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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 1.20 by tdb, Sat Feb 14 16:12:46 2004 UTC vs.
Revision 1.81 by tdb, Sat Sep 24 13:29:22 2005 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	+	#ifdef WIN32
82	+	#include <windows.h>
83	+	#include <psapi.h>
84	+	#endif
85
86	<	process_stat_t *get_process_stats(){
86	>	static void proc_state_init(sg_process_stats *s) {
87	>	s->process_name = NULL;
88	>	s->proctitle = NULL;
89	>	}
90
91	<	static process_stat_t process_stat;
91	>	static void proc_state_destroy(sg_process_stats *s) {
92	>	free(s->process_name);
93	>	free(s->proctitle);
94	>	}
95
96	+	sg_process_stats *sg_get_process_stats(int *entries){
97	+	VECTOR_DECLARE_STATIC(proc_state, sg_process_stats, 64,
98	+	proc_state_init, proc_state_destroy);
99	+	int proc_state_size = 0;
100	+	sg_process_stats *proc_state_ptr;
101	+	#ifdef HPUX
102	+	struct pst_status pstat_procinfo[PROCESS_BATCH];
103	+	long procidx = 0;
104	+	long long pagesize;
105	+	int num, i;
106	+	#endif
107	+	#ifdef ALLBSD
108	+	int mib[4];
109	+	size_t size;
110	+	struct kinfo_proc *kp_stats;
111	+	int procs, i;
112	+	char *proctitle;
113	+	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
114	+	kvm_t *kvmd;
115	+	char **args, **argsp;
116	+	int argslen = 0;
117	+	#else
118	+	long buflen;
119	+	char *p, *proctitletmp;
120	+	#endif
121	+	#ifdef NETBSD2
122	+	int lwps;
123	+	struct kinfo_lwp *kl_stats;
124	+	#endif
125	+	#endif
126		#if defined(SOLARIS) || defined(LINUX)
127	<	DIR *proc_dir;
127	>	DIR *proc_dir;
128		struct dirent *dir_entry;
129		char filename[MAX_FILE_LENGTH];
130		FILE *f;
68	–	#endif
69	–	#ifdef LINUX
70	–	char *line_ptr;
71	–	#endif
131		#ifdef SOLARIS
132		psinfo_t process_info;
133		#endif
134	<	#ifdef ALLBSD
135	<	int mib[3];
136	<	size_t size;
137	<	struct kinfo_proc *kp_stats;
138	<	int procs, i;
134	>	#ifdef LINUX
135	>	char s;
136	>	/* If someone has a executable of 4k filename length, they deserve to get it truncated :) */
137	>	char ps_name[4096];
138	>	char *ptr;
139	>	VECTOR_DECLARE_STATIC(psargs, char, 128, NULL, NULL);
140	>	unsigned long stime, utime, starttime;
141	>	int x;
142	>	int fn;
143	>	int len;
144	>	int rc;
145	>	time_t uptime;
146		#endif
147
148	<	process_stat.sleeping=0;
149	<	process_stat.running=0;
150	<	process_stat.zombie=0;
151	<	process_stat.stopped=0;
152	<	process_stat.total=0;
148	>	#ifdef LINUX
149	>	if ((f=fopen("/proc/uptime", "r")) == NULL) {
150	>	sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/uptime");
151	>	return NULL;
152	>	}
153	>	if((fscanf(f,"%lu %*d",&uptime)) != 1){
154	>	sg_set_error(SG_ERROR_PARSE, NULL);
155	>	return NULL;
156	>	}
157	>	fclose(f);
158	>	#endif
159
88	–	#if defined(SOLARIS) || defined(LINUX)
160		if((proc_dir=opendir(PROC_LOCATION))==NULL){
161	+	sg_set_error_with_errno(SG_ERROR_OPENDIR, PROC_LOCATION);
162		return NULL;
163		}
164
#	Line 97 | Line 169 | process_stat_t *get_process_stats(){
169		snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/psinfo", dir_entry->d_name);
170		#endif
171		#ifdef LINUX
172	<	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
172	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/stat", dir_entry->d_name);
173		#endif
102	–
174		if((f=fopen(filename, "r"))==NULL){
175	<	/* Open failed.. Process since vanished, or the path was too long.
