master
1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2006 nCircle Network Security, Inc.
5 * All rights reserved.
6 *
7 * This software was developed by Robert N. M. Watson for the TrustedBSD
8 * Project under contract to nCircle Network Security, Inc.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR, NCIRCLE NETWORK SECURITY,
23 * INC., OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
25 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
26 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
27 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32/*
33 * Privilege checking interface for BSD kernel.
34 */
35#ifndef _SYS_PRIV_H_
36#define _SYS_PRIV_H_
37
38/*
39 * Privilege list, sorted loosely by kernel subsystem.
40 *
41 * Think carefully before adding or reusing one of these privileges -- are
42 * there existing instances referring to the same privilege? Third party
43 * vendors may request the assignment of privileges to be used in loadable
44 * modules. Particular numeric privilege assignments are part of the
45 * loadable kernel module ABI, and should not be changed across minor
46 * releases.
47 *
48 * When adding a new privilege, remember to determine if it's appropriate
49 * for use in jail, and update the privilege switch in prison_priv_check()
50 * in kern_jail.c as necessary.
51 */
52
53/*
54 * Track beginning of privilege list.
55 */
56#define _PRIV_LOWEST 1
57
58/*
59 * The remaining privileges typically correspond to one or a small
60 * number of specific privilege checks, and have (relatively) precise
61 * meanings. They are loosely sorted into a set of base system
62 * privileges, such as the ability to reboot, and then loosely by
63 * subsystem, indicated by a subsystem name.
64 */
65#define _PRIV_ROOT 1 /* Removed. */
66#define PRIV_ACCT 2 /* Manage process accounting. */
67#define PRIV_MAXFILES 3 /* Exceed system open files limit. */
68#define PRIV_MAXPROC 4 /* Exceed system processes limit. */
69#define PRIV_KTRACE 5 /* Set/clear KTRFAC_ROOT on ktrace. */
70#define PRIV_SETDUMPER 6 /* Configure dump device. */
71#define PRIV_REBOOT 8 /* Can reboot system. */
72#define PRIV_SWAPON 9 /* Can swapon(). */
73#define PRIV_SWAPOFF 10 /* Can swapoff(). */
74#define PRIV_MSGBUF 11 /* Can read kernel message buffer. */
75#define PRIV_IO 12 /* Can perform low-level I/O. */
76#define PRIV_KEYBOARD 13 /* Reprogram keyboard. */
77#define PRIV_DRIVER 14 /* Low-level driver privilege. */
78#define PRIV_ADJTIME 15 /* Set time adjustment. */
79#define PRIV_NTP_ADJTIME 16 /* Set NTP time adjustment. */
80#define PRIV_CLOCK_SETTIME 17 /* Can call clock_settime. */
81#define PRIV_SETTIMEOFDAY 18 /* Can call settimeofday. */
82#define _PRIV_SETHOSTID 19 /* Removed. */
83#define _PRIV_SETDOMAINNAME 20 /* Removed. */
84
85/*
86 * Audit subsystem privileges.
87 */
88#define PRIV_AUDIT_CONTROL 40 /* Can configure audit. */
89#define PRIV_AUDIT_FAILSTOP 41 /* Can run during audit fail stop. */
90#define PRIV_AUDIT_GETAUDIT 42 /* Can get proc audit properties. */
91#define PRIV_AUDIT_SETAUDIT 43 /* Can set proc audit properties. */
92#define PRIV_AUDIT_SUBMIT 44 /* Can submit an audit record. */
93
94/*
95 * Credential management privileges.
