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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 1.21 by ats, Sat Feb 14 16:43:55 2004 UTC vs.
Revision 1.80 by ats, Sun Nov 7 12:32:24 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 26 | Line 26
26		#endif
27
28		#include "statgrab.h"
29	+	#include "tools.h"
30	+	#include "vector.h"
31		#if defined(SOLARIS) || defined(LINUX)
32		#include <stdio.h>
33		#include <stdlib.h>
34		#include <sys/types.h>
35		#include <dirent.h>
34	–	#include <string.h>
36		#endif
37	+	#include <string.h>
38
37	–	#include "tools.h"
39		#ifdef SOLARIS
40		#include <procfs.h>
41		#include <limits.h>
#	Line 43 | 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 <errno.h>
55		#include <stdlib.h>
56		#include <sys/param.h>
57		#include <sys/sysctl.h>
58	+	#if defined(FREEBSD) || defined(DFBSD)
59	+	#include <sys/user.h>
60	+	#else
61		#include <sys/proc.h>
62		#endif
63	<	#ifdef FREEBSD
64	<	#include <sys/user.h>
63	>	#include <string.h>
64	>	#include <paths.h>
65	>	#include <fcntl.h>
66	>	#include <limits.h>
67	>	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
68	>	#include <kvm.h>
69		#endif
70	+	#include <unistd.h>
71	+	#ifdef NETBSD2
72	+	#include <sys/lwp.h>
73	+	#endif
74	+	#endif
75	+	#ifdef HPUX
76	+	#include <sys/param.h>
77	+	#include <sys/pstat.h>
78	+	#include <unistd.h>
79	+	#define PROCESS_BATCH 30
80	+	#endif
81
82	<	process_stat_t *get_process_stats(){
82	>	static void proc_state_init(sg_process_stats *s) {
83	>	s->process_name = NULL;
84	>	s->proctitle = NULL;
85	>	}
86
87	<	static process_stat_t process_stat;
87	>	static void proc_state_destroy(sg_process_stats *s) {
88	>	free(s->process_name);
89	>	free(s->proctitle);
90	>	}
91
92	+	sg_process_stats *sg_get_process_stats(int *entries){
93	+	VECTOR_DECLARE_STATIC(proc_state, sg_process_stats, 64,
94	+	proc_state_init, proc_state_destroy);
95	+	int proc_state_size = 0;
96	+	sg_process_stats *proc_state_ptr;
97	+	#ifdef HPUX
98	+	struct pst_status pstat_procinfo[PROCESS_BATCH];
99	+	long procidx = 0;
100	+	long long pagesize;
101	+	int num, i;
102	+	#endif
103	+	#ifdef ALLBSD
104	+	int mib[4];
105	+	size_t size;
106	+	struct kinfo_proc *kp_stats;
107	+	int procs, i;
108	+	char *proctitle;
109	+	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
110	+	kvm_t *kvmd;
111	+	char **args, **argsp;
112	+	int argslen = 0;
113	+	#else
114	+	long buflen;
115	+	char *p, *proctitletmp;
116	+	#endif
117	+	#ifdef NETBSD2
118	+	int lwps;
119	+	struct kinfo_lwp *kl_stats;
120	+	#endif
121	+	#endif
122		#if defined(SOLARIS) || defined(LINUX)
123	<	DIR *proc_dir;
123	>	DIR *proc_dir;
124		struct dirent *dir_entry;
125		char filename[MAX_FILE_LENGTH];
126		FILE *f;
68	–	#endif
69	–	#ifdef LINUX
70	–	char *line_ptr;
71	–	#endif
127		#ifdef SOLARIS
128		psinfo_t process_info;
129		#endif
130	<	#ifdef ALLBSD
131	<	int mib[3];
132	<	size_t size;
133	<	struct kinfo_proc *kp_stats;
134	<	int procs, i;
130	>	#ifdef LINUX
131	>	char s;
132	>	/* If someone has a executable of 4k filename length, they deserve to get it truncated :) */
133	>	char ps_name[4096];
134	>	char *ptr;
135	>	VECTOR_DECLARE_STATIC(psargs, char, 128, NULL, NULL);
136	>	unsigned long stime, utime, starttime;
137	>	int x;
138	>	int fn;
139	>	int len;
140	>	int rc;
141	>	time_t uptime;
142		#endif
143
