mac_stub.c revision 105988
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 105988 2002-10-26 14:38:24Z 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/extattr.h>
50#include <sys/kernel.h>
51#include <sys/mac.h>
52#include <sys/mount.h>
53#include <sys/proc.h>
54#include <sys/systm.h>
55#include <sys/sysproto.h>
56#include <sys/sysent.h>
57#include <sys/vnode.h>
58#include <sys/file.h>
59#include <sys/socket.h>
60#include <sys/socketvar.h>
61#include <sys/pipe.h>
62#include <sys/sysctl.h>
63
64#include <fs/devfs/devfs.h>
65
66#include <net/bpfdesc.h>
67#include <net/if.h>
68#include <net/if_types.h>
69#include <net/if_var.h>
70
71#include <netinet/in.h>
72#include <netinet/ip_var.h>
73
74#include <vm/vm.h>
75
76#include <sys/mac_policy.h>
77
78SYSCTL_DECL(_security_mac);
79
80SYSCTL_NODE(_security_mac, OID_AUTO, none, CTLFLAG_RW, 0,
81    "TrustedBSD mac_none policy controls");
82
83static int	mac_none_enabled = 0;
84SYSCTL_INT(_security_mac_none, OID_AUTO, enabled, CTLFLAG_RW,
85    &mac_none_enabled, 0, "Enforce none policy");
86
87/*
88 * Policy module operations.
89 */
90static void
91mac_none_destroy(struct mac_policy_conf *conf)
92{
93
94}
95
96static void
97mac_none_init(struct mac_policy_conf *conf)
98{
99
100}
101
102static int
103mac_none_syscall(struct thread *td, int call, void *arg)
104{
105
106	return (0);
107}
108
109/*
110 * Label operations.
111 */
112static void
113mac_none_init_label(struct label *label)
114{
115
116}
117
118static int
119mac_none_init_label_waitcheck(struct label *label, int flag)
120{
121
122	return (0);
123}
124
125static void
126mac_none_destroy_label(struct label *label)
127{
128
129}
130
131static int
132mac_none_externalize_label(struct label *label, char *element_name,
133    char *element_data, size_t size, size_t *len, int *claimed)
134{
135
136	return (0);
137}
138
139static int
140mac_none_internalize_label(struct label *label, char *element_name,
141    char *element_data, int *claimed)
142{
143
144	return (0);
145}
146
147/*
148 * Labeling event operations: file system objects, and things that look
149 * a lot like file system objects.
150 */
151static void
152mac_none_associate_vnode_devfs(struct mount *mp, struct label *fslabel,
153    struct devfs_dirent *de, struct label *delabel, struct vnode *vp,
154    struct label *vlabel)
155{
156
157}
158
159static int
160mac_none_associate_vnode_extattr(struct mount *mp, struct label *fslabel,
161    struct vnode *vp, struct label *vlabel)
162{
163
164	return (0);
165}
166
167static void
168mac_none_associate_vnode_singlelabel(struct mount *mp,
169    struct label *fslabel, struct vnode *vp, struct label *vlabel)
170{
171
172}
173
174static void
175mac_none_create_devfs_device(dev_t dev, struct devfs_dirent *devfs_dirent,
176    struct label *label)
177{
178
179}
180
181static void
182mac_none_create_devfs_directory(char *dirname, int dirnamelen,
183    struct devfs_dirent *devfs_dirent, struct label *label)
184{
185
186}
187
188static void
189mac_none_create_devfs_symlink(struct ucred *cred, struct devfs_dirent *dd,
190    struct label *ddlabel, struct devfs_dirent *de, struct label *delabel)
191{
192
193}
194
195static void
196mac_none_create_devfs_vnode(struct devfs_dirent *devfs_dirent,
197    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
198{
199
200}
201
202static int
203mac_none_create_vnode_extattr(struct ucred *cred, struct mount *mp,
204    struct label *fslabel, struct vnode *dvp, struct label *dlabel,
205    struct vnode *vp, struct label *vlabel, struct componentname *cnp)
206{
207
208	return (0);
209}
210
211static void
212mac_none_create_mount(struct ucred *cred, struct mount *mp,
213    struct label *mntlabel, struct label *fslabel)
214{
215
216}
217
218static void
219mac_none_create_root_mount(struct ucred *cred, struct mount *mp,
220    struct label *mntlabel, struct label *fslabel)
221{
222
223}
224
225static void
226mac_none_relabel_vnode(struct ucred *cred, struct vnode *vp,
227    struct label *vnodelabel, struct label *label)
228{
229
230}
231
232static int
233mac_none_setlabel_vnode_extattr(struct ucred *cred, struct vnode *vp,
234    struct label *vlabel, struct label *intlabel)
235{
236
237	return (0);
238}
239
240static void
241mac_none_update_devfsdirent(struct devfs_dirent *devfs_dirent,
242    struct label *direntlabel, struct vnode *vp, struct label *vnodelabel)
243{
244
245}
246
247/*
248 * Labeling event operations: IPC object.
