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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 1.17 by tdb, Fri Jan 16 15:54:54 2004 UTC vs.
Revision 1.62 by pajs, Wed Apr 7 14:45:33 2004 UTC

#	Line 1 | Line 1
1		/*
2	<	* i-scream central monitoring system
2	>	* i-scream libstatgrab
3		* http://www.i-scream.org
4		* Copyright (C) 2000-2004 i-scream
5		*
#	Line 17 | Line 17
17		* License along with this library; if not, write to the Free Software
18		* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19		* 02111-1307 USA
20	+	*
21	+	* $Id$
22		*/
23
24		#ifdef HAVE_CONFIG_H
#	Line 24 | 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 32 | Line 36
36		#include <string.h>
37		#endif
38
35	–	#include "tools.h"
39		#ifdef SOLARIS
40		#include <procfs.h>
41		#include <limits.h>
#	Line 41 | Line 44
44		#endif
45		#ifdef LINUX
46		#include <limits.h>
47	+	#include <unistd.h>
48	+	#include <sys/stat.h>
49	+	#include <fcntl.h>
50		#define PROC_LOCATION "/proc"
51		#define MAX_FILE_LENGTH PATH_MAX
52		#endif
53		#ifdef ALLBSD
54	<	#include <kvm.h>
54	>	#include <stdlib.h>
55		#include <sys/param.h>
56		#include <sys/sysctl.h>
57	<	#endif
52	<	#ifdef FREEBSD
57	>	#if defined(FREEBSD) || defined(DFBSD)
58		#include <sys/user.h>
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	+	#endif
69	+	#include <unistd.h>
70	+	#ifdef NETBSD2
71	+	#include <sys/lwp.h>
72	+	#endif
73	+	#endif
74
75	<	process_stat_t *get_process_stats(){
75	>	static void proc_state_init(sg_process_stats *s) {
76	>	s->process_name = NULL;
77	>	s->proctitle = NULL;
78	>	}
79
80	<	static process_stat_t process_stat;
80	>	static void proc_state_destroy(sg_process_stats *s) {
81	>	free(s->process_name);
82	>	free(s->proctitle);
83	>	}
84
85	<	#if defined(SOLARIS) || defined(LINUX)
86	<	DIR *proc_dir;
87	<	struct dirent *dir_entry;
88	<	char filename[MAX_FILE_LENGTH];
89	<	FILE *f;
85	>	sg_process_stats *sg_get_process_stats(int *entries){
86	>	VECTOR_DECLARE_STATIC(proc_state, sg_process_stats, 64,
87	>	proc_state_init, proc_state_destroy);
88	>	int proc_state_size = 0;
89	>	sg_process_stats *proc_state_ptr;
90	>	#ifdef ALLBSD
91	>	int mib[4];
92	>	size_t size;
93	>	struct kinfo_proc *kp_stats;
94	>	int procs, i;
95	>	char *proctitle;
96	>	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
97	>	kvm_t *kvmd;
98	>	char **args, **argsp;
99	>	int argslen = 0;
100	>	#else
101	>	long buflen;
102	>	char *p;
103		#endif
104	<	#ifdef LINUX
105	<	char *line_ptr;
104	>	#ifdef NETBSD2
105	>	int lwps;
106	>	struct kinfo_lwp *kl_stats;
107		#endif
108	+	#endif
109	+	#if defined(SOLARIS) || defined(LINUX)
110	+	DIR *proc_dir;
111	+	struct dirent *dir_entry;
112	+	char filename[MAX_FILE_LENGTH];
113	+	FILE *f;
114		#ifdef SOLARIS
115		psinfo_t process_info;
116		#endif
117	<	#ifdef ALLBSD
118	<	struct kinfo_proc *kp_stats;
119	<	kvm_t *kvmd;
120	<	int procs;
117	>	#ifdef LINUX
118	>	char s;
119	>	/* If someone has a executable of 4k filename length, they deserve to get it truncated :) */
120	>	char ps_name[4096];
121	>	char *ptr;
122	>	VECTOR_DECLARE_STATIC(psargs, char, 128, NULL, NULL);
123	>	unsigned long stime, utime, starttime;
124	>	int x;
125	>	int fn;
126	>	int len;
127	>	int rc;
128	>	time_t uptime;
129		#endif
130
131	<	process_stat.sleeping=0;
132	<	process_stat.running=0;
80	<	process_stat.zombie=0;
81	<	process_stat.stopped=0;
82	<	process_stat.total=0;
83	<
84	<	#if defined(SOLARIS) || defined(LINUX)
85	<	if((proc_dir=opendir(PROC_LOCATION))==NULL){
131	>	#ifdef LINUX
