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Diffstat (limited to 'lib/libc/include/aarch64-macos-gnu/sys/sysctl.h')
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1 files changed, 779 insertions, 0 deletions
diff --git a/lib/libc/include/aarch64-macos-gnu/sys/sysctl.h b/lib/libc/include/aarch64-macos-gnu/sys/sysctl.h new file mode 100644 index 0000000000..80dbee50aa --- /dev/null +++ b/lib/libc/include/aarch64-macos-gnu/sys/sysctl.h @@ -0,0 +1,779 @@ +/* + * Copyright (c) 2000-2019 Apple Inc. All rights reserved. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ + * + * This file contains Original Code and/or Modifications of Original Code + * as defined in and that are subject to the Apple Public Source License + * Version 2.0 (the 'License'). You may not use this file except in + * compliance with the License. The rights granted to you under the License + * may not be used to create, or enable the creation or redistribution of, + * unlawful or unlicensed copies of an Apple operating system, or to + * circumvent, violate, or enable the circumvention or violation of, any + * terms of an Apple operating system software license agreement. + * + * Please obtain a copy of the License at + * http://www.opensource.apple.com/apsl/ and read it before using this file. + * + * The Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, + * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. + * Please see the License for the specific language governing rights and + * limitations under the License. + * + * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ + */ +/* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ +/* + * 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. + * + * 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 and its contributors. + * 4. Neither the name of the University nor the names of its 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 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 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 + */ +/* + * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce + * support for mandatory and extensible security protections. This notice + * is included in support of clause 2.2 (b) of the Apple Public License, + * Version 2.0. + */ + +#ifndef _SYS_SYSCTL_H_ +#define _SYS_SYSCTL_H_ + +/* + * These are for the eproc structure defined below. + */ +#include <sys/cdefs.h> + +#include <sys/appleapiopts.h> +#include <sys/time.h> +#include <sys/ucred.h> +#include <sys/proc.h> +#include <sys/vm.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. + * + * When declaring new sysctl names, use the CTLFLAG_LOCKED flag in the + * type to indicate that all necessary locking will be handled + * within the sysctl. + * + * Any sysctl defined without CTLFLAG_LOCKED is considered legacy + * and will be protected by a global mutex. + * + * Note: This is not optimal, so it is best to handle locking + * yourself, if you are able to do so. A simple design + * pattern for use to avoid in a single function known + * to potentially be in the paging path ot doing a DMA + * to physical memory in a user space process is: + * + * lock + * perform operation vs. local buffer + * unlock + * SYSCTL_OUT(rey, local buffer, length) + * + * ...this assumes you are not using a deep call graph + * or are unable to pass a local buffer address as a + * parameter into your deep call graph. + * + * Note that very large user buffers can fail the wire + * if to do so would require more physical pages than + * are available (the caller will get an ENOMEM error, + * see sysctl_mem_hold() for details). + */ +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 */ +#define CTLFLAG_MASKED 0x04000000 /* deprecated