249 */
250static void
251mac_none_create_mbuf_from_socket(struct socket *so, struct label *socketlabel,
252    struct mbuf *m, struct label *mbuflabel)
253{
254
255}
256
257static void
258mac_none_create_socket(struct ucred *cred, struct socket *socket,
259    struct label *socketlabel)
260{
261
262}
263
264static void
265mac_none_create_pipe(struct ucred *cred, struct pipe *pipe,
266    struct label *pipelabel)
267{
268
269}
270
271static void
272mac_none_create_socket_from_socket(struct socket *oldsocket,
273    struct label *oldsocketlabel, struct socket *newsocket,
274    struct label *newsocketlabel)
275{
276
277}
278
279static void
280mac_none_relabel_socket(struct ucred *cred, struct socket *socket,
281    struct label *socketlabel, struct label *newlabel)
282{
283
284}
285
286static void
287mac_none_relabel_pipe(struct ucred *cred, struct pipe *pipe,
288    struct label *pipelabel, struct label *newlabel)
289{
290
291}
292
293static void
294mac_none_set_socket_peer_from_mbuf(struct mbuf *mbuf, struct label *mbuflabel,
295    struct socket *socket, struct label *socketpeerlabel)
296{
297
298}
299
300static void
301mac_none_set_socket_peer_from_socket(struct socket *oldsocket,
302    struct label *oldsocketlabel, struct socket *newsocket,
303    struct label *newsocketpeerlabel)
304{
305
306}
307
308/*
309 * Labeling event operations: network objects.
310 */
311static void
312mac_none_create_bpfdesc(struct ucred *cred, struct bpf_d *bpf_d,
313    struct label *bpflabel)
314{
315
316}
317
318static void
319mac_none_create_datagram_from_ipq(struct ipq *ipq, struct label *ipqlabel,
320    struct mbuf *datagram, struct label *datagramlabel)
321{
322
323}
324
325static void
326mac_none_create_fragment(struct mbuf *datagram, struct label *datagramlabel,
327    struct mbuf *fragment, struct label *fragmentlabel)
328{
329
330}
331
332static void
333mac_none_create_ifnet(struct ifnet *ifnet, struct label *ifnetlabel)
334{
335
336}
337
338static void
339mac_none_create_ipq(struct mbuf *fragment, struct label *fragmentlabel,
340    struct ipq *ipq, struct label *ipqlabel)
341{
342
343}
344
345static void
346mac_none_create_mbuf_from_mbuf(struct mbuf *oldmbuf,
347    struct label *oldmbuflabel, struct mbuf *newmbuf,
348    struct label *newmbuflabel)
349{
350
351}
352
353static void
354mac_none_create_mbuf_linklayer(struct ifnet *ifnet, struct label *ifnetlabel,
355    struct mbuf *mbuf, struct label *mbuflabel)
356{
357
358}
359
360static void
361mac_none_create_mbuf_from_bpfdesc(struct bpf_d *bpf_d, struct label *bpflabel,
362    struct mbuf *mbuf, struct label *mbuflabel)
363{
364
365}
366
367static void
368mac_none_create_mbuf_from_ifnet(struct ifnet *ifnet, struct label *ifnetlabel,
369    struct mbuf *m, struct label *mbuflabel)
370{
371
372}
373
374static void
375mac_none_create_mbuf_multicast_encap(struct mbuf *oldmbuf,
376    struct label *oldmbuflabel, struct ifnet *ifnet, struct label *ifnetlabel,
377    struct mbuf *newmbuf, struct label *newmbuflabel)
378{
379
380}
381
382static void
383mac_none_create_mbuf_netlayer(struct mbuf *oldmbuf,
384    struct label *oldmbuflabel, struct mbuf *newmbuf, struct label *newmbuflabel)
385{
386
387}
388
389static int
390mac_none_fragment_match(struct mbuf *fragment, struct label *fragmentlabel,
391    struct ipq *ipq, struct label *ipqlabel)
392{
393
394	return (1);
395}
396
397static void
398mac_none_relabel_ifnet(struct ucred *cred, struct ifnet *ifnet,
399    struct label *ifnetlabel, struct label *newlabel)
400{
401
402}
403
404static void
405mac_none_update_ipq(struct mbuf *fragment, struct label *fragmentlabel,
406    struct ipq *ipq, struct label *ipqlabel)
407{
408
409}
410
411/*
412 * Labeling event operations: processes.
