1256 lines
29 KiB
C
1256 lines
29 KiB
C
/* $NetBSD: sysctl.c,v 1.65 2003/04/06 05:19:03 lukem Exp $ */
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/*
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* Copyright (c) 1993
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* The Regents of the University of California. All rights reserved.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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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#include <sys/cdefs.h>
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#ifndef lint
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__COPYRIGHT(
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"@(#) Copyright (c) 1993\n\
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The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)sysctl.c 8.1 (Berkeley) 6/6/93";
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#else
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__RCSID("$NetBSD: sysctl.c,v 1.65 2003/04/06 05:19:03 lukem Exp $");
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#endif
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/gmon.h>
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#include <sys/stat.h>
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#include <sys/sysctl.h>
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#include <sys/socket.h>
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#include <sys/mount.h>
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#include <sys/mbuf.h>
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#include <sys/resource.h>
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#include <uvm/uvm_param.h>
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#include <machine/cpu.h>
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#include <ufs/ufs/dinode.h>
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#include <ufs/ufs/dir.h>
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#include <ufs/ffs/fs.h>
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#include <ufs/ffs/ffs_extern.h>
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#include <nfs/rpcv2.h>
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#include <nfs/nfsproto.h>
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#include <nfs/nfs.h>
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <netinet/ip_icmp.h>
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#include <netinet/icmp_var.h>
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#include <netinet/ip_var.h>
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#include <netinet/udp.h>
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#include <netinet/udp_var.h>
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#include <netinet/tcp.h>
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#include <netinet/tcp_timer.h>
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#include <netinet/tcp_var.h>
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#ifdef INET6
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#include <netinet/ip6.h>
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#include <netinet/icmp6.h>
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#include <netinet6/ip6_var.h>
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#include <netinet6/udp6.h>
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#include <netinet6/udp6_var.h>
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#ifdef TCP6
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#include <netinet6/tcp6.h>
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#include <netinet6/tcp6_timer.h>
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#include <netinet6/tcp6_var.h>
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#endif
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#include <netinet6/pim6_var.h>
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#endif /* INET6 */
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#include "../../sys/compat/linux/common/linux_exec.h"
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#include "../../sys/compat/irix/irix_sysctl.h"
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#include "../../sys/compat/darwin/darwin_sysctl.h"
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#ifdef IPSEC
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#include <net/route.h>
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#include <netinet6/ipsec.h>
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#include <netkey/key_var.h>
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#endif /* IPSEC */
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#include <sys/pipe.h>
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#include <err.h>
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#include <ctype.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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struct ctlname topname[] = CTL_NAMES;
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struct ctlname kernname[] = CTL_KERN_NAMES;
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struct ctlname vmname[] = CTL_VM_NAMES;
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struct ctlname vfsname[] = CTL_VFS_NAMES;
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struct ctlname netname[] = CTL_NET_NAMES;
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struct ctlname hwname[] = CTL_HW_NAMES;
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struct ctlname username[] = CTL_USER_NAMES;
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struct ctlname ddbname[] = CTL_DDB_NAMES;
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struct ctlname debugname[CTL_DEBUG_MAXID];
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#ifdef CTL_MACHDEP_NAMES
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struct ctlname machdepname[] = CTL_MACHDEP_NAMES;
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#endif
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struct ctlname emulname[] = CTL_EMUL_NAMES;
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struct ctlname vendorname[] = { { 0, 0 } };
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/* this one is dummy, it's used only for '-a' or '-A' */
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struct ctlname procname[] = { {0, 0}, {"curproc", CTLTYPE_NODE} };
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char names[BUFSIZ];
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struct list {
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struct ctlname *list;
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int size;
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};
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struct list toplist = { topname, CTL_MAXID };
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struct list secondlevel[] = {
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{ 0, 0 }, /* CTL_UNSPEC */
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{ kernname, KERN_MAXID }, /* CTL_KERN */
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{ vmname, VM_MAXID }, /* CTL_VM */
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{ vfsname, VFS_MAXID }, /* CTL_VFS */
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{ netname, NET_MAXID }, /* CTL_NET */
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{ 0, CTL_DEBUG_MAXID }, /* CTL_DEBUG */
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{ hwname, HW_MAXID }, /* CTL_HW */
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#ifdef CTL_MACHDEP_NAMES
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{ machdepname, CPU_MAXID }, /* CTL_MACHDEP */
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#else
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{ 0, 0 }, /* CTL_MACHDEP */
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#endif
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{ username, USER_MAXID }, /* CTL_USER_NAMES */
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{ ddbname, DDBCTL_MAXID }, /* CTL_DDB_NAMES */
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{ procname, 2 }, /* dummy name */
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{ vendorname, 0 }, /* CTL_VENDOR_NAMES */
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{ emulname, EMUL_MAXID }, /* CTL_EMUL_NAMES */
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{ 0, 0},
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};
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int Aflag, aflag, nflag, qflag, wflag;
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FILE *warnfp = stderr;
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/*
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* Variables requiring special processing.
