xref: /freebsd/bin/ps/print.c (revision 30d239bc4c510432e65a84fa1c14ed67a3ab1c92) 
1 /*-
2  * Copyright (c) 1990, 1993, 1994
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 4. Neither the name of the University nor the names of its contributors
14  *    may be used to endorse or promote products derived from this software
15  *    without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 #if 0
31 #ifndef lint
32 static char sccsid[] = "@(#)print.c	8.6 (Berkeley) 4/16/94";
33 #endif /* not lint */
34 #endif
35 
36 #include <sys/cdefs.h>
37 __FBSDID("$FreeBSD$");
38 
39 #include <sys/param.h>
40 #include <sys/time.h>
41 #include <sys/resource.h>
42 #include <sys/proc.h>
43 #include <sys/stat.h>
44 
45 #include <sys/mac.h>
46 #include <sys/user.h>
47 #include <sys/sysctl.h>
48 
49 #include <err.h>
50 #include <grp.h>
51 #include <langinfo.h>
52 #include <locale.h>
53 #include <math.h>
54 #include <nlist.h>
55 #include <pwd.h>
56 #include <stddef.h>
57 #include <stdio.h>
58 #include <stdlib.h>
59 #include <string.h>
60 #include <unistd.h>
61 #include <vis.h>
62 
63 #include "ps.h"
64 
65 #define	ps_pgtok(a)	(((a) * getpagesize()) / 1024)
66 
67 void
68 printheader(void)
69 {
70 	VAR *v;
71 	struct varent *vent;
72 
73 	STAILQ_FOREACH(vent, &varlist, next_ve)
74 		if (*vent->header != '\0')
75 			break;
76 	if (!vent)
77 		return;
78 
79 	STAILQ_FOREACH(vent, &varlist, next_ve) {
80 		v = vent->var;
81 		if (v->flag & LJUST) {
82 			if (STAILQ_NEXT(vent, next_ve) == NULL)	/* last one */
83 				(void)printf("%s", vent->header);
84 			else
85 				(void)printf("%-*s", v->width, vent->header);
86 		} else
87 			(void)printf("%*s", v->width, vent->header);
88 		if (STAILQ_NEXT(vent, next_ve) != NULL)
89 			(void)putchar(' ');
90 	}
91 	(void)putchar('\n');
92 }
93 
94 void
95 arguments(KINFO *k, VARENT *ve)
96 {
97 	VAR *v;
98 	int left;
99 	char *cp, *vis_args;
100 
101 	v = ve->var;
102 	if ((vis_args = malloc(strlen(k->ki_args) * 4 + 1)) == NULL)
103 		errx(1, "malloc failed");
104 	strvis(vis_args, k->ki_args, VIS_TAB | VIS_NL | VIS_NOSLASH);
105 	if (STAILQ_NEXT(ve, next_ve) == NULL) {
106 		/* last field */
107 		if (termwidth == UNLIMITED) {
108 			(void)printf("%s", vis_args);
109 		} else {
110 			left = termwidth - (totwidth - v->width);
111 			if (left < 1) /* already wrapped, just use std width */
112 				left = v->width;
113 			for (cp = vis_args; --left >= 0 && *cp != '\0';)
114 				(void)putchar(*cp++);
115 		}
116 	} else {
117 		(void)printf("%-*.*s", v->width, v->width, vis_args);
118 	}
119 	free(vis_args);
120 }
121 
122 void
123 command(KINFO *k, VARENT *ve)
124 {
125 	VAR *v;
126 	int left;
127 	char *cp, *vis_env, *vis_args;
128 
129 	v = ve->var;
130 	if (cflag) {
131 		/* If it is the last field, then don't pad */
132 		if (STAILQ_NEXT(ve, next_ve) == NULL)
133 			(void)printf("%s", k->ki_p->ki_comm);
134 		else
135 			(void)printf("%-*s", v->width, k->ki_p->ki_comm);
136 		return;
137 	}
138 	if ((vis_args = malloc(strlen(k->ki_args) * 4 + 1)) == NULL)
139 		errx(1, "malloc failed");
140 	strvis(vis_args, k->ki_args, VIS_TAB | VIS_NL | VIS_NOSLASH);
141 	if (k->ki_env) {
