print.c revision 113395 
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 * 3. All advertising materials mentioning features or use of this software
14 *    must display the following acknowledgement:
15 *	This product includes software developed by the University of
16 *	California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 *    may be used to endorse or promote products derived from this software
19 *    without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#if 0
35#ifndef lint
36static char sccsid[] = "@(#)print.c	8.6 (Berkeley) 4/16/94";
37#endif /* not lint */
38#endif
39
40#include <sys/cdefs.h>
41__FBSDID("$FreeBSD: head/bin/ps/print.c 113395 2003-04-12 10:39:56Z tjr $");
42
43#include <sys/param.h>
44#include <sys/time.h>
45#include <sys/resource.h>
46#include <sys/proc.h>
47#include <sys/stat.h>
48
49#include <sys/mac.h>
50#include <sys/user.h>
51#include <sys/sysctl.h>
52
53#include <err.h>
54#include <grp.h>
55#include <langinfo.h>
56#include <locale.h>
57#include <math.h>
58#include <nlist.h>
59#include <pwd.h>
60#include <stddef.h>
61#include <stdio.h>
62#include <stdlib.h>
63#include <string.h>
64#include <unistd.h>
65#include <vis.h>
66
67#include "ps.h"
68
69#define	ps_pgtok(a)	(((a) * getpagesize()) / 1024)
70
71void
72printheader(void)
73{
74	VAR *v;
75	struct varent *vent;
76	int allempty;
77
78	allempty = 1;
79	for (vent = vhead; vent; vent = vent->next)
80		if (*vent->header != '\0') {
81			allempty = 0;
82			break;
83		}
84	if (allempty)
85		return;
86	for (vent = vhead; vent; vent = vent->next) {
87		v = vent->var;
88		if (v->flag & LJUST) {
89			if (vent->next == NULL)	/* last one */
90				(void)printf("%s", vent->header);
91			else
92				(void)printf("%-*s", v->width, vent->header);
93		} else
94			(void)printf("%*s", v->width, vent->header);
95		if (vent->next != NULL)
96			(void)putchar(' ');
97	}
98	(void)putchar('\n');
99}
100
101void
102arguments(KINFO *k, VARENT *ve)
103{
104	VAR *v;
105	int left;
106	char *cp, *vis_args;
107
108	v = ve->var;
109
110	if ((vis_args = malloc(strlen(k->ki_args) * 4 + 1)) == NULL)
111		errx(1, "malloc failed");
112	strvis(vis_args, k->ki_args, VIS_TAB | VIS_NL | VIS_NOSLASH);
113
114	if (ve->next == NULL) {
115		/* last field */
116		if (termwidth == UNLIMITED) {
117			(void)printf("%s", vis_args);
118		} else {
119			left = termwidth - (totwidth - v->width);
120			if (left < 1) /* already wrapped, just use std width */
121				left = v->width;
122			for (cp = vis_args; --left >= 0 && *cp != '\0';)
123				(void)putchar(*cp++);
124		}
125	} else {
126		(void)printf("%-*.*s", v->width, v->width, vis_args);
127	}
128	free(vis_args);
129}
130
131void
132command(KINFO *k, VARENT *ve)
133{
134	VAR *v;
135	int left;
136	char *cp, *vis_env, *vis_args;
137
138	v = ve->var;
139
140	if (cflag) {
141		if (ve->next == NULL)	/* last field, don't pad */
142			(void)printf("%s", k->ki_p->ki_comm);
143		else
144			(void)printf("%-*s", v->width, k->ki_p->ki_comm);
