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#include <paths.h> |
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#include <fcntl.h> |
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#include <limits.h> |
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#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
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#include <kvm.h> |
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#endif |
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#include <unistd.h> |
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#endif |
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|
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int get_proc_snapshot(proc_state_t **ps){ |
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proc_state_t *proc_state = NULL; |
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proc_state_t *proc_state_ptr; |
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int proc_state_size = 0; |
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#ifdef ALLBSD |
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int mib[3]; |
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int mib[4]; |
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size_t size; |
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struct kinfo_proc *kp_stats; |
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int procs, i, alloc; |
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static kvm_t *kvmd; |
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char **args; |
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int procs, i; |
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char *proctitle; |
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#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
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kvm_t *kvmd; |
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char **args; |
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int alloc; |
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#else |
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long buflen; |
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char *p; |
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#endif |
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#endif |
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#if defined(SOLARIS) || defined(LINUX) |
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DIR *proc_dir; |
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struct dirent *dir_entry; |
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if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = RUNNING; |
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#endif |
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#ifdef LINUX |
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x = fscanf(f, "%d %4096s %c %d %d %*d %*d %*d %*lu %*lu %*lu %*lu %*lu %lu %lu %*ld %*ld %*ld %d %*ld %*ld %*lu %llu %llu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*lu %*d %*d\n", &(proc_state_ptr->pid), ps_name, &s, &(proc_state_ptr->parent), &(proc_state_ptr->pgid), &utime, &stime, &(proc_state_ptr->nice), &(proc_state_ptr->proc_size), &(proc_state_ptr->proc_resident)); |
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x = fscanf(f, "%d %4096s %c %d %d %*d %*d %*d %*u %*u %*u %*u %*u %lu %lu %*d %*d %*d %d %*d %*d %*u %llu %llu %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*u %*d %*d\n", &(proc_state_ptr->pid), ps_name, &s, &(proc_state_ptr->parent), &(proc_state_ptr->pgid), &utime, &stime, &(proc_state_ptr->nice), &(proc_state_ptr->proc_size), &(proc_state_ptr->proc_resident)); |
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proc_state_ptr->proc_resident = proc_state_ptr->proc_resident * getpagesize(); |
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if(s == 'S') proc_state_ptr->state = SLEEPING; |
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if(s == 'R') proc_state_ptr->state = RUNNING; |
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#endif |
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|
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#ifdef ALLBSD |
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mib[0] = CTL_KERN; |
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mib[1] = KERN_PROC; |
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mib[2] = KERN_PROC_ALL; |
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|
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#ifdef NETBSD |
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kvmd = kvm_openfiles(NULL, NULL, NULL, O_RDONLY, NULL); |
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#else |
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kvmd = kvm_openfiles(_PATH_DEVNULL, _PATH_DEVNULL, NULL, O_RDONLY, NULL); |
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#endif |
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if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) { |
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return NULL; |
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} |
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|
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if(kvmd == NULL) return NULL; |
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procs = size / sizeof(struct kinfo_proc); |
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|
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kp_stats = kvm_getprocs(kvmd, KERN_PROC_ALL, 0, &procs); |
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kp_stats = malloc(size); |
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if(kp_stats == NULL) { |
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return NULL; |
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} |
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|
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if (kp_stats == NULL || procs < 0) { |
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if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) { |
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free(kp_stats); |
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return NULL; |
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} |
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|
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#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD) |
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kvmd = get_kvm2(); |
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#endif |
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|
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for (i = 0; i < procs; i++) { |
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/* replace with something more sensible */ |
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proc_state = realloc(proc_state, |
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#ifdef FREEBSD5 |
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proc_state_ptr->process_name = |
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strdup(kp_stats[i].ki_comm); |
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#elif defined(DFBSD) |
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proc_state_ptr->process_name = |
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strdup(kp_stats[i].kp_thread.td_comm); |
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#else |
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proc_state_ptr->process_name = |
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strdup(kp_stats[i].kp_proc.p_comm); |
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#endif |
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|
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args = kvm_getargv(kvmd, &(kp_stats[i]), 0); |
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if(args != NULL) { |
