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/* $NetBSD: sysctl.h,v 1.217 2015/09/26 20:28:37 christos 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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/*
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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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/*
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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 */ |
| 397 |
#define KERN_PROC_TTY_REVOKE ((dev_t)-2) /* revoked tty */ |
| 398 |
|
| 399 |
struct ki_pcred {
|
| 400 |
void *p_pad;
|
| 401 |
uid_t p_ruid; /* Real user id */
|
| 402 |
uid_t p_svuid; /* Saved effective user id */
|
| 403 |
gid_t p_rgid; /* Real group id */
|
| 404 |
gid_t p_svgid; /* Saved effective group id */
|
| 405 |
int p_refcnt; /* Number of references */ |
| 406 |
}; |
| 407 |
|
| 408 |
struct ki_ucred {
|
| 409 |
uint32_t cr_ref; /* reference count */
|
| 410 |
uid_t cr_uid; /* effective user id */
|
| 411 |
gid_t cr_gid; /* effective group id */
|
| 412 |
uint32_t cr_ngroups; /* number of groups */
|
| 413 |
gid_t cr_groups[NGROUPS]; /* groups */
|
| 414 |
}; |
| 415 |
|
| 416 |
#if defined(_KERNEL) || defined(_KMEMUSER)
|
| 417 |
|
| 418 |
struct eproc {
|
| 419 |
struct proc *e_paddr; /* address of proc */ |
| 420 |
struct session *e_sess; /* session pointer */ |
| 421 |
struct ki_pcred e_pcred; /* process credentials */ |
| 422 |
struct ki_ucred e_ucred; /* current credentials */ |
| 423 |
struct vmspace e_vm; /* address space */ |
| 424 |
pid_t e_ppid; /* parent process id */
|
| 425 |
pid_t e_pgid; /* process group id */
|
| 426 |
short e_jobc; /* job control counter */ |
| 427 |
uint32_t e_tdev; /* XXX: controlling tty dev */
|
| 428 |
pid_t e_tpgid; /* tty process group id */
|
| 429 |
struct session *e_tsess; /* tty session pointer */ |
| 430 |
#define WMESGLEN 8 |
| 431 |
char e_wmesg[WMESGLEN]; /* wchan message */ |
| 432 |
segsz_t e_xsize; /* text size */
|
| 433 |
short e_xrssize; /* text rss */ |
| 434 |
short e_xccount; /* text references */ |
| 435 |
short e_xswrss;
|
| 436 |
long e_flag; /* see p_eflag below */ |
| 437 |
char e_login[MAXLOGNAME]; /* setlogin() name */ |
| 438 |
pid_t e_sid; /* session id */
|
| 439 |
long e_spare[3]; |
| 440 |
}; |
| 441 |
|
| 442 |
/*
|
| 443 |
* KERN_PROC subtype ops return arrays of augmented proc structures:
|
| 444 |
*/
|
| 445 |
struct kinfo_proc {
|
| 446 |
struct proc kp_proc; /* proc structure */ |
| 447 |
struct eproc kp_eproc; /* eproc structure */ |
| 448 |
}; |
| 449 |
#endif /* defined(_KERNEL) || defined(_KMEMUSER) */ |
| 450 |
|
| 451 |
/*
|
| 452 |
* Convert pointer to 64 bit unsigned integer for struct
|
| 453 |
* kinfo_proc2, etc.
|
| 454 |
*/
|
| 455 |
#define PTRTOUINT64(p) ((uint64_t)(uintptr_t)(p))
|
| 456 |
#define UINT64TOPTR(u) ((void *)(uintptr_t)(u)) |
| 457 |
|
| 458 |
/*
|
| 459 |
* KERN_PROC2 subtype ops return arrays of relatively fixed size
|
| 460 |
* structures of process info. Use 8 byte alignment, and new
|
| 461 |
* elements should only be added to the end of this structure so
|
| 462 |
* binary compatibility can be preserved.
|
| 463 |
*/
|
| 464 |
#define KI_NGROUPS 16 |
| 465 |
#define KI_MAXCOMLEN 24 /* extra for 8 byte alignment */ |
| 466 |
#define KI_WMESGLEN 8 |
| 467 |
#define KI_MAXLOGNAME 24 /* extra for 8 byte alignment */ |
| 468 |
#define KI_MAXEMULLEN 16 |
| 469 |
#define KI_LNAMELEN 20 /* extra 4 for alignment */ |
| 470 |
|
| 471 |
#define KI_NOCPU (~(uint64_t)0) |
| 472 |
|
| 473 |
typedef struct { |
| 474 |
uint32_t __bits[4];
|
| 475 |
} ki_sigset_t; |
| 476 |
|
| 477 |
struct kinfo_proc2 {
|
| 478 |
uint64_t p_forw; /* PTR: linked run/sleep queue. */
|
| 479 |
uint64_t p_back; |
| 480 |
uint64_t p_paddr; /* PTR: address of proc */
|
| 481 |
|
| 482 |
uint64_t p_addr; /* PTR: Kernel virtual addr of u-area */
|
| 483 |
uint64_t p_fd; /* PTR: Ptr to open files structure. */
|
| 484 |
uint64_t p_cwdi; /* PTR: cdir/rdir/cmask info */
|
| 485 |
uint64_t p_stats; /* PTR: Accounting/statistics */
|
| 486 |
uint64_t p_limit; /* PTR: Process limits. */
|
| 487 |
uint64_t p_vmspace; /* PTR: Address space. */
|
| 488 |
uint64_t p_sigacts; /* PTR: Signal actions, state */
|
| 489 |
uint64_t p_sess; /* PTR: session pointer */
|
| 490 |
uint64_t p_tsess; /* PTR: tty session pointer */
|
| 491 |
uint64_t p_ru; /* PTR: Exit information. XXX */
|
| 492 |
|
| 493 |
int32_t p_eflag; /* LONG: extra kinfo_proc2 flags */
|
| 494 |
#define EPROC_CTTY 0x01 /* controlling tty vnode active */ |
| 495 |
#define EPROC_SLEADER 0x02 /* session leader */ |
| 496 |
int32_t p_exitsig; /* INT: signal to sent to parent on exit */
|
| 497 |
int32_t p_flag; /* INT: P_* flags. */
|
| 498 |
|
| 499 |
int32_t p_pid; /* PID_T: Process identifier. */
|
| 500 |
int32_t p_ppid; /* PID_T: Parent process id */
|
| 501 |
int32_t p_sid; /* PID_T: session id */
|
| 502 |
int32_t p__pgid; /* PID_T: process group id */
|
| 503 |
/* XXX: <sys/proc.h> hijacks p_pgid */
|
| 504 |
int32_t p_tpgid; /* PID_T: tty process group id */
|
| 505 |
|
| 506 |
uint32_t p_uid; /* UID_T: effective user id */
|
| 507 |
uint32_t p_ruid; /* UID_T: real user id */
|
| 508 |
uint32_t p_gid; /* GID_T: effective group id */
|
| 509 |
uint32_t p_rgid; /* GID_T: real group id */
|
| 510 |
|
| 511 |
uint32_t p_groups[KI_NGROUPS]; /* GID_T: groups */
|
| 512 |
int16_t p_ngroups; /* SHORT: number of groups */
|
| 513 |
|
| 514 |
int16_t p_jobc; /* SHORT: job control counter */
|
| 515 |
uint32_t p_tdev; /* XXX: DEV_T: controlling tty dev */
|
| 516 |
|
| 517 |
uint32_t p_estcpu; /* U_INT: Time averaged value of p_cpticks. */
|
| 518 |
uint32_t p_rtime_sec; /* STRUCT TIMEVAL: Real time. */
|
| 519 |
uint32_t p_rtime_usec; /* STRUCT TIMEVAL: Real time. */
|
| 520 |
int32_t p_cpticks; /* INT: Ticks of CPU time. */
|
| 521 |
uint32_t p_pctcpu; /* FIXPT_T: %cpu for this process during p_swtime */
|
| 522 |
