mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-23 11:18:54 +00:00
2df6483f69
swapdev, to protect disklabels and other such magic stuff.
1119 lines
25 KiB
C
1119 lines
25 KiB
C
/*-
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* Copyright (c) 1980, 1991, 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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#ifndef lint
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static char copyright[] =
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"@(#) Copyright (c) 1980, 1991, 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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static char sccsid[] = "@(#)pstat.c 8.9 (Berkeley) 2/16/94";
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/time.h>
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#include <sys/vnode.h>
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#include <sys/ucred.h>
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#define KERNEL
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#include <sys/file.h>
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#include <ufs/ufs/quota.h>
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#include <ufs/ufs/inode.h>
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#define NFS
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#include <sys/mount.h>
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#undef NFS
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#undef KERNEL
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#include <sys/stat.h>
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#include <nfs/nfsnode.h>
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#include <sys/ioctl.h>
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#include <sys/ioctl_compat.h> /* XXX NTTYDISC is too well hidden */
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#include <sys/tty.h>
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#include <sys/conf.h>
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#include <sys/rlist.h>
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#include <sys/sysctl.h>
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#include <err.h>
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#include <kvm.h>
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#include <limits.h>
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#include <nlist.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 nlist nl[] = {
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#define VM_SWAPLIST 0
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{ "_swaplist" },/* list of free swap areas */
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#define VM_SWDEVT 1
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{ "_swdevt" }, /* list of swap devices and sizes */
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#define VM_NSWAP 2
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{ "_nswap" }, /* size of largest swap device */
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#define VM_NSWDEV 3
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{ "_nswdev" }, /* number of swap devices */
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#define VM_DMMAX 4
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{ "_dmmax" }, /* maximum size of a swap block */
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#define V_MOUNTLIST 5
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{ "_mountlist" }, /* address of head of mount list. */
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#define V_NUMV 6
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{ "_numvnodes" },
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#define FNL_NFILE 7
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{"_nfiles"},
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#define FNL_MAXFILE 8
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{"_maxfiles"},
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#define NLMANDATORY FNL_MAXFILE /* names up to here are mandatory */
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#define SCONS NLMANDATORY + 1
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{ "_cons" },
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#define SPTY NLMANDATORY + 2
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{ "_pt_tty" },
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#define SNPTY NLMANDATORY + 3
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{ "_npty" },
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#ifdef hp300
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#define SDCA (SNPTY+1)
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{ "_dca_tty" },
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#define SNDCA (SNPTY+2)
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{ "_ndca" },
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#define SDCM (SNPTY+3)
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{ "_dcm_tty" },
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#define SNDCM (SNPTY+4)
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{ "_ndcm" },
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#define SDCL (SNPTY+5)
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{ "_dcl_tty" },
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#define SNDCL (SNPTY+6)
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{ "_ndcl" },
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#define SITE (SNPTY+7)
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{ "_ite_tty" },
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#define SNITE (SNPTY+8)
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{ "_nite" },
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#endif
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#ifdef mips
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#define SDC (SNPTY+1)
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{ "_dc_tty" },
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#define SNDC (SNPTY+2)
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{ "_dc_cnt" },
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#endif
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#ifdef __FreeBSD__
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#define SCCONS (SNPTY+1)
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{ "_sccons" },
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#define NSCCONS (SNPTY+2)
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{ "_nsccons" },
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#define SIO (SNPTY+3)
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{ "_sio_tty" },
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#define NSIO (SNPTY+4)
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{ "_nsio_tty" },
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#define RC (SNPTY+5)
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{ "_rc_tty" },
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#define NRC (SNPTY+6)
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{ "_nrc_tty" },
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#endif
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{ "" }
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};
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int usenumflag;
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int totalflag;
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char *nlistf = NULL;
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char *memf = NULL;
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kvm_t *kd;
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char *usage;
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#define SVAR(var) __STRING(var) /* to force expansion */
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#define KGET(idx, var) \
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KGET1(idx, &var, sizeof(var), SVAR(var))
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#define KGET1(idx, p, s, msg) \
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KGET2(nl[idx].n_value, p, s, msg)
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#define KGET2(addr, p, s, msg) \
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if (kvm_read(kd, (u_long)(addr), p, s) != s) \
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warnx("cannot read %s: %s", msg, kvm_geterr(kd))
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#define KGETRET(addr, p, s, msg) \
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if (kvm_read(kd, (u_long)(addr), p, s) != s) { \
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warnx("cannot read %s: %s", msg, kvm_geterr(kd)); \
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return (0); \
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}
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void filemode __P((void));
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int getfiles __P((char **, int *));
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struct mount *
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getmnt __P((struct mount *));
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struct e_vnode *
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kinfo_vnodes __P((int *));
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struct e_vnode *
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loadvnodes __P((int *));
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void mount_print __P((struct mount *));
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void nfs_header __P((void));
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int nfs_print __P((struct vnode *));
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void swapmode __P((void));
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void ttymode __P((void));
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void ttyprt __P((struct tty *, int));
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void ttytype __P((struct tty *, char *, int, int));
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void ufs_header __P((void));
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int ufs_print __P((struct vnode *));
