1384 lines
49 KiB
C
1384 lines
49 KiB
C
/* $NetBSD: sysctl.h,v 1.209 2013/09/20 12:20:01 wiz Exp $ */
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/*
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Mike Karels at Berkeley Software Design, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)sysctl.h 8.1 (Berkeley) 6/2/93
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*/
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#ifndef _SYS_SYSCTL_H_
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#define _SYS_SYSCTL_H_
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#include <sys/param.h> /* precautionary upon removal from ucred.h */
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#include <sys/proc.h> /* Needed for things like P_ZOMBIE() and LW_SINTR */
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#include <uvm/uvm_param.h>
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#if defined(_KERNEL) || defined(_KMEMUSER)
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/*
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* These are for the eproc structure defined below.
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*/
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#include <sys/time.h>
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#include <sys/ucred.h>
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#include <sys/ucontext.h>
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#include <sys/mallocvar.h>
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#include <uvm/uvm_extern.h>
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#endif
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/* For offsetof() */
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#if defined(_KERNEL) || defined(_STANDALONE)
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#include <sys/systm.h>
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#else
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#include <stddef.h>
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#include <stdbool.h>
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#endif
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#ifdef SYSCTL_PRIVATE
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#include <sys/cprng.h>
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#endif
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/*
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* Definitions for sysctl call. The sysctl call uses a hierarchical name
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* for objects that can be examined or modified. The name is expressed as
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* a sequence of integers. Like a file path name, the meaning of each
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* component depends on its place in the hierarchy. The top-level and kern
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* identifiers are defined here, and other identifiers are defined in the
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* respective subsystem header files.
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*/
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struct sysctlnode;
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#define CTL_MAXNAME 12 /* largest number of components supported */
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#define SYSCTL_NAMELEN 32 /* longest name allowed for a node */
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#define CREATE_BASE (1024) /* start of dynamic mib allocation */
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#define SYSCTL_DEFSIZE 8 /* initial size of a child set */
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/*
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* Each subsystem defined by sysctl defines a list of variables
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* for that subsystem. Each name is either a node with further
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* levels defined below it, or it is a leaf of some particular
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* type given below. Each sysctl level defines a set of name/type
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* pairs to be used by sysctl(1) in manipulating the subsystem.
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*/
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struct ctlname {
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const char *ctl_name; /* subsystem name */
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int ctl_type; /* type of name */
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};
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#define CTLTYPE_NODE 1 /* name is a node */
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#define CTLTYPE_INT 2 /* name describes an integer */
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#define CTLTYPE_STRING 3 /* name describes a string */
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#define CTLTYPE_QUAD 4 /* name describes a 64-bit number */
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#define CTLTYPE_STRUCT 5 /* name describes a structure */
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#define CTLTYPE_BOOL 6 /* name describes a bool */
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#ifdef _LP64
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#define CTLTYPE_LONG CTLTYPE_QUAD
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#else
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#define CTLTYPE_LONG CTLTYPE_INT
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#endif
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/*
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* Flags that apply to each node, governing access and other features
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*/
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#define CTLFLAG_READONLY 0x00000000
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/* #define CTLFLAG_UNUSED1 0x00000010 */
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/* #define CTLFLAG_UNUSED2 0x00000020 */
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/* #define CTLFLAG_READ* 0x00000040 */
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#define CTLFLAG_READWRITE 0x00000070
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#define CTLFLAG_ANYWRITE 0x00000080
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#define CTLFLAG_PRIVATE 0x00000100
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#define CTLFLAG_PERMANENT 0x00000200
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#define CTLFLAG_OWNDATA 0x00000400
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#define CTLFLAG_IMMEDIATE 0x00000800
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#define CTLFLAG_HEX 0x00001000
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#define CTLFLAG_ROOT 0x00002000
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#define CTLFLAG_ANYNUMBER 0x00004000
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#define CTLFLAG_HIDDEN 0x00008000
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#define CTLFLAG_ALIAS 0x00010000
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#define CTLFLAG_MMAP 0x00020000
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#define CTLFLAG_OWNDESC 0x00040000
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#define CTLFLAG_UNSIGNED 0x00080000
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/*
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* sysctl API version
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*/
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#define SYSCTL_VERS_MASK 0xff000000
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#define SYSCTL_VERS_0 0x00000000
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#define SYSCTL_VERS_1 0x01000000
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#define SYSCTL_VERSION SYSCTL_VERS_1
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#define SYSCTL_VERS(f) ((f) & SYSCTL_VERS_MASK)
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/*
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* Flags that can be set by a create request from user-space
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*/
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#define SYSCTL_USERFLAGS (CTLFLAG_READWRITE|\
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CTLFLAG_ANYWRITE|\
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CTLFLAG_PRIVATE|\
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CTLFLAG_OWNDATA|\
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CTLFLAG_IMMEDIATE|\
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CTLFLAG_HEX|\
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CTLFLAG_HIDDEN)
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/*
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* Accessor macros
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*/
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#define SYSCTL_TYPEMASK 0x0000000f
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#define SYSCTL_TYPE(x) ((x) & SYSCTL_TYPEMASK)
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#define SYSCTL_FLAGMASK 0x00fffff0
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#define SYSCTL_FLAGS(x) ((x) & SYSCTL_FLAGMASK)
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/*
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* Meta-identifiers
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*/
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#define CTL_EOL (-1) /* end of createv/destroyv list */
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#define CTL_QUERY (-2) /* enumerates children of a node */
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#define CTL_CREATE (-3) /* node create request */
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#define CTL_CREATESYM (-4) /* node create request with symbol */
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#define CTL_DESTROY (-5) /* node destroy request */
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#define CTL_MMAP (-6) /* mmap request */
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#define CTL_DESCRIBE (-7) /* get node descriptions */
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/*
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* Top-level identifiers
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*/
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#define CTL_UNSPEC 0 /* unused */
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#define CTL_KERN 1 /* "high kernel": proc, limits */
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#define CTL_VM 2 /* virtual memory */
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#define CTL_VFS 3 /* file system, mount type is next */
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#define CTL_NET 4 /* network, see socket.h */
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#define CTL_DEBUG 5 /* debugging parameters */
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#define CTL_HW 6 /* generic CPU/io */
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#define CTL_MACHDEP 7 /* machine dependent */