175	>	/* Open failed.. Process since vanished, or the path was too long.
176		* Ah well, move onwards to the next one */
177		continue;
178		}
108	–
179		#ifdef SOLARIS
180		fread(&process_info, sizeof(psinfo_t), 1, f);
181	<	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++;
181	>	fclose(f);
182		#endif
183	+
184	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
185	+	return NULL;
186	+	}
187	+	proc_state_ptr = proc_state+proc_state_size;
188	+
189	+	#ifdef SOLARIS
190	+	proc_state_ptr->pid = process_info.pr_pid;
191	+	proc_state_ptr->parent = process_info.pr_ppid;
192	+	proc_state_ptr->pgid = process_info.pr_pgid;
193	+	proc_state_ptr->uid = process_info.pr_uid;
194	+	proc_state_ptr->euid = process_info.pr_euid;
195	+	proc_state_ptr->gid = process_info.pr_gid;
196	+	proc_state_ptr->egid = process_info.pr_egid;
197	+	proc_state_ptr->proc_size = (process_info.pr_size) * 1024;
198	+	proc_state_ptr->proc_resident = (process_info.pr_rssize) * 1024;
199	+	proc_state_ptr->time_spent = process_info.pr_time.tv_sec;
200	+	proc_state_ptr->cpu_percent = (process_info.pr_pctcpu * 100.0) / 0x8000;
201	+	proc_state_ptr->nice = (int)process_info.pr_lwp.pr_nice - 20;
202	+	if (sg_update_string(&proc_state_ptr->process_name,
203	+	process_info.pr_fname) < 0) {
204	+	return NULL;
205	+	}
206	+	if (sg_update_string(&proc_state_ptr->proctitle,
207	+	process_info.pr_psargs) < 0) {
208	+	return NULL;
209	+	}
210	+
211	+	switch (process_info.pr_lwp.pr_state) {
212	+	case 1:
213	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
214	+	break;
215	+	case 2:
216	+	case 5:
217	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
218	+	break;
219	+	case 3:
220	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
221	+	break;
222	+	case 4:
223	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
224	+	break;
225	+	}
226	+	#endif
227		#ifdef LINUX
228	<	if((line_ptr=f_read_line(f, "State:"))==NULL){
229	<	fclose(f);
228	>	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));
229	>	/* +3 becuase man page says "Resident  Set Size: number of pages the process has in real memory, minus 3 for administrative purposes." */
230	>	proc_state_ptr->proc_resident = (proc_state_ptr->proc_resident + 3) * getpagesize();
231	>	switch (s) {
232	>	case 'S':
233	>	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
234	>	break;
235	>	case 'R':
236	>	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
237	>	break;
238	>	case 'Z':
239	>	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
240	>	break;
241	>	case 'T':
242	>	case 'D':
243	>	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
244	>	break;
245	>	}
246	>
247	>	/* pa_name[0] should = '(' */
248	>	ptr = strchr(&ps_name[1], ')');
249	>	if(ptr !=NULL) *ptr='\0';
250	>
251	>	if (sg_update_string(&proc_state_ptr->process_name,
252	>	&ps_name[1]) < 0) {
253	>	return NULL;
254	>	}
255	>
256	>	/* cpu */
257	>	proc_state_ptr->cpu_percent = (100.0 * (utime + stime)) / ((uptime * 100.0) - starttime);
258	>
259	>	fclose(f);
260	>
261	>	/* uid / gid */
262	>	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/status", dir_entry->d_name);
263	>	if ((f=fopen(filename, "r")) == NULL) {
264	>	/* Open failed.. Process since vanished, or the path was too long.
265	>	* Ah well, move onwards to the next one */
266		continue;
267		}
268	<	if((line_ptr=strchr(line_ptr, '\t'))==NULL){
268	>
269	>	if((ptr=sg_f_read_line(f, "Uid:"))==NULL){
270		fclose(f);
271		continue;
272		}
273	<	line_ptr++;
274	<	if(line_ptr=='\0'){
273	>	sscanf(ptr, "Uid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->uid), &(proc_state_ptr->euid));
274	>
275	>	if((ptr=sg_f_read_line(f, "Gid:"))==NULL){
276		fclose(f);
277		continue;
278		}
279	+	sscanf(ptr, "Gid:\t%d\t%d\t%*d\t%*d\n", &(proc_state_ptr->gid), &(proc_state_ptr->egid));
280
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	–
281		fclose(f);
282	+
283	+	/* proctitle */
284	+	snprintf(filename, MAX_FILE_LENGTH, "/proc/%s/cmdline", dir_entry->d_name);
285	+
286	+	if((fn=open(filename, O_RDONLY)) == -1){
287	+	/* Open failed.. Process since vanished, or the path was too long.