144	<	process_stat.sleeping=0;
145	<	process_stat.running=0;
146	<	process_stat.zombie=0;
147	<	process_stat.stopped=0;
148	<	process_stat.total=0;
144	>	#ifdef LINUX
145	>	if ((f=fopen("/proc/uptime", "r")) == NULL) {
146	>	sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/uptime");
147	>	return NULL;
148	>	}
149	>	if((fscanf(f,"%lu %*d",&uptime)) != 1){
150	>	sg_set_error(SG_ERROR_PARSE, NULL);
151	>	return NULL;
152	>	}
153	>	fclose(f);
154	>	#endif
155
88	–	#if defined(SOLARIS) || defined(LINUX)
156		if((proc_dir=opendir(PROC_LOCATION))==NULL){
157	+	sg_set_error_with_errno(SG_ERROR_OPENDIR, PROC_LOCATION);
158		return NULL;
159		}
160
#	Line 97 | Line 165 | process_stat_t *get_process_stats(){
165		snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
166		#endif
167		#ifdef LINUX
168	<	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
168	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name);
169		#endif
102	–
170		if((f=fopen(filename, "r"))==NULL){
171	<	/* Open failed.. Process since vanished, or the path was too long.
171	>	/* Open failed.. Process since vanished, or the path was too long.
172		* Ah well, move onwards to the next one */
173		continue;
174		}
108	–
175		#ifdef SOLARIS
176		fread(&process_info, sizeof(psinfo_t), 1, f);
177	<	if(process_info.pr_lwp.pr_state==1) process_stat.sleeping++;
112	<	if(process_info.pr_lwp.pr_state==2) process_stat.running++;
113	<	if(process_info.pr_lwp.pr_state==3) process_stat.zombie++;
114	<	if(process_info.pr_lwp.pr_state==4) process_stat.stopped++;
115	<	if(process_info.pr_lwp.pr_state==6) process_stat.running++;
177	>	fclose(f);
178		#endif
179	+
180	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
181	+	return NULL;
182	+	}
183	+	proc_state_ptr = proc_state+proc_state_size;
184	+
185	+	#ifdef SOLARIS
186	+	proc_state_ptr->pid = process_info.pr_pid;
187	+	proc_state_ptr->parent = process_info.pr_ppid;
188	+	proc_state_ptr->pgid = process_info.pr_pgid;
189	+	proc_state_ptr->uid = process_info.pr_uid;
190	+	proc_state_ptr->euid = process_info.pr_euid;
191	+	proc_state_ptr->gid = process_info.pr_gid;
192	+	proc_state_ptr->egid = process_info.pr_egid;
193	+	proc_state_ptr->proc_size = (process_info.pr_size) * 1024;
194	+	proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024;
195	+	proc_state_ptr->time_spent = process_info.pr_time.tv_sec;
196	+	proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000;
197	+	proc_state_ptr->nice = (int)process_info.pr_lwp.pr_nice - 20;
198	+	if (sg_update_string(&proc_state_ptr->process_name,
199	+	process_info.pr_fname) < 0) {
200	+	return NULL;
201	+	}
202	+	if (sg_update_string(&proc_state_ptr->proctitle,
203	+	process_info.pr_psargs) < 0) {
204	+	return NULL;
205	+	}
206	+
207	+	switch (process_info.pr_lwp.pr_state) {
208	+	case 1:
209	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
210	+	break;
211	+	case 2:
212	+	case 5:
213	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
214	+	break;
215	+	case 3:
216	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
217	+	break;
218	+	case 4:
219	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
220	+	break;
221	+	}
222	+	#endif
223		#ifdef LINUX
224	<	if((line_ptr=f_read_line(f, "State:"))==NULL){
225	<	fclose(f);
224	>	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));
