summaryrefslogtreecommitdiff
path: root/StdLib/Include/sys/sysctl.h
blob: 2382900bae35232c8b92efef0a284baddfb9f499 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
/*
 * Copyright (c) 1989, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Mike Karels at Berkeley Software Design, Inc.
 *
 * Portions copyright (c) 1999, 2000
 * Intel Corporation.
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 * 
 *    This product includes software developed by the University of
 *    California, Berkeley, Intel Corporation, and its contributors.
 * 
 * 4. Neither the name of University, Intel Corporation, or their respective
 *    contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS, INTEL CORPORATION AND
 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS,
 * INTEL CORPORATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *	@(#)sysctl.h	8.1 (Berkeley) 6/2/93
 * $Id: sysctl.h,v 1.1.1.1 2006/05/30 06:13:00 hhzhou Exp $
 */

#ifndef _SYS_SYSCTL_H_
#define	_SYS_SYSCTL_H_

#include <sys/_posix.h>

/*
 * Definitions for sysctl call.  The sysctl call uses a hierarchical name
 * for objects that can be examined or modified.  The name is expressed as
 * a sequence of integers.  Like a file path name, the meaning of each
 * component depends on its place in the hierarchy.  The top-level and kern
 * identifiers are defined here, and other identifiers are defined in the
 * respective subsystem header files.
 */

#define CTL_MAXNAME	12	/* largest number of components supported */

/*
 * Each subsystem defined by sysctl defines a list of variables
 * for that subsystem. Each name is either a node with further
 * levels defined below it, or it is a leaf of some particular
 * type given below. Each sysctl level defines a set of name/type
 * pairs to be used by sysctl(1) in manipulating the subsystem.
 */
struct ctlname {
	char	*ctl_name;	/* subsystem name */
	int	ctl_type;	/* type of name */
};

#define CTLTYPE		0xf	/* Mask for the type */
#define	CTLTYPE_NODE	1	/* name is a node */
#define	CTLTYPE_INT	2	/* name describes an integer */
#define	CTLTYPE_STRING	3	/* name describes a string */
#define	CTLTYPE_QUAD	4	/* name describes a 64-bit number */
#define	CTLTYPE_OPAQUE	5	/* name describes a structure */
#define	CTLTYPE_STRUCT	CTLTYPE_OPAQUE	/* name describes a structure */

#define CTLFLAG_RD	0x80000000	/* Allow reads of variable */
#define CTLFLAG_WR	0x40000000	/* Allow writes to the variable */
#define CTLFLAG_RW	(CTLFLAG_RD|CTLFLAG_WR)
#define CTLFLAG_NOLOCK	0x20000000	/* XXX Don't Lock */
#define CTLFLAG_ANYBODY	0x10000000	/* All users can set this var */
#define CTLFLAG_SECURE	0x08000000	/* Permit set only if securelevel<=0 */

/*
 * USE THIS instead of a hardwired number from the categories below
 * to get dynamically assigned sysctl entries using the linker-set
 * technology. This is the way nearly all new sysctl variables should
 * be implemented.
 * e.g. SYSCTL_INT(_parent, OID_AUTO, name, CTLFLAG_RW, &variable, 0, "");
 */ 
#define OID_AUTO	(-1)

#ifdef KERNEL
#define SYSCTL_HANDLER_ARGS (struct sysctl_oid *oidp, void *arg1, int arg2, \
	struct sysctl_req *req)

/*
 * This describes the access space for a sysctl request.  This is needed
 * so that we can use the interface from the kernel or from user-space.
 */
struct sysctl_req {
	struct proc	*p;
	int		lock;
	void		*oldptr;
	size_t		oldlen;
	size_t		oldidx;
	int		(*oldfunc)(struct sysctl_req *, const void *, size_t);
	void		*newptr;
	size_t		newlen;
	size_t		newidx;
	int		(*newfunc)(struct sysctl_req *, void *, size_t);
};

#ifndef _ORG_FREEBSD_
#include <sys/ioccom.h>
/*
 *  Pseudo sysctl call through ioctl(2) interface
 */
#define IOCSYSCTL	_IOWR('X', 0, struct sysctl_req)

struct pseudo_sysctl {
	int			*name;
	u_int			namelen;
	struct sysctl_req	req;
};