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*/
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#define CLOCK 0x00000001
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#define BOOTTIME 0x00000002
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#define CONSDEV 0x00000004
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#define DISKINFO 0x00000008
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#define CPTIME 0x00000010
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/*
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* A dummy type for limits, which requires special parsing
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*/
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#define CTLTYPE_LIMIT ((~0x1) << 31)
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int main(int, char *[]);
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static void listall(const char *, struct list *);
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static void parse(char *, int);
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static void debuginit(void);
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static int sysctl_inet(char *, char **, int[], int, int *);
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#ifdef INET6
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static int sysctl_inet6(char *, char **, int[], int, int *);
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#endif
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static int sysctl_vfs(char *, char **, int[], int, int *);
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static int sysctl_proc(char *, char **, int[], int, int *);
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static int sysctl_3rd(struct list *, char *, char **, int[], int, int *);
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#ifdef IPSEC
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struct ctlname keynames[] = KEYCTL_NAMES;
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struct list keyvars = { keynames, KEYCTL_MAXID };
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#endif /*IPSEC*/
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struct ctlname vfsgenname[] = CTL_VFSGENCTL_NAMES;
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struct list vfsgenvars = { vfsgenname, VFSGEN_MAXID };
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struct ctlname mbufnames[] = CTL_MBUF_NAMES;
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struct list mbufvars = { mbufnames, MBUF_MAXID };
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struct ctlname pipenames[] = CTL_PIPE_NAMES;
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struct list pipevars = { pipenames, KERN_PIPE_MAXID };
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struct ctlname tkstatnames[] = KERN_TKSTAT_NAMES;
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struct list tkstatvars = { tkstatnames, KERN_TKSTAT_MAXID };
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static int sysctl_linux(char *, char **, int[], int, int *);
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static int sysctl_irix(char *, char **, int[], int, int *);
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static int sysctl_darwin(char *, char **, int[], int, int *);
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static int findname(char *, char *, char **, struct list *);
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static void usage(void);
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#define USEAPP(s, a) \
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if (flags) fprintf(warnfp, "%s: use '%s' to view this information\n", s, a)
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int
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main(int argc, char *argv[])
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{
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char *fn = NULL;
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int ch, lvl1;
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while ((ch = getopt(argc, argv, "Aaf:nqw")) != -1) {
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switch (ch) {
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case 'A':
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Aflag = 1;
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break;
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case 'a':
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aflag = 1;
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break;
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case 'f':
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fn = optarg;
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wflag = 1;
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break;
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case 'n':
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nflag = 1;
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break;
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case 'q':
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qflag = 1;
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break;
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case 'w':
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wflag = 1;
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break;
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default:
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usage();
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}
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}
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if (qflag && !wflag)
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usage();
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argc -= optind;
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argv += optind;
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if (Aflag || aflag) {
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warnfp = stdout;
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debuginit();
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for (lvl1 = 1; lvl1 < CTL_MAXID; lvl1++)
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listall(topname[lvl1].ctl_name, &secondlevel[lvl1]);
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return 0;
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}
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if (fn) {
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FILE *fp;
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char *l;
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fp = fopen(fn, "r");
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if (fp == NULL) {
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err(1, "%s", fn);
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} else {
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for (; (l = fparseln(fp, NULL, NULL, NULL, 0)) != NULL;
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free(l)) {
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if (*l)
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parse(l, 1);
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}
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fclose(fp);
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}
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} else {
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if (argc == 0)
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usage();
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while (argc-- > 0)
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parse(*argv++, 1);
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}
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return 0;
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}
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/*
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* List all variables known to the system.
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*/
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static void
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listall(const char *prefix, struct list *lp)
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{
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int lvl2;
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char *cp, name[BUFSIZ];
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if (lp->list == 0)
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return;
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strcpy(name, prefix);
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cp = &name[strlen(name)];
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*cp++ = '.';
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for (lvl2 = 0; lvl2 < lp->size; lvl2++) {
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if (lp->list[lvl2].ctl_name == 0)
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continue;
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strcpy(cp, lp->list[lvl2].ctl_name);
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parse(name, Aflag);
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}
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}
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/*
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* Parse a name into a MIB entry.
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* Lookup and print out the MIB entry if it exists.
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* Set a new value if requested.