uint32_t p_swtime; /* U_INT: Time swapped in or out. */
|
| 523 |
uint32_t p_slptime; /* U_INT: Time since last blocked. */
|
| 524 |
int32_t p_schedflags; /* INT: PSCHED_* flags */
|
| 525 |
|
| 526 |
uint64_t p_uticks; /* U_QUAD_T: Statclock hits in user mode. */
|
| 527 |
uint64_t p_sticks; /* U_QUAD_T: Statclock hits in system mode. */
|
| 528 |
uint64_t p_iticks; /* U_QUAD_T: Statclock hits processing intr. */
|
| 529 |
|
| 530 |
uint64_t p_tracep; /* PTR: Trace to vnode or file */
|
| 531 |
int32_t p_traceflag; /* INT: Kernel trace points. */
|
| 532 |
|
| 533 |
int32_t p_holdcnt; /* INT: If non-zero, don't swap. */
|
| 534 |
|
| 535 |
ki_sigset_t p_siglist; /* SIGSET_T: Signals arrived but not delivered. */
|
| 536 |
ki_sigset_t p_sigmask; /* SIGSET_T: Current signal mask. */
|
| 537 |
ki_sigset_t p_sigignore; /* SIGSET_T: Signals being ignored. */
|
| 538 |
ki_sigset_t p_sigcatch; /* SIGSET_T: Signals being caught by user. */
|
| 539 |
|
| 540 |
int8_t p_stat; /* CHAR: S* process status (from LWP). */
|
| 541 |
uint8_t p_priority; /* U_CHAR: Process priority. */
|
| 542 |
uint8_t p_usrpri; /* U_CHAR: User-priority based on p_cpu and p_nice. */
|
| 543 |
uint8_t p_nice; /* U_CHAR: Process "nice" value. */
|
| 544 |
|
| 545 |
uint16_t p_xstat; /* U_SHORT: Exit status for wait; also stop signal. */
|
| 546 |
uint16_t p_acflag; /* U_SHORT: Accounting flags. */
|
| 547 |
|
| 548 |
char p_comm[KI_MAXCOMLEN];
|
| 549 |
|
| 550 |
char p_wmesg[KI_WMESGLEN]; /* wchan message */ |
| 551 |
uint64_t p_wchan; /* PTR: sleep address. */
|
| 552 |
|
| 553 |
char p_login[KI_MAXLOGNAME]; /* setlogin() name */ |
| 554 |
|
| 555 |
int32_t p_vm_rssize; /* SEGSZ_T: current resident set size in pages */
|
| 556 |
int32_t p_vm_tsize; /* SEGSZ_T: text size (pages) */
|
| 557 |
int32_t p_vm_dsize; /* SEGSZ_T: data size (pages) */
|
| 558 |
int32_t p_vm_ssize; /* SEGSZ_T: stack size (pages) */
|
| 559 |
|
| 560 |
int64_t p_uvalid; /* CHAR: following p_u* parameters are valid */
|
| 561 |
/* XXX 64 bits for alignment */
|
| 562 |
uint32_t p_ustart_sec; /* STRUCT TIMEVAL: starting time. */
|
| 563 |
uint32_t p_ustart_usec; /* STRUCT TIMEVAL: starting time. */
|
| 564 |
|
| 565 |
uint32_t p_uutime_sec; /* STRUCT TIMEVAL: user time. */
|
| 566 |
uint32_t p_uutime_usec; /* STRUCT TIMEVAL: user time. */
|
| 567 |
uint32_t p_ustime_sec; /* STRUCT TIMEVAL: system time. */
|
| 568 |
uint32_t p_ustime_usec; /* STRUCT TIMEVAL: system time. */
|
| 569 |
|
| 570 |
uint64_t p_uru_maxrss; /* LONG: max resident set size. */
|
| 571 |
uint64_t p_uru_ixrss; /* LONG: integral shared memory size. */
|
| 572 |
uint64_t p_uru_idrss; /* LONG: integral unshared data ". */
|
| 573 |
uint64_t p_uru_isrss; /* LONG: integral unshared stack ". */
|
| 574 |
uint64_t p_uru_minflt; /* LONG: page reclaims. */
|
| 575 |
uint64_t p_uru_majflt; /* LONG: page faults. */
|
| 576 |
uint64_t p_uru_nswap; /* LONG: swaps. */
|
| 577 |
uint64_t p_uru_inblock; /* LONG: block input operations. */
|
| 578 |
uint64_t p_uru_oublock; /* LONG: block output operations. */
|
| 579 |
uint64_t p_uru_msgsnd; /* LONG: messages sent. */
|
| 580 |
uint64_t p_uru_msgrcv; /* LONG: messages received. */
|
| 581 |
uint64_t p_uru_nsignals; /* LONG: signals received. */
|
| 582 |
uint64_t p_uru_nvcsw; /* LONG: voluntary context switches. */
|
| 583 |
uint64_t p_uru_nivcsw; /* LONG: involuntary ". */
|
| 584 |
|
| 585 |
uint32_t p_uctime_sec; /* STRUCT TIMEVAL: child u+s time. */
|
| 586 |
uint32_t p_uctime_usec; /* STRUCT TIMEVAL: child u+s time. */
|
| 587 |
uint64_t p_cpuid; /* LONG: CPU id */
|
| 588 |
uint64_t p_realflag; /* INT: P_* flags (not including LWPs). */
|
| 589 |
uint64_t p_nlwps; /* LONG: Number of LWPs */
|
| 590 |
uint64_t p_nrlwps; /* LONG: Number of running LWPs */
|
| 591 |
uint64_t p_realstat; /* LONG: non-LWP process status */
|
| 592 |
uint32_t p_svuid; /* UID_T: saved user id */
|
| 593 |
uint32_t p_svgid; /* GID_T: saved group id */
|
| 594 |
char p_ename[KI_MAXEMULLEN]; /* emulation name */ |
| 595 |
int64_t p_vm_vsize; /* SEGSZ_T: total map size (pages) */
|
| 596 |
int64_t p_vm_msize; /* SEGSZ_T: stack-adjusted map size (pages) */
|
| 597 |
}; |
| 598 |
|
| 599 |
/*
|
| 600 |
* Compat flags for kinfo_proc, kinfo_proc2. Not guaranteed to be stable.
|
| 601 |
* Some of them used to be shared with LWP flags.
|
| 602 |
* XXXAD Trim to the minimum necessary...
|
| 603 |
*/
|
| 604 |
|
| 605 |
#define P_ADVLOCK 0x00000001 |
| 606 |
#define P_CONTROLT 0x00000002 |
| 607 |
#define L_INMEM 0x00000004 |
| 608 |
#define P_INMEM /* 0x00000004 */ L_INMEM |
| 609 |
#define P_NOCLDSTOP 0x00000008 |
| 610 |
#define P_PPWAIT 0x00000010 |
| 611 |
#define P_PROFIL 0x00000020 |
| 612 |
#define L_SELECT 0x00000040 |
| 613 |
#define P_SELECT /* 0x00000040 */ L_SELECT |
| 614 |
#define L_SINTR 0x00000080 |
| 615 |
#define P_SINTR /* 0x00000080 */ L_SINTR |
| 616 |
#define P_SUGID 0x00000100 |
| 617 |
#define L_SYSTEM 0x00000200 |
| 618 |
#define P_SYSTEM /* 0x00000200 */ L_SYSTEM |
| 619 |
#define L_SA 0x00000400 |
| 620 |
#define P_SA /* 0x00000400 */ L_SA |
| 621 |
#define P_TRACED 0x00000800 |
| 622 |
#define P_WAITED 0x00001000 |
| 623 |
#define P_WEXIT 0x00002000 |
| 624 |
#define P_EXEC 0x00004000 |
| 625 |
#define P_OWEUPC 0x00008000 |
| 626 |
#define P_FSTRACE 0x00010000 |
| 627 |
#define P_NOCLDWAIT 0x00020000 |
| 628 |
#define P_32 0x00040000 |
| 629 |
#define P_CLDSIGIGN 0x00080000 |
| 630 |
#define P_SYSTRACE 0x00200000 |
| 631 |
#define P_CHTRACED 0x00400000 |
| 632 |
#define P_STOPFORK 0x00800000 |
| 633 |
#define P_STOPEXEC 0x01000000 |
| 634 |
#define P_STOPEXIT 0x02000000 |
| 635 |
#define P_SYSCALL 0x04000000 |
| 636 |
#define P_PAXMPROTECT 0x08000000 |
| 637 |
#define P_PAXNOMPROTECT 0x10000000 |
| 638 |
|
| 639 |
/*
|
| 640 |
* LWP compat flags.
|
| 641 |
*/
|
| 642 |
#define L_DETACHED 0x00800000 |
| 643 |
|
| 644 |
/*
|
| 645 |
* KERN_LWP structure. See notes on KERN_PROC2 about adding elements.