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#define CTL_USER 8 /* user-level */
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#define CTL_DDB 9 /* in-kernel debugger */
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#define CTL_PROC 10 /* per-proc attr */
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#define CTL_VENDOR 11 /* vendor-specific data */
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#define CTL_EMUL 12 /* emulation-specific data */
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#define CTL_SECURITY 13 /* security */
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#define CTL_MAXID 14 /* number of valid top-level ids */
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/*
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* The "vendor" toplevel name is to be used by vendors who wish to
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* have their own private MIB tree. If you do that, please use
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* vendor.<yourname>.*
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*/
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/*
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* CTL_KERN identifiers
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*/
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#define KERN_OSTYPE 1 /* string: system version */
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#define KERN_OSRELEASE 2 /* string: system release */
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#define KERN_OSREV 3 /* int: system revision */
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#define KERN_VERSION 4 /* string: compile time info */
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#define KERN_MAXVNODES 5 /* int: max vnodes */
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#define KERN_MAXPROC 6 /* int: max processes */
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#define KERN_MAXFILES 7 /* int: max open files */
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#define KERN_ARGMAX 8 /* int: max arguments to exec */
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#define KERN_SECURELVL 9 /* int: system security level */
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#define KERN_HOSTNAME 10 /* string: hostname */
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#define KERN_HOSTID 11 /* int: host identifier */
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#define KERN_CLOCKRATE 12 /* struct: struct clockinfo */
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#define KERN_VNODE 13 /* struct: vnode structures */
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#define KERN_PROC 14 /* struct: process entries */
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#define KERN_FILE 15 /* struct: file entries */
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#define KERN_PROF 16 /* node: kernel profiling info */
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#define KERN_POSIX1 17 /* int: POSIX.1 version */
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#define KERN_NGROUPS 18 /* int: # of supplemental group ids */
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#define KERN_JOB_CONTROL 19 /* int: is job control available */
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#define KERN_SAVED_IDS 20 /* int: saved set-user/group-ID */
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#define KERN_OBOOTTIME 21 /* struct: time kernel was booted */
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#define KERN_DOMAINNAME 22 /* string: (YP) domainname */
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#define KERN_MAXPARTITIONS 23 /* int: number of partitions/disk */
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#define KERN_RAWPARTITION 24 /* int: raw partition number */
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#define KERN_NTPTIME 25 /* struct: extended-precision time */
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#define KERN_TIMEX 26 /* struct: ntp timekeeping state */
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#define KERN_AUTONICETIME 27 /* int: proc time before autonice */
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#define KERN_AUTONICEVAL 28 /* int: auto nice value */
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#define KERN_RTC_OFFSET 29 /* int: offset of rtc from gmt */
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#define KERN_ROOT_DEVICE 30 /* string: root device */
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#define KERN_MSGBUFSIZE 31 /* int: max # of chars in msg buffer */
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#define KERN_FSYNC 32 /* int: file synchronization support */
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#define KERN_OLDSYSVMSG 33 /* old: SysV message queue support */
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#define KERN_OLDSYSVSEM 34 /* old: SysV semaphore support */
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#define KERN_OLDSYSVSHM 35 /* old: SysV shared memory support */
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#define KERN_OLDSHORTCORENAME 36 /* old, unimplemented */
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#define KERN_SYNCHRONIZED_IO 37 /* int: POSIX synchronized I/O */
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#define KERN_IOV_MAX 38 /* int: max iovec's for readv(2) etc. */
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#define KERN_MBUF 39 /* node: mbuf parameters */
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#define KERN_MAPPED_FILES 40 /* int: POSIX memory mapped files */
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#define KERN_MEMLOCK 41 /* int: POSIX memory locking */
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#define KERN_MEMLOCK_RANGE 42 /* int: POSIX memory range locking */
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#define KERN_MEMORY_PROTECTION 43 /* int: POSIX memory protections */
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#define KERN_LOGIN_NAME_MAX 44 /* int: max length login name + NUL */
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#define KERN_DEFCORENAME 45 /* old: sort core name format */
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#define KERN_LOGSIGEXIT 46 /* int: log signaled processes */
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#define KERN_PROC2 47 /* struct: process entries */
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#define KERN_PROC_ARGS 48 /* struct: process argv/env */
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#define KERN_FSCALE 49 /* int: fixpt FSCALE */
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#define KERN_CCPU 50 /* old: fixpt ccpu */
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#define KERN_CP_TIME 51 /* struct: CPU time counters */
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#define KERN_OLDSYSVIPC_INFO 52 /* old: number of valid kern ids */
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#define KERN_MSGBUF 53 /* kernel message buffer */
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#define KERN_CONSDEV 54 /* dev_t: console terminal device */
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#define KERN_MAXPTYS 55 /* int: maximum number of ptys */
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#define KERN_PIPE 56 /* node: pipe limits */
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#define KERN_MAXPHYS 57 /* int: kernel value of MAXPHYS */
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#define KERN_SBMAX 58 /* int: max socket buffer size */
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#define KERN_TKSTAT 59 /* tty in/out counters */
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#define KERN_MONOTONIC_CLOCK 60 /* int: POSIX monotonic clock */
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#define KERN_URND 61 /* int: random integer from urandom */
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#define KERN_LABELSECTOR 62 /* int: disklabel sector */
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#define KERN_LABELOFFSET 63 /* int: offset of label within sector */
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#define KERN_LWP 64 /* struct: lwp entries */
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#define KERN_FORKFSLEEP 65 /* int: sleep length on failed fork */
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#define KERN_POSIX_THREADS 66 /* int: POSIX Threads option */
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#define KERN_POSIX_SEMAPHORES 67 /* int: POSIX Semaphores option */
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#define KERN_POSIX_BARRIERS 68 /* int: POSIX Barriers option */
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#define KERN_POSIX_TIMERS 69 /* int: POSIX Timers option */
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#define KERN_POSIX_SPIN_LOCKS 70 /* int: POSIX Spin Locks option */
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#define KERN_POSIX_READER_WRITER_LOCKS 71 /* int: POSIX R/W Locks option */
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#define KERN_DUMP_ON_PANIC 72 /* int: dump on panic */
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#define KERN_SOMAXKVA 73 /* int: max socket kernel virtual mem */
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#define KERN_ROOT_PARTITION 74 /* int: root partition */
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#define KERN_DRIVERS 75 /* struct: driver names and majors #s */
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#define KERN_BUF 76 /* struct: buffers */
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#define KERN_FILE2 77 /* struct: file entries */
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#define KERN_VERIEXEC 78 /* node: verified exec */
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#define KERN_CP_ID 79 /* struct: cpu id numbers */
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#define KERN_HARDCLOCK_TICKS 80 /* int: number of hardclock ticks */
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#define KERN_ARND 81 /* void *buf, size_t siz random */
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#define KERN_SYSVIPC 82 /* node: SysV IPC parameters */
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#define KERN_BOOTTIME 83 /* struct: time kernel was booted */
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#define KERN_EVCNT 84 /* struct: evcnts */
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#define KERN_MAXID 85 /* number of valid kern ids */
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#define CTL_KERN_NAMES { \
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{ 0, 0 }, \
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{ "ostype", CTLTYPE_STRING }, \
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{ "osrelease", CTLTYPE_STRING }, \
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{ "osrevision", CTLTYPE_INT }, \
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{ "version", CTLTYPE_STRING }, \
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{ "maxvnodes", CTLTYPE_INT }, \
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{ "maxproc", CTLTYPE_INT }, \
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{ "maxfiles", CTLTYPE_INT }, \