142 		if ((vis_env = malloc(strlen(k->ki_env) * 4 + 1)) == NULL)
143 			errx(1, "malloc failed");
144 		strvis(vis_env, k->ki_env, VIS_TAB | VIS_NL | VIS_NOSLASH);
145 	} else
146 		vis_env = NULL;
147 
148 	if (STAILQ_NEXT(ve, next_ve) == NULL) {
149 		/* last field */
150 		if (termwidth == UNLIMITED) {
151 			if (vis_env)
152 				(void)printf("%s ", vis_env);
153 			(void)printf("%s", vis_args);
154 		} else {
155 			left = termwidth - (totwidth - v->width);
156 			if (left < 1) /* already wrapped, just use std width */
157 				left = v->width;
158 			if ((cp = vis_env) != NULL) {
159 				while (--left >= 0 && *cp)
160 					(void)putchar(*cp++);
161 				if (--left >= 0)
162 					putchar(' ');
163 			}
164 			for (cp = vis_args; --left >= 0 && *cp != '\0';)
165 				(void)putchar(*cp++);
166 		}
167 	} else
168 		/* XXX env? */
169 		(void)printf("%-*.*s", v->width, v->width, vis_args);
170 	free(vis_args);
171 	if (vis_env != NULL)
172 		free(vis_env);
173 }
174 
175 void
176 ucomm(KINFO *k, VARENT *ve)
177 {
178 	VAR *v;
179 
180 	v = ve->var;
181 	if (STAILQ_NEXT(ve, next_ve) == NULL)	/* last field, don't pad */
182 		(void)printf("%s", k->ki_p->ki_comm);
183 	else
184 		(void)printf("%-*s", v->width, k->ki_p->ki_comm);
185 }
186 
187 void
188 logname(KINFO *k, VARENT *ve)
189 {
190 	VAR *v;
191 	char *s;
192 
193 	v = ve->var;
194 	(void)printf("%-*s", v->width, (s = k->ki_p->ki_login, *s) ? s : "-");
195 }
196 
197 void
198 state(KINFO *k, VARENT *ve)
199 {
200 	int flag, tdflags;
201 	char *cp;
202 	VAR *v;
203 	char buf[16];
204 
205 	v = ve->var;
206 	flag = k->ki_p->ki_flag;
207 	tdflags = k->ki_p->ki_tdflags;	/* XXXKSE */
208 	cp = buf;
209 
210 	switch (k->ki_p->ki_stat) {
211 
212 	case SSTOP:
213 		*cp = 'T';
214 		break;
215 
216 	case SSLEEP:
217 		if (tdflags & TDF_SINTR)	/* interruptable (long) */
218 			*cp = k->ki_p->ki_slptime >= MAXSLP ? 'I' : 'S';
219 		else
220 			*cp = 'D';
221 		break;
222 
223 	case SRUN:
224 	case SIDL:
225 		*cp = 'R';
226 		break;
227 
228 	case SWAIT:
229 		*cp = 'W';
230 		break;
231 
232 	case SLOCK:
233 		*cp = 'L';
234 		break;
235 
236 	case SZOMB:
237 		*cp = 'Z';
238 		break;
239 
240 	default:
241 		*cp = '?';
242 	}
243 	cp++;
244 	if (!(flag & P_INMEM))
245 		*cp++ = 'W';
246 	if (k->ki_p->ki_nice < NZERO)
247 		*cp++ = '<';
248 	else if (k->ki_p->ki_nice > NZERO)
249 		*cp++ = 'N';
250 	if (flag & P_TRACED)
251 		*cp++ = 'X';
252 	if (flag & P_WEXIT && k->ki_p->ki_stat != SZOMB)
253 		*cp++ = 'E';
254 	if (flag & P_PPWAIT)
255 		*cp++ = 'V';
256 	if ((flag & P_SYSTEM) || k->ki_p->ki_lock > 0)
257 		*cp++ = 'L';
258 	if (k->ki_p->ki_kiflag & KI_SLEADER)
259 		*cp++ = 's';
260 	if ((flag & P_CONTROLT) && k->ki_p->ki_pgid == k->ki_p->ki_tpgid)
261 		*cp++ = '+';
262 	if (flag & P_JAILED)
263 		*cp++ = 'J';
264 	*cp = '\0';
265 	(void)printf("%-*s", v->width, buf);
266 }
267 
268 #define	scalepri(x)	((x) - PZERO)
269 
270 void
271 pri(KINFO *k, VARENT *ve)
272 {
273 	VAR *v;
274 
275 	v = ve->var;
276 	(void)printf("%*d", v->width, scalepri(k->ki_p->ki_pri.pri_level));
277 }
278 
279 void
280 upr(KINFO *k, VARENT *ve)
281 {
282 	VAR *v;
283 
284 	v = ve->var;
