ihost/libstatgrab/user_stats.c

/* 
 * i-scream central monitoring system
 * Copyright (C) 2000-2002 i-scream
 * 
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

#include "ukcprog.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#ifdef FREEBSD
#include <sys/types.h>
#endif
#include <utmp.h>

char *get_user_stats(){
        char *xml_user_data;
        int nousers=0;
        char *user_list=NULL;
        char *user_tmp;
#if defined(LINUX) || defined(SOLARIS)
        struct utmp *entry;
#endif
#ifdef FREEBSD
        struct utmp entry;
        FILE *f;
#endif

#if defined(LINUX) || defined(SOLARIS)
        while((entry=getutent()) != NULL) {
                if(entry->ut_type==USER_PROCESS) {
                        user_tmp=user_list;
                        if(user_list==NULL){
                                user_list=strdup(entry->ut_user);
                        }else{
                                user_list=strf("%s %s", user_list, entry->ut_user);
                        }
                        if(user_tmp!=NULL) free(user_tmp);
                        nousers++;
                }
        }
#endif

#ifdef FREEBSD
        if ((f=fopen(_PATH_UTMP, "r")) == NULL){
                errf("Failed to open UTMP file (%m)");
                return NULL;
        }

        while((fread(&entry, sizeof(entry),1,f)) != 0){
                if (entry.ut_name[0] == '\0') continue;
                user_tmp=user_list;
                if(user_list==NULL){
                        user_list=strdup(entry.ut_name);
                }else{
                        user_list=strf("%s %s", user_list, entry.ut_name);
                }
                if(user_tmp!=NULL) free(user_tmp);
                nousers++;
        }
#endif
        if (user_list==NULL) user_list=strdup("");
        xml_user_data=strf("<users><list>%s</list><count>%d</count></users>",user_list,nousers);
        if (user_list!=NULL) free(user_list);
        return xml_user_data;
}
Revision:	1.3
Committed:	Sat May 18 18:15:56 2002 UTC (23 years, 5 months ago) by tdb
Content type:	text/plain
Branch:	MAIN
Changes since 1.2:	+19 -0 lines
Log Message:	i-scream is now licensed under the GPL. I've added the GPL headers to every source file, and put a full copy of the license in the appropriate places. I think I've covered everything. This is going to be a mad commit ;)
#	User	Rev	Content
1	tdb	1.3	/*
2			* i-scream central monitoring system
3			* Copyright (C) 2000-2002 i-scream
4			*
5			* This program is free software; you can redistribute it and/or
6			* modify it under the terms of the GNU General Public License
7			* as published by the Free Software Foundation; either version 2
8			* of the License, or (at your option) any later version.
9			*
10			* This program is distributed in the hope that it will be useful,
11			* but WITHOUT ANY WARRANTY; without even the implied warranty of
12			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13			* GNU General Public License for more details.
14			*
15			* You should have received a copy of the GNU General Public License
16			* along with this program; if not, write to the Free Software
17			* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18			*/
19
20	pajs	1.1	#include "ukcprog.h"
21			#include <stdlib.h>
22			#include <stdio.h>
23			#include <string.h>
24			#ifdef FREEBSD
25			#include <sys/types.h>
26			#endif
27			#include <utmp.h>
28
29			char *get_user_stats(){
30			char *xml_user_data;
31			int nousers=0;
32			char *user_list=NULL;
33			char *user_tmp;
34			#if defined(LINUX) \|\| defined(SOLARIS)
35			struct utmp *entry;
36			#endif
37			#ifdef FREEBSD
38			struct utmp entry;
39			FILE *f;
40			#endif
41
42			#if defined(LINUX) \|\| defined(SOLARIS)
43			while((entry=getutent()) != NULL) {
44			if(entry->ut_type==USER_PROCESS) {
45			user_tmp=user_list;
46			if(user_list==NULL){
47			user_list=strdup(entry->ut_user);
48			}else{
49			user_list=strf("%s %s", user_list, entry->ut_user);
50			}
51			if(user_tmp!=NULL) free(user_tmp);
52			nousers++;
53			}
54			}
55			#endif
56
57			#ifdef FREEBSD
58			if ((f=fopen(_PATH_UTMP, "r")) == NULL){
59			errf("Failed to open UTMP file (%m)");
60			return NULL;
61			}
62
63			while((fread(&entry, sizeof(entry),1,f)) != 0){
64			if (entry.ut_name[0] == '\0') continue;
65			user_tmp=user_list;
66			if(user_list==NULL){
67			user_list=strdup(entry.ut_name);
68			}else{
69			user_list=strf("%s %s", user_list, entry.ut_name);
70			}
71			if(user_tmp!=NULL) free(user_tmp);
72			nousers++;
73			}
74			#endif
75			if (user_list==NULL) user_list=strdup("");
76			xml_user_data=strf("<users><list>%s</list><count>%d</count></users>",user_list,nousers);
77	pajs	1.2	if (user_list!=NULL) free(user_list);
78	pajs	1.1	return xml_user_data;
79			}