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{ "argmax", CTLTYPE_INT }, \
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{ "securelevel", CTLTYPE_INT }, \
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{ "hostname", CTLTYPE_STRING }, \
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{ "hostid", CTLTYPE_INT }, \
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{ "clockrate", CTLTYPE_STRUCT }, \
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{ "vnode", CTLTYPE_STRUCT }, \
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{ "proc", CTLTYPE_STRUCT }, \
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{ "file", CTLTYPE_STRUCT }, \
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{ "profiling", CTLTYPE_NODE }, \
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{ "posix1version", CTLTYPE_INT }, \
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{ "ngroups", CTLTYPE_INT }, \
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{ "job_control", CTLTYPE_INT }, \
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{ "saved_ids", CTLTYPE_INT }, \
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{ 0, 0 }, \
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{ "domainname", CTLTYPE_STRING }, \
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{ "maxpartitions", CTLTYPE_INT }, \
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{ "rawpartition", CTLTYPE_INT }, \
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{ "ntptime", CTLTYPE_STRUCT }, \
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{ "timex", CTLTYPE_STRUCT }, \
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{ "autonicetime", CTLTYPE_INT }, \
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{ "autoniceval", CTLTYPE_INT }, \
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{ "rtc_offset", CTLTYPE_INT }, \
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{ "root_device", CTLTYPE_STRING }, \
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{ "msgbufsize", CTLTYPE_INT }, \
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{ "fsync", CTLTYPE_INT }, \
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{ 0, 0 }, \
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{ 0, 0 }, \
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{ 0, 0 }, \
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{ 0, 0 }, \
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{ "synchronized_io", CTLTYPE_INT }, \
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{ "iov_max", CTLTYPE_INT }, \
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{ "mbuf", CTLTYPE_NODE }, \
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{ "mapped_files", CTLTYPE_INT }, \
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{ "memlock", CTLTYPE_INT }, \
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{ "memlock_range", CTLTYPE_INT }, \
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{ "memory_protection", CTLTYPE_INT }, \
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{ "login_name_max", CTLTYPE_INT }, \
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{ "defcorename", CTLTYPE_STRING }, \
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{ "logsigexit", CTLTYPE_INT }, \
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{ "proc2", CTLTYPE_STRUCT }, \
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{ "proc_args", CTLTYPE_STRING }, \
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{ "fscale", CTLTYPE_INT }, \
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{ 0, 0 }, \
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{ "cp_time", CTLTYPE_STRUCT }, \
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{ 0, 0 }, \
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{ "msgbuf", CTLTYPE_STRUCT }, \
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{ "consdev", CTLTYPE_STRUCT }, \
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{ "maxptys", CTLTYPE_INT }, \
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{ "pipe", CTLTYPE_NODE }, \
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{ "maxphys", CTLTYPE_INT }, \
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{ "sbmax", CTLTYPE_INT }, \
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{ "tkstat", CTLTYPE_NODE }, \
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{ "monotonic_clock", CTLTYPE_INT }, \
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{ "urandom", CTLTYPE_INT }, \
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{ "labelsector", CTLTYPE_INT }, \
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{ "labeloffset", CTLTYPE_INT }, \
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{ "lwp", CTLTYPE_STRUCT }, \
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{ "forkfsleep", CTLTYPE_INT }, \
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{ "posix_threads", CTLTYPE_INT }, \
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{ "posix_semaphores", CTLTYPE_INT }, \
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{ "posix_barriers", CTLTYPE_INT }, \
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{ "posix_timers", CTLTYPE_INT }, \
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{ "posix_spin_locks", CTLTYPE_INT }, \
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{ "posix_reader_writer_locks", CTLTYPE_INT }, \
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{ "dump_on_panic", CTLTYPE_INT}, \
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{ "somaxkva", CTLTYPE_INT}, \
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{ "root_partition", CTLTYPE_INT}, \
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{ "drivers", CTLTYPE_STRUCT }, \
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{ "buf", CTLTYPE_NODE }, \
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{ "file2", CTLTYPE_STRUCT }, \
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{ "veriexec", CTLTYPE_NODE }, \
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{ "cp_id", CTLTYPE_STRUCT }, \
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{ "hardclock_ticks", CTLTYPE_INT }, \
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{ "arandom", CTLTYPE_STRUCT }, \
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{ "sysvipc", CTLTYPE_STRUCT }, \
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{ "boottime", CTLTYPE_STRUCT }, \
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{ "evcnt", CTLTYPE_STRUCT }, \
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}
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/*
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* KERN_CLOCKRATE structure
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*/
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struct clockinfo {
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int hz; /* clock frequency */
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int tick; /* micro-seconds per hz tick */
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int tickadj; /* clock skew rate for adjtime() */
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int stathz; /* statistics clock frequency */
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int profhz; /* profiling clock frequency */
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};
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/*
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* KERN_PROC subtypes
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*/
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#define KERN_PROC_ALL 0 /* everything */
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#define KERN_PROC_PID 1 /* by process id */
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#define KERN_PROC_PGRP 2 /* by process group id */
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#define KERN_PROC_SESSION 3 /* by session of pid */
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#define KERN_PROC_TTY 4 /* by controlling tty */
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#define KERN_PROC_UID 5 /* by effective uid */
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#define KERN_PROC_RUID 6 /* by real uid */
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#define KERN_PROC_GID 7 /* by effective gid */
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#define KERN_PROC_RGID 8 /* by real gid */
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/*
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* KERN_PROC_TTY sub-subtypes
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*/
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#define KERN_PROC_TTY_NODEV NODEV /* no controlling tty */
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#define KERN_PROC_TTY_REVOKE ((dev_t)-2) /* revoked tty */
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struct ki_pcred {
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void *p_pad;
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uid_t p_ruid; /* Real user id */
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uid_t p_svuid; /* Saved effective user id */
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gid_t p_rgid; /* Real group id */
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gid_t p_svgid; /* Saved effective group id */
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int p_refcnt; /* Number of references */
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};
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struct ki_ucred {
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uint32_t cr_ref; /* reference count */
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uid_t cr_uid; /* effective user id */
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gid_t cr_gid; /* effective group id */
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uint32_t cr_ngroups; /* number of groups */
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gid_t cr_groups[NGROUPS]; /* groups */
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};
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#if defined(_KERNEL) || defined(_KMEMUSER)
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/*
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* KERN_PROC subtype ops return arrays of augmented proc structures:
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*/
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struct kinfo_proc {
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struct proc kp_proc; /* proc structure */
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struct eproc {
|
|
struct proc *e_paddr; /* address of proc */
|
|
struct session *e_sess; /* session pointer */
|
|
struct ki_pcred e_pcred; /* process credentials */
|
|
struct ki_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 */
|
|
uint32_t e_tdev; /* XXX: controlling tty dev */
|
|
pid_t e_tpgid; /* tty process group id */
|
|
struct session *e_tsess; /* tty session pointer */
|
|
#define WMESGLEN 8
|
|
char e_wmesg[WMESGLEN]; /* wchan message */
|
|
segsz_t e_xsize; /* text size */
|
|
short e_xrssize; /* text rss */
|
|
short e_xccount; /* text references */
|
|
short e_xswrss;
|
|
long e_flag; /* see p_eflag below */
|
|
char e_login[MAXLOGNAME]; /* setlogin() name */
|
|
pid_t e_sid; /* session id */
|
|
long e_spare[3];
|
|
} kp_eproc;