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void vnode_header __P((void));
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void vnode_print __P((struct vnode *, struct vnode *));
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void vnodemode __P((void));
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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extern char *optarg;
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extern int optind;
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int ch, i, quit, ret;
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int fileflag, swapflag, ttyflag, vnodeflag;
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char buf[_POSIX2_LINE_MAX],*opts;
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fileflag = swapflag = ttyflag = vnodeflag = 0;
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/* We will behave like good old swapinfo if thus invoked */
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opts = strrchr(argv[0],'/');
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if (opts)
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opts++;
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else
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opts = argv[0];
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if (!strcmp(opts,"swapinfo")) {
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swapflag = 1;
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opts = "k";
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usage = "usage: swapinfo [-k] [-M core] [-N system]\n";
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} else {
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opts = "TM:N:fiknstv";
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usage = "usage: pstat [-Tfknstv] [-M core] [-N system]\n";
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}
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while ((ch = getopt(argc, argv, opts)) != EOF)
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switch (ch) {
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case 'f':
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fileflag = 1;
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break;
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case 'k':
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putenv("BLOCKSIZE=1K");
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break;
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case 'M':
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memf = optarg;
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break;
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case 'N':
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nlistf = optarg;
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break;
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case 'n':
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usenumflag = 1;
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break;
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case 's':
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swapflag = 1;
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break;
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case 'T':
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totalflag = 1;
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break;
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case 't':
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ttyflag = 1;
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break;
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case 'v':
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case 'i': /* Backward compatibility. */
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vnodeflag = 1;
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break;
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default:
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(void)fprintf(stderr, usage);
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exit(1);
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}
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argc -= optind;
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argv += optind;
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/*
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* Discard setgid privileges if not the running kernel so that bad
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* guys can't print interesting stuff from kernel memory.
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*/
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if (nlistf != NULL || memf != NULL)
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(void)setgid(getgid());
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if ((kd = kvm_openfiles(nlistf, memf, NULL, O_RDONLY, buf)) == 0)
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errx(1, "kvm_openfiles: %s", buf);
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if ((ret = kvm_nlist(kd, nl)) != 0) {
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if (ret == -1)
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errx(1, "kvm_nlist: %s", kvm_geterr(kd));
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for (i = quit = 0; i <= NLMANDATORY; i++)
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if (!nl[i].n_value) {
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quit = 1;
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warnx("undefined symbol: %s\n", nl[i].n_name);
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}
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if (quit)
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exit(1);
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}
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if (!(fileflag | vnodeflag | ttyflag | swapflag | totalflag)) {
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(void)fprintf(stderr, usage);
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exit(1);
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}
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if (fileflag || totalflag)
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filemode();
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if (vnodeflag || totalflag)
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vnodemode();
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if (ttyflag)
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ttymode();
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if (swapflag || totalflag)
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swapmode();
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exit (0);
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}
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struct e_vnode {
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struct vnode *avnode;
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struct vnode vnode;
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};
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void
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vnodemode()
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{
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register struct e_vnode *e_vnodebase, *endvnode, *evp;
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register struct vnode *vp;
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register struct mount *maddr, *mp;
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int numvnodes;
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e_vnodebase = loadvnodes(&numvnodes);
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if (totalflag) {
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(void)printf("%7d vnodes\n", numvnodes);
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return;
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}
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endvnode = e_vnodebase + numvnodes;
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(void)printf("%d active vnodes\n", numvnodes);
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#define ST mp->mnt_stat
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maddr = NULL;
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for (evp = e_vnodebase; evp < endvnode; evp++) {
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vp = &evp->vnode;
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if (vp->v_mount != maddr) {
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/*
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* New filesystem
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*/
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if ((mp = getmnt(vp->v_mount)) == NULL)
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continue;
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maddr = vp->v_mount;
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mount_print(mp);
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vnode_header();
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switch(ST.f_type) {
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case MOUNT_UFS:
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case MOUNT_MFS:
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ufs_header();
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break;
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case MOUNT_NFS:
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nfs_header();
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break;
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case MOUNT_NONE:
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case MOUNT_MSDOS:
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default:
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break;
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}
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(void)printf("\n");
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}
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vnode_print(evp->avnode, vp);
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switch(ST.f_type) {
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case MOUNT_UFS:
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case MOUNT_MFS:
