xref: /freebsd/bin/ps/print.c (revision 952d112864d8008aa87278a30a539d888a8493cd) 
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  *	$Id$
34  */
35 
36 #ifndef lint
37 static char const sccsid[] = "@(#)print.c	8.6 (Berkeley) 4/16/94";
38 #endif /* not lint */
39 
40 #include <sys/param.h>
41 #include <sys/time.h>
42 #include <sys/resource.h>
43 #include <sys/proc.h>
44 #include <sys/stat.h>
45 
46 #ifdef P_PPWAIT
47 #define NEWVM
48 #endif
49 
50 #ifdef NEWVM
51 #include <sys/ucred.h>
52 #include <sys/user.h>
53 #include <sys/sysctl.h>
54 #include <vm/vm.h>
55 #else
56 #include <machine/pte.h>
57 #include <sys/vmparam.h>
58 #include <sys/vm.h>
59 #endif
60 
61 #include <err.h>
62 #include <math.h>
63 #include <nlist.h>
64 #include <stddef.h>
65 #include <stdio.h>
66 #include <stdlib.h>
67 #include <unistd.h>
68 #include <string.h>
69 #include <vis.h>
70 
71 #include "ps.h"
72 
73 void
74 printheader()
75 {
76 	VAR *v;
77 	struct varent *vent;
78 
79 	for (vent = vhead; vent; vent = vent->next) {
80 		v = vent->var;
81 		if (v->flag & LJUST) {
82 			if (vent->next == NULL)	/* last one */
83 				(void)printf("%s", v->header);
84 			else
85 				(void)printf("%-*s", v->width, v->header);
86 		} else
87 			(void)printf("%*s", v->width, v->header);
88 		if (vent->next != NULL)
89 			(void)putchar(' ');
90 	}
91 	(void)putchar('\n');
92 }
93 
94 void
95 command(k, ve)
96 	KINFO *k;
97 	VARENT *ve;
98 {
99 	VAR *v;
100 	int left;
101 	char *cp, *vis_env, *vis_args;
102 
103 	v = ve->var;
104 
105 	if (cflag) {
106 		(void)printf("%-*s", v->width, KI_PROC(k)->p_comm);
107 		return;
108 	}
109 
110 	if ((vis_args = malloc(strlen(k->ki_args) * 4 + 1)) == NULL)
111 		err(1, NULL);
112 	strvis(vis_args, k->ki_args, VIS_TAB | VIS_NL | VIS_NOSLASH);
113 	if (k->ki_env) {
114 		if ((vis_env = malloc(strlen(k->ki_env) * 4 + 1)) == NULL)
115 			err(1, NULL);
116 		strvis(vis_env, k->ki_env, VIS_TAB | VIS_NL | VIS_NOSLASH);
117 	} else
118 		vis_env = NULL;
119 
120 	if (ve->next == NULL) {
121 		/* last field */
122 		if (termwidth == UNLIMITED) {
123 			if (vis_env)
124 				(void)printf("%s ", vis_env);
125 			(void)printf("%s", vis_args);
126 		} else {
127 			left = termwidth - (totwidth - v->width);
128 			if (left < 1) /* already wrapped, just use std width */
129 				left = v->width;
130 			if ((cp = vis_env) != NULL) {
131 				while (--left >= 0 && *cp)
132 					(void)putchar(*cp++);
133 				if (--left >= 0)
134 					putchar(' ');
135 			}
136 			for (cp = vis_args; --left >= 0 && *cp != '\0';)
137 				(void)putchar(*cp++);
138 		}
139 	} else