|
|
};
|
|
#endif /* defined(_KERNEL) || defined(_KMEMUSER) */
|
|
|
|
/*
|
|
* Convert pointer to 64 bit unsigned integer for struct
|
|
* kinfo_proc2, etc.
|
|
*/
|
|
#define PTRTOUINT64(p) ((uint64_t)(uintptr_t)(p))
|
|
#define UINT64TOPTR(u) ((void *)(uintptr_t)(u))
|
|
|
|
/*
|
|
* KERN_PROC2 subtype ops return arrays of relatively fixed size
|
|
* structures of process info. Use 8 byte alignment, and new
|
|
* elements should only be added to the end of this structure so
|
|
* binary compatibility can be preserved.
|
|
*/
|
|
#define KI_NGROUPS 16
|
|
#define KI_MAXCOMLEN 24 /* extra for 8 byte alignment */
|
|
#define KI_WMESGLEN 8
|
|
#define KI_MAXLOGNAME 24 /* extra for 8 byte alignment */
|
|
#define KI_MAXEMULLEN 16
|
|
#define KI_LNAMELEN 20 /* extra 4 for alignment */
|
|
|
|
#define KI_NOCPU (~(uint64_t)0)
|
|
|
|
typedef struct {
|
|
uint32_t __bits[4];
|
|
} ki_sigset_t;
|
|
|
|
struct kinfo_proc2 {
|
|
uint64_t p_forw; /* PTR: linked run/sleep queue. */
|
|
uint64_t p_back;
|
|
uint64_t p_paddr; /* PTR: address of proc */
|
|
|
|
uint64_t p_addr; /* PTR: Kernel virtual addr of u-area */
|
|
uint64_t p_fd; /* PTR: Ptr to open files structure. */
|
|
uint64_t p_cwdi; /* PTR: cdir/rdir/cmask info */
|
|
uint64_t p_stats; /* PTR: Accounting/statistics */
|
|
uint64_t p_limit; /* PTR: Process limits. */
|
|
uint64_t p_vmspace; /* PTR: Address space. */
|
|
uint64_t p_sigacts; /* PTR: Signal actions, state */
|
|
uint64_t p_sess; /* PTR: session pointer */
|
|
uint64_t p_tsess; /* PTR: tty session pointer */
|
|
uint64_t p_ru; /* PTR: Exit information. XXX */
|
|
|
|
int32_t p_eflag; /* LONG: extra kinfo_proc2 flags */
|
|
#define EPROC_CTTY 0x01 /* controlling tty vnode active */
|
|
#define EPROC_SLEADER 0x02 /* session leader */
|
|
int32_t p_exitsig; /* INT: signal to sent to parent on exit */
|
|
int32_t p_flag; /* INT: P_* flags. */
|
|
|
|
int32_t p_pid; /* PID_T: Process identifier. */
|
|
int32_t p_ppid; /* PID_T: Parent process id */
|
|
int32_t p_sid; /* PID_T: session id */
|
|
int32_t p__pgid; /* PID_T: process group id */
|
|
/* XXX: <sys/proc.h> hijacks p_pgid */
|
|
int32_t p_tpgid; /* PID_T: tty process group id */
|
|
|
|
uint32_t p_uid; /* UID_T: effective user id */
|
|
uint32_t p_ruid; /* UID_T: real user id */
|
|
uint32_t p_gid; /* GID_T: effective group id */
|
|
uint32_t p_rgid; /* GID_T: real group id */
|
|
|
|
uint32_t p_groups[KI_NGROUPS]; /* GID_T: groups */
|
|
int16_t p_ngroups; /* SHORT: number of groups */
|
|
|
|
int16_t p_jobc; /* SHORT: job control counter */
|
|
uint32_t p_tdev; /* XXX: DEV_T: controlling tty dev */
|
|
|
|
uint32_t p_estcpu; /* U_INT: Time averaged value of p_cpticks. */
|
|
uint32_t p_rtime_sec; /* STRUCT TIMEVAL: Real time. */
|
|
uint32_t p_rtime_usec; /* STRUCT TIMEVAL: Real time. */
|
|
int32_t p_cpticks; /* INT: Ticks of CPU time. */
|
|
uint32_t p_pctcpu; /* FIXPT_T: %cpu for this process during p_swtime */
|
|
uint32_t p_swtime; /* U_INT: Time swapped in or out. */
|
|
uint32_t p_slptime; /* U_INT: Time since last blocked. */
|
|
int32_t p_schedflags; /* INT: PSCHED_* flags */
|
|
|
|
uint64_t p_uticks; /* U_QUAD_T: Statclock hits in user mode. */
|
|
uint64_t p_sticks; /* U_QUAD_T: Statclock hits in system mode. */
|
|
uint64_t p_iticks; /* U_QUAD_T: Statclock hits processing intr. */
|
|
|
|
uint64_t p_tracep; /* PTR: Trace to vnode or file */
|
|
int32_t p_traceflag; /* INT: Kernel trace points. */
|
|
|
|
int32_t p_holdcnt; /* INT: If non-zero, don't swap. */
|
|
|
|
ki_sigset_t p_siglist; /* SIGSET_T: Signals arrived but not delivered. */
|
|
ki_sigset_t p_sigmask; /* SIGSET_T: Current signal mask. */
|
|
ki_sigset_t p_sigignore; /* SIGSET_T: Signals being ignored. */
|
|
ki_sigset_t p_sigcatch; /* SIGSET_T: Signals being caught by user. */
|
|
|
|
int8_t p_stat; /* CHAR: S* process status (from LWP). */
|
|
uint8_t p_priority; /* U_CHAR: Process priority. */
|
|
uint8_t p_usrpri; /* U_CHAR: User-priority based on p_cpu and p_nice. */
|
|
uint8_t p_nice; /* U_CHAR: Process "nice" value. */
|
|
|
|
uint16_t p_xstat; /* U_SHORT: Exit status for wait; also stop signal. */
|
|
uint16_t p_acflag; /* U_SHORT: Accounting flags. */
|
|
|
|
char p_comm[KI_MAXCOMLEN];
|
|
|
|
char p_wmesg[KI_WMESGLEN]; /* wchan message */
|
|
uint64_t p_wchan; /* PTR: sleep address. */
|
|
|
|
char p_login[KI_MAXLOGNAME]; /* setlogin() name */
|
|
|
|
int32_t p_vm_rssize; /* SEGSZ_T: current resident set size in pages */
|
|
int32_t p_vm_tsize; /* SEGSZ_T: text size (pages) */
|
|
int32_t p_vm_dsize; /* SEGSZ_T: data size (pages) */
|
|
int32_t p_vm_ssize; /* SEGSZ_T: stack size (pages) */
|
|
|
|
int64_t p_uvalid; /* CHAR: following p_u* parameters are valid */
|
|
/* XXX 64 bits for alignment */
|
|
uint32_t p_ustart_sec; /* STRUCT TIMEVAL: starting time. */
|
|
uint32_t p_ustart_usec; /* STRUCT TIMEVAL: starting time. */
|
|
|
|
uint32_t p_uutime_sec; /* STRUCT TIMEVAL: user time. */
|
|
uint32_t p_uutime_usec; /* STRUCT TIMEVAL: user time. */
|
|
uint32_t p_ustime_sec; /* STRUCT TIMEVAL: system time. */
|
|
uint32_t p_ustime_usec; /* STRUCT TIMEVAL: system time. */
|
|
|
|
uint64_t p_uru_maxrss; /* LONG: max resident set size. */
|
|
uint64_t p_uru_ixrss; /* LONG: integral shared memory size. */
|
|
uint64_t p_uru_idrss; /* LONG: integral unshared data ". */
|
|
uint64_t p_uru_isrss; /* LONG: integral unshared stack ". */
|
|
uint64_t p_uru_minflt; /* LONG: page reclaims. */
|
|
uint64_t p_uru_majflt; /* LONG: page faults. */
|
|
uint64_t p_uru_nswap; /* LONG: swaps. */
|
|
uint64_t p_uru_inblock; /* LONG: block input operations. */
|
|
uint64_t p_uru_oublock; /* LONG: block output operations. */
|
|
uint64_t p_uru_msgsnd; /* LONG: messages sent. */
|
|
uint64_t p_uru_msgrcv; /* LONG: messages received. */
|
|
uint64_t p_uru_nsignals; /* LONG: signals received. */
|
|
uint64_t p_uru_nvcsw; /* LONG: voluntary context switches. */
|
|
uint64_t p_uru_nivcsw; /* LONG: involuntary ". */
|
|
|
|
uint32_t p_uctime_sec; /* STRUCT TIMEVAL: child u+s time. */
|
|
uint32_t p_uctime_usec; /* STRUCT TIMEVAL: child u+s time. */
|
|
uint64_t p_cpuid; /* LONG: CPU id */
|
|
uint64_t p_realflag; /* INT: P_* flags (not including LWPs). */
|
|
uint64_t p_nlwps; /* LONG: Number of LWPs */
|
|
uint64_t p_nrlwps; /* LONG: Number of running LWPs */
|
|
uint64_t p_realstat; /* LONG: non-LWP process status */
|
|
uint32_t p_svuid; /* UID_T: saved user id */
|
|
uint32_t p_svgid; /* GID_T: saved group id */
|
|
char p_ename[KI_MAXEMULLEN]; /* emulation name */
|
|
int64_t p_vm_vsize; /* SEGSZ_T: total map size (pages) */
|
|
int64_t p_vm_msize; /* SEGSZ_T: stack-adjusted map size (pages) */
|
|
};
|
|
|
|
/*
|
|
* Compat flags for kinfo_proc, kinfo_proc2. Not guaranteed to be stable.
|
|
* Some of them used to be shared with LWP flags.
|
|
* XXXAD Trim to the minimum necessary...
|
|
*/
|
|
|
|
#define P_ADVLOCK 0x00000001
|
|
#define P_CONTROLT 0x00000002
|
|
#define L_INMEM 0x00000004
|
|
#define P_INMEM /* 0x00000004 */ L_INMEM
|
|
#define P_NOCLDSTOP 0x00000008
|
|
#define P_PPWAIT 0x00000010
|
|
#define P_PROFIL 0x00000020
|
|
#define L_SELECT 0x00000040
|
|
#define P_SELECT /* 0x00000040 */ L_SELECT
|
|
#define L_SINTR 0x00000080
|
|
#define P_SINTR /* 0x00000080 */ L_SINTR
|
|
#define P_SUGID 0x00000100
|
|
#define L_SYSTEM 0x00000200
|
|
#define P_SYSTEM /* 0x00000200 */ L_SYSTEM
|
|
#define L_SA 0x00000400
|
|
#define P_SA /* 0x00000400 */ L_SA
|
|
#define P_TRACED 0x00000800
|
|
#define P_WAITED 0x00001000
|
|
#define P_WEXIT 0x00002000
|
|
#define P_EXEC 0x00004000
|
|
#define P_OWEUPC 0x00008000
|
|
#define P_FSTRACE 0x00010000
|
|
#define P_NOCLDWAIT 0x00020000
|
|
#define P_32 0x00040000
|
|
#define P_CLDSIGIGN 0x00080000
|
|
#define P_SYSTRACE 0x00200000
|
|
#define P_CHTRACED 0x00400000
|
|
#define P_STOPFORK 0x00800000
|
|
#define P_STOPEXEC 0x01000000
|
|
#define P_STOPEXIT 0x02000000
|
|
#define P_SYSCALL 0x04000000
|
|
#define P_PAXMPROTECT 0x08000000
|
|
#define P_PAXNOMPROTECT 0x10000000
|
|
|
|
/*
|
|
* LWP compat flags.
|
|
*/
|
|
#define L_DETACHED 0x00800000
|
|
|
|
/*
|
|
* KERN_LWP structure. See notes on KERN_PROC2 about adding elements.
|
|
*/
|
|
struct kinfo_lwp {
|
|
uint64_t l_forw; /* PTR: linked run/sleep queue. */
|
|
uint64_t l_back;
|
|
uint64_t l_laddr; /* PTR: Address of LWP */
|
|
uint64_t l_addr; /* PTR: Kernel virtual addr of u-area */
|
|
int32_t l_lid; /* LWPID_T: LWP identifier */
|
|
int32_t l_flag; /* INT: L_* flags. */
|
|
uint32_t l_swtime; /* U_INT: Time swapped in or out. */
|
|
uint32_t l_slptime; /* U_INT: Time since last blocked. */
|
|
int32_t l_schedflags; /* INT: PSCHED_* flags */
|
|
int32_t l_holdcnt; /* INT: If non-zero, don't swap. */
|
|
uint8_t l_priority; /* U_CHAR: Process priority. */
|
|
uint8_t l_usrpri; /* U_CHAR: User-priority based on l_cpu and p_nice. */
|
|
int8_t l_stat; /* CHAR: S* process status. */
|
|
int8_t l_pad1; /* fill out to 4-byte boundary */
|
|
int32_t l_pad2; /* .. and then to an 8-byte boundary */
|
|
char l_wmesg[KI_WMESGLEN]; /* wchan message */
|
|
uint64_t l_wchan; /* PTR: sleep address. */
|
|
uint64_t l_cpuid; /* LONG: CPU id */
|
|
uint32_t l_rtime_sec; /* STRUCT TIMEVAL: Real time. */
|
|
uint32_t l_rtime_usec; /* STRUCT TIMEVAL: Real time. */
|
|
uint32_t l_cpticks; /* INT: ticks during l_swtime */
|
|
uint32_t l_pctcpu; /* FIXPT_T: cpu usage for ps */
|
|
uint32_t l_pid; /* PID_T: process identifier */
|
|
char l_name[KI_LNAMELEN]; /* CHAR[]: name, may be empty */
|
|
};
|
|
|
|
/*
|
|
* KERN_PROC_ARGS subtypes
|
|
*/
|
|
#define KERN_PROC_ARGV 1 /* argv */
|
|
#define KERN_PROC_NARGV 2 /* number of strings in above */
|
|
#define KERN_PROC_ENV 3 /* environ */
|
|
#define KERN_PROC_NENV 4 /* number of strings in above */
|
|
|
|
/*
|
|
* KERN_SYSVIPC subtypes
|
|
*/
|
|
#define KERN_SYSVIPC_INFO 1 /* struct: number of valid kern ids */
|
|
#define KERN_SYSVIPC_MSG 2 /* int: SysV message queue support */
|
|
#define KERN_SYSVIPC_SEM 3 /* int: SysV semaphore support */
|
|
#define KERN_SYSVIPC_SHM 4 /* int: SysV shared memory support */
|
|
#define KERN_SYSVIPC_SHMMAX 5 /* int: max shared memory segment size (bytes) */
|
|
#define KERN_SYSVIPC_SHMMNI 6 /* int: max number of shared memory identifiers */
|
|
#define KERN_SYSVIPC_SHMSEG 7 /* int: max shared memory segments per process */
|
|
#define KERN_SYSVIPC_SHMMAXPGS 8 /* int: max amount of shared memory (pages) */
|
|
#define KERN_SYSVIPC_SHMUSEPHYS 9 /* int: physical memory usage */
|
|
|
|
/*
|
|
* KERN_SYSVIPC_INFO subtypes
|
|
*/
|
|
/* KERN_SYSVIPC_OMSG_INFO 1 */
|
|
/* KERN_SYSVIPC_OSEM_INFO 2 */
|
|
/* KERN_SYSVIPC_OSHM_INFO 3 */
|
|
#define KERN_SYSVIPC_MSG_INFO 4 /* msginfo and msgid_ds */
|
|
#define KERN_SYSVIPC_SEM_INFO 5 /* seminfo and semid_ds */
|
|
#define KERN_SYSVIPC_SHM_INFO 6 /* shminfo and shmid_ds */
|
|
|
|
/*
|
|
* tty counter sysctl variables
|
|
*/
|
|
#define KERN_TKSTAT_NIN 1 /* total input character */
|
|
#define KERN_TKSTAT_NOUT 2 /* total output character */
|
|
#define KERN_TKSTAT_CANCC 3 /* canonical input character */
|
|
#define KERN_TKSTAT_RAWCC 4 /* raw input character */
|
|
#define KERN_TKSTAT_MAXID 5 /* number of valid TKSTAT ids */
|
|
|
|
#define KERN_TKSTAT_NAMES { \
|
|
{ 0, 0 }, \
|
|
{ "nin", CTLTYPE_QUAD }, \
|
|
{ "nout", CTLTYPE_QUAD }, \
|
|
{ "cancc", CTLTYPE_QUAD }, \
|
|
{ "rawcc", CTLTYPE_QUAD }, \
|
|
}
|
|
|
|
/*
|
|
* kern.drivers returns an array of these.
