Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/sys/sysctl.h
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1 /* $OpenBSD: sysctl.h,v 1.232 2023/01/07 05:24:58 guenther Exp $ */ 2 /* $NetBSD: sysctl.h,v 1.16 1996/04/09 20:55:36 cgd Exp $ */ 3 4 /* 5 * Copyright (c) 1989, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * Mike Karels at Berkeley Software Design, Inc. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)sysctl.h 8.2 (Berkeley) 3/30/95 36 */ 37 38 #ifndef _SYS_SYSCTL_H_ 39 #define _SYS_SYSCTL_H_ 40 41 #include <sys/syslimits.h> 42 #include <uvm/uvmexp.h> 43 44 /* 45 * Definitions for sysctl call. The sysctl call uses a hierarchical name 46 * for objects that can be examined or modified. The name is expressed as 47 * a sequence of integers. Like a file path name, the meaning of each 48 * component depends on its place in the hierarchy. The top-level and kern 49 * identifiers are defined here, and other identifiers are defined in the 50 * respective subsystem header files. 51 */ 52 53 #define CTL_MAXNAME 12 /* largest number of components supported */ 54 55 /* 56 * Each subsystem defined by sysctl defines a list of variables 57 * for that subsystem. Each name is either a node with further 58 * levels defined below it, or it is a leaf of some particular 59 * type given below. Each sysctl level defines a set of name/type 60 * pairs to be used by sysctl(1) in manipulating the subsystem. 61 */ 62 struct ctlname { 63 char *ctl_name; /* subsystem name */ 64 int ctl_type; /* type of name */ 65 }; 66 #define CTLTYPE_NODE 1 /* name is a node */ 67 #define CTLTYPE_INT 2 /* name describes an integer */ 68 #define CTLTYPE_STRING 3 /* name describes a string */ 69 #define CTLTYPE_QUAD 4 /* name describes a 64-bit number */ 70 #define CTLTYPE_STRUCT 5 /* name describes a structure */ 71 72 /* 73 * Top-level identifiers 74 */ 75 #define CTL_UNSPEC 0 /* unused */ 76 #define CTL_KERN 1 /* "high kernel": proc, limits */ 77 #define CTL_VM 2 /* virtual memory */ 78 #define CTL_FS 3 /* file system, mount type is next */ 79 #define CTL_NET 4 /* network, see socket.h */ 80 #define CTL_DEBUG 5 /* debugging parameters */ 81 #define CTL_HW 6 /* generic cpu/io */ 82 #define CTL_MACHDEP 7 /* machine dependent */ 83 /*define gap 8 was CTL_USER: removed 2013-04 */ 84 #define CTL_DDB 9 /* DDB user interface, see db_var.h */ 85 #define CTL_VFS 10 /* VFS sysctl's */ 86 #define CTL_MAXID 11 /* number of valid top-level ids */ 87 88 #define CTL_NAMES { \ 89 { 0, 0 }, \ 90 { "kern", CTLTYPE_NODE }, \ 91 { "vm", CTLTYPE_NODE }, \ 92 { "fs", CTLTYPE_NODE }, \ 93 { "net", CTLTYPE_NODE }, \ 94 { "debug", CTLTYPE_NODE }, \ 95 { "hw", CTLTYPE_NODE }, \ 96 { "machdep", CTLTYPE_NODE }, \ 97 { "gap", 0 }, \ 98 { "ddb", CTLTYPE_NODE }, \ 99 { "vfs", CTLTYPE_NODE }, \ 100 } 101 102 /* 103 * CTL_KERN identifiers 104 */ 105 #define KERN_OSTYPE 1 /* string: system version */ 106 #define KERN_OSRELEASE 2 /* string: system release */ 107 #define KERN_OSREV 3 /* int: system revision */ 108 #define KERN_VERSION 4 /* string: compile time info */ 109 #define KERN_MAXVNODES 5 /* int: max vnodes */ 110 #define KERN_MAXPROC 6 /* int: max processes */ 111 #define KERN_MAXFILES 7 /* int: max open files */ 112 #define KERN_ARGMAX 8 /* int: max arguments to exec */ 113 #define KERN_SECURELVL 9 /* int: system security level */ 114 #define KERN_HOSTNAME 10 /* string: hostname */ 115 #define KERN_HOSTID 11 /* int: host identifier */ 116 #define KERN_CLOCKRATE 12 /* struct: struct clockinfo */ 117 /* was KERN_DNSJACKPORT 13 */ 118 /* was KERN_PROC 14 */ 119 /* was KERN_FILE 15 */ 120 #define KERN_PROF 16 /* node: kernel profiling info */ 121 #define KERN_POSIX1 17 /* int: POSIX.1 version */ 122 #define KERN_NGROUPS 18 /* int: # of supplemental group ids */ 123 #define KERN_JOB_CONTROL 19 /* int: is job control available */ 124 #define KERN_SAVED_IDS 20 /* int: saved set-user/group-ID */ 125 #define KERN_BOOTTIME 21 /* struct: time kernel was booted */ 126 #define KERN_DOMAINNAME 22 /* string: (YP) domainname */ 127 #define KERN_MAXPARTITIONS 23 /* int: number of partitions/disk */ 128 #define KERN_RAWPARTITION 24 /* int: raw partition number */ 129 #define KERN_MAXTHREAD 25 /* int: max threads */ 130 #define KERN_NTHREADS 26 /* int: number of threads */ 131 #define KERN_OSVERSION 27 /* string: kernel build version */ 132 #define KERN_SOMAXCONN 28 /* int: listen queue maximum */ 133 #define KERN_SOMINCONN 29 /* int: half-open controllable param */ 134 /* was KERN_USERMOUNT 30 */ 135 /* was KERN_RND 31 */ 136 #define KERN_NOSUIDCOREDUMP 32 /* int: no setuid coredumps ever */ 137 #define KERN_FSYNC 33 /* int: file synchronization support */ 138 #define KERN_SYSVMSG 34 /* int: SysV message queue support */ 139 #define KERN_SYSVSEM 35 /* int: SysV semaphore support */ 140 #define KERN_SYSVSHM 36 /* int: SysV shared memory support */ 141 /* was KERN_ARND 37 */ 142 #define KERN_MSGBUFSIZE 38 /* int: size of message buffer */ 143 #define KERN_MALLOCSTATS 39 /* node: malloc statistics */ 144 #define KERN_CPTIME 40 /* array: cp_time */ 145 #define KERN_NCHSTATS 41 /* struct: vfs cache statistics */ 146 #define KERN_FORKSTAT 42 /* struct: fork statistics */ 147 /* was KERN_NSELCOLL 43 */ 148 #define KERN_TTY 44 /* node: tty information */ 149 #define KERN_CCPU 45 /* int: ccpu */ 