#endif

/*
 * This describes one "oid" in the MIB tree.  Potentially more nodes can
 * be hidden behind it, expanded by the handler.
 */
struct sysctl_oid {
	int		oid_number;
	int		oid_kind;
	void		*oid_arg1;
	int		oid_arg2;
	const char	*oid_name;
	int 		(*oid_handler) SYSCTL_HANDLER_ARGS;
	const char	*oid_fmt;
};

#define SYSCTL_IN(r, p, l) (r->newfunc)(r, p, l)
#define SYSCTL_OUT(r, p, l) (r->oldfunc)(r, p, l)

int sysctl_handle_int SYSCTL_HANDLER_ARGS;
int sysctl_handle_long SYSCTL_HANDLER_ARGS;
int sysctl_handle_intptr SYSCTL_HANDLER_ARGS;
int sysctl_handle_string SYSCTL_HANDLER_ARGS;
int sysctl_handle_opaque SYSCTL_HANDLER_ARGS;

#ifdef _ORG_FREEBSD_
/* This constructs a "raw" MIB oid. */
#define SYSCTL_OID(parent, nbr, name, kind, a1, a2, handler, fmt, descr) \
	static struct sysctl_oid sysctl__##parent##_##name = { \
		nbr, kind, a1, a2, #name, handler, fmt }; \
	DATA_SET(sysctl_##parent, sysctl__##parent##_##name)

/* This constructs a node from which other oids can hang. */
#define SYSCTL_NODE(parent, nbr, name, access, handler, descr) \
	extern struct linker_set sysctl_##parent##_##name; \
	SYSCTL_OID(parent, nbr, name, CTLTYPE_NODE|access, \
		(void*)&sysctl_##parent##_##name, 0, handler, "N", descr); \
	DATA_SET(sysctl_##parent##_##name, sysctl__##parent##_##name)
#else
#define SYSCTL_OID(parent, nbr, name, kind, a1, a2, handler, fmt, descr)
#define SYSCTL_NODE(parent, nbr, name, access, handler, descr)
#endif

/* Oid for a string.  len can be 0 to indicate '\0' termination. */
#define SYSCTL_STRING(parent, nbr, name, access, arg, len, descr) \
	SYSCTL_OID(parent, nbr, name, CTLTYPE_STRING|access, \
		arg, len, sysctl_handle_string, "A", descr)

/* Oid for an int.  If ptr is NULL, val is returned. */
#define SYSCTL_INT(parent, nbr, name, access, ptr, val, descr) \
	SYSCTL_OID(parent, nbr, name, CTLTYPE_INT|access, \
		ptr, val, sysctl_handle_int, "I", descr)

/* Oid for a long.  The pointer must be non NULL. */
#define SYSCTL_LONG(parent, nbr, name, access, ptr, descr) \
	SYSCTL_OID(parent, nbr, name, CTLTYPE_INT|access, \
		ptr, 0, sysctl_handle_long, "L", descr)

/* Oid for an opaque object.  Specified by a pointer and a length. */
#define SYSCTL_OPAQUE(parent, nbr, name, access, ptr, len, fmt, descr) \
	SYSCTL_OID(parent, nbr, name, CTLTYPE_OPAQUE|access, \
		ptr, len, sysctl_handle_opaque, fmt, descr)

/* Oid for a struct.  Specified by a pointer and a type. */
#define SYSCTL_STRUCT(parent, nbr, name, access, ptr, type, descr) \
	SYSCTL_OID(parent, nbr, name, CTLTYPE_OPAQUE|access, \
		ptr, sizeof(struct type), sysctl_handle_opaque, \
		"S," #type, descr)

/* Oid for a procedure.  Specified by a pointer and an arg. */
#define SYSCTL_PROC(parent, nbr, name, access, ptr, arg, handler, fmt, descr) \
	SYSCTL_OID(parent, nbr, name, access, \
		ptr, arg, handler, fmt, descr)
#endif /* KERNEL */