variable, do not display */ +#define CTLFLAG_NOAUTO 0x02000000 /* do not auto-register */ +#define CTLFLAG_KERN 0x01000000 /* valid inside the kernel */ +#define CTLFLAG_LOCKED 0x00800000 /* node will handle locking itself */ +#define CTLFLAG_OID2 0x00400000 /* struct sysctl_oid has version info */ + +/* + * 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, ""); + * + * Note that linker set technology will automatically register all nodes + * declared like this on kernel initialization, UNLESS they are defined + * in I/O-Kit. In this case, you have to call sysctl_register_oid() + * manually - just like in a KEXT. + */ +#define OID_AUTO (-1) +#define OID_AUTO_START 100 /* conventional */ + + +#define SYSCTL_DEF_ENABLED + +#ifdef SYSCTL_DEF_ENABLED +/* + * 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_MAXID 9 /* 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 }, \ +} + +/* + * 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_DOMAINNAME KERN_NISDOMAINNAME +#define KERN_MAXPARTITIONS 23 /* int: number of partitions/disk */ +#define KERN_KDEBUG 24 /* int: kernel trace points */ +#define KERN_UPDATEINTERVAL 25 /* int: update process sleep time */ +#define KERN_OSRELDATE 26 /* int: OS release date */ +#define KERN_NTP_PLL 27 /* node: NTP PLL control */ +#define KERN_BOOTFILE 28 /* string: name of booted kernel */ +#define KERN_MAXFILESPERPROC 29 /* int: max open files per proc */ +#define KERN_MAXPROCPERUID 30 /* int: max processes per uid */ +#define KERN_DUMPDEV 31 /* dev_t: device to dump on */ +#define KERN_IPC 32 /* node: anything related to IPC */ +#define KERN_DUMMY 33 /* unused */ +#define KERN_PS_STRINGS 34 /* int: address of PS_STRINGS */ +#define KERN_USRSTACK32 35 /* int: address of USRSTACK */ +#define KERN_LOGSIGEXIT 36 /* int: do we log sigexit procs? */ +#define KERN_SYMFILE 37 /* string: kernel symbol filename */ +#define KERN_PROCARGS 38 +/* 39 was KERN_PCSAMPLES... now obsolete */ +#define KERN_NETBOOT 40 /* int: are we netbooted? 1=yes,0=no */ +/* 41 was KERN_PANICINFO : panic UI information (deprecated) */ +#define KERN_SYSV 42 /* node: System V IPC information */ +#define KERN_AFFINITY 43 /* xxx */ +#define KERN_TRANSLATE 44 /* xxx */ +#define KERN_CLASSIC KERN_TRANSLATE /* XXX backwards compat */ +#define KERN_EXEC 45 /* xxx */ +#define KERN_CLASSICHANDLER KERN_EXEC /* XXX backwards compatibility */ +#define KERN_AIOMAX 46 /* int: max aio requests */ +#define KERN_AIOPROCMAX 47 /* int: max aio requests per process */ +#define KERN_AIOTHREADS 48 /* int: max aio worker threads */ +#ifdef __APPLE_API_UNSTABLE +#define KERN_PROCARGS2 49 +#endif /* __APPLE_API_UNSTABLE */ +#define KERN_COREFILE 50 /* string: corefile format string */ +#define KERN_COREDUMP 51 /* int: whether to coredump at all */ +#define KERN_SUGID_COREDUMP 52 /* int: whether to dump SUGID cores */ +#define KERN_PROCDELAYTERM 53 /* int: set/reset current proc for delayed termination during shutdown */ +#define KERN_SHREG_PRIVATIZABLE 54 /* int: can shared regions be privatized ? */ +/* 55 was KERN_PROC_LOW_PRI_IO... now deprecated */ +#define KERN_LOW_PRI_WINDOW 56 /* int: set/reset throttle window - milliseconds */ +#define KERN_LOW_PRI_DELAY 57 /* int: set/reset throttle delay - milliseconds */ +#define KERN_POSIX 58 /* node: posix tunables */ +#define KERN_USRSTACK64 59 /* LP64 user stack query */ +#define KERN_NX_PROTECTION 60 /* int: whether no-execute protection is enabled */ +#define KERN_TFP 61 /* Task for pid settings */ +#define KERN_PROCNAME 62 /* setup process program name(2*MAXCOMLEN) */ +#define KERN_THALTSTACK 63 /* for compat with older x86 and does nothing */ +#define KERN_SPECULATIVE_READS 64 /* int: whether speculative reads are