145		return;
146	}
147
148	if ((vis_args = malloc(strlen(k->ki_args) * 4 + 1)) == NULL)
149		errx(1, "malloc failed");
150	strvis(vis_args, k->ki_args, VIS_TAB | VIS_NL | VIS_NOSLASH);
151	if (k->ki_env) {
152		if ((vis_env = malloc(strlen(k->ki_env) * 4 + 1)) == NULL)
153			errx(1, "malloc failed");
154		strvis(vis_env, k->ki_env, VIS_TAB | VIS_NL | VIS_NOSLASH);
155	} else
156		vis_env = NULL;
157
158	if (ve->next == NULL) {
159		/* last field */
160		if (termwidth == UNLIMITED) {
161			if (vis_env)
162				(void)printf("%s ", vis_env);
163			(void)printf("%s", vis_args);
164		} else {
165			left = termwidth - (totwidth - v->width);
166			if (left < 1) /* already wrapped, just use std width */
167				left = v->width;
168			if ((cp = vis_env) != NULL) {
169				while (--left >= 0 && *cp)
170					(void)putchar(*cp++);
171				if (--left >= 0)
172					putchar(' ');
173			}
174			for (cp = vis_args; --left >= 0 && *cp != '\0';)
175				(void)putchar(*cp++);
176		}
177	} else
178		/* XXX env? */
179		(void)printf("%-*.*s", v->width, v->width, vis_args);
180	free(vis_args);
181	if (vis_env != NULL)
182		free(vis_env);
183}
184
185void
186ucomm(KINFO *k, VARENT *ve)
187{
188	VAR *v;
189
190	v = ve->var;
191	(void)printf("%-*s", v->width, k->ki_p->ki_comm);
192}
193
194void
195logname(KINFO *k, VARENT *ve)
196{
197	VAR *v;
198	char *s;
199
200	v = ve->var;
201	(void)printf("%-*s", v->width, (s = k->ki_p->ki_login, *s) ? s : "-");
202}
203
204void
205state(KINFO *k, VARENT *ve)
206{
207	int flag, sflag, tdflags;
208	char *cp;
209	VAR *v;
210	char buf[16];
211
212	v = ve->var;
213	flag = k->ki_p->ki_flag;
214	sflag = k->ki_p->ki_sflag;
215	tdflags = k->ki_p->ki_tdflags;	/* XXXKSE */
216	cp = buf;
217
218	switch (k->ki_p->ki_stat) {
219
220	case SSTOP:
221		*cp = 'T';
222		break;
223
224	case SSLEEP:
225		if (tdflags & TDF_SINTR)	/* interruptable (long) */
226			*cp = k->ki_p->ki_slptime >= MAXSLP ? 'I' : 'S';
227		else
228			*cp = 'D';
229		break;
230
231	case SRUN:
232	case SIDL:
233		*cp = 'R';
234		break;
235
236	case SWAIT:
237		*cp = 'W';
238		break;
239
240	case SLOCK:
241		*cp = 'L';
242		break;
243
244	case SZOMB:
245		*cp = 'Z';
246		break;
247
248	default:
249		*cp = '?';
250	}
251	cp++;
252	if (!(sflag & PS_INMEM))
253		*cp++ = 'W';
254	if (k->ki_p->ki_nice < NZERO)
255		*cp++ = '<';
256	else if (k->ki_p->ki_nice > NZERO)
257		*cp++ = 'N';
258	if (flag & P_TRACED)
259		*cp++ = 'X';
260	if (flag & P_WEXIT && k->ki_p->ki_stat != SZOMB)
261		*cp++ = 'E';
262	if (flag & P_PPWAIT)
263		*cp++ = 'V';
264	if ((flag & P_SYSTEM) || k->ki_p->ki_lock > 0)
265		*cp++ = 'L';
266	if (k->ki_p->ki_kiflag & KI_SLEADER)
267		*cp++ = 's';
268	if ((flag & P_CONTROLT) && k->ki_p->ki_pgid == k->ki_p->ki_tpgid)
269		*cp++ = '+';
270	if (flag & P_JAILED)
271		*cp++ = 'J';
272	*cp = '\0';
273	(void)printf("%-*s", v->width, buf);
274}
275
276void
277pri(KINFO *k, VARENT *ve)
278{
279	VAR *v;
280
281	v = ve->var;
282	(void)printf("%*d", v->width, k->ki_p->ki_pri.pri_level - PZERO);