/*
 * Top-level identifiers
 */
#define	CTL_UNSPEC	0		/* unused */
#define	CTL_KERN	1		/* "high kernel": proc, limits */
#define	CTL_VM		2		/* virtual memory */
#define	CTL_VFS		3		/* file system, mount type is next */
#define	CTL_NET		4		/* network, see socket.h */
#define	CTL_DEBUG	5		/* debugging parameters */
#define	CTL_HW		6		/* generic cpu/io */
#define	CTL_MACHDEP	7		/* machine dependent */
#define	CTL_USER	8		/* user-level */
#define	CTL_P1003_1B	9		/* POSIX 1003.1B */
#define	CTL_MAXID	10		/* number of valid top-level ids */

#define CTL_NAMES { \
	{ 0, 0 }, \
	{ "kern", CTLTYPE_NODE }, \
	{ "vm", CTLTYPE_NODE }, \
	{ "vfs", CTLTYPE_NODE }, \
	{ "net", CTLTYPE_NODE }, \
	{ "debug", CTLTYPE_NODE }, \
	{ "hw", CTLTYPE_NODE }, \
	{ "machdep", CTLTYPE_NODE }, \
	{ "user", CTLTYPE_NODE }, \
	{ "p1003_1b", CTLTYPE_NODE }, \
}

/*
 * CTL_KERN identifiers
 */
#define	KERN_OSTYPE	 	 1	/* string: system version */
#define	KERN_OSRELEASE	 	 2	/* string: system release */
#define	KERN_OSREV	 	 3	/* int: system revision */
#define	KERN_VERSION	 	 4	/* string: compile time info */
#define	KERN_MAXVNODES	 	 5	/* int: max vnodes */
#define	KERN_MAXPROC	 	 6	/* int: max processes */
#define	KERN_MAXFILES	 	 7	/* int: max open files */
#define	KERN_ARGMAX	 	 8	/* int: max arguments to exec */
#define	KERN_SECURELVL	 	 9	/* int: system security level */
#define	KERN_HOSTNAME		10	/* string: hostname */
#define	KERN_HOSTID		11	/* int: host identifier */
#define	KERN_CLOCKRATE		12	/* struct: struct clockrate */
#define	KERN_VNODE		13	/* struct: vnode structures */
#define	KERN_PROC		14	/* struct: process entries */
#define	KERN_FILE		15	/* struct: file entries */
#define	KERN_PROF		16	/* node: kernel profiling info */
#define	KERN_POSIX1		17	/* int: POSIX.1 version */
#define	KERN_NGROUPS		18	/* int: # of supplemental group ids */
#define	KERN_JOB_CONTROL	19	/* int: is job control available */
#define	KERN_SAVED_IDS		20	/* int: saved set-user/group-ID */
#define	KERN_BOOTTIME		21	/* struct: time kernel was booted */
#define KERN_NISDOMAINNAME	22	/* string: YP domain name */
#define KERN_UPDATEINTERVAL	23	/* int: update process sleep time */
#define KERN_OSRELDATE		24	/* int: OS release date */
#define KERN_NTP_PLL		25	/* node: NTP PLL control */
#define	KERN_BOOTFILE		26	/* string: name of booted kernel */
#define	KERN_MAXFILESPERPROC	27	/* int: max open files per proc */
#define	KERN_MAXPROCPERUID 	28	/* int: max processes per uid */
#define KERN_DUMPDEV		29	/* dev_t: device to dump on */
#define	KERN_IPC		30	/* node: anything related to IPC */
#define	KERN_DUMMY		31	/* unused */
#define	KERN_PS_STRINGS		32	/* int: address of PS_STRINGS */
#define	KERN_USRSTACK		33	/* int: address of USRSTACK */
#define	KERN_LOGSIGEXIT		34	/* int: do we log sigexit procs? */
#define KERN_MAXID		35      /* number of valid kern ids */