288	+	* Ah well, move onwards to the next one */
289	+	continue;
290	+	}
291	+
292	+	#define READ_BLOCK_SIZE 128
293	+	len = 0;
294	+	do {
295	+	if (VECTOR_RESIZE(psargs, len + READ_BLOCK_SIZE) < 0) {
296	+	return NULL;
297	+	}
298	+	rc = read(fn, psargs + len, READ_BLOCK_SIZE);
299	+	if (rc > 0) {
300	+	len += rc;
301	+	}
302	+	} while (rc == READ_BLOCK_SIZE);
303	+	close(fn);
304	+
305	+	if (rc == -1) {
306	+	/* Read failed; move on. */
307	+	continue;
308	+	}
309	+
310	+	/* Turn \0s into spaces within the command line. */
311	+	ptr = psargs;
312	+	for(x = 0; x < len; x++) {
313	+	if (*ptr == '\0') *ptr = ' ';
314	+	ptr++;
315	+	}
316	+
317	+	if (len == 0) {
318	+	/* We want psargs to be NULL. */
319	+	if (VECTOR_RESIZE(psargs, 0) < 0) {
320	+	return NULL;
321	+	}
322	+	} else {
323	+	/* Not empty, so append a \0. */
324	+	if (VECTOR_RESIZE(psargs, len + 1) < 0) {
325	+	return NULL;
326	+	}
327	+	psargs[len] = '\0';
328	+	}
329	+
330	+	if (sg_update_string(&proc_state_ptr->proctitle, psargs) < 0) {
331	+	return NULL;
332	+	}
333	+	#endif
334	+
335	+	proc_state_size++;
336		}
337		closedir(proc_dir);
338		#endif
339	+
340		#ifdef ALLBSD
341		mib[0] = CTL_KERN;
342		mib[1] = KERN_PROC;
343		mib[2] = KERN_PROC_ALL;
344
345	<	if (sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
345	>	if(sysctl(mib, 3, NULL, &size, NULL, 0) < 0) {
346	>	sg_set_error_with_errno(SG_ERROR_SYSCTL,
347	>	"CTL_KERN.KERN_PROC.KERN_PROC_ALL");
348		return NULL;
349		}
350	<
350	>
351		procs = size / sizeof(struct kinfo_proc);
352
353	<	kp_stats = malloc(size);
354	<	if (kp_stats == NULL) {
353	>	kp_stats = sg_malloc(size);
354	>	if(kp_stats == NULL) {
355		return NULL;
356		}
357	<
358	<	if (sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
357	>	memset(kp_stats, 0, size);
358	>
359	>	if(sysctl(mib, 3, kp_stats, &size, NULL, 0) < 0) {
360	>	sg_set_error_with_errno(SG_ERROR_SYSCTL,
361	>	"CTL_KERN.KERN_PROC.KERN_PROC_ALL");
362	>	free(kp_stats);
363		return NULL;
364		}
365
366	+	#if (defined(FREEBSD) && !defined(FREEBSD5)) || defined(DFBSD)
367	+	kvmd = sg_get_kvm2();
368	+	#endif
369	+
370		for (i = 0; i < procs; i++) {
371	+	const char *name;
372	+
373		#ifdef FREEBSD5
374	+	if (kp_stats[i].ki_stat == 0) {
375	+	#else
376	+	if (kp_stats[i].kp_proc.p_stat == 0) {
377	+	#endif
378	+	/* FreeBSD 5 deliberately overallocates the array that
379	+	* the sysctl returns, so we'll get a few junk
380	+	* processes on the end that we have to ignore. (Search
381	+	* for "overestimate by 5 procs" in
382	+	* src/sys/kern/kern_proc.c for more details.) */
383	+	continue;
384	+	}
385	+
386	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
387	+	return NULL;
388	+	}
389	+	proc_state_ptr = proc_state+proc_state_size;
390	+
391	+	#ifdef FREEBSD5
392	+	name = kp_stats[i].ki_comm;
393	+	#elif defined(DFBSD)
394	+	name = kp_stats[i].kp_thread.td_comm;
395	+	#else
396	+	name = kp_stats[i].kp_proc.p_comm;
397	+	#endif
398	+	if (sg_update_string(&proc_state_ptr->process_name, name) < 0) {
399	+	return NULL;
400	+	}
401	+