|
|
*/
|
|
|
|
struct kinfo_drivers {
|
|
devmajor_t d_cmajor;
|
|
devmajor_t d_bmajor;
|
|
char d_name[24];
|
|
};
|
|
|
|
/*
|
|
* KERN_BUF subtypes, like KERN_PROC2, where the four following mib
|
|
* entries specify "which type of buf", "which particular buf",
|
|
* "sizeof buf", and "how many". Currently, only "all buf" is
|
|
* defined.
|
|
*/
|
|
#define KERN_BUF_ALL 0 /* all buffers */
|
|
|
|
/*
|
|
* kern.buf returns an array of these structures, which are designed
|
|
* both to be immune to 32/64 bit emulation issues and to provide
|
|
* backwards compatibility. Note that the order here differs slightly
|
|
* from the real struct buf in order to achieve proper 64 bit
|
|
* alignment.
|
|
*/
|
|
struct buf_sysctl {
|
|
uint32_t b_flags; /* LONG: B_* flags */
|
|
int32_t b_error; /* INT: Errno value */
|
|
int32_t b_prio; /* INT: Hint for buffer queue discipline */
|
|
uint32_t b_dev; /* DEV_T: Device associated with buffer */
|
|
uint64_t b_bufsize; /* LONG: Allocated buffer size */
|
|
uint64_t b_bcount; /* LONG: Valid bytes in buffer */
|
|
uint64_t b_resid; /* LONG: Remaining I/O */
|
|
uint64_t b_addr; /* CADDR_T: Memory, superblocks, indirect... */
|
|
uint64_t b_blkno; /* DADDR_T: Underlying physical block number */
|
|
uint64_t b_rawblkno; /* DADDR_T: Raw underlying physical block */
|
|
uint64_t b_iodone; /* PTR: Function called upon completion */
|
|
uint64_t b_proc; /* PTR: Associated proc if B_PHYS set */
|
|
uint64_t b_vp; /* PTR: File vnode */
|
|
uint64_t b_saveaddr; /* PTR: Original b_addr for physio */
|
|
uint64_t b_lblkno; /* DADDR_T: Logical block number */
|
|
};
|
|
|
|
/*
|
|
* kern.file2 returns an array of these structures, which are designed
|
|
* both to be immune to be immune to 32/64 bit emulation issues and to
|
|
* provide backwards compatibility. The order differs slightly from
|
|
* that of the real struct file, and some fields are taken from other
|
|
* structures (struct vnode, struct proc) in order to make the file
|
|
* information more useful.
|
|
*/
|
|
struct kinfo_file {
|
|
uint64_t ki_fileaddr; /* PTR: address of struct file */
|
|
uint32_t ki_flag; /* INT: flags (see fcntl.h) */
|
|
uint32_t ki_iflags; /* INT: internal flags */
|
|
uint32_t ki_ftype; /* INT: descriptor type */
|
|
uint32_t ki_count; /* UINT: reference count */
|
|
uint32_t ki_msgcount; /* UINT: references from msg queue */
|
|
uint32_t ki_usecount; /* INT: number active users */
|
|
uint64_t ki_fucred; /* PTR: creds for descriptor */
|
|
uint32_t ki_fuid; /* UID_T: descriptor credentials */
|
|
uint32_t ki_fgid; /* GID_T: descriptor credentials */
|
|
uint64_t ki_fops; /* PTR: address of fileops */
|
|
uint64_t ki_foffset; /* OFF_T: offset */
|
|
uint64_t ki_fdata; /* PTR: descriptor data */
|
|
|
|
/* vnode information to glue this file to something */
|
|
uint64_t ki_vun; /* PTR: socket, specinfo, etc */
|
|
uint64_t ki_vsize; /* OFF_T: size of file */
|
|
uint32_t ki_vtype; /* ENUM: vnode type */
|
|
uint32_t ki_vtag; /* ENUM: type of underlying data */
|
|
uint64_t ki_vdata; /* PTR: private data for fs */
|
|
|
|
/* process information when retrieved via KERN_FILE_BYPID */
|
|
uint32_t ki_pid; /* PID_T: process id */
|
|
int32_t ki_fd; /* INT: descriptor number */
|
|
uint32_t ki_ofileflags; /* CHAR: open file flags */
|
|
uint32_t _ki_padto64bits;
|
|
};
|
|
|
|
#define KERN_FILE_BYFILE 1
|
|
#define KERN_FILE_BYPID 2
|
|
#define KERN_FILESLOP 10
|
|
|
|
/*
|
|
* kern.evcnt returns an array of these structures, which are designed both to
|
|
* be immune to 32/64 bit emulation issues. Note that the struct here differs
|
|
* from the real struct evcnt but contains the same information in order to
|
|
* accommodate sysctl.
