1 /* 2 * Copyright (c) 1989, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Mike Karels at Berkeley Software Design, Inc. 7 * 8 * Portions copyright (c) 1999, 2000 9 * Intel Corporation. 10 * All rights reserved. 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in the 21 * documentation and/or other materials provided with the distribution. 22 * 23 * 3. All advertising materials mentioning features or use of this software 24 * must display the following acknowledgement: 25 * 26 * This product includes software developed by the University of 27 * California, Berkeley, Intel Corporation, and its contributors. 28 * 29 * 4. Neither the name of University, Intel Corporation, or their respective 30 * contributors may be used to endorse or promote products derived from 31 * this software without specific prior written permission. 32 * 33 * THIS SOFTWARE IS PROVIDED BY THE REGENTS, INTEL CORPORATION AND 34 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, 35 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 36 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS, 37 * INTEL CORPORATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 38 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 39 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 40 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 41 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 42 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 43 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 44 * 45 * @(#)sysctl.h 8.1 (Berkeley) 6/2/93 46 * $Id: sysctl.h,v 1.1.1.1 2006/05/30 06:13:00 hhzhou Exp $ 47 */ 48 49 #ifndef _SYS_SYSCTL_H_ 50 #define _SYS_SYSCTL_H_ 51 52 #include <sys/_posix.h> 53 54 /* 55 * Definitions for sysctl call. The sysctl call uses a hierarchical name 56 * for objects that can be examined or modified. The name is expressed as 57 * a sequence of integers. Like a file path name, the meaning of each 58 * component depends on its place in the hierarchy. The top-level and kern 59 * identifiers are defined here, and other identifiers are defined in the 60 * respective subsystem header files. 61 */ 62 63 #define CTL_MAXNAME 12 /* largest number of components supported */ 64 65 /* 66 * Each subsystem defined by sysctl defines a list of variables 67 * for that subsystem. Each name is either a node with further 68 * levels defined below it, or it is a leaf of some particular 69 * type given below. Each sysctl level defines a set of name/type 70 * pairs to be used by sysctl(1) in manipulating the subsystem. 