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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 1.14 by tdb, Mon Nov 10 21:07:04 2003 UTC vs.
Revision 1.58 by pajs, Tue Apr 6 16:29:44 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 31 | Line 36
36		#include <string.h>
37		#endif
38
34	–	#include "tools.h"
39		#ifdef SOLARIS
40		#include <procfs.h>
41		#include <limits.h>
#	Line 39 | Line 43
43		#define MAX_FILE_LENGTH PATH_MAX
44		#endif
45		#ifdef LINUX
42	–	#ifdef CYGWIN
46		#include <limits.h>
47	<	#else
48	<	#include <linux/limits.h>
49	<	#endif
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
55	<	#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	+	#include <tools.h>
69	+	#endif
70	+	#include <unistd.h>
71	+	#ifdef NETBSD2
72	+	#include <sys/lwp.h>
73	+	#endif
74	+	#endif
75
76	<	process_stat_t *get_process_stats(){
76	>	static void proc_state_init(sg_process_stats *s) {
77	>	s->process_name = NULL;
78	>	s->proctitle = NULL;
79	>	}
80
81	<	static process_stat_t process_stat;
81	>	static void proc_state_destroy(sg_process_stats *s) {
82	>	free(s->process_name);
83	>	free(s->proctitle);
84	>	}
85
86	<	#if defined(SOLARIS) || defined(LINUX)
87	<	DIR *proc_dir;
88	<	struct dirent *dir_entry;
89	<	char filename[MAX_FILE_LENGTH];
90	<	FILE *f;
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 LINUX
106	<	char *line_ptr;
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;
113	+	char filename[MAX_FILE_LENGTH];
114	+	FILE *f;
115		#ifdef SOLARIS
116		psinfo_t process_info;
117		#endif
118	<	#ifdef ALLBSD
119	<	struct kinfo_proc *kp_stats;
120	<	kvm_t *kvmd;
121	<	int procs;
118	>	#ifdef LINUX
119	>	char s;
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	>	VECTOR_DECLARE_STATIC(psargs, char, 128, NULL, NULL);
124	>	unsigned long stime, utime, starttime;
125	>	int x;
126	>	int fn;
127	>	int len;
128	>	int rc;
129	>	time_t uptime;
130		#endif
131
132	<	process_stat.sleeping=0;
133	<	process_stat.running=0;
83	<	process_stat.zombie=0;
84	<	process_stat.stopped=0;
85	<	process_stat.total=0;
86	<
87	<	#if defined(SOLARIS) || defined(LINUX)
88	<	if((proc_dir=opendir(PROC_LOCATION))==NULL){
132	>	#ifdef LINUX
133	>	if ((f=fopen("/proc/uptime", "r")) == NULL) {
134		return NULL;
135		}
136	+	if((fscanf(f,"%lu %*d",&uptime)) != 1){
137	+	return NULL;
138	+	}
139	+	fclose(f);
140	+	#endif
141
142	<	while((dir_entry=readdir(proc_dir))!=NULL){
143	<	if(atoi(dir_entry->d_name) == 0) continue;
142	>	if((proc_dir=opendir(PROC_LOCATION))==NULL){
143	>	return NULL;
144	>	}
145
146	+	while((dir_entry=readdir(proc_dir))!=NULL){
147	+	if(atoi(dir_entry->d_name) == 0) continue;
148	+
149		#ifdef SOLARIS
150	<	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
150	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
151		#endif
152		#ifdef LINUX
153	<	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
153	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name);
154		#endif
155	+	if((f=fopen(filename, "r"))==NULL){
156	+	/* Open failed.. Process since vanished, or the path was too long.
157	+	* Ah well, move onwards to the next one */
158	+	continue;
159	+	}
160	+	#ifdef SOLARIS
161	+	fread(&process_info, sizeof(psinfo_t), 1, f);
162	+	#endif
163
164	<	if((f=fopen(filename, "r"))==NULL){
165	<	/* Open failed.. Process since vanished, or the path was too long.