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*/
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static void
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parse(char *string, int flags)
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{
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int indx, type, state, len;
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int special = 0;
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void *newval = 0;
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int intval, newsize = 0;
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quad_t quadval;
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size_t size;
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struct list *lp;
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int mib[CTL_MAXNAME];
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char *cp, *bufp, buf[BUFSIZ];
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double loads[3];
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bufp = buf;
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snprintf(buf, BUFSIZ, "%s", string);
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if ((cp = strchr(string, '=')) != NULL) {
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if (!wflag)
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errx(2, "Must specify -w to set variables");
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*strchr(buf, '=') = '\0';
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*cp++ = '\0';
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while (isspace((unsigned char) *cp))
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cp++;
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newval = cp;
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newsize = strlen(cp);
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}
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if ((indx = findname(string, "top", &bufp, &toplist)) == -1)
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return;
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mib[0] = indx;
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if (indx == CTL_DEBUG)
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debuginit();
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if (mib[0] == CTL_PROC) {
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type = CTLTYPE_NODE;
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len = 1;
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} else {
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lp = &secondlevel[indx];
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if (lp->list == 0) {
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warnx("Class `%s' is not implemented",
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topname[indx].ctl_name);
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return;
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}
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if (bufp == NULL) {
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listall(topname[indx].ctl_name, lp);
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return;
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}
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if ((indx = findname(string, "second", &bufp, lp)) == -1)
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return;
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mib[1] = indx;
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type = lp->list[indx].ctl_type;
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len = 2;
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}
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switch (mib[0]) {
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case CTL_KERN:
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switch (mib[1]) {
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case KERN_PROF:
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mib[2] = GPROF_STATE;
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size = sizeof state;
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if (sysctl(mib, 3, &state, &size, NULL, 0) < 0) {
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if (flags == 0)
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return;
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if (!nflag)
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fprintf(warnfp, "%s: ", string);
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fprintf(warnfp,
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"kernel is not compiled for profiling\n");
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return;
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}
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if (!nflag)
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printf("%s: %s\n", string,
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state == GMON_PROF_OFF ? "off" : "running");
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return;
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case KERN_VNODE:
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case KERN_FILE:
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USEAPP(string, "pstat");
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return;