150 #define KERN_FSCALE 46 /* int: fscale */ 151 #define KERN_NPROCS 47 /* int: number of processes */ 152 #define KERN_MSGBUF 48 /* message buffer, KERN_MSGBUFSIZE */ 153 #define KERN_POOL 49 /* struct: pool information */ 154 #define KERN_STACKGAPRANDOM 50 /* int: stackgap_random */ 155 #define KERN_SYSVIPC_INFO 51 /* struct: SysV sem/shm/msg info */ 156 #define KERN_ALLOWKMEM 52 /* int: allowkmem */ 157 #define KERN_WITNESSWATCH 53 /* int: witnesswatch */ 158 #define KERN_SPLASSERT 54 /* int: splassert */ 159 #define KERN_PROC_ARGS 55 /* node: proc args and env */ 160 #define KERN_NFILES 56 /* int: number of open files */ 161 #define KERN_TTYCOUNT 57 /* int: number of tty devices */ 162 #define KERN_NUMVNODES 58 /* int: number of vnodes in use */ 163 #define KERN_MBSTAT 59 /* struct: mbuf statistics */ 164 #define KERN_WITNESS 60 /* node: witness */ 165 #define KERN_SEMINFO 61 /* struct: SysV struct seminfo */ 166 #define KERN_SHMINFO 62 /* struct: SysV struct shminfo */ 167 #define KERN_INTRCNT 63 /* node: interrupt counters */ 168 #define KERN_WATCHDOG 64 /* node: watchdog */ 169 #define KERN_ALLOWDT 65 /* int: allowdt */ 170 #define KERN_PROC 66 /* struct: process entries */ 171 #define KERN_MAXCLUSTERS 67 /* number of mclusters */ 172 #define KERN_EVCOUNT 68 /* node: event counters */ 173 #define KERN_TIMECOUNTER 69 /* node: timecounter */ 174 #define KERN_MAXLOCKSPERUID 70 /* int: locks per uid */ 175 #define KERN_CPTIME2 71 /* array: cp_time2 */ 176 #define KERN_CACHEPCT 72 /* buffer cache % of physmem */ 177 #define KERN_FILE 73 /* struct: file entries */ 178 #define KERN_WXABORT 74 /* int: w^x sigabrt & core */ 179 #define KERN_CONSDEV 75 /* dev_t: console terminal device */ 180 #define KERN_NETLIVELOCKS 76 /* int: number of network livelocks */ 181 #define KERN_POOL_DEBUG 77 /* int: enable pool_debug */ 182 #define KERN_PROC_CWD 78 /* node: proc cwd */ 183 #define KERN_PROC_NOBROADCASTKILL 79 /* node: proc no broadcast kill */ 184 #define KERN_PROC_VMMAP 80 /* node: proc vmmap */ 185 #define KERN_GLOBAL_PTRACE 81 /* allow ptrace globally */ 186 #define KERN_CONSBUFSIZE 82 /* int: console message buffer size */ 187 #define KERN_CONSBUF 83 /* console message buffer */ 188 #define KERN_AUDIO 84 /* struct: audio properties */ 189 #define KERN_CPUSTATS 85 /* struct: cpu statistics */ 190 #define KERN_PFSTATUS 86 /* struct: pf status and stats */ 191 #define KERN_TIMEOUT_STATS 87 /* struct: timeout status and stats */ 192 #define KERN_UTC_OFFSET 88 /* int: adjust RTC time to UTC */ 193 #define KERN_VIDEO 89 /* struct: video properties */ 194 #define KERN_CLOCKINTR 90 /* node: clockintr */ 195 #define KERN_AUTOCONF_SERIAL 91 /* int: kernel device tree state serial */ 196 #define KERN_MAXID 92 /* number of valid kern ids */ 197 198 #define CTL_KERN_NAMES { \ 199 { 0, 0 }, \ 200 { "ostype", CTLTYPE_STRING }, \ 201 { "osrelease", CTLTYPE_STRING }, \ 202 { "osrevision", CTLTYPE_INT }, \ 203 { "version", CTLTYPE_STRING }, \ 204 { "maxvnodes", CTLTYPE_INT }, \ 205 { "maxproc", CTLTYPE_INT }, \ 206 { "maxfiles", CTLTYPE_INT }, \ 207 { "argmax", CTLTYPE_INT }, \ 208 { "securelevel", CTLTYPE_INT }, \ 209 { "hostname", CTLTYPE_STRING }, \ 210 { "hostid", CTLTYPE_INT }, \ 211 { "clockrate", CTLTYPE_STRUCT }, \ 212 { "gap", 0 }, \ 213 { "gap", 0 }, \ 214 { "gap", 0 }, \ 215 { "profiling", CTLTYPE_NODE }, \ 216 { "posix1version", CTLTYPE_INT }, \ 217 { "ngroups", CTLTYPE_INT }, \ 218 { "job_control", CTLTYPE_INT }, \ 219 { "saved_ids", CTLTYPE_INT }, \ 220 { "boottime", CTLTYPE_STRUCT }, \ 221 { "domainname", CTLTYPE_STRING }, \ 222 { "maxpartitions", CTLTYPE_INT }, \ 223 { "rawpartition", CTLTYPE_INT }, \ 224 { "maxthread", CTLTYPE_INT }, \ 225 { "nthreads", CTLTYPE_INT }, \ 226 { "osversion", CTLTYPE_STRING }, \ 227 { "somaxconn", CTLTYPE_INT }, \ 228 { "sominconn", CTLTYPE_INT }, \ 229 { "gap", 0 }, \ 230 { "gap", 0 }, \ 231 { "nosuidcoredump", CTLTYPE_INT }, \ 232 { "fsync", CTLTYPE_INT }, \ 233 { "sysvmsg", CTLTYPE_INT }, \ 234 { "sysvsem", CTLTYPE_INT }, \ 235 { "sysvshm", CTLTYPE_INT }, \ 236 { "gap", 0 }, \ 237 { "msgbufsize", CTLTYPE_INT }, \ 238 { "malloc", CTLTYPE_NODE }, \ 239 { "cp_time", CTLTYPE_STRUCT }, \ 240 { "nchstats", CTLTYPE_STRUCT }, \ 241 { "forkstat", CTLTYPE_STRUCT }, \ 242 { "gap", 0 }, \ 243 { "tty", CTLTYPE_NODE }, \ 244 { "ccpu", CTLTYPE_INT }, \ 245 { "fscale", CTLTYPE_INT }, \ 246 { "nprocs", CTLTYPE_INT }, \ 247 { "msgbuf", CTLTYPE_STRUCT }, \ 248 { "pool", CTLTYPE_NODE }, \ 249 { "stackgap_random", CTLTYPE_INT }, \ 250 { "sysvipc_info", CTLTYPE_INT }, \ 251 { "allowkmem", CTLTYPE_INT }, \ 252 { "witnesswatch", CTLTYPE_INT }, \ 253 { "splassert", CTLTYPE_INT }, \ 254 { "procargs", CTLTYPE_NODE }, \ 255 { "nfiles", CTLTYPE_INT }, \ 256 { "ttycount", CTLTYPE_INT }, \ 257 { "numvnodes", CTLTYPE_INT }, \ 258 { "mbstat", CTLTYPE_STRUCT }, \ 259 { "witness", CTLTYPE_NODE }, \ 260 { "seminfo", CTLTYPE_STRUCT }, \ 261 { "shminfo", CTLTYPE_STRUCT }, \ 262 { "intrcnt", CTLTYPE_NODE }, \ 263 { "watchdog", CTLTYPE_NODE }, \ 264 { "allowdt", CTLTYPE_INT }, \ 265 { "proc", CTLTYPE_STRUCT }, \ 266 { "maxclusters", CTLTYPE_INT }, \ 267 { "evcount", CTLTYPE_NODE }, \ 268 { "timecounter", CTLTYPE_NODE }, \ 269 { "maxlocksperuid", CTLTYPE_INT }, \ 270 { "cp_time2", CTLTYPE_STRUCT }, \ 271 { "bufcachepercent", CTLTYPE_INT }, \ 272 { "file", CTLTYPE_STRUCT }, \ 273 { "wxabort", CTLTYPE_INT }, \ 274 { "consdev", CTLTYPE_STRUCT }, \ 275 { "netlivelocks", CTLTYPE_INT }, \ 276 { "pool_debug", CTLTYPE_INT }, \ 277 { "proc_cwd", CTLTYPE_NODE }, \ 278 { "proc_nobroadcastkill", CTLTYPE_NODE }, \ 279 { "proc_vmmap", CTLTYPE_NODE }, \ 280 { "global_ptrace", CTLTYPE_INT }, \ 281 { "consbufsize", CTLTYPE_INT }, \ 282 { "consbuf", CTLTYPE_STRUCT }, \ 283 { "audio", CTLTYPE_STRUCT }, \ 284 { "cpustats", CTLTYPE_STRUCT }, \ 285 { "pfstatus", CTLTYPE_STRUCT }, \ 286 { "timeout_stats", CTLTYPE_STRUCT }, \ 287 { "utc_offset", CTLTYPE_INT }, \ 288 { "video", CTLTYPE_STRUCT }, \ 289 { "clockintr", CTLTYPE_NODE }, \ 290 { "autoconf_serial", CTLTYPE_INT }, \ 291 } 292 293 /* 294 * KERN_PROC subtypes 295 */ 296 #define KERN_PROC_ALL 0 /* everything but kernel threads */ 297 #define KERN_PROC_PID 1 /* by process id */ 298 #define KERN_PROC_PGRP 2 /* by process group id */ 299 #define KERN_PROC_SESSION 3 /* by session of pid */ 300 #define KERN_PROC_TTY 4 /* by controlling tty */ 301 #define KERN_PROC_UID 5 /* by effective uid */ 302 #define KERN_PROC_RUID 6 /* by real uid */ 303 #define KERN_PROC_KTHREAD 7 /* also return kernel threads */ 304 #define KERN_PROC_SHOW_THREADS 0x40000000/* also return normal threads */ 305 306 /* 307 * KERN_SYSVIPC_INFO subtypes 308 */ 309 #define KERN_SYSVIPC_MSG_INFO 1 /* msginfo and msqid_ds */ 310 #define KERN_SYSVIPC_SEM_INFO 2 /* seminfo and semid_ds */ 311 #define KERN_SYSVIPC_SHM_INFO 3 /* shminfo and shmid_ds */ 312 313 /* 314 * KERN_PROC_ARGS subtypes 315 */ 316 #define KERN_PROC_ARGV 1 317 #define KERN_PROC_NARGV 2 318 #define KERN_PROC_ENV 3 319 #define KERN_PROC_NENV 4 320 321 /* 322 * KERN_AUDIO 323 */ 324 #define KERN_AUDIO_RECORD 1 325 #define KERN_AUDIO_MAXID 2 326 327 #define CTL_KERN_AUDIO_NAMES { \ 328 { 0, 0 }, \ 329 { "record", CTLTYPE_INT }, \ 330 } 331 332 /* 333 * KERN_VIDEO 334 */ 335 #define KERN_VIDEO_RECORD 1 336 #define KERN_VIDEO_MAXID 2 337 338 #define CTL_KERN_VIDEO_NAMES { \ 339 { 0, 0 }, \ 340 { "record", CTLTYPE_INT }, \ 341 } 342 343 /* 344 * KERN_WITNESS 345 */ 346 #define KERN_WITNESS_WATCH 1 /* int: operating mode */ 347 #define KERN_WITNESS_LOCKTRACE 2 /* int: stack trace saving mode */ 348 #define KERN_WITNESS_MAXID 3 349 350 #define CTL_KERN_WITNESS_NAMES { \ 351 { 0, 0 }, \ 352 { "watch", CTLTYPE_INT }, \ 353 { "locktrace", CTLTYPE_INT }, \ 354 } 355 356 /* 357 * KERN_PROC subtype ops return arrays of relatively fixed size 358 * structures of process info. Use 8 byte alignment, and new 359 * elements should only be added to the end of this structure so 360 * binary compatibility can be preserved. 361 */ 362 #define KI_NGROUPS 16 363 #define KI_MAXCOMLEN _MAXCOMLEN /* includes NUL */ 364 #define KI_WMESGLEN 8 365 #define KI_MAXLOGNAME 32 366 #define KI_EMULNAMELEN 8 367 368 #define KI_NOCPU (~(u_int64_t)0) 369 370 struct kinfo_proc { 371 u_int64_t p_forw; /* PTR: linked run/sleep queue. */ 372 u_int64_t p_back; 373 u_int64_t p_paddr; /* PTR: address of proc */ 374 375 u_int64_t p_addr; /* PTR: Kernel virtual addr of u-area */ 376 u_int64_t p_fd; /* PTR: Ptr to open files structure. */ 377 u_int64_t p_stats; /* unused, always zero. */ 378 u_int64_t p_limit; /* PTR: Process limits. */ 379 u_int64_t p_vmspace; /* PTR: Address space. */ 380 u_int64_t p_sigacts; /* PTR: Signal actions, state */ 381 u_int64_t p_sess; /* PTR: session pointer */ 382 u_int64_t p_tsess; /* PTR: tty session pointer */ 383 u_int64_t p_ru; /* PTR: Exit information. XXX */ 384 385 int32_t p_eflag; /* LONG: extra kinfo_proc flags */ 386 #define EPROC_CTTY 0x01 /* controlling tty vnode active */ 387 #define EPROC_SLEADER 0x02 /* session leader */ 388 #define EPROC_UNVEIL 0x04 /* has unveil settings */ 389 #define EPROC_LKUNVEIL 0x08 /* unveil is locked */ 390 int32_t p_exitsig; /* unused, always zero. */ 391 int32_t p_flag; /* INT: P_* flags. */ 392 393 int32_t p_pid; /* PID_T: Process identifier. */ 394 int32_t p_ppid; /* PID_T: Parent process id */ 395 int32_t p_sid; /* PID_T: session id */ 396 int32_t p__pgid; /* PID_T: process group id */ 397 /* XXX: <sys/proc.h> hijacks p_pgid */ 398 int32_t p_tpgid; /* PID_T: tty process group id */ 399 400 u_int32_t p_uid; /* UID_T: effective user id */ 401 u_int32_t p_ruid; /* UID_T: real user id */ 402 u_int32_t p_gid; /* GID_T: effective group id */ 403 u_int32_t p_rgid; /* GID_T: real group id */ 404 405 u_int32_t p_groups[KI_NGROUPS]; /* GID_T: groups */ 406 int16_t p_ngroups; /* SHORT: number of groups */ 407 408 int16_t p_jobc; /* SHORT: job control counter */ 409 u_int32_t p_tdev; /* DEV_T: controlling tty dev */ 410 411 u_int32_t p_estcpu; /* U_INT: Time averaged value of p_cpticks. */ 412 u_int32_t p_rtime_sec; /* STRUCT TIMEVAL: Real time. */ 413 u_int32_t p_rtime_usec; /* STRUCT TIMEVAL: Real time. */ 414 int32_t p_cpticks; /* INT: Ticks of cpu time. */ 415 u_int32_t p_pctcpu; /* FIXPT_T: %cpu for this process */ 416 u_int32_t p_swtime; /* unused, always zero */ 417 u_int32_t p_slptime; /* U_INT: Time since last blocked. */ 418 int32_t p_schedflags; /* INT: PSCHED_* flags */ 419 420 u_int64_t p_uticks; /* U_QUAD_T: Statclock hits in user mode. */ 421 u_int64_t p_sticks; /* U_QUAD_T: Statclock hits in system mode. */ 422 u_int64_t p_iticks; /* U_QUAD_T: Statclock hits processing