|
| 646 |
*/
|
| 647 |
struct kinfo_lwp {
|
| 648 |
uint64_t l_forw; /* PTR: linked run/sleep queue. */
|
| 649 |
uint64_t l_back; |
| 650 |
uint64_t l_laddr; /* PTR: Address of LWP */
|
| 651 |
uint64_t l_addr; /* PTR: Kernel virtual addr of u-area */
|
| 652 |
int32_t l_lid; /* LWPID_T: LWP identifier */
|
| 653 |
int32_t l_flag; /* INT: L_* flags. */
|
| 654 |
uint32_t l_swtime; /* U_INT: Time swapped in or out. */
|
| 655 |
uint32_t l_slptime; /* U_INT: Time since last blocked. */
|
| 656 |
int32_t l_schedflags; /* INT: PSCHED_* flags */
|
| 657 |
int32_t l_holdcnt; /* INT: If non-zero, don't swap. */
|
| 658 |
uint8_t l_priority; /* U_CHAR: Process priority. */
|
| 659 |
uint8_t l_usrpri; /* U_CHAR: User-priority based on l_cpu and p_nice. */
|
| 660 |
int8_t l_stat; /* CHAR: S* process status. */
|
| 661 |
int8_t l_pad1; /* fill out to 4-byte boundary */
|
| 662 |
int32_t l_pad2; /* .. and then to an 8-byte boundary */
|
| 663 |
char l_wmesg[KI_WMESGLEN]; /* wchan message */ |
| 664 |
uint64_t l_wchan; /* PTR: sleep address. */
|
| 665 |
uint64_t l_cpuid; /* LONG: CPU id */
|
| 666 |
uint32_t l_rtime_sec; /* STRUCT TIMEVAL: Real time. */
|
| 667 |
uint32_t l_rtime_usec; /* STRUCT TIMEVAL: Real time. */
|
| 668 |
uint32_t l_cpticks; /* INT: ticks during l_swtime */
|
| 669 |
uint32_t l_pctcpu; /* FIXPT_T: cpu usage for ps */
|
| 670 |
uint32_t l_pid; /* PID_T: process identifier */
|
| 671 |
char l_name[KI_LNAMELEN]; /* CHAR[]: name, may be empty */ |
| 672 |
}; |
| 673 |
|
| 674 |
/*
|
| 675 |
* KERN_PROC_ARGS subtypes
|
| 676 |
*/
|
| 677 |
#define KERN_PROC_ARGV 1 /* argv */ |
| 678 |
#define KERN_PROC_NARGV 2 /* number of strings in above */ |
| 679 |
#define KERN_PROC_ENV 3 /* environ */ |
| 680 |
#define KERN_PROC_NENV 4 /* number of strings in above */ |
| 681 |
#define KERN_PROC_PATHNAME 5 /* path to executable */ |
| 682 |
|
| 683 |
/*
|
| 684 |
* KERN_SYSVIPC subtypes
|
| 685 |
*/
|
| 686 |
#define KERN_SYSVIPC_INFO 1 /* struct: number of valid kern ids */ |
| 687 |
#define KERN_SYSVIPC_MSG 2 /* int: SysV message queue support */ |
| 688 |
#define KERN_SYSVIPC_SEM 3 /* int: SysV semaphore support */ |
| 689 |
#define KERN_SYSVIPC_SHM 4 /* int: SysV shared memory support */ |
| 690 |
#define KERN_SYSVIPC_SHMMAX 5 /* int: max shared memory segment size (bytes) */ |
| 691 |
#define KERN_SYSVIPC_SHMMNI 6 /* int: max number of shared memory identifiers */ |
| 692 |
#define KERN_SYSVIPC_SHMSEG 7 /* int: max shared memory segments per process */ |
| 693 |
#define KERN_SYSVIPC_SHMMAXPGS 8 /* int: max amount of shared memory (pages) */ |
| 694 |
#define KERN_SYSVIPC_SHMUSEPHYS 9 /* int: physical memory usage */ |
| 695 |
|
| 696 |
/*
|
| 697 |
* KERN_SYSVIPC_INFO subtypes
|
| 698 |
*/
|
| 699 |
/* KERN_SYSVIPC_OMSG_INFO 1 */
|
| 700 |
/* KERN_SYSVIPC_OSEM_INFO 2 */
|
| 701 |
/* KERN_SYSVIPC_OSHM_INFO 3 */
|
| 702 |
#define KERN_SYSVIPC_MSG_INFO 4 /* msginfo and msgid_ds */ |
| 703 |
#define KERN_SYSVIPC_SEM_INFO 5 /* seminfo and semid_ds */ |
| 704 |
#define KERN_SYSVIPC_SHM_INFO 6 /* shminfo and shmid_ds */ |
| 705 |
|
| 706 |
/*
|
| 707 |
* tty counter sysctl variables
|
| 708 |
*/
|
| 709 |
#define KERN_TKSTAT_NIN 1 /* total input character */ |
| 710 |
#define KERN_TKSTAT_NOUT 2 /* total output character */ |
| 711 |
#define KERN_TKSTAT_CANCC 3 /* canonical input character */ |
| 712 |
#define KERN_TKSTAT_RAWCC 4 /* raw input character */ |
| 713 |
#define KERN_TKSTAT_MAXID 5 /* number of valid TKSTAT ids */ |
| 714 |
|
| 715 |
#define KERN_TKSTAT_NAMES { \
|
| 716 |
{ 0, 0 }, \
|
| 717 |
{ "nin", CTLTYPE_QUAD }, \
|
| 718 |
{ "nout", CTLTYPE_QUAD }, \
|
| 719 |
{ "cancc", CTLTYPE_QUAD }, \
|
| 720 |
{ "rawcc", CTLTYPE_QUAD }, \
|
| 721 |
} |
| 722 |
|
| 723 |
/*
|
| 724 |
* kern.drivers returns an array of these.
|
| 725 |
*/
|
| 726 |
|
| 727 |
struct kinfo_drivers {
|
| 728 |
devmajor_t d_cmajor; |
| 729 |
devmajor_t d_bmajor; |
| 730 |
char d_name[24]; |
| 731 |
}; |
| 732 |
|
| 733 |
/*
|
| 734 |
* KERN_BUF subtypes, like KERN_PROC2, where the four following mib
|
| 735 |
* entries specify "which type of buf", "which particular buf",
|
| 736 |
* "sizeof buf", and "how many". Currently, only "all buf" is
|
| 737 |
* defined.
|
| 738 |
*/
|
| 739 |
#define KERN_BUF_ALL 0 /* all buffers */ |
| 740 |
|
| 741 |
/*
|
| 742 |
* kern.buf returns an array of these structures, which are designed
|
| 743 |
* both to be immune to 32/64 bit emulation issues and to provide
|
| 744 |
* backwards compatibility. Note that the order here differs slightly
|
| 745 |
* from the real struct buf in order to achieve proper 64 bit
|
| 746 |
* alignment.
|
| 747 |
*/
|
| 748 |
struct buf_sysctl {
|
| 749 |
uint32_t b_flags; /* LONG: B_* flags */
|
| 750 |
int32_t b_error; /* INT: Errno value */
|
| 751 |
int32_t b_prio; /* INT: Hint for buffer queue discipline */
|
| 752 |
uint32_t b_dev; /* DEV_T: Device associated with buffer */
|
| 753 |
uint64_t b_bufsize; /* LONG: Allocated buffer size */
|
| 754 |
uint64_t b_bcount; /* LONG: Valid bytes in buffer */
|
| 755 |
uint64_t b_resid; /* LONG: Remaining I/O */
|
| 756 |
uint64_t b_addr; /* CADDR_T: Memory, superblocks, indirect... */
|
| 757 |
uint64_t b_blkno; /* DADDR_T: Underlying physical block number */
|
| 758 |
uint64_t b_rawblkno; /* DADDR_T: Raw underlying physical block */
|
| 759 |
uint64_t b_iodone; /* PTR: Function called upon completion */
|
| 760 |
uint64_t b_proc; /* PTR: Associated proc if B_PHYS set */
|
| 761 |
uint64_t b_vp; /* PTR: File vnode */
|
| 762 |
uint64_t b_saveaddr; /* PTR: Original b_addr for physio */
|
| 763 |
uint64_t b_lblkno; /* DADDR_T: Logical block number */
|
| 764 |
}; |
| 765 |
|
| 766 |
/*
|
| 767 |
* kern.file2 returns an array of these structures, which are designed
|
| 768 |
* both to be immune to be immune to 32/64 bit emulation issues and to
|
| 769 |
* provide backwards compatibility. The order differs slightly from
|
| 770 |
* that of the real struct file, and some fields are taken from other
|
| 771 |
* structures (struct vnode, struct proc) in order to make the file
|
| 772 |
* information more useful.
