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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 1.13 by ats, Sun Oct 19 02:03:02 2003 UTC vs.
Revision 1.65 by tdb, Wed Apr 7 21:08:40 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
46	<	#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 ALLBSD
54	<	#include <kvm.h>
54	>	#include <stdlib.h>
55		#include <sys/param.h>
56		#include <sys/sysctl.h>
57	<	#endif
51	<	#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	+	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 NETBSD2
105	+	int lwps;
106	+	struct kinfo_lwp *kl_stats;
107	+	#endif
108	+	#endif
109		#if defined(SOLARIS) || defined(LINUX)
110	<	DIR *proc_dir;
110	>	DIR *proc_dir;
111		struct dirent *dir_entry;
112		char filename[MAX_FILE_LENGTH];
113		FILE *f;
64	–	#endif
65	–	#ifdef LINUX
66	–	char *line_ptr;
67	–	#endif
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;
133	<	process_stat.zombie=0;
134	<	process_stat.stopped=0;
135	<	process_stat.total=0;
131	>	#ifdef LINUX
132	>	if ((f=fopen("/proc/uptime", "r")) == NULL) {
133	>	sg_set_error(SG_ERROR_OPEN, "/proc/uptime");
134	>	return NULL;
135	>	}
136	>	if((fscanf(f,"%lu %*d",&uptime)) != 1){
137	>	sg_set_error(SG_ERROR_PARSE, NULL);
138	>	return NULL;
139	>	}
140	>	fclose(f);
141	>	#endif
142
83	–	#if defined(SOLARIS) || defined(LINUX)
143		if((proc_dir=opendir(PROC_LOCATION))==NULL){
144	+	sg_set_error(SG_ERROR_OPENDIR, PROC_LOCATION);
145		return NULL;
146		}
147
#	Line 92 | Line 152 | process_stat_t *get_process_stats(){
152		snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
153		#endif
154		#ifdef LINUX
155	<	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
155	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name);
156		#endif
97	–
157		if((f=fopen(filename, "r"))==NULL){
158	<	/* Open failed.. Process since vanished, or the path was too long.
158	>	/* Open failed.. Process since vanished, or the path was too long.
159		* Ah well, move onwards to the next one */
160		continue;
161		}
103	–
162		#ifdef SOLARIS
163		fread(&process_info, sizeof(psinfo_t), 1, f);
164	<	if(process_info.pr_lwp.pr_state==1) process_stat.sleeping++;
107	<	if(process_info.pr_lwp.pr_state==2) process_stat.running++;
108	<	if(process_info.pr_lwp.pr_state==3) process_stat.zombie++;
109	<	if(process_info.pr_lwp.pr_state==4) process_stat.stopped++;
110	<	if(process_info.pr_lwp.pr_state==6) process_stat.running++;
164	>	fclose(f);
165		#endif
166	+
167	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
168	+	return NULL;
169	+	}
170	+	proc_state_ptr = proc_state+proc_state_size;
171	+
172	+	#ifdef SOLARIS
173	+	proc_state_ptr->pid = process_info.pr_pid;
174	+	proc_state_ptr->parent = process_info.pr_ppid;
175	+	proc_state_ptr->pgid = process_info.pr_pgid;
176	+	proc_state_ptr->uid = process_info.pr_uid;
177	+	proc_state_ptr->euid = process_info.pr_euid;
178	+	proc_state_ptr->gid = process_info.pr_gid;
179	+	proc_state_ptr->egid = process_info.pr_egid;
180	+	proc_state_ptr->proc_size = (process_info.pr_size) * 1024;
181	+	proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024;
182	+	proc_state_ptr->time_spent = process_info.pr_time.tv_sec;
183	+	proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000;
184	+	proc_state_ptr->nice = (int)process_info.pr_lwp.pr_nice - 20;
185	+	if (sg_update_string(&proc_state_ptr->process_name,
186	+	process_info.pr_fname) < 0) {
187	+	return NULL;
188	+	}
189	+	if (sg_update_string(&proc_state_ptr->proctitle,
190	+	process_info.pr_psargs) < 0) {
191	+	return NULL;
192	+	}
193	+
194	+	if(process_info.pr_lwp.pr_state==1) proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
195	+	if(process_info.pr_lwp.pr_state==2) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
196	+	if(process_info.pr_lwp.pr_state==3) proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
197	+	if(process_info.pr_lwp.pr_state==4) proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
198	+	if(process_info.pr_lwp.pr_state==6) proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
199	+	#endif
200		#ifdef LINUX
201	<	if((line_ptr=f_read_line(f, "State:"))==NULL){
202	<	fclose(f);
201	>	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));
202	>	/* +3 becuase man page says "Resident  Set Size: number of pages the process has in real memory, minus 3 for administrative purposes." */
203	>	proc_state_ptr->proc_resident = (proc_state_ptr->proc_resident + 3) * getpagesize();
204	>	if(s == 'S') proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
205	>	if(s == 'R') proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
206	>	if(s == 'Z') proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
207	>	if(s == 'T') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
208	>	if(s == 'D') proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
209	>
210	>	/* pa_name[0] should = '(' */
211	>	ptr = strchr(&ps_name[1], ')');
212	>	if(ptr !=NULL) *ptr='\0';
213	>
214	>	if (sg_update_string(&proc_state_ptr->process_name,
215	>	&ps_name[1]) < 0) {
216	>	return NULL;
217	>	}
218	>
219	>	/* cpu */
220	>	proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime);
221	>
222	>	fclose(f);
223	>
224	>	/* uid / gid */
225	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
226	>	if ((f=fopen(filename, "r")) == NULL) {
227	>	/* Open failed.. Process since vanished, or the path was too long.
