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root/i-scream/projects/libstatgrab/src/libstatgrab/process_stats.c

Comparing projects/libstatgrab/src/libstatgrab/process_stats.c (file contents):
Revision 1.25 by pajs, Tue Mar 30 13:41:31 2004 UTC vs.
Revision 1.55 by tdb, Tue Apr 6 13:40:41 2004 UTC

#	Line 26 | Line 26
26		#endif
27
28		#include "statgrab.h"
29	+	#include "tools.h"
30	+	#include "vector.h"
31		#if defined(SOLARIS) || defined(LINUX)
32		#include <stdio.h>
33		#include <stdlib.h>
#	Line 57 | Line 59
59		#else
60		#include <sys/proc.h>
61		#endif
62	+	#include <string.h>
63	+	#include <paths.h>
64	+	#include <fcntl.h>
65	+	#include <limits.h>
66	+	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
67	+	#include <kvm.h>
68	+	#include <tools.h>
69		#endif
70	+	#include <unistd.h>
71	+	#ifdef NETBSD2
72	+	#include <sys/lwp.h>
73	+	#endif
74	+	#endif
75
76	<	int get_proc_snapshot(proc_state_t **ps){
77	<	proc_state_t *proc_state = NULL;
78	<	proc_state_t *proc_state_ptr;
76	>	static void proc_state_init(sg_process_stats *s) {
77	>	s->process_name = NULL;
78	>	s->proctitle = NULL;
79	>	}
80	>
81	>	static void proc_state_destroy(sg_process_stats *s) {
82	>	free(s->process_name);
83	>	free(s->proctitle);
84	>	}
85	>
86	>	sg_process_stats *sg_get_process_stats(int *entries){
87	>	VECTOR_DECLARE_STATIC(proc_state, sg_process_stats, 64,
88	>	proc_state_init, proc_state_destroy);
89		int proc_state_size = 0;
90	+	sg_process_stats *proc_state_ptr;
91	+	#ifdef ALLBSD
92	+	int mib[4];
93	+	size_t size;
94	+	struct kinfo_proc *kp_stats;
95	+	int procs, i;
96	+	char *proctitle;
97	+	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
98	+	kvm_t *kvmd;
99	+	char **args, **argsp;
100	+	int argslen = 0;
101	+	#else
102	+	long buflen;
103	+	char *p;
104	+	#endif
105	+	#ifdef NETBSD2
106	+	int lwps;
107	+	struct kinfo_lwp *kl_stats;
108	+	#endif
109	+	#endif
110		#if defined(SOLARIS) || defined(LINUX)
111		DIR *proc_dir;
112		struct dirent *dir_entry;
#	Line 76 | Line 120 | int get_proc_snapshot(proc_state_t **ps){
120		/* If someone has a executable of 4k filename length, they deserve to get it truncated :) */
121		char ps_name[4096];
122		char *ptr;
123	<	static char *psargs = NULL;
80	<	static int psarg_size = 0;
123	>	VECTOR_DECLARE_STATIC(psargs, char, 128, NULL, NULL);
124		unsigned long stime, utime;
125		int x;
126		int fn;
127	<	int toread;
128	<	ssize_t size;
86	<	int t_read;
127	>	int len;
128	>	int rc;
129		#endif
130
131		if((proc_dir=opendir(PROC_LOCATION))==NULL){
132	<	return -1;
132	>	return NULL;
133		}
134
135		while((dir_entry=readdir(proc_dir))!=NULL){
#	Line 108 | Line 150 | int get_proc_snapshot(proc_state_t **ps){
150		fread(&process_info, sizeof(psinfo_t), 1, f);
151		#endif
152
153	<	proc_state = realloc(proc_state, (1+proc_state_size)*sizeof(proc_state_t));
153	>	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
154	>	return NULL;
155	>	}
156		proc_state_ptr = proc_state+proc_state_size;
157	+
158		#ifdef SOLARIS
159		proc_state_ptr->pid = process_info.pr_pid;
160		proc_state_ptr->parent = process_info.pr_ppid;
#	Line 125 | Line 170 | int get_proc_snapshot(proc_state_t **ps){
170		proc_state_ptr->process_name = strdup(process_info.pr_fname);
171		proc_state_ptr->proctitle = strdup(process_info.pr_psargs);
172
173	<	if(process_info.pr_lwp.pr_state==1) proc_state_ptr->state = SLEEPING;
174	<	if(process_info.pr_lwp.pr_state==2) proc_state_ptr->state = RUNNING;
