mac_none_create_ipq },
991	{ MAC_CREATE_MBUF_FROM_MBUF,
992	    (macop_t)mac_none_create_mbuf_from_mbuf },
993	{ MAC_CREATE_MBUF_LINKLAYER,
994	    (macop_t)mac_none_create_mbuf_linklayer },
995	{ MAC_CREATE_MBUF_FROM_BPFDESC,
996	    (macop_t)mac_none_create_mbuf_from_bpfdesc },
997	{ MAC_CREATE_MBUF_FROM_IFNET,
998	    (macop_t)mac_none_create_mbuf_from_ifnet },
999	{ MAC_CREATE_MBUF_MULTICAST_ENCAP,
1000	    (macop_t)mac_none_create_mbuf_multicast_encap },
1001	{ MAC_CREATE_MBUF_NETLAYER,
1002	    (macop_t)mac_none_create_mbuf_netlayer },
1003	{ MAC_FRAGMENT_MATCH,
1004	    (macop_t)mac_none_fragment_match },
1005	{ MAC_RELABEL_IFNET,
1006	    (macop_t)mac_none_relabel_ifnet },
1007	{ MAC_UPDATE_IPQ,
1008	    (macop_t)mac_none_update_ipq },
1009	{ MAC_CREATE_CRED,
1010	    (macop_t)mac_none_create_cred },
1011	{ MAC_EXECVE_TRANSITION,
1012	    (macop_t)mac_none_execve_transition },
1013	{ MAC_EXECVE_WILL_TRANSITION,
1014	    (macop_t)mac_none_execve_will_transition },
1015	{ MAC_CREATE_PROC0,
1016	    (macop_t)mac_none_create_proc0 },
1017	{ MAC_CREATE_PROC1,
1018	    (macop_t)mac_none_create_proc1 },
1019	{ MAC_RELABEL_CRED,
1020	    (macop_t)mac_none_relabel_cred },
1021	{ MAC_CHECK_BPFDESC_RECEIVE,
1022	    (macop_t)mac_none_check_bpfdesc_receive },
1023	{ MAC_CHECK_CRED_RELABEL,
1024	    (macop_t)mac_none_check_cred_relabel },
1025	{ MAC_CHECK_CRED_VISIBLE,
1026	    (macop_t)mac_none_check_cred_visible },
1027	{ MAC_CHECK_IFNET_RELABEL,
1028	    (macop_t)mac_none_check_ifnet_relabel },
1029	{ MAC_CHECK_IFNET_TRANSMIT,
1030	    (macop_t)mac_none_check_ifnet_transmit },
1031	{ MAC_CHECK_MOUNT_STAT,
1032	    (macop_t)mac_none_check_mount_stat },
1033	{ MAC_CHECK_PIPE_IOCTL,
1034	    (macop_t)mac_none_check_pipe_ioctl },
1035	{ MAC_CHECK_PIPE_POLL,
1036	    (macop_t)mac_none_check_pipe_poll },
1037	{ MAC_CHECK_PIPE_READ,
1038	    (macop_t)mac_none_check_pipe_read },
1039	{ MAC_CHECK_PIPE_RELABEL,
1040	    (macop_t)mac_none_check_pipe_relabel },
1041	{ MAC_CHECK_PIPE_STAT,
1042	    (macop_t)mac_none_check_pipe_stat },
1043	{ MAC_CHECK_PIPE_WRITE,
1044	    (macop_t)mac_none_check_pipe_write },
1045	{ MAC_CHECK_PROC_DEBUG,
1046	    (macop_t)mac_none_check_proc_debug },
1047	{ MAC_CHECK_PROC_SCHED,
1048	    (macop_t)mac_none_check_proc_sched },
1049	{ MAC_CHECK_PROC_SIGNAL,
1050	    (macop_t)mac_none_check_proc_signal },
1051	{ MAC_CHECK_SOCKET_BIND,
1052	    (macop_t)mac_none_check_socket_bind },
1053	{ MAC_CHECK_SOCKET_CONNECT,
1054	    (macop_t)mac_none_check_socket_connect },
1055	{ MAC_CHECK_SOCKET_DELIVER,
1056	    (macop_t)mac_none_check_socket_deliver },
1057	{ MAC_CHECK_SOCKET_LISTEN,
1058	    (macop_t)mac_none_check_socket_listen },
1059	{ MAC_CHECK_SOCKET_RELABEL,