96 */
97#define PRIV_CRED_SETUID 50 /* setuid. */
98#define PRIV_CRED_SETEUID 51 /* seteuid to !ruid and !svuid. */
99#define PRIV_CRED_SETGID 52 /* setgid. */
100#define PRIV_CRED_SETEGID 53 /* setgid to !rgid and !svgid. */
101#define PRIV_CRED_SETGROUPS 54 /* Set process additional groups. */
102#define PRIV_CRED_SETREUID 55 /* setreuid. */
103#define PRIV_CRED_SETREGID 56 /* setregid. */
104#define PRIV_CRED_SETRESUID 57 /* setresuid. */
105#define PRIV_CRED_SETRESGID 58 /* setresgid. */
106#define PRIV_SEEOTHERGIDS 59 /* Exempt bsd.seeothergids. */
107#define PRIV_SEEOTHERUIDS 60 /* Exempt bsd.seeotheruids. */
108#define PRIV_SEEJAILPROC 61 /* Exempt from bsd.see_jail_proc. */
109
110/*
111 * Debugging privileges.
112 */
113#define PRIV_DEBUG_DIFFCRED 80 /* Exempt debugging other users. */
114#define PRIV_DEBUG_SUGID 81 /* Exempt debugging setuid proc. */
115#define PRIV_DEBUG_UNPRIV 82 /* Exempt unprivileged debug limit. */
116#define PRIV_DEBUG_DENIED 83 /* Exempt P2_NOTRACE. */
117
118/*
119 * Dtrace privileges.
120 */
121#define PRIV_DTRACE_KERNEL 90 /* Allow use of DTrace on the kernel. */
122#define PRIV_DTRACE_PROC 91 /* Allow attaching DTrace to process. */
123#define PRIV_DTRACE_USER 92 /* Process may submit DTrace events. */
124
125/*
126 * Firmware privilegs.
127 */
128#define PRIV_FIRMWARE_LOAD 100 /* Can load firmware. */
129
130/*
131 * Jail privileges.
132 */
133#define PRIV_JAIL_ATTACH 110 /* Attach to a jail. */
134#define PRIV_JAIL_SET 111 /* Set jail parameters. */
135#define PRIV_JAIL_REMOVE 112 /* Remove a jail. */
136
137/*
138 * Kernel environment privileges.
139 */
140#define PRIV_KENV_SET 120 /* Set kernel env. variables. */
141#define PRIV_KENV_UNSET 121 /* Unset kernel env. variables. */
142
143/*
144 * Loadable kernel module privileges.
145 */
146#define PRIV_KLD_LOAD 130 /* Load a kernel module. */
147#define PRIV_KLD_UNLOAD 131 /* Unload a kernel module. */
148
149/*
150 * Privileges associated with the MAC Framework and specific MAC policy
151 * modules.
152 */
153#define PRIV_MAC_PARTITION 140 /* Privilege in mac_partition policy. */
154#define PRIV_MAC_PRIVS 141 /* Privilege in the mac_privs policy. */
155
156/*
157 * Process-related privileges.
158 */
159#define PRIV_PROC_LIMIT 160 /* Exceed user process limit. */
160#define PRIV_PROC_SETLOGIN 161 /* Can call setlogin. */
161#define PRIV_PROC_SETRLIMIT 162 /* Can raise resources limits. */
162#define PRIV_PROC_SETLOGINCLASS 163 /* Can call setloginclass(2). */
163
164/*
165 * System V IPC privileges.
166 */
167#define PRIV_IPC_READ 170 /* Can override IPC read perm. */
168#define PRIV_IPC_WRITE 171 /* Can override IPC write perm. */
169#define PRIV_IPC_ADMIN 172 /* Can override IPC owner-only perm. */
170#define PRIV_IPC_MSGSIZE 173 /* Exempt IPC message queue limit. */
171
172/*
173 * POSIX message queue privileges.
174 */
175#define PRIV_MQ_ADMIN 180 /* Can override msgq owner-only perm. */
176
177/*
178 * Performance monitoring counter privileges.
179 */
180#define PRIV_PMC_MANAGE 190 /* Can administer PMC. */
181#define PRIV_PMC_SYSTEM 191 /* Can allocate a system-wide PMC. */
182
183/*
184 * Scheduling privileges.