intr. */ 423 424 u_int64_t p_tracep; /* PTR: Trace to vnode or file */ 425 int32_t p_traceflag; /* INT: Kernel trace points. */ 426 427 int32_t p_holdcnt; /* INT: If non-zero, don't swap. */ 428 429 int32_t p_siglist; /* INT: Signals arrived but not delivered. */ 430 u_int32_t p_sigmask; /* SIGSET_T: Current signal mask. */ 431 u_int32_t p_sigignore; /* SIGSET_T: Signals being ignored. */ 432 u_int32_t p_sigcatch; /* SIGSET_T: Signals being caught by user. */ 433 434 int8_t p_stat; /* CHAR: S* process status (from LWP). */ 435 u_int8_t p_priority; /* U_CHAR: Process priority. */ 436 u_int8_t p_usrpri; /* U_CHAR: User-priority based on p_estcpu and ps_nice. */ 437 u_int8_t p_nice; /* U_CHAR: Process "nice" value. */ 438 439 u_int16_t p_xstat; /* U_SHORT: Exit status for wait; also stop signal. */ 440 u_int16_t p_spare; /* U_SHORT: unused */ 441 442 char p_comm[KI_MAXCOMLEN]; 443 444 char p_wmesg[KI_WMESGLEN]; /* wchan message */ 445 u_int64_t p_wchan; /* PTR: sleep address. */ 446 447 char p_login[KI_MAXLOGNAME]; /* setlogin() name */ 448 449 int32_t p_vm_rssize; /* SEGSZ_T: current resident set size in pages */ 450 int32_t p_vm_tsize; /* SEGSZ_T: text size (pages) */ 451 int32_t p_vm_dsize; /* SEGSZ_T: data size (pages) */ 452 int32_t p_vm_ssize; /* SEGSZ_T: stack size (pages) */ 453 454 int64_t p_uvalid; /* CHAR: following p_u* members from struct user are valid */ 455 /* XXX 64 bits for alignment */ 456 u_int64_t p_ustart_sec; /* STRUCT TIMEVAL: starting time. */ 457 u_int32_t p_ustart_usec; /* STRUCT TIMEVAL: starting time. */ 458 459 u_int32_t p_uutime_sec; /* STRUCT TIMEVAL: user time. */ 460 u_int32_t p_uutime_usec; /* STRUCT TIMEVAL: user time. */ 461 u_int32_t p_ustime_sec; /* STRUCT TIMEVAL: system time. */ 462 u_int32_t p_ustime_usec; /* STRUCT TIMEVAL: system time. */ 463 464 u_int64_t p_uru_maxrss; /* LONG: max resident set size. */ 465 u_int64_t p_uru_ixrss; /* LONG: integral shared memory size. */ 466 u_int64_t p_uru_idrss; /* LONG: integral unshared data ". */ 467 u_int64_t p_uru_isrss; /* LONG: integral unshared stack ". */ 468 u_int64_t p_uru_minflt; /* LONG: page reclaims. */ 469 u_int64_t p_uru_majflt; /* LONG: page faults. */ 470 u_int64_t p_uru_nswap; /* LONG: swaps. */ 471 u_int64_t p_uru_inblock; /* LONG: block input operations. */ 472 u_int64_t p_uru_oublock; /* LONG: block output operations. */ 473 u_int64_t p_uru_msgsnd; /* LONG: messages sent. */ 474 u_int64_t p_uru_msgrcv; /* LONG: messages received. */ 475 u_int64_t p_uru_nsignals; /* LONG: signals received. */ 476 u_int64_t p_uru_nvcsw; /* LONG: voluntary context switches. */ 477 u_int64_t p_uru_nivcsw; /* LONG: involuntary ". */ 478 479 u_int32_t p_uctime_sec; /* STRUCT TIMEVAL: child u+s time. */ 480 u_int32_t p_uctime_usec; /* STRUCT TIMEVAL: child u+s time. */ 481 u_int32_t p_psflags; /* UINT: PS_* flags on the process. */ 482 u_int32_t p_acflag; /* UINT: Accounting flags. */ 483 u_int32_t p_svuid; /* UID_T: saved user id */ 484 u_int32_t p_svgid; /* GID_T: saved group id */ 485 char p_emul[KI_EMULNAMELEN]; /* syscall emulation name */ 486 u_int64_t p_rlim_rss_cur; /* RLIM_T: soft limit for rss */ 487 u_int64_t p_cpuid; /* LONG: CPU id */ 488 u_int64_t p_vm_map_size; /* VSIZE_T: virtual size */ 489 int32_t p_tid; /* PID_T: Thread identifier. */ 490 u_int32_t p_rtableid; /* U_INT: Routing table identifier. */ 491 492 u_int64_t p_pledge; /* U_INT64_T: Pledge flags. */ 493 char p_name[KI_MAXCOMLEN]; /* thread name */ 494 }; 495 496 /* 497 * VM address range entry, matching struct vm_map_entry. Useful for 498 * debuggers to know process's addresses. 499 * 500 * To iterate entries, set the last kve_end as the base address into 501 * kve_start. 502 */ 503 struct kinfo_vmentry { 504 u_long kve_start; /* vaddr_t */ 505 u_long kve_end; /* vaddr_t */ 506 u_long kve_guard; /* vsize_t */ 507 u_long kve_fspace; /* vsize_t */ 508 u_long kve_fspace_augment; /* vsize_t */ 509 u_int64_t kve_offset; /* voff_t */ 510 int kve_wired_count; 511 int kve_etype; 512 int kve_protection; 513 int kve_max_protection; 514 int kve_advice; 515 int kve_inheritance; 516 u_int8_t kve_flags; /* u_int8_t */ 517 }; 518 519 /* keep in sync with UVM_ET_* */ 520 #define KVE_ET_OBJ 0x00000001 521 #define KVE_ET_SUBMAP 0x00000002 522 #define KVE_ET_COPYONWRITE 0x00000004 523 #define KVE_ET_NEEDSCOPY 0x00000008 524 #define KVE_ET_HOLE 0x00000010 525 #define KVE_ET_NOFAULT 0x00000020 526 #define KVE_ET_STACK 0x00000040 527 #define KVE_ET_WC 0x00000080 528 #define KVE_ET_CONCEAL 0x00000100 529 #define KVE_ET_SYSCALL 0x00000200 530 #define KVE_ET_FREEMAPPED 0x00000800 531 532 #define KVE_PROT_NONE 0x00000000 533 #define KVE_PROT_READ 0x00000001 534 #define KVE_PROT_WRITE 0x00000002 535 #define KVE_PROT_EXEC 0x00000004 536 537 #define KVE_ADV_NORMAL 0x00000000 538 #define KVE_ADV_RANDOM 0x00000001 539 #define KVE_ADV_SEQUENTIAL 0x00000002 540 541 #define KVE_INH_SHARE 0x00000000 542 #define KVE_INH_COPY 0x00000010 543 #define KVE_INH_NONE 0x00000020 544 #define KVE_INH_ZERO 0x00000030 545 546 #define KVE_F_STATIC 0x01 547 #define KVE_F_KMEM 0x02 548 549 #if defined(_KERNEL) || defined(_LIBKVM) 550 551 /* 552 * Macros for filling in the bulk of a kinfo_proc structure, used 553 * in the kernel to implement the KERN_PROC sysctl and in userland 554 * in libkvm to implement reading from kernel