51 |
|
#define MAX_FILE_LENGTH PATH_MAX |
52 |
|
#endif |
53 |
|
#ifdef ALLBSD |
54 |
+ |
#include <errno.h> |
55 |
|
#include <stdlib.h> |
56 |
|
#include <sys/param.h> |
57 |
|
#include <sys/sysctl.h> |
100 |
|
int argslen = 0; |
101 |
|
#else |
102 |
|
long buflen; |
103 |
< |
char *p; |
103 |
> |
char *p, *proctitletmp; |
104 |
|
#endif |
105 |
|
#ifdef NETBSD2 |
106 |
|
int lwps; |
131 |
|
|
132 |
|
#ifdef LINUX |
133 |
|
if ((f=fopen("/proc/uptime", "r")) == NULL) { |
134 |
+ |
sg_set_error(SG_ERROR_OPEN, "/proc/uptime"); |
135 |
|
return NULL; |
136 |
|
} |
137 |
|
if((fscanf(f,"%lu %*d",&uptime)) != 1){ |
138 |
+ |
sg_set_error(SG_ERROR_PARSE, NULL); |
139 |
|
return NULL; |
140 |
|
} |
141 |
|
fclose(f); |
142 |
|
#endif |
143 |
|
|
144 |
|
if((proc_dir=opendir(PROC_LOCATION))==NULL){ |
145 |
+ |
sg_set_error(SG_ERROR_OPENDIR, PROC_LOCATION); |
146 |
|
return NULL; |
147 |
|
} |
148 |
|
|
162 |
|
} |
163 |
|
#ifdef SOLARIS |
164 |
|
fread(&process_info, sizeof(psinfo_t), 1, f); |
165 |
+ |
fclose(f); |
166 |
|
#endif |
167 |
|
|
168 |
|
if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) { |
182 |
|
proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024; |
183 |
|
proc_state_ptr->time_spent = process_info.pr_time.tv_sec; |
184 |
|
proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000; |
185 |
+ |
proc_state_ptr->nice = (int)process_info.pr_lwp.pr_nice - 20; |
186 |
|
if (sg_update_string(&proc_state_ptr->process_name, |
187 |
|
process_info.pr_fname) < 0) { |
188 |
|
return NULL; |
307 |
|
mib[2] = KERN_PROC_ALL; |
308 |
|
|
309 |
|
if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) { |
310 |
+ |
sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_PROC.KERN_PROC_ALL"); |
311 |
|
return NULL; |
312 |
|
} |
313 |
|
|
320 |
|
memset(kp_stats, 0, size); |
321 |
|
|
322 |
|
if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) { |
323 |
+ |
sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_PROC.KERN_PROC_ALL"); |
324 |
|
free(kp_stats); |
325 |
|
return NULL; |
326 |
|
} |
362 |
|
} |
363 |
|
|
364 |
|
#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD) |
357 |
– |
size = sizeof(buflen); |
365 |
|
|
366 |
|
#ifdef FREEBSD5 |
360 |
– |
if(sysctlbyname("kern.ps_arg_cache_limit", &buflen, &size, NULL, 0) < 0) { |
361 |
– |
return NULL; |
362 |
– |
} |
363 |
– |
#else |
364 |
– |
/* FIXME - this value can be too large on some of |
365 |
– |
the BSD's, which causes sysctl not to return |
366 |
– |
anything. Maybe we need something smaller? */ |
367 |
– |
mib[1] = KERN_ARGMAX; |
368 |
– |
|
369 |
– |
if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) { |
370 |
– |
return NULL; |
371 |
– |
} |
372 |
– |
#endif |
373 |
– |
|
374 |
– |
proctitle = sg_malloc(buflen); |
375 |
– |
if(proctitle == NULL) { |
376 |
– |
return NULL; |
377 |
– |
} |
378 |
– |
|
379 |
– |
size = buflen; |
380 |
– |
|
381 |
– |
#ifdef FREEBSD5 |
367 |
|
mib[2] = KERN_PROC_ARGS; |
368 |
|
mib[3] = kp_stats[i].ki_pid; |
369 |
|
#else |
373 |
|
#endif |
374 |
|
|
375 |
|
free(proc_state_ptr->proctitle); |
376 |
< |
if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) { |
377 |
< |
free(proctitle); |
378 |
< |
proc_state_ptr->proctitle = NULL; |
379 |
< |