140 		/* XXX env? */
141 		(void)printf("%-*.*s", v->width, v->width, vis_args);
142 	free(vis_args);
143 	if (vis_env != NULL)
144 		free(vis_env);
145 }
146 
147 void
148 ucomm(k, ve)
149 	KINFO *k;
150 	VARENT *ve;
151 {
152 	VAR *v;
153 
154 	v = ve->var;
155 	(void)printf("%-*s", v->width, KI_PROC(k)->p_comm);
156 }
157 
158 void
159 logname(k, ve)
160 	KINFO *k;
161 	VARENT *ve;
162 {
163 	VAR *v;
164 
165 	v = ve->var;
166 #ifndef NEWVM
167 	(void)printf("%-*s", v->width, KI_PROC(k)->p_logname);
168 #else
169 	(void)printf("%-*s", v->width, KI_EPROC(k)->e_login);
170 #endif
171 }
172 
173 void
174 state(k, ve)
175 	KINFO *k;
176 	VARENT *ve;
177 {
178 	struct proc *p;
179 	int flag;
180 	char *cp;
181 	VAR *v;
182 	char buf[16];
183 
184 	v = ve->var;
185 	p = KI_PROC(k);
186 	flag = p->p_flag;
187 	cp = buf;
188 
189 	switch (p->p_stat) {
190 
191 	case SSTOP:
192 		*cp = 'T';
193 		break;
194 
195 	case SSLEEP:
196 		if (flag & P_SINTR)	/* interuptable (long) */
197 			*cp = p->p_slptime >= MAXSLP ? 'I' : 'S';
198 		else
199 			*cp = 'D';
200 		break;
201 
202 	case SRUN:
203 	case SIDL:
204 		*cp = 'R';
205 		break;
206 
207 	case SZOMB:
208 		*cp = 'Z';
209 		break;
210 
211 	default:
212 		*cp = '?';
213 	}
214 	cp++;
215 	if (flag & P_INMEM) {
216 #ifndef NEWVM
217 		if (p->p_rssize > p->p_maxrss)
218 			*cp++ = '>';
219 #endif
220 	} else
221 		*cp++ = 'W';
222 	if (p->p_nice < NZERO)
223 		*cp++ = '<';
224 	else if (p->p_nice > NZERO)
225 		*cp++ = 'N';
226 #ifndef NEWVM
227 	if (flag & SUANOM)
228 		*cp++ = 'A';
229 	else if (flag & SSEQL)
230 		*cp++ = 'S';
231 #endif
232 	if (flag & P_TRACED)
233 		*cp++ = 'X';
234 	if (flag & P_WEXIT && p->p_stat != SZOMB)
235 		*cp++ = 'E';
236 #ifdef NEWVM
237 	if (flag & P_PPWAIT)
238 #else
239 	if (flag & SVFORK)
240 #endif
241 		*cp++ = 'V';
242 #ifdef NEWVM
243 	if (flag & (P_SYSTEM | P_NOSWAP | P_PHYSIO))
244 #else
245 	if (flag & (SSYS|SLOCK|SULOCK|SKEEP|SPHYSIO))
246 #endif
247 		*cp++ = 'L';
248 	if (KI_EPROC(k)->e_flag & EPROC_SLEADER)
249 		*cp++ = 's';
250 	if ((flag & P_CONTROLT) && KI_EPROC(k)->e_pgid == KI_EPROC(k)->e_tpgid)
251 		*cp++ = '+';
252 	*cp = '\0';
253 	(void)printf("%-*s", v->width, buf);
254 }
255 
256 void
257 pri(k, ve)
258 	KINFO *k;
259 	VARENT *ve;
260 {
261 	VAR *v;
262 
263 	v = ve->var;
264 	(void)printf("%*d", v->width, KI_PROC(k)->p_priority - PZERO);
265 }
266 
267 void
268 uname(k, ve)
269 	KINFO *k;
270 	VARENT *ve;
271 {
272 	VAR *v;
273 
274 	v = ve->var;
275 #ifndef NEWVM
276 	(void)printf("%-*s",
277 	    (int)v->width, user_from_uid(KI_PROC(k)->p_uid, 0));
