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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 1.9 by pajs, Thu Oct 9 15:12:43 2003 UTC vs.
Revision 1.60 by ats, Wed Apr 7 10:27:53 2004 UTC

#	Line 1 | Line 1
1	<	/*
2	<	* i-scream central monitoring system
1	>	/*
2	>	* i-scream libstatgrab
3		* http://www.i-scream.org
4	<	* Copyright (C) 2000-2003 i-scream
4	>	* Copyright (C) 2000-2004 i-scream
5		*
6	<	* This program is free software; you can redistribute it and/or
7	<	* modify it under the terms of the GNU General Public License
8	<	* as published by the Free Software Foundation; either version 2
9	<	* of the License, or (at your option) any later version.
6	>	* This library is free software; you can redistribute it and/or
7	>	* modify it under the terms of the GNU Lesser General Public
8	>	* License as published by the Free Software Foundation; either
9	>	* version 2.1 of the License, or (at your option) any later version.
10		*
11	<	* This program is distributed in the hope that it will be useful,
11	>	* This library is distributed in the hope that it will be useful,
12		* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	<	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14	<	* GNU General Public License for more details.
13	>	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14	>	* Lesser General Public License for more details.
15		*
16	<	* You should have received a copy of the GNU General Public License
17	<	* along with this program; if not, write to the Free Software
18	<	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
16	>	* You should have received a copy of the GNU Lesser General Public
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 23 | 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 38 | Line 43
43		#define MAX_FILE_LENGTH PATH_MAX
44		#endif
45		#ifdef LINUX
46	<	#include "tools.h"
47	<	#include <linux/limits.h>
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 FREEBSD
54	<	#include <kvm.h>
48	<	#include <fcntl.h>
53	>	#ifdef ALLBSD
54	>	#include <stdlib.h>
55		#include <sys/param.h>
56		#include <sys/sysctl.h>
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 FREEBSD
118	<	struct kinfo_proc *kp_stats;
119	<	kvm_t *kvmd = NULL;
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;
78	<	process_stat.zombie=0;
79	<	process_stat.stopped=0;
80	<	process_stat.total=0;
81	<
82	<	#if defined(SOLARIS) || defined(LINUX)
83	<	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.
99	<	* Ah well, move onwards to the next one */
100	<	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){
214	<	fclose(f);
213	>
214	>	/* cpu */
215	>	proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime);
216	>	printf("%s  ut: %lu st: %lu up: %lu start: %lu\n", proc_state_ptr->process_name, utime, stime, uptime , starttime);
217	>
218	>	fclose(f);
219	>
220	>	/* proctitle */
221	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
222	>
223	>	if((fn=open(filename, O_RDONLY)) == -1){
224	>	/* Open failed.. Process since vanished, or the path was too long.
225	>	* Ah well, move onwards to the next one */
226	>	continue;
227	>	}
228	>
229	>	#define READ_BLOCK_SIZE 128
230	>	len = 0;
231	>	do {
232	>	if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
233	>	return NULL;
234	>	}
235	>	rc = read(fn, psargs + len, READ_BLOCK_SIZE);
236	>	if (rc > 0) {
237	>	len += rc;
238	>	}
239	>	} while (rc == READ_BLOCK_SIZE);
240	>	close(fn);
241	>
242	>	if (rc == -1) {
243	>	/* Read failed; move on. */
244		continue;
245		}
246	<	line_ptr++;
247	<	if(line_ptr=='\0'){
248	<	fclose(f);
249	<	continue;
246	>
247	>	/* Turn \0s into spaces within the command line. */
248	>	ptr = psargs;
249	>	for(x = 0; x < len; x++) {
250	>	if (*ptr == '\0') *ptr = ' ';
251	>	ptr++;
252		}
253
254	<	if(*line_ptr=='S') process_stat.sleeping++;
255	<	if(*line_ptr=='R') process_stat.running++;
256	<	if(*line_ptr=='Z') process_stat.zombie++;