225	>	/* +3 becuase man page says "Resident  Set Size: number of pages the process has in real memory, minus 3 for administrative purposes." */
226	>	proc_state_ptr->proc_resident = (proc_state_ptr->proc_resident + 3) * getpagesize();
227	>	switch (s) {
228	>	case 'S':
229	>	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
230	>	break;
231	>	case 'R':
232	>	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
233	>	break;
234	>	case 'Z':
235	>	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
236	>	break;
237	>	case 'T':
238	>	case 'D':
239	>	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
240	>	break;
241	>	}
242	>
243	>	/* pa_name[0] should = '(' */
244	>	ptr = strchr(&ps_name[1], ')');
245	>	if(ptr !=NULL) *ptr='\0';
246	>
247	>	if (sg_update_string(&proc_state_ptr->process_name,
248	>	&ps_name[1]) < 0) {
249	>	return NULL;
250	>	}
251	>
252	>	/* cpu */
253	>	proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime);
254	>
255	>	fclose(f);
256	>
257	>	/* uid / gid */
258	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
259	>	if ((f=fopen(filename, "r")) == NULL) {
260	>	/* Open failed.. Process since vanished, or the path was too long.
261	>	* Ah well, move onwards to the next one */
262		continue;
263		}
264	<	if((line_ptr=strchr(line_ptr, '\t'))==NULL){
264	>
265	>	if((ptr=sg_f_read_line(f, "Uid:"))==NULL){
266		fclose(f);
267		continue;
268		}
269	<	line_ptr++;
270	<	if(line_ptr=='\0'){
269	>	sscanf(ptr, "Uid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->uid), &(proc_state_ptr->euid));
270	>
271	>	if((ptr=sg_f_read_line(f, "Gid:"))==NULL){
272		fclose(f);
273		continue;
274		}
275	+	sscanf(ptr, "Gid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->gid), &(proc_state_ptr->egid));
276
132	–	if(*line_ptr=='S') process_stat.sleeping++;
133	–	if(*line_ptr=='R') process_stat.running++;
134	–	if(*line_ptr=='Z') process_stat.zombie++;
135	–	if(*line_ptr=='T') process_stat.stopped++;
136	–	if(*line_ptr=='D') process_stat.stopped++;
137	–	#endif
138	–
277		fclose(f);
278	+
279	+	/* proctitle */
280	+	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
281	+
282	+	if((fn=open(filename, O_RDONLY)) == -1){
283	+	/* Open failed.. Process since vanished, or the path was too long.
284	+	* Ah well, move onwards to the next one */
285	+	continue;
286	+	}
287	+
288	+	#define READ_BLOCK_SIZE 128
289	+	len = 0;
290	+	do {
291	+	if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
292	+	return NULL;
293	+	}
294	+	rc = read(fn, psargs + len, READ_BLOCK_SIZE);
295	+	if (rc > 0) {
296	+	len += rc;
297	+	}
298	+	} while (rc == READ_BLOCK_SIZE);
299	+	close(fn);
300	+
301	+	if (rc == -1) {
302	+	/* Read failed; move on. */
303	+	continue;
304	+	}
305	+
306	+	/* Turn \0s into spaces within the command line. */
307	+	ptr = psargs;
308	+	for(x = 0; x < len; x++) {
309	+	if (*ptr == '\0') *ptr = ' ';
310	+	ptr++;
311	+	}
312	+
313	+	if (len == 0) {
314	+	/* We want psargs to be NULL. */
315	+	if (VECTOR_RESIZE(psargs, 0) < 0) {
316	+	return NULL;
317	+	}
318	+	} else {
319	+	/* Not empty, so append a \0. */
320	+	if (VECTOR_RESIZE(psargs, len + 1) < 0) {
321	+	return NULL;
322	+	}
323	+	psargs[len] = '\0';
324	+	}
325	+
326	+	if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
327	+	return NULL;
328	+	}
329	+	#endif
330	+
331	+	proc_state_size++;