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alloc = 1; |
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proctitle = malloc(alloc); |
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if(proctitle == NULL) { |
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#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD) |
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size = sizeof(buflen); |
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|
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#ifdef FREEBSD5 |
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if(sysctlbyname("kern.ps_arg_cache_limit", &buflen, &size, NULL, 0) < 0) { |
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return NULL; |
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} |
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#else |
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mib[1] = KERN_ARGMAX; |
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|
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if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) { |
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return NULL; |
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} |
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#endif |
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|
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proctitle = malloc(buflen); |
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if(proctitle == NULL) { |
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return NULL; |
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} |
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|
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size = buflen; |
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|
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#ifdef FREEBSD5 |
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mib[2] = KERN_PROC_ARGS; |
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mib[3] = kp_stats[i].ki_pid; |
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#else |
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mib[1] = KERN_PROC_ARGS; |
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mib[2] = kp_stats[i].kp_proc.p_pid; |
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mib[3] = KERN_PROC_ARGV; |
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#endif |
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|
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if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) { |
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free(proctitle); |
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proc_state_ptr->proctitle = NULL; |
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} |
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else if(size > 0) { |
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proc_state_ptr->proctitle = malloc(size); |
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if(proc_state_ptr->proctitle == NULL) { |
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return NULL; |
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} |
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while(*args != NULL) { |
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if(strlen(proctitle) + strlen(*args) >= alloc) { |
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< |
alloc = (alloc + strlen(*args)) << 1; |
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< |
proctitle = realloc(proctitle, alloc); |
307 |
< |
if(proctitle == NULL) { |
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return NULL; |
303 |
> |
p = proctitle; |
304 |
> |
proc_state_ptr->proctitle[0] = NULL; |
305 |
> |
do { |
306 |
> |
strncat(proc_state_ptr->proctitle, p, strlen(p)); |
307 |
> |
strncat(proc_state_ptr->proctitle, " ", 1); |
308 |
> |
p += strlen(p) + 1; |
309 |
> |
} while (p < proctitle + size); |
310 |
> |
free(proctitle); |
311 |
> |
proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = NULL; |
312 |
> |
} |
313 |
> |
else { |
314 |
> |
free(proctitle); |
315 |
> |
proc_state_ptr->proctitle = NULL; |
316 |
> |
} |
317 |
> |
#else |
318 |
> |
if(kvmd != NULL) { |
319 |
> |
args = kvm_getargv(kvmd, &(kp_stats[i]), 0); |
320 |
> |
if(args != NULL) { |
321 |
> |
alloc = 1; |
322 |
> |
proctitle = malloc(alloc); |
323 |
> |
if(proctitle == NULL) { |
324 |
> |
return NULL; |
325 |
> |
} |
326 |
> |
while(*args != NULL) { |
327 |
> |
if(strlen(proctitle) + strlen(*args) >= alloc) { |
328 |
> |
alloc = (alloc + strlen(*args)) << 1; |
329 |
> |
proctitle = realloc(proctitle, alloc); |
330 |
> |
if(proctitle == NULL) { |
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> |
return NULL; |
332 |
> |
} |
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|
} |
334 |
+ |
strncat(proctitle, *args, strlen(*args)); |
335 |
+ |
strncat(proctitle, " ", 1); |
336 |
+ |
args++; |
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} |
338 |
< |
strncat(proctitle, *args, strlen(*args)); |
339 |
< |
strncat(proctitle, " ", 1); |
340 |
< |
args++; |
338 |
> |
/* remove trailing space */ |
339 |
> |
proctitle[strlen(proctitle)-1] = NULL; |
340 |
> |
proc_state_ptr->proctitle = proctitle; |
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} |
342 |
< |
/* remove trailing space */ |
343 |
< |
proctitle[strlen(proctitle)-1] = NULL; |
344 |
< |
proc_state_ptr->proctitle = proctitle; |
342 |
> |
else { |
343 |
> |
proc_state_ptr->proctitle = NULL; |
344 |
> |
} |
345 |
|
} |
346 |
|
else { |
347 |
< |
proc_state_ptr->proctitle = |
267 |
< |
malloc(strlen(proc_state_ptr->process_name)+4); |
268 |
< |
if(proc_state_ptr->proctitle == NULL) { |
269 |
< |
return NULL; |
270 |
< |
} |
271 |
< |
sprintf(proc_state_ptr->proctitle, " (%s)", |
272 |
< |
proc_state_ptr->process_name); |
347 |
> |
proc_state_ptr->proctitle = NULL; |
348 |
|
} |
349 |
+ |
#endif |
350 |
|
|
351 |
|
#ifdef FREEBSD5 |
352 |
|
proc_state_ptr->pid = kp_stats[i].ki_pid; |
363 |
|
proc_state_ptr->euid = kp_stats[i].ki_uid; |
364 |
|
proc_state_ptr->gid = kp_stats[i].ki_rgid; |
365 |
|
proc_state_ptr->egid = kp_stats[i].ki_svgid; |
366 |
+ |
#elif defined(DFBSD) |
367 |
+ |
proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid; |
368 |
+ |
proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid; |
369 |
+ |
proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid; |
370 |
+ |
proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid; |
371 |
|
#else |
372 |
|
proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid; |
373 |
|
proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid; |
391 |
|
/* This is in pages */ |
392 |
|
proc_state_ptr->proc_resident = |
393 |
|
kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize(); |
394 |
< |
/* This is in microseconds */ |
314 |
< |
#ifdef NETBSD |
394 |
> |
#if defined(NETBSD) || defined(OPENBSD) |
395 |
|
proc_state_ptr->time_spent = |
396 |
|
kp_stats[i].kp_proc.p_rtime.tv_sec; |
397 |
+ |
#elif defined(DFBSD) |
398 |
+ |
proc_state_ptr->time_spent = |
399 |
+ |
( kp_stats[i].kp_thread.td_uticks + |
400 |
+ |
kp_stats[i].kp_thread.td_sticks + |
401 |
+ |
kp_stats[i].kp_thread.td_iticks ) / 1000000; |
402 |
|
#else |
403 |
+ |
/* This is in microseconds */ |
404 |
|
proc_state_ptr->time_spent = |
405 |
|
kp_stats[i].kp_proc.p_runtime / 1000000; |
406 |
|
#endif |
466 |
|
|
467 |
|
ps_size = get_proc_snapshot(&ps); |
468 |
|
|
469 |
< |
if(ps_size == NULL) { |
469 |
> |
if(ps_size == 0) { |
470 |
|
return NULL; |
471 |
|
} |
472 |
|
|
473 |
|
for(x = 0; x < ps_size; x++) { |
474 |
|
switch (ps->state) { |
389 |
– |
/* currently no mapping for UNKNOWN in process_stat_t */ |
475 |
|
case RUNNING: |
476 |
|
process_stat.running++; |
477 |
|
break; |
483 |
|
break; |
484 |
|
case ZOMBIE: |
485 |
|
process_stat.zombie++; |
486 |
+ |
break; |
487 |
+ |
default: |
488 |
+ |
/* currently no mapping for UNKNOWN in process_stat_t */ |
489 |
|
break; |
490 |
|
} |
491 |
|
ps++; |