402	+	#if defined(FREEBSD5) || defined(NETBSD) || defined(OPENBSD)
403	+
404	+	#ifdef FREEBSD5
405	+	mib[2] = KERN_PROC_ARGS;
406	+	mib[3] = kp_stats[i].ki_pid;
407	+	#else
408	+	mib[1] = KERN_PROC_ARGS;
409	+	mib[2] = kp_stats[i].kp_proc.p_pid;
410	+	mib[3] = KERN_PROC_ARGV;
411	+	#endif
412	+
413	+	free(proc_state_ptr->proctitle);
414	+	proc_state_ptr->proctitle = NULL;
415	+
416	+	/* Starting size - we'll double this straight away */
417	+	#define PROCTITLE_START_SIZE 64
418	+	buflen = PROCTITLE_START_SIZE;
419	+	size = buflen;
420	+	proctitle = NULL;
421	+
422	+	do {
423	+	if((long) size >= buflen) {
424	+	buflen *= 2;
425	+	size = buflen;
426	+	proctitletmp = sg_realloc(proctitle, buflen);
427	+	if(proctitletmp == NULL) {
428	+	free(proctitle);
429	+	proctitle = NULL;
430	+	proc_state_ptr->proctitle = NULL;
431	+	size = 0;
432	+	break;
433	+	}
434	+	proctitle = proctitletmp;
435	+	bzero(proctitle, buflen);
436	+	}
437	+
438	+	if(sysctl(mib, 4, proctitle, &size, NULL, 0) < 0) {
439	+	free(proctitle);
440	+	proctitle = NULL;
441	+	proc_state_ptr->proctitle = NULL;
442	+	size = 0;
443	+	break;
444	+	}
445	+	} while((long) size >= buflen);
446	+
447	+	if(size > 0) {
448	+	proc_state_ptr->proctitle = sg_malloc(size+1);
449	+	if(proc_state_ptr->proctitle == NULL) {
450	+	return NULL;
451	+	}
452	+	p = proctitle;
453	+	#ifdef OPENBSD
454	+	/* On OpenBSD, this value has the argv pointers (which
455	+	* are terminated by a NULL) at the front, so we have
456	+	* to skip over them to get to the strings. */
457	+	while (*(char ***)p != NULL) {
458	+	p += sizeof(char **);
459	+	}
460	+	p += sizeof(char **);
461	+	#endif
462	+	proc_state_ptr->proctitle[0] = '\0';
463	+	do {
464	+	sg_strlcat(proc_state_ptr->proctitle, p, size+1);
465	+	sg_strlcat(proc_state_ptr->proctitle, " ", size+1);
466	+	p += strlen(p) + 1;
467	+	} while (p < proctitle + size);
468	+	free(proctitle);
469	+	proctitle = NULL;
470	+	/* remove trailing space */
471	+	proc_state_ptr->proctitle[strlen(proc_state_ptr->proctitle)-1] = '\0';
472	+	}
473	+	else {
474	+	if(proctitle != NULL) {
475	+	free(proctitle);
476	+	proctitle = NULL;
477	+	}
478	+	proc_state_ptr->proctitle = NULL;
479	+	}
480	+	#else
481	+	free(proc_state_ptr->proctitle);
482	+	proc_state_ptr->proctitle = NULL;
483	+	if(kvmd != NULL) {
484	+	args = kvm_getargv(kvmd, &(kp_stats[i]), 0);
485	+	if(args != NULL) {
486	+	argsp = args;
487	+	while(*argsp != NULL) {
488	+	argslen += strlen(*argsp) + 1;
489	+	argsp++;
490	+	}
491	+	proctitle = sg_malloc(argslen + 1);
492	+	proctitle[0] = '\0';
493	+	if(proctitle == NULL) {
494	+	return NULL;
495	+	}
496	+	while(*args != NULL) {
497	+	sg_strlcat(proctitle, *args, argslen + 1);
498	+	sg_strlcat(proctitle, " ", argslen + 1);
499	+	args++;
500	+	}
501	+	/* remove trailing space */
502	+	proctitle[strlen(proctitle)-1] = '\0';
503	+	proc_state_ptr->proctitle = proctitle;
504	+	}
505	+	else {
506	+	proc_state_ptr->proctitle = NULL;
507	+	}
508	+	}
509	+	else {
510	+	proc_state_ptr->proctitle = NULL;
511	+	}
512	+	#endif
513	+
514	+	#ifdef FREEBSD5
515	+	proc_state_ptr->pid = kp_stats[i].ki_pid;