1060	    (macop_t)mac_none_check_socket_relabel },
1061	{ MAC_CHECK_SOCKET_VISIBLE,
1062	    (macop_t)mac_none_check_socket_visible },
1063	{ MAC_CHECK_VNODE_ACCESS,
1064	    (macop_t)mac_none_check_vnode_access },
1065	{ MAC_CHECK_VNODE_CHDIR,
1066	    (macop_t)mac_none_check_vnode_chdir },
1067	{ MAC_CHECK_VNODE_CHROOT,
1068	    (macop_t)mac_none_check_vnode_chroot },
1069	{ MAC_CHECK_VNODE_CREATE,
1070	    (macop_t)mac_none_check_vnode_create },
1071	{ MAC_CHECK_VNODE_DELETE,
1072	    (macop_t)mac_none_check_vnode_delete },
1073	{ MAC_CHECK_VNODE_DELETEACL,
1074	    (macop_t)mac_none_check_vnode_deleteacl },
1075	{ MAC_CHECK_VNODE_EXEC,
1076	    (macop_t)mac_none_check_vnode_exec },
1077	{ MAC_CHECK_VNODE_GETACL,
1078	    (macop_t)mac_none_check_vnode_getacl },
1079	{ MAC_CHECK_VNODE_GETEXTATTR,
1080	    (macop_t)mac_none_check_vnode_getextattr },
1081	{ MAC_CHECK_VNODE_LINK,
1082	    (macop_t)mac_none_check_vnode_link },
1083	{ MAC_CHECK_VNODE_LOOKUP,
1084	    (macop_t)mac_none_check_vnode_lookup },
1085	{ MAC_CHECK_VNODE_MMAP,
1086	    (macop_t)mac_none_check_vnode_mmap },
1087	{ MAC_CHECK_VNODE_MPROTECT,
1088	    (macop_t)mac_none_check_vnode_mprotect },
1089	{ MAC_CHECK_VNODE_OPEN,
1090	    (macop_t)mac_none_check_vnode_open },
1091	{ MAC_CHECK_VNODE_POLL,
1092	    (macop_t)mac_none_check_vnode_poll },
1093	{ MAC_CHECK_VNODE_READ,
1094	    (macop_t)mac_none_check_vnode_read },
1095	{ MAC_CHECK_VNODE_READDIR,
1096	    (macop_t)mac_none_check_vnode_readdir },
1097	{ MAC_CHECK_VNODE_READLINK,
1098	    (macop_t)mac_none_check_vnode_readlink },
1099	{ MAC_CHECK_VNODE_RELABEL,
1100	    (macop_t)mac_none_check_vnode_relabel },
1101	{ MAC_CHECK_VNODE_RENAME_FROM,
1102	    (macop_t)mac_none_check_vnode_rename_from },
1103	{ MAC_CHECK_VNODE_RENAME_TO,
1104	    (macop_t)mac_none_check_vnode_rename_to },
1105	{ MAC_CHECK_VNODE_REVOKE,
1106	    (macop_t)mac_none_check_vnode_revoke },
1107	{ MAC_CHECK_VNODE_SETACL,
1108	    (macop_t)mac_none_check_vnode_setacl },
1109	{ MAC_CHECK_VNODE_SETEXTATTR,
1110	    (macop_t)mac_none_check_vnode_setextattr },
1111	{ MAC_CHECK_VNODE_SETFLAGS,
1112	    (macop_t)mac_none_check_vnode_setflags },
1113	{ MAC_CHECK_VNODE_SETMODE,
1114	    (macop_t)mac_none_check_vnode_setmode },
1115	{ MAC_CHECK_VNODE_SETOWNER,
1116	    (macop_t)mac_none_check_vnode_setowner },
1117	{ MAC_CHECK_VNODE_SETUTIMES,
1118	    (macop_t)mac_none_check_vnode_setutimes },
1119	{ MAC_CHECK_VNODE_STAT,
1120	    (macop_t)mac_none_check_vnode_stat },
1121	{ MAC_CHECK_VNODE_WRITE,
1122	    (macop_t)mac_none_check_vnode_write },
1123	{ MAC_OP_LAST, NULL }
1124};
1125
1126MAC_POLICY_SET(mac_none_ops, trustedbsd_mac_none, "TrustedBSD MAC/None",
1127    MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1128