132	>	if ((f=fopen("/proc/uptime", "r")) == NULL) {
133		return NULL;
134		}
135	+	if((fscanf(f,"%lu %*d",&uptime)) != 1){
136	+	return NULL;
137	+	}
138	+	fclose(f);
139	+	#endif
140
141	<	while((dir_entry=readdir(proc_dir))!=NULL){
142	<	if(atoi(dir_entry->d_name) == 0) continue;
141	>	if((proc_dir=opendir(PROC_LOCATION))==NULL){
142	>	return NULL;
143	>	}
144
145	+	while((dir_entry=readdir(proc_dir))!=NULL){
146	+	if(atoi(dir_entry->d_name) == 0) continue;
147	+
148		#ifdef SOLARIS
149	<	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
149	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
150		#endif
151		#ifdef LINUX
152	<	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
152	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name);
153		#endif
154	+	if((f=fopen(filename, "r"))==NULL){
155	+	/* Open failed.. Process since vanished, or the path was too long.
156	+	* Ah well, move onwards to the next one */
157	+	continue;
158	+	}
159	+	#ifdef SOLARIS
160	+	fread(&process_info, sizeof(psinfo_t), 1, f);
161	+	#endif
162
163	<	if((f=fopen(filename, "r"))==NULL){
164	<	/* Open failed.. Process since vanished, or the path was too long.
101	<	* Ah well, move onwards to the next one */
102	<	continue;
163	>	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
164	>	return NULL;
165		}
166	+	proc_state_ptr = proc_state+proc_state_size;
167
168	<	#ifdef SOLARIS
169	<	fread(&process_info, sizeof(psinfo_t), 1, f);
170	<	if(process_info.pr_lwp.pr_state==1) process_stat.sleeping++;
171	<	if(process_info.pr_lwp.pr_state==2) process_stat.running++;
172	<	if(process_info.pr_lwp.pr_state==3) process_stat.zombie++;
173	<	if(process_info.pr_lwp.pr_state==4) process_stat.stopped++;
174	<	if(process_info.pr_lwp.pr_state==6) process_stat.running++;
168	>	#ifdef SOLARIS
169	>	proc_state_ptr->pid = process_info.pr_pid;
170	>	proc_state_ptr->parent = process_info.pr_ppid;
171	>	proc_state_ptr->pgid = process_info.pr_pgid;
172	>	proc_state_ptr->uid = process_info.pr_uid;
173	>	proc_state_ptr->euid = process_info.pr_euid;
174	>	proc_state_ptr->gid = process_info.pr_gid;
175	>	proc_state_ptr->egid = process_info.pr_egid;
176	>	proc_state_ptr->proc_size = (process_info.pr_size) * 1024;
177	>	proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024;
178	>	proc_state_ptr->time_spent = process_info.pr_time.tv_sec;
179	>	proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000;
180	>	if (sg_update_string(&proc_state_ptr->process_name,
181	>	process_info.pr_fname) < 0) {
182	>	return NULL;
183	>	}
184	>	if (sg_update_string(&proc_state_ptr->proctitle,
185	>	process_info.pr_psargs) < 0) {
186	>	return NULL;
187	>	}
188	>
189	>	if(process_info.pr_lwp.pr_state==1) proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
190	>	if(process_info.pr_lwp.pr_state==2) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
191	>	if(process_info.pr_lwp.pr_state==3) proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
192	>	if(process_info.pr_lwp.pr_state==4) proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
193	>	if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
194		#endif
195		#ifdef LINUX
196	<	if((line_ptr=f_read_line(f, "State:"))==NULL){
197	<	fclose(f);
198	<	continue;
196	>	x = fscanf(f, "%d %4096s %c %d %d %*d %*d %*d %*u %*u %*u %*u %*u %lu %lu %*d %*d %*d %d %*d %*d %lu %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), &starttime, &(proc_state_ptr->proc_size), &(proc_state_ptr->proc_resident));