257	<	if(*line_ptr=='T') process_stat.stopped++;
258	<	if(*line_ptr=='D') process_stat.stopped++;
259	<	#endif
254	>	if (len == 0) {
255	>	/* We want psargs to be NULL. */
256	>	if (VECTOR_RESIZE(psargs, 0) < 0) {
257	>	return NULL;
258	>	}
259	>	} else {
260	>	/* Not empty, so append a \0. */
261	>	if (VECTOR_RESIZE(psargs, len + 1) < 0) {
262	>	return NULL;
263	>	}
264	>	psargs[len] = '\0';
265	>	}
266
267	<	fclose(f);
268	<	}
269	<	closedir(proc_dir);
267	>	if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
268	>	return NULL;
269	>	}
270		#endif
271	<	#ifdef FREEBSD
272	<	if((kvmd = kvm_openfiles(NULL, NULL, NULL, O_RDONLY, NULL)) == NULL){
271	>
272	>	proc_state_size++;
273	>	}
274	>	closedir(proc_dir);
275	>	#endif
276	>
277	>	#ifdef ALLBSD
278	>	mib[0] = CTL_KERN;
279	>	mib[1] = KERN_PROC;
280	>	mib[2] = KERN_PROC_ALL;
281	>
282	>	if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
283		return NULL;
284		}
285
286	<	kp_stats=kvm_getprocs(kvmd, KERN_PROC_ALL, 0, &procs);
286	>	procs = size / sizeof(struct kinfo_proc);
287
288	<	while(procs--){
288	>	kp_stats = malloc(size);
289	>	if(kp_stats == NULL) {
290	>	return NULL;
291	>	}
292	>	memset(kp_stats, 0, size);
293	>
294	>	if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
295	>	free(kp_stats);
296	>	return NULL;
297	>	}
298	>
299	>	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
300	>	kvmd = sg_get_kvm2();
301	>	#endif
302	>
303	>	for (i = 0; i < procs; i++) {
304	>	const char *name;
305	>
306		#ifdef FREEBSD5
307	<	if (kp_stats[procs].ki_stat == SSLEEP) process_stat.sleeping++;
147	<	if (kp_stats[procs].ki_stat == SRUN) process_stat.running++;
148	<	if (kp_stats[procs].ki_stat == SIDL) process_stat.running++;
149	<	if (kp_stats[procs].ki_stat == SZOMB) process_stat.zombie++;
150	<	if (kp_stats[procs].ki_stat == SSTOP) process_stat.stopped++;
307	>	if (kp_stats[i].ki_stat == 0) {
308		#else
309	<	if (kp_stats[procs].kp_proc.p_stat == SSLEEP) process_stat.sleeping++;
153	<	if (kp_stats[procs].kp_proc.p_stat == SRUN) process_stat.running++;
154	<	if (kp_stats[procs].kp_proc.p_stat == SIDL) process_stat.running++;
155	<	if (kp_stats[procs].kp_proc.p_stat == SZOMB) process_stat.zombie++;
156	<	if (kp_stats[procs].kp_proc.p_stat == SSTOP) process_stat.stopped++;
309	>	if (kp_stats[i].kp_proc.p_stat == 0) {
310		#endif
311	+	/* FreeBSD 5 deliberately overallocates the array that
312	+	* the sysctl returns, so we'll get a few junk
313	+	* processes on the end that we have to ignore. (Search
314	+	* for "overestimate by 5 procs" in
315	+	* src/sys/kern/kern_proc.c for more details.) */
316	+	continue;
317	+	}
318	+
319	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
320	+	return NULL;
321	+	}
322	+	proc_state_ptr = proc_state+proc_state_size;
323	+
324	+	#ifdef FREEBSD5
325	+	name = kp_stats[i].ki_comm;
326	+	#elif defined(DFBSD)
327	+	name = kp_stats[i].kp_thread.td_comm;
328	+	#else
329	+	name = kp_stats[i].kp_proc.p_comm;
330	+	#endif
331	+	if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
332	+	return NULL;
333	+	}
334	+
335	+	#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
336	+	size = sizeof(buflen);
337	+
338	+	#ifdef FREEBSD5
339	+	if(sysctlbyname("kern.ps_arg_cache_limit", &buflen, &size, NULL, 0) < 0) {
340	+	return NULL;
341	+	}
342	+	#else
343	+	/* FIXME - this value can be too large on some of
344	+	the BSD's, which causes sysctl not to return
345	+	anything. Maybe we need something smaller? */
346	+	mib[1] = KERN_ARGMAX;
347	+
348	+	if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) {
349	+	return NULL;
350	+	}
351	+	#endif
352	+
353	+	proctitle = malloc(buflen);
354	+	if(proctitle == NULL) {
355	+	return NULL;
356	+	}
357	+
358	+	size = buflen;
359	+
360	+	#ifdef FREEBSD5
361	+	mib[2] = KERN_PROC_ARGS;
362	+	mib[3] = kp_stats[i].ki_pid;
363	+	#else
364	+	mib[1] = KERN_PROC_ARGS;
365	+	mib[2] = kp_stats[i].kp_proc.p_pid;
366	+	mib[3] = KERN_PROC_ARGV;
367	+	#endif
368	+
