src/libstatgrab/os_info.c

/*
 * i-scream libstatgrab
 * http://www.i-scream.org
 * Copyright (C) 2000-2004 i-scream
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
 * 02111-1307 USA
 *
 * $Id: os_info.c,v 1.19 2004/07/18 21:30:11 ats Exp $
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <sys/utsname.h>
#include "statgrab.h"
#include <stdlib.h>
#ifdef SOLARIS
#include <kstat.h>
#include <time.h>
#endif
#if defined(LINUX) || defined(CYGWIN)
#include <stdio.h>
#endif
#ifdef ALLBSD
#if defined(FREEBSD) || defined(DFBSD)
#include <sys/types.h>
#include <sys/sysctl.h>
#else
#include <sys/param.h>
#include <sys/sysctl.h>
#endif
#include <time.h>
#include <sys/time.h>
#endif
#ifdef HPUX
#include <sys/param.h>
#include <sys/pstat.h>
#include <time.h>
#endif

sg_host_info *sg_get_host_info(){

        static sg_host_info general_stat;
        static struct utsname os;

#ifdef HPUX
        struct pst_static pstat_static;
        time_t currtime;
        long boottime;
#endif
#ifdef SOLARIS
        time_t boottime,curtime;
        kstat_ctl_t *kc;
        kstat_t *ksp;
        kstat_named_t *kn;
#endif
#if defined(LINUX) || defined(CYGWIN)
        FILE *f;
#endif
#ifdef ALLBSD
        int mib[2];
        struct timeval boottime;
        time_t curtime;
        size_t size;
#endif

        if((uname(&os)) < 0){
                sg_set_error_with_errno(SG_ERROR_UNAME, NULL);
                return NULL;
        }
        
        general_stat.os_name = os.sysname;
        general_stat.os_release = os.release;
        general_stat.os_version = os.version;
        general_stat.platform = os.machine;
        general_stat.hostname = os.nodename;

        /* get uptime */
#ifdef HPUX
        if (pstat_getstatic(&pstat_static, sizeof(pstat_static), 1, 0) == -1) {
                sg_set_error_with_errno(SG_ERROR_PSTAT, "pstat_static");
                return NULL;
        }

        currtime = time(NULL);

        boottime = pstat_static.boot_time;

        general_stat.uptime = currtime - boottime;
#endif
#ifdef SOLARIS
        if ((kc = kstat_open()) == NULL) {
                sg_set_error(SG_ERROR_KSTAT_OPEN, NULL);
                return NULL;
        }
        if((ksp=kstat_lookup(kc, "unix", -1, "system_misc"))==NULL){
                sg_set_error(SG_ERROR_KSTAT_LOOKUP, "unix,-1,system_misc");
                return NULL;
        }
        if (kstat_read(kc, ksp, 0) == -1) {
                sg_set_error(SG_ERROR_KSTAT_READ, NULL);
                return NULL;
        }
        if((kn=kstat_data_lookup(ksp, "boot_time")) == NULL){
                sg_set_error(SG_ERROR_KSTAT_DATA_LOOKUP, "boot_time");
                return NULL;
        }
        boottime=(kn->value.ui32);

        kstat_close(kc);

        time(&curtime);
        general_stat.uptime = curtime - boottime;
#endif
#if defined(LINUX) || defined(CYGWIN)
        if ((f=fopen("/proc/uptime", "r")) == NULL) {
                sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/uptime");
                return NULL;
        }
        if((fscanf(f,"%lu %*d",&general_stat.uptime)) != 1){
                sg_set_error(SG_ERROR_PARSE, NULL);
                return NULL;
        }
        fclose(f);
#endif
#ifdef ALLBSD
        mib[0] = CTL_KERN;
        mib[1] = KERN_BOOTTIME;
        size = sizeof boottime;
        if (sysctl(mib, 2, &boottime, &size, NULL, 0) < 0){
                sg_set_error_with_errno(SG_ERROR_SYSCTL,
                                        "CTL_KERN.KERN_BOOTTIME");
                return NULL;
        }
        time(&curtime);
        general_stat.uptime=curtime-boottime.tv_sec;
#endif

        return &general_stat;
        