516	+	proc_state_ptr->parent = kp_stats[i].ki_ppid;
517	+	proc_state_ptr->pgid = kp_stats[i].ki_pgid;
518	+	#else
519	+	proc_state_ptr->pid = kp_stats[i].kp_proc.p_pid;
520	+	proc_state_ptr->parent = kp_stats[i].kp_eproc.e_ppid;
521	+	proc_state_ptr->pgid = kp_stats[i].kp_eproc.e_pgid;
522	+	#endif
523	+
524	+	#ifdef FREEBSD5
525	+	proc_state_ptr->uid = kp_stats[i].ki_ruid;
526	+	proc_state_ptr->euid = kp_stats[i].ki_uid;
527	+	proc_state_ptr->gid = kp_stats[i].ki_rgid;
528	+	proc_state_ptr->egid = kp_stats[i].ki_svgid;
529	+	#elif defined(DFBSD)
530	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_ucred.cr_ruid;
531	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_ucred.cr_svuid;
532	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_ucred.cr_rgid;
533	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_ucred.cr_svgid;
534	+	#else
535	+	proc_state_ptr->uid = kp_stats[i].kp_eproc.e_pcred.p_ruid;
536	+	proc_state_ptr->euid = kp_stats[i].kp_eproc.e_pcred.p_svuid;
537	+	proc_state_ptr->gid = kp_stats[i].kp_eproc.e_pcred.p_rgid;
538	+	proc_state_ptr->egid = kp_stats[i].kp_eproc.e_pcred.p_svgid;
539	+	#endif
540	+
541	+	#ifdef FREEBSD5
542	+	proc_state_ptr->proc_size = kp_stats[i].ki_size;
543	+	/* This is in pages */
544	+	proc_state_ptr->proc_resident =
545	+	kp_stats[i].ki_rssize * getpagesize();
546	+	/* This is in microseconds */
547	+	proc_state_ptr->time_spent = kp_stats[i].ki_runtime / 1000000;
548	+	proc_state_ptr->cpu_percent =
549	+	((double)kp_stats[i].ki_pctcpu / FSCALE) * 100.0;
550	+	proc_state_ptr->nice = kp_stats[i].ki_nice;
551	+	#else
552	+	proc_state_ptr->proc_size =
553	+	kp_stats[i].kp_eproc.e_vm.vm_map.size;
554	+	/* This is in pages */
555	+	proc_state_ptr->proc_resident =
556	+	kp_stats[i].kp_eproc.e_vm.vm_rssize * getpagesize();
557	+	#if defined(NETBSD) || defined(OPENBSD)
558	+	proc_state_ptr->time_spent =
559	+	kp_stats[i].kp_proc.p_rtime.tv_sec;
560	+	#elif defined(DFBSD)
561	+	proc_state_ptr->time_spent =
562	+	( kp_stats[i].kp_thread.td_uticks +
563	+	kp_stats[i].kp_thread.td_sticks +
564	+	kp_stats[i].kp_thread.td_iticks ) / 1000000;
565	+	#else
566	+	/* This is in microseconds */
567	+	proc_state_ptr->time_spent =
568	+	kp_stats[i].kp_proc.p_runtime / 1000000;
569	+	#endif
570	+	proc_state_ptr->cpu_percent =
571	+	((double)kp_stats[i].kp_proc.p_pctcpu / FSCALE) * 100.0;
572	+	proc_state_ptr->nice = kp_stats[i].kp_proc.p_nice;
573	+	#endif
574	+
575	+	#ifdef NETBSD2
576	+	{
577	+	size_t size;
578	+	int mib[5];
579	+
580	+	mib[0] = CTL_KERN;
581	+	mib[1] = KERN_LWP;
582	+	mib[2] = kp_stats[i].kp_proc.p_pid;
583	+	mib[3] = sizeof(struct kinfo_lwp);
584	+	mib[4] = 0;
585	+
586	+	if(sysctl(mib, 5, NULL, &size, NULL, 0) < 0) {
587	+	sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.0");
588	+	return NULL;
589	+	}
590	+
591	+	lwps = size / sizeof(struct kinfo_lwp);
592	+	mib[4] = lwps;
593	+
594	+	kl_stats = sg_malloc(size);
595	+	if(kl_stats == NULL) {
596	+	return NULL;
597	+	}
598	+
599	+	if(sysctl(mib, 5, kl_stats, &size, NULL, 0) < 0) {