228	>	* Ah well, move onwards to the next one */
229		continue;
230		}
231	<	if((line_ptr=strchr(line_ptr, '\t'))==NULL){
231	>
232	>	if((ptr=sg_f_read_line(f, "Uid:"))==NULL){
233		fclose(f);
234		continue;
235		}
236	<	line_ptr++;
237	<	if(line_ptr=='\0'){
236	>	sscanf(ptr, "Uid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->uid), &(proc_state_ptr->euid));
237	>
238	>	if((ptr=sg_f_read_line(f, "Gid:"))==NULL){
239		fclose(f);
240		continue;
241		}
242	+	sscanf(ptr, "Gid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->gid), &(proc_state_ptr->egid));
243
127	–	if(*line_ptr=='S') process_stat.sleeping++;
128	–	if(*line_ptr=='R') process_stat.running++;
129	–	if(*line_ptr=='Z') process_stat.zombie++;
130	–	if(*line_ptr=='T') process_stat.stopped++;
131	–	if(*line_ptr=='D') process_stat.stopped++;
132	–	#endif
133	–
244		fclose(f);
245	+
246	+	/* proctitle */
247	+	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
248	+
249	+	if((fn=open(filename, O_RDONLY)) == -1){
250	+	/* Open failed.. Process since vanished, or the path was too long.
251	+	* Ah well, move onwards to the next one */
252	+	continue;
253	+	}
254	+
255	+	#define READ_BLOCK_SIZE 128
256	+	len = 0;
257	+	do {
258	+	if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
259	+	return NULL;
260	+	}
261	+	rc = read(fn, psargs + len, READ_BLOCK_SIZE);
262	+	if (rc > 0) {
263	+	len += rc;
264	+	}
265	+	} while (rc == READ_BLOCK_SIZE);
266	+	close(fn);
267	+
268	+	if (rc == -1) {
269	+	/* Read failed; move on. */
270	+	continue;
271	+	}
272	+
273	+	/* Turn \0s into spaces within the command line. */
274	+	ptr = psargs;
275	+	for(x = 0; x < len; x++) {
276	+	if (*ptr == '\0') *ptr = ' ';
277	+	ptr++;
278	+	}
279	+
280	+	if (len == 0) {
281	+	/* We want psargs to be NULL. */
282	+	if (VECTOR_RESIZE(psargs, 0) < 0) {
283	+	return NULL;
284	+	}
285	+	} else {
286	+	/* Not empty, so append a \0. */
287	+	if (VECTOR_RESIZE(psargs, len + 1) < 0) {
288	+	return NULL;
289	+	}
290	+	psargs[len] = '\0';
291	+	}
292	+
293	+	if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
294	+	return NULL;
295	+	}
296	+	#endif
297	+
298	+	proc_state_size++;
299		}
300		closedir(proc_dir);
301		#endif
302	+
303		#ifdef ALLBSD
304	<	if((kvmd = get_kvm()) == NULL){
304	>	mib[0] = CTL_KERN;
305	>	mib[1] = KERN_PROC;
306	>	mib[2] = KERN_PROC_ALL;
307	>
308	>	if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
309	>	sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_PROC.KERN_PROC_ALL");
310		return NULL;
311		}
312
313	<	kp_stats=kvm_getprocs(kvmd, KERN_PROC_ALL, 0, &procs);
313	>	procs = size / sizeof(struct kinfo_proc);
314
315	<	while(procs--){
315	>	kp_stats = sg_malloc(size);
316	>	if(kp_stats == NULL) {
317	>	return NULL;
318	>	}
319	>	memset(kp_stats, 0, size);
320	>
321	>	if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
322	>	sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_PROC.KERN_PROC_ALL");
323	>	free(kp_stats);
324	>	return NULL;
325	>	}
326	>
327	>	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
328	>	kvmd = sg_get_kvm2();
329	>	#endif
330	>
331	>	for (i = 0; i < procs; i++) {
332	>	const char *name;
333	>
334		#ifdef FREEBSD5
335	<	if (kp_stats[procs].ki_stat == SSLEEP) process_stat.sleeping++;
148	<	if (kp_stats[procs].ki_stat == SWAIT) process_stat.sleeping++;
149	<	if (kp_stats[procs].ki_stat == SLOCK) process_stat.sleeping++;
150	<	if (kp_stats[procs].ki_stat == SRUN) process_stat.running++;
151	<	if (kp_stats[procs].ki_stat == SIDL) process_stat.running++;