185 */
186#define PRIV_SCHED_DIFFCRED 200 /* Exempt scheduling other users. */
187#define PRIV_SCHED_SETPRIORITY 201 /* Can set lower nice value for proc. */
188#define PRIV_SCHED_RTPRIO 202 /* Can set real time scheduling. */
189#define PRIV_SCHED_SETPOLICY 203 /* Can set scheduler policy. */
190#define PRIV_SCHED_SET 204 /* Can set thread scheduler. */
191#define PRIV_SCHED_SETPARAM 205 /* Can set thread scheduler params. */
192#define PRIV_SCHED_CPUSET 206 /* Can manipulate cpusets. */
193#define PRIV_SCHED_CPUSET_INTR 207 /* Can adjust IRQ to CPU binding. */
194#define PRIV_SCHED_IDPRIO 208 /* Can set idle time scheduling. */
195
196/*
197 * POSIX semaphore privileges.
198 */
199#define PRIV_SEM_WRITE 220 /* Can override sem write perm. */
200
201/*
202 * Signal privileges.
203 */
204#define PRIV_SIGNAL_DIFFCRED 230 /* Exempt signalling other users. */
205#define PRIV_SIGNAL_SUGID 231 /* Non-conserv signal setuid proc. */
206
207/*
208 * Sysctl privileges.
209 */
210#define PRIV_SYSCTL_DEBUG 240 /* Can invoke sysctl.debug. */
211#define PRIV_SYSCTL_WRITE 241 /* Can write sysctls. */
212#define PRIV_SYSCTL_WRITEJAIL 242 /* Can write sysctls, jail permitted. */
213
214/*
215 * TTY privileges.
216 */
217#define PRIV_TTY_CONSOLE 250 /* Set console to tty. */
218#define PRIV_TTY_DRAINWAIT 251 /* Set tty drain wait time. */
219#define PRIV_TTY_DTRWAIT 252 /* Set DTR wait on tty. */
220#define PRIV_TTY_EXCLUSIVE 253 /* Override tty exclusive flag. */
221#define _PRIV_TTY_PRISON 254 /* Removed. */
222#define PRIV_TTY_STI 255 /* Simulate input on another tty. */
223#define PRIV_TTY_SETA 256 /* Set tty termios structure. */
224
225/*
226 * UFS-specific privileges.
227 */
228#define PRIV_UFS_EXTATTRCTL 270 /* Can configure EAs on UFS1. */
229#define PRIV_UFS_QUOTAOFF 271 /* quotaoff(). */
230#define PRIV_UFS_QUOTAON 272 /* quotaon(). */
231#define PRIV_UFS_SETUSE 273 /* setuse(). */
232
233/*
234 * ZFS-specific privileges.
235 */
236#define PRIV_ZFS_POOL_CONFIG 280 /* Can configure ZFS pools. */
237#define PRIV_ZFS_INJECT 281 /* Can inject faults in the ZFS fault
238 injection framework. */
239#define PRIV_ZFS_JAIL 282 /* Can attach/detach ZFS file systems
240 to/from jails. */
241
242/*
243 * NFS-specific privileges.
244 */
245#define PRIV_NFS_DAEMON 290 /* Can become the NFS daemon. */
246#define PRIV_NFS_LOCKD 291 /* Can become NFS lock daemon. */
247
248/*
249 * VFS privileges.