disabled */ +#define KERN_OSVERSION 65 /* for build number i.e. 9A127 */ +#define KERN_SAFEBOOT 66 /* are we booted safe? */ +/* 67 was KERN_LCTX (login context) */ +#define KERN_RAGEVNODE 68 +#define KERN_TTY 69 /* node: tty settings */ +#define KERN_CHECKOPENEVT 70 /* spi: check the VOPENEVT flag on vnodes at open time */ +#define KERN_THREADNAME 71 /* set/get thread name */ +#define KERN_MAXID 72 /* number of valid kern ids */ +/* + * Don't add any more sysctls like this. Instead, use the SYSCTL_*() macros + * and OID_AUTO. This will have the added benefit of not having to recompile + * sysctl(8) to pick up your changes. + */ + + +#if defined(__LP64__) +#define KERN_USRSTACK KERN_USRSTACK64 +#else +#define KERN_USRSTACK KERN_USRSTACK32 +#endif + + +/* KERN_RAGEVNODE types */ +#define KERN_RAGE_PROC 1 +#define KERN_RAGE_THREAD 2 +#define KERN_UNRAGE_PROC 3 +#define KERN_UNRAGE_THREAD 4 + +/* KERN_OPENEVT types */ +#define KERN_OPENEVT_PROC 1 +#define KERN_UNOPENEVT_PROC 2 + +/* KERN_TFP types */ +#define KERN_TFP_POLICY 1 + +/* KERN_TFP_POLICY values . All policies allow task port for self */ +#define KERN_TFP_POLICY_DENY 0 /* Deny Mode: None allowed except privileged */ +#define KERN_TFP_POLICY_DEFAULT 2 /* Default Mode: related ones allowed and upcall authentication */ + +/* KERN_KDEBUG types */ +#define KERN_KDEFLAGS 1 +#define KERN_KDDFLAGS 2 +#define KERN_KDENABLE 3 +#define KERN_KDSETBUF 4 +#define KERN_KDGETBUF 5 +#define KERN_KDSETUP 6 +#define KERN_KDREMOVE 7 +#define KERN_KDSETREG 8 +#define KERN_KDGETREG 9 +#define KERN_KDREADTR 10 +#define KERN_KDPIDTR 11 +#define KERN_KDTHRMAP 12 +/* Don't use 13 as it is overloaded with KERN_VNODE */ +#define KERN_KDPIDEX 14 +#define KERN_KDSETRTCDEC 15 /* obsolete */ +#define KERN_KDGETENTROPY 16 /* obsolete */ +#define KERN_KDWRITETR 17 +#define KERN_KDWRITEMAP 18 +#define KERN_KDTEST 19 +/* 20 unused */ +#define KERN_KDREADCURTHRMAP 21 +#define KERN_KDSET_TYPEFILTER 22 +#define KERN_KDBUFWAIT 23 +#define KERN_KDCPUMAP 24 +/* 25 - 26 unused */ +#define KERN_KDWRITEMAP_V3 27 +#define KERN_KDWRITETR_V3 28 + +#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 }, \ + { "maxpartitions", CTLTYPE_INT }, \ + { "kdebug", CTLTYPE_INT }, \ + { "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 }, \ + { "dummy", CTLTYPE_INT }, \ + { "usrstack", CTLTYPE_INT }, \ + { "logsigexit", CTLTYPE_INT }, \ + { "symfile",CTLTYPE_STRING },\ + { "procargs",CTLTYPE_STRUCT },\ + { "dummy", CTLTYPE_INT }, /* deprecated pcsamples */ \ + { "netboot", CTLTYPE_INT }, \ + { "dummy", CTLTYPE_INT }, /* deprecated: panicinfo */ \ + { "sysv", CTLTYPE_NODE }, \ + { "dummy", CTLTYPE_INT }, \ + { "dummy", CTLTYPE_INT }, \ + { "exec", CTLTYPE_NODE }, \ + { "aiomax", CTLTYPE_INT }, \ + { "aioprocmax", CTLTYPE_INT }, \ + { "aiothreads", CTLTYPE_INT }, \ + { "procargs2",CTLTYPE_STRUCT }, \ + { "corefile",CTLTYPE_STRING }, \ + { "coredump", CTLTYPE_INT }, \ + { "sugid_coredump", CTLTYPE_INT }, \ + { "delayterm", CTLTYPE_INT }, \ + { "shreg_private", CTLTYPE_INT }, \ + { "proc_low_pri_io", CTLTYPE_INT }, \ + { "low_pri_window", CTLTYPE_INT }, \ + { "low_pri_delay", CTLTYPE_INT }, \ + { "posix", CTLTYPE_NODE }, \ + { "usrstack64", CTLTYPE_QUAD }, \ + { "nx", CTLTYPE_INT }, \ + { "tfp", CTLTYPE_NODE }, \ + { "procname", CTLTYPE_STRING }, \ + { "threadsigaltstack", CTLTYPE_INT }, \ + { "speculative_reads_disabled", CTLTYPE_INT }, \ + { "osversion", CTLTYPE_STRING }, \ + { "safeboot", CTLTYPE_INT }, \ + { "dummy", CTLTYPE_INT }, /* deprecated: lctx */ \ + { "rage_vnode", CTLTYPE_INT }, \ + { "tty", CTLTYPE_NODE }, \ + { "check_openevt", CTLTYPE_INT }, \ + { "thread_name", CTLTYPE_STRING } \ +} + +/* + * 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 */ +#define KERN_PROC_LCID 7 /* by login context id */ + +/* + * KERN_VFSNSPACE subtypes + */ +#define KERN_VFSNSPACE_HANDLE_PROC 1 +#define KERN_VFSNSPACE_UNHANDLE_PROC 2 + +/* + * KERN_PROC subtype ops return arrays of augmented proc structures: + */ + +struct _pcred { + char pc_lock[72]; /* opaque content */ + struct ucred *pc_ucred; /* Current credentials. */ + uid_t p_ruid; /* Real user id. */ + uid_t p_svuid; /* Saved effective user id. */ + gid_t p_rgid; /* Real group id. */ + gid_t p_svgid; /* Saved effective group id. */ + int p_refcnt; /* Number of references. */ +}; + +struct _ucred { + int32_t cr_ref; /* reference count */ + uid_t cr_uid; /* effective user id */ + short cr_ngroups; /* number of groups */ + gid_t cr_groups[NGROUPS]; /* groups */ +}; + +struct kinfo_proc { + struct extern_proc kp_proc; /* proc structure */ + struct eproc { + struct proc *e_paddr; /* address of proc */ + struct session *e_sess; /* session pointer */ + struct _pcred e_pcred; /* process credentials */ + struct _ucred e_ucred; /* current credentials */ + struct vmspace e_vm; /* address space */ + pid_t e_ppid; /* parent process id */ + pid_t e_pgid; /* process group id */ + short e_jobc; /* job control counter */ + dev_t e_tdev; /* controlling tty dev */ + pid_t e_tpgid; /* tty process group id */ + struct session *e_tsess; /* tty session pointer */ +#define WMESGLEN 7 + char e_wmesg[WMESGLEN + 1]; /* wchan message */ + segsz_t e_xsize; /* text size */ + short e_xrssize; /* text rss */ + short e_xccount; /* text references */ + short e_xswrss; + int32_t e_flag; +#define EPROC_CTTY 0x01 /* controlling tty vnode active */ +#define EPROC_SLEADER 0x02 /* session leader */ +#define COMAPT_MAXLOGNAME 12 + char e_login[COMAPT_MAXLOGNAME]; /* short setlogin() name */ + int32_t e_spare[4]; + } kp_eproc; +}; + + + +/* + * 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 */ +#define KIPC_SOQLIMITCOMPAT 10 /* int: socket queue limit */ + +/* + * CTL_VM identifiers + */ +#define VM_METER 1 /* struct vmmeter */ +#define VM_LOADAVG 2 /* struct loadavg */ +/* + * Note: "3" was skipped sometime ago and should probably remain unused + * to avoid any new entry from being accepted by older kernels... + */ +#define VM_MACHFACTOR 4 /* struct loadavg with mach factor*/ +#define VM_SWAPUSAGE 5 /* total swap usage */ +#define VM_MAXID 6 /* number of valid vm ids */ + +#define CTL_VM_NAMES { \ + { 0, 0 }, \ + { "vmmeter", CTLTYPE_STRUCT }, \ + { "loadavg", CTLTYPE_STRUCT }, \ + { 0, 0 }, /* placeholder for "3" (see comment above) */ \ + { "dummy", CTLTYPE_INT }, \ + { "swapusage", CTLTYPE_STRUCT } \ +} + +struct xsw_usage { + u_int64_t xsu_total; + u_int64_t xsu_avail; + u_int64_t xsu_used; + u_int32_t xsu_pagesize; + boolean_t xsu_encrypted; +}; + +#ifdef __APPLE_API_PRIVATE +/* Load average structure. Use of fixpt_t assume <sys/types.h> in scope. */ +/* XXX perhaps we should protect fixpt_t, and define it here (or discard it) */ +struct loadavg { + fixpt_t ldavg[3]; + long fscale; +}; +extern struct loadavg averunnable; +#define LSCALE 1000 /* scaling for "fixed point" arithmetic */ + +#endif /* __APPLE_API_PRIVATE */ + + +/* + * CTL_HW identifiers + */ +#define HW_MACHINE 1 /* string: machine class (deprecated: use HW_PRODUCT) */ +#define HW_MODEL 2 /* string: specific machine model (deprecated: use HW_TARGET) */ +#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_EPOCH 10 /* int: 0 for Legacy, else NewWorld */ +#define HW_FLOATINGPT 11 /* int: has HW floating point? */ +#define HW_MACHINE_ARCH 12 /* string: machine architecture */ +#define HW_VECTORUNIT 13 /* int: has HW vector unit? */ +#define HW_BUS_FREQ 14 /* int: Bus Frequency */ +#define HW_CPU_FREQ 15 /* int: CPU