|
| 773 |
*/
|
| 774 |
struct kinfo_file {
|
| 775 |
uint64_t ki_fileaddr; /* PTR: address of struct file */
|
| 776 |
uint32_t ki_flag; /* INT: flags (see fcntl.h) */
|
| 777 |
uint32_t ki_iflags; /* INT: internal flags */
|
| 778 |
uint32_t ki_ftype; /* INT: descriptor type */
|
| 779 |
uint32_t ki_count; /* UINT: reference count */
|
| 780 |
uint32_t ki_msgcount; /* UINT: references from msg queue */
|
| 781 |
uint32_t ki_usecount; /* INT: number active users */
|
| 782 |
uint64_t ki_fucred; /* PTR: creds for descriptor */
|
| 783 |
uint32_t ki_fuid; /* UID_T: descriptor credentials */
|
| 784 |
uint32_t ki_fgid; /* GID_T: descriptor credentials */
|
| 785 |
uint64_t ki_fops; /* PTR: address of fileops */
|
| 786 |
uint64_t ki_foffset; /* OFF_T: offset */
|
| 787 |
uint64_t ki_fdata; /* PTR: descriptor data */
|
| 788 |
|
| 789 |
/* vnode information to glue this file to something */
|
| 790 |
uint64_t ki_vun; /* PTR: socket, specinfo, etc */
|
| 791 |
uint64_t ki_vsize; /* OFF_T: size of file */
|
| 792 |
uint32_t ki_vtype; /* ENUM: vnode type */
|
| 793 |
uint32_t ki_vtag; /* ENUM: type of underlying data */
|
| 794 |
uint64_t ki_vdata; /* PTR: private data for fs */
|
| 795 |
|
| 796 |
/* process information when retrieved via KERN_FILE_BYPID */
|
| 797 |
uint32_t ki_pid; /* PID_T: process id */
|
| 798 |
int32_t ki_fd; /* INT: descriptor number */
|
| 799 |
uint32_t ki_ofileflags; /* CHAR: open file flags */
|
| 800 |
uint32_t _ki_padto64bits; |
| 801 |
}; |
| 802 |
|
| 803 |
#define KERN_FILE_BYFILE 1 |
| 804 |
#define KERN_FILE_BYPID 2 |
| 805 |
#define KERN_FILESLOP 10 |
| 806 |
|
| 807 |
/*
|
| 808 |
* kern.evcnt returns an array of these structures, which are designed both to
|
| 809 |
* be immune to 32/64 bit emulation issues. Note that the struct here differs
|
| 810 |
* from the real struct evcnt but contains the same information in order to
|
| 811 |
* accommodate sysctl.
|
| 812 |
*/
|
| 813 |
struct evcnt_sysctl {
|
| 814 |
uint64_t ev_count; /* current count */
|
| 815 |
uint64_t ev_addr; /* kernel address of evcnt */
|
| 816 |
uint64_t ev_parent; /* kernel address of parent */
|
| 817 |
uint8_t ev_type; /* EVCNT_TRAP_* */
|
| 818 |
uint8_t ev_grouplen; /* length of group with NUL */
|
| 819 |
uint8_t ev_namelen; /* length of name with NUL */
|
| 820 |
uint8_t ev_len; /* multiply by 8 */
|
| 821 |
/*
|
| 822 |
* Now the group and name strings follow (both include the trailing
|
| 823 |
* NUL). ev_name start at &ev_strings[ev_grouplen+1]
|
| 824 |
*/
|
| 825 |
char ev_strings[0]; |
| 826 |
}; |
| 827 |
|
| 828 |
#define KERN_EVCNT_COUNT_ANY 0 |
| 829 |
#define KERN_EVCNT_COUNT_NONZERO 1 |
| 830 |
|
| 831 |
/*
|
| 832 |
* CTL_VM identifiers in <uvm/uvm_param.h>
|
| 833 |
*/
|
| 834 |
|
| 835 |
/*
|
| 836 |
* The vm.proc.map sysctl allows a process to dump the VM layout of
|
| 837 |
* another process as a series of entries.
|
| 838 |
*/
|
| 839 |
#define KVME_TYPE_NONE 0 |
| 840 |
#define KVME_TYPE_OBJECT 1 |
| 841 |
#define KVME_TYPE_VNODE 2 |
| 842 |
#define KVME_TYPE_KERN 3 |
| 843 |
#define KVME_TYPE_DEVICE 4 |
| 844 |
#define KVME_TYPE_ANON 5 |
| 845 |
#define KVME_TYPE_SUBMAP 6 |
| 846 |
#define KVME_TYPE_UNKNOWN 255 |
| 847 |
|
| 848 |
#define KVME_PROT_READ 0x00000001 |
| 849 |
#define KVME_PROT_WRITE 0x00000002 |
| 850 |
#define KVME_PROT_EXEC 0x00000004 |
| 851 |
|
| 852 |
#define KVME_FLAG_COW 0x00000001 |
| 853 |
#define KVME_FLAG_NEEDS_COPY 0x00000002 |
| 854 |
#define KVME_FLAG_NOCOREDUMP 0x00000004 |
| 855 |
#define KVME_FLAG_PAGEABLE 0x00000008 |
| 856 |
#define KVME_FLAG_GROWS_UP 0x00000010 |
| 857 |
#define KVME_FLAG_GROWS_DOWN 0x00000020 |
| 858 |
|
| 859 |
struct kinfo_vmentry {
|
| 860 |
uint64_t kve_start; /* Starting address. */
|
| 861 |
uint64_t kve_end; /* Finishing address. */
|
| 862 |
uint64_t kve_offset; /* Mapping offset in object */
|
| 863 |
|
| 864 |
uint32_t kve_type; /* Type of map entry. */
|
| 865 |
uint32_t kve_flags; /* Flags on map entry. */
|
| 866 |
|
| 867 |
uint32_t kve_count; /* Number of pages/entries */
|
| 868 |
uint32_t kve_wired_count; /* Number of wired pages */
|
| 869 |
|
| 870 |
uint32_t kve_advice; /* Advice */
|
| 871 |
uint32_t kve_attributes; /* Map attribute */
|
| 872 |
|
| 873 |
uint32_t kve_protection; /* Protection bitmask. */
|
| 874 |
uint32_t kve_max_protection; /* Max protection bitmask */
|
| 875 |
|
| 876 |
uint32_t kve_ref_count; /* VM obj ref count. */
|
| 877 |
uint32_t kve_inheritance; /* Inheritance */
|
| 878 |
|
| 879 |
uint64_t kve_vn_fileid; /* inode number if vnode */
|
| 880 |
uint64_t kve_vn_size; /* File size. */
|
| 881 |
uint64_t kve_vn_fsid; /* dev_t of vnode location */
|
| 882 |
uint64_t kve_vn_rdev; /* Device id if device. */
|
| 883 |
|
| 884 |
uint32_t kve_vn_type; /* Vnode type. */
|
| 885 |
uint32_t kve_vn_mode; /* File mode. */
|
| 886 |
|
| 887 |
char kve_path[PATH_MAX]; /* Path to VM obj, if any. */ |
| 888 |
}; |
| 889 |
|
| 890 |
/*
|
| 891 |
* CTL_HW identifiers
|
| 892 |
*/
|
| 893 |
#define HW_MACHINE 1 /* string: machine class */ |
| 894 |
#define HW_MODEL 2 /* string: specific machine model */ |
| 895 |
#define HW_NCPU 3 /* int: number of cpus */ |
| 896 |
#define HW_BYTEORDER 4 /* int: machine byte order */ |
| 897 |
#define HW_PHYSMEM 5 /* int: total memory (bytes) */ |
| 898 |
#define HW_USERMEM 6 /* int: non-kernel memory (bytes) */ |
| 899 |
#define HW_PAGESIZE 7 /* int: software page size */ |
| 900 |
#define HW_DISKNAMES 8 /* string: disk drive names */ |
| 901 |
