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#!/usr/local/bin/php
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<?php
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/*
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interfaces_lan.php
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part of m0n0wall (http://m0n0.ch/wall)
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Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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require("guiconfig.inc");
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$lancfg = &$config['interfaces']['lan'];
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$optcfg = &$config['interfaces']['lan'];
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$pconfig['ipaddr'] = $config['interfaces']['lan']['ipaddr'];
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$pconfig['subnet'] = $config['interfaces']['lan']['subnet'];
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/* Wireless interface? */
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if (isset($optcfg['wireless'])) {
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require("interfaces_wlan.inc");
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wireless_config_init();
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}
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if ($_POST) {
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unset($input_errors);
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$pconfig = $_POST;
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/* input validation */
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$reqdfields = explode(" ", "ipaddr subnet");
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$reqdfieldsn = explode(",", "IP address,Subnet bit count");
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do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
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if (($_POST['ipaddr'] && !is_ipaddr($_POST['ipaddr']))) {
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$input_errors[] = "A valid IP address must be specified.";
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}
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if (($_POST['subnet'] && !is_numeric($_POST['subnet']))) {
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$input_errors[] = "A valid subnet bit count must be specified.";
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}
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/* Wireless interface? */
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if (isset($optcfg['wireless'])) {
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$wi_input_errors = wireless_config_post();
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if ($wi_input_errors) {
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$input_errors = array_merge($input_errors, $wi_input_errors);
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}
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}
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if (!$input_errors) {
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$config['interfaces']['lan']['ipaddr'] = $_POST['ipaddr'];
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$config['interfaces']['lan']['subnet'] = $_POST['subnet'];
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$dhcpd_was_enabled = 0;
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if (isset($config['dhcpd']['enable'])) {
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unset($config['dhcpd']['enable']);
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$dhcpd_was_enabled = 1;
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}
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write_config();
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touch($d_sysrebootreqd_path);
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$savemsg = get_std_save_message(0);
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if ($dhcpd_was_enabled)
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$savemsg .= "<br>Note that the DHCP server has been disabled.<br>Please review its configuration " .
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"and enable it again prior to rebooting.";
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}
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}
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?>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html>
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<head>
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<title><?=gentitle("Interfaces: LAN");?></title>
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
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<link href="gui.css" rel="stylesheet" type="text/css">
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<script language="JavaScript">
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<!--
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function gen_bits(ipaddr) {
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if (ipaddr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/) != -1) {
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var adr = ipaddr.split(/\./);
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if (adr[0] > 255 || adr[1] > 255 || adr[2] > 255 || adr[3] > 255)
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return "";
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if (adr[0] == 0 && adr[1] == 0 && adr[2] == 0 && adr[3] == 0)
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return "";
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if (adr[0] <= 127)
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return "8";
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else if (adr[0] <= 191)
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return "16";
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else
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return "24";
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}
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else
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return "";
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}
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function ipaddr_change() {
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document.iform.subnet.value = gen_bits(document.iform.ipaddr.value);
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}
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// -->
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</script>
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</head>
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<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
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<?php include("fbegin.inc"); ?>
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<p class="pgtitle">Interfaces: LAN</p>
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<?php if ($input_errors) print_input_errors($input_errors); ?>
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<?php if ($savemsg) print_info_box($savemsg); ?>
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<form action="interfaces_lan.php" method="post" name="iform" id="iform">
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<table width="100%" border="0" cellpadding="6" cellspacing="0">
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<tr>
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<td width="22%" valign="top" class="vncellreq">IP address</td>
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<td width="78%" class="vtable">
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<input name="ipaddr" type="text" class="formfld" id="hostname" size="20" value="<?=htmlspecialchars($pconfig['ipaddr']);?>" onchange="ipaddr_change()">
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/
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<select name="subnet" class="formfld" id="subnet">
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<?php for ($i = 31; $i > 0; $i--): ?>
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<option value="<?=$i;?>" <?php if ($i == $pconfig['subnet']) echo "selected"; ?>>
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<?=$i;?>
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</option>
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<?php endfor; ?>
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</select></td>
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</tr>
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<?php /* Wireless interface? */
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if (isset($optcfg['wireless']))
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wireless_config_print();
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?>
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<tr>
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<td width="22%" valign="top"> </td>
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<td width="78%">
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<input name="Submit" type="submit" class="formbtn" value="Save">
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</td>
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</tr>
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<tr>
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<td width="22%" valign="top"> </td>
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<td width="78%"><span class="vexpl"><span class="red"><strong>Warning:<br>
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</strong></span>after you click "Save", you must
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reboot your firewall for changes to take effect. You may also
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have to do one or more of the following steps before you can
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access your firewall again:
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<ul>
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<li>change the IP address of your computer</li>
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<li>renew its DHCP lease</li>
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<li>access the webGUI with the new IP address</li>
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</ul>
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</span></td>
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</tr>
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</table>
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</form>
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<?php include("fend.inc"); ?>
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</body>
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</html>
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