332		}
333		closedir(proc_dir);
334		#endif
335	+
336		#ifdef ALLBSD
337		mib[0] = CTL_KERN;
338		mib[1] = KERN_PROC;
339		mib[2] = KERN_PROC_ALL;
340
341	<	if (sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
341	>	if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
342	>	sg_set_error_with_errno(SG_ERROR_SYSCTL,
343	>	"CTL_KERN.KERN_PROC.KERN_PROC_ALL");
344		return NULL;
345		}
346	<
346	>
347		procs = size / sizeof(struct kinfo_proc);
348
349	<	kp_stats = malloc(size);
350	<	if (kp_stats == NULL) {
349	>	kp_stats = sg_malloc(size);
350	>	if(kp_stats == NULL) {
351		return NULL;
352		}
353	<
354	<	if (sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
353	>	memset(kp_stats, 0, size);
354	>
355	>	if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
356	>	sg_set_error_with_errno(SG_ERROR_SYSCTL,
357	>	"CTL_KERN.KERN_PROC.KERN_PROC_ALL");
358		free(kp_stats);
359		return NULL;
360		}
361
362	+	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
363	+	kvmd = sg_get_kvm2();
364	+	#endif
365	+
366		for (i = 0; i < procs; i++) {
367	+	const char *name;
368	+
369		#ifdef FREEBSD5
370	+	if (kp_stats[i].ki_stat == 0) {
371	+	#else
372	+	if (kp_stats[i].kp_proc.p_stat == 0) {
373	+	#endif
374	+	/* FreeBSD 5 deliberately overallocates the array that
375	+	* the sysctl returns, so we'll get a few junk
376	+	* processes on the end that we have to ignore. (Search
377	+	* for "overestimate by 5 procs" in
378	+	* src/sys/kern/kern_proc.c for more details.) */
379	+	continue;
380	+	}
381	+
382	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
383	+	return NULL;
384	+	}
385	+	proc_state_ptr = proc_state+proc_state_size;
386	+
387	+	#ifdef FREEBSD5
388	+	name = kp_stats[i].ki_comm;
389	+	#elif defined(DFBSD)
390	+	name = kp_stats[i].kp_thread.td_comm;
391	+	#else
392	+	name = kp_stats[i].kp_proc.p_comm;
393	+	#endif
394	+	if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
395	+	return NULL;
396	+	}
397	+
398	+	#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
399	+
400	+	#ifdef FREEBSD5
401	+	mib[2] = KERN_PROC_ARGS;
402	+	mib[3] = kp_stats[i].ki_pid;
403	+	#else
404	+	mib[1] = KERN_PROC_ARGS;
405	+	mib[2] = kp_stats[i].kp_proc.p_pid;
406	+	mib[3] = KERN_PROC_ARGV;
407	+	#endif
408	+
409	+	free(proc_state_ptr->proctitle);
410	+	proc_state_ptr->proctitle = NULL;
411	+
412	+	/* Starting size - we'll double this straight away */
413	+	#define PROCTITLE_START_SIZE 64
414	+	buflen = PROCTITLE_START_SIZE;
415	+	size = buflen;
416	+	proctitle = NULL;
417	+
418	+	do {
419	+	if((long) size >= buflen) {
420	+	buflen *= 2;
421	+	size = buflen;
422	+	proctitletmp = sg_realloc(proctitle, buflen);
423	+	if(proctitletmp == NULL) {
424	+	free(proctitle);
425	+	proctitle = NULL;
426	+	proc_state_ptr->proctitle = NULL;
427	+	size = 0;
428	+	break;
429	+	}
430	+	proctitle = proctitletmp;
431	+	bzero(proctitle, buflen);
432	+	}
433	+
434	+	if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
435	+	free(proctitle);
436	+	proctitle = NULL;
437	+	proc_state_ptr->proctitle = NULL;
438	+	size = 0;
439	+	break;
440	+	}
441	+	} while((long) size >= buflen);
442	+
443	+	if(size > 0) {
444	+	proc_state_ptr->proctitle = sg_malloc(size+1);
445	+	if(proc_state_ptr->proctitle == NULL) {
446	+	return NULL;
447	+	}
448	+	p = proctitle;
449	+	#ifdef OPENBSD