crashes. The macro 555 * arguments are all pointers; by name they are: 556 * kp - target kinfo_proc structure 557 * copy_str - a function or macro invoked as copy_str(dst,src,maxlen) 558 * that has strlcpy or memcpy semantics; the destination is 559 * pre-filled with zeros; for libkvm, src is a kvm address 560 * p - source struct proc 561 * pr - source struct process 562 * uc - source struct ucreds 563 * pg - source struct pgrp 564 * paddr - kernel address of the source struct proc 565 * praddr - kernel address of the source struct process 566 * sess - source struct session 567 * vm - source struct vmspace 568 * lim - source struct plimits 569 * sa - source struct sigacts 570 * There are some members that are not handled by these macros 571 * because they're too painful to generalize: p_ppid, p_sid, p_tdev, 572 * p_tpgid, p_tsess, p_vm_rssize, p_u[us]time_{sec,usec}, p_cpuid 573 */ 574 575 #if defined(_KERNEL) 576 #define PR_LOCK(pr) mtx_enter(&(pr)->ps_mtx) 577 #define PR_UNLOCK(pr) mtx_leave(&(pr)->ps_mtx) 578 #else 579 #define PR_LOCK(pr) /* nothing */ 580 #define PR_UNLOCK(pr) /* nothing */ 581 #endif 582 583 #define _getcompatprio(_p) \ 584 ((_p)->p_stat == SRUN ? (_p)->p_runpri : \ 585 ((_p)->p_stat == SSLEEP) ? (_p)->p_slppri : (_p)->p_usrpri) 586 587 #define PTRTOINT64(_x) ((u_int64_t)(u_long)(_x)) 588 589 #define _FILL_KPROC_MIN(a,b) (((a)<(b))?(a):(b)) 590 591 #define FILL_KPROC(kp, copy_str, p, pr, uc, pg, paddr, \ 592 praddr, sess, vm, lim, sa, isthread, show_addresses) \ 593 do { \ 594 memset((kp), 0, sizeof(*(kp))); \ 595 \ 596 if (show_addresses) { \ 597 (kp)->p_paddr = PTRTOINT64(paddr); \ 598 (kp)->p_fd = PTRTOINT64((pr)->ps_fd); \ 599 (kp)->p_limit = PTRTOINT64((pr)->ps_limit); \ 600 (kp)->p_vmspace = PTRTOINT64((pr)->ps_vmspace); \ 601 (kp)->p_sigacts = PTRTOINT64((pr)->ps_sigacts); \ 602 (kp)->p_sess = PTRTOINT64((pg)->pg_session); \ 603 (kp)->p_ru = PTRTOINT64((pr)->ps_ru); \ 604 } \ 605 (kp)->p_stats = 0; \ 606 (kp)->p_exitsig = 0; \ 607 (kp)->p_flag = (p)->p_flag; \ 608 (kp)->p_pid = (pr)->ps_pid; \ 609 (kp)->p_psflags = (pr)->ps_flags; \ 610 \ 611 (kp)->p__pgid = (pg)->pg_id; \ 612 \ 613 (kp)->p_uid = (uc)->cr_uid; \ 614 (kp)->p_ruid = (uc)->cr_ruid; \ 615 (kp)->p_gid = (uc)->cr_gid; \ 616 (kp)->p_rgid = (uc)->cr_rgid; \ 617 (kp)->p_svuid = (uc)->cr_svuid; \ 618 (kp)->p_svgid = (uc)->cr_svgid; \ 619 \ 620 memcpy((kp)->p_groups, (uc)->cr_groups, \ 621 _FILL_KPROC_MIN(sizeof((kp)->p_groups), sizeof((uc)->cr_groups))); \ 622 (kp)->p_ngroups = (uc)->cr_ngroups; \ 623 \ 624 (kp)->p_jobc = (pg)->pg_jobc; \ 625 \ 626 (kp)->p_estcpu = (p)->p_estcpu; \ 627 if (isthread) { \ 628 (kp)->p_rtime_sec = (p)->p_tu.tu_runtime.tv_sec; \ 629 (kp)->p_rtime_usec = (p)->p_tu.tu_runtime.tv_nsec/1000; \ 630 (kp)->p_tid = (p)->p_tid + THREAD_PID_OFFSET; \ 631 (kp)->p_uticks = (p)->p_tu.tu_uticks; \ 632 (kp)->p_sticks = (p)->p_tu.tu_sticks; \ 633 (kp)->p_iticks = (p)->p_tu.tu_iticks; \ 634 strlcpy((kp)->p_name, (p)->p_name, sizeof((kp)->p_name)); \ 635 } else { \ 636 (kp)->p_rtime_sec = (pr)->ps_tu.tu_runtime.tv_sec; \ 637 (kp)->p_rtime_usec = (pr)->ps_tu.tu_runtime.tv_nsec/1000; \ 638 (kp)->p_tid = -1; \ 639 (kp)->p_uticks = (pr)->ps_tu.tu_uticks; \ 640 (kp)->p_sticks = (pr)->ps_tu.tu_sticks; \ 641 (kp)->p_iticks = (pr)->ps_tu.tu_iticks; \ 642 } \ 643 (kp)->p_cpticks = (p)->p_cpticks; \ 644 \ 645 if (show_addresses) \ 646 (kp)->p_tracep = PTRTOINT64((pr)->ps_tracevp); \ 647 (kp)->p_traceflag = (pr)->ps_traceflag; \ 648 \ 649 (kp)->p_siglist = (p)->p_siglist | (pr)->ps_siglist; \ 650 (kp)->p_sigmask = (p)->p_sigmask; \ 651 \ 652 PR_LOCK(pr); \ 653 (kp)->p_sigignore = (sa) ? (sa)->ps_sigignore : 0; \ 654 (kp)->p_sigcatch = (sa) ? (sa)->ps_sigcatch : 0; \ 655 \ 656 if (lim) \ 657 (kp)->p_rlim_rss_cur = \ 658 (lim)->pl_rlimit[RLIMIT_RSS].rlim_cur; \ 659 PR_UNLOCK(pr); \ 660 \ 661 (kp)->p_stat = (p)->p_stat; \ 662 (kp)->p_nice = (pr)->ps_nice; \ 663 \ 664 (kp)->p_xstat = W_EXITCODE((pr)->ps_xexit, (pr)->ps_xsig); \ 665 (kp)->p_acflag = (pr)->ps_acflag; \ 666 (kp)->p_pledge = (pr)->ps_pledge; \ 667 \ 668 strlcpy((kp)->p_emul, "native", sizeof((kp)->p_emul)); \ 669 strlcpy((kp)->p_comm, (pr)->ps_comm, sizeof((kp)->p_comm)); \ 670 strlcpy((kp)->p_login, (sess)->s_login, \ 671 _FILL_KPROC_MIN(sizeof((kp)->p_login), sizeof((sess)->s_login))); \ 672 \ 673 if ((sess)->s_ttyvp) \ 674 (kp)->p_eflag |= EPROC_CTTY; \ 675 if ((pr)->ps_uvpaths) \ 676 (kp)->p_eflag |= EPROC_UNVEIL; \ 677 if ((pr)->ps_uvdone || \ 678 (((pr)->ps_flags & PS_PLEDGE) && \ 679 ((pr)->ps_pledge & PLEDGE_UNVEIL) == 0)) \ 680 (kp)->p_eflag |= EPROC_LKUNVEIL; \ 681 \ 682 if (((pr)->ps_flags & (PS_EMBRYO | PS_ZOMBIE)) == 0) { \ 683 if ((vm) != NULL) { \ 684 (kp)->p_vm_rssize = (vm)->vm_rssize; \ 685 (kp)->p_vm_tsize = (vm)->vm_tsize; \ 686 (kp)->p_vm_dsize = (vm)->vm_dused; \ 687 (kp)->p_vm_ssize = (vm)->vm_ssize; \ 688 } \ 689 (kp)->p_addr = PTRTOINT64((p)->p_addr); \ 690 (kp)->p_stat = (p)->p_stat; \ 691 (kp)->p_slptime = (p)->p_slptime; \ 692 (kp)->p_holdcnt = 1; \ 693 (kp)->p_priority = _getcompatprio(p); \ 694 (kp)->p_usrpri = (p)->p_usrpri; \ 695 if ((p)->p_wchan && (p)->p_wmesg) \ 696 copy_str((kp)->p_wmesg, (p)->p_wmesg, \ 697 sizeof((kp)->p_wmesg)); \ 698 if (show_addresses) \ 699 (kp)->p_wchan = PTRTOINT64((p)->p_wchan); \ 700 } \ 701 \ 702 if (((pr)->ps_flags & PS_ZOMBIE) == 