413 */
414static void
415mac_none_create_cred(struct ucred *cred_parent, struct ucred *cred_child)
416{
417
418}
419
420static void
421mac_none_execve_transition(struct ucred *old, struct ucred *new,
422    struct vnode *vp, struct label *vnodelabel)
423{
424
425}
426
427static int
428mac_none_execve_will_transition(struct ucred *old, struct vnode *vp,
429    struct label *vnodelabel)
430{
431
432	return (0);
433}
434
435static void
436mac_none_create_proc0(struct ucred *cred)
437{
438
439}
440
441static void
442mac_none_create_proc1(struct ucred *cred)
443{
444
445}
446
447static void
448mac_none_relabel_cred(struct ucred *cred, struct label *newlabel)
449{
450
451}
452
453/*
454 * Access control checks.
455 */
456static int
457mac_none_check_bpfdesc_receive(struct bpf_d *bpf_d, struct label *bpflabel,
458    struct ifnet *ifnet, struct label *ifnet_label)
459{
460
461        return (0);
462}
463
464static int
465mac_none_check_cred_relabel(struct ucred *cred, struct label *newlabel)
466{
467
468	return (0);
469}
470
471static int
472mac_none_check_cred_visible(struct ucred *u1, struct ucred *u2)
473{
474
475	return (0);
476}
477
478static int
479mac_none_check_ifnet_relabel(struct ucred *cred, struct ifnet *ifnet,
480    struct label *newlabel)
481{
482
483	return (0);
484}
485
486static int
487mac_none_check_ifnet_transmit(struct ifnet *ifnet, struct label *ifnetlabel,
488    struct mbuf *m, struct label *mbuflabel)
489{
490
491	return (0);
492}
493
494static int
495mac_none_check_mount_stat(struct ucred *cred, struct mount *mp,
496    struct label *mntlabel)
497{
498
499	return (0);
500}
501
502static int
503mac_none_check_pipe_ioctl(struct ucred *cred, struct pipe *pipe,
504    struct label *pipelabel, unsigned long cmd, void /* caddr_t */ *data)
505{
506
507	return (0);
508}
509
510static int
511mac_none_check_pipe_poll(struct ucred *cred, struct pipe *pipe,
512    struct label *pipelabel)
513{
514
515	return (0);
516}
517
518static int
519mac_none_check_pipe_read(struct ucred *cred, struct pipe *pipe,
520    struct label *pipelabel)
521{
522
523	return (0);
524}
525
526static int
527mac_none_check_pipe_relabel(struct ucred *cred, struct pipe *pipe,
528    struct label *pipelabel, struct label *newlabel)
529{
530
531	return (0);
532}
533
534static int
535mac_none_check_pipe_stat(struct ucred *cred, struct pipe *pipe,
536    struct label *pipelabel)
537{
538
539	return (0);
540}
541
542static int
543mac_none_check_pipe_write(struct ucred *cred, struct pipe *pipe,
544    struct label *pipelabel)
545{
546
547	return (0);
548}
549
550static int
551mac_none_check_proc_debug(struct ucred *cred, struct proc *proc)
552{
553
554	return (0);
555}
556
557static int
558mac_none_check_proc_sched(struct ucred *cred, struct proc *proc)
559{
560
561	return (0);
562}
563
564static int
565mac_none_check_proc_signal(struct ucred *cred, struct proc *proc, int signum)
566{
567
568	return (0);
569}
570
571static int
572mac_none_check_socket_bind(struct ucred *cred, struct socket *socket,
573    struct label *socketlabel, struct sockaddr *sockaddr)
574{
575
576	return (0);
577}
578
579static int
580mac_none_check_socket_connect(struct ucred *cred, struct socket *socket,
581    struct label *socketlabel, struct sockaddr *sockaddr)