250 */
251#define PRIV_VFS_READ 310 /* Override vnode DAC read perm. */
252#define PRIV_VFS_WRITE 311 /* Override vnode DAC write perm. */
253#define PRIV_VFS_ADMIN 312 /* Override vnode DAC admin perm. */
254#define PRIV_VFS_EXEC 313 /* Override vnode DAC exec perm. */
255#define PRIV_VFS_LOOKUP 314 /* Override vnode DAC lookup perm. */
256#define PRIV_VFS_BLOCKRESERVE 315 /* Can use free block reserve. */
257#define PRIV_VFS_CHFLAGS_DEV 316 /* Can chflags() a device node. */
258#define PRIV_VFS_CHOWN 317 /* Can set user; group to non-member. */
259#define PRIV_VFS_CHROOT 318 /* chroot(). */
260#define PRIV_VFS_RETAINSUGID 319 /* Can retain sugid bits on change. */
261#define PRIV_VFS_EXCEEDQUOTA 320 /* Exempt from quota restrictions. */
262#define PRIV_VFS_EXTATTR_SYSTEM 321 /* Operate on system EA namespace. */
263#define PRIV_VFS_FCHROOT 322 /* fchroot(). */
264#define PRIV_VFS_FHOPEN 323 /* Can fhopen(). */
265#define PRIV_VFS_FHSTAT 324 /* Can fhstat(). */
266#define PRIV_VFS_FHSTATFS 325 /* Can fhstatfs(). */
267#define PRIV_VFS_GENERATION 326 /* stat() returns generation number. */
268#define PRIV_VFS_GETFH 327 /* Can retrieve file handles. */
269#define PRIV_VFS_GETQUOTA 328 /* getquota(). */
270#define PRIV_VFS_LINK 329 /* bsd.hardlink_check_uid */
271#define PRIV_VFS_MKNOD_BAD 330 /* Was: mknod() can mark bad inodes. */
272#define PRIV_VFS_MKNOD_DEV 331 /* Can mknod() to create dev nodes. */
273#define PRIV_VFS_MKNOD_WHT 332 /* Can mknod() to create whiteout. */
274#define PRIV_VFS_MOUNT 333 /* Can mount(). */
275#define PRIV_VFS_MOUNT_OWNER 334 /* Can manage other users' file systems. */
276#define PRIV_VFS_MOUNT_EXPORTED 335 /* Can set MNT_EXPORTED on mount. */
277#define PRIV_VFS_MOUNT_PERM 336 /* Override dev node perms at mount. */
278#define PRIV_VFS_MOUNT_SUIDDIR 337 /* Can set MNT_SUIDDIR on mount. */
279#define PRIV_VFS_MOUNT_NONUSER 338 /* Can perform a non-user mount. */
280#define PRIV_VFS_SETGID 339 /* Can setgid if not in group. */
281#define PRIV_VFS_SETQUOTA 340 /* setquota(). */
282#define PRIV_VFS_STICKYFILE 341 /* Can set sticky bit on file. */
283#define PRIV_VFS_SYSFLAGS 342 /* Can modify system flags. */
284#define PRIV_VFS_UNMOUNT 343 /* Can unmount(). */
285#define PRIV_VFS_STAT 344 /* Override vnode MAC stat perm. */
286#define PRIV_VFS_READ_DIR 345 /* Can read(2) a dirfd, needs sysctl. */
287
288/*
289 * Virtual memory privileges.
290 */
291#define PRIV_VM_MADV_PROTECT 360 /* Can set MADV_PROTECT. */
292#define PRIV_VM_MLOCK 361 /* Can mlock(), mlockall(). */
293#define PRIV_VM_MUNLOCK 362 /* Can munlock(), munlockall(). */
294#define PRIV_VM_SWAP_NOQUOTA 363 /*
295 * Can override the global
296 * swap reservation limits.
297 */
298#define PRIV_VM_SWAP_NORLIMIT 364 /*
299 * Can override the per-uid
300 * swap reservation limits.
301 */
302
303/*
304 * Device file system privileges.
305 */
306#define PRIV_DEVFS_RULE 370 /* Can manage devfs rules. */
307#define PRIV_DEVFS_SYMLINK 371 /* Can create symlinks in devfs. */
308
309/*
310 * Random number generator privileges.
311 */
312#define PRIV_RANDOM_RESEED 380 /* Closing /dev/random reseeds. */
313
314/*
315 * Network stack privileges.