Frequency */ +#define HW_CACHELINE 16 /* int: Cache Line Size in Bytes */ +#define HW_L1ICACHESIZE 17 /* int: L1 I Cache Size in Bytes */ +#define HW_L1DCACHESIZE 18 /* int: L1 D Cache Size in Bytes */ +#define HW_L2SETTINGS 19 /* int: L2 Cache Settings */ +#define HW_L2CACHESIZE 20 /* int: L2 Cache Size in Bytes */ +#define HW_L3SETTINGS 21 /* int: L3 Cache Settings */ +#define HW_L3CACHESIZE 22 /* int: L3 Cache Size in Bytes */ +#define HW_TB_FREQ 23 /* int: Bus Frequency */ +#define HW_MEMSIZE 24 /* uint64_t: physical ram size */ +#define HW_AVAILCPU 25 /* int: number of available CPUs */ +#define HW_TARGET 26 /* string: model identifier */ +#define HW_PRODUCT 27 /* string: product identifier */ +#define HW_MAXID 28 /* number of valid hw ids */ + +#define CTL_HW_NAMES { \ + { 0, 0 }, \ + { "machine", CTLTYPE_STRING }, /* Deprecated: use hw.product */ \ + { "model", CTLTYPE_STRING }, /* Deprecated: use hw.target */ \ + { "ncpu", CTLTYPE_INT }, \ + { "byteorder", CTLTYPE_INT }, \ + { "physmem", CTLTYPE_INT }, \ + { "usermem", CTLTYPE_INT }, \ + { "pagesize", CTLTYPE_INT }, \ + { "disknames", CTLTYPE_STRUCT }, \ + { "diskstats", CTLTYPE_STRUCT }, \ + { "epoch", CTLTYPE_INT }, \ + { "floatingpoint", CTLTYPE_INT }, \ + { "machinearch", CTLTYPE_STRING }, \ + { "vectorunit", CTLTYPE_INT }, \ + { "busfrequency", CTLTYPE_INT }, \ + { "cpufrequency", CTLTYPE_INT }, \ + { "cachelinesize", CTLTYPE_INT }, \ + { "l1icachesize", CTLTYPE_INT }, \ + { "l1dcachesize", CTLTYPE_INT }, \ + { "l2settings", CTLTYPE_INT }, \ + { "l2cachesize", CTLTYPE_INT }, \ + { "l3settings", CTLTYPE_INT }, \ + { "l3cachesize", CTLTYPE_INT }, \ + { "tbfrequency", CTLTYPE_INT }, \ + { "memsize", CTLTYPE_QUAD }, \ + { "availcpu", CTLTYPE_INT }, \ + { "target", CTLTYPE_STRING }, \ + { "product", CTLTYPE_STRING }, \ +} + +/* + * XXX This information should be moved to the man page. + * + * These are the support HW selectors for sysctlbyname. Parameters that are byte counts or frequencies are 64 bit numbers. + * All other parameters are 32 bit numbers. + * + * hw.memsize - The number of bytes of physical memory in the system. + * + * hw.ncpu - The maximum number of processors that could be available this boot. + * Use this value for sizing of static per processor arrays; i.e. processor load statistics. + * + * hw.activecpu - The number of processors currently available for executing threads. + * Use this number to determine the number threads to create in SMP aware applications. + * This number can change when power management modes are changed. + * + * hw.physicalcpu - The number of physical processors available in the current power management mode. + * hw.physicalcpu_max - The maximum number of physical processors that could be available this boot + * + * hw.logicalcpu - The number of logical processors available in the current power management mode. + * hw.logicalcpu_max - The maximum number of logical processors that could be available this boot + * + * hw.tbfrequency - This gives the time base frequency used by the OS and is the basis of all timing services. + * In general is is better to use mach's or higher level timing services, but this value + * is needed to convert the PPC Time Base registers to real time. + * + * hw.cpufrequency - These values provide the current, min and max cpu frequency. The min and max are for + * hw.cpufrequency_max - all power management modes. The current frequency is the max frequency in the current mode. + * hw.cpufrequency_min - All frequencies are in Hz. + * + * hw.busfrequency - These values provide the current, min and max bus frequency. The min and max are for + * hw.busfrequency_max - all power management modes. The current frequency is the max frequency