285 	(void)printf("%*d", v->width, scalepri(k->ki_p->ki_pri.pri_user));
286 }
287 #undef scalepri
288 
289 void
290 uname(KINFO *k, VARENT *ve)
291 {
292 	VAR *v;
293 
294 	v = ve->var;
295 	(void)printf("%-*s", v->width, user_from_uid(k->ki_p->ki_uid, 0));
296 }
297 
298 int
299 s_uname(KINFO *k)
300 {
301 	return (strlen(user_from_uid(k->ki_p->ki_uid, 0)));
302 }
303 
304 void
305 rgroupname(KINFO *k, VARENT *ve)
306 {
307 	VAR *v;
308 
309 	v = ve->var;
310 	(void)printf("%-*s", v->width, group_from_gid(k->ki_p->ki_rgid, 0));
311 }
312 
313 int
314 s_rgroupname(KINFO *k)
315 {
316 	return (strlen(group_from_gid(k->ki_p->ki_rgid, 0)));
317 }
318 
319 void
320 runame(KINFO *k, VARENT *ve)
321 {
322 	VAR *v;
323 
324 	v = ve->var;
325 	(void)printf("%-*s", v->width, user_from_uid(k->ki_p->ki_ruid, 0));
326 }
327 
328 int
329 s_runame(KINFO *k)
330 {
331 	return (strlen(user_from_uid(k->ki_p->ki_ruid, 0)));
332 }
333 
334 
335 void
336 tdev(KINFO *k, VARENT *ve)
337 {
338 	VAR *v;
339 	dev_t dev;
340 	char buff[16];
341 
342 	v = ve->var;
343 	dev = k->ki_p->ki_tdev;
344 	if (dev == NODEV)
345 		(void)printf("%*s", v->width, "??");
346 	else {
347 		(void)snprintf(buff, sizeof(buff),
348 		    "%d/%d", major(dev), minor(dev));
349 		(void)printf("%*s", v->width, buff);
350 	}
351 }
352 
353 void
354 tname(KINFO *k, VARENT *ve)
355 {
356 	VAR *v;
357 	dev_t dev;
358 	char *ttname;
359 
360 	v = ve->var;
361 	dev = k->ki_p->ki_tdev;
362 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL)
363 		(void)printf("%*s ", v->width - 1, "??");
364 	else {
365 		if (strncmp(ttname, "tty", 3) == 0 ||
366 		    strncmp(ttname, "cua", 3) == 0)
367 			ttname += 3;
368 		if (strncmp(ttname, "pts/", 4) == 0)
369 			ttname += 4;
370 		(void)printf("%*.*s%c", v->width - 1, v->width - 1, ttname,
371 		    k->ki_p->ki_kiflag & KI_CTTY ? ' ' : '-');
372 	}
373 }
374 
375 void
376 longtname(KINFO *k, VARENT *ve)
377 {
378 	VAR *v;
379 	dev_t dev;
380 	char *ttname;
381 
382 	v = ve->var;
383 	dev = k->ki_p->ki_tdev;
384 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL)
385 		(void)printf("%-*s", v->width, "??");
386 	else
387 		(void)printf("%-*s", v->width, ttname);
388 }
389 
390 void
391 started(KINFO *k, VARENT *ve)
392 {
393 	VAR *v;
394 	time_t then;
395 	struct tm *tp;
396 	static int use_ampm = -1;
397 	char buf[100];
398 
399 	v = ve->var;
400 	if (!k->ki_valid) {
401 		(void)printf("%-*s", v->width, "-");
402 		return;
403 	}
404 	if (use_ampm < 0)
405 		use_ampm = (*nl_langinfo(T_FMT_AMPM) != '\0');
406 	then = k->ki_p->ki_start.tv_sec;
407 	tp = localtime(&then);
408 	if (now - k->ki_p->ki_start.tv_sec < 24 * 3600) {
409 		(void)strftime(buf, sizeof(buf),
410 		    use_ampm ? "%l:%M%p" : "%k:%M  ", tp);
411 	} else if (now - k->ki_p->ki_start.tv_sec < 7 * 86400) {
412 		(void)strftime(buf, sizeof(buf),
413 		    use_ampm ? "%a%I%p" : "%a%H  ", tp);
414 	} else
415 		(void)strftime(buf, sizeof(buf), "%e%b%y", tp);
416 	(void)printf("%-*s", v->width, buf);
417 }
418 
419 void
420 lstarted(KINFO *k, VARENT *ve)
421 {
422 	VAR *v;
423 	time_t then;
424 	char buf[100];
425 
426 	v = ve->var;
427 	if (!k->ki_valid) {
428 		(void)printf("%-*s", v->width, "-");