316 */
317#define PRIV_NET_BRIDGE 390 /* Administer bridge. */
318#define PRIV_NET_GRE 391 /* Administer GRE. */
319#define _PRIV_NET_PPP 392 /* Removed. */
320#define _PRIV_NET_SLIP 393 /* Removed. */
321#define PRIV_NET_BPF 394 /* Monitor BPF. */
322#define PRIV_NET_RAW 395 /* Open raw socket. */
323#define PRIV_NET_ROUTE 396 /* Administer routing. */
324#define PRIV_NET_TAP 397 /* Can open tap device. */
325#define PRIV_NET_SETIFMTU 398 /* Set interface MTU. */
326#define PRIV_NET_SETIFFLAGS 399 /* Set interface flags. */
327#define PRIV_NET_SETIFCAP 400 /* Set interface capabilities. */
328#define PRIV_NET_SETIFNAME 401 /* Set interface name. */
329#define PRIV_NET_SETIFMETRIC 402 /* Set interface metrics. */
330#define PRIV_NET_SETIFPHYS 403 /* Set interface physical layer prop. */
331#define PRIV_NET_SETIFMAC 404 /* Set interface MAC label. */
332#define PRIV_NET_ADDMULTI 405 /* Add multicast addr. to ifnet. */
333#define PRIV_NET_DELMULTI 406 /* Delete multicast addr. from ifnet. */
334#define PRIV_NET_HWIOCTL 407 /* Issue hardware ioctl on ifnet. */
335#define PRIV_NET_SETLLADDR 408 /* Set interface link-level address. */
336#define PRIV_NET_ADDIFGROUP 409 /* Add new interface group. */
337#define PRIV_NET_DELIFGROUP 410 /* Delete interface group. */
338#define PRIV_NET_IFCREATE 411 /* Create cloned interface. */
339#define PRIV_NET_IFDESTROY 412 /* Destroy cloned interface. */
340#define PRIV_NET_ADDIFADDR 413 /* Add protocol addr to interface. */
341#define PRIV_NET_DELIFADDR 414 /* Delete protocol addr on interface. */
342#define PRIV_NET_LAGG 415 /* Administer lagg interface. */
343#define PRIV_NET_GIF 416 /* Administer gif interface. */
344#define PRIV_NET_SETIFVNET 417 /* Move interface to vnet. */
345#define PRIV_NET_SETIFDESCR 418 /* Set interface description. */
346#define PRIV_NET_SETIFFIB 419 /* Set interface fib. */
347#define PRIV_NET_VXLAN 420 /* Administer vxlan. */
348#define PRIV_NET_SETLANPCP 421 /* Set LAN priority. */
349#define PRIV_NET_SETVLANPCP PRIV_NET_SETLANPCP /* Alias Set VLAN priority */
350#define PRIV_NET_OVPN 422 /* Administer OpenVPN DCO. */
351#define PRIV_NET_ME 423 /* Administer ME interface. */
352#define PRIV_NET_WG 424 /* Administer WireGuard interface. */
353
354/*
355 * 802.11-related privileges.
356 */
357#define PRIV_NET80211_VAP_GETKEY 440 /* Query VAP 802.11 keys. */
358#define PRIV_NET80211_VAP_MANAGE 441 /* Administer 802.11 VAP */
359#define PRIV_NET80211_VAP_SETMAC 442 /* Set VAP MAC address */
360#define PRIV_NET80211_CREATE_VAP 443 /* Create a new VAP */
361
362/*
363 * Placeholder for AppleTalk privileges, not supported anymore.
364 */
365#define _PRIV_NETATALK_RESERVEDPORT 450 /* Bind low port number. */
366
367/*
368 * ATM privileges.
369 */
370#define PRIV_NETATM_CFG 460
371#define PRIV_NETATM_ADD 461
372#define PRIV_NETATM_DEL 462
373#define PRIV_NETATM_SET 463
374
375/*
376 * Bluetooth privileges.
377 */
378#define PRIV_NETBLUETOOTH_RAW 470 /* Open raw bluetooth socket. */
379
380/*
381 * Netgraph and netgraph module privileges.