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case KERN_PROC:
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case KERN_PROC2:
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case KERN_PROC_ARGS:
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USEAPP(string, "ps");
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return;
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case KERN_CLOCKRATE:
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special |= CLOCK;
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break;
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case KERN_BOOTTIME:
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special |= BOOTTIME;
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break;
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case KERN_NTPTIME:
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USEAPP(string, "ntpdc -c kerninfo");
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return;
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case KERN_MBUF:
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len = sysctl_3rd(&mbufvars, string, &bufp, mib, flags,
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&type);
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if (len < 0)
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return;
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break;
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case KERN_CP_TIME:
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special |= CPTIME;
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break;
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case KERN_MSGBUF:
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USEAPP(string, "dmesg");
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return;
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case KERN_CONSDEV:
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special |= CONSDEV;
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break;
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case KERN_PIPE:
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len = sysctl_3rd(&pipevars, string, &bufp, mib, flags,
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&type);
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if (len < 0)
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return;
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break;
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case KERN_TKSTAT:
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len = sysctl_3rd(&tkstatvars, string, &bufp, mib, flags,
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&type);
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if (len < 0)
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return;
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break;
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}
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break;
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case CTL_HW:
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switch (mib[1]) {
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case HW_DISKSTATS:
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USEAPP(string, "iostat");
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return;
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}
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break;
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case CTL_VM:
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switch (mib[1]) {
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case VM_LOADAVG:
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getloadavg(loads, 3);
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if (!nflag)
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printf("%s: ", string);
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printf("%.2f %.2f %.2f\n", loads[0], loads[1],
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loads[2]);
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return;
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case VM_METER:
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case VM_UVMEXP:
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case VM_UVMEXP2:
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USEAPP(string, "vmstat' or 'systat");
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return;
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}
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break;
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case CTL_NET:
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if (mib[1] == PF_INET) {
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len = sysctl_inet(string, &bufp, mib, flags, &type);
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if (len >= 0)
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break;
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return;
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}
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#ifdef INET6
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else if (mib[1] == PF_INET6) {
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len = sysctl_inet6(string, &bufp, mib, flags, &type);
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if (len >= 0)