369	+	free(proc_state_ptr->proctitle);
370	+	if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
371	+	free(proctitle);
372	+	proc_state_ptr->proctitle = NULL;
373	+	}
374	+	else if(size > 0) {
375	+	proc_state_ptr->proctitle = malloc(size+1);
376	+	if(proc_state_ptr->proctitle == NULL) {
377	+	return NULL;
378	+	}
379	+	p = proctitle;
380	+	proc_state_ptr->proctitle[0] = '\0';
381	+	do {
382	+	sg_strlcat(proc_state_ptr->proctitle, p, size+1);
383	+	sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
384	+	p += strlen(p) + 1;
385	+	} while (p < proctitle + size);
386	+	free(proctitle);
387	+	/* remove trailing space */
388	+	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
389	+	}
390	+	else {
391	+	free(proctitle);
392	+	proc_state_ptr->proctitle = NULL;
393	+	}
394	+	#else
395	+	free(proc_state_ptr->proctitle);
396	+	if(kvmd != NULL) {
397	+	args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
398	+	if(args != NULL) {
399	+	argsp = args;
400	+	while(*argsp != NULL) {
401	+	argslen += strlen(*argsp) + 1;
402	+	argsp++;
403	+	}
404	+	proctitle = malloc(argslen + 1);
405	+	proctitle[0] = '\0';
406	+	if(proctitle == NULL) {
407	+	return NULL;
408	+	}
409	+	while(*args != NULL) {
410	+	sg_strlcat(proctitle, *args, argslen + 1);
411	+	sg_strlcat(proctitle, " ", argslen + 1);
412	+	args++;
413	+	}
414	+	/* remove trailing space */
415	+	proctitle[strlen(proctitle)-1] = '\0';
416	+	proc_state_ptr->proctitle = proctitle;
417	+	}
418	+	else {
419	+	proc_state_ptr->proctitle = NULL;
420	+	}
421	+	}
422	+	else {
423	+	proc_state_ptr->proctitle = NULL;
424	+	}
425	+	#endif
426	+
427	+	#ifdef FREEBSD5
428	+	proc_state_ptr->pid = kp_stats[i].ki_pid;
429	+	proc_state_ptr->parent = kp_stats[i].ki_ppid;
430	+	proc_state_ptr->pgid = kp_stats[i].ki_pgid;
431	+	#else
432	+	proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
433	+	proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
434	+	proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
435	+	#endif
436	+
437	+	#ifdef FREEBSD5
438	+	proc_state_ptr->uid = kp_stats[i].ki_ruid;
439	+	proc_state_ptr->euid = kp_stats[i].ki_uid;
440	+	proc_state_ptr->gid = kp_stats[i].ki_rgid;
441	+	proc_state_ptr->egid = kp_stats[i].ki_svgid;
442	+	#elif defined(DFBSD)
443	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
444	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
445	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
446	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
447	+	#else
448	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
449	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
450	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
451	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
452	+	#endif
453	+
454	+	#ifdef FREEBSD5
455	+	proc_state_ptr->proc_size = kp_stats[i].ki_size;
456	+	/* This is in pages */
457	+	proc_state_ptr->proc_resident =
458	+	kp_stats[i].ki_rssize * getpagesize();
459	+	/* This is in microseconds */
460	+	proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
461	+	proc_state_ptr->cpu_percent =
462	+	((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
463	+	proc_state_ptr->nice = kp_stats[i].ki_nice;
464	+	#else
465	+	proc_state_ptr->proc_size =
466	+	kp_stats[i].kp_eproc.e_vm.vm_map.size;
467	+	/* This is in pages */
468	+	proc_state_ptr->proc_resident =
469	+	kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
470	+	#if defined(NETBSD) || defined(OPENBSD)
471	+	proc_state_ptr->time_spent =
472	+	kp_stats[i].kp_proc.p_rtime.tv_sec;
473	+	#elif defined(DFBSD)
474	+	proc_state_ptr->time_spent =
475	+	( kp_stats[i].kp_thread.td_uticks +
476	+	kp_stats[i].kp_thread.td_sticks +
477	+	kp_stats[i].kp_thread.td_iticks ) / 1000000;
478	+	#else
479	+	/* This is in microseconds */
480	+	proc_state_ptr->time_spent =
481	+	kp_stats[i].kp_proc.p_runtime / 1000000;
482	+	#endif
483	+	proc_state_ptr->cpu_percent =
484	+	((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