104	<	* Ah well, move onwards to the next one */
105	<	continue;
164	>	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
165	>	return NULL;
166		}
167	+	proc_state_ptr = proc_state+proc_state_size;
168
169	<	#ifdef SOLARIS
170	<	fread(&process_info, sizeof(psinfo_t), 1, f);
171	<	if(process_info.pr_lwp.pr_state==1) process_stat.sleeping++;
172	<	if(process_info.pr_lwp.pr_state==2) process_stat.running++;
173	<	if(process_info.pr_lwp.pr_state==3) process_stat.zombie++;
174	<	if(process_info.pr_lwp.pr_state==4) process_stat.stopped++;
175	<	if(process_info.pr_lwp.pr_state==6) process_stat.running++;
169	>	#ifdef SOLARIS
170	>	proc_state_ptr->pid = process_info.pr_pid;
171	>	proc_state_ptr->parent = process_info.pr_ppid;
172	>	proc_state_ptr->pgid = process_info.pr_pgid;
173	>	proc_state_ptr->uid = process_info.pr_uid;
174	>	proc_state_ptr->euid = process_info.pr_euid;
175	>	proc_state_ptr->gid = process_info.pr_gid;
176	>	proc_state_ptr->egid = process_info.pr_egid;
177	>	proc_state_ptr->proc_size = (process_info.pr_size) * 1024;
178	>	proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024;
179	>	proc_state_ptr->time_spent = process_info.pr_time.tv_sec;
180	>	proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000;
181	>	proc_state_ptr->process_name = strdup(process_info.pr_fname);
182	>	proc_state_ptr->proctitle = strdup(process_info.pr_psargs);
183	>
184	>	if(process_info.pr_lwp.pr_state==1) proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
185	>	if(process_info.pr_lwp.pr_state==2) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
186	>	if(process_info.pr_lwp.pr_state==3) proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
187	>	if(process_info.pr_lwp.pr_state==4) proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
188	>	if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
189		#endif
190		#ifdef LINUX
191	<	if((line_ptr=f_read_line(f, "State:"))==NULL){
192	<	fclose(f);
193	<	continue;
191	>	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));
192	>	/* +3 becuase man page says "Resident  Set Size: number of pages the process has in real memory, minus 3 for administrative purposes." */
193	>	proc_state_ptr->proc_resident = (proc_state_ptr->proc_resident + 3) * getpagesize();
194	>	if(s == 'S') proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
195	>	if(s == 'R') proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
196	>	if(s == 'Z') proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
197	>	if(s == 'T') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
198	>	if(s == 'D') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
199	>
200	>	/* pa_name[0] should = '(' */
201	>	ptr = strchr(&ps_name[1], ')');
202	>	if(ptr !=NULL) *ptr='\0';
203	>
204	>	if (sg_update_string(&proc_state_ptr->process_name,
205	>	&ps_name[1]) < 0) {
206	>	return NULL;
207		}
208	<	if((line_ptr=strchr(line_ptr, '\t'))==NULL){
209	<	fclose(f);
208	>
209	>	/* cpu */
210	>	proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime);
211	>	printf("%s  ut: %lu st: %lu up: %lu start: %lu\n", proc_state_ptr->process_name, utime, stime, uptime , starttime);
212	>
213	>	fclose(f);
214	>
215	>	/* proctitle */
216	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
217	>
218	>	if((fn=open(filename, O_RDONLY)) == -1){
219	>	/* Open failed.. Process since vanished, or the path was too long.
220	>	* Ah well, move onwards to the next one */
221	>	continue;
222	>	}
223	>
224	>	#define READ_BLOCK_SIZE 128
225	>	len = 0;
226	>	do {
227	>	if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
228	>	return NULL;
229	>	}
230	>	rc = read(fn, psargs + len, READ_BLOCK_SIZE);
231	>	if (rc > 0) {
232	>	len += rc;
233	>	}
234	>	} while (rc == READ_BLOCK_SIZE);
235	>	close(fn);
236	>
237	>	if (rc == -1) {
238	>	/* Read failed; move on. */
239		continue;
240		}
241	<	line_ptr++;
242	<	if(line_ptr=='\0'){
243	<	fclose(f);
244	<	continue;
241	>
242	>	/* Turn \0s into spaces within the command line. */
243	>	ptr = psargs;
244	>	for(x = 0; x < len; x++) {