|
|
*/
|
|
struct evcnt_sysctl {
|
|
uint64_t ev_count; /* current count */
|
|
uint64_t ev_addr; /* kernel address of evcnt */
|
|
uint64_t ev_parent; /* kernel address of parent */
|
|
uint8_t ev_type; /* EVCNT_TRAP_* */
|
|
uint8_t ev_grouplen; /* length of group with NUL */
|
|
uint8_t ev_namelen; /* length of name with NUL */
|
|
uint8_t ev_len; /* multiply by 8 */
|
|
/*
|
|
* Now the group and name strings follow (both include the trailing
|
|
* NUL). ev_name start at &ev_strings[ev_grouplen+1]
|
|
*/
|
|
char ev_strings[0];
|
|
};
|
|
|
|
#define KERN_EVCNT_COUNT_ANY 0
|
|
#define KERN_EVCNT_COUNT_NONZERO 1
|
|
|
|
/*
|
|
* CTL_HW identifiers
|
|
*/
|
|
#define HW_MACHINE 1 /* string: machine class */
|
|
#define HW_MODEL 2 /* string: specific machine model */
|
|
#define HW_NCPU 3 /* int: number of cpus */
|
|
#define HW_BYTEORDER 4 /* int: machine byte order */
|
|
#define HW_PHYSMEM 5 /* int: total memory (bytes) */
|
|
#define HW_USERMEM 6 /* int: non-kernel memory (bytes) */
|
|
#define HW_PAGESIZE 7 /* int: software page size */
|
|
#define HW_DISKNAMES 8 /* string: disk drive names */
|
|
#define HW_IOSTATS 9 /* struct: iostats[] */
|
|
#define HW_MACHINE_ARCH 10 /* string: machine architecture */
|
|
#define HW_ALIGNBYTES 11 /* int: ALIGNBYTES for the kernel */
|
|
#define HW_CNMAGIC 12 /* string: console magic sequence(s) */
|
|
#define HW_PHYSMEM64 13 /* quad: total memory (bytes) */
|
|
#define HW_USERMEM64 14 /* quad: non-kernel memory (bytes) */
|
|
#define HW_IOSTATNAMES 15 /* string: iostat names */
|
|
#define HW_MAXID 15 /* number of valid hw ids */
|
|
#define HW_NCPUONLINE 16 /* number CPUs online */
|
|
|
|
#define CTL_HW_NAMES { \
|
|
{ 0, 0 }, \
|
|
{ "machine", CTLTYPE_STRING }, \
|
|
{ "model", CTLTYPE_STRING }, \
|
|
{ "ncpu", CTLTYPE_INT }, \
|
|
{ "byteorder", CTLTYPE_INT }, \
|
|
{ "physmem", CTLTYPE_INT }, \
|
|
{ "usermem", CTLTYPE_INT }, \
|
|
{ "pagesize", CTLTYPE_INT }, \
|
|
{ "drivenames", CTLTYPE_STRING }, \
|
|
{ "drivestats", CTLTYPE_STRUCT }, \
|
|
{ "machine_arch", CTLTYPE_STRING }, \
|
|
{ "alignbytes", CTLTYPE_INT }, \
|
|
{ "cnmagic", CTLTYPE_STRING }, \
|
|
{ "physmem64", CTLTYPE_QUAD }, \
|
|
{ "usermem64", CTLTYPE_QUAD }, \
|
|
{ "ncpuonline", CTLTYPE_INT }, \
|
|
}
|
|
|
|
/*
|
|
* CTL_USER definitions
|
|
*/
|
|
#define USER_CS_PATH 1 /* string: _CS_PATH */
|
|
#define USER_BC_BASE_MAX 2 /* int: BC_BASE_MAX */
|
|
#define USER_BC_DIM_MAX 3 /* int: BC_DIM_MAX */
|
|
#define USER_BC_SCALE_MAX 4 /* int: BC_SCALE_MAX */
|
|
#define USER_BC_STRING_MAX 5 /* int: BC_STRING_MAX */
|
|
#define USER_COLL_WEIGHTS_MAX 6 /* int: COLL_WEIGHTS_MAX */
|
|
#define USER_EXPR_NEST_MAX 7 /* int: EXPR_NEST_MAX */
|
|
#define USER_LINE_MAX 8 /* int: LINE_MAX */
|
|
#define USER_RE_DUP_MAX 9 /* int: RE_DUP_MAX */
|
|
#define USER_POSIX2_VERSION 10 /* int: POSIX2_VERSION */
|
|
#define USER_POSIX2_C_BIND 11 /* int: POSIX2_C_BIND */
|
|
#define USER_POSIX2_C_DEV 12 /* int: POSIX2_C_DEV */
|
|
#define USER_POSIX2_CHAR_TERM 13 /* int: POSIX2_CHAR_TERM */
|
|
#define USER_POSIX2_FORT_DEV 14 /* int: POSIX2_FORT_DEV */
|
|
#define USER_POSIX2_FORT_RUN 15 /* int: POSIX2_FORT_RUN */
|
|
#define USER_POSIX2_LOCALEDEF 16 /* int: POSIX2_LOCALEDEF */
|
|
#define USER_POSIX2_SW_DEV 17 /* int: POSIX2_SW_DEV */
|
|
#define USER_POSIX2_UPE 18 /* int: POSIX2_UPE */
|
|
#define USER_STREAM_MAX 19 /* int: POSIX2_STREAM_MAX */
|
|
#define USER_TZNAME_MAX 20 /* int: _POSIX_TZNAME_MAX */
|
|
#define USER_ATEXIT_MAX 21 /* int: {ATEXIT_MAX} */
|
|
#define USER_MAXID 22 /* 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 }, \
|
|
{ "atexit_max", CTLTYPE_INT }, \
|
|
}
|
|
|
|
/*
|
|
* CTL_DDB definitions
|
|
*/
|
|
#define DDBCTL_RADIX 1 /* int: Input and output radix */
|
|
#define DDBCTL_MAXOFF 2 /* int: max symbol offset */
|
|
#define DDBCTL_MAXWIDTH 3 /* int: width of the display line */
|
|
#define DDBCTL_LINES 4 /* int: number of display lines */
|
|
#define DDBCTL_TABSTOPS 5 /* int: tab width */
|
|
#define DDBCTL_ONPANIC 6 /* int: DDB on panic if non-zero */
|
|
#define DDBCTL_FROMCONSOLE 7 /* int: DDB via console if non-zero */
|
|
#define DDBCTL_MAXID 8 /* number of valid DDB ids */
|
|
|
|
#define CTL_DDB_NAMES { \
|
|
{ 0, 0 }, \
|
|
{ "radix", CTLTYPE_INT }, \
|
|
{ "maxoff", CTLTYPE_INT }, \
|
|
{ "maxwidth", CTLTYPE_INT }, \
|
|
{ "lines", CTLTYPE_INT }, \
|
|
{ "tabstops", CTLTYPE_INT }, \
|
|
{ "onpanic", CTLTYPE_INT }, \
|
|
{ "fromconsole", CTLTYPE_INT }, \
|
|
}
|
|
|
|
/*
|
|
* CTL_DEBUG definitions
|
|
*
|
|
* Second level identifier specifies which debug variable.
|
|
* Third level identifier specifies which structure component.
|
|
*/
|
|
#define CTL_DEBUG_NAME 0 /* string: variable name */
|
|
#define CTL_DEBUG_VALUE 1 /* int: variable value */
|
|
#define CTL_DEBUG_MAXID 20
|
|
|
|
/*
|
|
* CTL_PROC subtype. Either a PID, or a magic value for the current proc.
|
|
*/
|
|
|
|
#define PROC_CURPROC (~((u_int)1 << 31))
|
|
|
|
/*
|
|
* CTL_PROC tree: either corename (string), or a limit
|
|
* (rlimit.<type>.{hard,soft}, int).
|
|
*/
|
|
#define PROC_PID_CORENAME 1
|
|
#define PROC_PID_LIMIT 2
|
|
#define PROC_PID_STOPFORK 3
|
|
#define PROC_PID_STOPEXEC 4
|
|
#define PROC_PID_STOPEXIT 5
|
|
#define PROC_PID_MAXID 6
|
|
|
|
#define PROC_PID_NAMES { \
|
|
{ 0, 0 }, \
|
|
{ "corename", CTLTYPE_STRING }, \
|
|
{ "rlimit", CTLTYPE_NODE }, \
|
|
{ "stopfork", CTLTYPE_INT }, \
|
|
{ "stopexec", CTLTYPE_INT }, \
|
|
{ "stopexit", CTLTYPE_INT }, \
|
|
}
|
|
|
|
/* Limit types from <sys/resources.h> */
|
|
#define PROC_PID_LIMIT_CPU (RLIMIT_CPU+1)
|
|
#define PROC_PID_LIMIT_FSIZE (RLIMIT_FSIZE+1)
|
|
#define PROC_PID_LIMIT_DATA (RLIMIT_DATA+1)
|
|
#define PROC_PID_LIMIT_STACK (RLIMIT_STACK+1)
|
|
#define PROC_PID_LIMIT_CORE (RLIMIT_CORE+1)
|
|
#define PROC_PID_LIMIT_RSS (RLIMIT_RSS+1)
|
|
#define PROC_PID_LIMIT_MEMLOCK (RLIMIT_MEMLOCK+1)
|
|
#define PROC_PID_LIMIT_NPROC (RLIMIT_NPROC+1)
|
|
#define PROC_PID_LIMIT_NOFILE (RLIMIT_NOFILE+1)
|
|
#define PROC_PID_LIMIT_SBSIZE (RLIMIT_SBSIZE+1)
|
|
#define PROC_PID_LIMIT_AS (RLIMIT_AS+1)
|
|
#define PROC_PID_LIMIT_NTHR (RLIMIT_NTHR+1)
|
|
#define PROC_PID_LIMIT_MAXID (RLIM_NLIMITS+1)
|
|
|
|
#define PROC_PID_LIMIT_NAMES { \
|
|
{ 0, 0 }, \
|
|
{ "cputime", CTLTYPE_NODE }, \
|
|
{ "filesize", CTLTYPE_NODE }, \
|
|
{ "datasize", CTLTYPE_NODE }, \
|
|
{ "stacksize", CTLTYPE_NODE }, \
|
|
{ "coredumpsize", CTLTYPE_NODE }, \
|
|
{ "memoryuse", CTLTYPE_NODE }, \
|
|
{ "memorylocked", CTLTYPE_NODE }, \
|
|
{ "maxproc", CTLTYPE_NODE }, \
|
|
{ "descriptors", CTLTYPE_NODE }, \
|
|
{ "sbsize", CTLTYPE_NODE }, \
|
|
{ "vmemoryuse", CTLTYPE_NODE }, \
|
|
{ "maxlwp", CTLTYPE_NODE }, \
|
|
}
|
|
/* for each type, either hard or soft value */
|
|
#define PROC_PID_LIMIT_TYPE_SOFT 1
|
|
#define PROC_PID_LIMIT_TYPE_HARD 2
|
|
#define PROC_PID_LIMIT_TYPE_MAXID 3
|
|
|
|
#define PROC_PID_LIMIT_TYPE_NAMES { \
|
|
{0, 0}, \
|
|
{ "soft", CTLTYPE_QUAD }, \
|
|
{ "hard", CTLTYPE_QUAD }, \
|
|
}
|
|
|
|
/*
|
|
* CTL_EMUL definitions
|
|
*
|
|
* Second level identifier specifies which emulation variable.