71 */ 72 struct ctlname { 73 char *ctl_name; /* subsystem name */ 74 int ctl_type; /* type of name */ 75 }; 76 77 #define CTLTYPE 0xf /* Mask for the type */ 78 #define CTLTYPE_NODE 1 /* name is a node */ 79 #define CTLTYPE_INT 2 /* name describes an integer */ 80 #define CTLTYPE_STRING 3 /* name describes a string */ 81 #define CTLTYPE_QUAD 4 /* name describes a 64-bit number */ 82 #define CTLTYPE_OPAQUE 5 /* name describes a structure */ 83 #define CTLTYPE_STRUCT CTLTYPE_OPAQUE /* name describes a structure */ 84 85 #define CTLFLAG_RD 0x80000000 /* Allow reads of variable */ 86 #define CTLFLAG_WR 0x40000000 /* Allow writes to the variable */ 87 #define CTLFLAG_RW (CTLFLAG_RD|CTLFLAG_WR) 88 #define CTLFLAG_NOLOCK 0x20000000 /* XXX Don't Lock */ 89 #define CTLFLAG_ANYBODY 0x10000000 /* All users can set this var */ 90 #define CTLFLAG_SECURE 0x08000000 /* Permit set only if securelevel<=0 */ 91 92 /* 93 * USE THIS instead of a hardwired number from the categories below 94 * to get dynamically assigned sysctl entries using the linker-set 95 * technology. This is the way nearly all new sysctl variables should 96 * be implemented. 97 * e.g. SYSCTL_INT(_parent, OID_AUTO, name, CTLFLAG_RW, &variable, 0, ""); 98 */ 99 #define OID_AUTO (-1) 100 101 #ifdef KERNEL 102 #define SYSCTL_HANDLER_ARGS (struct sysctl_oid *oidp, void *arg1, int arg2, \ 103 struct sysctl_req *req) 104 105 /* 106 * This describes the access space for a sysctl request. This is needed 107 * so that we can use the interface from the kernel or from user-space. 108 */ 109 struct sysctl_req { 110 struct proc *p; 111 int lock; 112 void *oldptr; 113 size_t oldlen; 114 size_t oldidx; 115 int (*oldfunc)(struct sysctl_req *, const void *, size_t); 116 void *newptr; 117 size_t newlen; 118 size_t newidx; 119 int (*newfunc)(struct sysctl_req *, void *, size_t); 120 }; 121 122 #ifndef _ORG_FREEBSD_ 123 #include <sys/ioccom.h> 124 /* 125 * Pseudo sysctl call through ioctl(2) interface 126 */ 127 #define IOCSYSCTL _IOWR('X', 0, struct sysctl_req) 128 129 struct pseudo_sysctl { 130 int *name; 131 u_int namelen; 132 struct sysctl_req req; 133 }; 134 135 #endif 136 137 /* 138 * This describes one "oid" in the MIB tree. Potentially more nodes can 139 * be hidden behind it, expanded by the handler. 140 */ 141 struct sysctl_oid { 142 int oid_number; 143 int oid_kind; 144 void *oid_arg1; 145 int oid_arg2; 146 const char *oid_name; 147 int (*oid_handler) SYSCTL_HANDLER_ARGS; 148 const char *oid_fmt; 149 }; 150 151 #define SYSCTL_IN(r, p, l) (r->newfunc)(r, p, l) 152 #define SYSCTL_OUT(r, p, l) (r->oldfunc)(r, p, l) 153 154 int sysctl_handle_int SYSCTL_HANDLER_ARGS; 155 int sysctl_handle_long SYSCTL_HANDLER_ARGS; 156 int sysctl_handle_intptr SYSCTL_HANDLER_ARGS; 157 int sysctl_handle_string SYSCTL_HANDLER_ARGS; 158 int sysctl_handle_opaque SYSCTL_HANDLER_ARGS; 159 160 #ifdef _ORG_FREEBSD_ 161 /* This constructs a "raw" MIB oid. */ 162 #define SYSCTL_OID(parent, nbr, name, kind, a1, a2, handler, fmt, descr) \ 163 static struct sysctl_oid sysctl__##parent##_##name = { \ 164 