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break;
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return;
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}
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#endif /* INET6 */
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#ifdef IPSEC
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else if (mib[1] == PF_KEY) {
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len = sysctl_3rd(&keyvars, string, &bufp, mib, flags,
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&type);
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if (len >= 0)
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break;
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return;
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}
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#endif /* IPSEC */
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if (flags == 0)
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return;
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USEAPP(string, "netstat");
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return;
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case CTL_DEBUG:
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mib[2] = CTL_DEBUG_VALUE;
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len = 3;
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break;
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case CTL_MACHDEP:
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#ifdef CPU_CONSDEV
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if (mib[1] == CPU_CONSDEV)
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special |= CONSDEV;
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#endif
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#ifdef CPU_DISKINFO
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if (mib[1] == CPU_DISKINFO)
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special |= DISKINFO;
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#endif
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break;
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case CTL_VFS:
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if (mib[1] == VFS_GENERIC) {
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len = sysctl_3rd(&vfsgenvars, string, &bufp, mib, flags,
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&type);
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/* Don't bother with VFS_CONF. */
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if (mib[2] == VFS_CONF)
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len = -1;
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} else
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len = sysctl_vfs(string, &bufp, mib, flags, &type);
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if (len < 0)
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return;
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/* XXX Special-case for NFS stats. */
|
|
if (mib[1] == 2 && mib[2] == NFS_NFSSTATS) {
|
|
USEAPP(string, "nfsstat");
|
|
return;
|
|
}
|
|
break;
|
|
|
|
case CTL_VENDOR:
|
|
case CTL_USER:
|
|
case CTL_DDB:
|
|
break;
|
|
case CTL_PROC:
|
|
len = sysctl_proc(string, &bufp, mib, flags, &type);
|
|
if (len < 0)
|
|
return;
|
|
break;
|
|
case CTL_EMUL:
|
|
switch (mib[1]) {
|
|
case EMUL_IRIX:
|
|
len = sysctl_irix(string, &bufp, mib, flags, &type);
|
|
break;
|
|
|
|
case EMUL_LINUX:
|
|
len = sysctl_linux(string, &bufp, mib, flags, &type);
|
|
break;
|
|
|
|
case EMUL_DARWIN:
|
|
len = sysctl_darwin(string, &bufp, mib, flags, &type);
|
|
break;
|
|
|
|
default:
|
|
warnx("Illegal emul level value: %d", mib[0]);
|
|
break;
|
|
}
|
|
if (len < 0)
|
|
return;
|
|
break;
|
|
default:
|
|
warnx("Illegal top level value: %d", mib[0]);
|
|
return;
|
|
|
|
}
|
|
if (bufp) {
|
|
warnx("Name %s in %s is unknown", bufp, string);
|
|
return;
|
|
}
|
|
if (newsize > 0) {
|
|
switch (type) {
|
|
case CTLTYPE_INT:
|
|
intval = atoi(newval);
|
|
newval = &intval;
|
|
newsize = sizeof intval;
|
|
break;
|
|
|
|
case CTLTYPE_LIMIT:
|
|
if (strcmp(newval, "unlimited") == 0) {
|
|
quadval = RLIM_INFINITY;
|
|
newval = &quadval;
|
|
newsize = sizeof quadval;
|
|
break;
|
|
}
|
|
/* FALLTHROUGH */
|
|
case CTLTYPE_QUAD:
|
|
sscanf(newval, "%lld", (long long *)&quadval);
|
|
newval = &quadval;
|
|
newsize = sizeof quadval;
|
|
break;
|
|
}
|
|
}
|
|
size = BUFSIZ;
|
|
if (sysctl(mib, len, buf, &size, newsize ? newval : 0, newsize) == -1) {
|
|
if (flags == 0)
|
|
return;
|
|
switch (errno) {
|
|
case EOPNOTSUPP:
|
|
fprintf(warnfp,
|
|
"%s: the value is not available\n", string);
|
|
return;
|
|
case ENOTDIR:
|
|
fprintf(warnfp,
|
|
"%s: the specification is incomplete\n", string);
|
|
return;
|
|
case ENOMEM:
|
|
fprintf(warnfp,
|
|
"%s: this type is unknown to this program\n",
|
|
string);
|
|
return;
|
|
default:
|
|
fprintf(warnfp, "%s: sysctl() failed with %s\n",
|
|
string, strerror(errno));
|
|
return;
|
|
}
|
|
}
|
|
if (qflag && (newsize > 0))
|
|
return;
|
|
if (special & CLOCK) {
|
|
struct clockinfo *clkp = (struct clockinfo *)buf;
|
|
|
|
if (!nflag)
|
|
printf("%s: ", string);
|
|
printf(
|
|
"tick = %d, tickadj = %d, hz = %d, profhz = %d, stathz = %d\n",
|
|
clkp->tick, clkp->tickadj, clkp->hz, clkp->profhz, clkp->stathz);