|
|
* Subsequent levels are specified in the emulations themselves.
|
|
*/
|
|
#define EMUL_LINUX 1
|
|
#define EMUL_LINUX32 5
|
|
|
|
#define EMUL_MAXID 6
|
|
|
|
#ifdef _KERNEL
|
|
|
|
#if defined(_KERNEL_OPT)
|
|
#include "opt_sysctl.h"
|
|
#endif
|
|
|
|
/* Root node of the kernel sysctl tree */
|
|
extern struct sysctlnode sysctl_root;
|
|
|
|
/*
|
|
* A log of nodes created by a setup function or set of setup
|
|
* functions so that they can be torn down in one "transaction"
|
|
* when no longer needed.
|
|
*
|
|
* Users of the log merely pass a pointer to a pointer, and the sysctl
|
|
* infrastructure takes care of the rest.
|
|
*/
|
|
struct sysctllog;
|
|
|
|
/*
|
|
* CTL_DEBUG variables.
|
|
*
|
|
* These are declared as separate variables so that they can be
|
|
* individually initialized at the location of their associated
|
|
* variable. The loader prevents multiple use by issuing errors
|
|
* if a variable is initialized in more than one place. They are
|
|
* aggregated into an array in debug_sysctl(), so that it can
|
|
* conveniently locate them when queried. If more debugging
|
|
* variables are added, they must also be declared here and also
|
|
* entered into the array.
|
|
*
|
|
* Note that the debug subtree is largely obsolescent in terms of
|
|
* functionality now that we have dynamic sysctl, but the
|
|
* infrastructure is retained for backwards compatibility.
|
|
*/
|
|
struct ctldebug {
|
|
const char *debugname; /* name of debugging variable */
|
|
int *debugvar; /* pointer to debugging variable */
|
|
};
|
|
#ifdef DEBUG
|
|
extern struct ctldebug debug0, debug1, debug2, debug3, debug4;
|
|
extern struct ctldebug debug5, debug6, debug7, debug8, debug9;
|
|
extern struct ctldebug debug10, debug11, debug12, debug13, debug14;
|
|
extern struct ctldebug debug15, debug16, debug17, debug18, debug19;
|
|
#endif /* DEBUG */
|
|
|
|
#define SYSCTLFN_PROTO const int *, u_int, void *, \
|
|
size_t *, const void *, size_t, \
|
|
const int *, struct lwp *, const struct sysctlnode *
|
|
#define SYSCTLFN_ARGS const int *name, u_int namelen, \
|
|
void *oldp, size_t *oldlenp, \
|
|
const void *newp, size_t newlen, \
|
|
const int *oname, struct lwp *l, \
|
|
const struct sysctlnode *rnode
|
|
#define SYSCTLFN_CALL(node) name, namelen, oldp, \
|
|
oldlenp, newp, newlen, \
|
|
oname, l, node
|
|
|
|
#ifdef _MODULE
|
|
|
|
#define SYSCTL_SETUP_PROTO(name) \
|
|
void name(struct sysctllog **)
|
|
#ifdef SYSCTL_DEBUG_SETUP
|
|
#define SYSCTL_SETUP(name, desc) \
|
|
SYSCTL_SETUP_PROTO(name); \
|
|
static void __CONCAT(___,name)(struct sysctllog **); \
|
|
void name(struct sysctllog **clog) { \
|
|
printf("%s\n", desc); \
|
|
__CONCAT(___,name)(clog); } \
|
|
__link_set_add_text(sysctl_funcs, name); \
|
|
static void __CONCAT(___,name)(struct sysctllog **clog)
|
|
#else /* !SYSCTL_DEBUG_SETUP */
|
|
#define SYSCTL_SETUP(name, desc) \
|
|
SYSCTL_SETUP_PROTO(name); \
|
|
__link_set_add_text(sysctl_funcs, name); \
|
|
void name(struct sysctllog **clog)
|
|
#endif /* !SYSCTL_DEBUG_SETUP */
|
|
|
|
#else /* !_MODULE */
|
|
|
|
#define SYSCTL_SETUP_PROTO(name)
|
|
#ifdef SYSCTL_DEBUG_SETUP
|
|
#define SYSCTL_SETUP(name, desc) \
|
|
static void __CONCAT(___,name)(struct sysctllog **); \
|
|
static void name(struct sysctllog **clog) { \
|
|
printf("%s\n", desc); \
|
|
__CONCAT(___,name)(clog); } \
|
|
__link_set_add_text(sysctl_funcs, name); \
|
|
static void __CONCAT(___,name)(struct sysctllog **clog)
|
|
#else /* !SYSCTL_DEBUG_SETUP */
|
|
#define SYSCTL_SETUP(name, desc) \
|
|
static void name(struct sysctllog **); \
|
|
__link_set_add_text(sysctl_funcs, name); \
|
|
static void name(struct sysctllog **clog)
|
|
#endif /* !SYSCTL_DEBUG_SETUP */
|
|
|
|
#endif /* !_MODULE */
|
|
|
|
/*
|
|
* Internal sysctl function calling convention:
|
|
*
|
|
* (*sysctlfn)(name, namelen, oldval, oldlenp, newval, newlen,
|
|
* origname, lwp, node);
|
|
*
|
|
* The name parameter points at the next component of the name to be
|
|
* interpreted. The namelen parameter is the number of integers in
|
|
* the name. The origname parameter points to the start of the name
|
|
* being parsed. The node parameter points to the node on which the
|
|
* current operation is to be performed.
|
|
*/
|
|
typedef int (*sysctlfn)(SYSCTLFN_PROTO);
|
|
|
|
/*
|
|
* used in more than just sysctl
|
|
*/
|
|
void fill_eproc(struct proc *, struct eproc *, bool);
|
|
|
|
/*
|
|
* subsystem setup
|
|
*/
|
|
void sysctl_init(void);
|
|
void sysctl_finalize(void);
|
|
|
|
/*
|
|
* typical syscall call order
|
|
*/
|
|
void sysctl_lock(bool);
|
|
int sysctl_dispatch(SYSCTLFN_PROTO);
|
|
void sysctl_unlock(void);
|
|
void sysctl_relock(void);
|
|
|
|
/*
|
|
* tree navigation primitives (must obtain lock before using these)
|
|
*/
|
|
int sysctl_locate(struct lwp *, const int *, u_int,
|
|
const struct sysctlnode **, int *);
|
|
int sysctl_query(SYSCTLFN_PROTO);
|
|
int sysctl_create(SYSCTLFN_PROTO);
|
|
int sysctl_destroy(SYSCTLFN_PROTO);
|
|
int sysctl_lookup(SYSCTLFN_PROTO);
|
|
int sysctl_describe(SYSCTLFN_PROTO);
|
|
|
|
/*
|
|
* simple variadic interface for adding/removing nodes
|
|
*/
|
|
int sysctl_createv(struct sysctllog **, int,
|
|
const struct sysctlnode **, const struct sysctlnode **,
|
|
int, int, const char *, const char *,
|
|
sysctlfn, u_quad_t, void *, size_t, ...);
|
|
int sysctl_destroyv(struct sysctlnode *, ...);
|
|
|
|
#define VERIFY_FN(ctl_type, c_type) \
|
|
__always_inline static __inline void * \
|
|
__sysctl_verify_##ctl_type##_arg(c_type *arg) \
|
|
{ \
|
|
return arg; \
|
|
}
|
|
|
|
VERIFY_FN(CTLTYPE_NODE, struct sysctlnode);
|
|
VERIFY_FN(CTLTYPE_INT, int);
|
|
VERIFY_FN(CTLTYPE_STRING, char);
|
|
VERIFY_FN(CTLTYPE_QUAD, int64_t);
|
|
VERIFY_FN(CTLTYPE_STRUCT, void);
|
|
VERIFY_FN(CTLTYPE_BOOL, bool);
|
|
VERIFY_FN(CTLTYPE_LONG, long);
|
|
#undef VERIFY_FN
|
|
|
|
#define sysctl_createv(lg, cfl, rn, cn, fl, type, nm, desc, fn, qv, newp, ...) \
|
|
sysctl_createv(lg, cfl, rn, cn, fl, type, nm, desc, fn, qv, \
|
|
__sysctl_verify_##type##_arg(newp), __VA_ARGS__)
|
|
|
|
/*
|
|
* miscellany
|
|
*/
|
|
void sysctl_dump(const struct sysctlnode *);
|
|
void sysctl_free(struct sysctlnode *);
|
|
void sysctl_teardown(struct sysctllog **);