nbr, kind, a1, a2, #name, handler, fmt }; \ 165 DATA_SET(sysctl_##parent, sysctl__##parent##_##name) 166 167 /* This constructs a node from which other oids can hang. */ 168 #define SYSCTL_NODE(parent, nbr, name, access, handler, descr) \ 169 extern struct linker_set sysctl_##parent##_##name; \ 170 SYSCTL_OID(parent, nbr, name, CTLTYPE_NODE|access, \ 171 (void*)&sysctl_##parent##_##name, 0, handler, "N", descr); \ 172 DATA_SET(sysctl_##parent##_##name, sysctl__##parent##_##name) 173 #else 174 #define SYSCTL_OID(parent, nbr, name, kind, a1, a2, handler, fmt, descr) 175 #define SYSCTL_NODE(parent, nbr, name, access, handler, descr) 176 #endif 177 178 /* Oid for a string. len can be 0 to indicate '\0' termination. */ 179 #define SYSCTL_STRING(parent, nbr, name, access, arg, len, descr) \ 180 SYSCTL_OID(parent, nbr, name, CTLTYPE_STRING|access, \ 181 arg, len, sysctl_handle_string, "A", descr) 182 183 /* Oid for an int. If ptr is NULL, val is returned. */ 184 #define SYSCTL_INT(parent, nbr, name, access, ptr, val, descr) \ 185 SYSCTL_OID(parent, nbr, name, CTLTYPE_INT|access, \ 186 ptr, val, sysctl_handle_int, "I", descr) 187 188 /* Oid for a long. The pointer must be non NULL. */ 189 #define SYSCTL_LONG(parent, nbr, name, access, ptr, descr) \ 190 SYSCTL_OID(parent, nbr, name, CTLTYPE_INT|access, \ 191 ptr, 0, sysctl_handle_long, "L", descr) 192 193 /* Oid for an opaque object. Specified by a pointer and a length. */ 194 #define SYSCTL_OPAQUE(parent, nbr, name, access, ptr, len, fmt, descr) \ 195 SYSCTL_OID(parent, nbr, name, CTLTYPE_OPAQUE|access, \ 196 ptr, len, sysctl_handle_opaque, fmt, descr) 197 198 /* Oid for a struct. Specified by a pointer and a type. */ 199 #define SYSCTL_STRUCT(parent, nbr, name, access, ptr, type, descr) \ 200 SYSCTL_OID(parent, nbr, name, CTLTYPE_OPAQUE|access, \ 201 ptr, sizeof(struct type), sysctl_handle_opaque, \ 202 "S," #type, descr) 203 204 /* Oid for a procedure. Specified by a pointer and an arg. */ 205 #define SYSCTL_PROC(parent, nbr, name, access, ptr, arg, handler, fmt, descr) \ 206 SYSCTL_OID(parent, nbr, name, access, \ 207 ptr, arg, handler, fmt, descr) 208 #endif /* KERNEL */ 209 210 /* 211 * Top-level identifiers 212 */ 213 #define CTL_UNSPEC 0 /* unused */ 214 #define CTL_KERN 1 /* "high kernel": proc, limits */ 215 #define CTL_VM 2 /* virtual memory */ 216 #define CTL_VFS 3 /* file system, mount type is next */ 217 #define CTL_NET 4 /* network, see socket.h */ 218 #define CTL_DEBUG 5 /* debugging parameters */ 219 #define CTL_HW 6 /* generic cpu/io */ 220 #define CTL_MACHDEP 7 /* machine dependent */ 221 #define CTL_USER 8 /* user-level */ 222 #define CTL_P1003_1B 9 /* POSIX 1003.1B */ 223 #define CTL_MAXID 10 /* number of valid top-level ids */ 224 225 #define CTL_NAMES { \ 226 { 0, 0 }, \ 227 { "kern", CTLTYPE_NODE }, \ 228 { "vm", CTLTYPE_NODE }, \ 229 { "vfs", CTLTYPE_NODE }, \ 230 { "net", CTLTYPE_NODE }, \ 231 { "debug", CTLTYPE_NODE }, \ 232 { "hw", CTLTYPE_NODE }, \ 233 { "machdep", CTLTYPE_NODE }, \ 234 { "user", CTLTYPE_NODE }, \ 235 { "p1003_1b", CTLTYPE_NODE }, \ 236 } 237 238 /* 239 * CTL_KERN identifiers 240 */ 241 #define KERN_OSTYPE 1 /* string: system version */ 242 #define KERN_OSRELEASE 2 /* string: system release */ 243 #define KERN_OSREV 3 /* int: system revision */ 244 #define KERN_VERSION 4 /* string: compile time info */ 245 #define KERN_MAXVNODES 5 /* int: max vnodes */ 246 #define KERN_MAXPROC 6 /* int: max processes */ 247 #define KERN_MAXFILES 7 /* int: max open files */ 248 #define KERN_ARGMAX 8 /* int: max arguments to exec */ 249 #define KERN_SECURELVL 9 /* int: system security level */ 250 #define KERN_HOSTNAME 10 /* string: hostname */ 251 #define KERN_HOSTID 11 /* int: host identifier */ 252 #define KERN_CLOCKRATE 12 /* struct: struct clockrate */ 253 #define KERN_VNODE 13 /* struct: vnode structures */ 254 #define KERN_PROC 14 /* struct: process entries */ 255 #define KERN_FILE 15 /* struct: file entries */ 256 #define KERN_PROF 16 /* node: kernel profiling info */ 257 #define KERN_POSIX1 17 /* int: POSIX.1 version */ 258 #define KERN_NGROUPS 18 /* int: # of supplemental group ids */ 259 #define KERN_JOB_CONTROL 19 /* int: is job control available */ 260 #define KERN_SAVED_IDS 20 /* int: saved set-user/group-ID */ 261 #define KERN_BOOTTIME 21 /* struct: time kernel was booted */ 262 #define KERN_NISDOMAINNAME 22 /* string: YP domain name */ 263 #define KERN_UPDATEINTERVAL 23 /* int: update process sleep time */ 264 #define KERN_OSRELDATE 24 /* int: OS release date */ 265 #define KERN_NTP_PLL 25 /* node: NTP PLL control */ 266 #define KERN_BOOTFILE 26 /* string: name of booted kernel */ 267 #define KERN_MAXFILESPERPROC 27 /* int: max open files per proc */ 268 #define KERN_MAXPROCPERUID 28 /* int: max processes per uid */ 269 #define KERN_DUMPDEV 29 /* dev_t: device to dump on */ 270 #define KERN_IPC 30 /* node: anything related to IPC */ 271 #define KERN_DUMMY 31 /* unused */ 272 #define KERN_PS_STRINGS 32 /* int: address of PS_STRINGS */ 273 #define KERN_USRSTACK 33 /* int: address of USRSTACK */ 274 #define KERN_LOGSIGEXIT 34 /* int: do we log sigexit procs? */ 275 #define KERN_MAXID 35 /* number of valid kern ids */ 276 277 #define CTL_KERN_NAMES { \ 278 { 0, 0 }, \ 279 { "ostype", CTLTYPE_STRING }, \ 280 { "osrelease", CTLTYPE_STRING }, \ 281 { "osrevision", CTLTYPE_INT }, \ 282 { "version", CTLTYPE_STRING }, \ 283 { "maxvnodes", CTLTYPE_INT }, \ 284 { "maxproc", CTLTYPE_INT }, \ 285 { "maxfiles", CTLTYPE_INT }, \ 286 { "argmax", CTLTYPE_INT }, \ 287 { "securelevel", CTLTYPE_INT }, \ 288 { "hostname", CTLTYPE_STRING }, \ 289 { "hostid", CTLTYPE_INT }, \ 290 { "clockrate", CTLTYPE_STRUCT }, \ 291 { "vnode", CTLTYPE_STRUCT }, \ 292 { "proc", CTLTYPE_STRUCT }, \ 293 { "file", CTLTYPE_STRUCT }, \ 294 { "profiling", CTLTYPE_NODE }, \ 295 { "posix1version", CTLTYPE_INT }, \ 296 { "ngroups", CTLTYPE_INT }, \ 297 { "job_control", CTLTYPE_INT }, \ 298 { "saved_ids", CTLTYPE_INT }, \ 299 { "boottime", CTLTYPE_STRUCT }, \ 300 { "nisdomainname", CTLTYPE_STRING }, \ 301 { "update", CTLTYPE_INT }, \ 302 { "osreldate", CTLTYPE_INT }, \ 303 { "ntp_pll", CTLTYPE_NODE }, \ 304 { "bootfile", CTLTYPE_STRING }, \ 305 { "maxfilesperproc", CTLTYPE_INT }, \ 306 { "maxprocperuid", CTLTYPE_INT }, \ 307 { "dumpdev", CTLTYPE_STRUCT }, /* we lie; don't print as int */ \ 308 { "ipc", CTLTYPE_NODE }, \ 309 { "dummy", CTLTYPE_INT }, \ 310 { "ps_strings", CTLTYPE_INT }, \ 311 { "usrstack", CTLTYPE_INT }, \ 312 { "logsigexit", CTLTYPE_INT }, \ 313 } 314 315 /* 316 * CTL_VFS identifiers 317 */ 318 #define CTL_VFS_NAMES { \ 319 { "vfsconf", CTLTYPE_STRUCT }, \ 320 } 321 322 /* 323 * KERN_PROC subtypes 324 */ 325 #define KERN_PROC_ALL 0 /* everything */ 326 #define KERN_PROC_PID 1 /* by process id */ 327 #define KERN_PROC_PGRP 2 /* by process group id */ 328 #define KERN_PROC_SESSION 3 /* by session of pid */ 329 #define KERN_PROC_TTY 4 /* by controlling tty */ 330 #define KERN_PROC_UID 5 /* by effective uid */ 331 #define KERN_PROC_RUID 6 /* by real uid */ 332 333 /* 334 * KERN_IPC identifiers 335 */ 336 #define KIPC_MAXSOCKBUF 1 /* int: max size of a socket buffer */ 337 #define KIPC_SOCKBUF_WASTE 2 /* int: wastage factor in sockbuf */ 338 #define KIPC_SOMAXCONN 3 /* int: max length of connection q */ 339 #define KIPC_MAX_LINKHDR 4 /* int: max length of link header */ 340 #define KIPC_MAX_PROTOHDR 5 /* int: max length of network header */ 341 #define KIPC_MAX_HDR 6 /* int: max total length of headers */ 342 #define KIPC_MAX_DATALEN 7 /* int: max length of data? */ 343 #define KIPC_MBSTAT 8 /* struct: mbuf usage statistics */ 344 #define KIPC_NMBCLUSTERS 9 /* int: maximum mbuf clusters */ 345 346 /* 347 * CTL_HW identifiers 348 */ 349 #define HW_MACHINE 1 /* string: machine class */ 350 #define HW_MODEL 2 /* string: specific machine model */ 351 #define HW_NCPU 3 /* int: number of cpus */ 352 #define HW_BYTEORDER 4 /* int: machine byte order */ 353 #define HW_PHYSMEM 5 /* int: total memory */ 354 #define HW_USERMEM 6 /* int: non-kernel memory */ 355 #define HW_PAGESIZE 7 /* int: software page size */ 356 #define HW_DISKNAMES 8 /* strings: disk drive names */ 357 #define HW_DISKSTATS 9 /* struct: diskstats[] */ 358 #define HW_FLOATINGPT 10 /* int: has HW floating point? */ 359 #define HW_MACHINE_ARCH 11 /* string: machine architecture */ 360 #define HW_MAXID 12 /* number of valid hw ids */ 361 362 #define CTL_HW_NAMES { \ 363 { 0, 0 }, \ 364 { "machine", CTLTYPE_STRING }, \ 365 { "model", CTLTYPE_STRING }, \ 366 { "ncpu", CTLTYPE_INT }, \ 367 { "byteorder", CTLTYPE_INT }, \ 368 { "physmem", CTLTYPE_INT }, \ 369 { "usermem", CTLTYPE_INT }, \ 370 { "pagesize", CTLTYPE_INT }, \ 371 { "disknames", CTLTYPE_STRUCT }, \ 372 { "diskstats", CTLTYPE_STRUCT }, \ 373 { "floatingpoint", CTLTYPE_INT }, \ 374 } 375 376 /* 377 * CTL_USER definitions 378 */ 379 #define USER_CS_PATH 1 /* string: _CS_PATH */ 380 #define USER_BC_BASE_MAX 2 /* int: BC_BASE_MAX */ 381 #define USER_BC_DIM_MAX 3 /* int: BC_DIM_MAX */ 382 #define USER_BC_SCALE_MAX 4 /* int: BC_SCALE_MAX */ 383 #define USER_BC_STRING_MAX 5 /* int: BC_STRING_MAX */ 384 #define USER_COLL_WEIGHTS_MAX 6 /* int: COLL_WEIGHTS_MAX */ 385 #define USER_EXPR_NEST_MAX 7 /* int: EXPR_NEST_MAX */ 386 #define USER_LINE_MAX 8 /* int: LINE_MAX */ 387 #define USER_RE_DUP_MAX 9 /* int: RE_DUP_MAX */ 388 #define USER_POSIX2_VERSION 10 /* int: POSIX2_VERSION */ 389 #define USER_POSIX2_C_BIND 11 /* int: POSIX2_C_BIND */ 390 #define USER_POSIX2_C_DEV 12 /* int: POSIX2_C_DEV */ 391 #define USER_POSIX2_CHAR_TERM 13 /* int: POSIX2_CHAR_TERM */ 392 #define USER_POSIX2_FORT_DEV 14 /* int: POSIX2_FORT_DEV */ 393 #define USER_POSIX2_FORT_RUN 15 /* int: POSIX2_FORT_RUN */ 394 #define USER_POSIX2_LOCALEDEF 16 /* int: POSIX2_LOCALEDEF */ 395 #define USER_POSIX2_SW_DEV 17 /* int: POSIX2_SW_DEV */ 396 #define USER_POSIX2_UPE 18 /* int: POSIX2_UPE */ 397 #define USER_STREAM_MAX 19 /* int: POSIX2_STREAM_MAX */ 398 #define USER_TZNAME_MAX 20 /* int: POSIX2_TZNAME_MAX */ 399 #define USER_MAXID 21 /* number of valid user ids */ 400 401 #define CTL_USER_NAMES { \ 402 { 0, 0 }, \ 403 { "cs_path", CTLTYPE_STRING }, \ 404 { "bc_base_max", CTLTYPE_INT }, \ 405 { "bc_dim_max", CTLTYPE_INT }, \ 406 { "bc_scale_max", CTLTYPE_INT }, \ 407 { "bc_string_max", CTLTYPE_INT }, \ 408 { "coll_weights_max", CTLTYPE_INT }, \ 409 { "expr_nest_max", CTLTYPE_INT }, \ 410 { "line_max", CTLTYPE_INT }, \ 411 { "re_dup_max", CTLTYPE_INT }, \ 412 { "posix2_version", CTLTYPE_INT }, \ 413 { "posix2_c_bind", CTLTYPE_INT }, \ 414 { "posix2_c_dev", CTLTYPE_INT }, \ 415 { "posix2_char_term", CTLTYPE_INT }, \ 416 { "posix2_fort_dev", CTLTYPE_INT }, \ 417 { "posix2_fort_run", CTLTYPE_INT }, \ 418 { "posix2_localedef", CTLTYPE_INT }, \ 419 { "posix2_sw_dev", CTLTYPE_INT }, \ 420 { "posix2_upe", CTLTYPE_INT }, \ 421 { "stream_max", CTLTYPE_INT }, \ 422 { "tzname_max", CTLTYPE_INT }, \ 423 } 424 425 #define CTL_P1003_1B_ASYNCHRONOUS_IO 1 /* boolean */ 426 #define CTL_P1003_1B_MAPPED_FILES 2 /* boolean */ 427 #define CTL_P1003_1B_MEMLOCK 3 /* boolean */ 428 #define CTL_P1003_1B_MEMLOCK_RANGE 4 /* boolean */ 429 #define CTL_P1003_1B_MEMORY_PROTECTION 5 /* boolean */ 430 #define CTL_P1003_1B_MESSAGE_PASSING 6 /* boolean */ 431 #define