582{
583
584	return (0);
585}
586
587static int
588mac_none_check_socket_deliver(struct socket *so, struct label *socketlabel,
589    struct mbuf *m, struct label *mbuflabel)
590{
591
592	return (0);
593}
594
595static int
596mac_none_check_socket_listen(struct ucred *cred, struct socket *so,
597    struct label *socketlabel)
598{
599
600	return (0);
601}
602
603static int
604mac_none_check_socket_relabel(struct ucred *cred, struct socket *socket,
605    struct label *socketlabel, struct label *newlabel)
606{
607
608	return (0);
609}
610
611static int
612mac_none_check_socket_visible(struct ucred *cred, struct socket *socket,
613   struct label *socketlabel)
614{
615
616	return (0);
617}
618
619static int
620mac_none_check_vnode_access(struct ucred *cred, struct vnode *vp,
621    struct label *label, mode_t flags)
622{
623
624	return (0);
625}
626
627static int
628mac_none_check_vnode_chdir(struct ucred *cred, struct vnode *dvp,
629    struct label *dlabel)
630{
631
632	return (0);
633}
634
635static int
636mac_none_check_vnode_chroot(struct ucred *cred, struct vnode *dvp,
637    struct label *dlabel)
638{
639
640	return (0);
641}
642
643static int
644mac_none_check_vnode_create(struct ucred *cred, struct vnode *dvp,
645    struct label *dlabel, struct componentname *cnp, struct vattr *vap)
646{
647
648	return (0);
649}
650
651static int
652mac_none_check_vnode_delete(struct ucred *cred, struct vnode *dvp,
653    struct label *dlabel, struct vnode *vp, struct label *label,
654    struct componentname *cnp)
655{
656
657	return (0);
658}
659
660static int
661mac_none_check_vnode_deleteacl(struct ucred *cred, struct vnode *vp,
662    struct label *label, acl_type_t type)
663{
664
665	return (0);
666}
667
668static int
669mac_none_check_vnode_exec(struct ucred *cred, struct vnode *vp,
670    struct label *label)
671{
672
673	return (0);
674}
675
676static int
677mac_none_check_vnode_getacl(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_getextattr(struct ucred *cred, struct vnode *vp,
686    struct label *label, int attrnamespace, const char *name, struct uio *uio)
687{
688
689	return (0);
690}
691
692static int
693mac_none_check_vnode_link(struct ucred *cred, struct vnode *dvp,
694    struct label *dlabel, struct vnode *vp, struct label *label,
695    struct componentname *cnp)
696{
697
698	return (0);
699}
700
701static int
702mac_none_check_vnode_lookup(struct ucred *cred, struct vnode *dvp,
703    struct label *dlabel, struct componentname *cnp)
704{
705
706	return (0);
707}
708
709static int
710mac_none_check_vnode_mmap(struct ucred *cred, struct vnode *vp,
711    struct label *label, int prot)
712{
713
714	return (0);
715}
716
717static int
718mac_none_check_vnode_mprotect(struct ucred *cred, struct vnode *vp,
719    struct label *label, int prot)
720{
721
722	return (0);
723}
724
725static int
726mac_none_check_vnode_open(struct ucred *cred, struct vnode *vp,
727    struct label *filelabel, mode_t acc_mode)
728{
729
730	return (0);
731}
732
733static int
734mac_none_check_vnode_poll(struct ucred *active_cred, struct ucred *file_cred,
735    struct vnode *vp, struct label *label)
736{
737
738	return (0);
739}
740
741static int
742mac_none_check_vnode_read(struct ucred *active_cred, struct ucred *file_cred,