197	>	/* +3 becuase man page says "Resident  Set Size: number of pages the process has in real memory, minus 3 for administrative purposes." */
198	>	proc_state_ptr->proc_resident = (proc_state_ptr->proc_resident + 3) * getpagesize();
199	>	if(s == 'S') proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
200	>	if(s == 'R') proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
201	>	if(s == 'Z') proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
202	>	if(s == 'T') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
203	>	if(s == 'D') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
204	>
205	>	/* pa_name[0] should = '(' */
206	>	ptr = strchr(&ps_name[1], ')');
207	>	if(ptr !=NULL) *ptr='\0';
208	>
209	>	if (sg_update_string(&proc_state_ptr->process_name,
210	>	&ps_name[1]) < 0) {
211	>	return NULL;
212		}
213	<	if((line_ptr=strchr(line_ptr, '\t'))==NULL){
213	>
214	>	/* cpu */
215	>	proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime);
216	>
217	>	fclose(f);
218	>
219	>	/* uid / gid */
220	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
221	>	if ((f=fopen(filename, "r")) == NULL) {
222	>	/* Open failed.. Process since vanished, or the path was too long.
223	>	* Ah well, move onwards to the next one */
224	>	continue;
225	>	}
226	>
227	>	if((ptr=sg_f_read_line(f, "Uid:"))==NULL){
228		fclose(f);
229		continue;
230		}
231	<	line_ptr++;
232	<	if(line_ptr=='\0'){
233	<	fclose(f);
231	>	sscanf(ptr, "Uid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->uid), &(proc_state_ptr->euid));
232	>
233	>	if((ptr=sg_f_read_line(f, "Gid:"))==NULL){
234	>	fclose(f);
235	>	continue;
236	>	}
237	>	sscanf(ptr, "Gid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->gid), &(proc_state_ptr->egid));
238	>
239	>	fclose(f);
240	>
241	>	/* proctitle */
242	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
243	>
244	>	if((fn=open(filename, O_RDONLY)) == -1){
245	>	/* Open failed.. Process since vanished, or the path was too long.
246	>	* Ah well, move onwards to the next one */
247	>	continue;
248	>	}
249	>
250	>	#define READ_BLOCK_SIZE 128
251	>	len = 0;
252	>	do {
253	>	if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
254	>	return NULL;
255	>	}
256	>	rc = read(fn, psargs + len, READ_BLOCK_SIZE);
257	>	if (rc > 0) {
258	>	len += rc;
259	>	}
260	>	} while (rc == READ_BLOCK_SIZE);
261	>	close(fn);
262	>
263	>	if (rc == -1) {
264	>	/* Read failed; move on. */
265		continue;
266		}
267
268	<	if(*line_ptr=='S') process_stat.sleeping++;
269	<	if(*line_ptr=='R') process_stat.running++;
270	<	if(*line_ptr=='Z') process_stat.zombie++;
271	<	if(*line_ptr=='T') process_stat.stopped++;
272	<	if(*line_ptr=='D') process_stat.stopped++;
273	<	#endif
268	>	/* Turn \0s into spaces within the command line. */
269	>	ptr = psargs;
270	>	for(x = 0; x < len; x++) {
271	>	if (*ptr == '\0') *ptr = ' ';
272	>	ptr++;
273	>	}
274
275	<	fclose(f);
276	<	}
277	<	closedir(proc_dir);
275	>	if (len == 0) {
276	>	/* We want psargs to be NULL. */
277	>	if (VECTOR_RESIZE(psargs, 0) < 0) {
278	>	return NULL;
279	>	}
280	>	} else {
281	>	/* Not empty, so append a \0. */
282	>	if (VECTOR_RESIZE(psargs, len + 1) < 0) {
283	>	return NULL;
284	>	}
285	>	psargs[len] = '\0';
286	>	}
287	>
288	>	if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
289	>	return NULL;
290	>	}
291		#endif
292	+
293	+	proc_state_size++;
294	+	}
295	+	closedir(proc_dir);
296	+	#endif
297	+
298		#ifdef ALLBSD
299	<	if((kvmd = get_kvm()) == NULL){
299	>	mib[0] = CTL_KERN;
300	>	mib[1] = KERN_PROC;
301	>	mib[2] = KERN_PROC_ALL;
302	>