#define HW_IOSTATS 9 /* struct: iostats[] */ |
| 902 |
#define HW_MACHINE_ARCH 10 /* string: machine architecture */ |
| 903 |
#define HW_ALIGNBYTES 11 /* int: ALIGNBYTES for the kernel */ |
| 904 |
#define HW_CNMAGIC 12 /* string: console magic sequence(s) */ |
| 905 |
#define HW_PHYSMEM64 13 /* quad: total memory (bytes) */ |
| 906 |
#define HW_USERMEM64 14 /* quad: non-kernel memory (bytes) */ |
| 907 |
#define HW_IOSTATNAMES 15 /* string: iostat names */ |
| 908 |
#define HW_MAXID 15 /* number of valid hw ids */ |
| 909 |
#define HW_NCPUONLINE 16 /* number CPUs online */ |
| 910 |
|
| 911 |
#define CTL_HW_NAMES { \
|
| 912 |
{ 0, 0 }, \
|
| 913 |
{ "machine", CTLTYPE_STRING }, \
|
| 914 |
{ "model", CTLTYPE_STRING }, \
|
| 915 |
{ "ncpu", CTLTYPE_INT }, \
|
| 916 |
{ "byteorder", CTLTYPE_INT }, \
|
| 917 |
{ "physmem", CTLTYPE_INT }, \
|
| 918 |
{ "usermem", CTLTYPE_INT }, \
|
| 919 |
{ "pagesize", CTLTYPE_INT }, \
|
| 920 |
{ "drivenames", CTLTYPE_STRING }, \
|
| 921 |
{ "drivestats", CTLTYPE_STRUCT }, \
|
| 922 |
{ "machine_arch", CTLTYPE_STRING }, \
|
| 923 |
{ "alignbytes", CTLTYPE_INT }, \
|
| 924 |
{ "cnmagic", CTLTYPE_STRING }, \
|
| 925 |
{ "physmem64", CTLTYPE_QUAD }, \
|
| 926 |
{ "usermem64", CTLTYPE_QUAD }, \
|
| 927 |
{ "ncpuonline", CTLTYPE_INT }, \
|
| 928 |
} |
| 929 |
|
| 930 |
/*
|
| 931 |
* CTL_USER definitions
|
| 932 |
*/
|
| 933 |
#define USER_CS_PATH 1 /* string: _CS_PATH */ |
| 934 |
#define USER_BC_BASE_MAX 2 /* int: BC_BASE_MAX */ |
| 935 |
#define USER_BC_DIM_MAX 3 /* int: BC_DIM_MAX */ |
| 936 |
#define USER_BC_SCALE_MAX 4 /* int: BC_SCALE_MAX */ |
| 937 |
#define USER_BC_STRING_MAX 5 /* int: BC_STRING_MAX */ |
| 938 |
#define USER_COLL_WEIGHTS_MAX 6 /* int: COLL_WEIGHTS_MAX */ |
| 939 |
#define USER_EXPR_NEST_MAX 7 /* int: EXPR_NEST_MAX */ |
| 940 |
#define USER_LINE_MAX 8 /* int: LINE_MAX */ |
| 941 |
#define USER_RE_DUP_MAX 9 /* int: RE_DUP_MAX */ |
| 942 |
#define USER_POSIX2_VERSION 10 /* int: POSIX2_VERSION */ |
| 943 |
#define USER_POSIX2_C_BIND 11 /* int: POSIX2_C_BIND */ |
| 944 |
#define USER_POSIX2_C_DEV 12 /* int: POSIX2_C_DEV */ |
| 945 |
#define USER_POSIX2_CHAR_TERM 13 /* int: POSIX2_CHAR_TERM */ |
| 946 |
#define USER_POSIX2_FORT_DEV 14 /* int: POSIX2_FORT_DEV */ |
| 947 |
#define USER_POSIX2_FORT_RUN 15 /* int: POSIX2_FORT_RUN */ |
| 948 |
#define USER_POSIX2_LOCALEDEF 16 /* int: POSIX2_LOCALEDEF */ |
| 949 |
#define USER_POSIX2_SW_DEV 17 /* int: POSIX2_SW_DEV */ |
| 950 |
#define USER_POSIX2_UPE 18 /* int: POSIX2_UPE */ |
| 951 |
#define USER_STREAM_MAX 19 /* int: POSIX2_STREAM_MAX */ |
| 952 |
#define USER_TZNAME_MAX 20 /* int: _POSIX_TZNAME_MAX */ |
| 953 |
#define USER_ATEXIT_MAX 21 /* int: {ATEXIT_MAX} */ |
| 954 |
#define USER_MAXID 22 /* number of valid user ids */ |
| 955 |
|
| 956 |
#define CTL_USER_NAMES { \
|
| 957 |
{ 0, 0 }, \
|
| 958 |
{ "cs_path", CTLTYPE_STRING }, \
|
| 959 |
{ "bc_base_max", CTLTYPE_INT }, \
|
| 960 |
{ "bc_dim_max", CTLTYPE_INT }, \
|
| 961 |
{ "bc_scale_max", CTLTYPE_INT }, \
|
| 962 |
{ "bc_string_max", CTLTYPE_INT }, \
|
| 963 |
{ "coll_weights_max", CTLTYPE_INT }, \
|
| 964 |
{ "expr_nest_max", CTLTYPE_INT }, \
|
| 965 |
{ "line_max", CTLTYPE_INT }, \
|
| 966 |
{ "re_dup_max", CTLTYPE_INT }, \
|
| 967 |
{ "posix2_version", CTLTYPE_INT }, \
|
| 968 |
{ "posix2_c_bind", CTLTYPE_INT }, \
|
| 969 |
{ "posix2_c_dev", CTLTYPE_INT }, \
|
| 970 |
{ "posix2_char_term", CTLTYPE_INT }, \
|
| 971 |
{ "posix2_fort_dev", CTLTYPE_INT }, \
|
| 972 |
{ "posix2_fort_run", CTLTYPE_INT }, \
|
| 973 |
{ "posix2_localedef", CTLTYPE_INT }, \
|
| 974 |
{ "posix2_sw_dev", CTLTYPE_INT }, \
|
| 975 |
{ "posix2_upe", CTLTYPE_INT }, \
|
| 976 |
{ "stream_max", CTLTYPE_INT }, \
|
| 977 |
{ "tzname_max", CTLTYPE_INT }, \
|
| 978 |
{ "atexit_max", CTLTYPE_INT }, \
|
| 979 |
} |
| 980 |
|
| 981 |
/*
|
| 982 |
* CTL_DDB definitions
|
| 983 |
*/
|
| 984 |
#define DDBCTL_RADIX 1 /* int: Input and output radix */ |
| 985 |
#define DDBCTL_MAXOFF 2 /* int: max symbol offset */ |
| 986 |
#define DDBCTL_MAXWIDTH 3 /* int: width of the display line */ |
| 987 |
#define DDBCTL_LINES 4 /* int: number of display lines */ |
| 988 |
#define DDBCTL_TABSTOPS 5 /* int: tab width */ |
| 989 |
#define DDBCTL_ONPANIC 6 /* int: DDB on panic if non-zero */ |
| 990 |
#define DDBCTL_FROMCONSOLE 7 /* int: DDB via console if non-zero */ |
| 991 |
#define DDBCTL_MAXID 8 /* number of valid DDB ids */ |
| 992 |
|
| 993 |
#define CTL_DDB_NAMES { \
|
| 994 |
{ 0, 0 }, \
|
| 995 |
{ "radix", CTLTYPE_INT }, \
|
| 996 |
{ "maxoff", CTLTYPE_INT }, \
|
| 997 |
{ "maxwidth", CTLTYPE_INT }, \
|
| 998 |
{ "lines", CTLTYPE_INT }, \
|
| 999 |
{ "tabstops", CTLTYPE_INT }, \
|
| 1000 |
{ "onpanic", CTLTYPE_INT }, \
|
| 1001 |
{ "fromconsole", CTLTYPE_INT }, \
|
| 1002 |
} |
| 1003 |
|
| 1004 |
/*
|
| 1005 |
* CTL_DEBUG definitions
|
| 1006 |
*
|
| 1007 |
* Second level identifier specifies which debug variable.
|
| 1008 |
* Third level identifier specifies which structure component.
|
| 1009 |
*/
|
| 1010 |
#define CTL_DEBUG_NAME 0 /* string: variable name */ |
| 1011 |
#define CTL_DEBUG_VALUE 1 /* int: variable value */ |
| 1012 |
#define CTL_DEBUG_MAXID 20 |
| 1013 |
|
| 1014 |
/*
|
| 1015 |
* CTL_PROC subtype. Either a PID, or a magic value for the current proc.
|
| 1016 |
*/
|
| 1017 |
|
| 1018 |
#define PROC_CURPROC (~((u_int)1 << 31)) |
| 1019 |
|
| 1020 |
/*
|
| 1021 |
* CTL_PROC tree: either corename (string), or a limit
|
| 1022 |
* (rlimit.<type>.{hard,soft}, int).