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ufs_print(vp);
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break;
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case MOUNT_NFS:
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nfs_print(vp);
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break;
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case MOUNT_NONE:
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case MOUNT_MSDOS:
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default:
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break;
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}
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(void)printf("\n");
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}
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free(e_vnodebase);
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}
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void
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vnode_header()
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{
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(void)printf("ADDR TYP VFLAG USE HOLD");
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}
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void
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vnode_print(avnode, vp)
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struct vnode *avnode;
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struct vnode *vp;
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{
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char *type, flags[16];
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char *fp = flags;
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register int flag;
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/*
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* set type
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*/
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switch(vp->v_type) {
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case VNON:
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type = "non"; break;
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case VREG:
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type = "reg"; break;
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case VDIR:
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type = "dir"; break;
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case VBLK:
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type = "blk"; break;
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case VCHR:
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type = "chr"; break;
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case VLNK:
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type = "lnk"; break;
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case VSOCK:
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type = "soc"; break;
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case VFIFO:
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type = "fif"; break;
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case VBAD:
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type = "bad"; break;
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default:
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type = "unk"; break;
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}
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/*
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* gather flags
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*/
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flag = vp->v_flag;
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if (flag & VROOT)
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*fp++ = 'R';
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if (flag & VTEXT)
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*fp++ = 'T';
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if (flag & VSYSTEM)
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*fp++ = 'S';
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if (flag & VXLOCK)
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*fp++ = 'L';
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if (flag & VXWANT)
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*fp++ = 'W';
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if (flag & VBWAIT)
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*fp++ = 'B';
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if (flag & VALIASED)
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*fp++ = 'A';
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if (flag == 0)
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*fp++ = '-';
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*fp = '\0';
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(void)printf("%8x %s %5s %4d %4d",
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avnode, type, flags, vp->v_usecount, vp->v_holdcnt);
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}
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void
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ufs_header()
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{
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(void)printf(" FILEID IFLAG RDEV|SZ");
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}
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int
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ufs_print(vp)
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struct vnode *vp;
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{
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register int flag;
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struct inode inode, *ip = &inode;
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char flagbuf[16], *flags = flagbuf;
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char *name;
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mode_t type;
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KGETRET(VTOI(vp), &inode, sizeof(struct inode), "vnode's inode");
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flag = ip->i_flag;
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if (flag & IN_LOCKED)
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*flags++ = 'L';
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if (flag & IN_WANTED)
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*flags++ = 'W';
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if (flag & IN_RENAME)
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*flags++ = 'R';
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if (flag & IN_UPDATE)
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*flags++ = 'U';
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|
if (flag & IN_ACCESS)
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|
*flags++ = 'A';
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|
if (flag & IN_CHANGE)
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|
*flags++ = 'C';
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if (flag & IN_MODIFIED)
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|
*flags++ = 'M';
|
|
if (flag & IN_SHLOCK)
|
|
*flags++ = 'S';
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|
if (flag & IN_EXLOCK)
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|
*flags++ = 'E';
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|
if (flag & IN_LWAIT)
|
|
*flags++ = 'Z';
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|
if (flag == 0)
|
|
*flags++ = '-';
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|
*flags = '\0';
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|
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(void)printf(" %6d %5s", ip->i_number, flagbuf);
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type = ip->i_mode & S_IFMT;
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|
if (S_ISCHR(ip->i_mode) || S_ISBLK(ip->i_mode))
|
|
if (usenumflag || ((name = devname(ip->i_rdev, type)) == NULL))
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|
(void)printf(" %2d,%-2d",
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major(ip->i_rdev), minor(ip->i_rdev));
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|
else
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|
(void)printf(" %7s", name);
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|
else
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|
(void)printf(" %7qd", ip->i_size);
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|
return (0);
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|
}
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|
|
|
void
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|
nfs_header()
|
|
{
|
|
(void)printf(" FILEID NFLAG RDEV|SZ");
|
|
}
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|
|
|
int
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|
nfs_print(vp)
|
|
struct vnode *vp;
|
|
{
|
|
struct nfsnode nfsnode, *np = &nfsnode;
|
|
char flagbuf[16], *flags = flagbuf;
|
|
register int flag;
|
|
char *name;
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|
mode_t type;
|
|
|
|
KGETRET(VTONFS(vp), &nfsnode, sizeof(nfsnode), "vnode's nfsnode");
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|
flag = np->n_flag;
|
|
if (flag & NFLUSHWANT)
|
|
*flags++ = 'W';
|
|
if (flag & NFLUSHINPROG)
|
|
*flags++ = 'P';
|
|
if (flag & NMODIFIED)
|
|
*flags++ = 'M';
|
|
if (flag & NWRITEERR)
|
|
*flags++ = 'E';
|
|
if (flag & NQNFSNONCACHE)
|
|
*flags++ = 'X';
|
|
if (flag & NQNFSWRITE)
|
|
*flags++ = 'O';
|
|
if (flag & NQNFSEVICTED)
|
|
*flags++ = 'G';
|
|
if (flag == 0)
|
|
*flags++ = '-';
|
|
*flags = '\0';
|
|
|
|
#define VT np->n_vattr
|
|
(void)printf(" %6d %5s", VT.va_fileid, flagbuf);
|
|
type = VT.va_mode & S_IFMT;
|
|
if (S_ISCHR(VT.va_mode) || S_ISBLK(VT.va_mode))
|
|
if (usenumflag || ((name = devname(VT.va_rdev, type)) == NULL))
|
|
(void)printf(" %2d,%-2d",
|
|
major(VT.va_rdev), minor(VT.va_rdev));
|
|
else
|
|
(void)printf(" %7s", name);
|
|
else
|
|
(void)printf(" %7qd", np->n_size);
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* Given a pointer to a mount structure in kernel space,
|
|
* read it in and return a usable pointer to it.