303	>	if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
304		return NULL;
305		}
306
307	<	kp_stats=kvm_getprocs(kvmd, KERN_PROC_ALL, 0, &procs);
307	>	procs = size / sizeof(struct kinfo_proc);
308
309	<	while(procs--){
309	>	kp_stats = sg_malloc(size);
310	>	if(kp_stats == NULL) {
311	>	return NULL;
312	>	}
313	>	memset(kp_stats, 0, size);
314	>
315	>	if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
316	>	free(kp_stats);
317	>	return NULL;
318	>	}
319	>
320	>	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
321	>	kvmd = sg_get_kvm2();
322	>	#endif
323	>
324	>	for (i = 0; i < procs; i++) {
325	>	const char *name;
326	>
327		#ifdef FREEBSD5
328	<	if (kp_stats[procs].ki_stat == SSLEEP) process_stat.sleeping++;
149	<	if (kp_stats[procs].ki_stat == SWAIT) process_stat.sleeping++;
150	<	if (kp_stats[procs].ki_stat == SLOCK) process_stat.sleeping++;
151	<	if (kp_stats[procs].ki_stat == SRUN) process_stat.running++;
152	<	if (kp_stats[procs].ki_stat == SIDL) process_stat.running++;
153	<	if (kp_stats[procs].ki_stat == SZOMB) process_stat.zombie++;
154	<	if (kp_stats[procs].ki_stat == SSTOP) process_stat.stopped++;
155	<
328	>	if (kp_stats[i].ki_stat == 0) {
329		#else
330	<	if (kp_stats[procs].kp_proc.p_stat == SSLEEP) process_stat.sleeping++;
158	<	if (kp_stats[procs].kp_proc.p_stat == SRUN) process_stat.running++;
159	<	if (kp_stats[procs].kp_proc.p_stat == SIDL) process_stat.running++;
160	<	if (kp_stats[procs].kp_proc.p_stat == SZOMB) process_stat.zombie++;
161	<	if (kp_stats[procs].kp_proc.p_stat == SSTOP) process_stat.stopped++;
330	>	if (kp_stats[i].kp_proc.p_stat == 0) {
331		#endif
332	+	/* FreeBSD 5 deliberately overallocates the array that
333	+	* the sysctl returns, so we'll get a few junk
334	+	* processes on the end that we have to ignore. (Search
335	+	* for "overestimate by 5 procs" in
336	+	* src/sys/kern/kern_proc.c for more details.) */
337	+	continue;
338	+	}
339	+
340	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
341	+	return NULL;
342	+	}
343	+	proc_state_ptr = proc_state+proc_state_size;
344	+
345	+	#ifdef FREEBSD5
346	+	name = kp_stats[i].ki_comm;
347	+	#elif defined(DFBSD)
348	+	name = kp_stats[i].kp_thread.td_comm;
349	+	#else
350	+	name = kp_stats[i].kp_proc.p_comm;
351	+	#endif
352	+	if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
353	+	return NULL;
354	+	}
355	+
356	+	#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
357	+	size = sizeof(buflen);
358	+
359	+	#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
382	+	mib[2] = KERN_PROC_ARGS;
383	+	mib[3] = kp_stats[i].ki_pid;
384	+	#else
385	+	mib[1] = KERN_PROC_ARGS;
386	+	mib[2] = kp_stats[i].kp_proc.p_pid;
387	+	mib[3] = KERN_PROC_ARGV;
388	+	#endif
389	+
390	+	free(proc_state_ptr->proctitle);
391	+	if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
392	+	free(proctitle);
393	+	proc_state_ptr->proctitle = NULL;
394	+	}
395	+	else if(size > 0) {
396	+	proc_state_ptr->proctitle = sg_malloc(size+1);
397	+	if(proc_state_ptr->proctitle == NULL) {
398	+	return NULL;
399	+	}
400	+	p = proctitle;
401	+	proc_state_ptr->proctitle[0] = '\0';
402	+	do {
403	+	sg_strlcat(proc_state_ptr->proctitle, p, size+1);
404	+	sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
405	+	p += strlen(p) + 1;
406	+	} while (p < proctitle + size);
407	+	free(proctitle);
408	+	/* remove trailing space */
409	+	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
410	+	}
411	+	else {
412	+	free(proctitle);
413	+	proc_state_ptr->proctitle = NULL;
414	+	}
415	+	#else
416	+	free(proc_state_ptr->proctitle);