245	>	if (*ptr == '\0') *ptr = ' ';
246	>	ptr++;
247		}
248
249	<	if(*line_ptr=='S') process_stat.sleeping++;
250	<	if(*line_ptr=='R') process_stat.running++;
251	<	if(*line_ptr=='Z') process_stat.zombie++;
252	<	if(*line_ptr=='T') process_stat.stopped++;
253	<	if(*line_ptr=='D') process_stat.stopped++;
254	<	#endif
249	>	if (len == 0) {
250	>	/* We want psargs to be NULL. */
251	>	if (VECTOR_RESIZE(psargs, 0) < 0) {
252	>	return NULL;
253	>	}
254	>	} else {
255	>	/* Not empty, so append a \0. */
256	>	if (VECTOR_RESIZE(psargs, len + 1) < 0) {
257	>	return NULL;
258	>	}
259	>	psargs[len] = '\0';
260	>	}
261
262	<	fclose(f);
263	<	}
264	<	closedir(proc_dir);
262	>	if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
263	>	return NULL;
264	>	}
265		#endif
266	+
267	+	proc_state_size++;
268	+	}
269	+	closedir(proc_dir);
270	+	#endif
271	+
272		#ifdef ALLBSD
273	<	if((kvmd = get_kvm()) == NULL){
273	>	mib[0] = CTL_KERN;
274	>	mib[1] = KERN_PROC;
275	>	mib[2] = KERN_PROC_ALL;
276	>
277	>	if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
278		return NULL;
279		}
280
281	<	kp_stats=kvm_getprocs(kvmd, KERN_PROC_ALL, 0, &procs);
281	>	procs = size / sizeof(struct kinfo_proc);
282
283	<	while(procs--){
283	>	kp_stats = malloc(size);
284	>	if(kp_stats == NULL) {
285	>	return NULL;
286	>	}
287	>	memset(kp_stats, 0, size);
288	>
289	>	if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
290	>	free(kp_stats);
291	>	return NULL;
292	>	}
293	>
294	>	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
295	>	kvmd = sg_get_kvm2();
296	>	#endif
297	>
298	>	for (i = 0; i < procs; i++) {
299	>	const char *name;
300	>
301		#ifdef FREEBSD5
302	<	if (kp_stats[procs].ki_stat == SSLEEP) process_stat.sleeping++;
152	<	if (kp_stats[procs].ki_stat == SWAIT) process_stat.sleeping++;
153	<	if (kp_stats[procs].ki_stat == SLOCK) process_stat.sleeping++;
154	<	if (kp_stats[procs].ki_stat == SRUN) process_stat.running++;
155	<	if (kp_stats[procs].ki_stat == SIDL) process_stat.running++;
156	<	if (kp_stats[procs].ki_stat == SZOMB) process_stat.zombie++;
157	<	if (kp_stats[procs].ki_stat == SSTOP) process_stat.stopped++;
158	<
302	>	if (kp_stats[i].ki_stat == 0) {
303		#else
304	<	if (kp_stats[procs].kp_proc.p_stat == SSLEEP) process_stat.sleeping++;
161	<	if (kp_stats[procs].kp_proc.p_stat == SRUN) process_stat.running++;
162	<	if (kp_stats[procs].kp_proc.p_stat == SIDL) process_stat.running++;
163	<	if (kp_stats[procs].kp_proc.p_stat == SZOMB) process_stat.zombie++;
164	<	if (kp_stats[procs].kp_proc.p_stat == SSTOP) process_stat.stopped++;
304	>	if (kp_stats[i].kp_proc.p_stat == 0) {
305		#endif
306	+	/* FreeBSD 5 deliberately overallocates the array that
307	+	* the sysctl returns, so we'll get a few junk
308	+	* processes on the end that we have to ignore. (Search
309	+	* for "overestimate by 5 procs" in
310	+	* src/sys/kern/kern_proc.c for more details.) */
311	+	continue;
312	+	}
313	+
314	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
315	+	return NULL;
316	+	}
317	+	proc_state_ptr = proc_state+proc_state_size;
318	+
319	+	#ifdef FREEBSD5
320	+	name = kp_stats[i].ki_comm;
321	+	#elif defined(DFBSD)
322	+	name = kp_stats[i].kp_thread.td_comm;
323	+	#else
324	+	name = kp_stats[i].kp_proc.p_comm;
325	+	#endif
326	+	if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
327	+	return NULL;
328	+	}
329	+
330	+	#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
331	+	size = sizeof(buflen);
332	+
333	+	#ifdef FREEBSD5
334	+	if(sysctlbyname("kern.ps_arg_cache_limit", &buflen, &size, NULL, 0) < 0) {
335	+	return NULL;
336	+	}
337	+	#else
338	+	/* FIXME - this value can be too large on some of
339	+	the BSD's, which causes sysctl not to return
340	+	anything. Maybe we need something smaller? */
341	+	mib[1] = KERN_ARGMAX;
342	+
343	+	if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) {
344	+	return NULL;
345	+	}
346	+	#endif
347	+
348	+	proctitle = malloc(buflen);
349	+	if(proctitle == NULL) {
350	+	return NULL;
351	+	}
352	+
353	+	size = buflen;
354	+
355	+	#ifdef FREEBSD5