|
|
*/
|
|
struct mount *
|
|
getmnt(maddr)
|
|
struct mount *maddr;
|
|
{
|
|
static struct mtab {
|
|
struct mtab *next;
|
|
struct mount *maddr;
|
|
struct mount mount;
|
|
} *mhead = NULL;
|
|
register struct mtab *mt;
|
|
|
|
for (mt = mhead; mt != NULL; mt = mt->next)
|
|
if (maddr == mt->maddr)
|
|
return (&mt->mount);
|
|
if ((mt = malloc(sizeof(struct mtab))) == NULL)
|
|
err(1, NULL);
|
|
KGETRET(maddr, &mt->mount, sizeof(struct mount), "mount table");
|
|
mt->maddr = maddr;
|
|
mt->next = mhead;
|
|
mhead = mt;
|
|
return (&mt->mount);
|
|
}
|
|
|
|
void
|
|
mount_print(mp)
|
|
struct mount *mp;
|
|
{
|
|
register int flags;
|
|
char *type;
|
|
|
|
#define ST mp->mnt_stat
|
|
(void)printf("*** MOUNT ");
|
|
switch (ST.f_type) {
|
|
case MOUNT_NONE:
|
|
type = "none";
|
|
break;
|
|
case MOUNT_UFS:
|
|
type = "ufs";
|
|
break;
|
|
case MOUNT_NFS:
|
|
type = "nfs";
|
|
break;
|
|
case MOUNT_MFS:
|
|
type = "mfs";
|
|
break;
|
|
case MOUNT_MSDOS:
|
|
type = "pc";
|
|
break;
|
|
default:
|
|
type = "unknown";
|
|
break;
|
|
}
|
|
(void)printf("%s %s on %s", type, ST.f_mntfromname, ST.f_mntonname);
|
|
if (flags = mp->mnt_flag) {
|
|
char *comma = "(";
|
|
|
|
putchar(' ');
|
|
/* user visable flags */
|
|
if (flags & MNT_RDONLY) {
|
|
(void)printf("%srdonly", comma);
|
|
flags &= ~MNT_RDONLY;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_SYNCHRONOUS) {
|
|
(void)printf("%ssynchronous", comma);
|
|
flags &= ~MNT_SYNCHRONOUS;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_NOEXEC) {
|
|
(void)printf("%snoexec", comma);
|
|
flags &= ~MNT_NOEXEC;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_NOSUID) {
|
|
(void)printf("%snosuid", comma);
|
|
flags &= ~MNT_NOSUID;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_NODEV) {
|
|
(void)printf("%snodev", comma);
|
|
flags &= ~MNT_NODEV;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_EXPORTED) {
|
|
(void)printf("%sexport", comma);
|
|
flags &= ~MNT_EXPORTED;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_EXRDONLY) {
|
|
(void)printf("%sexrdonly", comma);
|
|
flags &= ~MNT_EXRDONLY;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_LOCAL) {
|
|
(void)printf("%slocal", comma);
|
|
flags &= ~MNT_LOCAL;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_QUOTA) {
|
|
(void)printf("%squota", comma);
|
|
flags &= ~MNT_QUOTA;
|
|
comma = ",";
|
|
}
|
|
/* filesystem control flags */
|
|
if (flags & MNT_UPDATE) {
|
|
(void)printf("%supdate", comma);
|
|
flags &= ~MNT_UPDATE;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_MLOCK) {
|
|
(void)printf("%slock", comma);
|
|
flags &= ~MNT_MLOCK;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_MWAIT) {
|
|
(void)printf("%swait", comma);
|
|
flags &= ~MNT_MWAIT;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_MPBUSY) {
|
|
(void)printf("%sbusy", comma);
|
|
flags &= ~MNT_MPBUSY;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_MPWANT) {
|
|
