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root/i-scream/projects/libstatgrab/src/libstatgrab/os_info.c
Revision: 1.5
Committed: Thu Apr 3 20:14:40 2003 UTC (21 years, 1 month ago) by pajs
Content type: text/plain
Branch: MAIN
CVS Tags: LIBSTATGRAB_0_4
Changes since 1.4: +21 -0 lines
Log Message:
Now works on freebsd

File Contents

# Content
1 /*
2 * i-scream central monitoring system
3 * http://www.i-scream.org.uk
4 * 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 #ifdef HAVE_CONFIG_H
22 #include "config.h"
23 #endif
24
25 #include <sys/utsname.h>
26 #include "statgrab.h"
27 #ifdef SOLARIS
28 #include <kstat.h>
29 #include <time.h>
30 #endif
31 #ifdef LINUX
32 #include <stdio.h>
33 #endif
34 #ifdef FREEBSD
35 #include <sys/types.h>
36 #include <sys/sysctl.h>
37 #include <time.h>
38 #include <sys/time.h>
39 #endif
40
41 general_stat_t *get_general_stats(){
42
43 static general_stat_t general_stat;
44 static struct utsname os;
45
46 #ifdef SOLARIS
47 time_t boottime,curtime;
48 kstat_ctl_t *kc;
49 kstat_t *ksp;
50 kstat_named_t *kn;
51 #endif
52 #ifdef LINUX
53 FILE *f;
54 #endif
55 #ifdef FREEBSD
56 struct timeval boottime;
57 time_t curtime;
58 size_t size;
59 #endif
60
61 if((uname(&os)) < 0){
62 return NULL;
63 }
64
65 general_stat.os_name = os.sysname;
66 general_stat.os_release = os.release;
67 general_stat.os_version = os.version;
68 general_stat.platform = os.machine;
69 general_stat.hostname = os.nodename;
70
71 /* get uptime */
72 #ifdef SOLARIS
73 if ((kc = kstat_open()) == NULL) {
74 return NULL;
75 }
76 if((ksp=kstat_lookup(kc, "unix", -1, "system_misc"))==NULL){
77 return NULL;
78 }
79 if (kstat_read(kc, ksp, 0) == -1) {
80 return NULL;
81 }
82 if((kn=kstat_data_lookup(ksp, "boot_time")) == NULL){
83 return NULL;
84 }
85 boottime=(kn->value.ui32);
86
87 kstat_close(kc);
88
89 time(&curtime);
90 general_stat.uptime = curtime - boottime;
91 #endif
92 #ifdef LINUX
93 if ((f=fopen("/proc/uptime", "r")) == NULL) {
94 return NULL;
95 }
96 if((fscanf(f,"%lu %*d",&general_stat.uptime)) != 1){
97 return NULL;
98 }
99 fclose(f);
100 #endif
101 #ifdef FREEBSD
102 if (sysctlbyname("kern.boottime", NULL, &size, NULL, NULL) < 0){
103 return NULL;
104 }
105 if (sysctlbyname("kern.boottime", &boottime, &size, NULL, NULL) < 0){
106 return NULL;
107 }
108 time(&curtime);
109 general_stat.uptime=curtime-boottime.tv_sec;
110 #endif
111
112 return &general_stat;
113
114 }