|
| 1023 |
*/
|
| 1024 |
#define PROC_PID_CORENAME 1 |
| 1025 |
#define PROC_PID_LIMIT 2 |
| 1026 |
#define PROC_PID_STOPFORK 3 |
| 1027 |
#define PROC_PID_STOPEXEC 4 |
| 1028 |
#define PROC_PID_STOPEXIT 5 |
| 1029 |
#define PROC_PID_MAXID 6 |
| 1030 |
|
| 1031 |
#define PROC_PID_NAMES { \
|
| 1032 |
{ 0, 0 }, \
|
| 1033 |
{ "corename", CTLTYPE_STRING }, \
|
| 1034 |
{ "rlimit", CTLTYPE_NODE }, \
|
| 1035 |
{ "stopfork", CTLTYPE_INT }, \
|
| 1036 |
{ "stopexec", CTLTYPE_INT }, \
|
| 1037 |
{ "stopexit", CTLTYPE_INT }, \
|
| 1038 |
} |
| 1039 |
|
| 1040 |
/* Limit types from <sys/resources.h> */
|
| 1041 |
#define PROC_PID_LIMIT_CPU (RLIMIT_CPU+1) |
| 1042 |
#define PROC_PID_LIMIT_FSIZE (RLIMIT_FSIZE+1) |
| 1043 |
#define PROC_PID_LIMIT_DATA (RLIMIT_DATA+1) |
| 1044 |
#define PROC_PID_LIMIT_STACK (RLIMIT_STACK+1) |
| 1045 |
#define PROC_PID_LIMIT_CORE (RLIMIT_CORE+1) |
| 1046 |
#define PROC_PID_LIMIT_RSS (RLIMIT_RSS+1) |
| 1047 |
#define PROC_PID_LIMIT_MEMLOCK (RLIMIT_MEMLOCK+1) |
| 1048 |
#define PROC_PID_LIMIT_NPROC (RLIMIT_NPROC+1) |
| 1049 |
#define PROC_PID_LIMIT_NOFILE (RLIMIT_NOFILE+1) |
| 1050 |
#define PROC_PID_LIMIT_SBSIZE (RLIMIT_SBSIZE+1) |
| 1051 |
#define PROC_PID_LIMIT_AS (RLIMIT_AS+1) |
| 1052 |
#define PROC_PID_LIMIT_NTHR (RLIMIT_NTHR+1) |
| 1053 |
#define PROC_PID_LIMIT_MAXID (RLIM_NLIMITS+1) |
| 1054 |
|
| 1055 |
#define PROC_PID_LIMIT_NAMES { \
|
| 1056 |
{ 0, 0 }, \
|
| 1057 |
{ "cputime", CTLTYPE_NODE }, \
|
| 1058 |
{ "filesize", CTLTYPE_NODE }, \
|
| 1059 |
{ "datasize", CTLTYPE_NODE }, \
|
| 1060 |
{ "stacksize", CTLTYPE_NODE }, \
|
| 1061 |
{ "coredumpsize", CTLTYPE_NODE }, \
|
| 1062 |
{ "memoryuse", CTLTYPE_NODE }, \
|
| 1063 |
{ "memorylocked", CTLTYPE_NODE }, \
|
| 1064 |
{ "maxproc", CTLTYPE_NODE }, \
|
| 1065 |
{ "descriptors", CTLTYPE_NODE }, \
|
| 1066 |
{ "sbsize", CTLTYPE_NODE }, \
|
| 1067 |
{ "vmemoryuse", CTLTYPE_NODE }, \
|
| 1068 |
{ "maxlwp", CTLTYPE_NODE }, \
|
| 1069 |
} |
| 1070 |
/* for each type, either hard or soft value */
|
| 1071 |
#define PROC_PID_LIMIT_TYPE_SOFT 1 |
| 1072 |
#define PROC_PID_LIMIT_TYPE_HARD 2 |
| 1073 |
#define PROC_PID_LIMIT_TYPE_MAXID 3 |
| 1074 |
|
| 1075 |
#define PROC_PID_LIMIT_TYPE_NAMES { \
|
| 1076 |
{0, 0}, \
|
| 1077 |
{ "soft", CTLTYPE_QUAD }, \
|
| 1078 |
{ "hard", CTLTYPE_QUAD }, \
|
| 1079 |
} |
| 1080 |
|
| 1081 |
/*
|
| 1082 |
* CTL_EMUL definitions
|
| 1083 |
*
|
| 1084 |
* Second level identifier specifies which emulation variable.
|
| 1085 |
* Subsequent levels are specified in the emulations themselves.
|
| 1086 |
*/
|
| 1087 |
#define EMUL_LINUX 1 |
| 1088 |
#define EMUL_LINUX32 5 |
| 1089 |
|
| 1090 |
#define EMUL_MAXID 6 |
| 1091 |
|
| 1092 |
#ifdef _KERNEL
|
| 1093 |
|
| 1094 |
#if defined(_KERNEL_OPT)
|
| 1095 |
#include "opt_sysctl.h" |
| 1096 |
#endif
|
| 1097 |
|
| 1098 |
/* Root node of the kernel sysctl tree */
|
| 1099 |
extern struct sysctlnode sysctl_root; |
| 1100 |
|
| 1101 |
/*
|
| 1102 |
* A log of nodes created by a setup function or set of setup
|
| 1103 |
* functions so that they can be torn down in one "transaction"
|
| 1104 |
* when no longer needed.
|
| 1105 |
*
|
| 1106 |
* Users of the log merely pass a pointer to a pointer, and the sysctl
|
| 1107 |
* infrastructure takes care of the rest.
|
| 1108 |
*/
|
| 1109 |
struct sysctllog;
|
| 1110 |
|
| 1111 |
/*
|
| 1112 |
* CTL_DEBUG variables.
|
| 1113 |
*
|
| 1114 |
* These are declared as separate variables so that they can be
|
| 1115 |
* individually initialized at the location of their associated
|
| 1116 |
* variable. The loader prevents multiple use by issuing errors
|
| 1117 |
* if a variable is initialized in more than one place. They are
|
| 1118 |
* aggregated into an array in debug_sysctl(), so that it can
|
| 1119 |
* conveniently locate them when queried. If more debugging
|
| 1120 |
* variables are added, they must also be declared here and also
|
| 1121 |
* entered into the array.
|
| 1122 |
*
|
| 1123 |
* Note that the debug subtree is largely obsolescent in terms of
|
| 1124 |
* functionality now that we have dynamic sysctl, but the
|
| 1125 |
* infrastructure is retained for backwards compatibility.
|
| 1126 |
*/
|
| 1127 |
struct ctldebug {
|
| 1128 |
const char *debugname; /* name of debugging variable */ |
| 1129 |
int *debugvar; /* pointer to debugging variable */ |
| 1130 |
}; |
| 1131 |
#ifdef DEBUG
|
| 1132 |
extern struct ctldebug debug0, debug1, debug2, debug3, debug4; |
| 1133 |
extern struct ctldebug debug5, debug6, debug7, debug8, debug9; |
| 1134 |
extern struct ctldebug debug10, debug11, debug12, debug13, debug14; |
| 1135 |
extern struct ctldebug debug15, debug16, debug17, debug18, debug19; |
| 1136 |
#endif /* DEBUG */ |
| 1137 |
|
| 1138 |
#define SYSCTLFN_PROTO const int *, u_int, void *, \ |
| 1139 |
size_t *, const void *, size_t, \ |
| 1140 |
const int *, struct lwp *, const struct sysctlnode * |
| 1141 |
#define SYSCTLFN_ARGS const int *name, u_int namelen, \ |
| 1142 |
void *oldp, size_t *oldlenp, \
|
| 1143 |
const void *newp, size_t newlen, \ |
| 1144 |
const int *oname, struct lwp *l, \ |
| 1145 |
const struct sysctlnode *rnode |
| 1146 |
#define SYSCTLFN_CALL(node) name, namelen, oldp, \
|
| 1147 |
oldlenp, newp, newlen, \ |
| 1148 |
oname, l, node |
| 1149 |
|
| 1150 |
#ifdef RUMP_USE_CTOR
|
| 1151 |
struct sysctl_setup_chain {
|
| 1152 |
void (*ssc_func)(struct sysctllog **); |
| 1153 |
LIST_ENTRY(sysctl_setup_chain) ssc_entries; |
| 1154 |
}; |
| 1155 |
LIST_HEAD(sysctl_boot_chain, sysctl_setup_chain); |
| 1156 |
#define _SYSCTL_REGISTER(name) \
|
| 1157 |
static void sysctlctor_##name(void) __attribute__((constructor)); \ |
| 1158 |
static void sysctlctor_##name(void) \ |
| 1159 |
{ \
|
| 1160 |
static struct sysctl_setup_chain ssc = { \ |
| 1161 |
.ssc_func = name, \ |
| 1162 |
}; \ |
| 1163 |
extern struct sysctl_boot_chain sysctl_boot_chain; \ |
| 1164 |
LIST_INSERT_HEAD(&sysctl_boot_chain, &ssc, ssc_entries); \ |
| 1165 |
} |
| 1166 |
|
| 1167 |
#else /* RUMP_USE_CTOR */ |
| 1168 |
|
| 1169 |
#define _SYSCTL_REGISTER(name) __link_set_add_text(sysctl_funcs, name);
|
| 1170 |
|
| 1171 |
#endif /* RUMP_USE_CTOR */ |
| 1172 |
|
| 1173 |
#ifdef _MODULE
|
| 1174 |
|
| 1175 |
#define SYSCTL_SETUP_PROTO(name) \
|
| 1176 |
void name(struct sysctllog **) |
| 1177 |
#ifdef SYSCTL_DEBUG_SETUP
|
| 1178 |
#define SYSCTL_SETUP(name, desc) \
|
| 1179 |
SYSCTL_SETUP_PROTO(name); \ |
| 1180 |
static void __CONCAT(___,name)(struct sysctllog **); \ |
| 1181 |
void name(struct sysctllog **clog) { \ |
| 1182 |
printf("%s\n", desc); \
|
| 1183 |
__CONCAT(___,name)(clog); } \ |
| 1184 |
_SYSCTL_REGISTER(name); \ |
| 1185 |
static void __CONCAT(___,name)(struct sysctllog **clog) |
| 1186 |
#else /* !SYSCTL_DEBUG_SETUP */ |
| 1187 |
#define SYSCTL_SETUP(name, desc) \
|
| 1188 |
SYSCTL_SETUP_PROTO(name); \ |
| 1189 |
_SYSCTL_REGISTER(name); \ |
| 1190 |
void name(struct sysctllog **clog) |