450	+	/* On OpenBSD, this value has the argv pointers (which
451	+	* are terminated by a NULL) at the front, so we have
452	+	* to skip over them to get to the strings. */
453	+	while (*(char ***)p != NULL) {
454	+	p += sizeof(char **);
455	+	}
456	+	p += sizeof(char **);
457	+	#endif
458	+	proc_state_ptr->proctitle[0] = '\0';
459	+	do {
460	+	sg_strlcat(proc_state_ptr->proctitle, p, size+1);
461	+	sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
462	+	p += strlen(p) + 1;
463	+	} while (p < proctitle + size);
464	+	free(proctitle);
465	+	proctitle = NULL;
466	+	/* remove trailing space */
467	+	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
468	+	}
469	+	else {
470	+	if(proctitle != NULL) {
471	+	free(proctitle);
472	+	proctitle = NULL;
473	+	}
474	+	proc_state_ptr->proctitle = NULL;
475	+	}
476	+	#else
477	+	free(proc_state_ptr->proctitle);
478	+	proc_state_ptr->proctitle = NULL;
479	+	if(kvmd != NULL) {
480	+	args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
481	+	if(args != NULL) {
482	+	argsp = args;
483	+	while(*argsp != NULL) {
484	+	argslen += strlen(*argsp) + 1;
485	+	argsp++;
486	+	}
487	+	proctitle = sg_malloc(argslen + 1);
488	+	proctitle[0] = '\0';
489	+	if(proctitle == NULL) {
490	+	return NULL;
491	+	}
492	+	while(*args != NULL) {
493	+	sg_strlcat(proctitle, *args, argslen + 1);
494	+	sg_strlcat(proctitle, " ", argslen + 1);
495	+	args++;
496	+	}
497	+	/* remove trailing space */
498	+	proctitle[strlen(proctitle)-1] = '\0';
499	+	proc_state_ptr->proctitle = proctitle;
500	+	}
501	+	else {
502	+	proc_state_ptr->proctitle = NULL;
503	+	}
504	+	}
505	+	else {
506	+	proc_state_ptr->proctitle = NULL;
507	+	}
508	+	#endif
509	+
510	+	#ifdef FREEBSD5
511	+	proc_state_ptr->pid = kp_stats[i].ki_pid;
512	+	proc_state_ptr->parent = kp_stats[i].ki_ppid;
513	+	proc_state_ptr->pgid = kp_stats[i].ki_pgid;
514	+	#else
515	+	proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
516	+	proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
517	+	proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
518	+	#endif
519	+
520	+	#ifdef FREEBSD5
521	+	proc_state_ptr->uid = kp_stats[i].ki_ruid;
522	+	proc_state_ptr->euid = kp_stats[i].ki_uid;
523	+	proc_state_ptr->gid = kp_stats[i].ki_rgid;
524	+	proc_state_ptr->egid = kp_stats[i].ki_svgid;
525	+	#elif defined(DFBSD)
526	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
527	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
528	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
529	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
530	+	#else
531	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
532	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
533	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
534	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
535	+	#endif
536	+
537	+	#ifdef FREEBSD5
538	+	proc_state_ptr->proc_size = kp_stats[i].ki_size;
539	+	/* This is in pages */
540	+	proc_state_ptr->proc_resident =
541	+	kp_stats[i].ki_rssize * getpagesize();
542	+	/* This is in microseconds */
543	+	proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
544	+	proc_state_ptr->cpu_percent =
545	+	((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
546	+	proc_state_ptr->nice = kp_stats[i].ki_nice;
547	+	#else
548	+	proc_state_ptr->proc_size =