175	<	if(process_info.pr_lwp.pr_state==3) proc_state_ptr->state = ZOMBIE;
176	<	if(process_info.pr_lwp.pr_state==4) proc_state_ptr->state = STOPPED;
177	<	if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = RUNNING;
173	>	if(process_info.pr_lwp.pr_state==1) proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
174	>	if(process_info.pr_lwp.pr_state==2) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
175	>	if(process_info.pr_lwp.pr_state==3) proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
176	>	if(process_info.pr_lwp.pr_state==4) proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
177	>	if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
178		#endif
179		#ifdef LINUX
180	<	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));
180	>	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));
181		proc_state_ptr->proc_resident = proc_state_ptr->proc_resident * getpagesize();
182	<	if(s == 'S') proc_state_ptr->state = SLEEPING;
183	<	if(s == 'R') proc_state_ptr->state = RUNNING;
184	<	if(s == 'Z') proc_state_ptr->state = ZOMBIE;
185	<	if(s == 'T') proc_state_ptr->state = STOPPED;
186	<	if(s == 'D') proc_state_ptr->state = STOPPED;
182	>	if(s == 'S') proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
183	>	if(s == 'R') proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
184	>	if(s == 'Z') proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
185	>	if(s == 'T') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
186	>	if(s == 'D') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
187
188		/* pa_name[0] should = '(' */
189		ptr = strchr(&ps_name[1], ')');
190		if(ptr !=NULL) *ptr='\0';
146	–	proc_state_ptr->process_name = strdup(&ps_name[1]);
191
192	+	if (sg_update_string(&proc_state_ptr->process_name,
193	+	&ps_name[1]) < 0) {
194	+	return NULL;
195	+	}
196	+
197		/* Need to do cpu */
198
199
200	+	fclose(f);
201	+
202		/* proctitle */
203		snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
204
#	Line 156 | Line 207 | int get_proc_snapshot(proc_state_t **ps){
207		* Ah well, move onwards to the next one */
208		continue;
209		}
210	<	#define         PSARG_START_SIZE 128
211	<	if(psargs == NULL){
212	<	psargs = malloc(PSARG_START_SIZE);
213	<	psarg_size = PSARG_START_SIZE;
210	>
211	>	#define READ_BLOCK_SIZE 128
212	>	len = 0;
213	>	do {
214	>	if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
215	>	return NULL;
216	>	}
217	>	rc = read(fn, psargs + len, READ_BLOCK_SIZE);
218	>	if (rc > 0) {
219	>	len += rc;
220	>	}
221	>	} while (rc == READ_BLOCK_SIZE);
222	>	close(fn);
223	>
224	>	if (rc == -1) {
225	>	/* Read failed; move on. */
226	>	continue;
227		}
164	–	ptr = psargs;
165	–	t_read = 0;
166	–	toread = psarg_size;
167	–	while((size = read(fn, ptr, toread)) == toread){
168	–	psargs = realloc(psargs, (psarg_size + PSARG_START_SIZE));
169	–	ptr = psargs+psarg_size;
170	–	t_read = psarg_size;
171	–	psarg_size+=PSARG_START_SIZE;
172	–	toread = PSARG_START_SIZE;
173	–	}
174	–	if(size != -1) t_read+=size;
228
229	+	/* Turn \0s into spaces within the command line. */
230		ptr = psargs;
231	<	for(x=0; x<t_read; x++){
231	>	for(x = 0; x < len; x++) {
232		if (*ptr == '\0') *ptr = ' ';
233		ptr++;
234		}
181	–	/*  for safety sake */
182	–	psargs[t_read] = '\0';
235
236	<	proc_state_ptr->proctitle = strdup(psargs);
236	>	if (len == 0) {
237	>	/* We want psargs to be NULL. */
238	>	if (VECTOR_RESIZE(psargs, 0) < 0) {
239	>	return NULL;
240	>	}
241	>	} else {
242	>	/* Not empty, so append a \0. */