600	+	sg_set_error_with_errno(SG_ERROR_SYSCTL, "CTL_KERN.KERN_LWP.pid.structsize.buffersize");
601	+	return NULL;
602	+	}
603	+	}
604	+
605	+	switch(kp_stats[i].kp_proc.p_stat) {
606	+	case SIDL:
607	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
608	+	break;
609	+	case SACTIVE:
610	+	{
611	+	int i;
612	+
613	+	for(i = 0; i < lwps; i++) {
614	+	switch(kl_stats[i].l_stat) {
615	+	case LSONPROC:
616	+	case LSRUN:
617	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
618	+	goto end;
619	+	case LSSLEEP:
620	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
621	+	goto end;
622	+	case LSSTOP:
623	+	case LSSUSPENDED:
624	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
625	+	goto end;
626	+	}
627	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
628	+	}
629	+	end: ;
630	+	}
631	+	break;
632	+	case SSTOP:
633	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
634	+	break;
635	+	case SZOMB:
636	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
637	+	break;
638	+	default:
639	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
640	+	break;
641	+	}
642	+
643	+	free(kl_stats);
644	+	#else
645	+	#ifdef FREEBSD5
646		switch (kp_stats[i].ki_stat) {
647		#else
648		switch (kp_stats[i].kp_proc.p_stat) {
#	Line 171 | Line 652 | process_stat_t *get_process_stats(){
652		#ifdef SONPROC
653		case SONPROC: /* NetBSD */
654		#endif
655	<	process_stat.running++;
655	>	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
656		break;
657		case SSLEEP:
658		#ifdef SWAIT
#	Line 180 | Line 661 | process_stat_t *get_process_stats(){
661		#ifdef SLOCK
662		case SLOCK: /* FreeBSD 5 */
663		#endif
664	<	process_stat.sleeping++;
664	>	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
665		break;
666		case SSTOP:
667	<	process_stat.stopped++;
667	>	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
668		break;
669		case SZOMB:
670		#ifdef SDEAD
671		case SDEAD: /* OpenBSD & NetBSD */
672		#endif
673	<	process_stat.zombie++;
673	>	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
674		break;
675	<	}
675	>	default:
676	>	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
677	>	break;
678	>	}
679	>	#endif
680	>	proc_state_size++;
681		}
682	+
683	+	free(kp_stats);
684		#endif
685
686	<	free(kp_stats);
686	>	#ifdef HPUX
687	>	if ((pagesize = sysconf(_SC_PAGESIZE)) == -1) {
688	>	sg_set_error_with_errno(SG_ERROR_SYSCONF, "_SC_PAGESIZE");
689	>	return NULL;
690	>	}
691
692	+	while (1) {
693	+	num = pstat_getproc(pstat_procinfo, sizeof pstat_procinfo[0],
694	+	PROCESS_BATCH, procidx);
695	+	if (num == -1) {
696	+	sg_set_error_with_errno(SG_ERROR_PSTAT,
697	+	"pstat_getproc");
698	+	return NULL;
699	+	} else if (num == 0) {
700	+	break;
701	+	}
702	+
703	+	for (i = 0; i < num; i++) {
704	+	struct pst_status *pi = &pstat_procinfo[i];
705	+
706	+	if (VECTOR_RESIZE(proc_state, proc_state_size + 1) < 0) {
707	+	return NULL;
708	+	}
709	+	proc_state_ptr = proc_state+proc_state_size;
710	+
711	+	proc_state_ptr->pid = pi->pst_pid;
712	+	proc_state_ptr->parent = pi->pst_ppid;
713	+	proc_state_ptr->pgid = pi->pst_pgrp;