#define CTL_KERN_NAMES { \
	{ 0, 0 }, \
	{ "ostype", CTLTYPE_STRING }, \
	{ "osrelease", CTLTYPE_STRING }, \
	{ "osrevision", CTLTYPE_INT }, \
	{ "version", CTLTYPE_STRING }, \
	{ "maxvnodes", CTLTYPE_INT }, \
	{ "maxproc", CTLTYPE_INT }, \
	{ "maxfiles", CTLTYPE_INT }, \
	{ "argmax", CTLTYPE_INT }, \
	{ "securelevel", CTLTYPE_INT }, \
	{ "hostname", CTLTYPE_STRING }, \
	{ "hostid", CTLTYPE_INT }, \
	{ "clockrate", CTLTYPE_STRUCT }, \
	{ "vnode", CTLTYPE_STRUCT }, \
	{ "proc", CTLTYPE_STRUCT }, \
	{ "file", CTLTYPE_STRUCT }, \
	{ "profiling", CTLTYPE_NODE }, \
	{ "posix1version", CTLTYPE_INT }, \
	{ "ngroups", CTLTYPE_INT }, \
	{ "job_control", CTLTYPE_INT }, \
	{ "saved_ids", CTLTYPE_INT }, \
	{ "boottime", CTLTYPE_STRUCT }, \
	{ "nisdomainname", CTLTYPE_STRING }, \
	{ "update", CTLTYPE_INT }, \
	{ "osreldate", CTLTYPE_INT }, \
        { "ntp_pll", CTLTYPE_NODE }, \
	{ "bootfile", CTLTYPE_STRING }, \
	{ "maxfilesperproc", CTLTYPE_INT }, \
	{ "maxprocperuid", CTLTYPE_INT }, \
	{ "dumpdev", CTLTYPE_STRUCT }, /* we lie; don't print as int */ \
	{ "ipc", CTLTYPE_NODE }, \
	{ "dummy", CTLTYPE_INT }, \
	{ "ps_strings", CTLTYPE_INT }, \
	{ "usrstack", CTLTYPE_INT }, \
	{ "logsigexit", CTLTYPE_INT }, \
}

/*
 * CTL_VFS identifiers
 */
#define CTL_VFS_NAMES { \
	{ "vfsconf", CTLTYPE_STRUCT }, \
}

/*
 * KERN_PROC subtypes
 */
#define KERN_PROC_ALL		0	/* everything */
#define	KERN_PROC_PID		1	/* by process id */
#define	KERN_PROC_PGRP		2	/* by process group id */
#define	KERN_PROC_SESSION	3	/* by session of pid */
#define	KERN_PROC_TTY		4	/* by controlling tty */
#define	KERN_PROC_UID		5	/* by effective uid */
#define	KERN_PROC_RUID		6	/* by real uid */

/*
 * KERN_IPC identifiers
 */
#define KIPC_MAXSOCKBUF		1	/* int: max size of a socket buffer */
#define	KIPC_SOCKBUF_WASTE	2	/* int: wastage factor in sockbuf */
#define	KIPC_SOMAXCONN		3	/* int: max length of connection q */
#define	KIPC_MAX_LINKHDR	4	/* int: max length of link header */
#define	KIPC_MAX_PROTOHDR	5	/* int: max length of network header */
#define	KIPC_MAX_HDR		6	/* int: max total length of headers */
#define	KIPC_MAX_DATALEN	7	/* int: max length of data? */
#define	KIPC_MBSTAT		8	/* struct: mbuf usage statistics */
#define	KIPC_NMBCLUSTERS	9	/* int: maximum mbuf clusters */

/*
 * CTL_HW identifiers
 */
#define	HW_MACHINE	 1		/* string: machine class */
#define	HW_MODEL	 2		/* string: specific machine model */
#define	HW_NCPU		 3		/* int: number of cpus */
#define	HW_BYTEORDER	 4		/* int: machine byte order */
#define	HW_PHYSMEM	 5		/* int: total memory */
#define	HW_USERMEM	 6		/* int: non-kernel memory */
#define	HW_PAGESIZE	 7		/* int: software page size */
#define	HW_DISKNAMES	 8		/* strings: disk drive names */
#define	HW_DISKSTATS	 9		/* struct: diskstats[] */
#define HW_FLOATINGPT	10		/* int: has HW floating point? */
#define HW_MACHINE_ARCH	11		/* string: machine architecture */
#define	HW_MAXID	12		/* number of valid hw ids */