278 #else
279 	(void)printf("%-*s",
280 	    (int)v->width, user_from_uid(KI_EPROC(k)->e_ucred.cr_uid, 0));
281 #endif
282 }
283 
284 void
285 runame(k, ve)
286 	KINFO *k;
287 	VARENT *ve;
288 {
289 	VAR *v;
290 
291 	v = ve->var;
292 #ifndef NEWVM
293 	(void)printf("%-*s",
294 	    (int)v->width, user_from_uid(KI_PROC(k)->p_ruid, 0));
295 #else
296 	(void)printf("%-*s",
297 	    (int)v->width, user_from_uid(KI_EPROC(k)->e_pcred.p_ruid, 0));
298 #endif
299 }
300 
301 void
302 tdev(k, ve)
303 	KINFO *k;
304 	VARENT *ve;
305 {
306 	VAR *v;
307 	dev_t dev;
308 	char buff[16];
309 
310 	v = ve->var;
311 	dev = KI_EPROC(k)->e_tdev;
312 	if (dev == NODEV)
313 		(void)printf("%*s", v->width, "??");
314 	else {
315 		(void)snprintf(buff, sizeof(buff),
316 		    "%d/%d", major(dev), minor(dev));
317 		(void)printf("%*s", v->width, buff);
318 	}
319 }
320 
321 void
322 tname(k, ve)
323 	KINFO *k;
324 	VARENT *ve;
325 {
326 	VAR *v;
327 	dev_t dev;
328 	char *ttname;
329 
330 	v = ve->var;
331 	dev = KI_EPROC(k)->e_tdev;
332 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL)
333 		(void)printf("%*s ", v->width-1, "??");
334 	else {
335 		if (strncmp(ttname, "tty", 3) == 0 ||
336 		    strncmp(ttname, "cua", 3) == 0)
337 			ttname += 3;
338 		(void)printf("%*.*s%c", v->width-1, v->width-1, ttname,
339 			KI_EPROC(k)->e_flag & EPROC_CTTY ? ' ' : '-');
340 	}
341 }
342 
343 void
344 longtname(k, ve)
345 	KINFO *k;
346 	VARENT *ve;
347 {
348 	VAR *v;
349 	dev_t dev;
350 	char *ttname;
351 
352 	v = ve->var;
353 	dev = KI_EPROC(k)->e_tdev;
354 	if (dev == NODEV || (ttname = devname(dev, S_IFCHR)) == NULL)
355 		(void)printf("%-*s", v->width, "??");
356 	else
357 		(void)printf("%-*s", v->width, ttname);
358 }
359 
360 void
361 started(k, ve)
362 	KINFO *k;
363 	VARENT *ve;
364 {
365 	VAR *v;
366 	static time_t now;
367 	struct tm *tp;
368 	char buf[100];
369 
370 	v = ve->var;
371 	if (!k->ki_u.u_valid) {
372 		(void)printf("%-*s", v->width, "-");
373 		return;
374 	}
375 
376 	tp = localtime(&k->ki_u.u_start.tv_sec);
377 	if (!now)
378 		(void)time(&now);
379 	if (now - k->ki_u.u_start.tv_sec < 24 * 3600) {
380 		/* I *hate* SCCS... */
381 		static char fmt[] = __CONCAT("%l:%", "M%p");
382 		(void)strftime(buf, sizeof(buf) - 1, fmt, tp);
383 	} else if (now - k->ki_u.u_start.tv_sec < 7 * 86400) {
384 		/* I *hate* SCCS... */
385 		static char fmt[] = __CONCAT("%a%", "I%p");
386 		(void)strftime(buf, sizeof(buf) - 1, fmt, tp);
387 	} else
388 		(void)strftime(buf, sizeof(buf) - 1, "%e%b%y", tp);
389 	(void)printf("%-*s", v->width, buf);
390 }
391 
392 void
