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root/i-scream/projects/cms/source/ihost/libstatgrab/os_info.c
Revision: 1.3
Committed: Mon May 13 16:46:24 2002 UTC (22 years, 6 months ago) by tdb
Content type: text/plain
Branch: MAIN
Changes since 1.2: +1 -1 lines
Log Message:
Closed the <os> tag.

File Contents

# User Rev Content
1 pajs 1.1 #include <sys/utsname.h>
2     #include <ukcprog.h>
3     #include <stdio.h>
4     #ifdef SOLARIS
5     #include <kstat.h>
6     #include <time.h>
7     #endif
8     #ifdef FREEBSD
9     #include <sys/types.h>
10     #include <sys/sysctl.h>
11     #include <time.h>
12 pajs 1.2 #include <sys/time.h>
13 pajs 1.1 #endif
14    
15     char *get_os_info(){
16     char *xml_os_info;
17     struct utsname os;
18     long uptime;
19     #ifdef SOLARIS
20     time_t boottime,curtime;
21     kstat_ctl_t *kc;
22     kstat_t *ksp;
23     kstat_named_t *kn;
24     #endif
25     #ifdef LINUX
26     FILE *f;
27     #endif
28     #ifdef FREEBSD
29     struct timeval boottime;
30     time_t curtime;
31 pajs 1.2 size_t size;
32 pajs 1.1 #endif
33     if((uname(&os)) < 0){
34     errf("Failed to get os stats (%m)");
35     return NULL;
36     }
37    
38     /* Get the uptime */
39     #ifdef SOLARIS
40     if ((kc = kstat_open()) == NULL) {
41     errf("kstat_open failure (%m)");
42     return NULL;
43     }
44     if((ksp=kstat_lookup(kc, "unix", -1, "system_misc"))==NULL){
45     errf("failed to find lookup information (%m)");
46     return NULL;
47     }
48     if (kstat_read(kc, ksp, 0) == -1) {
49     errf("Failed to read kernel information (%m)");
50     return NULL;
51     }
52     if((kn=kstat_data_lookup(ksp, "boot_time")) == NULL){
53     errf("Failed to get uptime (%m)");
54     return NULL;
55     }
56     boottime=(kn->value.ui32);
57     time(&curtime);
58     if((kstat_close(kc)) != 0){
59     errf("Failed to close kstat control structure (%m)");
60     return NULL;
61     }
62     uptime=curtime-boottime;
63     #endif
64     #ifdef LINUX
65     if ((f=fopen("/proc/uptime", "r")) == NULL) {
66     errf("Failed to open /proc/uptime (%m)");
67     return NULL;
68     }
69     if((fscanf(f,"%ld",&uptime)) != 1){
70     errf("Failed to read uptime (%m)");
71     return NULL;
72     }
73     if ((fclose(f)) != 0) {
74     errf("Failed to close file (%m)");
75     return NULL;
76     }
77     #endif
78     #ifdef FREEBSD
79     #define BOOT_TIME_NAME "kern.boottime"
80    
81     if (sysctlbyname(BOOT_TIME_NAME, NULL, &size, NULL, NULL) < 0){
82     errf("sysctlbyname failed (%m)");
83     return NULL;
84     }
85     if (sysctlbyname(BOOT_TIME_NAME, &boottime, &size, NULL, NULL) < 0){
86     errf("sysctlbyname failed (%m)");
87     return NULL;
88     }
89     time(&curtime);
90     uptime=curtime-boottime.tv_sec;
91    
92     #endif
93    
94    
95 tdb 1.3 xml_os_info=strf("<os><name>%s</name><release>%s</release><version>%s</version><sysname>%s</sysname><platform>%s</platform><uptime>%ld</uptime></os>", os.sysname, os.release, os.version, os.nodename, os.machine, uptime);
96 pajs 1.1
97     return xml_os_info;
98     }