| 1191 |
#endif /* !SYSCTL_DEBUG_SETUP */ |
| 1192 |
|
| 1193 |
#else /* !_MODULE */ |
| 1194 |
|
| 1195 |
#define SYSCTL_SETUP_PROTO(name)
|
| 1196 |
#ifdef SYSCTL_DEBUG_SETUP
|
| 1197 |
#define SYSCTL_SETUP(name, desc) \
|
| 1198 |
static void __CONCAT(___,name)(struct sysctllog **); \ |
| 1199 |
static void name(struct sysctllog **clog) { \ |
| 1200 |
printf("%s\n", desc); \
|
| 1201 |
__CONCAT(___,name)(clog); } \ |
| 1202 |
_SYSCTL_REGISTER(name); \ |
| 1203 |
static void __CONCAT(___,name)(struct sysctllog **clog) |
| 1204 |
#else /* !SYSCTL_DEBUG_SETUP */ |
| 1205 |
#define SYSCTL_SETUP(name, desc) \
|
| 1206 |
static void name(struct sysctllog **); \ |
| 1207 |
_SYSCTL_REGISTER(name); \ |
| 1208 |
static void name(struct sysctllog **clog) |
| 1209 |
#endif /* !SYSCTL_DEBUG_SETUP */ |
| 1210 |
|
| 1211 |
#endif /* !_MODULE */ |
| 1212 |
|
| 1213 |
/*
|
| 1214 |
* Internal sysctl function calling convention:
|
| 1215 |
*
|
| 1216 |
* (*sysctlfn)(name, namelen, oldval, oldlenp, newval, newlen,
|
| 1217 |
* origname, lwp, node);
|
| 1218 |
*
|
| 1219 |
* The name parameter points at the next component of the name to be
|
| 1220 |
* interpreted. The namelen parameter is the number of integers in
|
| 1221 |
* the name. The origname parameter points to the start of the name
|
| 1222 |
* being parsed. The node parameter points to the node on which the
|
| 1223 |
* current operation is to be performed.
|
| 1224 |
*/
|
| 1225 |
typedef int (*sysctlfn)(SYSCTLFN_PROTO); |
| 1226 |
|
| 1227 |
/*
|
| 1228 |
* used in more than just sysctl
|
| 1229 |
*/
|
| 1230 |
void fill_eproc(struct proc *, struct eproc *, bool); |
| 1231 |
void fill_kproc2(struct proc *, struct kinfo_proc2 *, bool); |
| 1232 |
|
| 1233 |
/*
|
| 1234 |
* subsystem setup
|
| 1235 |
*/
|
| 1236 |
void sysctl_init(void); |
| 1237 |
void sysctl_basenode_init(void); |
| 1238 |
void sysctl_finalize(void); |
| 1239 |
|
| 1240 |
/*
|
| 1241 |
* typical syscall call order
|
| 1242 |
*/
|
| 1243 |
void sysctl_lock(bool); |
| 1244 |
int sysctl_dispatch(SYSCTLFN_PROTO);
|
| 1245 |
void sysctl_unlock(void); |
| 1246 |
void sysctl_relock(void); |
| 1247 |
|
| 1248 |
/*
|
| 1249 |
* tree navigation primitives (must obtain lock before using these)
|
| 1250 |
*/
|
| 1251 |
int sysctl_locate(struct lwp *, const int *, u_int, |
| 1252 |
const struct sysctlnode **, int *); |
| 1253 |
int sysctl_query(SYSCTLFN_PROTO);
|
| 1254 |
int sysctl_create(SYSCTLFN_PROTO);
|
| 1255 |
int sysctl_destroy(SYSCTLFN_PROTO);
|
| 1256 |
int sysctl_lookup(SYSCTLFN_PROTO);
|
| 1257 |
int sysctl_describe(SYSCTLFN_PROTO);
|
| 1258 |
|
| 1259 |
/*
|
| 1260 |
* simple variadic interface for adding/removing nodes
|
| 1261 |
*/
|
| 1262 |
int sysctl_createv(struct sysctllog **, int, |
| 1263 |
const struct sysctlnode **, const struct sysctlnode **, |
| 1264 |
int, int, const char *, const char *, |
| 1265 |
sysctlfn, u_quad_t, void *, size_t, ...);
|
| 1266 |
int sysctl_destroyv(struct sysctlnode *, ...); |
| 1267 |
|
| 1268 |
#define VERIFY_FN(ctl_type, c_type) \
|
| 1269 |
__always_inline static __inline void * \ |
| 1270 |
__sysctl_verify_##ctl_type##_arg(c_type *arg) \ |
| 1271 |
{ \
|
| 1272 |
return arg; \
|
| 1273 |
} |
| 1274 |
|
| 1275 |
VERIFY_FN(CTLTYPE_NODE, struct sysctlnode);
|
| 1276 |
VERIFY_FN(CTLTYPE_INT, int);
|
| 1277 |
VERIFY_FN(CTLTYPE_STRING, char);
|
| 1278 |
VERIFY_FN(CTLTYPE_QUAD, int64_t); |
| 1279 |
VERIFY_FN(CTLTYPE_STRUCT, void);
|
| 1280 |
VERIFY_FN(CTLTYPE_BOOL, bool);
|
| 1281 |
VERIFY_FN(CTLTYPE_LONG, long);
|
| 1282 |
#undef VERIFY_FN
|
| 1283 |
|
| 1284 |
#define sysctl_createv(lg, cfl, rn, cn, fl, type, nm, desc, fn, qv, newp, ...) \
|
| 1285 |
sysctl_createv(lg, cfl, rn, cn, fl, type, nm, desc, fn, qv, \ |
| 1286 |
__sysctl_verify_##type##_arg(newp), __VA_ARGS__) |
| 1287 |
|
| 1288 |
/*
|
| 1289 |
* miscellany
|
| 1290 |
*/
|
| 1291 |
void sysctl_dump(const struct sysctlnode *); |
| 1292 |
void sysctl_free(struct sysctlnode *); |
| 1293 |
void sysctl_teardown(struct sysctllog **); |
| 1294 |
void sysctl_log_print(const struct sysctllog *); |
| 1295 |
|
| 1296 |
#ifdef SYSCTL_INCLUDE_DESCR
|
| 1297 |
#define SYSCTL_DESCR(s) s
|
| 1298 |
#else /* SYSCTL_INCLUDE_DESCR */ |
| 1299 |
#define SYSCTL_DESCR(s) NULL |
| 1300 |
#endif /* SYSCTL_INCLUDE_DESCR */ |
| 1301 |
|
| 1302 |
/*
|
| 1303 |
* simple interface similar to old interface for in-kernel consumption
|
| 1304 |
*/
|
| 1305 |
int old_sysctl(int *, u_int, void *, size_t *, void *, size_t, struct lwp *); |
| 1306 |
|
| 1307 |
/*
|
| 1308 |
* these helpers are in other files (XXX so should the nodes be) or
|
| 1309 |
* are used by more than one node
|
| 1310 |
*/
|
| 1311 |
int sysctl_hw_tapenames(SYSCTLFN_PROTO);
|
| 1312 |
int sysctl_hw_tapestats(SYSCTLFN_PROTO);
|
| 1313 |
int sysctl_kern_vnode(SYSCTLFN_PROTO);
|
| 1314 |
int sysctl_net_inet_ip_ports(SYSCTLFN_PROTO);
|
| 1315 |
int sysctl_consdev(SYSCTLFN_PROTO);
|
| 1316 |
int sysctl_root_device(SYSCTLFN_PROTO);
|
| 1317 |
int sysctl_vfs_generic_fstypes(SYSCTLFN_PROTO);
|
| 1318 |
|
| 1319 |
/*
|
| 1320 |
* primitive helper stubs
|
| 1321 |
*/
|
| 1322 |
int sysctl_needfunc(SYSCTLFN_PROTO);
|
| 1323 |
int sysctl_notavail(SYSCTLFN_PROTO);
|
| 1324 |
int sysctl_null(SYSCTLFN_PROTO);
|
| 1325 |
|
| 1326 |
int sysctl_copyin(struct lwp *, const void *, void *, size_t); |
| 1327 |
int sysctl_copyout(struct lwp *, const void *, void *, size_t); |
| 1328 |
int sysctl_copyinstr(struct lwp *, const void *, void *, size_t, size_t *); |
| 1329 |
|
| 1330 |
u_int sysctl_map_flags(const u_int *, u_int);
|
| 1331 |
|
| 1332 |
MALLOC_DECLARE(M_SYSCTLNODE); |
| 1333 |
MALLOC_DECLARE(M_SYSCTLDATA); |
| 1334 |
|
| 1335 |
extern const u_int sysctl_lwpflagmap[]; |
| 1336 |
|
| 1337 |
#else /* !_KERNEL */ |
| 1338 |
#include <sys/cdefs.h> |
| 1339 |
|
| 1340 |
typedef void *sysctlfn; |
| 1341 |
|
| 1342 |
__BEGIN_DECLS |
| 1343 |
int sysctl(const int *, u_int, void *, size_t *, const void *, size_t); |
| 1344 |
int sysctlbyname(const char *, void *, size_t *, const void *, size_t); |
| 1345 |
int sysctlgetmibinfo(const char *, int *, u_int *, |
| 1346 |
char *, size_t *, struct sysctlnode **, int); |
| 1347 |
int sysctlnametomib(const char *, int *, size_t *); |
| 1348 |
int proc_compare(const struct kinfo_proc2 *, const struct kinfo_lwp *, |
| 1349 |
const struct kinfo_proc2 *, const struct kinfo_lwp *); |
| 1350 |
void *asysctl(const int *, size_t, size_t *); |
| 1351 |
void *asysctlbyname(const char *, size_t *); |
| 1352 |
__END_DECLS |
| 1353 |
|
| 1354 |
#endif /* !_KERNEL */ |
| 1355 |
|
| 1356 |
#ifdef __COMPAT_SYSCTL
|
| 1357 |
/*
|
| 1358 |
* old node definitions go here
|
| 1359 |
*/
|
| 1360 |
#endif /* __COMPAT_SYSCTL */ |
| 1361 |
|
| 1362 |
/*
|
| 1363 |
* padding makes alignment magically "work" for 32/64 compatibility at
|
| 1364 |
* the expense of making things bigger on 32 bit platforms.