743    struct vnode *vp, struct label *label)
744{
745
746	return (0);
747}
748
749static int
750mac_none_check_vnode_readdir(struct ucred *cred, struct vnode *vp,
751    struct label *dlabel)
752{
753
754	return (0);
755}
756
757static int
758mac_none_check_vnode_readlink(struct ucred *cred, struct vnode *vp,
759    struct label *vnodelabel)
760{
761
762	return (0);
763}
764
765static int
766mac_none_check_vnode_relabel(struct ucred *cred, struct vnode *vp,
767    struct label *vnodelabel, struct label *newlabel)
768{
769
770	return (0);
771}
772
773static int
774mac_none_check_vnode_rename_from(struct ucred *cred, struct vnode *dvp,
775    struct label *dlabel, struct vnode *vp, struct label *label,
776    struct componentname *cnp)
777{
778
779	return (0);
780}
781
782static int
783mac_none_check_vnode_rename_to(struct ucred *cred, struct vnode *dvp,
784    struct label *dlabel, struct vnode *vp, struct label *label, int samedir,
785    struct componentname *cnp)
786{
787
788	return (0);
789}
790
791static int
792mac_none_check_vnode_revoke(struct ucred *cred, struct vnode *vp,
793    struct label *label)
794{
795
796	return (0);
797}
798
799static int
800mac_none_check_vnode_setacl(struct ucred *cred, struct vnode *vp,
801    struct label *label, acl_type_t type, struct acl *acl)
802{
803
804	return (0);
805}
806
807static int
808mac_none_check_vnode_setextattr(struct ucred *cred, struct vnode *vp,
809    struct label *label, int attrnamespace, const char *name, struct uio *uio)
810{
811
812	return (0);
813}
814
815static int
816mac_none_check_vnode_setflags(struct ucred *cred, struct vnode *vp,
817    struct label *label, u_long flags)
818{
819
820	return (0);
821}
822
823static int
824mac_none_check_vnode_setmode(struct ucred *cred, struct vnode *vp,
825    struct label *label, mode_t mode)
826{
827
828	return (0);
829}
830
831static int
832mac_none_check_vnode_setowner(struct ucred *cred, struct vnode *vp,
833    struct label *label, uid_t uid, gid_t gid)
834{
835
836	return (0);
837}
838
839static int
840mac_none_check_vnode_setutimes(struct ucred *cred, struct vnode *vp,
841    struct label *label, struct timespec atime, struct timespec mtime)
842{
843
844	return (0);
845}
846
847static int
848mac_none_check_vnode_stat(struct ucred *active_cred, struct ucred *file_cred,
849    struct vnode *vp, struct label *label)
850{
851
852	return (0);
853}
854
855static int
856mac_none_check_vnode_write(struct ucred *active_cred,
857    struct ucred *file_cred, struct vnode *vp, struct label *label)
858{
859
860	return (0);
861}
862
863static struct mac_policy_op_entry mac_none_ops[] =
864{
865	{ MAC_DESTROY,
866	    (macop_t)mac_none_destroy },
867	{ MAC_INIT,
868	    (macop_t)mac_none_init },
869	{ MAC_SYSCALL,
870	    (macop_t)mac_none_syscall },
871	{ MAC_INIT_BPFDESC_LABEL,
872	    (macop_t)mac_none_init_label },
873	{ MAC_INIT_CRED_LABEL,
874	    (macop_t)mac_none_init_label },
875	{ MAC_INIT_DEVFSDIRENT_LABEL,
876	    (macop_t)mac_none_init_label },
877	{ MAC_INIT_IFNET_LABEL,
878	    (macop_t)mac_none_init_label },
879	{ MAC_INIT_IPQ_LABEL,
880	    (macop_t)mac_none_init_label },
881	{ MAC_INIT_MBUF_LABEL,
882	    (macop_t)mac_none_init_label_waitcheck },