0) { \ 703 struct timeval __tv; \ 704 \ 705 (kp)->p_uvalid = 1; \ 706 \ 707 (kp)->p_uru_maxrss = (p)->p_ru.ru_maxrss; \ 708 (kp)->p_uru_ixrss = (p)->p_ru.ru_ixrss; \ 709 (kp)->p_uru_idrss = (p)->p_ru.ru_idrss; \ 710 (kp)->p_uru_isrss = (p)->p_ru.ru_isrss; \ 711 (kp)->p_uru_minflt = (p)->p_ru.ru_minflt; \ 712 (kp)->p_uru_majflt = (p)->p_ru.ru_majflt; \ 713 (kp)->p_uru_nswap = (p)->p_ru.ru_nswap; \ 714 (kp)->p_uru_inblock = (p)->p_ru.ru_inblock; \ 715 (kp)->p_uru_oublock = (p)->p_ru.ru_oublock; \ 716 (kp)->p_uru_msgsnd = (p)->p_ru.ru_msgsnd; \ 717 (kp)->p_uru_msgrcv = (p)->p_ru.ru_msgrcv; \ 718 (kp)->p_uru_nsignals = (p)->p_ru.ru_nsignals; \ 719 (kp)->p_uru_nvcsw = (p)->p_ru.ru_nvcsw; \ 720 (kp)->p_uru_nivcsw = (p)->p_ru.ru_nivcsw; \ 721 \ 722 timeradd(&(pr)->ps_cru.ru_utime, \ 723 &(pr)->ps_cru.ru_stime, &__tv); \ 724 (kp)->p_uctime_sec = __tv.tv_sec; \ 725 (kp)->p_uctime_usec = __tv.tv_usec; \ 726 } \ 727 \ 728 (kp)->p_cpuid = KI_NOCPU; \ 729 (kp)->p_rtableid = (pr)->ps_rtableid; \ 730 } while (0) 731 732 #endif /* defined(_KERNEL) || defined(_LIBKVM) */ 733 734 735 /* 736 * kern.file returns an array of these structures, which are designed 737 * both to be immune to 32/64 bit emulation issues and to 738 * provide backwards compatibility. The order differs slightly from 739 * that of the real struct file, and some fields are taken from other 740 * structures (struct vnode, struct proc) in order to make the file 741 * information more useful. 742 */ 743 #define KERN_FILE_BYFILE 1 744 #define KERN_FILE_BYPID 2 745 #define KERN_FILE_BYUID 3 746 #define KERN_FILESLOP 10 747 748 #define KERN_FILE_TEXT -1 749 #define KERN_FILE_CDIR -2 750 #define KERN_FILE_RDIR -3 751 #define KERN_FILE_TRACE -4 752 753 #define KI_MNAMELEN 96 /* rounded up from 90 */ 754 #define KI_UNPPATHLEN 104 755 756 struct kinfo_file { 757 uint64_t f_fileaddr; /* PTR: address of struct file */ 758 uint32_t f_flag; /* UINT: flags (see fcntl.h) */ 759 uint32_t f_iflags; /* UINT: internal flags */ 760 uint32_t f_type; /* INT: descriptor type */ 761 uint32_t f_count; /* UINT: reference count */ 762 uint32_t f_msgcount; /* UINT: references from msg queue */ 763 uint32_t f_usecount; /* INT: number active users */ 764 uint64_t f_ucred; /* PTR: creds for descriptor */ 765 uint32_t f_uid; /* UID_T: descriptor credentials */ 766 uint32_t f_gid; /* GID_T: descriptor credentials */ 767 uint64_t f_ops; /* PTR: address of fileops */ 768 uint64_t f_offset; /* OFF_T: offset */ 769 uint64_t f_data; /* PTR: descriptor data */ 770 uint64_t f_rxfer; /* UINT64: number of read xfers */ 771 uint64_t f_rwfer; /* UINT64: number of write xfers */ 772 uint64_t f_seek; /* UINT64: number of seek operations */ 773 uint64_t f_rbytes; /* UINT64: total bytes read */ 774 uint64_t f_wbytes; /* UINT64: total bytes written */ 775 776 /* information about the vnode associated with this file */ 777 uint64_t v_un; /* PTR: socket, specinfo, etc */ 778 uint32_t v_type; /* ENUM: vnode type */ 779 uint32_t v_tag; /* ENUM: type of underlying data */ 780 uint32_t v_flag; /* UINT: vnode flags */ 781 uint32_t va_rdev; /* DEV_T: raw device */ 782 uint64_t v_data; /* PTR: private data for fs */ 783 uint64_t v_mount; /* PTR: mount info for fs */ 784 uint64_t va_fileid; /* LONG: file id */ 785 uint64_t va_size; /* UINT64_T: file size in bytes */ 786 uint32_t va_mode; /* MODE_T: file access mode and type */ 787 uint32_t va_fsid; /* DEV_T: filesystem device */ 788 char f_mntonname[KI_MNAMELEN]; 789 790 /* socket information */ 791 uint32_t so_type; /* SHORT: socket type */ 792 uint32_t so_state; /* SHORT: socket state */ 793 uint64_t so_pcb; /* PTR: socket pcb */ 794 /* for non-root: -1 if not NULL */ 795 uint32_t so_protocol; /* SHORT: socket protocol type */ 796 uint32_t so_family; /* INT: socket domain family */ 797 uint64_t inp_ppcb; /* PTR: pointer to per-protocol pcb */ 798 uint32_t inp_lport; /* SHORT: local inet port */ 799 uint32_t inp_laddru[4]; /* STRUCT: local inet addr */ 800 uint32_t inp_fport; /* SHORT: foreign inet port */ 801 uint32_t inp_faddru[4]; /* STRUCT: foreign inet addr */ 802 uint64_t unp_conn; /* PTR: connected socket cntrl block */ 803 804 /* pipe information */ 805 uint64_t pipe_peer; /* PTR: link with other direction */ 806 uint32_t pipe_state; /* UINT: pipe status info */ 807 808 /* kqueue information */ 809 uint32_t kq_count; /* INT: number of pending events */ 810 uint32_t kq_state; /* INT: kqueue status information */ 811 812 uint32_t __unused1; /* INT: unused */ 813 814 /* process information when retrieved via KERN_FILE_BY[PU]ID */ 815 uint32_t p_pid; /* PID_T: process id */ 816 int32_t fd_fd; /* INT: descriptor number */ 817 uint32_t fd_ofileflags; /* CHAR: open file flags */ 818 uint32_t p_uid; /* UID_T: process credentials */ 819 uint32_t p_gid; /* GID_T: process credentials */ 820 uint32_t p_tid; /* PID_T: thread id */ 821 char p_comm[KI_MAXCOMLEN]; 822 823 /* more socket information */ 824 uint32_t inp_rtableid; /* UINT: Routing table identifier. */ 825 uint64_t so_splice; /* PTR: f_data of spliced socket */ 826 int64_t so_splicelen; /* OFF_T: already spliced count or */ 827 /* -1 if this is target of splice */ 828 uint64_t so_rcv_cc; /* LONG: chars in receive buf */ 829 uint64_t so_snd_cc; /* LONG: chars in send buf */ 830 uint64_t unp_refs; /* PTR: connected sockets */ 