393 lstarted(k, ve)
394 	KINFO *k;
395 	VARENT *ve;
396 {
397 	VAR *v;
398 	char buf[100];
399 
400 	v = ve->var;
401 	if (!k->ki_u.u_valid) {
402 		(void)printf("%-*s", v->width, "-");
403 		return;
404 	}
405 	(void)strftime(buf, sizeof(buf) -1, "%C",
406 	    localtime(&k->ki_u.u_start.tv_sec));
407 	(void)printf("%-*s", v->width, buf);
408 }
409 
410 void
411 wchan(k, ve)
412 	KINFO *k;
413 	VARENT *ve;
414 {
415 	VAR *v;
416 
417 	v = ve->var;
418 	if (KI_PROC(k)->p_wchan) {
419 		if (KI_PROC(k)->p_wmesg)
420 			(void)printf("%-*.*s", v->width, v->width,
421 				      KI_EPROC(k)->e_wmesg);
422 		else
423 			(void)printf("%-*x", v->width,
424 			    (int)KI_PROC(k)->p_wchan &~ KERNBASE);
425 	} else
426 		(void)printf("%-*s", v->width, "-");
427 }
428 
429 #define pgtok(a)        (((a)*getpagesize())/1024)
430 
431 void
432 vsize(k, ve)
433 	KINFO *k;
434 	VARENT *ve;
435 {
436 	VAR *v;
437 
438 	v = ve->var;
439 	(void)printf("%*d", v->width,
440 #ifndef NEWVM
441 	    pgtok(KI_PROC(k)->p_dsize +
442 	        KI_PROC(k)->p_ssize + KI_EPROC(k)->e_xsize));
443 #else
444 	    pgtok(KI_EPROC(k)->e_vm.vm_dsize + KI_EPROC(k)->e_vm.vm_ssize +
445 		KI_EPROC(k)->e_vm.vm_tsize));
446 #endif
447 }
448 
449 void
450 rssize(k, ve)
451 	KINFO *k;
452 	VARENT *ve;
453 {
454 	VAR *v;
455 
456 	v = ve->var;
457 #ifndef NEWVM
458 	(void)printf("%*d", v->width,
459 	    pgtok(KI_PROC(k)->p_rssize + (KI_EPROC(k)->e_xccount ?
460 	    (KI_EPROC(k)->e_xrssize / KI_EPROC(k)->e_xccount) : 0)));
461 #else
462 	/* XXX don't have info about shared */
463 	(void)printf("%*d", v->width, pgtok(KI_EPROC(k)->e_vm.vm_rssize));
464 #endif
465 }
466 
467 void
468 p_rssize(k, ve)		/* doesn't account for text */
469 	KINFO *k;
470 	VARENT *ve;
471 {
472 	VAR *v;
473 
474 	v = ve->var;
475 #ifndef NEWVM
476 	(void)printf("%*d", v->width, pgtok(KI_PROC(k)->p_rssize));
477 #else
478 	(void)printf("%*ld", v->width, (long)pgtok(KI_EPROC(k)->e_vm.vm_rssize));
479 #endif
480 }
481 
482 void
483 cputime(k, ve)
484 	KINFO *k;
485 	VARENT *ve;
486 {
487 	VAR *v;
488 	long secs;
489 	long psecs;	/* "parts" of a second. first micro, then centi */
490 	char obuff[128];
491 
492 	v = ve->var;
493 	if (KI_PROC(k)->p_stat == SZOMB || !k->ki_u.u_valid) {
494 		secs = 0;
495 		psecs = 0;
496 	} else {
497 		/*
498 		 * This counts time spent handling interrupts.  We could
499 		 * fix this, but it is not 100% trivial (and interrupt
500 		 * time fractions only work on the sparc anyway).	XXX
501 		 */
502 		secs = KI_PROC(k)->p_rtime.tv_sec;
503 		psecs = KI_PROC(k)->p_rtime.tv_usec;
504 		if (sumrusage) {