485	+	proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
486	+	#endif
487	+
488	+	#ifdef NETBSD2
489	+	{
490	+	size_t size;
491	+	int mib[5];
492	+
493	+	mib[0] = CTL_KERN;
494	+	mib[1] = KERN_LWP;
495	+	mib[2] = kp_stats[i].kp_proc.p_pid;
496	+	mib[3] = sizeof(struct kinfo_lwp);
497	+	mib[4] = 0;
498	+
499	+	if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
500	+	return NULL;
501	+	}
502	+
503	+	lwps = size / sizeof(struct kinfo_lwp);
504	+	mib[4] = lwps;
505	+
506	+	kl_stats = malloc(size);
507	+	if(kl_stats == NULL) {
508	+	return NULL;
509	+	}
510	+
511	+	if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
512	+	return NULL;
513	+	}
514	+	}
515	+
516	+	switch(kp_stats[i].kp_proc.p_stat) {
517	+	case SIDL:
518	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
519	+	break;
520	+	case SACTIVE:
521	+	{
522	+	int i;
523	+
524	+	for(i = 0; i < lwps; i++) {
525	+	switch(kl_stats[i].l_stat) {
526	+	case LSONPROC:
527	+	case LSRUN:
528	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
529	+	goto end;
530	+	case LSSLEEP:
531	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
532	+	goto end;
533	+	case LSSTOP:
534	+	case LSSUSPENDED:
535	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
536	+	goto end;
537	+	}
538	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
539	+	}
540	+	end: ;
541	+	}
542	+	break;
543	+	case SSTOP:
544	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
545	+	break;
546	+	case SZOMB:
547	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
548	+	break;
549	+	default:
550	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
551	+	break;
552	+	}
553	+	#else
554	+	#ifdef FREEBSD5
555	+	switch (kp_stats[i].ki_stat) {
556	+	#else
557	+	switch (kp_stats[i].kp_proc.p_stat) {
558	+	#endif
559	+	case SIDL:
560	+	case SRUN:
561	+	#ifdef SONPROC
562	+	case SONPROC: /* NetBSD */
563	+	#endif
564	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
565	+	break;
566	+	case SSLEEP:
567	+	#ifdef SWAIT
568	+	case SWAIT: /* FreeBSD 5 */
569	+	#endif
570	+	#ifdef SLOCK
571	+	case SLOCK: /* FreeBSD 5 */
572	+	#endif
573	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
574	+	break;
575	+	case SSTOP:
576	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
577	+	break;
578	+	case SZOMB:
579	+	#ifdef SDEAD
580	+	case SDEAD: /* OpenBSD & NetBSD */
581	+	#endif
582	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
583	+	break;
584	+	default:
585	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
586	+	break;
587	+	}
588	+	#endif
589	+	proc_state_size++;
590		}
591
592	<	kvm_close(kvmd);
592	>	free(kp_stats);
593		#endif
594
595	<	process_stat.total=process_stat.sleeping+process_stat.running+process_stat.zombie+process_stat.stopped;
595	>	#ifdef CYGWIN
596	>	return NULL;
597	>	#endif
598	>
599	>	*entries = proc_state_size;
600	>	return proc_state;
601	>	}
602	>
603	>	sg_process_count *sg_get_process_count() {
604	>	static sg_process_count process_stat;
605	>	sg_process_stats *ps;
606	>	int ps_size, x;
607	>
608	>	process_stat.sleeping = 0;
609	>	process_stat.running = 0;
610	>	process_stat.zombie = 0;
611	>	process_stat.stopped = 0;
612	>	process_stat.total = 0;
613	>
614	>	ps = sg_get_process_stats(&ps_size);
615	>	if (ps == NULL) {
616	>	return NULL;
617	>	}
618	>
619	>	for(x = 0; x < ps_size; x++) {
620	>	switch (ps->state) {
621	>	case SG_PROCESS_STATE_RUNNING:
622	>	process_stat.running++;
623	>	break;
624	>	case SG_PROCESS_STATE_SLEEPING:
625	>	process_stat.sleeping++;
626	>	break;
627	>	case SG_PROCESS_STATE_STOPPED:
628	>	process_stat.stopped++;
629	>	break;
630	>	case SG_PROCESS_STATE_ZOMBIE:
631	>	process_stat.zombie++;
632	>	break;
633	>	default:
634	>	/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
635	>	* sg_process_count */
636	>	break;
637	>	}
638	>	ps++;
639	>	}
640	>
641	>	process_stat.total = ps_size;
642	>
643		return &process_stat;
644		}

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