283}
284
285void
286uname(KINFO *k, VARENT *ve)
287{
288	VAR *v;
289
290	v = ve->var;
291	(void)printf("%-*s", v->width, user_from_uid(k->ki_p->ki_uid, 0));
292}
293
294int
295s_uname(KINFO *k)
296{
297	    return (strlen(user_from_uid(k->ki_p->ki_uid, 0)));
298}
299
300void
301rgroupname(KINFO *k, VARENT *ve)
302{
303	VAR *v;
304
305	v = ve->var;
306	(void)printf("%-*s", v->width, group_from_gid(k->ki_p->ki_rgid, 0));
307}
308
309int
310s_rgroupname(KINFO *k)
311{
312	return (strlen(group_from_gid(k->ki_p->ki_rgid, 0)));
313}
314
315void
316runame(KINFO *k, VARENT *ve)
317{
318	VAR *v;
319
320	v = ve->var;
321	(void)printf("%-*s", v->width, user_from_uid(k->ki_p->ki_ruid, 0));
322}
323
324int
325s_runame(KINFO *k)
326{
327	    return (strlen(user_from_uid(k->ki_p->ki_ruid, 0)));
328}
329
330
331void
332tdev(KINFO *k, VARENT *ve)
333{
334	VAR *v;
335	dev_t dev;
336	char buff[16];
337
338	v = ve->var;
339	dev = k->ki_p->ki_tdev;
340	if (dev == NODEV)
341		(void)printf("%*s", v->width, "??");
342	else {
343		(void)snprintf(buff, sizeof(buff),
344		    "%d/%d", major(dev), minor(dev));
345		(void)printf("%*s", v->width, buff);
346	}
347}
348
349void
350tname(KINFO *k, VARENT *ve)
351{
352	VAR *v;
353	dev_t dev;
354	char *ttname;
355
356	v = ve->var;
357	dev = k->ki_p->ki_tdev;
358	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL)
359		(void)printf("%*s ", v->width-1, "??");
360	else {
361		if (strncmp(ttname, "tty", 3) == 0 ||
362		    strncmp(ttname, "cua", 3) == 0)
363			ttname += 3;
364		(void)printf("%*.*s%c", v->width-1, v->width-1, ttname,
365			k->ki_p->ki_kiflag & KI_CTTY ? ' ' : '-');
366	}
367}
368
369void
370longtname(KINFO *k, VARENT *ve)
371{
372	VAR *v;
373	dev_t dev;
374	char *ttname;
375
376	v = ve->var;
377	dev = k->ki_p->ki_tdev;
378	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL)
379		(void)printf("%-*s", v->width, "??");
380	else
381		(void)printf("%-*s", v->width, ttname);
382}
383
384void
385started(KINFO *k, VARENT *ve)
386{
387	VAR *v;
388	time_t then;
389	struct tm *tp;
390	char buf[100];
391	static int  use_ampm = -1;
392
393	v = ve->var;
394	if (!k->ki_valid) {
395		(void)printf("%-*s", v->width, "-");
396		return;
397	}
398
399	if (use_ampm < 0)
400		use_ampm = (*nl_langinfo(T_FMT_AMPM) != '\0');
401
402	then = k->ki_p->ki_start.tv_sec;
403	tp = localtime(&then);
404	if (now - k->ki_p->ki_start.tv_sec < 24 * 3600) {
405		(void)strftime(buf, sizeof(buf) - 1,
406		use_ampm ? "%l:%M%p" : "%k:%M  ", tp);
407	} else if (now - k->ki_p->ki_start.tv_sec < 7 * 86400) {
408		(void)strftime(buf, sizeof(buf) - 1,
409		use_ampm ? "%a%I%p" : "%a%H  ", tp);
410	} else
411		(void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp);
412	(void)printf("%-*s", v->width, buf);
413}
414
415void
416lstarted(KINFO *k, VARENT *ve)
417{
418	VAR *v;
419	time_t then;
420	char buf[100];
421
422	v = ve->var;
423	if (!k->ki_valid) {
424		(void)printf("%-*s", v->width, "-");
425		return;