} |
380 |
< |
else if(size > 0) { |
376 |
> |
proc_state_ptr->proctitle = NULL; |
377 |
> |
|
378 |
> |
/* Starting size - we'll double this straight away */ |
379 |
> |
#define PROCTITLE_START_SIZE 64 |
380 |
> |
buflen = PROCTITLE_START_SIZE; |
381 |
> |
size = buflen; |
382 |
> |
proctitle = NULL; |
383 |
> |
|
384 |
> |
do { |
385 |
> |
if(size >= buflen) { |
386 |
> |
buflen *= 2; |
387 |
> |
size = buflen; |
388 |
> |
proctitletmp = sg_realloc(proctitle, buflen); |
389 |
> |
if(proctitletmp == NULL) { |
390 |
> |
free(proctitle); |
391 |
> |
proctitle = NULL; |
392 |
> |
proc_state_ptr->proctitle = NULL; |
393 |
> |
size = 0; |
394 |
> |
break; |
395 |
> |
} |
396 |
> |
proctitle = proctitletmp; |
397 |
> |
bzero(proctitle, buflen); |
398 |
> |
} |
399 |
> |
|
400 |
> |
if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) { |
401 |
> |
free(proctitle); |
402 |
> |
proctitle = NULL; |
403 |
> |
proc_state_ptr->proctitle = NULL; |
404 |
> |
size = 0; |
405 |
> |
break; |
406 |
> |
} |
407 |
> |
} while(size >= buflen); |
408 |
> |
|
409 |
> |
if(size > 0) { |
410 |
|
proc_state_ptr->proctitle = sg_malloc(size+1); |
411 |
|
if(proc_state_ptr->proctitle == NULL) { |
412 |
|
return NULL; |
413 |
|
} |
414 |
|
p = proctitle; |
415 |
+ |
#ifdef OPENBSD |
416 |
+ |
/* On OpenBSD, this value has the argv pointers (which |
417 |
+ |
* are terminated by a NULL) at the front, so we have |
418 |
+ |
* to skip over them to get to the strings. */ |
419 |
+ |
while (*(char ***)p != NULL) { |
420 |
+ |
p += sizeof(char **); |
421 |
+ |
} |
422 |
+ |
p += sizeof(char **); |
423 |
+ |
#endif |
424 |
|
proc_state_ptr->proctitle[0] = '\0'; |
425 |
|
do { |
426 |
|
sg_strlcat(proc_state_ptr->proctitle, p, size+1); |
428 |
|
p += strlen(p) + 1; |
429 |
|
} while (p < proctitle + size); |
430 |
|
free(proctitle); |
431 |
+ |
proctitle = NULL; |
432 |
|
/* remove trailing space */ |
433 |
|
proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0'; |
434 |
|
} |
435 |
|
else { |
436 |
< |
free(proctitle); |
436 |
> |
if(proctitle != NULL) { |
437 |
> |
free(proctitle); |
438 |
> |
proctitle = NULL; |
439 |
> |
} |
440 |
|
proc_state_ptr->proctitle = NULL; |
441 |
|
} |
442 |
|
#else |
443 |
|
free(proc_state_ptr->proctitle); |
444 |
+ |
proc_state_ptr->proctitle = NULL; |
445 |
|
if(kvmd != NULL) { |
446 |
|
args = kvm_getargv(kvmd, &(kp_stats[i]), 0); |
447 |
|
if(args != NULL) { |
546 |
|
mib[4] = 0; |
547 |
|
|
548 |
|
if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) { |
549 |
+ |
sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.0"); |
550 |
|
return NULL; |
551 |
|
} |
552 |
|
|
559 |
|
} |
560 |
|
|
561 |
|
if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) { |
562 |
+ |
sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.buffersize"); |
563 |
|
return NULL; |
564 |
|
} |
565 |
|
} |
644 |
|
#endif |
645 |
|
|
646 |
|
#ifdef CYGWIN |
647 |
+ |
sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin"); |
648 |
|
return NULL; |
649 |
|
#endif |
650 |
|
|
694 |
|
|
695 |
|
return &process_stat; |
696 |
|
} |
697 |
+ |
|
698 |
+ |
int sg_process_compare_name(const void *va, const void *vb) { |
699 |
+ |
const sg_process_stats *a = (sg_process_stats *)va; |