243	>	if (VECTOR_RESIZE(psargs, len + 1) < 0) {
244	>	return NULL;
245	>	}
246	>	psargs[len] = '\0';
247	>	}
248
249	+	if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
250	+	return NULL;
251	+	}
252		#endif
253
254		proc_state_size++;
255	+	}
256	+	closedir(proc_dir);
257		#endif
258
259	+	#ifdef ALLBSD
260	+	mib[0] = CTL_KERN;
261	+	mib[1] = KERN_PROC;
262	+	mib[2] = KERN_PROC_ALL;
263
264	<	fclose(f);
265	<	}
266	<	closedir(proc_dir);
195	<	*ps = proc_state;
264	>	if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
265	>	return NULL;
266	>	}
267
268	<	return proc_state_size;
268	>	procs = size / sizeof(struct kinfo_proc);
269	>
270	>	kp_stats = malloc(size);
271	>	if(kp_stats == NULL) {
272	>	return NULL;
273	>	}
274	>	memset(kp_stats, 0, size);
275	>
276	>	if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
277	>	free(kp_stats);
278	>	return NULL;
279	>	}
280	>
281	>	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
282	>	kvmd = sg_get_kvm2();
283	>	#endif
284	>
285	>	for (i = 0; i < procs; i++) {
286	>	const char *name;
287	>
288	>	#ifdef FREEBSD5
289	>	if (kp_stats[i].ki_stat == 0) {
290	>	#else
291	>	if (kp_stats[i].kp_proc.p_stat == 0) {
292	>	#endif
293	>	/* FreeBSD 5 deliberately overallocates the array that
294	>	* the sysctl returns, so we'll get a few junk
295	>	* processes on the end that we have to ignore. (Search
296	>	* for "overestimate by 5 procs" in
297	>	* src/sys/kern/kern_proc.c for more details.) */
298	>	continue;
299	>	}
300	>
301	>	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
302	>	return NULL;
303	>	}
304	>	proc_state_ptr = proc_state+proc_state_size;
305	>
306	>	#ifdef FREEBSD5
307	>	name = kp_stats[i].ki_comm;
308	>	#elif defined(DFBSD)
309	>	name = kp_stats[i].kp_thread.td_comm;
310	>	#else
311	>	name = kp_stats[i].kp_proc.p_comm;
312	>	#endif
313	>	if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
314	>	return NULL;
315	>	}
316	>
317	>	#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
318	>	size = sizeof(buflen);
319	>
320	>	#ifdef FREEBSD5
321	>	if(sysctlbyname("kern.ps_arg_cache_limit", &buflen, &size, NULL, 0) < 0) {
322	>	return NULL;
323	>	}
324	>	#else
325	>	mib[1] = KERN_ARGMAX;
326	>
327	>	if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) {
328	>	return NULL;
329	>	}
330	>	#endif
331	>
332	>	proctitle = malloc(buflen);
333	>	if(proctitle == NULL) {
334	>	return NULL;
335	>	}
336	>
337	>	size = buflen;
338	>
339	>	#ifdef FREEBSD5
340	>	mib[2] = KERN_PROC_ARGS;
341	>	mib[3] = kp_stats[i].ki_pid;
342	>	#else
343	>	mib[1] = KERN_PROC_ARGS;
344	>	mib[2] = kp_stats[i].kp_proc.p_pid;
345	>	mib[3] = KERN_PROC_ARGV;
346	>	#endif
347	>
348	>	free(proc_state_ptr->proctitle);
349	>	if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
350	>	free(proctitle);
351	>	proc_state_ptr->proctitle = NULL;
352	>	}
353	>	else if(size > 0) {
354	>	proc_state_ptr->proctitle = malloc(size+1);
355	>	if(proc_state_ptr->proctitle == NULL) {
356	>	return NULL;
357	>	}
358	>	p = proctitle;
359	>	proc_state_ptr->proctitle[0] = '\0';
360	>	do {
361	>	sg_strlcat(proc_state_ptr->proctitle, p, size+1);
362	>	sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
363	>	p += strlen(p) + 1;
364	>	} while (p < proctitle + size);
365	>	free(proctitle);
366	>	/* remove trailing space */
367	>	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
368	>	}
369	>	else {
370	>	free(proctitle);
371	>	proc_state_ptr->proctitle = NULL;
372	>	}
373	>	#else
374	>	free(proc_state_ptr->proctitle);