831 uint64_t unp_nextref; /* PTR: link to next connected socket */ 832 uint64_t unp_addr; /* PTR: address of the socket address */ 833 char unp_path[KI_UNPPATHLEN]; 834 uint32_t inp_proto; /* CHAR: raw protocol id */ 835 uint32_t t_state; /* SHORT: tcp state */ 836 uint64_t t_rcv_wnd; /* ULONG: tcp receive window */ 837 uint64_t t_snd_wnd; /* ULONG: tcp send window */ 838 uint64_t t_snd_cwnd; /* ULONG: congestion-controlled win */ 839 840 uint32_t va_nlink; /* NLINK_T: number of references to file */ 841 }; 842 843 /* 844 * KERN_INTRCNT 845 */ 846 #define KERN_INTRCNT_NUM 1 /* int: # intrcnt */ 847 #define KERN_INTRCNT_CNT 2 /* node: intrcnt */ 848 #define KERN_INTRCNT_NAME 3 /* node: names */ 849 #define KERN_INTRCNT_VECTOR 4 /* node: interrupt vector # */ 850 #define KERN_INTRCNT_MAXID 5 851 852 #define CTL_KERN_INTRCNT_NAMES { \ 853 { 0, 0 }, \ 854 { "nintrcnt", CTLTYPE_INT }, \ 855 { "intrcnt", CTLTYPE_NODE }, \ 856 { "intrname", CTLTYPE_NODE }, \ 857 } 858 859 /* 860 * KERN_WATCHDOG 861 */ 862 #define KERN_WATCHDOG_PERIOD 1 /* int: watchdog period */ 863 #define KERN_WATCHDOG_AUTO 2 /* int: automatic tickle */ 864 #define KERN_WATCHDOG_MAXID 3 865 866 #define CTL_KERN_WATCHDOG_NAMES { \ 867 { 0, 0 }, \ 868 { "period", CTLTYPE_INT }, \ 869 { "auto", CTLTYPE_INT }, \ 870 } 871 872 /* 873 * KERN_TIMECOUNTER 874 */ 875 #define KERN_TIMECOUNTER_TICK 1 /* int: number of revolutions */ 876 #define KERN_TIMECOUNTER_TIMESTEPWARNINGS 2 /* int: log a warning when time changes */ 877 #define KERN_TIMECOUNTER_HARDWARE 3 /* string: tick hardware used */ 878 #define KERN_TIMECOUNTER_CHOICE 4 /* string: tick hardware used */ 879 #define KERN_TIMECOUNTER_MAXID 5 880 881 #define CTL_KERN_TIMECOUNTER_NAMES { \ 882 { 0, 0 }, \ 883 { "tick", CTLTYPE_INT }, \ 884 { "timestepwarnings", CTLTYPE_INT }, \ 885 { "hardware", CTLTYPE_STRING }, \ 886 { "choice", CTLTYPE_STRING }, \ 887 } 888 889 /* 890 * KERN_CLOCKINTR 891 */ 892 #define KERN_CLOCKINTR_STATS 1 /* struct: stats */ 893 #define KERN_CLOCKINTR_MAXID 2 894 895 #define CTL_KERN_CLOCKINTR_NAMES { \ 896 { 0, 0 }, \ 897 { "stats", CTLTYPE_STRUCT }, \ 898 } 899 900 /* 901 * CTL_FS identifiers 902 */ 903 #define FS_POSIX 1 /* POSIX flags */ 904 #define FS_MAXID 2 905 906 #define CTL_FS_NAMES { \ 907 { 0, 0 }, \ 908 { "posix", CTLTYPE_NODE }, \ 909 } 910 911 /* 912 * CTL_FS identifiers 913 */ 914 #define FS_POSIX_SETUID 1 /* int: always clear SGID/SUID bit when owner change */ 915 #define FS_POSIX_MAXID 2 916 917 #define CTL_FS_POSIX_NAMES { \ 918 { 0, 0 }, \ 919 { "setuid", CTLTYPE_INT }, \ 920 } 921 922 /* 923 * CTL_HW identifiers 924 */ 925 #define HW_MACHINE 1 /* string: machine class */ 926 #define HW_MODEL 2 /* string: specific machine model */ 927 #define HW_NCPU 3 /* int: number of configured cpus */ 928 #define HW_BYTEORDER 4 /* int: machine byte order */ 929 #define HW_PHYSMEM 5 /* int: total memory */ 930 #define HW_USERMEM 6 /* int: non-kernel memory */ 931 #define HW_PAGESIZE 7 /* int: software page size */ 932 #define HW_DISKNAMES 8 /* strings: disk drive names */ 933 #define HW_DISKSTATS 9 /* struct: diskstats[] */ 934 #define HW_DISKCOUNT 10 /* int: number of disks */ 935 #define HW_SENSORS 11 /* node: hardware monitors */ 936 #define HW_CPUSPEED 12 /* get CPU frequency */ 937 #define HW_SETPERF 13 /* set CPU performance % */ 938 #define HW_VENDOR 14 /* string: vendor name */ 939 #define HW_PRODUCT 15 /* string: product name */ 940 #define HW_VERSION 16 /* string: hardware version */ 941 #define HW_SERIALNO 17 /* string: hardware serial number */ 942 #define HW_UUID 18 /* string: universal unique id */ 943 #define HW_PHYSMEM64 19 /* quad: total memory */ 944 #define HW_USERMEM64 20 /* quad: non-kernel memory */ 945 #define HW_NCPUFOUND 21 /* int: number of cpus found */ 946 #define HW_ALLOWPOWERDOWN 22 /* allow power button shutdown */ 947 #define HW_PERFPOLICY 23 /* set performance policy */ 948 #define HW_SMT 24 /* int: enable SMT/HT/CMT */ 949 #define HW_NCPUONLINE 25 /* int: number of cpus being used */ 950 #define HW_POWER 26 /* int: machine has wall-power */ 951 #define HW_MAXID 27 /* number of valid hw ids */ 952 953 #define CTL_HW_NAMES { \ 954 { 0, 0 }, \ 955 { "machine", CTLTYPE_STRING }, \ 956 { "model", CTLTYPE_STRING }, \ 957 { "ncpu", CTLTYPE_INT }, \ 958 { "byteorder", CTLTYPE_INT }, \ 959 { "gap", 0 }, \ 960 { "gap", 0 }, \ 961 { "pagesize", CTLTYPE_INT }, \ 962 { "disknames", CTLTYPE_STRING }, \ 963 { "diskstats", CTLTYPE_STRUCT }, \ 964 { "diskcount", CTLTYPE_INT }, \ 965 { "sensors", CTLTYPE_NODE}, \ 966 { "cpuspeed", CTLTYPE_INT }, \ 967 { "setperf", CTLTYPE_INT }, \ 968 { "vendor", CTLTYPE_STRING }, \ 969 { "product", CTLTYPE_STRING }, \ 970 { "version", CTLTYPE_STRING }, \ 971 { "serialno", CTLTYPE_STRING }, \ 972 { "uuid", CTLTYPE_STRING }, \ 973 { "physmem", CTLTYPE_QUAD }, \ 974 { "usermem", CTLTYPE_QUAD }, \ 975 { "ncpufound", CTLTYPE_INT }, \ 976 { "allowpowerdown", CTLTYPE_INT }, \ 977 { "perfpolicy", CTLTYPE_STRING }, \ 978 { "smt", CTLTYPE_INT }, \ 979 { "ncpuonline", CTLTYPE_INT }, \ 980 { "power", CTLTYPE_INT }, \ 981 } 982 983 /* 984 * CTL_DEBUG definitions 985 * 986 * Second level identifier specifies which debug variable. 987 * Third level identifier specifies which structure component. 