|
|
void sysctl_log_print(const struct sysctllog *);
|
|
|
|
#ifdef SYSCTL_INCLUDE_DESCR
|
|
#define SYSCTL_DESCR(s) s
|
|
#else /* SYSCTL_INCLUDE_DESCR */
|
|
#define SYSCTL_DESCR(s) NULL
|
|
#endif /* SYSCTL_INCLUDE_DESCR */
|
|
|
|
/*
|
|
* simple interface similar to old interface for in-kernel consumption
|
|
*/
|
|
int old_sysctl(int *, u_int, void *, size_t *, void *, size_t, struct lwp *);
|
|
|
|
/*
|
|
* these helpers are in other files (XXX so should the nodes be) or
|
|
* are used by more than one node
|
|
*/
|
|
int sysctl_hw_tapenames(SYSCTLFN_PROTO);
|
|
int sysctl_hw_tapestats(SYSCTLFN_PROTO);
|
|
int sysctl_kern_vnode(SYSCTLFN_PROTO);
|
|
int sysctl_net_inet_ip_ports(SYSCTLFN_PROTO);
|
|
int sysctl_consdev(SYSCTLFN_PROTO);
|
|
int sysctl_root_device(SYSCTLFN_PROTO);
|
|
int sysctl_vfs_generic_fstypes(SYSCTLFN_PROTO);
|
|
|
|
/*
|
|
* primitive helper stubs
|
|
*/
|
|
int sysctl_needfunc(SYSCTLFN_PROTO);
|
|
int sysctl_notavail(SYSCTLFN_PROTO);
|
|
int sysctl_null(SYSCTLFN_PROTO);
|
|
|
|
int sysctl_copyin(struct lwp *, const void *, void *, size_t);
|
|
int sysctl_copyout(struct lwp *, const void *, void *, size_t);
|
|
int sysctl_copyinstr(struct lwp *, const void *, void *, size_t, size_t *);
|
|
|
|
u_int sysctl_map_flags(const u_int *, u_int);
|
|
|
|
MALLOC_DECLARE(M_SYSCTLNODE);
|
|
MALLOC_DECLARE(M_SYSCTLDATA);
|
|
|
|
extern const u_int sysctl_lwpflagmap[];
|
|
|
|
#ifdef SYSCTL_PRIVATE
|
|
extern cprng_strong_t *sysctl_prng;
|
|
#endif
|
|
|
|
#else /* !_KERNEL */
|
|
#include <sys/cdefs.h>
|
|
|
|
typedef void *sysctlfn;
|
|
|
|
__BEGIN_DECLS
|
|
int sysctl(const int *, u_int, void *, size_t *, const void *, size_t);
|
|
int sysctlbyname(const char *, void *, size_t *, const void *, size_t);
|
|
int sysctlgetmibinfo(const char *, int *, u_int *,
|
|
char *, size_t *, struct sysctlnode **, int);
|
|
int sysctlnametomib(const char *, int *, size_t *);
|
|
int proc_compare(const struct kinfo_proc2 *, const struct kinfo_lwp *,
|
|
const struct kinfo_proc2 *, const struct kinfo_lwp *);
|
|
__END_DECLS
|
|
|
|
#endif /* !_KERNEL */
|
|
|
|
#ifdef __COMPAT_SYSCTL
|
|
/*
|
|
* old node definitions go here
|
|
*/
|
|
#endif /* __COMPAT_SYSCTL */
|
|
|
|
/*
|
|
* padding makes alignment magically "work" for 32/64 compatibility at
|
|
* the expense of making things bigger on 32 bit platforms.
|
|
*/
|
|
#if defined(_LP64) || (BYTE_ORDER == LITTLE_ENDIAN)
|
|
#define __sysc_pad(type) union { uint64_t __sysc_upad; \
|
|
struct { type __sysc_sdatum; } __sysc_ustr; }
|
|
#else
|
|
#define __sysc_pad(type) union { uint64_t __sysc_upad; \
|
|
struct { uint32_t __sysc_spad; type __sysc_sdatum; } __sysc_ustr; }
|
|
#endif
|
|
#define __sysc_unpad(x) x.__sysc_ustr.__sysc_sdatum
|
|
|
|
/*
|
|
* The following is for gcc2, which doesn't handle __sysc_unpad().
|
|
* The code gets a little less ugly this way.
|
|
*/
|
|
#define sysc_init_field(field, value) \
|
|
.field = { .__sysc_ustr = { .__sysc_sdatum = (value), }, }
|
|
|
|
struct sysctlnode {
|
|
uint32_t sysctl_flags; /* flags and type */
|
|
int32_t sysctl_num; /* mib number */
|
|
char sysctl_name[SYSCTL_NAMELEN]; /* node name */
|
|
uint32_t sysctl_ver; /* node's version vs. rest of tree */
|
|
uint32_t __rsvd;
|
|
union {
|
|
struct {
|
|
uint32_t suc_csize; /* size of child node array */
|
|
uint32_t suc_clen; /* number of valid children */
|
|
__sysc_pad(struct sysctlnode*) _suc_child; /* array of child nodes */
|
|
} scu_child;
|
|
struct {
|
|
__sysc_pad(void*) _sud_data; /* pointer to external data */
|
|
__sysc_pad(size_t) _sud_offset; /* offset to data */
|
|
} scu_data;
|
|
int32_t scu_alias; /* node this node refers to */
|
|
int32_t scu_idata; /* immediate "int" data */
|
|
u_quad_t scu_qdata; /* immediate "u_quad_t" data */
|
|
bool scu_bdata; /* immediate bool data */
|
|
} sysctl_un;
|
|
__sysc_pad(size_t) _sysctl_size; /* size of instrumented data */
|
|
__sysc_pad(sysctlfn) _sysctl_func; /* access helper function */
|
|
__sysc_pad(struct sysctlnode*) _sysctl_parent; /* parent of this node */
|
|
__sysc_pad(const char *) _sysctl_desc; /* description of node */
|
|
};
|
|
|
|
/*
|
|
* padded data
|
|
*/
|
|
#define suc_child __sysc_unpad(_suc_child)
|
|
#define sud_data __sysc_unpad(_sud_data)
|
|
#define sud_offset __sysc_unpad(_sud_offset)
|
|
#define sysctl_size __sysc_unpad(_sysctl_size)
|
|
#define sysctl_func __sysc_unpad(_sysctl_func)
|
|
#define sysctl_parent __sysc_unpad(_sysctl_parent)
|
|
#define sysctl_desc __sysc_unpad(_sysctl_desc)
|
|
|
|
/*
|
|
* nested data (may also be padded)
|
|
*/
|
|
#define sysctl_csize sysctl_un.scu_child.suc_csize
|
|
#define sysctl_clen sysctl_un.scu_child.suc_clen
|
|
#define sysctl_child sysctl_un.scu_child.suc_child
|
|
#define sysctl_data sysctl_un.scu_data.sud_data
|
|
#define sysctl_offset sysctl_un.scu_data.sud_offset
|
|
#define sysctl_alias sysctl_un.scu_alias
|
|
#define sysctl_idata sysctl_un.scu_idata
|
|
#define sysctl_qdata sysctl_un.scu_qdata
|
|
#define sysctl_bdata sysctl_un.scu_bdata
|
|
|
|
/*
|
|
* when requesting a description of a node (a set of nodes, actually),
|
|
* you get back an "array" of these, where the actual length of the
|
|
* descr_str is noted in descr_len (which includes the trailing nul
|
|
* byte), rounded up to the nearest four (sizeof(int32_t) actually).
|
|
*
|
|
* NEXT_DESCR() will take a pointer to a description and advance it to
|
|
* the next description.
|
|
*/
|
|
struct sysctldesc {
|
|
int32_t descr_num; /* mib number of node */
|
|
uint32_t descr_ver; /* version of node */
|
|
uint32_t descr_len; /* length of description string */
|
|
char descr_str[1]; /* not really 1...see above */
|
|
};
|
|
|
|
#define __sysc_desc_roundup(x) ((((x) - 1) | (sizeof(int32_t) - 1)) + 1)
|
|
#define __sysc_desc_adv(d, l) \
|
|
(/*XXXUNCONST ptr cast*/(struct sysctldesc *) \
|
|
__UNCONST(((const char*)(d)) + offsetof(struct sysctldesc, descr_str) +\
|
|
__sysc_desc_roundup(l)))
|
|
#define NEXT_DESCR(d) __sysc_desc_adv((d), (d)->descr_len)
|
|
|
|
static __inline const struct sysctlnode *
|
|
sysctl_rootof(const struct sysctlnode *n)
|
|
{
|
|
while (n->sysctl_parent != NULL)
|
|
n = n->sysctl_parent;
|
|
return (n);
|
|
}
|
|
|
|
#endif /* !_SYS_SYSCTL_H_ */
|