429 		return;
430 	}
431 	then = k->ki_p->ki_start.tv_sec;
432 	(void)strftime(buf, sizeof(buf), "%c", localtime(&then));
433 	(void)printf("%-*s", v->width, buf);
434 }
435 
436 void
437 lockname(KINFO *k, VARENT *ve)
438 {
439 	VAR *v;
440 
441 	v = ve->var;
442 	if (k->ki_p->ki_kiflag & KI_LOCKBLOCK) {
443 		if (k->ki_p->ki_lockname[0] != 0)
444 			(void)printf("%-*.*s", v->width, v->width,
445 			    k->ki_p->ki_lockname);
446 		else
447 			(void)printf("%-*s", v->width, "???");
448 	} else
449 		(void)printf("%-*s", v->width, "-");
450 }
451 
452 void
453 wchan(KINFO *k, VARENT *ve)
454 {
455 	VAR *v;
456 
457 	v = ve->var;
458 	if (k->ki_p->ki_wchan) {
459 		if (k->ki_p->ki_wmesg[0] != 0)
460 			(void)printf("%-*.*s", v->width, v->width,
461 			    k->ki_p->ki_wmesg);
462 		else
463 			(void)printf("%-*lx", v->width,
464 			    (long)k->ki_p->ki_wchan);
465 	} else
466 		(void)printf("%-*s", v->width, "-");
467 }
468 
469 void
470 nwchan(KINFO *k, VARENT *ve)
471 {
472 	VAR *v;
473 
474 	v = ve->var;
475 	if (k->ki_p->ki_wchan) {
476 		(void)printf("%0*lx", v->width,
477 		    (long)k->ki_p->ki_wchan);
478 	} else
479 		(void)printf("%-*s", v->width, "-");
480 }
481 
482 void
483 mwchan(KINFO *k, VARENT *ve)
484 {
485 	VAR *v;
486 
487 	v = ve->var;
488 	if (k->ki_p->ki_wchan) {
489 		if (k->ki_p->ki_wmesg[0] != 0)
490 			(void)printf("%-*.*s", v->width, v->width,
491 			    k->ki_p->ki_wmesg);
492 		else
493 			(void)printf("%-*lx", v->width,
494 			    (long)k->ki_p->ki_wchan);
495 	} else if (k->ki_p->ki_kiflag & KI_LOCKBLOCK) {
496 		if (k->ki_p->ki_lockname[0]) {
497 			(void)printf("%-*.*s", v->width, v->width,
498 			    k->ki_p->ki_lockname);
499 		} else
500 			(void)printf("%-*s", v->width, "???");
501 	} else
502 		(void)printf("%-*s", v->width, "-");
503 }
504 
505 void
506 vsize(KINFO *k, VARENT *ve)
507 {
508 	VAR *v;
509 
510 	v = ve->var;
511 	(void)printf("%*lu", v->width, (u_long)(k->ki_p->ki_size / 1024));
512 }
513 
514 void
515 cputime(KINFO *k, VARENT *ve)
516 {
517 	VAR *v;
518 	long secs;
519 	long psecs;	/* "parts" of a second. first micro, then centi */
520 	char obuff[128];
521 	static char decimal_point;
522 
523 	if (decimal_point == '\0')
524 		decimal_point = localeconv()->decimal_point[0];
525 	v = ve->var;
526 	if (!k->ki_valid) {
527 		secs = 0;
528 		psecs = 0;
529 	} else {
530 		/*
531 		 * This counts time spent handling interrupts.  We could
532 		 * fix this, but it is not 100% trivial (and interrupt
533 		 * time fractions only work on the sparc anyway).	XXX
534 		 */
535 		secs = k->ki_p->ki_runtime / 1000000;
536 		psecs = k->ki_p->ki_runtime % 1000000;
537 		if (sumrusage) {
538 			secs += k->ki_p->ki_childtime.tv_sec;
539 			psecs += k->ki_p->ki_childtime.tv_usec;
540 		}
541 		/*
542 		 * round and scale to 100's
543 		 */
544 		psecs = (psecs + 5000) / 10000;
545 		secs += psecs / 100;
546 		psecs = psecs % 100;
547 	}
548 	(void)snprintf(obuff, sizeof(obuff), "%3ld:%02ld%c%02ld",
549 	    secs / 60, secs % 60, decimal_point, psecs);
550 	(void)printf("%*s", v->width, obuff);
551 }
552 
553 void
554 elapsed(KINFO *k, VARENT *ve)
555 {
556 	VAR *v;
557 	time_t val;