382 */
383#define PRIV_NETGRAPH_CONTROL 480 /* Open netgraph control socket. */
384#define PRIV_NETGRAPH_TTY 481 /* Configure tty for netgraph. */
385
386/*
387 * IPv4 and IPv6 privileges.
388 */
389#define PRIV_NETINET_RESERVEDPORT 490 /* Bind low port number. */
390#define PRIV_NETINET_IPFW 491 /* Administer IPFW firewall. */
391#define PRIV_NETINET_DIVERT 492 /* Open IP divert socket. */
392#define PRIV_NETINET_PF 493 /* Administer pf firewall. */
393#define PRIV_NETINET_DUMMYNET 494 /* Administer DUMMYNET. */
394#define PRIV_NETINET_CARP 495 /* Administer CARP. */
395#define PRIV_NETINET_MROUTE 496 /* Administer multicast routing. */
396#define PRIV_NETINET_RAW 497 /* Open netinet raw socket. */
397#define PRIV_NETINET_GETCRED 498 /* Query netinet pcb credentials. */
398#define PRIV_NETINET_ADDRCTRL6 499 /* Administer IPv6 address scopes. */
399#define PRIV_NETINET_ND6 500 /* Administer IPv6 neighbor disc. */
400#define PRIV_NETINET_SCOPE6 501 /* Administer IPv6 address scopes. */
401#define PRIV_NETINET_ALIFETIME6 502 /* Administer IPv6 address lifetimes. */
402#define PRIV_NETINET_IPSEC 503 /* Administer IPSEC. */
403#define PRIV_NETINET_REUSEPORT 504 /* Allow [rapid] port/address reuse. */
404#define PRIV_NETINET_SETHDROPTS 505 /* Set certain IPv4/6 header options. */
405#define PRIV_NETINET_BINDANY 506 /* Allow bind to any address. */
406#define PRIV_NETINET_HASHKEY 507 /* Get and set hash keys for IPv4/6. */
407
408/*
409 * Placeholders for IPX/SPX privileges, not supported any more.
410 */
411#define _PRIV_NETIPX_RESERVEDPORT 520 /* Bind low port number. */
412#define _PRIV_NETIPX_RAW 521 /* Open netipx raw socket. */
413
414/*
415 * NCP privileges.
416 */
417#define PRIV_NETNCP 530 /* Use another user's connection. */
418
419/*
420 * SMB privileges.
421 */
422#define PRIV_NETSMB 540 /* Use another user's connection. */
423
424/*
425 * VM86 privileges.
426 */
427#define PRIV_VM86_INTCALL 550 /* Allow invoking vm86 int handlers. */
428
429#define PRIV_PIPEBUF 560 /* Allow to allocate reserved pipebuf
430 space */
431
432/*
433 * Set of reserved privilege values, which will be allocated to code as
434 * needed, in order to avoid renumbering later privileges due to insertion.
435 */
436#define _PRIV_RESERVED1 561
437#define _PRIV_RESERVED2 562
438#define _PRIV_RESERVED3 563
439#define _PRIV_RESERVED4 564
440#define _PRIV_RESERVED5 565
441#define _PRIV_RESERVED6 566
442#define _PRIV_RESERVED7 567
443#define _PRIV_RESERVED8 568
444#define _PRIV_RESERVED9 569
445#define _PRIV_RESERVED10 570
446#define _PRIV_RESERVED11 571
447#define _PRIV_RESERVED12 572
448#define _PRIV_RESERVED13 573
449#define _PRIV_RESERVED14 574
450#define _PRIV_RESERVED15 575
451
452/*
453 * Define a set of valid privilege numbers that can be used by loadable
454 * modules that don't yet have privilege reservations. Ideally, these should
455 * not be used, since their meaning is opaque to any policies that are aware
456 * of specific privileges, such as jail, and as such may be arbitrarily
457 * denied.