356	+	mib[2] = KERN_PROC_ARGS;
357	+	mib[3] = kp_stats[i].ki_pid;
358	+	#else
359	+	mib[1] = KERN_PROC_ARGS;
360	+	mib[2] = kp_stats[i].kp_proc.p_pid;
361	+	mib[3] = KERN_PROC_ARGV;
362	+	#endif
363	+
364	+	free(proc_state_ptr->proctitle);
365	+	if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
366	+	free(proctitle);
367	+	proc_state_ptr->proctitle = NULL;
368	+	}
369	+	else if(size > 0) {
370	+	proc_state_ptr->proctitle = malloc(size+1);
371	+	if(proc_state_ptr->proctitle == NULL) {
372	+	return NULL;
373	+	}
374	+	p = proctitle;
375	+	proc_state_ptr->proctitle[0] = '\0';
376	+	do {
377	+	sg_strlcat(proc_state_ptr->proctitle, p, size+1);
378	+	sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
379	+	p += strlen(p) + 1;
380	+	} while (p < proctitle + size);
381	+	free(proctitle);
382	+	/* remove trailing space */
383	+	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
384	+	}
385	+	else {
386	+	free(proctitle);
387	+	proc_state_ptr->proctitle = NULL;
388	+	}
389	+	#else
390	+	free(proc_state_ptr->proctitle);
391	+	if(kvmd != NULL) {
392	+	args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
393	+	if(args != NULL) {
394	+	argsp = args;
395	+	while(*argsp != NULL) {
396	+	argslen += strlen(*argsp) + 1;
397	+	argsp++;
398	+	}
399	+	proctitle = malloc(argslen + 1);
400	+	proctitle[0] = '\0';
401	+	if(proctitle == NULL) {
402	+	return NULL;
403	+	}
404	+	while(*args != NULL) {
405	+	sg_strlcat(proctitle, *args, argslen + 1);
406	+	sg_strlcat(proctitle, " ", argslen + 1);
407	+	args++;
408	+	}
409	+	/* remove trailing space */
410	+	proctitle[strlen(proctitle)-1] = '\0';
411	+	proc_state_ptr->proctitle = proctitle;
412	+	}
413	+	else {
414	+	proc_state_ptr->proctitle = NULL;
415	+	}
416	+	}
417	+	else {
418	+	proc_state_ptr->proctitle = NULL;
419	+	}
420	+	#endif
421	+
422	+	#ifdef FREEBSD5
423	+	proc_state_ptr->pid = kp_stats[i].ki_pid;
424	+	proc_state_ptr->parent = kp_stats[i].ki_ppid;
425	+	proc_state_ptr->pgid = kp_stats[i].ki_pgid;
426	+	#else
427	+	proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
428	+	proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
429	+	proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
430	+	#endif
431	+
432	+	#ifdef FREEBSD5
433	+	proc_state_ptr->uid = kp_stats[i].ki_ruid;
434	+	proc_state_ptr->euid = kp_stats[i].ki_uid;
435	+	proc_state_ptr->gid = kp_stats[i].ki_rgid;
436	+	proc_state_ptr->egid = kp_stats[i].ki_svgid;
437	+	#elif defined(DFBSD)
438	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
439	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
440	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
441	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
442	+	#else
443	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
444	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
445	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
446	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
447	+	#endif
448	+
449	+	#ifdef FREEBSD5
450	+	proc_state_ptr->proc_size = kp_stats[i].ki_size;
451	+	/* This is in pages */
452	+	proc_state_ptr->proc_resident =
453	+	kp_stats[i].ki_rssize * getpagesize();
454	+	/* This is in microseconds */
455	+	proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
456	+	proc_state_ptr->cpu_percent =
457	+	((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
458	+	proc_state_ptr->nice = kp_stats[i].ki_nice;
459	+	#else
460	+	proc_state_ptr->proc_size =
461	+	kp_stats[i].kp_eproc.e_vm.vm_map.size;
462	+	/* This is in pages */
463	+	proc_state_ptr->proc_resident =
464	+	kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
465	+	#if defined(NETBSD) || defined(OPENBSD)
466	+	proc_state_ptr->time_spent =
467	+	kp_stats[i].kp_proc.p_rtime.tv_sec;
468	+	#elif defined(DFBSD)
469	+	proc_state_ptr->time_spent =
470	+	( kp_stats[i].kp_thread.td_uticks +
471	+	kp_stats[i].kp_thread.td_sticks +
472	+	kp_stats[i].kp_thread.td_iticks ) / 1000000;
473	+	#else
474	+	/* This is in microseconds */
475	+	proc_state_ptr->time_spent =
476	+	kp_stats[i].kp_proc.p_runtime / 1000000;