(void)printf("%swant", comma);
|
|
flags &= ~MNT_MPWANT;
|
|
comma = ",";
|
|
}
|
|
if (flags & MNT_UNMOUNT) {
|
|
(void)printf("%sunmount", comma);
|
|
flags &= ~MNT_UNMOUNT;
|
|
comma = ",";
|
|
}
|
|
if (flags)
|
|
(void)printf("%sunknown_flags:%x", comma, flags);
|
|
(void)printf(")");
|
|
}
|
|
(void)printf("\n");
|
|
#undef ST
|
|
}
|
|
|
|
struct e_vnode *
|
|
loadvnodes(avnodes)
|
|
int *avnodes;
|
|
{
|
|
int mib[2];
|
|
size_t copysize;
|
|
struct e_vnode *vnodebase;
|
|
|
|
if (memf != NULL) {
|
|
/*
|
|
* do it by hand
|
|
*/
|
|
return (kinfo_vnodes(avnodes));
|
|
}
|
|
mib[0] = CTL_KERN;
|
|
mib[1] = KERN_VNODE;
|
|
if (sysctl(mib, 2, NULL, ©size, NULL, 0) == -1)
|
|
err(1, "sysctl: KERN_VNODE");
|
|
if ((vnodebase = malloc(copysize)) == NULL)
|
|
err(1, NULL);
|
|
if (sysctl(mib, 2, vnodebase, ©size, NULL, 0) == -1)
|
|
err(1, "sysctl: KERN_VNODE");
|
|
if (copysize % sizeof(struct e_vnode))
|
|
errx(1, "vnode size mismatch");
|
|
*avnodes = copysize / sizeof(struct e_vnode);
|
|
|
|
return (vnodebase);
|
|
}
|
|
|
|
/*
|
|
* simulate what a running kernel does in in kinfo_vnode
|
|
*/
|
|
struct e_vnode *
|
|
kinfo_vnodes(avnodes)
|
|
int *avnodes;
|
|
{
|
|
struct mntlist mountlist;
|
|
struct mount *mp, mount;
|
|
struct vnode *vp, vnode;
|
|
char *vbuf, *evbuf, *bp;
|
|
int num, numvnodes;
|
|
|
|
#define VPTRSZ sizeof(struct vnode *)
|
|
#define VNODESZ sizeof(struct vnode)
|
|
|
|
KGET(V_NUMV, numvnodes);
|
|
if ((vbuf = malloc((numvnodes + 20) * (VPTRSZ + VNODESZ))) == NULL)
|
|
err(1, NULL);
|
|
bp = vbuf;
|
|
evbuf = vbuf + (numvnodes + 20) * (VPTRSZ + VNODESZ);
|
|
KGET(V_MOUNTLIST, mountlist);
|
|
for (num = 0, mp = mountlist.tqh_first;
|
|
mp != NULL; mp = mp->mnt_list.tqe_next) {
|
|
KGET2(mp, &mount, sizeof(mount), "mount entry");
|
|
for (vp = mount.mnt_vnodelist.lh_first;
|
|
vp != NULL; vp = vp->v_mntvnodes.le_next) {
|
|
KGET2(vp, &vnode, sizeof(vnode), "vnode");
|
|
if ((bp + VPTRSZ + VNODESZ) > evbuf)
|
|
/* XXX - should realloc */
|
|
errx(1, "no more room for vnodes");
|
|
memmove(bp, &vp, VPTRSZ);
|
|
bp += VPTRSZ;
|
|
memmove(bp, &vnode, VNODESZ);
|
|
bp += VNODESZ;
|
|
num++;
|
|
}
|
|
}
|
|
*avnodes = num;
|
|
return ((struct e_vnode *)vbuf);
|
|
}
|
|
|
|
char hdr[]=" LINE RAW CAN OUT HWT LWT COL STATE SESS PGID DISC\n";
|
|
int ttyspace = 128;
|
|
|
|
void
|
|
ttymode()
|
|
{
|
|
struct tty *tty;
|
|
|
|
if ((tty = malloc(ttyspace * sizeof(*tty))) == NULL)
|
|
err(1, NULL);
|
|
#ifndef hp300
|
|
if (nl[SCONS].n_type != 0) {
|
|
(void)printf("1 console\n");
|
|
KGET(SCONS, *tty);
|
|
(void)printf(hdr);
|
|
ttyprt(&tty[0], 0);
|
|
}
|
|
#endif
|
|
#ifdef vax
|
|
if (nl[SNQD].n_type != 0)
|
|
qdss();
|
|
if (nl[SNDZ].n_type != 0)
|
|
ttytype(tty, "dz", SDZ, SNDZ);
|
|
if (nl[SNDH].n_type != 0)
|
|
ttytype(tty, "dh", SDH, SNDH);
|
|
if (nl[SNDMF].n_type != 0)
|
|
ttytype(tty, "dmf", SDMF, SNDMF);
|
|
if (nl[SNDHU].n_type != 0)
|
|