714	+	proc_state_ptr->uid = pi->pst_uid;
715	+	proc_state_ptr->euid = pi->pst_euid;
716	+	proc_state_ptr->gid = pi->pst_gid;
717	+	proc_state_ptr->egid = pi->pst_egid;
718	+	proc_state_ptr->proc_size = (pi->pst_dsize + pi->pst_tsize + pi->pst_ssize) * pagesize;
719	+	proc_state_ptr->proc_resident = pi->pst_rssize * pagesize;
720	+	proc_state_ptr->time_spent = pi->pst_time;
721	+	proc_state_ptr->cpu_percent = (pi->pst_pctcpu * 100.0) / 0x8000;
722	+	proc_state_ptr->nice = pi->pst_nice;
723	+
724	+	if (sg_update_string(&proc_state_ptr->process_name,
725	+	pi->pst_ucomm) < 0) {
726	+	return NULL;
727	+	}
728	+	if (sg_update_string(&proc_state_ptr->proctitle,
729	+	pi->pst_cmd) < 0) {
730	+	return NULL;
731	+	}
732	+
733	+	switch (pi->pst_stat) {
734	+	case PS_SLEEP:
735	+	proc_state_ptr->state = SG_PROCESS_STATE_SLEEPING;
736	+	break;
737	+	case PS_RUN:
738	+	proc_state_ptr->state = SG_PROCESS_STATE_RUNNING;
739	+	break;
740	+	case PS_STOP:
741	+	proc_state_ptr->state = SG_PROCESS_STATE_STOPPED;
742	+	break;
743	+	case PS_ZOMBIE:
744	+	proc_state_ptr->state = SG_PROCESS_STATE_ZOMBIE;
745	+	break;
746	+	case PS_IDLE:
747	+	case PS_OTHER:
748	+	proc_state_ptr->state = SG_PROCESS_STATE_UNKNOWN;
749	+	break;
750	+	}
751	+
752	+	proc_state_size++;
753	+	}
754	+	procidx = pstat_procinfo[num - 1].pst_idx + 1;
755	+	}
756	+	#endif
757	+
758		#ifdef CYGWIN
759	+	sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin");
760		return NULL;
761		#endif
762	+	#ifdef WIN32
763	+	/* FIXME The data needed for this is probably do able with the
764	+	* "performance registry". Although using this appears to be a black
765	+	* art and closely guarded secret.
766	+	* This is not directly used in ihost, so not considered a priority */
767	+	sg_set_error(SG_ERROR_UNSUPPORTED, "Win32");
768	+	return NULL;
769	+	#endif
770
771	<	process_stat.total=process_stat.sleeping+process_stat.running+process_stat.zombie+process_stat.stopped;
771	>	*entries = proc_state_size;
772	>	return proc_state;
773	>	}
774
775	+	sg_process_count *sg_get_process_count() {
776	+	static sg_process_count process_stat;
777	+	#ifndef WIN32
778	+	sg_process_stats *ps;
779	+	int ps_size, x;
780	+	#else
781	+	DWORD aProcesses[1024];
782	+	DWORD cbNeeded;
783	+	#endif
784	+
785	+	process_stat.sleeping = 0;
786	+	process_stat.running = 0;
787	+	process_stat.zombie = 0;
788	+	process_stat.stopped = 0;
789	+	process_stat.total = 0;
790	+
791	+	#ifndef WIN32
792	+	ps = sg_get_process_stats(&ps_size);
793	+	if (ps == NULL) {
794	+	return NULL;
795	+	}
796	+
797	+	for(x = 0; x < ps_size; x++) {
798	+	switch (ps->state) {
799	+	case SG_PROCESS_STATE_RUNNING:
800	+	process_stat.running++;
801	+	break;
802	+	case SG_PROCESS_STATE_SLEEPING:
803	+	process_stat.sleeping++;
804	+	break;
805	+	case SG_PROCESS_STATE_STOPPED:
806	+	process_stat.stopped++;
807	+	break;
808	+	case SG_PROCESS_STATE_ZOMBIE:
809	+	process_stat.zombie++;
810	+	break;
811	+	default:
812	+	/* currently no mapping for SG_PROCESS_STATE_UNKNOWN in
813	+	* sg_process_count */
814	+	break;
815	+	}
816	+	ps++;
817	+	}
818	+