426	}
427	then = k->ki_p->ki_start.tv_sec;
428	(void)strftime(buf, sizeof(buf) -1, "%c", localtime(&then));
429	(void)printf("%-*s", v->width, buf);
430}
431
432void
433lockname(KINFO *k, VARENT *ve)
434{
435	VAR *v;
436
437	v = ve->var;
438	if (k->ki_p->ki_kiflag & KI_LOCKBLOCK) {
439		if (k->ki_p->ki_lockname[0] != 0)
440			(void)printf("%-*.*s", v->width, v->width,
441				      k->ki_p->ki_lockname);
442		else
443			(void)printf("%-*s", v->width, "???");
444	} else
445		(void)printf("%-*s", v->width, "-");
446}
447
448void
449wchan(KINFO *k, VARENT *ve)
450{
451	VAR *v;
452
453	v = ve->var;
454	if (k->ki_p->ki_wchan) {
455		if (k->ki_p->ki_wmesg[0] != 0)
456			(void)printf("%-*.*s", v->width, v->width,
457				      k->ki_p->ki_wmesg);
458		else
459			(void)printf("%-*lx", v->width,
460			    (long)k->ki_p->ki_wchan);
461	} else {
462		(void)printf("%-*s", v->width, "-");
463	}
464}
465
466void
467mwchan(KINFO *k, VARENT *ve)
468{
469	VAR *v;
470
471	v = ve->var;
472	if (k->ki_p->ki_wchan) {
473		if (k->ki_p->ki_wmesg[0] != 0)
474			(void)printf("%-*.*s", v->width, v->width,
475				      k->ki_p->ki_wmesg);
476		else
477			(void)printf("%-*lx", v->width,
478			    (long)k->ki_p->ki_wchan);
479	} else if (k->ki_p->ki_kiflag & KI_LOCKBLOCK) {
480		if (k->ki_p->ki_lockname[0]) {
481			(void)printf("%-*.*s", v->width, v->width,
482			    k->ki_p->ki_lockname);
483		} else {
484			(void)printf("%-*s", v->width, "???");
485		}
486	} else {
487		(void)printf("%-*s", v->width, "-");
488	}
489}
490
491void
492vsize(KINFO *k, VARENT *ve)
493{
494	VAR *v;
495
496	v = ve->var;
497	(void)printf("%*lu", v->width, (u_long)(k->ki_p->ki_size / 1024));
498}
499
500void
501cputime(KINFO *k, VARENT *ve)
502{
503	VAR *v;
504	long secs;
505	long psecs;	/* "parts" of a second. first micro, then centi */
506	char obuff[128];
507	static char decimal_point = 0;
508
509	if (!decimal_point)
510		decimal_point = localeconv()->decimal_point[0];
511	v = ve->var;
512	if (k->ki_p->ki_stat == SZOMB || !k->ki_valid) {
513		secs = 0;
514		psecs = 0;
515	} else {
516		/*
517		 * This counts time spent handling interrupts.  We could
518		 * fix this, but it is not 100% trivial (and interrupt
519		 * time fractions only work on the sparc anyway).	XXX
520		 */
521		secs = k->ki_p->ki_runtime / 1000000;
522		psecs = k->ki_p->ki_runtime % 1000000;
523		if (sumrusage) {
524			secs += k->ki_p->ki_childtime.tv_sec;
525			psecs += k->ki_p->ki_childtime.tv_usec;
526		}
527		/*
528		 * round and scale to 100's
529		 */
530		psecs = (psecs + 5000) / 10000;
531		secs += psecs / 100;
532		psecs = psecs % 100;
533	}
534	(void)snprintf(obuff, sizeof(obuff),
535	    "%3ld:%02ld%c%02ld", secs/60, secs%60, decimal_point, psecs);
536	(void)printf("%*s", v->width, obuff);
537}
538
539void
540elapsed(KINFO *k, VARENT *ve)
541{
542	VAR *v;
543	time_t days, hours, mins, secs;
544	char obuff[128];
545
546	v = ve->var;
547
548	secs = now - k->ki_p->ki_start.tv_sec;
549	days = secs/(24*60*60);