558 	int days, hours, mins, secs;
559 	char obuff[128];
560 
561 	v = ve->var;
562 	val = now - k->ki_p->ki_start.tv_sec;
563 	days = val / (24 * 60 * 60);
564 	val %= 24 * 60 * 60;
565 	hours = val / (60 * 60);
566 	val %= 60 * 60;
567 	mins = val / 60;
568 	secs = val % 60;
569 	if (days != 0)
570 		(void)snprintf(obuff, sizeof(obuff), "%3d-%02d:%02d:%02d",
571 		    days, hours, mins, secs);
572 	else if (hours != 0)
573 		(void)snprintf(obuff, sizeof(obuff), "%02d:%02d:%02d",
574 		    hours, mins, secs);
575 	else
576 		(void)snprintf(obuff, sizeof(obuff), "%02d:%02d", mins, secs);
577 	(void)printf("%*s", v->width, obuff);
578 }
579 
580 double
581 getpcpu(const KINFO *k)
582 {
583 	static int failure;
584 
585 	if (!nlistread)
586 		failure = donlist();
587 	if (failure)
588 		return (0.0);
589 
590 #define	fxtofl(fixpt)	((double)(fixpt) / fscale)
591 
592 	/* XXX - I don't like this */
593 	if (k->ki_p->ki_swtime == 0 || (k->ki_p->ki_flag & P_INMEM) == 0)
594 		return (0.0);
595 	if (rawcpu)
596 		return (100.0 * fxtofl(k->ki_p->ki_pctcpu));
597 	return (100.0 * fxtofl(k->ki_p->ki_pctcpu) /
598 		(1.0 - exp(k->ki_p->ki_swtime * log(fxtofl(ccpu)))));
599 }
600 
601 void
602 pcpu(KINFO *k, VARENT *ve)
603 {
604 	VAR *v;
605 
606 	v = ve->var;
607 	(void)printf("%*.1f", v->width, getpcpu(k));
608 }
609 
610 static double
611 getpmem(KINFO *k)
612 {
613 	static int failure;
614 	double fracmem;
615 
616 	if (!nlistread)
617 		failure = donlist();
618 	if (failure)
619 		return (0.0);
620 
621 	if ((k->ki_p->ki_flag & P_INMEM) == 0)
622 		return (0.0);
623 	/* XXX want pmap ptpages, segtab, etc. (per architecture) */
624 	/* XXX don't have info about shared */
625 	fracmem = ((float)k->ki_p->ki_rssize) / mempages;
626 	return (100.0 * fracmem);
627 }
628 
629 void
630 pmem(KINFO *k, VARENT *ve)
631 {
632 	VAR *v;
633 
634 	v = ve->var;
635 	(void)printf("%*.1f", v->width, getpmem(k));
636 }
637 
638 void
639 pagein(KINFO *k, VARENT *ve)
640 {
641 	VAR *v;
642 
643 	v = ve->var;
644 	(void)printf("%*ld", v->width,
645 	    k->ki_valid ? k->ki_p->ki_rusage.ru_majflt : 0);
646 }
647 
648 /* ARGSUSED */
649 void
650 maxrss(KINFO *k __unused, VARENT *ve)
651 {
652 	VAR *v;
653 
654 	v = ve->var;
655 	/* XXX not yet */
656 	(void)printf("%*s", v->width, "-");
657 }
658 
659 void
660 priorityr(KINFO *k, VARENT *ve)
661 {
662 	VAR *v;
663 	struct priority *lpri;
664 	char str[8];
665 	unsigned class, level;
666 
667 	v = ve->var;
668 	lpri = &k->ki_p->ki_pri;
669 	class = lpri->pri_class;
670 	level = lpri->pri_level;
671 	switch (class) {
672 	case PRI_ITHD:
673 		snprintf(str, sizeof(str), "intr:%u", level);
674 		break;
675 	case PRI_REALTIME:
676 		snprintf(str, sizeof(str), "real:%u", level);
677 		break;
678 	case PRI_TIMESHARE:
679 		strncpy(str, "normal", sizeof(str));
680 		break;
681 	case PRI_IDLE:
682 		snprintf(str, sizeof(str), "idle:%u", level);
683 		break;
684 	default:
685 		snprintf(str, sizeof(str), "%u:%u", class, level);
686 		break;
687 	}
688 	str[sizeof(str) - 1] = '\0';
689 	(void)printf("%*s", v->width, str);
690 }
691 
692 /*
693  * Generic output routines.  Print fields from various prototype
694  * structures.
