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root/i-scream/projects/cms/source/ihost/libstatgrab/user_stats.c
Revision: 1.7
Committed: Tue May 21 16:47:12 2002 UTC (22 years, 4 months ago) by tdb
Content type: text/plain
Branch: MAIN
Changes since 1.6: +1 -0 lines
Log Message:
Added URL to GPL headers.

File Contents

# User Rev Content
1 tdb 1.3 /*
2     * i-scream central monitoring system
3 tdb 1.7 * http://www.i-scream.org.uk
4 tdb 1.3 * Copyright (C) 2000-2002 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.
10     *
11     * This program 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.
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.
19     */
20    
21 pajs 1.1 #include "ukcprog.h"
22     #include <stdlib.h>
23     #include <stdio.h>
24     #include <string.h>
25     #ifdef FREEBSD
26     #include <sys/types.h>
27     #endif
28     #include <utmp.h>
29    
30     char *get_user_stats(){
31     char *xml_user_data;
32     int nousers=0;
33     char *user_list=NULL;
34     char *user_tmp;
35     #if defined(LINUX) || defined(SOLARIS)
36     struct utmp *entry;
37     #endif
38     #ifdef FREEBSD
39     struct utmp entry;
40     FILE *f;
41     #endif
42    
43     #if defined(LINUX) || defined(SOLARIS)
44 pajs 1.5 setutent();
45 pajs 1.1 while((entry=getutent()) != NULL) {
46     if(entry->ut_type==USER_PROCESS) {
47     user_tmp=user_list;
48     if(user_list==NULL){
49     user_list=strdup(entry->ut_user);
50     }else{
51     user_list=strf("%s %s", user_list, entry->ut_user);
52     }
53     if(user_tmp!=NULL) free(user_tmp);
54     nousers++;
55     }
56     }
57 pajs 1.5 endutent();
58 pajs 1.1 #endif
59    
60     #ifdef FREEBSD
61     if ((f=fopen(_PATH_UTMP, "r")) == NULL){
62     errf("Failed to open UTMP file (%m)");
63     return NULL;
64     }
65    
66     while((fread(&entry, sizeof(entry),1,f)) != 0){
67     if (entry.ut_name[0] == '\0') continue;
68     user_tmp=user_list;
69     if(user_list==NULL){
70     user_list=strdup(entry.ut_name);
71     }else{
72     user_list=strf("%s %s", user_list, entry.ut_name);
73     }
74     if(user_tmp!=NULL) free(user_tmp);
75     nousers++;
76     }
77 pajs 1.4
78     if ((fclose(f)) != 0) {
79     errf("Failed to close file (%m)");
80     return NULL;
81     }
82    
83 pajs 1.1 #endif
84 pajs 1.6 if (user_list==NULL){
85     if((user_list=strdup("")) == NULL){
86     errf("strdup failed (%m)");
87     return NULL;
88     }
89     }
90     if((xml_user_data=strf("<users><list>%s</list><count>%d</count></users>",user_list,nousers)) == NULL){
91     errf("strf failed (%m)");
92     return NULL;
93     }
94 pajs 1.2 if (user_list!=NULL) free(user_list);
95 pajs 1.1 return xml_user_data;
96     }