|
|
return;
|
|
}
|
|
if (special & BOOTTIME) {
|
|
struct timeval *btp = (struct timeval *)buf;
|
|
time_t boottime;
|
|
|
|
if (!nflag) {
|
|
boottime = btp->tv_sec;
|
|
/* ctime() provides the trailing newline */
|
|
printf("%s = %s", string, ctime(&boottime));
|
|
} else
|
|
printf("%ld\n", (long) btp->tv_sec);
|
|
return;
|
|
}
|
|
if (special & CONSDEV) {
|
|
dev_t dev = *(dev_t *)buf;
|
|
|
|
if (!nflag)
|
|
printf("%s = %s\n", string, devname(dev, S_IFCHR));
|
|
else
|
|
printf("0x%x\n", dev);
|
|
return;
|
|
}
|
|
if (special & DISKINFO) {
|
|
#ifdef CPU_DISKINFO
|
|
/* Don't know a good way to deal with this i386 specific one */
|
|
/* OTOH this does pass the info out... */
|
|
struct disklist *dl = (void *)buf;
|
|
struct biosdisk_info *bi;
|
|
struct nativedisk_info *ni;
|
|
uint i, b, lim;
|
|
if (!nflag)
|
|
printf("%s: ", string);
|
|
lim = dl->dl_nbiosdisks;
|
|
if (lim > MAX_BIOSDISKS)
|
|
lim = MAX_BIOSDISKS;
|
|
for (bi = dl->dl_biosdisks, i = 0; i < lim; bi++, i++)
|
|
printf("%x:%lld(%d/%d/%d),%x ",
|
|
bi->bi_dev, (long long)bi->bi_lbasecs,
|
|
bi->bi_cyl, bi->bi_head, bi->bi_sec,
|
|
bi->bi_flags);
|
|
lim = dl->dl_nnativedisks;
|
|
ni = dl->dl_nativedisks;
|
|
bi = dl->dl_biosdisks;
|
|
if ((char *)&ni[lim] != (char *)buf + size) {
|
|
fprintf(warnfp, "size mismatch\n");
|
|
return;
|
|
}
|
|
for (i = 0; i < lim; ni++, i++) {
|
|
char sep = ':';
|
|
printf(" %.*s", (int)sizeof ni->ni_devname,
|
|
ni->ni_devname);
|
|
for (b = 0; b < ni->ni_nmatches; sep = ',', b++)
|
|
printf("%c%x", sep,
|
|
bi[ni->ni_biosmatches[b]].bi_dev);
|
|
}
|
|
printf("\n");
|
|
#endif
|
|
return;
|
|
}
|
|
if (special & CPTIME) {
|
|
u_int64_t *cp_time = (u_int64_t *)buf;
|
|
|
|
if (!nflag)
|
|
printf("%s: ", string);
|
|
printf("user = %llu, nice = %llu, sys = %llu, intr = %llu, "
|
|
"idle = %llu\n", (unsigned long long) cp_time[0],
|
|
(unsigned long long) cp_time[1],
|
|
(unsigned long long) cp_time[2],
|
|
(unsigned long long) cp_time[3],
|
|
(unsigned long long) cp_time[4]);
|
|
return;
|
|
}
|
|
|
|
switch (type) {
|
|
case CTLTYPE_INT:
|
|
if (newsize == 0) {
|
|
if (!nflag)
|
|
printf("%s = ", string);
|
|
printf("%d\n", *(int *)buf);
|
|
} else {
|
|
if (!nflag)
|
|
printf("%s: %d -> ", string, *(int *)buf);
|
|
printf("%d\n", *(int *)newval);
|
|
}
|
|
return;
|
|
|
|
case CTLTYPE_STRING:
|
|
/* If sysctl() didn't return any data, don't print a string. */
|
|
if (size == 0)
|
|
buf[0] = '\0';
|
|
if (newsize == 0) {
|
|
if (!nflag)
|
|
printf("%s = ", string);
|
|
printf("%s\n", buf);
|
|
} else {
|
|
if (!nflag)
|
|
printf("%s: %s -> ", string, buf);
|
|
printf("%s\n", (char *) newval);
|
|
}
|
|
return;
|
|
|
|
case CTLTYPE_LIMIT:
|
|
#define PRINTF_LIMIT(lim) { \
|
|
if ((lim) == RLIM_INFINITY) \
|
|
printf("unlimited");\
|
|
else \
|
|
printf("%lld", (long long)(lim)); \
|
|
}
|
|
|
|
if (newsize == 0) {
|
|
if (!nflag)
|
|
printf("%s = ", string);
|
|
PRINTF_LIMIT((long long)(*(quad_t *)buf));
|
|
} else {
|
|
if (!nflag) {
|
|
printf("%s: ", string);
|
|
PRINTF_LIMIT((long long)(*(quad_t *)buf));
|
|
printf(" -> ");
|
|
}
|
|
PRINTF_LIMIT((long long)(*(quad_t *)newval));
|
|
}
|
|
printf("\n");
|
|
return;
|
|
#undef PRINTF_LIMIT
|
|
|
|
case CTLTYPE_QUAD:
|
|
if (newsize == 0) {
|
|
if (!nflag)
|
|
printf("%s = ", string);
|
|
printf("%lld\n", (long long)(*(quad_t *)buf));
|
|
} else {
|
|
if (!nflag)
|
|
printf("%s: %lld -> ", string,
|
|
(long long)(*(quad_t *)buf));
|
|
printf("%lld\n", (long long)(*(quad_t *)newval));
|
|
}
|
|
return;
|
|
|
|
case CTLTYPE_STRUCT:
|
|
warnx("%s: unknown structure returned", string);
|
|
return;
|
|
|
|
default:
|
|
case CTLTYPE_NODE:
|
|
warnx("%s: unknown type returned", string);
|
|
return;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Initialize the set of debugging names
|
|
*/
|
|
static void
|
|
debuginit(void)
|
|
{
|
|
int mib[3], loc, i;
|
|
size_t size;
|
|
|
|
if (secondlevel[CTL_DEBUG].list != 0)
|
|
return;
|
|
secondlevel[CTL_DEBUG].list = debugname;
|
|
mib[0] = CTL_DEBUG;
|
|
mib[2] = CTL_DEBUG_NAME;
|
|
for (loc = 0, i = 0; i < CTL_DEBUG_MAXID; i++) {
|
|
mib[1] = i;
|
|
size = BUFSIZ - loc;
|
|
if (sysctl(mib, 3, &names[loc], &size, NULL, 0) == -1)
|
|
continue;
|
|
debugname[i].ctl_name = &names[loc];
|
|
debugname[i].ctl_type = CTLTYPE_INT;
|
|
loc += size;
|
|
}
|
|
}
|
|
|
|
struct ctlname inetname[] = CTL_IPPROTO_NAMES;
|
|
struct ctlname ipname[] = IPCTL_NAMES;
|
|
struct ctlname icmpname[] = ICMPCTL_NAMES;
|
|
struct ctlname tcpname[] = TCPCTL_NAMES;
|
|
struct ctlname udpname[] = UDPCTL_NAMES;
|
|
#ifdef IPSEC
|
|
struct ctlname ipsecname[] = IPSECCTL_NAMES;
|
|
#endif
|
|
struct list inetlist = { inetname, IPPROTO_MAXID };
|
|
struct list inetvars[] = {
|
|
/*0*/ { ipname, IPCTL_MAXID }, /* ip */
|
|
{ icmpname, ICMPCTL_MAXID }, /* icmp */
|
|
{ 0, 0 }, /* igmp */
|
|
{ 0, 0 }, /* ggmp */
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ tcpname, TCPCTL_MAXID }, /* tcp */
|
|
{ 0, 0 },
|
|
{ 0, 0 }, /* egp */
|
|
{ 0, 0 },
|
|
/*10*/ { 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 }, /* pup */
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ udpname, UDPCTL_MAXID }, /* udp */
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
/*20*/ { 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 }, /* idp */
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