549	+	kp_stats[i].kp_eproc.e_vm.vm_map.size;
550	+	/* This is in pages */
551	+	proc_state_ptr->proc_resident =
552	+	kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
553	+	#if defined(NETBSD) || defined(OPENBSD)
554	+	proc_state_ptr->time_spent =
555	+	kp_stats[i].kp_proc.p_rtime.tv_sec;
556	+	#elif defined(DFBSD)
557	+	proc_state_ptr->time_spent =
558	+	( kp_stats[i].kp_thread.td_uticks +
559	+	kp_stats[i].kp_thread.td_sticks +
560	+	kp_stats[i].kp_thread.td_iticks ) / 1000000;
561	+	#else
562	+	/* This is in microseconds */
563	+	proc_state_ptr->time_spent =
564	+	kp_stats[i].kp_proc.p_runtime / 1000000;
565	+	#endif
566	+	proc_state_ptr->cpu_percent =
567	+	((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
568	+	proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
569	+	#endif
570	+
571	+	#ifdef NETBSD2
572	+	{
573	+	size_t size;
574	+	int mib[5];
575	+
576	+	mib[0] = CTL_KERN;
577	+	mib[1] = KERN_LWP;
578	+	mib[2] = kp_stats[i].kp_proc.p_pid;
579	+	mib[3] = sizeof(struct kinfo_lwp);
580	+	mib[4] = 0;
581	+
582	+	if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
583	+	sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.0");
584	+	return NULL;
585	+	}
586	+
587	+	lwps = size / sizeof(struct kinfo_lwp);
588	+	mib[4] = lwps;
589	+
590	+	kl_stats = sg_malloc(size);
591	+	if(kl_stats == NULL) {
592	+	return NULL;
593	+	}
594	+
595	+	if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
596	+	sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.buffersize");
597	+	return NULL;
598	+	}
599	+	}
600	+
601	+	switch(kp_stats[i].kp_proc.p_stat) {
602	+	case SIDL:
603	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
604	+	break;
605	+	case SACTIVE:
606	+	{
607	+	int i;
608	+
609	+	for(i = 0; i < lwps; i++) {
610	+	switch(kl_stats[i].l_stat) {
611	+	case LSONPROC:
612	+	case LSRUN:
613	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
614	+	goto end;
615	+	case LSSLEEP:
616	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
617	+	goto end;
618	+	case LSSTOP:
619	+	case LSSUSPENDED:
620	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
621	+	goto end;
622	+	}
623	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
624	+	}
625	+	end: ;
626	+	}
627	+	break;
628	+	case SSTOP:
629	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
630	+	break;
631	+	case SZOMB:
632	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
633	+	break;
634	+	default:
635	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
636	+	break;
637	+	}
638	+
639	+	free(kl_stats);
640	+	#else
641	+	#ifdef FREEBSD5
642		switch (kp_stats[i].ki_stat) {
643		#else
644		switch (kp_stats[i].kp_proc.p_stat) {
#	Line 172 | Line 648 | process_stat_t *get_process_stats(){
648		#ifdef SONPROC
649		case SONPROC: /* NetBSD */
650		#endif
651	<	process_stat.running++;
651	>	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
652		break;
653		case SSLEEP:
654		#ifdef SWAIT
#	Line 181 | Line 657 | process_stat_t *get_process_stats(){
657		#ifdef SLOCK
658		case SLOCK: /* FreeBSD 5 */
659		#endif
660	<	process_stat.sleeping++;
660	>	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
661		break;
662		case SSTOP:
663	<	process_stat.stopped++;
663	>	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
664		break;
665		case SZOMB:
666		#ifdef SDEAD
667		case SDEAD: /* OpenBSD & NetBSD */
