src/libstatgrab/swap_stats.c

/* 
 * i-scream central monitoring system
 * http://www.i-scream.org.uk
 * 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.
 */

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

#include <stdio.h>
#include "statgrab.h"
#ifdef SOLARIS
#include <sys/stat.h>
#include <sys/swap.h>
#include <unistd.h>
#endif

swap_stat_t *get_swap_stats(){

        static swap_stat_t swap_stat;

        struct anoninfo ai;
        int pagesize;

        if((pagesize=sysconf(_SC_PAGESIZE)) == -1){
                return NULL;
        }
        if (swapctl(SC_AINFO, &ai) == -1) {
                return NULL;
        }
        swap_stat.total = (long long)ai.ani_max * (long long)pagesize;
        swap_stat.used = (long long)ai.ani_resv * (long long)pagesize;
        swap_stat.free = swap_stat.total - swap_stat.used;

        return &swap_stat;

}
Revision:	1.2
Committed:	Thu Feb 20 13:19:52 2003 UTC (21 years, 3 months ago) by tdb
Content type:	text/plain
Branch:	MAIN
CVS Tags:	LIBSTATGRAB_0_2
Changes since 1.1:	+0 -1 lines
Log Message:	Removed references to ukcprog.h. Fixed a missing * in the disk stats. And removed a block of linux stuff that shouldn't have been there :-) All with Pete's approval, of course.
#	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 <stdio.h>
26	#include "statgrab.h"
27	#ifdef SOLARIS
28	#include <sys/stat.h>
29	#include <sys/swap.h>
30	#include <unistd.h>
31	#endif
32
33	swap_stat_t *get_swap_stats(){
34
35	static swap_stat_t swap_stat;
36
37	struct anoninfo ai;
38	int pagesize;
39
40	if((pagesize=sysconf(_SC_PAGESIZE)) == -1){
41	return NULL;
42	}
43	if (swapctl(SC_AINFO, &ai) == -1) {
44	return NULL;
45	}
46	swap_stat.total = (long long)ai.ani_max * (long long)pagesize;
47	swap_stat.used = (long long)ai.ani_resv * (long long)pagesize;
48	swap_stat.free = swap_stat.total - swap_stat.used;
49
50	return &swap_stat;
51
52	}