375	>	if(kvmd != NULL) {
376	>	args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
377	>	if(args != NULL) {
378	>	argsp = args;
379	>	while(*argsp != NULL) {
380	>	argslen += strlen(*argsp) + 1;
381	>	argsp++;
382	>	}
383	>	proctitle = malloc(argslen + 1);
384	>	proctitle[0] = '\0';
385	>	if(proctitle == NULL) {
386	>	return NULL;
387	>	}
388	>	while(*args != NULL) {
389	>	sg_strlcat(proctitle, *args, argslen + 1);
390	>	sg_strlcat(proctitle, " ", argslen + 1);
391	>	args++;
392	>	}
393	>	/* remove trailing space */
394	>	proctitle[strlen(proctitle)-1] = '\0';
395	>	proc_state_ptr->proctitle = proctitle;
396	>	}
397	>	else {
398	>	proc_state_ptr->proctitle = NULL;
399	>	}
400	>	}
401	>	else {
402	>	proc_state_ptr->proctitle = NULL;
403	>	}
404	>	#endif
405	>
406	>	#ifdef FREEBSD5
407	>	proc_state_ptr->pid = kp_stats[i].ki_pid;
408	>	proc_state_ptr->parent = kp_stats[i].ki_ppid;
409	>	proc_state_ptr->pgid = kp_stats[i].ki_pgid;
410	>	#else
411	>	proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
412	>	proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
413	>	proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
414	>	#endif
415	>
416	>	#ifdef FREEBSD5
417	>	proc_state_ptr->uid = kp_stats[i].ki_ruid;
418	>	proc_state_ptr->euid = kp_stats[i].ki_uid;
419	>	proc_state_ptr->gid = kp_stats[i].ki_rgid;
420	>	proc_state_ptr->egid = kp_stats[i].ki_svgid;
421	>	#elif defined(DFBSD)
422	>	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
423	>	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
424	>	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
425	>	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
426	>	#else
427	>	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
428	>	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
429	>	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
430	>	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
431	>	#endif
432	>
433	>	#ifdef FREEBSD5
434	>	proc_state_ptr->proc_size = kp_stats[i].ki_size;
435	>	/* This is in pages */
436	>	proc_state_ptr->proc_resident =
437	>	kp_stats[i].ki_rssize * getpagesize();
438	>	/* This is in microseconds */
439	>	proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
440	>	proc_state_ptr->cpu_percent =
441	>	((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
442	>	proc_state_ptr->nice = kp_stats[i].ki_nice;
443	>	#else
444	>	proc_state_ptr->proc_size =
445	>	kp_stats[i].kp_eproc.e_vm.vm_map.size;
446	>	/* This is in pages */
447	>	proc_state_ptr->proc_resident =
448	>	kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
449	>	#if defined(NETBSD) || defined(OPENBSD)
450	>	proc_state_ptr->time_spent =
451	>	kp_stats[i].kp_proc.p_rtime.tv_sec;
452	>	#elif defined(DFBSD)
453	>	proc_state_ptr->time_spent =
454	>	( kp_stats[i].kp_thread.td_uticks +
455	>	kp_stats[i].kp_thread.td_sticks +
456	>	kp_stats[i].kp_thread.td_iticks ) / 1000000;
457	>	#else
458	>	/* This is in microseconds */
459	>	proc_state_ptr->time_spent =
460	>	kp_stats[i].kp_proc.p_runtime / 1000000;
461	>	#endif
462	>	proc_state_ptr->cpu_percent =
463	>	((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
464	>	proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
465	>	#endif
466	>
467	>	#ifdef NETBSD2
468	>	{
469	>	size_t size;
470	>	int mib[5];
471	>
472	>	mib[0] = CTL_KERN;
473	>	mib[1] = KERN_LWP;
474	>	mib[2] = kp_stats[i].kp_proc.p_pid;
475	>	mib[3] = sizeof(struct kinfo_lwp);
476	>	mib[4] = 0;
477	>
478	>	if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