550	secs %= (24*60*60);
551	hours = secs/(60*60);
552	secs %= (60*60);
553	mins = secs/60;
554	secs %= 60;
555	if (days != 0) {
556		(void)snprintf(obuff, sizeof(obuff), "%3ld-%02ld:%02ld:%02ld",
557			(long)days, (long)hours, (long)mins, (long)secs);
558	}
559	else if (hours != 0) {
560		(void)snprintf(obuff, sizeof(obuff), "%02ld:%02ld:%02ld",
561			            (long)hours, (long)mins, (long)secs);
562	}
563	else {
564		(void)snprintf(obuff, sizeof(obuff), "%02ld:%02ld",
565			                         (long)mins, (long)secs);
566	}
567	(void)printf("%*s", v->width, obuff);
568}
569
570double
571getpcpu(const KINFO *k)
572{
573	static int failure;
574
575	if (!nlistread)
576		failure = donlist();
577	if (failure)
578		return (0.0);
579
580#define	fxtofl(fixpt)	((double)(fixpt) / fscale)
581
582	/* XXX - I don't like this */
583	if (k->ki_p->ki_swtime == 0 || (k->ki_p->ki_sflag & PS_INMEM) == 0)
584		return (0.0);
585	if (rawcpu)
586		return (100.0 * fxtofl(k->ki_p->ki_pctcpu));
587	return (100.0 * fxtofl(k->ki_p->ki_pctcpu) /
588		(1.0 - exp(k->ki_p->ki_swtime * log(fxtofl(ccpu)))));
589}
590
591void
592pcpu(KINFO *k, VARENT *ve)
593{
594	VAR *v;
595
596	v = ve->var;
597	(void)printf("%*.1f", v->width, getpcpu(k));
598}
599
600static double
601getpmem(KINFO *k)
602{
603	static int failure;
604	double fracmem;
605
606	if (!nlistread)
607		failure = donlist();
608	if (failure)
609		return (0.0);
610
611	if ((k->ki_p->ki_sflag & PS_INMEM) == 0)
612		return (0.0);
613	/* XXX want pmap ptpages, segtab, etc. (per architecture) */
614	/* XXX don't have info about shared */
615	fracmem = ((float)k->ki_p->ki_rssize)/mempages;
616	return (100.0 * fracmem);
617}
618
619void
620pmem(KINFO *k, VARENT *ve)
621{
622	VAR *v;
623
624	v = ve->var;
625	(void)printf("%*.1f", v->width, getpmem(k));
626}
627
628void
629pagein(KINFO *k, VARENT *ve)
630{
631	VAR *v;
632
633	v = ve->var;
634	(void)printf("%*ld", v->width,
635	    k->ki_valid ? k->ki_p->ki_rusage.ru_majflt : 0);
636}
637
638/* ARGSUSED */
639void
640maxrss(KINFO *k __unused, VARENT *ve)
641{
642	VAR *v;
643
644	v = ve->var;
645	/* XXX not yet */
646	(void)printf("%*s", v->width, "-");
647}
648
649void
650priorityr(KINFO *k, VARENT *ve)
651{
652	VAR *v;
653	struct priority *lpri;
654	char str[8];
655	unsigned class, level;
656
657	v = ve->var;
658	lpri = (struct priority *) ((char *)k + v->off);
659	class = lpri->pri_class;
660	level = lpri->pri_level;
661	switch (class) {
662	case PRI_REALTIME:
663		snprintf(str, sizeof(str), "real:%u", level);
664		break;
665	case PRI_TIMESHARE:
666		strncpy(str, "normal", sizeof(str));
667		break;
668	case PRI_IDLE:
669		snprintf(str, sizeof(str), "idle:%u", level);
670		break;
671	default:
672		snprintf(str, sizeof(str), "%u:%u", class, level);
673		break;
674	}
675	str[sizeof(str) - 1] = '\0';
676	(void)printf("%*s", v->width, str);
677}
678
679/*
680 * Generic output routines.  Print fields from various prototype
681 * structures.