417	+	if(kvmd != NULL) {
418	+	args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
419	+	if(args != NULL) {
420	+	argsp = args;
421	+	while(*argsp != NULL) {
422	+	argslen += strlen(*argsp) + 1;
423	+	argsp++;
424	+	}
425	+	proctitle = sg_malloc(argslen + 1);
426	+	proctitle[0] = '\0';
427	+	if(proctitle == NULL) {
428	+	return NULL;
429	+	}
430	+	while(*args != NULL) {
431	+	sg_strlcat(proctitle, *args, argslen + 1);
432	+	sg_strlcat(proctitle, " ", argslen + 1);
433	+	args++;
434	+	}
435	+	/* remove trailing space */
436	+	proctitle[strlen(proctitle)-1] = '\0';
437	+	proc_state_ptr->proctitle = proctitle;
438	+	}
439	+	else {
440	+	proc_state_ptr->proctitle = NULL;
441	+	}
442	+	}
443	+	else {
444	+	proc_state_ptr->proctitle = NULL;
445	+	}
446	+	#endif
447	+
448	+	#ifdef FREEBSD5
449	+	proc_state_ptr->pid = kp_stats[i].ki_pid;
450	+	proc_state_ptr->parent = kp_stats[i].ki_ppid;
451	+	proc_state_ptr->pgid = kp_stats[i].ki_pgid;
452	+	#else
453	+	proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
454	+	proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
455	+	proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
456	+	#endif
457	+
458	+	#ifdef FREEBSD5
459	+	proc_state_ptr->uid = kp_stats[i].ki_ruid;
460	+	proc_state_ptr->euid = kp_stats[i].ki_uid;
461	+	proc_state_ptr->gid = kp_stats[i].ki_rgid;
462	+	proc_state_ptr->egid = kp_stats[i].ki_svgid;
463	+	#elif defined(DFBSD)
464	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
465	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
466	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
467	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
468	+	#else
469	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
470	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
471	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
472	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
473	+	#endif
474	+
475	+	#ifdef FREEBSD5
476	+	proc_state_ptr->proc_size = kp_stats[i].ki_size;
477	+	/* This is in pages */
478	+	proc_state_ptr->proc_resident =
479	+	kp_stats[i].ki_rssize * getpagesize();
480	+	/* This is in microseconds */
481	+	proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
482	+	proc_state_ptr->cpu_percent =
483	+	((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
484	+	proc_state_ptr->nice = kp_stats[i].ki_nice;
485	+	#else
486	+	proc_state_ptr->proc_size =
487	+	kp_stats[i].kp_eproc.e_vm.vm_map.size;
488	+	/* This is in pages */
489	+	proc_state_ptr->proc_resident =
490	+	kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
491	+	#if defined(NETBSD) || defined(OPENBSD)
492	+	proc_state_ptr->time_spent =
493	+	kp_stats[i].kp_proc.p_rtime.tv_sec;
494	+	#elif defined(DFBSD)
495	+	proc_state_ptr->time_spent =
496	+	( kp_stats[i].kp_thread.td_uticks +
497	+	kp_stats[i].kp_thread.td_sticks +
498	+	kp_stats[i].kp_thread.td_iticks ) / 1000000;
499	+	#else
500	+	/* This is in microseconds */
501	+	proc_state_ptr->time_spent =
502	+	kp_stats[i].kp_proc.p_runtime / 1000000;
503	+	#endif
504	+	proc_state_ptr->cpu_percent =
505	+	((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
506	+	proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
507	+	#endif
508	+
509	+	#ifdef NETBSD2
510	+	{
511	+	size_t size;
512	+	int mib[5];
513	+
514	+	mib[0] = CTL_KERN;
515	+	mib[1] = KERN_LWP;
516	+	mib[2] = kp_stats[i].kp_proc.p_pid;
517	+	mib[3] = sizeof(struct kinfo_lwp);
518	+	mib[4] = 0;
519	+
520	+	if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
521	+	return NULL;