479	>	return NULL;
480	>	}
481	>
482	>	lwps = size / sizeof(struct kinfo_lwp);
483	>	mib[4] = lwps;
484	>
485	>	kl_stats = malloc(size);
486	>	if(kl_stats == NULL) {
487	>	return NULL;
488	>	}
489	>
490	>	if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
491	>	return NULL;
492	>	}
493	>	}
494	>
495	>	switch(kp_stats[i].kp_proc.p_stat) {
496	>	case SIDL:
497	>	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
498	>	break;
499	>	case SACTIVE:
500	>	{
501	>	int i;
502	>
503	>	for(i = 0; i < lwps; i++) {
504	>	switch(kl_stats[i].l_stat) {
505	>	case LSONPROC:
506	>	case LSRUN:
507	>	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
508	>	goto end;
509	>	case LSSLEEP:
510	>	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
511	>	goto end;
512	>	case LSSTOP:
513	>	case LSSUSPENDED:
514	>	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
515	>	goto end;
516	>	}
517	>	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
518	>	}
519	>	end: ;
520	>	}
521	>	break;
522	>	case SSTOP:
523	>	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
524	>	break;
525	>	case SZOMB:
526	>	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
527	>	break;
528	>	default:
529	>	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
530	>	break;
531	>	}
532	>	#else
533	>	#ifdef FREEBSD5
534	>	switch (kp_stats[i].ki_stat) {
535	>	#else
536	>	switch (kp_stats[i].kp_proc.p_stat) {
537	>	#endif
538	>	case SIDL:
539	>	case SRUN:
540	>	#ifdef SONPROC
541	>	case SONPROC: /* NetBSD */
542	>	#endif
543	>	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
544	>	break;
545	>	case SSLEEP:
546	>	#ifdef SWAIT
547	>	case SWAIT: /* FreeBSD 5 */
548	>	#endif
549	>	#ifdef SLOCK
550	>	case SLOCK: /* FreeBSD 5 */
551	>	#endif
552	>	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
553	>	break;
554	>	case SSTOP:
555	>	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
556	>	break;
557	>	case SZOMB:
558	>	#ifdef SDEAD
559	>	case SDEAD: /* OpenBSD & NetBSD */
560	>	#endif
561	>	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
562	>	break;
563	>	default:
564	>	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
565	>	break;
566	>	}
567	>	#endif
568	>	proc_state_size++;
569	>	}
570	>
571	>	free(kp_stats);
572	>	#endif
573	>
574	>	#ifdef CYGWIN
575	>	return NULL;
576	>	#endif
577	>
578	>	*entries = proc_state_size;
579	>	return proc_state;
580		}
581
582	+	sg_process_count *sg_get_process_count() {
583	+	static sg_process_count process_stat;
584	+	sg_process_stats *ps;
585	+	int ps_size, x;
586	+
587	+	process_stat.sleeping = 0;
588	+	process_stat.running = 0;
589	+	process_stat.zombie = 0;
590	+	process_stat.stopped = 0;
591	+	process_stat.total = 0;
592	+
593	+	ps = sg_get_process_stats(&ps_size);
594	+	if (ps == NULL) {
595	+	return NULL;
596	+	}
597	+
598	+	for(x = 0; x < ps_size; x++) {
599	+	switch (ps->state) {
600	+	case SG_PROCESS_STATE_RUNNING:
601	+	process_stat.running++;
602	+	break;
603	+	case SG_PROCESS_STATE_SLEEPING:
604	+	process_stat.sleeping++;
605	+	break;
606	+	case SG_PROCESS_STATE_STOPPED:
607	+	process_stat.stopped++;
608	+	break;
609	+	case SG_PROCESS_STATE_ZOMBIE:
610	+	process_stat.zombie++;
611	+	break;
612	+	default:
613	+	/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
614	+	* sg_process_count */
615	+	break;
616	+	}
617	+	ps++;
618	+	}
619	+
620	+	process_stat.total = ps_size;
621	+
622	+	return &process_stat;
623	+	}

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