<?php
//
// phpSysInfo - A PHP System Information Script
// http://phpsysinfo.sourceforge.net/
//
// 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.
//
// $Id: class.NetBSD.inc.php,v 1.1 2004/01/20 20:51:36 reinerj Exp $
//

require('./includes/os/class.BSD.common.inc.php');

class sysinfo extends bsd_common {
    var $cpu_regexp;
    var $scsi_regexp;

    // Our contstructor
    // this function is run on the initialization of this class
    function sysinfo () {
        $this->cpu_regexp = "^cpu(.*)\, (.*) MHz";
        $this->scsi_regexp = "^(.*) at scsibus.*: <(.*)> .*";
    }

    function get_sys_ticks () {
        $a = $this->grab_key('kern.boottime');
        $sys_ticks = time() - $a;
        return $sys_ticks;
    }

    // get the pci device information out of dmesg
    function pci () {
        $results = array();

        for ($i=0; $i < count($this->read_dmesg()); $i++) {
            $buf = $this->dmesg[$i];
            if (preg_match('/(.*) at pci[0-9] dev [0-9]* function [0-9]*: (.*)$/', $buf, $ar_buf)) {
                $results[$i] = $ar_buf[1] . ": " . $ar_buf[2];
            } elseif (preg_match('/"(.*)" (.*).* at [.0-9]+ irq/', $buf, $ar_buf)) {
                $results[$i] = $ar_buf[1] . ": " . $ar_buf[2];
            }
            sort($results);
        }
        return $results;
    }

    function network () {
        $netstat_b = execute_program('netstat', '-nbdi | cut -c1-25,44- | grep "^[a-z]*[0-9][ \t].*Link"');
        $netstat_n = execute_program('netstat', '-ndi | cut -c1-25,44- | grep "^[a-z]*[0-9][ \t].*Link"');
        $lines_b = split("\n", $netstat_b);
        $lines_n = split("\n", $netstat_n);
        $results = array();
        for ($i = 0; $i < sizeof($lines_b); $i++) {
            $ar_buf_b = preg_split("/\s+/", $lines_b[$i]);
            $ar_buf_n = preg_split("/\s+/", $lines_n[$i]);
            if (!empty($ar_buf_b[0]) && !empty($ar_buf_n[3])) {
                $results[$ar_buf_b[0]] = array();

                $results[$ar_buf_b[0]]['rx_bytes'] = $ar_buf_b[3];
                $results[$ar_buf_b[0]]['rx_packets'] = $ar_buf_n[3];
                $results[$ar_buf_b[0]]['rx_errs'] = $ar_buf_n[4];
                $results[$ar_buf_b[0]]['rx_drop'] = $ar_buf_n[8];

                $results[$ar_buf_b[0]]['tx_bytes'] = $ar_buf_b[4];
                $results[$ar_buf_b[0]]['tx_packets'] = $ar_buf_n[5];
                $results[$ar_buf_b[0]]['tx_errs'] = $ar_buf_n[6];
                $results[$ar_buf_b[0]]['tx_drop'] = $ar_buf_n[8];

                $results[$ar_buf_b[0]]['errs'] = $ar_buf_n[4] + $ar_buf_n[6];
                $results[$ar_buf_b[0]]['drop'] = $ar_buf_n[8];
            }
        }
        return $results;
    }

    function memory () {
        $s = $this->grab_key('hw.physmem');
        $pagesize = $this->grab_key('hw.pagesize');

        $results['ram'] = array();

        $pstat = execute_program('vmstat', '-s');
        $lines = split("\n", $pstat);
        for ($i = 0; $i < sizeof($lines); $i++) {
            $ar_buf = preg_split("/\s+/", $lines[$i], 19);

            if ($i == 2) {
                $results['ram']['free'] = $ar_buf[1] * $pagesize / 1024;
            } elseif ($i == 15) {
                $results['swap']['total'] = $ar_buf[1] * $pagesize / 1024;
            } elseif ($i == 16) {
                $results['swap']['used'] = $ar_buf[1] * $pagesize / 1024;
            }
        }

        $results['ram']['total'] = $s / 1024;
        $results['ram']['shared'] = 0;
        $results['ram']['buffers'] = 0;
        $results['ram']['used'] = $results['ram']['total'] - $results['ram']['free'];
        $results['ram']['cached'] = 0;
        $results['ram']['t_used'] = $results['ram']['used'];
        $results['ram']['t_free'] = $results['ram']['free'];
        $results['ram']['percent'] = round(($results['ram']['used'] *100) / $results['ram']['total']);

        $results['swap']['free'] = $results['swap']['total'] - $results['swap']['used'];
        $results['swap']['percent'] = round(($results['swap']['used'] * 100) / $results['swap']['total']);

        return $results;
    }

    // get the ide device information out of dmesg
    function ide () {
        $results = array();

        $s = 0;
        for ($i=0; $i < count($this->read_dmesg()); $i++) {
            $buf = $this->dmesg[$i];
            if (preg_match('/^(.*) at (pciide|wdc)[0-9] (.*): <(.*)>/', $buf, $ar_buf)) {
                $s = $ar_buf[1];
                $results[$s]['model'] = $ar_buf[4];
                $results[$s]['media'] = 'Hard Disk';
                // now loop again and find the capacity
                for ($j=0; $j < count($this->read_dmesg()); $j++) {
                    $buf_n = $this->dmesg[$j];
                    if (preg_match("/^($s): (.*), (.*), (.*)MB, .*$/", $buf_n, $ar_buf_n)) {
                        $results[$s]['capacity'] = $ar_buf_n[4] * 2048 * 1.049;;
                    }
                }
            }
        }
        return $results;
    }
}