in the current mode. + * hw.busfrequency_min - All frequencies are in Hz. + * + * hw.cputype - These values provide the mach-o cpu type and subtype. A complete list is in <mach/machine.h> + * hw.cpusubtype - These values should be used to determine what processor family the running cpu is from so that + * the best binary can be chosen, or the best dynamic code generated. They should not be used + * to determine if a given processor feature is available. + * hw.cputhreadtype - This value will be present if the processor supports threads. Like hw.cpusubtype this selector + * should not be used to infer features, and only used to name the processors thread architecture. + * The values are defined in <mach/machine.h> + * + * hw.byteorder - Gives the byte order of the processor. 4321 for big endian, 1234 for little. + * + * hw.pagesize - Gives the size in bytes of the pages used by the processor and VM system. + * + * hw.cachelinesize - Gives the size in bytes of the processor's cache lines. + * This value should be use to control the strides of loops that use cache control instructions + * like dcbz, dcbt or dcbst. + * + * hw.l1dcachesize - These values provide the size in bytes of the L1, L2 and L3 caches. If a cache is not present + * hw.l1icachesize - then the selector will return and error. + * hw.l2cachesize - + * hw.l3cachesize - + * + * hw.packages - Gives the number of processor packages. + * + * These are the selectors for optional processor features for specific processors. Selectors that return errors are not support + * on the system. Supported features will return 1 if they are recommended or 0 if they are supported but are not expected to help . + * performance. Future versions of these selectors may return larger values as necessary so it is best to test for non zero. + * + * For PowerPC: + * + * hw.optional.floatingpoint - Floating Point Instructions + * hw.optional.altivec - AltiVec Instructions + * hw.optional.graphicsops - Graphics Operations + * hw.optional.64bitops - 64-bit Instructions + * hw.optional.fsqrt - HW Floating Point Square Root Instruction + * hw.optional.stfiwx - Store Floating Point as Integer Word Indexed Instructions + * hw.optional.dcba - Data Cache Block Allocate Instruction + * hw.optional.datastreams - Data Streams Instructions + * hw.optional.dcbtstreams - Data Cache Block Touch Steams Instruction Form + * + * For x86 Architecture: + * + * hw.optional.floatingpoint - Floating Point Instructions + * hw.optional.mmx - Original MMX vector instructions + * hw.optional.sse - Streaming SIMD Extensions + * hw.optional.sse2 - Streaming SIMD Extensions 2 + * hw.optional.sse3 - Streaming SIMD Extensions 3 + * hw.optional.supplementalsse3 - Supplemental Streaming SIMD Extensions 3 + * hw.optional.x86_64 - 64-bit support + */ + + +/* + * 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 } \ +} + + + +/* + * CTL_DEBUG definitions + * + * Second level identifier specifies which debug variable. + * Third level identifier specifies which stucture component. + */ +#define CTL_DEBUG_NAME 0 /* string: variable name */ +#define CTL_DEBUG_VALUE 1 /* int: variable value */ +#define CTL_DEBUG_MAXID 20 + + +#if (CTL_MAXID != 9) || (KERN_MAXID != 72) || (VM_MAXID != 6) || (HW_MAXID != 28) || (USER_MAXID != 21) || (CTL_DEBUG_MAXID != 20) +#error Use the SYSCTL_*() macros and OID_AUTO instead! +#endif + + + +__BEGIN_DECLS +int sysctl(int *, u_int, void *, size_t *, void *, size_t); +int sysctlbyname(const char *, void *, size_t *, void *, size_t); +int sysctlnametomib(const char *, int *, size_t *); +__END_DECLS + + + +#endif /* SYSCTL_DEF_ENABLED */ + + +#endif /* !_SYS_SYSCTL_H_ */
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