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#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
MODULE = Sys::MemInfo PACKAGE = Sys::MemInfo
#include "arch/functions.h"
#include <sys/param.h>
#include <sys/pstat.h>
void
availkeys()
PREINIT:
PPCODE:
XPUSHs(sv_2mortal(newSVpv(_totalmem, strlen(_totalmem))));
XPUSHs(sv_2mortal(newSVpv(_freemem, strlen(_freemem))));
XPUSHs(sv_2mortal(newSVpv(_totalswap, strlen(_totalswap))));
XPUSHs(sv_2mortal(newSVpv(_freeswap, strlen(_freeswap))));
double
totalmem()
PROTOTYPE: DISABLE
CODE:
struct pst_static pst_s;
double pages = 0;
double pagesize = 0;
if (pstat_getstatic (&pst_s, sizeof (struct pst_static), 1, 0) >= 0)
{
pages = pst_s.physical_memory;
pagesize = pst_s.page_size;
}
RETVAL = (pages * pagesize);
OUTPUT:
RETVAL
double
freemem()
PROTOTYPE: DISABLE
CODE:
struct pst_static pst_s;
struct pst_dynamic pst_d;
double pages = 0;
double pagesize = 0;
if (pstat_getstatic (&pst_s, sizeof (struct pst_static), 1, 0) >=0 && pstat_getdynamic (&pst_d, sizeof (struct pst_dynamic), 1, 0) >=0)
{
pages = pst_d.psd_free;
pagesize = pst_s.page_size;
}
RETVAL = (pages * pagesize);
OUTPUT:
RETVAL
double
totalswap()
PROTOTYPE: DISABLE
CODE:
double ret= 0;
struct pst_swapinfo pss;
int i;
for (i = 0; pstat_getswap(&pss, sizeof(pss), (size_t)1, i); i++) {
ret += pss.pss_nblksenabled;
}
RETVAL = ret * 1024;
OUTPUT:
RETVAL
double
freeswap()
PROTOTYPE: DISABLE
CODE:
double ret= 0;
struct pst_swapinfo pss;
int i;
for (i = 0; pstat_getswap(&pss, sizeof(pss), (size_t)1, i); i++) {
ret += pss.pss_nfpgs;
}
RETVAL = ret * 4 * 1024;
OUTPUT:
RETVAL
# vim:et:ts=2:sts=2:sw=2
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