#define CTL_HW_NAMES { \
	{ 0, 0 }, \
	{ "machine", CTLTYPE_STRING }, \
	{ "model", CTLTYPE_STRING }, \
	{ "ncpu", CTLTYPE_INT }, \
	{ "byteorder", CTLTYPE_INT }, \
	{ "physmem", CTLTYPE_INT }, \
	{ "usermem", CTLTYPE_INT }, \
	{ "pagesize", CTLTYPE_INT }, \
	{ "disknames", CTLTYPE_STRUCT }, \
	{ "diskstats", CTLTYPE_STRUCT }, \
	{ "floatingpoint", CTLTYPE_INT }, \
}

/*
 * CTL_USER definitions
 */
#define	USER_CS_PATH		 1	/* string: _CS_PATH */
#define	USER_BC_BASE_MAX	 2	/* int: BC_BASE_MAX */
#define	USER_BC_DIM_MAX		 3	/* int: BC_DIM_MAX */
#define	USER_BC_SCALE_MAX	 4	/* int: BC_SCALE_MAX */
#define	USER_BC_STRING_MAX	 5	/* int: BC_STRING_MAX */
#define	USER_COLL_WEIGHTS_MAX	 6	/* int: COLL_WEIGHTS_MAX */
#define	USER_EXPR_NEST_MAX	 7	/* int: EXPR_NEST_MAX */
#define	USER_LINE_MAX		 8	/* int: LINE_MAX */
#define	USER_RE_DUP_MAX		 9	/* int: RE_DUP_MAX */
#define	USER_POSIX2_VERSION	10	/* int: POSIX2_VERSION */
#define	USER_POSIX2_C_BIND	11	/* int: POSIX2_C_BIND */
#define	USER_POSIX2_C_DEV	12	/* int: POSIX2_C_DEV */
#define	USER_POSIX2_CHAR_TERM	13	/* int: POSIX2_CHAR_TERM */
#define	USER_POSIX2_FORT_DEV	14	/* int: POSIX2_FORT_DEV */
#define	USER_POSIX2_FORT_RUN	15	/* int: POSIX2_FORT_RUN */
#define	USER_POSIX2_LOCALEDEF	16	/* int: POSIX2_LOCALEDEF */
#define	USER_POSIX2_SW_DEV	17	/* int: POSIX2_SW_DEV */
#define	USER_POSIX2_UPE		18	/* int: POSIX2_UPE */
#define	USER_STREAM_MAX		19	/* int: POSIX2_STREAM_MAX */
#define	USER_TZNAME_MAX		20	/* int: POSIX2_TZNAME_MAX */
#define	USER_MAXID		21	/* number of valid user ids */

#define	CTL_USER_NAMES { \
	{ 0, 0 }, \
	{ "cs_path", CTLTYPE_STRING }, \
	{ "bc_base_max", CTLTYPE_INT }, \
	{ "bc_dim_max", CTLTYPE_INT }, \
	{ "bc_scale_max", CTLTYPE_INT }, \
	{ "bc_string_max", CTLTYPE_INT }, \
	{ "coll_weights_max", CTLTYPE_INT }, \
	{ "expr_nest_max", CTLTYPE_INT }, \
	{ "line_max", CTLTYPE_INT }, \
	{ "re_dup_max", CTLTYPE_INT }, \
	{ "posix2_version", CTLTYPE_INT }, \
	{ "posix2_c_bind", CTLTYPE_INT }, \
	{ "posix2_c_dev", CTLTYPE_INT }, \
	{ "posix2_char_term", CTLTYPE_INT }, \
	{ "posix2_fort_dev", CTLTYPE_INT }, \
	{ "posix2_fort_run", CTLTYPE_INT }, \
	{ "posix2_localedef", CTLTYPE_INT }, \
	{ "posix2_sw_dev", CTLTYPE_INT }, \
	{ "posix2_upe", CTLTYPE_INT }, \
	{ "stream_max", CTLTYPE_INT }, \
	{ "tzname_max", CTLTYPE_INT }, \
}