522	+	}
523	+
524	+	lwps = size / sizeof(struct kinfo_lwp);
525	+	mib[4] = lwps;
526	+
527	+	kl_stats = sg_malloc(size);
528	+	if(kl_stats == NULL) {
529	+	return NULL;
530	+	}
531	+
532	+	if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
533	+	return NULL;
534	+	}
535	+	}
536	+
537	+	switch(kp_stats[i].kp_proc.p_stat) {
538	+	case SIDL:
539	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
540	+	break;
541	+	case SACTIVE:
542	+	{
543	+	int i;
544	+
545	+	for(i = 0; i < lwps; i++) {
546	+	switch(kl_stats[i].l_stat) {
547	+	case LSONPROC:
548	+	case LSRUN:
549	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
550	+	goto end;
551	+	case LSSLEEP:
552	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
553	+	goto end;
554	+	case LSSTOP:
555	+	case LSSUSPENDED:
556	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
557	+	goto end;
558	+	}
559	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
560	+	}
561	+	end: ;
562	+	}
563	+	break;
564	+	case SSTOP:
565	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
566	+	break;
567	+	case SZOMB:
568	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
569	+	break;
570	+	default:
571	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
572	+	break;
573	+	}
574	+	#else
575	+	#ifdef FREEBSD5
576	+	switch (kp_stats[i].ki_stat) {
577	+	#else
578	+	switch (kp_stats[i].kp_proc.p_stat) {
579	+	#endif
580	+	case SIDL:
581	+	case SRUN:
582	+	#ifdef SONPROC
583	+	case SONPROC: /* NetBSD */
584	+	#endif
585	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
586	+	break;
587	+	case SSLEEP:
588	+	#ifdef SWAIT
589	+	case SWAIT: /* FreeBSD 5 */
590	+	#endif
591	+	#ifdef SLOCK
592	+	case SLOCK: /* FreeBSD 5 */
593	+	#endif
594	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
595	+	break;
596	+	case SSTOP:
597	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
598	+	break;
599	+	case SZOMB:
600	+	#ifdef SDEAD
601	+	case SDEAD: /* OpenBSD & NetBSD */
602	+	#endif
603	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
604	+	break;
605	+	default:
606	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
607	+	break;
608	+	}
609	+	#endif
610	+	proc_state_size++;
611		}
612	+
613	+	free(kp_stats);
614		#endif
615
616		#ifdef CYGWIN
617		return NULL;
618		#endif
619
620	<	process_stat.total=process_stat.sleeping+process_stat.running+process_stat.zombie+process_stat.stopped;
620	>	*entries = proc_state_size;
621	>	return proc_state;
622	>	}
623	>
624	>	sg_process_count *sg_get_process_count() {
625	>	static sg_process_count process_stat;
626	>	sg_process_stats *ps;
627	>	int ps_size, x;
628	>
629	>	process_stat.sleeping = 0;
630	>	process_stat.running = 0;
631	>	process_stat.zombie = 0;
632	>	process_stat.stopped = 0;
633	>	process_stat.total = 0;
634	>
635	>	ps = sg_get_process_stats(&ps_size);
636	>	if (ps == NULL) {
637	>	return NULL;
638	>	}
639	>
640	>	for(x = 0; x < ps_size; x++) {
641	>	switch (ps->state) {
642	>	case SG_PROCESS_STATE_RUNNING:
643	>	process_stat.running++;
644	>	break;
645	>	case SG_PROCESS_STATE_SLEEPING:
646	>	process_stat.sleeping++;
647	>	break;
648	>	case SG_PROCESS_STATE_STOPPED:
649	>	process_stat.stopped++;
650	>	break;
651	>	case SG_PROCESS_STATE_ZOMBIE:
652	>	process_stat.zombie++;
653	>	break;
654	>	default:
655	>	/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
656	>	* sg_process_count */
657	>	break;
658	>	}
659	>	ps++;
660	>	}
661	>
662	>	process_stat.total = ps_size;
663
664		return &process_stat;
665		}

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