152	<	if (kp_stats[procs].ki_stat == SZOMB) process_stat.zombie++;
153	<	if (kp_stats[procs].ki_stat == SSTOP) process_stat.stopped++;
154	<
335	>	if (kp_stats[i].ki_stat == 0) {
336		#else
337	<	if (kp_stats[procs].kp_proc.p_stat == SSLEEP) process_stat.sleeping++;
157	<	if (kp_stats[procs].kp_proc.p_stat == SRUN) process_stat.running++;
158	<	if (kp_stats[procs].kp_proc.p_stat == SIDL) process_stat.running++;
159	<	if (kp_stats[procs].kp_proc.p_stat == SZOMB) process_stat.zombie++;
160	<	if (kp_stats[procs].kp_proc.p_stat == SSTOP) process_stat.stopped++;
337	>	if (kp_stats[i].kp_proc.p_stat == 0) {
338		#endif
339	+	/* FreeBSD 5 deliberately overallocates the array that
340	+	* the sysctl returns, so we'll get a few junk
341	+	* processes on the end that we have to ignore. (Search
342	+	* for "overestimate by 5 procs" in
343	+	* src/sys/kern/kern_proc.c for more details.) */
344	+	continue;
345	+	}
346	+
347	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
348	+	return NULL;
349	+	}
350	+	proc_state_ptr = proc_state+proc_state_size;
351	+
352	+	#ifdef FREEBSD5
353	+	name = kp_stats[i].ki_comm;
354	+	#elif defined(DFBSD)
355	+	name = kp_stats[i].kp_thread.td_comm;
356	+	#else
357	+	name = kp_stats[i].kp_proc.p_comm;
358	+	#endif
359	+	if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
360	+	return NULL;
361	+	}
362	+
363	+	#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
364	+	size = sizeof(buflen);
365	+
366	+	#ifdef FREEBSD5
367	+	if(sysctlbyname("kern.ps_arg_cache_limit", &buflen, &size, NULL, 0) < 0) {
368	+	sg_set_error(SG_ERROR_SYSCTLBYNAME, "kern.ps_arg_cache_limit");
369	+	return NULL;
370	+	}
371	+	#else
372	+	/* FIXME - this value can be too large on some of
373	+	the BSD's, which causes sysctl not to return
374	+	anything. Maybe we need something smaller? */
375	+	mib[1] = KERN_ARGMAX;
376	+
377	+	if(sysctl(mib, 2, &buflen, &size, NULL, 0) < 0) {
378	+	sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_ARGMAX");
379	+	return NULL;
380	+	}
381	+	#endif
382	+
383	+	proctitle = sg_malloc(buflen);
384	+	if(proctitle == NULL) {
385	+	return NULL;
386	+	}
387	+
388	+	size = buflen;
389	+
390	+	#ifdef FREEBSD5
391	+	mib[2] = KERN_PROC_ARGS;
392	+	mib[3] = kp_stats[i].ki_pid;
393	+	#else
394	+	mib[1] = KERN_PROC_ARGS;
395	+	mib[2] = kp_stats[i].kp_proc.p_pid;
396	+	mib[3] = KERN_PROC_ARGV;
397	+	#endif
398	+
399	+	free(proc_state_ptr->proctitle);
400	+	if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
401	+	free(proctitle);
402	+	proc_state_ptr->proctitle = NULL;
403	+	}
404	+	else if(size > 0) {
405	+	proc_state_ptr->proctitle = sg_malloc(size+1);
406	+	if(proc_state_ptr->proctitle == NULL) {
407	+	return NULL;
408	+	}
409	+	p = proctitle;
410	+	proc_state_ptr->proctitle[0] = '\0';
411	+	do {
412	+	sg_strlcat(proc_state_ptr->proctitle, p, size+1);
413	+	sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
414	+	p += strlen(p) + 1;
415	+	} while (p < proctitle + size);
416	+	free(proctitle);
417	+	/* remove trailing space */
418	+	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
419	+	}
420	+	else {
421	+	free(proctitle);
422	+	proc_state_ptr->proctitle = NULL;
423	+	}
424	+	#else
425	+	free(proc_state_ptr->proctitle);
426	+	if(kvmd != NULL) {
427	+	args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
428	+	if(args != NULL) {
429	+	argsp = args;
430	+	while(*argsp != NULL) {
431	+	argslen += strlen(*argsp) + 1;
432	+	argsp++;
433	+	}
434	+	proctitle = sg_malloc(argslen + 1);