883	{ MAC_INIT_MOUNT_LABEL,
884	    (macop_t)mac_none_init_label },
885	{ MAC_INIT_MOUNT_FS_LABEL,
886	    (macop_t)mac_none_init_label },
887	{ MAC_INIT_PIPE_LABEL,
888	    (macop_t)mac_none_init_label },
889	{ MAC_INIT_SOCKET_LABEL,
890	    (macop_t)mac_none_init_label_waitcheck },
891	{ MAC_INIT_SOCKET_PEER_LABEL,
892	    (macop_t)mac_none_init_label_waitcheck },
893	{ MAC_INIT_VNODE_LABEL,
894	    (macop_t)mac_none_init_label },
895	{ MAC_DESTROY_BPFDESC_LABEL,
896	    (macop_t)mac_none_destroy_label },
897	{ MAC_DESTROY_CRED_LABEL,
898	    (macop_t)mac_none_destroy_label },
899	{ MAC_DESTROY_DEVFSDIRENT_LABEL,
900	    (macop_t)mac_none_destroy_label },
901	{ MAC_DESTROY_IFNET_LABEL,
902	    (macop_t)mac_none_destroy_label },
903	{ MAC_DESTROY_IPQ_LABEL,
904	    (macop_t)mac_none_destroy_label },
905	{ MAC_DESTROY_MBUF_LABEL,
906	    (macop_t)mac_none_destroy_label },
907	{ MAC_DESTROY_MOUNT_LABEL,
908	    (macop_t)mac_none_destroy_label },
909	{ MAC_DESTROY_MOUNT_FS_LABEL,
910	    (macop_t)mac_none_destroy_label },
911	{ MAC_DESTROY_PIPE_LABEL,
912	    (macop_t)mac_none_destroy_label },
913	{ MAC_DESTROY_SOCKET_LABEL,
914	    (macop_t)mac_none_destroy_label },
915	{ MAC_DESTROY_SOCKET_PEER_LABEL,
916	    (macop_t)mac_none_destroy_label },
917	{ MAC_DESTROY_VNODE_LABEL,
918	    (macop_t)mac_none_destroy_label },
919	{ MAC_EXTERNALIZE_CRED_LABEL,
920	    (macop_t)mac_none_externalize_label },
921	{ MAC_EXTERNALIZE_IFNET_LABEL,
922	    (macop_t)mac_none_externalize_label },
923	{ MAC_EXTERNALIZE_PIPE_LABEL,
924	    (macop_t)mac_none_externalize_label },
925	{ MAC_EXTERNALIZE_SOCKET_LABEL,
926	    (macop_t)mac_none_externalize_label },
927	{ MAC_EXTERNALIZE_SOCKET_PEER_LABEL,
928	    (macop_t)mac_none_externalize_label },
929	{ MAC_EXTERNALIZE_VNODE_LABEL,
930	    (macop_t)mac_none_externalize_label },
931	{ MAC_INTERNALIZE_CRED_LABEL,
932	    (macop_t)mac_none_internalize_label },
933	{ MAC_INTERNALIZE_IFNET_LABEL,
934	    (macop_t)mac_none_internalize_label },
935	{ MAC_INTERNALIZE_PIPE_LABEL,
936	    (macop_t)mac_none_internalize_label },
937	{ MAC_INTERNALIZE_SOCKET_LABEL,
938	    (macop_t)mac_none_internalize_label },
939	{ MAC_INTERNALIZE_VNODE_LABEL,
940	    (macop_t)mac_none_internalize_label },
941	{ MAC_ASSOCIATE_VNODE_DEVFS,
942	    (macop_t)mac_none_associate_vnode_devfs },
943	{ MAC_ASSOCIATE_VNODE_EXTATTR,
944	    (macop_t)mac_none_associate_vnode_extattr },
945	{ MAC_ASSOCIATE_VNODE_SINGLELABEL,
946	    (macop_t)mac_none_associate_vnode_singlelabel },
947	{ MAC_CREATE_DEVFS_DEVICE,
948	    (macop_t)mac_none_create_devfs_device },
949	{ MAC_CREATE_DEVFS_DIRECTORY,
950	    (macop_t)mac_none_create_devfs_directory },
951	{ MAC_CREATE_DEVFS_SYMLINK,
952	    (macop_t)mac_none_create_devfs_symlink },
953	{ MAC_CREATE_DEVFS_VNODE,
954	    (macop_t)mac_none_create_devfs_vnode },
955	{ MAC_CREATE_VNODE_EXTATTR,
956	    (macop_t)mac_none_create_vnode_extattr },
957	{ MAC_CREATE_MOUNT,
958	    (macop_t)mac_none_create_mount },
959	{ MAC_CREATE_ROOT_MOUNT,
960	    (macop_t)mac_none_create_root_mount },
961	{ MAC_RELABEL_VNODE,
962	    (macop_t)mac_none_relabel_vnode },
963	{  MAC_SETLABEL_VNODE_EXTATTR,
964	    (macop_t)mac_none_setlabel_vnode_extattr },
965	{ MAC_UPDATE_DEVFSDIRENT,
