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/* |
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* i-scream central monitoring system |
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* i-scream libstatgrab |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2004 i-scream |
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* |
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#include <stdio.h> |
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#include <string.h> |
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#endif |
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#ifdef FREEBSD |
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#if defined(FREEBSD) || defined(DFBSD) |
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#include <sys/types.h> |
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#include <sys/sysctl.h> |
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#include <unistd.h> |
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#endif |
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#ifdef OPENBSD |
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#include <stdlib.h> |
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#if defined(NETBSD) || defined(OPENBSD) |
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#include <sys/param.h> |
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#include <sys/sysctl.h> |
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#include <sys/time.h> |
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#include <uvm/uvm.h> |
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#endif |
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mem_stat_t *get_memory_stats(){ |
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sg_mem_stats *sg_get_mem_stats(){ |
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static mem_stat_t mem_stat; |
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static sg_mem_stats mem_stat; |
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#ifdef SOLARIS |
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kstat_ctl_t *kc; |
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unsigned long long value; |
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FILE *f; |
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#endif |
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#ifdef FREEBSD |
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#if defined(FREEBSD) || defined(DFBSD) |
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int mib[2]; |
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u_long physmem; |
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size_t size; |
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#if defined(NETBSD) || defined(OPENBSD) |
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struct uvmexp *uvm; |
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#endif |
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#ifdef OPENBSD |
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int mib[2]; |
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size_t size; |
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#endif |
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|
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#ifdef SOLARIS |
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if((pagesize=sysconf(_SC_PAGESIZE)) == -1){ |
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if((kn=kstat_data_lookup(ksp, "freemem")) == NULL){ |
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return NULL; |
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} |
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kstat_close(kc); |
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kstat_close(kc); |
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mem_stat.total = (long long)totalmem * (long long)pagesize; |
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mem_stat.free = ((long long)kn->value.ul) * (long long)pagesize; |
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return NULL; |
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} |
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while ((line_ptr = f_read_line(f, "")) != NULL) { |
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while ((line_ptr = sg_f_read_line(f, "")) != NULL) { |
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if (sscanf(line_ptr, "%*s %llu kB", &value) != 1) { |
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continue; |
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} |
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mem_stat.used = mem_stat.total - mem_stat.free; |
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#endif |
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#ifdef FREEBSD |
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#if defined(FREEBSD) || defined(DFBSD) |
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/* Returns bytes */ |
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mib[0] = CTL_HW; |
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mib[1] = HW_PHYSMEM; |
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mem_stat.used=physmem-mem_stat.free; |
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#endif |
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#ifdef NETBSD |
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if ((uvm = get_uvmexp()) == NULL) { |
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#if defined(NETBSD) || defined(OPENBSD) |
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if ((uvm = sg_get_uvmexp()) == NULL) { |
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return NULL; |
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} |
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#endif |
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#ifdef OPENBSD |
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mib[0] = CTL_VM; |
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mib[1] = VM_UVMEXP; |
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|
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if (sysctl(mib, 2, NULL, &size, NULL, 0) < 0) { |
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return NULL; |
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} |
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|
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uvm = malloc(size); |
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if (uvm == NULL) { |
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return NULL; |
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} |
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|
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if (sysctl(mib, 2, uvm, &size, NULL, 0) < 0) { |
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return NULL; |
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} |
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#endif |
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#if defined(NETBSD) || defined(OPENBSD) |
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mem_stat.total = uvm->pagesize * uvm->npages; |
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#ifdef NETBSD |
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mem_stat.cache = uvm->pagesize * (uvm->filepages + uvm->execpages); |
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#else |
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/* Can't find cache memory on OpenBSD */ |
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mem_stat.cache = 0; |
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#endif |
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mem_stat.free = uvm->pagesize * (uvm->free + uvm->inactive); |
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mem_stat.used = mem_stat.total - mem_stat.free; |
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#endif |
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#ifdef OPENBSD |
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free(uvm); |
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#endif |
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return &mem_stat; |