435	+	proctitle[0] = '\0';
436	+	if(proctitle == NULL) {
437	+	return NULL;
438	+	}
439	+	while(*args != NULL) {
440	+	sg_strlcat(proctitle, *args, argslen + 1);
441	+	sg_strlcat(proctitle, " ", argslen + 1);
442	+	args++;
443	+	}
444	+	/* remove trailing space */
445	+	proctitle[strlen(proctitle)-1] = '\0';
446	+	proc_state_ptr->proctitle = proctitle;
447	+	}
448	+	else {
449	+	proc_state_ptr->proctitle = NULL;
450	+	}
451	+	}
452	+	else {
453	+	proc_state_ptr->proctitle = NULL;
454	+	}
455	+	#endif
456	+
457	+	#ifdef FREEBSD5
458	+	proc_state_ptr->pid = kp_stats[i].ki_pid;
459	+	proc_state_ptr->parent = kp_stats[i].ki_ppid;
460	+	proc_state_ptr->pgid = kp_stats[i].ki_pgid;
461	+	#else
462	+	proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
463	+	proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
464	+	proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
465	+	#endif
466	+
467	+	#ifdef FREEBSD5
468	+	proc_state_ptr->uid = kp_stats[i].ki_ruid;
469	+	proc_state_ptr->euid = kp_stats[i].ki_uid;
470	+	proc_state_ptr->gid = kp_stats[i].ki_rgid;
471	+	proc_state_ptr->egid = kp_stats[i].ki_svgid;
472	+	#elif defined(DFBSD)
473	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
474	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
475	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
476	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
477	+	#else
478	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
479	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
480	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
481	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
482	+	#endif
483	+
484	+	#ifdef FREEBSD5
485	+	proc_state_ptr->proc_size = kp_stats[i].ki_size;
486	+	/* This is in pages */
487	+	proc_state_ptr->proc_resident =
488	+	kp_stats[i].ki_rssize * getpagesize();
489	+	/* This is in microseconds */
490	+	proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
491	+	proc_state_ptr->cpu_percent =
492	+	((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
493	+	proc_state_ptr->nice = kp_stats[i].ki_nice;
494	+	#else
495	+	proc_state_ptr->proc_size =
496	+	kp_stats[i].kp_eproc.e_vm.vm_map.size;
497	+	/* This is in pages */
498	+	proc_state_ptr->proc_resident =
499	+	kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
500	+	#if defined(NETBSD) || defined(OPENBSD)
501	+	proc_state_ptr->time_spent =
502	+	kp_stats[i].kp_proc.p_rtime.tv_sec;
503	+	#elif defined(DFBSD)
504	+	proc_state_ptr->time_spent =
505	+	( kp_stats[i].kp_thread.td_uticks +
506	+	kp_stats[i].kp_thread.td_sticks +
507	+	kp_stats[i].kp_thread.td_iticks ) / 1000000;
508	+	#else
509	+	/* This is in microseconds */
510	+	proc_state_ptr->time_spent =
511	+	kp_stats[i].kp_proc.p_runtime / 1000000;
512	+	#endif
513	+	proc_state_ptr->cpu_percent =
514	+	((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
515	+	proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
516	+	#endif
517	+
518	+	#ifdef NETBSD2
519	+	{
520	+	size_t size;
521	+	int mib[5];
522	+
523	+	mib[0] = CTL_KERN;
524	+	mib[1] = KERN_LWP;
525	+	mib[2] = kp_stats[i].kp_proc.p_pid;
526	+	mib[3] = sizeof(struct kinfo_lwp);
527	+	mib[4] = 0;
528	+
529	+	if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
530	+	sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.0");
531	+	return NULL;
532	+	}
533	+
534	+	lwps = size / sizeof(struct kinfo_lwp);
535	+	mib[4] = lwps;
536	+
537	+	kl_stats = sg_malloc(size);
538	+	if(kl_stats == NULL) {
539	+	return NULL;
540	+	}