819	+	process_stat.total = ps_size;
820	+	#else
821	+	if (!EnumProcesses(aProcesses, sizeof(aProcesses), &cbNeeded))
822	+	return NULL;
823	+	process_stat.total = cbNeeded / sizeof(DWORD);
824	+	#endif
825	+
826		return &process_stat;
827		}
828	+
829	+	int sg_process_compare_name(const void *va, const void *vb) {
830	+	const sg_process_stats *a = (sg_process_stats *)va;
831	+	const sg_process_stats *b = (sg_process_stats *)vb;
832	+
833	+	return strcmp(a->process_name, b->process_name);
834	+	}
835	+
836	+	int sg_process_compare_pid(const void *va, const void *vb) {
837	+	const sg_process_stats *a = (sg_process_stats *)va;
838	+	const sg_process_stats *b = (sg_process_stats *)vb;
839	+
840	+	if (a->pid < b->pid) {
841	+	return -1;
842	+	} else if (a->pid == b->pid) {
843	+	return 0;
844	+	} else {
845	+	return 1;
846	+	}
847	+	}
848	+
849	+	int sg_process_compare_uid(const void *va, const void *vb) {
850	+	const sg_process_stats *a = (sg_process_stats *)va;
851	+	const sg_process_stats *b = (sg_process_stats *)vb;
852	+
853	+	if (a->uid < b->uid) {
854	+	return -1;
855	+	} else if (a->uid == b->uid) {
856	+	return 0;
857	+	} else {
858	+	return 1;
859	+	}
860	+	}
861	+
862	+	int sg_process_compare_gid(const void *va, const void *vb) {
863	+	const sg_process_stats *a = (sg_process_stats *)va;
864	+	const sg_process_stats *b = (sg_process_stats *)vb;
865	+
866	+	if (a->gid < b->gid) {
867	+	return -1;
868	+	} else if (a->gid == b->gid) {
869	+	return 0;
870	+	} else {
871	+	return 1;
872	+	}
873	+	}
874	+
875	+	int sg_process_compare_size(const void *va, const void *vb) {
876	+	const sg_process_stats *a = (sg_process_stats *)va;
877	+	const sg_process_stats *b = (sg_process_stats *)vb;
878	+
879	+	if (a->proc_size < b->proc_size) {
880	+	return -1;
881	+	} else if (a->proc_size == b->proc_size) {
882	+	return 0;
883	+	} else {
884	+	return 1;
885	+	}
886	+	}
887	+
888	+	int sg_process_compare_res(const void *va, const void *vb) {
889	+	const sg_process_stats *a = (sg_process_stats *)va;
890	+	const sg_process_stats *b = (sg_process_stats *)vb;
891	+
892	+	if (a->proc_resident < b->proc_resident) {
893	+	return -1;
894	+	} else if (a->proc_resident == b->proc_resident) {
895	+	return 0;
896	+	} else {
897	+	return 1;
898	+	}
899	+	}
900	+
901	+	int sg_process_compare_cpu(const void *va, const void *vb) {
902	+	const sg_process_stats *a = (sg_process_stats *)va;
903	+	const sg_process_stats *b = (sg_process_stats *)vb;
904	+
905	+	if (a->cpu_percent < b->cpu_percent) {
906	+	return -1;
907	+	} else if (a->cpu_percent == b->cpu_percent) {
908	+	return 0;
909	+	} else {
910	+	return 1;
911	+	}
912	+	}
913	+
914	+	int sg_process_compare_time(const void *va, const void *vb) {
915	+	const sg_process_stats *a = (sg_process_stats *)va;
916	+	const sg_process_stats *b = (sg_process_stats *)vb;
917	+
918	+	if (a->time_spent < b->time_spent) {
919	+	return -1;
920	+	} else if (a->time_spent == b->time_spent) {
921	+	return 0;
922	+	} else {
923	+	return 1;
924	+	}
925	+	}
926	+

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