ttytype(tty, "dhu", SDHU, SNDHU);
|
|
if (nl[SNDMZ].n_type != 0)
|
|
ttytype(tty, "dmz", SDMZ, SNDMZ);
|
|
#endif
|
|
#ifdef tahoe
|
|
if (nl[SNVX].n_type != 0)
|
|
ttytype(tty, "vx", SVX, SNVX);
|
|
if (nl[SNMP].n_type != 0)
|
|
ttytype(tty, "mp", SMP, SNMP);
|
|
#endif
|
|
#ifdef hp300
|
|
if (nl[SNITE].n_type != 0)
|
|
ttytype(tty, "ite", SITE, SNITE);
|
|
if (nl[SNDCA].n_type != 0)
|
|
ttytype(tty, "dca", SDCA, SNDCA);
|
|
if (nl[SNDCM].n_type != 0)
|
|
ttytype(tty, "dcm", SDCM, SNDCM);
|
|
if (nl[SNDCL].n_type != 0)
|
|
ttytype(tty, "dcl", SDCL, SNDCL);
|
|
#endif
|
|
#ifdef mips
|
|
if (nl[SNDC].n_type != 0)
|
|
ttytype(tty, "dc", SDC, SNDC);
|
|
#endif
|
|
#ifdef __FreeBSD__
|
|
if (nl[NSCCONS].n_type != 0)
|
|
ttytype(tty, "vty", SCCONS, NSCCONS);
|
|
if (nl[NSIO].n_type != 0)
|
|
ttytype(tty, "sio", SIO, NSIO);
|
|
if (nl[NRC].n_type != 0)
|
|
ttytype(tty, "rc", RC, NRC);
|
|
#endif
|
|
if (nl[SNPTY].n_type != 0)
|
|
ttytype(tty, "pty", SPTY, SNPTY);
|
|
}
|
|
|
|
void
|
|
ttytype(tty, name, type, number)
|
|
register struct tty *tty;
|
|
char *name;
|
|
int type, number;
|
|
{
|
|
register struct tty *tp;
|
|
int ntty;
|
|
|
|
if (tty == NULL)
|
|
return;
|
|
KGET(number, ntty);
|
|
(void)printf("%d %s %s\n", ntty, name, (ntty == 1) ? "line" : "lines");
|
|
if (ntty > ttyspace) {
|
|
ttyspace = ntty;
|
|
if ((tty = realloc(tty, ttyspace * sizeof(*tty))) == 0)
|
|
err(1, NULL);
|
|
}
|
|
KGET1(type, tty, ntty * sizeof(struct tty), "tty structs");
|
|
(void)printf(hdr);
|
|
for (tp = tty; tp < &tty[ntty]; tp++)
|
|
ttyprt(tp, tp - tty);
|
|
}
|
|
|
|
struct {
|
|
int flag;
|
|
char val;
|
|
} ttystates[] = {
|
|
{ TS_WOPEN, 'W'},
|
|
{ TS_ISOPEN, 'O'},
|
|
{ TS_CARR_ON, 'C'},
|
|
{ TS_TIMEOUT, 'T'},
|
|
{ TS_FLUSH, 'F'},
|
|
{ TS_BUSY, 'B'},
|
|
{ TS_ASLEEP, 'A'},
|
|
{ TS_XCLUDE, 'X'},
|
|
{ TS_TTSTOP, 'S'},
|
|
{ TS_TBLOCK, 'K'},
|
|
{ TS_ASYNC, 'Y'},
|
|
{ TS_BKSL, 'D'},
|
|
{ TS_ERASE, 'E'},
|
|
{ TS_LNCH, 'L'},
|
|
{ TS_TYPEN, 'P'},
|
|
{ TS_CNTTB, 'N'},
|
|
#ifdef __FreeBSD__
|
|
{ TS_SNOOP, 's'},
|
|
{ TS_CAN_BYPASS_L_RINT, 'l'},
|
|
#endif
|
|
{ 0, '\0'},
|
|
};
|
|
|
|
void
|
|
ttyprt(tp, line)
|
|
register struct tty *tp;
|
|
int line;
|
|
{
|
|
register int i, j;
|
|
pid_t pgid;
|
|
char *name, state[20];
|
|
|
|
if (usenumflag || tp->t_dev == 0 ||
|
|
(name = devname(tp->t_dev, S_IFCHR)) == NULL)
|
|
(void)printf("%7d ", line);
|
|
else
|
|
(void)printf("%7s ", name);
|
|
(void)printf("%2d %3d ", tp->t_rawq.c_cc, tp->t_canq.c_cc);
|
|
(void)printf("%3d %4d %3d %7d ", tp->t_outq.c_cc,
|
|
tp->t_hiwat, tp->t_lowat, tp->t_column);
|
|
for (i = j = 0; ttystates[i].flag; i++)
|
|
if (tp->t_state&ttystates[i].flag)
|
|
state[j++] = ttystates[i].val;
|
|
if (j == 0)
|
|
state[j++] = '-';
|
|
state[j] = '\0';
|
|
(void)printf("%-4s %6x", state, (u_long)tp->t_session & ~KERNBASE);
|
|
pgid = 0;
|
|
if (tp->t_pgrp != NULL)
|
|
KGET2(&tp->t_pgrp->pg_id, &pgid, sizeof(pid_t), "pgid");