541	+
542	+	if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
543	+	sg_set_error(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.buffersize");
544	+	return NULL;
545	+	}
546	+	}
547	+
548	+	switch(kp_stats[i].kp_proc.p_stat) {
549	+	case SIDL:
550	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
551	+	break;
552	+	case SACTIVE:
553	+	{
554	+	int i;
555	+
556	+	for(i = 0; i < lwps; i++) {
557	+	switch(kl_stats[i].l_stat) {
558	+	case LSONPROC:
559	+	case LSRUN:
560	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
561	+	goto end;
562	+	case LSSLEEP:
563	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
564	+	goto end;
565	+	case LSSTOP:
566	+	case LSSUSPENDED:
567	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
568	+	goto end;
569	+	}
570	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
571	+	}
572	+	end: ;
573	+	}
574	+	break;
575	+	case SSTOP:
576	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
577	+	break;
578	+	case SZOMB:
579	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
580	+	break;
581	+	default:
582	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
583	+	break;
584	+	}
585	+	#else
586	+	#ifdef FREEBSD5
587	+	switch (kp_stats[i].ki_stat) {
588	+	#else
589	+	switch (kp_stats[i].kp_proc.p_stat) {
590	+	#endif
591	+	case SIDL:
592	+	case SRUN:
593	+	#ifdef SONPROC
594	+	case SONPROC: /* NetBSD */
595	+	#endif
596	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
597	+	break;
598	+	case SSLEEP:
599	+	#ifdef SWAIT
600	+	case SWAIT: /* FreeBSD 5 */
601	+	#endif
602	+	#ifdef SLOCK
603	+	case SLOCK: /* FreeBSD 5 */
604	+	#endif
605	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
606	+	break;
607	+	case SSTOP:
608	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
609	+	break;
610	+	case SZOMB:
611	+	#ifdef SDEAD
612	+	case SDEAD: /* OpenBSD & NetBSD */
613	+	#endif
614	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
615	+	break;
616	+	default:
617	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
618	+	break;
619	+	}
620	+	#endif
621	+	proc_state_size++;
622		}
623	+
624	+	free(kp_stats);
625		#endif
626
627	<	process_stat.total=process_stat.sleeping+process_stat.running+process_stat.zombie+process_stat.stopped;
627	>	#ifdef CYGWIN
628	>	sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
629	>	return NULL;
630	>	#endif
631	>
632	>	*entries = proc_state_size;
633	>	return proc_state;
634	>	}
635	>
636	>	sg_process_count *sg_get_process_count() {
637	>	static sg_process_count process_stat;
638	>	sg_process_stats *ps;
639	>	int ps_size, x;
640	>
641	>	process_stat.sleeping = 0;
642	>	process_stat.running = 0;
643	>	process_stat.zombie = 0;
644	>	process_stat.stopped = 0;
645	>	process_stat.total = 0;
646	>
647	>	ps = sg_get_process_stats(&ps_size);
648	>	if (ps == NULL) {
649	>	return NULL;
650	>	}
651	>
652	>	for(x = 0; x < ps_size; x++) {
653	>	switch (ps->state) {
654	>	case SG_PROCESS_STATE_RUNNING:
655	>	process_stat.running++;
656	>	break;
657	>	case SG_PROCESS_STATE_SLEEPING:
658	>	process_stat.sleeping++;
659	>	break;
660	>	case SG_PROCESS_STATE_STOPPED:
661	>	process_stat.stopped++;
662	>	break;
663	>	case SG_PROCESS_STATE_ZOMBIE:
664	>	process_stat.zombie++;
665	>	break;
666	>	default:
667	>	/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
668	>	* sg_process_count */
669	>	break;
670	>	}
671	>	ps++;
672	>	}
673	>
674	>	process_stat.total = ps_size;
675
676		return &process_stat;
677		}

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