966	    (macop_t)mac_none_update_devfsdirent },
967	{ MAC_CREATE_MBUF_FROM_SOCKET,
968	    (macop_t)mac_none_create_mbuf_from_socket },
969	{ MAC_CREATE_PIPE,
970	    (macop_t)mac_none_create_pipe },
971	{ MAC_CREATE_SOCKET,
972	    (macop_t)mac_none_create_socket },
973	{ MAC_CREATE_SOCKET_FROM_SOCKET,
974	    (macop_t)mac_none_create_socket_from_socket },
975	{ MAC_RELABEL_PIPE,
976	    (macop_t)mac_none_relabel_pipe },
977	{ MAC_RELABEL_SOCKET,
978	    (macop_t)mac_none_relabel_socket },
979	{ MAC_SET_SOCKET_PEER_FROM_MBUF,
980	    (macop_t)mac_none_set_socket_peer_from_mbuf },
981	{ MAC_SET_SOCKET_PEER_FROM_SOCKET,
982	    (macop_t)mac_none_set_socket_peer_from_socket },
983	{ MAC_CREATE_BPFDESC,
984	    (macop_t)mac_none_create_bpfdesc },
985	{ MAC_CREATE_IFNET,
986	    (macop_t)mac_none_create_ifnet },
987	{ MAC_CREATE_IPQ,
988	    (macop_t)mac_none_create_ipq },
989	{ MAC_CREATE_DATAGRAM_FROM_IPQ,
990	    (macop_t)mac_none_create_datagram_from_ipq },
991	{ MAC_CREATE_FRAGMENT,
992	    (macop_t)mac_none_create_fragment },
993	{ MAC_CREATE_IPQ,
994	    (macop_t)mac_none_create_ipq },
995	{ MAC_CREATE_MBUF_FROM_MBUF,
996	    (macop_t)mac_none_create_mbuf_from_mbuf },
997	{ MAC_CREATE_MBUF_LINKLAYER,
998	    (macop_t)mac_none_create_mbuf_linklayer },
999	{ MAC_CREATE_MBUF_FROM_BPFDESC,
1000	    (macop_t)mac_none_create_mbuf_from_bpfdesc },
1001	{ MAC_CREATE_MBUF_FROM_IFNET,
1002	    (macop_t)mac_none_create_mbuf_from_ifnet },
1003	{ MAC_CREATE_MBUF_MULTICAST_ENCAP,
1004	    (macop_t)mac_none_create_mbuf_multicast_encap },
1005	{ MAC_CREATE_MBUF_NETLAYER,
1006	    (macop_t)mac_none_create_mbuf_netlayer },
1007	{ MAC_FRAGMENT_MATCH,
1008	    (macop_t)mac_none_fragment_match },
1009	{ MAC_RELABEL_IFNET,
1010	    (macop_t)mac_none_relabel_ifnet },
1011	{ MAC_UPDATE_IPQ,
1012	    (macop_t)mac_none_update_ipq },
1013	{ MAC_CREATE_CRED,
1014	    (macop_t)mac_none_create_cred },
1015	{ MAC_EXECVE_TRANSITION,
1016	    (macop_t)mac_none_execve_transition },
1017	{ MAC_EXECVE_WILL_TRANSITION,
1018	    (macop_t)mac_none_execve_will_transition },
1019	{ MAC_CREATE_PROC0,
1020	    (macop_t)mac_none_create_proc0 },
1021	{ MAC_CREATE_PROC1,
1022	    (macop_t)mac_none_create_proc1 },
1023	{ MAC_RELABEL_CRED,
1024	    (macop_t)mac_none_relabel_cred },
1025	{ MAC_CHECK_BPFDESC_RECEIVE,
1026	    (macop_t)mac_none_check_bpfdesc_receive },
1027	{ MAC_CHECK_CRED_RELABEL,
1028	    (macop_t)mac_none_check_cred_relabel },
1029	{ MAC_CHECK_CRED_VISIBLE,
1030	    (macop_t)mac_none_check_cred_visible },
1031	{ MAC_CHECK_IFNET_RELABEL,
1032	    (macop_t)mac_none_check_ifnet_relabel },
1033	{ MAC_CHECK_IFNET_TRANSMIT,
1034	    (macop_t)mac_none_check_ifnet_transmit },
1035	{ MAC_CHECK_MOUNT_STAT,
1036	    (macop_t)mac_none_check_mount_stat },
1037	{ MAC_CHECK_PIPE_IOCTL,
1038	    (macop_t)mac_none_check_pipe_ioctl },
1039	{ MAC_CHECK_PIPE_POLL,
1040	    (macop_t)mac_none_check_pipe_poll },
1041	{ MAC_CHECK_PIPE_READ,
1042	    (macop_t)mac_none_check_pipe_read },
1043	{ MAC_CHECK_PIPE_RELABEL,
1044	    (macop_t)mac_none_check_pipe_relabel },
1045	{ MAC_CHECK_PIPE_STAT,
1046	    (macop_t)mac_none_check_pipe_stat },
1047	{ MAC_CHECK_PIPE_WRITE,
1048	    (macop_t)mac_none_check_pipe_write },
1049	{ MAC_CHECK_PROC_DEBUG,
1050	    (macop_t)mac_none_check_proc_debug },