668		#endif
669	<	process_stat.zombie++;
669	>	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
670		break;
671	<	}
671	>	default:
672	>	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
673	>	break;
674	>	}
675	>	#endif
676	>	proc_state_size++;
677		}
678
679		free(kp_stats);
680		#endif
681
682	+	#ifdef HPUX
683	+	if ((pagesize = sysconf(_SC_PAGESIZE)) == -1) {
684	+	sg_set_error_with_errno(SG_ERROR_SYSCONF, "_SC_PAGESIZE");
685	+	return NULL;
686	+	}
687	+
688	+	while (1) {
689	+	num = pstat_getproc(pstat_procinfo, sizeof pstat_procinfo[0],
690	+	PROCESS_BATCH, procidx);
691	+	if (num == -1) {
692	+	sg_set_error_with_errno(SG_ERROR_PSTAT,
693	+	"pstat_getproc");
694	+	return NULL;
695	+	} else if (num == 0) {
696	+	break;
697	+	}
698	+
699	+	for (i = 0; i < num; i++) {
700	+	struct pst_status *pi = &pstat_procinfo[i];
701	+
702	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
703	+	return NULL;
704	+	}
705	+	proc_state_ptr = proc_state+proc_state_size;
706	+
707	+	proc_state_ptr->pid = pi->pst_pid;
708	+	proc_state_ptr->parent = pi->pst_ppid;
709	+	proc_state_ptr->pgid = pi->pst_pgrp;
710	+	proc_state_ptr->uid = pi->pst_uid;
711	+	proc_state_ptr->euid = pi->pst_euid;
712	+	proc_state_ptr->gid = pi->pst_gid;
713	+	proc_state_ptr->egid = pi->pst_egid;
714	+	proc_state_ptr->proc_size = (pi->pst_dsize + pi->pst_tsize + pi->pst_ssize) * pagesize;
715	+	proc_state_ptr->proc_resident = pi->pst_rssize * pagesize;
716	+	proc_state_ptr->time_spent = pi->pst_time;
717	+	proc_state_ptr->cpu_percent = (pi->pst_pctcpu * 100.0) / 0x8000;
718	+	proc_state_ptr->nice = pi->pst_nice;
719	+
720	+	if (sg_update_string(&proc_state_ptr->process_name,
721	+	pi->pst_ucomm) < 0) {
722	+	return NULL;
723	+	}
724	+	if (sg_update_string(&proc_state_ptr->proctitle,
725	+	pi->pst_cmd) < 0) {
726	+	return NULL;
727	+	}
728	+
729	+	switch (pi->pst_stat) {
730	+	case PS_SLEEP:
731	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
732	+	break;
733	+	case PS_RUN:
734	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
735	+	break;
736	+	case PS_STOP:
737	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
738	+	break;
739	+	case PS_ZOMBIE:
740	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
741	+	break;
742	+	case PS_IDLE:
743	+	case PS_OTHER:
744	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
745	+	break;
746	+	}
747	+
748	+	proc_state_size++;
749	+	}
750	+	procidx = pstat_procinfo[num - 1].pst_idx + 1;
751	+	}
752	+	#endif
753	+
754		#ifdef CYGWIN
755	+	sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
756		return NULL;
757		#endif
758
759	<	process_stat.total=process_stat.sleeping+process_stat.running+process_stat.zombie+process_stat.stopped;
759	>	*entries = proc_state_size;
760	>	return proc_state;
761	>	}
762
763	+	sg_process_count *sg_get_process_count() {
764	+	static sg_process_count process_stat;
765	+	sg_process_stats *ps;
766	+	int ps_size, x;
767	+
768	+	process_stat.sleeping = 0;
769	+	process_stat.running = 0;
770	+	process_stat.zombie = 0;
771	+	process_stat.stopped = 0;
772	+	process_stat.total = 0;
773	+
774	+	ps = sg_get_process_stats(&ps_size);
775	+	if (ps == NULL) {
776	+	return NULL;
777	+	}
778	+
779	+	for(x = 0; x < ps_size; x++) {
780	+	switch (ps->state) {
781	+	case SG_PROCESS_STATE_RUNNING:
782	+	process_stat.running++;