695  */
696 static void
697 printval(void *bp, VAR *v)
698 {
699 	static char ofmt[32] = "%";
700 	const char *fcp;
701 	char *cp;
702 
703 	cp = ofmt + 1;
704 	fcp = v->fmt;
705 	if (v->flag & LJUST)
706 		*cp++ = '-';
707 	*cp++ = '*';
708 	while ((*cp++ = *fcp++));
709 
710 #define	CHKINF127(n)	(((n) > 127) && (v->flag & INF127) ? 127 : (n))
711 
712 	switch (v->type) {
713 	case CHAR:
714 		(void)printf(ofmt, v->width, *(char *)bp);
715 		break;
716 	case UCHAR:
717 		(void)printf(ofmt, v->width, *(u_char *)bp);
718 		break;
719 	case SHORT:
720 		(void)printf(ofmt, v->width, *(short *)bp);
721 		break;
722 	case USHORT:
723 		(void)printf(ofmt, v->width, *(u_short *)bp);
724 		break;
725 	case INT:
726 		(void)printf(ofmt, v->width, *(int *)bp);
727 		break;
728 	case UINT:
729 		(void)printf(ofmt, v->width, CHKINF127(*(u_int *)bp));
730 		break;
731 	case LONG:
732 		(void)printf(ofmt, v->width, *(long *)bp);
733 		break;
734 	case ULONG:
735 		(void)printf(ofmt, v->width, *(u_long *)bp);
736 		break;
737 	case KPTR:
738 		(void)printf(ofmt, v->width, *(u_long *)bp);
739 		break;
740 	case PGTOK:
741 		(void)printf(ofmt, v->width, ps_pgtok(*(u_long *)bp));
742 		break;
743 	default:
744 		errx(1, "unknown type %d", v->type);
745 	}
746 }
747 
748 void
749 kvar(KINFO *k, VARENT *ve)
750 {
751 	VAR *v;
752 
753 	v = ve->var;
754 	printval((char *)((char *)k->ki_p + v->off), v);
755 }
756 
757 void
758 rvar(KINFO *k, VARENT *ve)
759 {
760 	VAR *v;
761 
762 	v = ve->var;
763 	if (k->ki_valid)
764 		printval((char *)((char *)(&k->ki_p->ki_rusage) + v->off), v);
765 	else
766 		(void)printf("%*s", v->width, "-");
767 }
768 
769 void
770 emulname(KINFO *k, VARENT *ve)
771 {
772 	VAR *v;
773 
774 	v = ve->var;
775 	printf("%-*s", v->width, *k->ki_p->ki_emul ? k->ki_p->ki_emul : "-");
776 }
777 
778 void
779 label(KINFO *k, VARENT *ve)
780 {
781 	char *string;
782 	VAR *v;
783 	mac_t proclabel;
784 	int error;
785 
786 	v = ve->var;
787 	string = NULL;
788 	if (mac_prepare_process_label(&proclabel) == -1) {
789 		warn("mac_prepare_process_label");
790 		goto out;
791 	}
792 	error = mac_get_pid(k->ki_p->ki_pid, proclabel);
793 	if (error == 0) {
794 		if (mac_to_text(proclabel, &string) == -1)
795 			string = NULL;
796 	}
797 	mac_free(proclabel);
798 out:
799 	if (string != NULL) {
800 		(void)printf("%-*s", v->width, string);
801 		free(string);
802 	} else
803 		(void)printf("%-*s", v->width, "  -");
804 	return;
805 }
806 
807 int
808 s_label(KINFO *k)
809 {
810 	char *string = NULL;
811 	mac_t proclabel;
812 	int error, size = 0;
813 
814 	if (mac_prepare_process_label(&proclabel) == -1) {
815 		warn("mac_prepare_process_label");
816 		return (0);
817 	}
818 	error = mac_get_pid(k->ki_p->ki_pid, proclabel);
819 	if (error == 0 && mac_to_text(proclabel, &string) == 0) {
820 		size = strlen(string);
821 		free(string);
822 	}
823 	mac_free(proclabel);
824 	return (size);
825 }
826