}
Revision:	1.20
Committed:	Mon Nov 1 18:30:17 2004 UTC (19 years, 6 months ago) by tdb
Content type:	text/plain
Branch:	MAIN
Changes since 1.19:	+24 -2 lines
Log Message:	Merge in patch to provide support for HP-UX 11.11. Contributed by Roy Keene - thanks Roy!
#	User	Rev	Content
1	tdb	1.12	/*
2	tdb	1.16	* i-scream libstatgrab
3	tdb	1.6	* http://www.i-scream.org
4	tdb	1.12	* Copyright (C) 2000-2004 i-scream
5	pajs	1.1	*
6	tdb	1.12	* This library is free software; you can redistribute it and/or
7			* modify it under the terms of the GNU Lesser General Public
8			* License as published by the Free Software Foundation; either
9			* version 2.1 of the License, or (at your option) any later version.
10	pajs	1.1	*
11	tdb	1.12	* This library is distributed in the hope that it will be useful,
12	pajs	1.1	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	tdb	1.12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14			* Lesser General Public License for more details.
15	pajs	1.1	*
16	tdb	1.12	* You should have received a copy of the GNU Lesser General Public
17			* License along with this library; if not, write to the Free Software
18			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19			* 02111-1307 USA
20	tdb	1.13	*
21	tdb	1.20	* $Id: os_info.c,v 1.19 2004/07/18 21:30:11 ats Exp $
22	pajs	1.1	*/
23
24			#ifdef HAVE_CONFIG_H
25			#include "config.h"
26			#endif
27
28	tdb	1.3	#include <sys/utsname.h>
29	pajs	1.1	#include "statgrab.h"
30	ats	1.9	#include <stdlib.h>
31	pajs	1.1	#ifdef SOLARIS
32			#include <kstat.h>
33			#include <time.h>
34			#endif
35	ats	1.11	#if defined(LINUX) \|\| defined(CYGWIN)
36	pajs	1.4	#include <stdio.h>
37			#endif
38	ats	1.9	#ifdef ALLBSD
39	tdb	1.14	#if defined(FREEBSD) \|\| defined(DFBSD)
40	pajs	1.5	#include <sys/types.h>
41			#include <sys/sysctl.h>
42	ats	1.9	#else
43			#include <sys/param.h>
44			#include <sys/sysctl.h>
45			#endif
46	pajs	1.5	#include <time.h>
47			#include <sys/time.h>
48			#endif
49	tdb	1.20	#ifdef HPUX
50			#include <sys/param.h>
51			#include <sys/pstat.h>
52			#include <time.h>
53			#endif
54	pajs	1.1
55	ats	1.15	sg_host_info *sg_get_host_info(){
56	pajs	1.1
57	tdb	1.20	static sg_host_info general_stat;
58	pajs	1.4	static struct utsname os;
59	pajs	1.1
60	tdb	1.20	#ifdef HPUX
61			struct pst_static pstat_static;
62			time_t currtime;
63			long boottime;
64			#endif
65	pajs	1.4	#ifdef SOLARIS
66	pajs	1.1	time_t boottime,curtime;
67			kstat_ctl_t *kc;
68			kstat_t *ksp;
69			kstat_named_t *kn;
70	pajs	1.4	#endif
71	ats	1.11	#if defined(LINUX) \|\| defined(CYGWIN)
72	pajs	1.4	FILE *f;
73			#endif
74	ats	1.9	#ifdef ALLBSD
75			int mib[2];
76	pajs	1.5	struct timeval boottime;
77			time_t curtime;
78			size_t size;
79			#endif
80	pajs	1.1
81			if((uname(&os)) < 0){
82	ats	1.19	sg_set_error_with_errno(SG_ERROR_UNAME, NULL);
83	pajs	1.1	return NULL;
84			}
85
86			general_stat.os_name = os.sysname;
87	tdb	1.17	general_stat.os_release = os.release;
88			general_stat.os_version = os.version;
89			general_stat.platform = os.machine;
90			general_stat.hostname = os.nodename;
91	pajs	1.1
92			/* get uptime */
93	tdb	1.20	#ifdef HPUX
94			if (pstat_getstatic(&pstat_static, sizeof(pstat_static), 1, 0) == -1) {
95			sg_set_error_with_errno(SG_ERROR_PSTAT, "pstat_static");
96			return NULL;
97			}
98
99			currtime = time(NULL);
100
101			boottime = pstat_static.boot_time;
102
103			general_stat.uptime = currtime - boottime;
104			#endif
105	pajs	1.4	#ifdef SOLARIS
106	pajs	1.1	if ((kc = kstat_open()) == NULL) {
107	tdb	1.18	sg_set_error(SG_ERROR_KSTAT_OPEN, NULL);
108	pajs	1.1	return NULL;
109			}
110			if((ksp=kstat_lookup(kc, "unix", -1, "system_misc"))==NULL){
111	tdb	1.18	sg_set_error(SG_ERROR_KSTAT_LOOKUP, "unix,-1,system_misc");
112	pajs	1.1	return NULL;
113			}
114			if (kstat_read(kc, ksp, 0) == -1) {
115	tdb	1.18	sg_set_error(SG_ERROR_KSTAT_READ, NULL);
116	pajs	1.1	return NULL;
117			}
118			if((kn=kstat_data_lookup(ksp, "boot_time")) == NULL){
119	tdb	1.18	sg_set_error(SG_ERROR_KSTAT_DATA_LOOKUP, "boot_time");
120	pajs	1.1	return NULL;
121			}
122			boottime=(kn->value.ui32);
123	pajs	1.2
124			kstat_close(kc);
125	pajs	1.1
126			time(&curtime);
127			general_stat.uptime = curtime - boottime;
128	pajs	1.4	#endif
129	ats	1.11	#if defined(LINUX) \|\| defined(CYGWIN)
130	pajs	1.4	if ((f=fopen("/proc/uptime", "r")) == NULL) {
131	ats	1.19	sg_set_error_with_errno(SG_ERROR_OPEN, "/proc/uptime");
132	pajs	1.4	return NULL;
133			}
134			if((fscanf(f,"%lu %*d",&general_stat.uptime)) != 1){
135	tdb	1.18	sg_set_error(SG_ERROR_PARSE, NULL);
136	pajs	1.4	return NULL;
137			}
138			fclose(f);
139	pajs	1.5	#endif
140	ats	1.9	#ifdef ALLBSD
141			mib[0] = CTL_KERN;
142			mib[1] = KERN_BOOTTIME;
143	ats	1.8	size = sizeof boottime;
144	ats	1.9	if (sysctl(mib, 2, &boottime, &size, NULL, 0) < 0){
145	ats	1.19	sg_set_error_with_errno(SG_ERROR_SYSCTL,
146			"CTL_KERN.KERN_BOOTTIME");
147	pajs	1.5	return NULL;
148			}
149			time(&curtime);
150			general_stat.uptime=curtime-boottime.tv_sec;
151	pajs	1.4	#endif
152	pajs	1.1
153			return &general_stat;
154
155			}