|
| 1365 |
*/
|
| 1366 |
#if defined(_LP64) || (BYTE_ORDER == LITTLE_ENDIAN)
|
| 1367 |
#define __sysc_pad(type) union { uint64_t __sysc_upad; \ |
| 1368 |
struct { type __sysc_sdatum; } __sysc_ustr; }
|
| 1369 |
#else
|
| 1370 |
#define __sysc_pad(type) union { uint64_t __sysc_upad; \ |
| 1371 |
struct { uint32_t __sysc_spad; type __sysc_sdatum; } __sysc_ustr; }
|
| 1372 |
#endif
|
| 1373 |
#define __sysc_unpad(x) x.__sysc_ustr.__sysc_sdatum
|
| 1374 |
|
| 1375 |
/*
|
| 1376 |
* The following is for gcc2, which doesn't handle __sysc_unpad().
|
| 1377 |
* The code gets a little less ugly this way.
|
| 1378 |
*/
|
| 1379 |
#define sysc_init_field(field, value) \
|
| 1380 |
.field = { .__sysc_ustr = { .__sysc_sdatum = (value), }, }
|
| 1381 |
|
| 1382 |
struct sysctlnode {
|
| 1383 |
uint32_t sysctl_flags; /* flags and type */
|
| 1384 |
int32_t sysctl_num; /* mib number */
|
| 1385 |
char sysctl_name[SYSCTL_NAMELEN]; /* node name */ |
| 1386 |
uint32_t sysctl_ver; /* node's version vs. rest of tree */
|
| 1387 |
uint32_t __rsvd; |
| 1388 |
union {
|
| 1389 |
struct {
|
| 1390 |
uint32_t suc_csize; /* size of child node array */
|
| 1391 |
uint32_t suc_clen; /* number of valid children */
|
| 1392 |
__sysc_pad(struct sysctlnode*) _suc_child; /* array of child nodes */ |
| 1393 |
} scu_child; |
| 1394 |
struct {
|
| 1395 |
__sysc_pad(void*) _sud_data; /* pointer to external data */ |
| 1396 |
__sysc_pad(size_t) _sud_offset; /* offset to data */
|
| 1397 |
} scu_data; |
| 1398 |
int32_t scu_alias; /* node this node refers to */
|
| 1399 |
int32_t scu_idata; /* immediate "int" data */
|
| 1400 |
u_quad_t scu_qdata; /* immediate "u_quad_t" data */
|
| 1401 |
bool scu_bdata; /* immediate bool data */ |
| 1402 |
} sysctl_un; |
| 1403 |
__sysc_pad(size_t) _sysctl_size; /* size of instrumented data */
|
| 1404 |
__sysc_pad(sysctlfn) _sysctl_func; /* access helper function */
|
| 1405 |
__sysc_pad(struct sysctlnode*) _sysctl_parent; /* parent of this node */ |
| 1406 |
__sysc_pad(const char *) _sysctl_desc; /* description of node */ |
| 1407 |
}; |
| 1408 |
|
| 1409 |
/*
|
| 1410 |
* padded data
|
| 1411 |
*/
|
| 1412 |
#define suc_child __sysc_unpad(_suc_child)
|
| 1413 |
#define sud_data __sysc_unpad(_sud_data)
|
| 1414 |
#define sud_offset __sysc_unpad(_sud_offset)
|
| 1415 |
#define sysctl_size __sysc_unpad(_sysctl_size)
|
| 1416 |
#define sysctl_func __sysc_unpad(_sysctl_func)
|
| 1417 |
#define sysctl_parent __sysc_unpad(_sysctl_parent)
|
| 1418 |
#define sysctl_desc __sysc_unpad(_sysctl_desc)
|
| 1419 |
|
| 1420 |
/*
|
| 1421 |
* nested data (may also be padded)
|
| 1422 |
*/
|
| 1423 |
#define sysctl_csize sysctl_un.scu_child.suc_csize
|
| 1424 |
#define sysctl_clen sysctl_un.scu_child.suc_clen
|
| 1425 |
#define sysctl_child sysctl_un.scu_child.suc_child
|
| 1426 |
#define sysctl_data sysctl_un.scu_data.sud_data
|
| 1427 |
#define sysctl_offset sysctl_un.scu_data.sud_offset
|
| 1428 |
#define sysctl_alias sysctl_un.scu_alias
|
| 1429 |
#define sysctl_idata sysctl_un.scu_idata
|
| 1430 |
#define sysctl_qdata sysctl_un.scu_qdata
|
| 1431 |
#define sysctl_bdata sysctl_un.scu_bdata
|
| 1432 |
|
| 1433 |
/*
|
| 1434 |
* when requesting a description of a node (a set of nodes, actually),
|
| 1435 |
* you get back an "array" of these, where the actual length of the
|
| 1436 |
* descr_str is noted in descr_len (which includes the trailing nul
|
| 1437 |
* byte), rounded up to the nearest four (sizeof(int32_t) actually).
|
| 1438 |
*
|
| 1439 |
* NEXT_DESCR() will take a pointer to a description and advance it to
|
| 1440 |
* the next description.
|
| 1441 |
*/
|
| 1442 |
struct sysctldesc {
|
| 1443 |
int32_t descr_num; /* mib number of node */
|
| 1444 |
uint32_t descr_ver; /* version of node */
|
| 1445 |
uint32_t descr_len; /* length of description string */
|
| 1446 |
char descr_str[1]; /* not really 1...see above */ |
| 1447 |
}; |
| 1448 |
|
| 1449 |
#define __sysc_desc_roundup(x) ((((x) - 1) | (sizeof(int32_t) - 1)) + 1) |
| 1450 |
#define __sysc_desc_adv(d, l) \
|
| 1451 |
(/*XXXUNCONST ptr cast*/(struct sysctldesc *) \ |
| 1452 |
__UNCONST(((const char*)(d)) + offsetof(struct sysctldesc, descr_str) +\ |
| 1453 |
__sysc_desc_roundup(l))) |
| 1454 |
#define NEXT_DESCR(d) __sysc_desc_adv((d), (d)->descr_len)
|
| 1455 |
|
| 1456 |
static __inline const struct sysctlnode * |
| 1457 |
sysctl_rootof(const struct sysctlnode *n) |
| 1458 |
{
|
| 1459 |
while (n->sysctl_parent != NULL) |
| 1460 |
n = n->sysctl_parent; |
| 1461 |
return (n);
|
| 1462 |
} |
| 1463 |
|
| 1464 |
#endif /* !_SYS_SYSCTL_H_ */ |