783	+	break;
784	+	case SG_PROCESS_STATE_SLEEPING:
785	+	process_stat.sleeping++;
786	+	break;
787	+	case SG_PROCESS_STATE_STOPPED:
788	+	process_stat.stopped++;
789	+	break;
790	+	case SG_PROCESS_STATE_ZOMBIE:
791	+	process_stat.zombie++;
792	+	break;
793	+	default:
794	+	/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
795	+	* sg_process_count */
796	+	break;
797	+	}
798	+	ps++;
799	+	}
800	+
801	+	process_stat.total = ps_size;
802	+
803		return &process_stat;
804		}
805	+
806	+	int sg_process_compare_name(const void *va, const void *vb) {
807	+	const sg_process_stats *a = (sg_process_stats *)va;
808	+	const sg_process_stats *b = (sg_process_stats *)vb;
809	+
810	+	return strcmp(a->process_name, b->process_name);
811	+	}
812	+
813	+	int sg_process_compare_pid(const void *va, const void *vb) {
814	+	const sg_process_stats *a = (sg_process_stats *)va;
815	+	const sg_process_stats *b = (sg_process_stats *)vb;
816	+
817	+	if (a->pid < b->pid) {
818	+	return -1;
819	+	} else if (a->pid == b->pid) {
820	+	return 0;
821	+	} else {
822	+	return 1;
823	+	}
824	+	}
825	+
826	+	int sg_process_compare_uid(const void *va, const void *vb) {
827	+	const sg_process_stats *a = (sg_process_stats *)va;
828	+	const sg_process_stats *b = (sg_process_stats *)vb;
829	+
830	+	if (a->uid < b->uid) {
831	+	return -1;
832	+	} else if (a->uid == b->uid) {
833	+	return 0;
834	+	} else {
835	+	return 1;
836	+	}
837	+	}
838	+
839	+	int sg_process_compare_gid(const void *va, const void *vb) {
840	+	const sg_process_stats *a = (sg_process_stats *)va;
841	+	const sg_process_stats *b = (sg_process_stats *)vb;
842	+
843	+	if (a->gid < b->gid) {
844	+	return -1;
845	+	} else if (a->gid == b->gid) {
846	+	return 0;
847	+	} else {
848	+	return 1;
849	+	}
850	+	}
851	+
852	+	int sg_process_compare_size(const void *va, const void *vb) {
853	+	const sg_process_stats *a = (sg_process_stats *)va;
854	+	const sg_process_stats *b = (sg_process_stats *)vb;
855	+
856	+	if (a->proc_size < b->proc_size) {
857	+	return -1;
858	+	} else if (a->proc_size == b->proc_size) {
859	+	return 0;
860	+	} else {
861	+	return 1;
862	+	}
863	+	}
864	+
865	+	int sg_process_compare_res(const void *va, const void *vb) {
866	+	const sg_process_stats *a = (sg_process_stats *)va;
867	+	const sg_process_stats *b = (sg_process_stats *)vb;
868	+
869	+	if (a->proc_resident < b->proc_resident) {
870	+	return -1;
871	+	} else if (a->proc_resident == b->proc_resident) {
872	+	return 0;
873	+	} else {
874	+	return 1;
875	+	}
876	+	}
877	+
878	+	int sg_process_compare_cpu(const void *va, const void *vb) {
879	+	const sg_process_stats *a = (sg_process_stats *)va;
880	+	const sg_process_stats *b = (sg_process_stats *)vb;
881	+
882	+	if (a->cpu_percent < b->cpu_percent) {
883	+	return -1;
884	+	} else if (a->cpu_percent == b->cpu_percent) {
885	+	return 0;
886	+	} else {
887	+	return 1;
888	+	}
889	+	}
890	+
891	+	int sg_process_compare_time(const void *va, const void *vb) {
892	+	const sg_process_stats *a = (sg_process_stats *)va;
893	+	const sg_process_stats *b = (sg_process_stats *)vb;
894	+
895	+	if (a->time_spent < b->time_spent) {
896	+	return -1;
897	+	} else if (a->time_spent == b->time_spent) {
898	+	return 0;
899	+	} else {
900	+	return 1;
901	+	}
902	+	}
903	+

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