700 |
+ |
const sg_process_stats *b = (sg_process_stats *)vb; |
701 |
+ |
|
702 |
+ |
return strcmp(a->process_name, b->process_name); |
703 |
+ |
} |
704 |
+ |
|
705 |
+ |
int sg_process_compare_pid(const void *va, const void *vb) { |
706 |
+ |
const sg_process_stats *a = (sg_process_stats *)va; |
707 |
+ |
const sg_process_stats *b = (sg_process_stats *)vb; |
708 |
+ |
|
709 |
+ |
if (a->pid < b->pid) { |
710 |
+ |
return -1; |
711 |
+ |
} else if (a->pid == b->pid) { |
712 |
+ |
return 0; |
713 |
+ |
} else { |
714 |
+ |
return 1; |
715 |
+ |
} |
716 |
+ |
} |
717 |
+ |
|
718 |
+ |
int sg_process_compare_uid(const void *va, const void *vb) { |
719 |
+ |
const sg_process_stats *a = (sg_process_stats *)va; |
720 |
+ |
const sg_process_stats *b = (sg_process_stats *)vb; |
721 |
+ |
|
722 |
+ |
if (a->uid < b->uid) { |
723 |
+ |
return -1; |
724 |
+ |
} else if (a->uid == b->uid) { |
725 |
+ |
return 0; |
726 |
+ |
} else { |
727 |
+ |
return 1; |
728 |
+ |
} |
729 |
+ |
} |
730 |
+ |
|
731 |
+ |
int sg_process_compare_gid(const void *va, const void *vb) { |
732 |
+ |
const sg_process_stats *a = (sg_process_stats *)va; |
733 |
+ |
const sg_process_stats *b = (sg_process_stats *)vb; |
734 |
+ |
|
735 |
+ |
if (a->gid < b->gid) { |
736 |
+ |
return -1; |
737 |
+ |
} else if (a->gid == b->gid) { |
738 |
+ |
return 0; |
739 |
+ |
} else { |
740 |
+ |
return 1; |
741 |
+ |
} |
742 |
+ |
} |
743 |
+ |
|
744 |
+ |
int sg_process_compare_size(const void *va, const void *vb) { |
745 |
+ |
const sg_process_stats *a = (sg_process_stats *)va; |
746 |
+ |
const sg_process_stats *b = (sg_process_stats *)vb; |
747 |
+ |
|
748 |
+ |
if (a->proc_size < b->proc_size) { |
749 |
+ |
return -1; |
750 |
+ |
} else if (a->proc_size == b->proc_size) { |
751 |
+ |
return 0; |
752 |
+ |
} else { |
753 |
+ |
return 1; |
754 |
+ |
} |
755 |
+ |
} |
756 |
+ |
|
757 |
+ |
int sg_process_compare_res(const void *va, const void *vb) { |
758 |
+ |
const sg_process_stats *a = (sg_process_stats *)va; |
759 |
+ |
const sg_process_stats *b = (sg_process_stats *)vb; |
760 |
+ |
|
761 |
+ |
if (a->proc_resident < b->proc_resident) { |
762 |
+ |
return -1; |
763 |
+ |
} else if (a->proc_resident == b->proc_resident) { |
764 |
+ |
return 0; |
765 |
+ |
} else { |
766 |
+ |
return 1; |
767 |
+ |
} |
768 |
+ |
} |
769 |
+ |
|
770 |
+ |
int sg_process_compare_cpu(const void *va, const void *vb) { |
771 |
+ |
const sg_process_stats *a = (sg_process_stats *)va; |
772 |
+ |
const sg_process_stats *b = (sg_process_stats *)vb; |
773 |
+ |
|
774 |
+ |
if (a->cpu_percent < b->cpu_percent) { |
775 |
+ |
return -1; |
776 |
+ |
} else if (a->cpu_percent == b->cpu_percent) { |
777 |
+ |
return 0; |
778 |
+ |
} else { |
779 |
+ |
return 1; |
780 |
+ |
} |
781 |
+ |
} |
782 |
+ |
|
783 |
+ |
int sg_process_compare_time(const void *va, const void *vb) { |
784 |
+ |
const sg_process_stats *a = (sg_process_stats *)va; |
785 |
+ |
const sg_process_stats *b = (sg_process_stats *)vb; |
786 |
+ |
|
787 |
+ |
if (a->time_spent < b->time_spent) { |
788 |
+ |
return -1; |
789 |
+ |
} else if (a->time_spent == b->time_spent) { |
790 |
+ |
return 0; |
791 |
+ |
} else { |
792 |
+ |
return 1; |
793 |
+ |
} |
794 |
+ |
} |
795 |
+ |
|