988 */ 989 #define CTL_DEBUG_NAME 0 /* string: variable name */ 990 #define CTL_DEBUG_VALUE 1 /* int: variable value */ 991 #define CTL_DEBUG_MAXID 20 992 993 #ifdef _KERNEL 994 #ifdef DEBUG_SYSCTL 995 /* 996 * CTL_DEBUG variables. 997 * 998 * These are declared as separate variables so that they can be 999 * individually initialized at the location of their associated 1000 * variable. The loader prevents multiple use by issuing errors 1001 * if a variable is initialized in more than one place. They are 1002 * aggregated into an array in debug_sysctl(), so that it can 1003 * conveniently locate them when queried. If more debugging 1004 * variables are added, they must also be declared here and also 1005 * entered into the array. 1006 */ 1007 struct ctldebug { 1008 char *debugname; /* name of debugging variable */ 1009 int *debugvar; /* pointer to debugging variable */ 1010 }; 1011 #endif /* DEBUG_SYSCTL */ 1012 1013 /* 1014 * Exported sysctl variable with valid bounds. Both bounds are inclusive to 1015 * allow full range of values. 1016 */ 1017 struct sysctl_bounded_args { 1018 int mib; /* identifier shared with userspace as a CTL_ #define */ 1019 int *var; /* never NULL */ 1020 int minimum; /* checking is disabled if minimum == maximum */ 1021 int maximum; /* read-only variable if minimum > maximum */ 1022 }; 1023 1024 /* Special case minimum,maximum marker for sysctl_bounded_args. */ 1025 #define SYSCTL_INT_READONLY 1,0 1026 1027 /* 1028 * Internal sysctl function calling convention: 1029 * 1030 * (*sysctlfn)(name, namelen, oldval, oldlenp, newval, newlen); 1031 * 1032 * The name parameter points at the next component of the name to be 1033 * interpreted. The namelen parameter is the number of integers in 1034 * the name. 1035 */ 1036 typedef int (sysctlfn)(int *, u_int, void *, size_t *, void *, size_t, struct proc *); 1037 1038 int sysctl_int_lower(void *, size_t *, void *, size_t, int *); 1039 int sysctl_int(void *, size_t *, void *, size_t, int *); 1040 int sysctl_rdint(void *, size_t *, void *, int); 1041 int sysctl_securelevel_int(void *, size_t *, void *, size_t, int *); 1042 int sysctl_int_bounded(void *, size_t *, void *, size_t, int *, int, int); 1043 int sysctl_bounded_arr(const struct sysctl_bounded_args *, u_int, 1044 int *, u_int, void *, size_t *, void *, size_t); 1045 int sysctl_quad(void *, size_t *, void *, size_t, int64_t *); 1046 int sysctl_rdquad(void *, size_t *, void *, int64_t); 1047 int sysctl_string(void *, size_t *, void *, size_t, char *, size_t); 1048 int sysctl_tstring(void *, size_t *, void *, size_t, char *, size_t); 1049 int sysctl__string(void *, size_t *, void *, size_t, char *, size_t, int); 1050 int sysctl_rdstring(void *, size_t *, void *, const char *); 1051 int sysctl_rdstruct(void *, size_t *, void *, const void *, size_t); 1052 int sysctl_struct(void *, size_t *, void *, size_t, void *, size_t); 1053 int sysctl_file(int *, u_int, char *, size_t *, struct proc *); 1054 int sysctl_doproc(int *, u_int, char *, size_t *); 1055 struct mbuf_queue; 1056 int sysctl_mq(int *, u_int, void *, size_t *, void *, size_t, 1057 struct mbuf_queue *); 1058 struct rtentry; 1059 struct walkarg; 1060 int sysctl_dumpentry(struct rtentry *, void *, unsigned int); 1061 int sysctl_rtable(int *, u_int, void *, size_t *, void *, size_t); 1062 int sysctl_clockrate(char *, size_t *, void *); 1063 int sysctl_vnode(char *, size_t *, struct proc *); 1064 #if defined(GPROF) || defined(DDBPROF) 1065 int sysctl_doprof(int *, u_int, void *, size_t *, void *, size_t); 1066 #endif 1067 int sysctl_dopool(int *, u_int, char *, size_t *); 1068 1069 int kern_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1070 struct proc *); 1071 int hw_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1072 struct proc *); 1073 #ifdef DEBUG_SYSCTL 1074 int debug_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1075 struct proc *); 1076 #endif 1077 int vm_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1078 struct proc *); 1079 int fs_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1080 struct proc *); 1081 int fs_posix_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1082 struct proc *); 1083 int net_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1084 struct proc *); 1085 int cpu_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1086 struct proc *); 1087 int vfs_sysctl(int *, u_int, void *, size_t *, void *, size_t, 1088 struct proc *); 1089 int sysctl_sysvipc(int *, u_int, void *, size_t *); 1090 int sysctl_wdog(int *, u_int, void *, size_t *, void *, size_t); 1091 1092 extern int (*cpu_cpuspeed)(int *); 1093 extern void (*cpu_setperf)(int); 1094 1095 int net_ifiq_sysctl(int *, u_int, void *, size_t *, void *, size_t); 1096 int bpf_sysctl(int *, u_int, void *, size_t *, void *, size_t); 1097 int pflow_sysctl(int *, u_int, void *, size_t *, void *, size_t); 1098 int pipex_sysctl(int *, u_int, void *, size_t *, void *, size_t); 1099 int mpls_sysctl(int *, u_int, void *, size_t *, void *, size_t); 1100 int pf_sysctl(void *, size_t *, void *, size_t); 1101 int uipc_sysctl(int *, u_int, void *, size_t *, void *, size_t); 1102 1103 #else /* !_KERNEL */ 1104 1105 __BEGIN_DECLS 1106 int sysctl(const int *, u_int, void *, size_t *, void *, size_t); 1107 __END_DECLS 1108 #endif /* _KERNEL */ 1109 #endif /* !_SYS_SYSCTL_H_ */
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