#define CTL_P1003_1B_ASYNCHRONOUS_IO		1	/* boolean */
#define CTL_P1003_1B_MAPPED_FILES		2	/* boolean */
#define CTL_P1003_1B_MEMLOCK			3	/* boolean */
#define CTL_P1003_1B_MEMLOCK_RANGE		4	/* boolean */
#define CTL_P1003_1B_MEMORY_PROTECTION		5	/* boolean */
#define CTL_P1003_1B_MESSAGE_PASSING		6	/* boolean */
#define CTL_P1003_1B_PRIORITIZED_IO		7	/* boolean */
#define CTL_P1003_1B_PRIORITY_SCHEDULING	8	/* boolean */
#define CTL_P1003_1B_REALTIME_SIGNALS		9	/* boolean */
#define CTL_P1003_1B_SEMAPHORES			10	/* boolean */
#define CTL_P1003_1B_FSYNC			11	/* boolean */
#define CTL_P1003_1B_SHARED_MEMORY_OBJECTS	12	/* boolean */
#define CTL_P1003_1B_SYNCHRONIZED_IO		13	/* boolean */
#define CTL_P1003_1B_TIMERS			14	/* boolean */
#define CTL_P1003_1B_AIO_LISTIO_MAX		15	/* int */
#define CTL_P1003_1B_AIO_MAX			16	/* int */
#define CTL_P1003_1B_AIO_PRIO_DELTA_MAX		17	/* int */
#define CTL_P1003_1B_DELAYTIMER_MAX		18	/* int */
#define CTL_P1003_1B_MQ_OPEN_MAX		19	/* int */
#define CTL_P1003_1B_PAGESIZE			20	/* int */
#define CTL_P1003_1B_RTSIG_MAX			21	/* int */
#define CTL_P1003_1B_SEM_NSEMS_MAX		22	/* int */
#define CTL_P1003_1B_SEM_VALUE_MAX		23	/* int */
#define CTL_P1003_1B_SIGQUEUE_MAX		24	/* int */
#define CTL_P1003_1B_TIMER_MAX			25	/* int */

#define CTL_P1003_1B_MAXID		26

#define	CTL_P1003_1B_NAMES { \
	{ 0, 0 }, \
	{ "asynchronous_io", CTLTYPE_INT }, \
	{ "mapped_files", CTLTYPE_INT }, \
	{ "memlock", CTLTYPE_INT }, \
	{ "memlock_range", CTLTYPE_INT }, \
	{ "memory_protection", CTLTYPE_INT }, \
	{ "message_passing", CTLTYPE_INT }, \
	{ "prioritized_io", CTLTYPE_INT }, \
	{ "priority_scheduling", CTLTYPE_INT }, \
	{ "realtime_signals", CTLTYPE_INT }, \
	{ "semaphores", CTLTYPE_INT }, \
	{ "fsync", CTLTYPE_INT }, \
	{ "shared_memory_objects", CTLTYPE_INT }, \
	{ "synchronized_io", CTLTYPE_INT }, \
	{ "timers", CTLTYPE_INT }, \
	{ "aio_listio_max", CTLTYPE_INT }, \
	{ "aio_max", CTLTYPE_INT }, \
	{ "aio_prio_delta_max", CTLTYPE_INT }, \
	{ "delaytimer_max", CTLTYPE_INT }, \
	{ "mq_open_max", CTLTYPE_INT }, \
	{ "pagesize", CTLTYPE_INT }, \
	{ "rtsig_max", CTLTYPE_INT }, \
	{ "nsems_max", CTLTYPE_INT }, \
	{ "sem_value_max", CTLTYPE_INT }, \
	{ "sigqueue_max", CTLTYPE_INT }, \
	{ "timer_max", CTLTYPE_INT }, \
}

#ifdef KERNEL

extern char	machine[];
extern char	osrelease[];
extern char	ostype[];

int	kernel_sysctl(struct proc *p, int *name, u_int namelen, void *old,
		      size_t *oldlenp, void *new, size_t newlen,
		      size_t *retval);
void	sysctl_order_all(void);
int	userland_sysctl(struct proc *p, int *name, u_int namelen, void *old,
			size_t *oldlenp, int inkernel, void *new, size_t newlen,
			size_t *retval);

#else	/* !KERNEL */
#include <sys/EfiCdefs.h>

__BEGIN_DECLS
int	sysctl __P((int *, u_int, void *, size_t *, void *, size_t));
int	sysctlbyname __P((const char *, void *, size_t *, void *, size_t));
__END_DECLS
#endif	/* KERNEL */

#endif	/* !_SYS_SYSCTL_H_ */