|
|
(void)printf("%6d ", pgid);
|
|
switch (tp->t_line) {
|
|
case TTYDISC:
|
|
(void)printf("term\n");
|
|
break;
|
|
case NTTYDISC:
|
|
(void)printf("ntty\n");
|
|
break;
|
|
case TABLDISC:
|
|
(void)printf("tab\n");
|
|
break;
|
|
case SLIPDISC:
|
|
(void)printf("slip\n");
|
|
break;
|
|
case PPPDISC:
|
|
(void)printf("ppp\n");
|
|
break;
|
|
default:
|
|
(void)printf("%d\n", tp->t_line);
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
filemode()
|
|
{
|
|
register struct file *fp;
|
|
struct file *addr;
|
|
char *buf, flagbuf[16], *fbp;
|
|
int len, maxfile, nfile;
|
|
static char *dtypes[] = { "???", "inode", "socket" };
|
|
|
|
KGET(FNL_MAXFILE, maxfile);
|
|
if (totalflag) {
|
|
KGET(FNL_NFILE, nfile);
|
|
(void)printf("%3d/%3d files\n", nfile, maxfile);
|
|
return;
|
|
}
|
|
if (getfiles(&buf, &len) == -1)
|
|
return;
|
|
/*
|
|
* Getfiles returns in malloc'd memory a pointer to the first file
|
|
* structure, and then an array of file structs (whose addresses are
|
|
* derivable from the previous entry).
|
|
*/
|
|
addr = *((struct file **)buf);
|
|
fp = (struct file *)(buf + sizeof(struct file *));
|
|
nfile = (len - sizeof(struct file *)) / sizeof(struct file);
|
|
|
|
(void)printf("%d/%d open files\n", nfile, maxfile);
|
|
(void)printf(" LOC TYPE FLG CNT MSG DATA OFFSET\n");
|
|
for (; (char *)fp < buf + len; addr = fp->f_filef, fp++) {
|
|
if ((unsigned)fp->f_type > DTYPE_SOCKET)
|
|
continue;
|
|
(void)printf("%x ", addr);
|
|
(void)printf("%-8.8s", dtypes[fp->f_type]);
|
|
fbp = flagbuf;
|
|
if (fp->f_flag & FREAD)
|
|
*fbp++ = 'R';
|
|
if (fp->f_flag & FWRITE)
|
|
*fbp++ = 'W';
|
|
if (fp->f_flag & FAPPEND)
|
|
*fbp++ = 'A';
|
|
#ifdef FSHLOCK /* currently gone */
|
|
if (fp->f_flag & FSHLOCK)
|
|
*fbp++ = 'S';
|
|
if (fp->f_flag & FEXLOCK)
|
|
*fbp++ = 'X';
|
|
#endif
|
|
if (fp->f_flag & FASYNC)
|
|
*fbp++ = 'I';
|
|
*fbp = '\0';
|
|
(void)printf("%6s %3d", flagbuf, fp->f_count);
|
|
(void)printf(" %3d", fp->f_msgcount);
|
|
(void)printf(" %8.1x", fp->f_data);
|
|
if (fp->f_offset < 0)
|
|
(void)printf(" %qx\n", fp->f_offset);
|
|
else
|
|
(void)printf(" %qd\n", fp->f_offset);
|
|
}
|
|
free(buf);
|
|
}
|
|
|
|
int
|
|
getfiles(abuf, alen)
|
|
char **abuf;
|
|
int *alen;
|
|
{
|
|
size_t len;
|
|
int mib[2];
|
|
char *buf;
|
|
|
|
/*
|
|
* XXX
|
|
* Add emulation of KINFO_FILE here.
|
|
*/
|
|
if (memf != NULL)
|
|
errx(1, "files on dead kernel, not implemented\n");
|
|
|
|
mib[0] = CTL_KERN;
|
|
mib[1] = KERN_FILE;
|
|
if (sysctl(mib, 2, NULL, &len, NULL, 0) == -1) {
|
|
warn("sysctl: KERN_FILE");
|
|
return (-1);
|
|
}
|
|
if ((buf = malloc(len)) == NULL)
|
|
err(1, NULL);
|
|
if (sysctl(mib, 2, buf, &len, NULL, 0) == -1) {
|
|
warn("sysctl: KERN_FILE");
|
|
return (-1);
|
|
}
|
|
*abuf = buf;
|
|
*alen = len;
|
|
return (0);
|
|
}
|
|
|
|
/*
|
|
* swapmode is based on a program called swapinfo written
|
|
* by Kevin Lahey <kml@rokkaku.atl.ga.us>.