505 			secs += k->ki_u.u_cru.ru_utime.tv_sec +
506 				k->ki_u.u_cru.ru_stime.tv_sec;
507 			psecs += k->ki_u.u_cru.ru_utime.tv_usec +
508 				k->ki_u.u_cru.ru_stime.tv_usec;
509 		}
510 		/*
511 		 * round and scale to 100's
512 		 */
513 		psecs = (psecs + 5000) / 10000;
514 		secs += psecs / 100;
515 		psecs = psecs % 100;
516 	}
517 	(void)snprintf(obuff, sizeof(obuff),
518 	    "%3ld:%02ld.%02ld", secs/60, secs%60, psecs);
519 	(void)printf("%*s", v->width, obuff);
520 }
521 
522 double
523 getpcpu(k)
524 	KINFO *k;
525 {
526 	struct proc *p;
527 	static int failure;
528 
529 	if (!nlistread)
530 		failure = donlist();
531 	if (failure)
532 		return (0.0);
533 
534 	p = KI_PROC(k);
535 #define	fxtofl(fixpt)	((double)(fixpt) / fscale)
536 
537 	/* XXX - I don't like this */
538 	if (p->p_swtime == 0 || (p->p_flag & P_INMEM) == 0)
539 		return (0.0);
540 	if (rawcpu)
541 		return (10000.0 / sysconf(_SC_CLK_TCK) * fxtofl(p->p_pctcpu));
542 	return (10000.0 / sysconf(_SC_CLK_TCK) * fxtofl(p->p_pctcpu) /
543 		(1.0 - exp(p->p_swtime * log(fxtofl(ccpu)))));
544 }
545 
546 void
547 pcpu(k, ve)
548 	KINFO *k;
549 	VARENT *ve;
550 {
551 	VAR *v;
552 
553 	v = ve->var;
554 	(void)printf("%*.1f", v->width, getpcpu(k));
555 }
556 
557 double
558 getpmem(k)
559 	KINFO *k;
560 {
561 	static int failure;
562 	struct proc *p;
563 	struct eproc *e;
564 	double fracmem;
565 	int szptudot;
566 
567 	if (!nlistread)
568 		failure = donlist();
569 	if (failure)
570 		return (0.0);
571 
572 	p = KI_PROC(k);
573 	e = KI_EPROC(k);
574 	if ((p->p_flag & P_INMEM) == 0)
575 		return (0.0);
576 #ifndef NEWVM
577 	szptudot = UPAGES + clrnd(ctopt(p->p_dsize + p->p_ssize + e->e_xsize));
578 	fracmem = ((float)p->p_rssize + szptudot)/CLSIZE/mempages;
579 	if (p->p_textp && e->e_xccount)
580 		fracmem += ((float)e->e_xrssize)/CLSIZE/e->e_xccount/mempages;
581 #else
582 	/* XXX want pmap ptpages, segtab, etc. (per architecture) */
583 	szptudot = UPAGES;
584 	/* XXX don't have info about shared */
585 	fracmem = ((float)e->e_vm.vm_rssize + szptudot)/mempages;
586 #endif
587 	return (100.0 * fracmem);
588 }
589 
590 void
591 pmem(k, ve)
592 	KINFO *k;
593 	VARENT *ve;
594 {
595 	VAR *v;
596 
597 	v = ve->var;
598 	(void)printf("%*.1f", v->width, getpmem(k));
599 }
600 
601 void
602 pagein(k, ve)
603 	KINFO *k;
604 	VARENT *ve;
605 {
606 	VAR *v;
607 
608 	v = ve->var;
609 	(void)printf("%*ld", v->width,
610 	    k->ki_u.u_valid ? k->ki_u.u_ru.ru_majflt : 0);
611 }
612 
613 void
614 maxrss(k, ve)
615 	KINFO *k;
616 	VARENT *ve;
617 {
618 	VAR *v;
619 
620 	v = ve->var;
