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Arquivotheca.Solaris-2.5/cmd/crash/ts.c
seta75D 7c4988eac0 Init
2021-10-11 19:38:01 -03:00

175 lines
4.0 KiB
C
Executable File

#ident "@(#)ts.c 1.5 94/06/10 SMI" /* SVr4.0 1.2.2.3 */
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
/* The copyright notice above does not evidence any */
/* actual or intended publication of such source code. */
/*
* Copyright (C) 1991 Sun Microsystems, Inc
* All rights reserved.
* Notice of copyright on this source code
* product does not indicate publication.
*
* RESTRICTED RIGHTS LEGEND:
* Use, duplication, or disclosure by the Government is subject
* to restrictions as set forth in subparagraph (c)(1)(ii) of
* the Rights in Technical Data and Computer Software clause at
* DFARS 52.227-7013 and in similar clauses in the FAR and NASA
* FAR Supplement.
*/
/*
* This file contains code for the crash functions: tsproc, tsdptbl
*/
#include <stdio.h>
#include <stdlib.h>
#include <nlist.h>
#include <sys/types.h>
#include <sys/t_lock.h>
#include <sys/ts.h>
#include "crash.h"
static void prtsproc();
static void prtsdptbl();
struct nlist Tsproc, Tsdptbl, Tsmaxumdpri; /* namelist symbol */
tsdpent_t *tsdptbl;
struct tsproc tsbuf;
struct tsproc *tsp;
/* get arguments for tsproc function */
int
gettsproc()
{
int c;
char *tsprochdg = " TMLFT CPUPRI UPRILIM UPRI UMDPRI NICE FLAGS "
"DISPWAIT THREADP NEXT PREV\n";
optind = 1;
while ((c = getopt(argcnt, args, "w:")) != EOF) {
switch (c) {
case 'w' : redirect();
break;
default : longjmp(syn, 0);
}
}
if (nl_getsym("ts_plisthead", &Tsproc))
error("ts_plisthead not found in symbol table\n");
readmem((long)Tsproc.n_value, 1, -1, (char *)&tsbuf,
sizeof (tsbuf), "tsproc table");
fprintf(fp, "%s", tsprochdg);
tsp = tsbuf.ts_next;
for (; tsp != (tsproc_t *)Tsproc.n_value; tsp = tsbuf.ts_next) {
readmem((long)tsp, 1, -1, (char *)&tsbuf,
sizeof (tsbuf), "tsproc table");
prtsproc();
}
return (0);
}
/* print the time sharing process table */
static void
prtsproc()
{
fprintf(fp,
" %3d %2d %2d %2d %2d %2d 0x%2-x %3d %.8x %.8x %.8x\n",
tsbuf.ts_timeleft, tsbuf.ts_cpupri, tsbuf.ts_uprilim,
tsbuf.ts_upri, tsbuf.ts_umdpri, tsbuf.ts_nice,
tsbuf.ts_flags, tsbuf.ts_dispwait, tsbuf.ts_tp,
tsbuf.ts_next, tsbuf.ts_prev);
}
/* get arguments for tsdptbl function */
int
gettsdptbl()
{
int slot = -1;
long arg1 = -1;
long arg2 = -1;
int c;
long ts_addr;
short tsmaxumdpri;
char *tsdptblhdg = "SLOT GLOBAL PRIO TIME QUANTUM "
"TQEXP SLPRET MAXWAIT LWAIT\n\n";
if (nl_getsym("ts_dptbl", &Tsdptbl))
error("ts_dptbl not found in symbol table\n");
if (nl_getsym("ts_maxumdpri", &Tsmaxumdpri))
error("ts_maxumdpri not found in symbol table\n");
optind = 1;
while ((c = getopt(argcnt, args, "w:")) != EOF) {
switch (c) {
case 'w' : redirect();
break;
default : longjmp(syn, 0);
}
}
readmem((long)Tsmaxumdpri.n_value, 1, -1, (char *)&tsmaxumdpri,
sizeof (short), "ts_maxumdpri");
tsdptbl = (tsdpent_t *)malloc((tsmaxumdpri + 1) * sizeof (tsdpent_t));
readmem((long)Tsdptbl.n_value, 1, -1, (char *)&ts_addr,
sizeof (ts_addr), "ts_dptbl address");
readmem(ts_addr, 1, -1, (char *)tsdptbl,
(tsmaxumdpri + 1) * sizeof (tsdpent_t), "ts_dptbl");
fprintf(fp, "%s", tsdptblhdg);
if (args[optind]) {
do {
getargs(tsmaxumdpri + 1, &arg1, &arg2, 0);
if (arg1 == -1)
continue;
if (arg2 != -1)
for (slot = arg1; slot <= arg2; slot++)
prtsdptbl(slot);
else {
if (arg1 < tsmaxumdpri + 1)
slot = arg1;
prtsdptbl(slot);
}
slot = arg1 = arg2 = -1;
} while (args[++optind]);
} else
for (slot = 0; slot < tsmaxumdpri + 1; slot++)
prtsdptbl(slot);
free(tsdptbl);
return (0);
}
/* print the time sharing dispatcher parameter table */
static void
prtsdptbl(slot)
int slot;
{
fprintf(fp,
"%3d %4d %10ld %3d %3d %5d %3d\n",
slot, tsdptbl[slot].ts_globpri, tsdptbl[slot].ts_quantum,
tsdptbl[slot].ts_tqexp, tsdptbl[slot].ts_slpret,
tsdptbl[slot].ts_maxwait, tsdptbl[slot].ts_lwait);
}