682 */
683static void
684printval(void *bp, VAR *v)
685{
686	static char ofmt[32] = "%";
687	const char *fcp;
688	char *cp;
689
690	cp = ofmt + 1;
691	fcp = v->fmt;
692	if (v->flag & LJUST)
693		*cp++ = '-';
694	*cp++ = '*';
695	while ((*cp++ = *fcp++));
696
697#define	CHKINF127(n)	(((n) > 127) && (v->flag & INF127) ? 127 : (n))
698
699	switch (v->type) {
700	case CHAR:
701		(void)printf(ofmt, v->width, *(char *)bp);
702		break;
703	case UCHAR:
704		(void)printf(ofmt, v->width, *(u_char *)bp);
705		break;
706	case SHORT:
707		(void)printf(ofmt, v->width, *(short *)bp);
708		break;
709	case USHORT:
710		(void)printf(ofmt, v->width, *(u_short *)bp);
711		break;
712	case INT:
713		(void)printf(ofmt, v->width, *(int *)bp);
714		break;
715	case UINT:
716		(void)printf(ofmt, v->width, CHKINF127(*(u_int *)bp));
717		break;
718	case LONG:
719		(void)printf(ofmt, v->width, *(long *)bp);
720		break;
721	case ULONG:
722		(void)printf(ofmt, v->width, *(u_long *)bp);
723		break;
724	case KPTR:
725		(void)printf(ofmt, v->width, *(u_long *)bp);
726		break;
727	case PGTOK:
728		(void)printf(ofmt, v->width, ps_pgtok(*(u_long *)bp));
729		break;
730	default:
731		errx(1, "unknown type %d", v->type);
732	}
733}
734
735void
736kvar(KINFO *k, VARENT *ve)
737{
738	VAR *v;
739
740	v = ve->var;
741	printval((char *)((char *)k->ki_p + v->off), v);
742}
743
744void
745rvar(KINFO *k, VARENT *ve)
746{
747	VAR *v;
748
749	v = ve->var;
750	if (k->ki_valid)
751		printval((char *)((char *)(&k->ki_p->ki_rusage) + v->off), v);
752	else
753		(void)printf("%*s", v->width, "-");
754}
755
756void
757label(KINFO *k, VARENT *ve)
758{
759	char *string;
760	mac_t proclabel;
761	int error;
762	VAR *v;
763
764	v = ve->var;
765	string = NULL;
766
767	if (mac_prepare_process_label(&proclabel) == -1) {
768		perror("mac_prepare_process_label");
769		goto out;
770	}
771
772	error = mac_get_pid(k->ki_p->ki_pid, proclabel);
773	if (error == 0) {
774		if (mac_to_text(proclabel, &string) == -1)
775			string = NULL;
776	}
777	mac_free(proclabel);
778
779out:
780	if (string != NULL) {
781		(void)printf("%-*s", v->width, string);
782		free(string);
783	} else
784		(void)printf("%-*s", v->width, "");
785	return;
786}
787
788int
789s_label(KINFO *k)
790{
791	char *string = NULL;
792	mac_t proclabel;
793	int error, size = 0;
794
795	if (mac_prepare_process_label(&proclabel) == -1) {
796		perror("mac_prepare_process_label");
797		return (0);
798	}
799	error = mac_get_pid(k->ki_p->ki_pid, proclabel);
800	if (error == 0 && mac_to_text(proclabel, &string) == 0) {
801		size = strlen(string);
802		free(string);
803	}
804	mac_free(proclabel);
805	return (size);
806}
807