CTL_P1003_1B_PRIORITIZED_IO 7 /* boolean */ 432 #define CTL_P1003_1B_PRIORITY_SCHEDULING 8 /* boolean */ 433 #define CTL_P1003_1B_REALTIME_SIGNALS 9 /* boolean */ 434 #define CTL_P1003_1B_SEMAPHORES 10 /* boolean */ 435 #define CTL_P1003_1B_FSYNC 11 /* boolean */ 436 #define CTL_P1003_1B_SHARED_MEMORY_OBJECTS 12 /* boolean */ 437 #define CTL_P1003_1B_SYNCHRONIZED_IO 13 /* boolean */ 438 #define CTL_P1003_1B_TIMERS 14 /* boolean */ 439 #define CTL_P1003_1B_AIO_LISTIO_MAX 15 /* int */ 440 #define CTL_P1003_1B_AIO_MAX 16 /* int */ 441 #define CTL_P1003_1B_AIO_PRIO_DELTA_MAX 17 /* int */ 442 #define CTL_P1003_1B_DELAYTIMER_MAX 18 /* int */ 443 #define CTL_P1003_1B_MQ_OPEN_MAX 19 /* int */ 444 #define CTL_P1003_1B_PAGESIZE 20 /* int */ 445 #define CTL_P1003_1B_RTSIG_MAX 21 /* int */ 446 #define CTL_P1003_1B_SEM_NSEMS_MAX 22 /* int */ 447 #define CTL_P1003_1B_SEM_VALUE_MAX 23 /* int */ 448 #define CTL_P1003_1B_SIGQUEUE_MAX 24 /* int */ 449 #define CTL_P1003_1B_TIMER_MAX 25 /* int */ 450 451 #define CTL_P1003_1B_MAXID 26 452 453 #define CTL_P1003_1B_NAMES { \ 454 { 0, 0 }, \ 455 { "asynchronous_io", CTLTYPE_INT }, \ 456 { "mapped_files", CTLTYPE_INT }, \ 457 { "memlock", CTLTYPE_INT }, \ 458 { "memlock_range", CTLTYPE_INT }, \ 459 { "memory_protection", CTLTYPE_INT }, \ 460 { "message_passing", CTLTYPE_INT }, \ 461 { "prioritized_io", CTLTYPE_INT }, \ 462 { "priority_scheduling", CTLTYPE_INT }, \ 463 { "realtime_signals", CTLTYPE_INT }, \ 464 { "semaphores", CTLTYPE_INT }, \ 465 { "fsync", CTLTYPE_INT }, \ 466 { "shared_memory_objects", CTLTYPE_INT }, \ 467 { "synchronized_io", CTLTYPE_INT }, \ 468 { "timers", CTLTYPE_INT }, \ 469 { "aio_listio_max", CTLTYPE_INT }, \ 470 { "aio_max", CTLTYPE_INT }, \ 471 { "aio_prio_delta_max", CTLTYPE_INT }, \ 472 { "delaytimer_max", CTLTYPE_INT }, \ 473 { "mq_open_max", CTLTYPE_INT }, \ 474 { "pagesize", CTLTYPE_INT }, \ 475 { "rtsig_max", CTLTYPE_INT }, \ 476 { "nsems_max", CTLTYPE_INT }, \ 477 { "sem_value_max", CTLTYPE_INT }, \ 478 { "sigqueue_max", CTLTYPE_INT }, \ 479 { "timer_max", CTLTYPE_INT }, \ 480 } 481 482 #ifdef KERNEL 483 484 extern char machine[]; 485 extern char osrelease[]; 486 extern char ostype[]; 487 488 int kernel_sysctl(struct proc *p, int *name, u_int namelen, void *old, 489 size_t *oldlenp, void *new, size_t newlen, 490 size_t *retval); 491 void sysctl_order_all(void); 492 int userland_sysctl(struct proc *p, int *name, u_int namelen, void *old, 493 size_t *oldlenp, int inkernel, void *new, size_t newlen, 494 size_t *retval); 495 496 #else /* !KERNEL */ 497 #include <sys/EfiCdefs.h> 498 499 __BEGIN_DECLS 500 int sysctl __P((int *, u_int, void *, size_t *, void *, size_t)); 501 int sysctlbyname __P((const char *, void *, size_t *, void *, size_t)); 502 __END_DECLS 503 #endif /* KERNEL */ 504 505 #endif /* !_SYS_SYSCTL_H_ */ 506