1051	{ MAC_CHECK_PROC_SCHED,
1052	    (macop_t)mac_none_check_proc_sched },
1053	{ MAC_CHECK_PROC_SIGNAL,
1054	    (macop_t)mac_none_check_proc_signal },
1055	{ MAC_CHECK_SOCKET_BIND,
1056	    (macop_t)mac_none_check_socket_bind },
1057	{ MAC_CHECK_SOCKET_CONNECT,
1058	    (macop_t)mac_none_check_socket_connect },
1059	{ MAC_CHECK_SOCKET_DELIVER,
1060	    (macop_t)mac_none_check_socket_deliver },
1061	{ MAC_CHECK_SOCKET_LISTEN,
1062	    (macop_t)mac_none_check_socket_listen },
1063	{ MAC_CHECK_SOCKET_RELABEL,
1064	    (macop_t)mac_none_check_socket_relabel },
1065	{ MAC_CHECK_SOCKET_VISIBLE,
1066	    (macop_t)mac_none_check_socket_visible },
1067	{ MAC_CHECK_VNODE_ACCESS,
1068	    (macop_t)mac_none_check_vnode_access },
1069	{ MAC_CHECK_VNODE_CHDIR,
1070	    (macop_t)mac_none_check_vnode_chdir },
1071	{ MAC_CHECK_VNODE_CHROOT,
1072	    (macop_t)mac_none_check_vnode_chroot },
1073	{ MAC_CHECK_VNODE_CREATE,
1074	    (macop_t)mac_none_check_vnode_create },
1075	{ MAC_CHECK_VNODE_DELETE,
1076	    (macop_t)mac_none_check_vnode_delete },
1077	{ MAC_CHECK_VNODE_DELETEACL,
1078	    (macop_t)mac_none_check_vnode_deleteacl },
1079	{ MAC_CHECK_VNODE_EXEC,
1080	    (macop_t)mac_none_check_vnode_exec },
1081	{ MAC_CHECK_VNODE_GETACL,
1082	    (macop_t)mac_none_check_vnode_getacl },
1083	{ MAC_CHECK_VNODE_GETEXTATTR,
1084	    (macop_t)mac_none_check_vnode_getextattr },
1085	{ MAC_CHECK_VNODE_LINK,
1086	    (macop_t)mac_none_check_vnode_link },
1087	{ MAC_CHECK_VNODE_LOOKUP,
1088	    (macop_t)mac_none_check_vnode_lookup },
1089	{ MAC_CHECK_VNODE_MMAP,
1090	    (macop_t)mac_none_check_vnode_mmap },
1091	{ MAC_CHECK_VNODE_MPROTECT,
1092	    (macop_t)mac_none_check_vnode_mprotect },
1093	{ MAC_CHECK_VNODE_OPEN,
1094	    (macop_t)mac_none_check_vnode_open },
1095	{ MAC_CHECK_VNODE_POLL,
1096	    (macop_t)mac_none_check_vnode_poll },
1097	{ MAC_CHECK_VNODE_READ,
1098	    (macop_t)mac_none_check_vnode_read },
1099	{ MAC_CHECK_VNODE_READDIR,
1100	    (macop_t)mac_none_check_vnode_readdir },
1101	{ MAC_CHECK_VNODE_READLINK,
1102	    (macop_t)mac_none_check_vnode_readlink },
1103	{ MAC_CHECK_VNODE_RELABEL,
1104	    (macop_t)mac_none_check_vnode_relabel },
1105	{ MAC_CHECK_VNODE_RENAME_FROM,
1106	    (macop_t)mac_none_check_vnode_rename_from },
1107	{ MAC_CHECK_VNODE_RENAME_TO,
1108	    (macop_t)mac_none_check_vnode_rename_to },
1109	{ MAC_CHECK_VNODE_REVOKE,
1110	    (macop_t)mac_none_check_vnode_revoke },
1111	{ MAC_CHECK_VNODE_SETACL,
1112	    (macop_t)mac_none_check_vnode_setacl },
1113	{ MAC_CHECK_VNODE_SETEXTATTR,
1114	    (macop_t)mac_none_check_vnode_setextattr },
1115	{ MAC_CHECK_VNODE_SETFLAGS,
1116	    (macop_t)mac_none_check_vnode_setflags },
1117	{ MAC_CHECK_VNODE_SETMODE,
1118	    (macop_t)mac_none_check_vnode_setmode },
1119	{ MAC_CHECK_VNODE_SETOWNER,
1120	    (macop_t)mac_none_check_vnode_setowner },
1121	{ MAC_CHECK_VNODE_SETUTIMES,
1122	    (macop_t)mac_none_check_vnode_setutimes },
1123	{ MAC_CHECK_VNODE_STAT,
1124	    (macop_t)mac_none_check_vnode_stat },
1125	{ MAC_CHECK_VNODE_WRITE,
1126	    (macop_t)mac_none_check_vnode_write },
1127	{ MAC_OP_LAST, NULL }
1128};
1129
1130MAC_POLICY_SET(mac_none_ops, trustedbsd_mac_none, "TrustedBSD MAC/None",
1131    MPC_LOADTIME_FLAG_UNLOADOK, NULL);
1132