621 #ifndef NEWVM	/* not yet */
622 	if (KI_PROC(k)->p_maxrss != (RLIM_INFINITY/PAGE_SIZE))
623 		(void)printf("%*d", v->width, pgtok(KI_PROC(k)->p_maxrss));
624 	else
625 #endif
626 		(void)printf("%*s", v->width, "-");
627 }
628 
629 void
630 tsize(k, ve)
631 	KINFO *k;
632 	VARENT *ve;
633 {
634 	VAR *v;
635 
636 	v = ve->var;
637 #ifndef NEWVM
638 	(void)printf("%*d", v->width, pgtok(KI_EPROC(k)->e_xsize));
639 #else
640 	(void)printf("%*ld", v->width, (long)pgtok(KI_EPROC(k)->e_vm.vm_tsize));
641 #endif
642 }
643 
644 #ifndef NEWVM
645 void
646 trss(k, ve)
647 	KINFO *k;
648 	VARENT *ve;
649 {
650 	VAR *v;
651 
652 	v = ve->var;
653 	(void)printf("%*d", v->width, pgtok(KI_EPROC(k)->e_xrssize));
654 }
655 #endif
656 
657 /*
658  * Generic output routines.  Print fields from various prototype
659  * structures.
660  */
661 static void
662 printval(bp, v)
663 	char *bp;
664 	VAR *v;
665 {
666 	static char ofmt[32] = "%";
667 	char *fcp, *cp;
668 
669 	cp = ofmt + 1;
670 	fcp = v->fmt;
671 	if (v->flag & LJUST)
672 		*cp++ = '-';
673 	*cp++ = '*';
674 	while ((*cp++ = *fcp++));
675 
676 	switch (v->type) {
677 	case CHAR:
678 		(void)printf(ofmt, v->width, *(char *)bp);
679 		break;
680 	case UCHAR:
681 		(void)printf(ofmt, v->width, *(u_char *)bp);
682 		break;
683 	case SHORT:
684 		(void)printf(ofmt, v->width, *(short *)bp);
685 		break;
686 	case USHORT:
687 		(void)printf(ofmt, v->width, *(u_short *)bp);
688 		break;
689 	case LONG:
690 		(void)printf(ofmt, v->width, *(long *)bp);
691 		break;
692 	case ULONG:
693 		(void)printf(ofmt, v->width, *(u_long *)bp);
694 		break;
695 	case KPTR:
696 		(void)printf(ofmt, v->width, *(u_long *)bp &~ KERNBASE);
697 		break;
698 	default:
699 		errx(1, "unknown type %d", v->type);
700 	}
701 }
702 
703 void
704 pvar(k, ve)
705 	KINFO *k;
706 	VARENT *ve;
707 {
708 	VAR *v;
709 
710 	v = ve->var;
711 	printval((char *)((char *)KI_PROC(k) + v->off), v);
712 }
713 
714 void
715 evar(k, ve)
716 	KINFO *k;
717 	VARENT *ve;
718 {
719 	VAR *v;
720 
721 	v = ve->var;
722 	printval((char *)((char *)KI_EPROC(k) + v->off), v);
723 }
724 
725 void
726 uvar(k, ve)
727 	KINFO *k;
728 	VARENT *ve;
729 {
730 	VAR *v;
731 
732 	v = ve->var;
733 	if (k->ki_u.u_valid)
734 		printval((char *)((char *)&k->ki_u + v->off), v);
735 	else
736 		(void)printf("%*s", v->width, "-");
737 }
738 
739 void
740 rvar(k, ve)
741 	KINFO *k;
742 	VARENT *ve;
743 {
744 	VAR *v;
745 
746 	v = ve->var;
747 	if (k->ki_u.u_valid)
748 		printval((char *)((char *)(&k->ki_u.u_ru) + v->off), v);
749 	else
750 		(void)printf("%*s", v->width, "-");
751 }
752