|
|
*/
|
|
void
|
|
swapmode()
|
|
{
|
|
char *header;
|
|
int hlen, nswap, nswdev, dmmax;
|
|
int i, div, avail, nfree, npfree, used;
|
|
struct swdevt *sw;
|
|
long blocksize, *perdev;
|
|
struct rlist head;
|
|
struct rlist *swaplist;
|
|
u_long ptr;
|
|
|
|
KGET(VM_NSWAP, nswap);
|
|
KGET(VM_NSWDEV, nswdev);
|
|
KGET(VM_DMMAX, dmmax);
|
|
KGET(VM_SWAPLIST, swaplist);
|
|
if ((sw = malloc(nswdev * sizeof(*sw))) == NULL ||
|
|
(perdev = malloc(nswdev * sizeof(*perdev))) == NULL)
|
|
err(1, "malloc");
|
|
KGET1(VM_SWDEVT, &ptr, sizeof ptr, "swdevt");
|
|
KGET2(ptr, sw, nswdev * sizeof(*sw), "*swdevt");
|
|
|
|
/* Count up swap space. */
|
|
nfree = 0;
|
|
memset(perdev, 0, nswdev * sizeof(*perdev));
|
|
while (swaplist) {
|
|
int top, bottom, next_block;
|
|
|
|
KGET2(swaplist, &head, sizeof(struct rlist), "swaplist");
|
|
|
|
top = head.rl_end;
|
|
bottom = head.rl_start;
|
|
|
|
nfree += top - bottom + 1;
|
|
|
|
/*
|
|
* Swap space is split up among the configured disks.
|
|
*
|
|
* For interleaved swap devices, the first dmmax blocks
|
|
* of swap space some from the first disk, the next dmmax
|
|
* blocks from the next, and so on up to nswap blocks.
|
|
*
|
|
* The list of free space joins adjacent free blocks,
|
|
* ignoring device boundries. If we want to keep track
|
|
* of this information per device, we'll just have to
|
|
* extract it ourselves.
|
|
*/
|
|
while (top / dmmax != bottom / dmmax) {
|
|
next_block = ((bottom + dmmax) / dmmax);
|
|
perdev[(bottom / dmmax) % nswdev] +=
|
|
next_block * dmmax - bottom;
|
|
bottom = next_block * dmmax;
|
|
}
|
|
perdev[(bottom / dmmax) % nswdev] +=
|
|
top - bottom + 1;
|
|
|
|
swaplist = head.rl_next;
|
|
}
|
|
|
|
header = getbsize(&hlen, &blocksize);
|
|
if (!totalflag)
|
|
(void)printf("%-11s %*s %8s %8s %8s %s\n",
|
|
"Device", hlen, header,
|
|
"Used", "Avail", "Capacity", "Type");
|
|
div = blocksize / 512;
|
|
avail = npfree = 0;
|
|
for (i = 0; i < nswdev; i++) {
|
|
int xsize, xfree;
|
|
|
|
/*
|
|
* Don't report statistics for partitions which have not
|
|
* yet been activated via swapon(8).
|
|
*/
|
|
if (!(sw[i].sw_flags & SW_FREED))
|
|
continue;
|
|
|
|
if (!totalflag)
|
|
(void)printf("/dev/%-6s %*d ",
|
|
devname(sw[i].sw_dev, S_IFBLK),
|
|
hlen, sw[i].sw_nblks / div);
|
|
|
|
/* The first dmmax is never allocated to avoid trashing of
|
|
* disklabels
|
|
*/
|
|
xsize = sw[i].sw_nblks - dmmax;
|
|
xfree = perdev[i];
|
|
used = xsize - xfree;
|
|
npfree++;
|
|
avail += xsize;
|
|
if (totalflag)
|
|
continue;
|
|
(void)printf("%8d %8d %5.0f%% %s\n",
|
|
used / div, xfree / div,
|
|
(double)used / (double)xsize * 100.0,
|
|
(sw[i].sw_flags & SW_SEQUENTIAL) ?
|
|
"Sequential" : "Interleaved");
|
|
}
|
|
|
|
/*
|
|
* If only one partition has been set up via swapon(8), we don't
|
|
* need to bother with totals.
|
|
*/
|
|
used = avail - nfree;
|
|
if (totalflag) {
|
|
(void)printf("%dM/%dM swap space\n", used / 2048, avail / 2048);
|
|
return;
|
|
}
|
|
if (npfree > 1) {
|
|
(void)printf("%-11s %*d %8d %8d %5.0f%%\n",
|
|
"Total", hlen, avail / div, used / div, nfree / div,
|
|
(double)used / (double)avail * 100.0);
|
|
}
|
|
}
|