477	+	#endif
478	+	proc_state_ptr->cpu_percent =
479	+	((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
480	+	proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
481	+	#endif
482	+
483	+	#ifdef NETBSD2
484	+	{
485	+	size_t size;
486	+	int mib[5];
487	+
488	+	mib[0] = CTL_KERN;
489	+	mib[1] = KERN_LWP;
490	+	mib[2] = kp_stats[i].kp_proc.p_pid;
491	+	mib[3] = sizeof(struct kinfo_lwp);
492	+	mib[4] = 0;
493	+
494	+	if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
495	+	return NULL;
496	+	}
497	+
498	+	lwps = size / sizeof(struct kinfo_lwp);
499	+	mib[4] = lwps;
500	+
501	+	kl_stats = malloc(size);
502	+	if(kl_stats == NULL) {
503	+	return NULL;
504	+	}
505	+
506	+	if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
507	+	return NULL;
508	+	}
509	+	}
510	+
511	+	switch(kp_stats[i].kp_proc.p_stat) {
512	+	case SIDL:
513	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
514	+	break;
515	+	case SACTIVE:
516	+	{
517	+	int i;
518	+
519	+	for(i = 0; i < lwps; i++) {
520	+	switch(kl_stats[i].l_stat) {
521	+	case LSONPROC:
522	+	case LSRUN:
523	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
524	+	goto end;
525	+	case LSSLEEP:
526	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
527	+	goto end;
528	+	case LSSTOP:
529	+	case LSSUSPENDED:
530	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
531	+	goto end;
532	+	}
533	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
534	+	}
535	+	end: ;
536	+	}
537	+	break;
538	+	case SSTOP:
539	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
540	+	break;
541	+	case SZOMB:
542	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
543	+	break;
544	+	default:
545	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
546	+	break;
547	+	}
548	+	#else
549	+	#ifdef FREEBSD5
550	+	switch (kp_stats[i].ki_stat) {
551	+	#else
552	+	switch (kp_stats[i].kp_proc.p_stat) {
553	+	#endif
554	+	case SIDL:
555	+	case SRUN:
556	+	#ifdef SONPROC
557	+	case SONPROC: /* NetBSD */
558	+	#endif
559	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
560	+	break;
561	+	case SSLEEP:
562	+	#ifdef SWAIT
563	+	case SWAIT: /* FreeBSD 5 */
564	+	#endif
565	+	#ifdef SLOCK
566	+	case SLOCK: /* FreeBSD 5 */
567	+	#endif
568	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
569	+	break;
570	+	case SSTOP:
571	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
572	+	break;
573	+	case SZOMB:
574	+	#ifdef SDEAD
575	+	case SDEAD: /* OpenBSD & NetBSD */
576	+	#endif
577	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
578	+	break;
579	+	default:
580	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
581	+	break;
582	+	}
583	+	#endif
584	+	proc_state_size++;
585		}
586	+
587	+	free(kp_stats);
588		#endif
589
590	<	process_stat.total=process_stat.sleeping+process_stat.running+process_stat.zombie+process_stat.stopped;
590	>	#ifdef CYGWIN
591	>	return NULL;
592	>	#endif
593	>
594	>	*entries = proc_state_size;
595	>	return proc_state;
596	>	}
597	>
598	>	sg_process_count *sg_get_process_count() {
599	>	static sg_process_count process_stat;
600	>	sg_process_stats *ps;
601	>	int ps_size, x;
602	>
603	>	process_stat.sleeping = 0;
604	>	process_stat.running = 0;
605	>	process_stat.zombie = 0;
606	>	process_stat.stopped = 0;
607	>	process_stat.total = 0;
608	>
609	>	ps = sg_get_process_stats(&ps_size);
610	>	if (ps == NULL) {
611	>	return NULL;
612	>	}
613	>
614	>	for(x = 0; x < ps_size; x++) {
615	>	switch (ps->state) {
616	>	case SG_PROCESS_STATE_RUNNING:
617	>	process_stat.running++;
618	>	break;
619	>	case SG_PROCESS_STATE_SLEEPING:
620	>	process_stat.sleeping++;
621	>	break;
622	>	case SG_PROCESS_STATE_STOPPED:
623	>	process_stat.stopped++;
624	>	break;
625	>	case SG_PROCESS_STATE_ZOMBIE:
626	>	process_stat.zombie++;
627	>	break;
628	>	default:
629	>	/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
630	>	* sg_process_count */
631	>	break;
632	>	}
633	>	ps++;
634	>	}
635	>
636	>	process_stat.total = ps_size;
637
638		return &process_stat;
639		}

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