/*30*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
/*40*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
#ifdef IPSEC
|
|
{ ipsecname, IPSECCTL_MAXID }, /* esp - for backward compatibility */
|
|
{ ipsecname, IPSECCTL_MAXID }, /* ah */
|
|
#else
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
#endif
|
|
};
|
|
|
|
/*
|
|
* handle internet requests
|
|
*/
|
|
static int
|
|
sysctl_inet(char *string, char **bufpp, int mib[], int flags, int *typep)
|
|
{
|
|
struct list *lp;
|
|
int indx;
|
|
|
|
if (*bufpp == NULL) {
|
|
listall(string, &inetlist);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "third", bufpp, &inetlist)) == -1)
|
|
return (-1);
|
|
mib[2] = indx;
|
|
if (indx <= IPPROTO_MAXID && inetvars[indx].list != NULL)
|
|
lp = &inetvars[indx];
|
|
else if (!flags)
|
|
return (-1);
|
|
else {
|
|
fprintf(warnfp,
|
|
"%s: no variables defined for protocol\n", string);
|
|
return (-1);
|
|
}
|
|
if (*bufpp == NULL) {
|
|
listall(string, lp);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "fourth", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[3] = indx;
|
|
*typep = lp->list[indx].ctl_type;
|
|
return (4);
|
|
}
|
|
|
|
#ifdef INET6
|
|
struct ctlname inet6name[] = CTL_IPV6PROTO_NAMES;
|
|
struct ctlname ip6name[] = IPV6CTL_NAMES;
|
|
struct ctlname icmp6name[] = ICMPV6CTL_NAMES;
|
|
struct ctlname udp6name[] = UDP6CTL_NAMES;
|
|
struct ctlname pim6name[] = PIM6CTL_NAMES;
|
|
struct ctlname ipsec6name[] = IPSEC6CTL_NAMES;
|
|
struct list inet6list = { inet6name, IPV6PROTO_MAXID };
|
|
struct list inet6vars[] = {
|
|
/*0*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 },
|
|
{ tcpname, TCPCTL_MAXID }, /* tcp6 */
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
/*10*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ udp6name, UDP6CTL_MAXID }, /* udp6 */
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
/*20*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
/*30*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
/*40*/ { 0, 0 },
|
|
{ ip6name, IPV6CTL_MAXID }, /* ipv6 */
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
#ifdef IPSEC
|
|
/*50*/ { ipsec6name, IPSECCTL_MAXID }, /* esp6 - for backward compatibility */
|
|
{ ipsec6name, IPSECCTL_MAXID }, /* ah6 */
|
|
#else
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
#endif
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ icmp6name, ICMPV6CTL_MAXID }, /* icmp6 */
|
|
{ 0, 0 },
|
|
/*60*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
/*70*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
/*80*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
/*90*/ { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
{ 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 }, { 0, 0 },
|
|
/*100*/ { 0, 0 },
|
|
{ 0, 0 },
|
|
{ 0, 0 },
|
|
{ pim6name, PIM6CTL_MAXID }, /* pim6 */
|
|
};
|
|
|
|
/*
|
|
* handle internet6 requests
|
|
*/
|
|
static int
|
|
sysctl_inet6(char *string, char **bufpp, int mib[], int flags, int *typep)
|
|
{
|
|
struct list *lp;
|
|
int indx;
|
|
|
|
if (*bufpp == NULL) {
|
|
listall(string, &inet6list);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "third", bufpp, &inet6list)) == -1)
|
|
return (-1);
|
|
mib[2] = indx;
|
|
if (indx <= sizeof(inet6vars)/sizeof(inet6vars[0])
|
|
&& inet6vars[indx].list != NULL) {
|
|
lp = &inet6vars[indx];
|
|
} else if (!flags) {
|
|
return (-1);
|
|
} else {
|
|
fprintf(stderr, "%s: no variables defined for this protocol\n",
|
|
string);
|
|
return (-1);
|
|
}
|
|
if (*bufpp == NULL) {
|
|
listall(string, lp);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "fourth", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[3] = indx;
|
|
*typep = lp->list[indx].ctl_type;
|
|
return (4);
|
|
}
|
|
#endif /* INET6 */
|
|
|
|
struct ctlname ffsname[] = FFS_NAMES;
|
|
struct ctlname nfsname[] = NFS_NAMES;
|
|
struct list vfsvars[] = {
|
|
{ 0, 0 }, /* generic */
|
|
{ ffsname, FFS_MAXID }, /* FFS */
|
|
{ nfsname, NFS_MAXID }, /* NFS */
|
|
{ 0, 0 }, /* MFS */
|
|
{ 0, 0 }, /* MSDOS */
|
|
{ 0, 0 }, /* LFS */
|
|
{ 0, 0 }, /* old LOFS */
|
|
{ 0, 0 }, /* FDESC */
|
|
{ 0, 0 }, /* PORTAL */
|
|
{ 0, 0 }, /* NULL */
|
|
{ 0, 0 }, /* UMAP */
|
|
{ 0, 0 }, /* KERNFS */
|
|
{ 0, 0 }, /* PROCFS */
|
|
{ 0, 0 }, /* AFS */
|
|
{ 0, 0 }, /* CD9660 */
|
|
{ 0, 0 }, /* UNION */
|
|
{ 0, 0 }, /* ADOSFS */
|
|
{ 0, 0 }, /* EXT2FS */
|
|
{ 0, 0 }, /* CODA */
|
|
{ 0, 0 }, /* FILECORE */
|
|
};
|
|
|
|
/*
|
|
* handle vfs requests
|
|
*/
|
|
static int
|
|
sysctl_vfs(char *string, char **bufpp, int mib[], int flags, int *typep)
|
|
{
|
|
struct list *lp = &vfsvars[mib[1]];
|
|
int indx;
|
|
|
|
if (lp->list == NULL) {
|
|
if (flags)
|
|
fprintf(warnfp,
|
|
"%s: no variables defined for file system\n",
|
|
string);
|
|
return (-1);
|
|
}
|
|
if (*bufpp == NULL) {
|
|
listall(string, lp);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "third", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[2] = indx;
|
|
*typep = lp->list[indx].ctl_type;
|
|
return (3);
|
|
}
|
|
|
|
/*
|
|
* handle 3rd level requests.
|
|
*/
|
|
static int
|
|
sysctl_3rd(struct list *lp, char *string, char **bufpp, int mib[], int flags,
|
|
int *typep)
|
|
{
|
|
int indx;
|
|
|
|
if (*bufpp == NULL) {
|
|
listall(string, lp);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "third", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[2] = indx;
|
|
*typep = lp->list[indx].ctl_type;