458 */
459#define PRIV_MODULE0 600
460#define PRIV_MODULE1 601
461#define PRIV_MODULE2 602
462#define PRIV_MODULE3 603
463#define PRIV_MODULE4 604
464#define PRIV_MODULE5 605
465#define PRIV_MODULE6 606
466#define PRIV_MODULE7 607
467#define PRIV_MODULE8 608
468#define PRIV_MODULE9 609
469#define PRIV_MODULE10 610
470#define PRIV_MODULE11 611
471#define PRIV_MODULE12 612
472#define PRIV_MODULE13 613
473#define PRIV_MODULE14 614
474#define PRIV_MODULE15 615
475
476/*
477 * DDB(4) privileges.
478 */
479#define PRIV_DDB_CAPTURE 620 /* Allow reading of DDB capture log. */
480
481/*
482 * Arla/nnpfs privileges.
483 */
484#define PRIV_NNPFS_DEBUG 630 /* Perforn ARLA_VIOC_NNPFSDEBUG. */
485
486/*
487 * cpuctl(4) privileges.
488 */
489#define PRIV_CPUCTL_WRMSR 640 /* Write model-specific register. */
490#define PRIV_CPUCTL_UPDATE 641 /* Update cpu microcode. */
491
492/*
493 * Capi4BSD privileges.
494 */
495#define PRIV_C4B_RESET_CTLR 650 /* Load firmware, reset controller. */
496#define PRIV_C4B_TRACE 651 /* Unrestricted CAPI message tracing. */
497
498/*
499 * OpenAFS privileges.
500 */
501#define PRIV_AFS_ADMIN 660 /* Can change AFS client settings. */
502#define PRIV_AFS_DAEMON 661 /* Can become the AFS daemon. */
503
504/*
505 * Resource Limits privileges.
506 */
507#define PRIV_RCTL_GET_RACCT 670
508#define PRIV_RCTL_GET_RULES 671
509#define PRIV_RCTL_GET_LIMITS 672
510#define PRIV_RCTL_ADD_RULE 673
511#define PRIV_RCTL_REMOVE_RULE 674
512
513/*
514 * mem(4) privileges.
515 */
516#define PRIV_KMEM_READ 680 /* Open mem/kmem for reading. */
517#define PRIV_KMEM_WRITE 681 /* Open mem/kmem for writing. */
518
519/*
520 * Kernel debugger privileges.
521 */
522#define PRIV_KDB_SET_BACKEND 690 /* Allow setting KDB backend. */
523
524/*
525 * veriexec override privileges - very rare!
526 */
527#define PRIV_VERIEXEC_DIRECT 700 /* Can override 'indirect' */
528#define PRIV_VERIEXEC_NOVERIFY 701 /* Can override O_VERIFY */
529#define PRIV_VERIEXEC_CONTROL 702 /* Can configure veriexec */
530
531/*
532 * Track end of privilege list.
533 */
534#define _PRIV_HIGHEST 703
535
536/*
537 * Validate that a named privilege is known by the privilege system. Invalid
538 * privileges presented to the privilege system by a priv_check interface
539 * will result in a panic. This is only approximate due to sparse allocation
540 * of the privilege space.
541 */
542#define PRIV_VALID(x) ((x) > _PRIV_LOWEST && (x) < _PRIV_HIGHEST)
543
544#ifdef _KERNEL
545/*
546 * Privilege check interfaces, modeled after historic suser() interfaces, but
547 * with the addition of a specific privilege name. No flags are currently
548 * defined for the API. Historically, flags specified using the real uid
549 * instead of the effective uid, and whether or not the check should be
550 * allowed in jail.
551 */
552struct thread;
553struct ucred;
554int priv_check(struct thread *td, int priv);
555int priv_check_cred(struct ucred *cred, int priv);
556int priv_check_cred_vfs_lookup(struct ucred *cred);
557int priv_check_cred_vfs_lookup_nomac(struct ucred *cred);
558int priv_check_cred_vfs_generation(struct ucred *cred);
559#endif
560
561#endif /* !_SYS_PRIV_H_ */