|
|
return (3);
|
|
}
|
|
|
|
struct ctlname procnames[] = PROC_PID_NAMES;
|
|
struct list procvars = {procnames, PROC_PID_MAXID};
|
|
struct ctlname proclimitnames[] = PROC_PID_LIMIT_NAMES;
|
|
struct list proclimitvars = {proclimitnames, PROC_PID_LIMIT_MAXID};
|
|
struct ctlname proclimittypenames[] = PROC_PID_LIMIT_TYPE_NAMES;
|
|
struct list proclimittypevars = {proclimittypenames,
|
|
PROC_PID_LIMIT_TYPE_MAXID};
|
|
/*
|
|
* handle kern.proc requests
|
|
*/
|
|
static int
|
|
sysctl_proc(char *string, char **bufpp, int mib[], int flags, int *typep)
|
|
{
|
|
char *cp, name[BUFSIZ];
|
|
struct list *lp;
|
|
int indx;
|
|
|
|
if (*bufpp == NULL) {
|
|
strcpy(name, string);
|
|
cp = &name[strlen(name)];
|
|
*cp++ = '.';
|
|
strcpy(cp, "curproc");
|
|
parse(name, Aflag);
|
|
return (-1);
|
|
}
|
|
cp = strsep(bufpp, ".");
|
|
if (cp == NULL) {
|
|
warnx("%s: incomplete specification", string);
|
|
return (-1);
|
|
}
|
|
if (strcmp(cp, "curproc") == 0) {
|
|
mib[1] = PROC_CURPROC;
|
|
} else {
|
|
mib[1] = atoi(cp);
|
|
if (mib[1] == 0) {
|
|
warnx("second level name %s in %s is invalid", cp,
|
|
string);
|
|
return (-1);
|
|
}
|
|
}
|
|
*typep = CTLTYPE_NODE;
|
|
lp = &procvars;
|
|
if (*bufpp == NULL) {
|
|
listall(string, lp);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "third", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[2] = indx;
|
|
*typep = lp->list[indx].ctl_type;
|
|
if (*typep != CTLTYPE_NODE)
|
|
return(3);
|
|
lp = &proclimitvars;
|
|
if (*bufpp == NULL) {
|
|
listall(string, lp);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "fourth", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[3] = indx;
|
|
lp = &proclimittypevars;
|
|
if (*bufpp == NULL) {
|
|
listall(string, lp);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "fifth", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[4] = indx;
|
|
*typep = CTLTYPE_LIMIT;
|
|
return(5);
|
|
}
|
|
|
|
struct ctlname linuxnames[] = EMUL_LINUX_NAMES;
|
|
struct list linuxvars = { linuxnames, EMUL_LINUX_MAXID };
|
|
struct ctlname linuxkernnames[] = EMUL_LINUX_KERN_NAMES;
|
|
struct list linuxkernvars = { linuxkernnames, EMUL_LINUX_KERN_MAXID };
|
|
|
|
static int
|
|
sysctl_linux(char *string, char **bufpp, int mib[], int flags, int *typep)
|
|
{
|
|
struct list *lp = &linuxvars;
|
|
int indx;
|
|
char name[BUFSIZ], *cp;
|
|
|
|
if (*bufpp == NULL) {
|
|
(void)strcpy(name, string);
|
|
cp = &name[strlen(name)];
|
|
*cp++ = '.';
|
|
(void)strcpy(cp, "kern");
|
|
listall(name, &linuxkernvars);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "third", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[2] = indx;
|
|
lp = &linuxkernvars;
|
|
*typep = lp->list[indx].ctl_type;
|
|
if ((indx = findname(string, "fourth", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[3] = indx;
|
|
*typep = lp->list[indx].ctl_type;
|
|
return (4);
|
|
}
|
|
|
|
struct ctlname irixnames[] = EMUL_IRIX_NAMES;
|
|
struct list irixvars = { irixnames, EMUL_IRIX_MAXID };
|
|
struct ctlname irixkernnames[] = EMUL_IRIX_KERN_NAMES;
|
|
struct list irixkernvars = { irixkernnames, EMUL_IRIX_KERN_MAXID };
|
|
|
|
static int
|
|
sysctl_irix(char *string, char **bufpp, int mib[], int flags, int *typep)
|
|
{
|
|
struct list *lp = &irixvars;
|
|
int indx;
|
|
char name[BUFSIZ], *cp;
|
|
|
|
if (*bufpp == NULL) {
|
|
(void)strcpy(name, string);
|
|
cp = &name[strlen(name)];
|
|
*cp++ = '.';
|
|
(void)strcpy(cp, "kern");
|
|
listall(name, &irixkernvars);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "third", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[2] = indx;
|
|
lp = &irixkernvars;
|
|
*typep = lp->list[indx].ctl_type;
|
|
if ((indx = findname(string, "fourth", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[3] = indx;
|
|
*typep = lp->list[indx].ctl_type;
|
|
return (4);
|
|
}
|
|
|
|
struct ctlname darwinnames[] = EMUL_DARWIN_NAMES;
|
|
struct list darwinvars = { darwinnames, EMUL_DARWIN_MAXID };
|
|
|
|
static int
|
|
sysctl_darwin(char *string, char **bufpp, int mib[], int flags, int *typep)
|
|
{
|
|
struct list *lp = &darwinvars;
|
|
int indx;
|
|
|
|
if (*bufpp == NULL) {
|
|
listall(string, &darwinvars);
|
|
return (-1);
|
|
}
|
|
if ((indx = findname(string, "third", bufpp, lp)) == -1)
|
|
return (-1);
|
|
mib[2] = indx;
|
|
lp = &darwinvars;
|
|
*typep = lp->list[indx].ctl_type;
|
|
return (3);
|
|
}
|
|
|
|
/*
|
|
* Scan a list of names searching for a particular name.
|
|
*/
|
|
static int
|
|
findname(char *string, char *level, char **bufp, struct list *namelist)
|
|
{
|
|
char *name;
|
|
int i;
|
|
|
|
if (namelist->list == 0 || (name = strsep(bufp, ".")) == NULL) {
|
|
warnx("%s: incomplete specification", string);
|
|
return (-1);
|
|
}
|
|
for (i = 0; i < namelist->size; i++)
|
|
if (namelist->list[i].ctl_name != NULL &&
|
|
strcmp(name, namelist->list[i].ctl_name) == 0)
|
|
break;
|
|
if (i == namelist->size) {
|
|
warnx("%s level name %s in %s is invalid",
|
|
level, name, string);
|
|
return (-1);
|
|
}
|
|
return (i);
|
|
}
|
|
|
|
static void
|
|
usage(void)
|
|
{
|
|
const char *progname = getprogname();
|
|
|
|
(void)fprintf(stderr,
|
|
"Usage:\t%s %s\n\t%s %s\n\t%s %s\n\t%s %s\n\t%s %s\n",
|
|
progname, "[-n] variable ...",
|
|
progname, "[-n] [-q] -w variable=value ...",
|
|
progname, "[-n] -a",
|
|
progname, "[-n] -A",
|
|
progname, "[-n] [-q] -f file");
|
|
exit(1);
|
|
}
|