lcdproc - code style fixes

- Fix copyright header
- Indentation and code style fixes
- Replace backticks with shell_exec()

1 files changed, 612 insertions, 628 deletions

diff --git a/config/lcdproc/lcdproc_client.php b/config/lcdproc/lcdproc_client.php
index 464d6260..e59e8635 100644
--- a/config/lcdproc/lcdproc_client.php
+++ b/config/lcdproc/lcdproc_client.php
@@ -1,721 +1,705 @@
 <?php
-/* $Id$ */
 /*
-        lcdproc_client.php
-        Copyright (C) 2007 Seth Mos <seth.mos@dds.nl>
-        All rights reserved.
-
-        Redistribution and use in source and binary forms, with or without
-        modification, are permitted provided that the following conditions are met:
-
-        1. Redistributions of source code must retain the above copyright notice,
-           this list of conditions and the following disclaimer.
-
-        2. Redistributions in binary form must reproduce the above copyright
-           notice, this list of conditions and the following disclaimer in the
-           documentation and/or other materials provided with the distribution.
-
-        THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
-        INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
-        AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
-        AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
-        OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-        SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-        INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-        CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-        ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-        POSSIBILITY OF SUCH DAMAGE.
+	lcdproc_client.inc
+	part of pfSense (https://www.pfSense.org/)
+	Copyright (C) 2007-2009 Seth Mos <seth.mos@dds.nl>
+	Copyright (C) 2009 Scott Ullrich
+	Copyright (C) 2011 Michele Di Maria
+	Copyright (C) 2015 ESF, LLC
+	All rights reserved.
+
+	Redistribution and use in source and binary forms, with or without
+	modification, are permitted provided that the following conditions are met:
+
+	1. Redistributions of source code must retain the above copyright notice,
+	   this list of conditions and the following disclaimer.
+
+	2. Redistributions in binary form must reproduce the above copyright
+	   notice, this list of conditions and the following disclaimer in the
+	   documentation and/or other materials provided with the distribution.
+
+	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
+	INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+	AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+	AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+	OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+	SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+	INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+	CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+	ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+	POSSIBILITY OF SUCH DAMAGE.
 */
-	
-	/*   trick interface into running this.  we are only
-	 *   calling from useland so this is not a security issue 
-	 */
-	require_once("config.inc");
-	require_once("functions.inc");
-	require_once("/usr/local/pkg/lcdproc.inc");
-
-	function get_pfstate() {
-		global $config;
-		$matches = "";
-		if (isset($config['system']['maximumstates']) and $config['system']['maximumstates'] > 0)
-			$maxstates="/{$config['system']['maximumstates']}";
-		else
-			$maxstates="/10000";
-
-		$curentries = `/sbin/pfctl -si |grep current`;
-		if (preg_match("/([0-9]+)/", $curentries, $matches)) {
-			$curentries = $matches[1];
-		}
-		return $curentries . $maxstates;
+require_once("config.inc");
+require_once("functions.inc");
+require_once("/usr/local/pkg/lcdproc.inc");
+
+function get_pfstate() {
+	global $config;
+	$matches = "";
+	if (isset($config['system']['maximumstates']) and $config['system']['maximumstates'] > 0) {
+		$maxstates = "/{$config['system']['maximumstates']}";
+	} else {
+		$maxstates = "/10000";
 	}
-
-	function disk_usage() {
-		$dfout = "";
-		exec("/bin/df -h | /usr/bin/grep -w '/' | /usr/bin/awk '{ print $5 }' | /usr/bin/cut -d '%' -f 1", $dfout);
-		$diskusage = trim($dfout[0]);
-
-		return $diskusage;
+	$curentries = shell_exec('/sbin/pfctl -si | grep current');
+	if (preg_match("/([0-9]+)/", $curentries, $matches)) {
+		$curentries = $matches[1];
 	}
-
-	function mem_usage() {
-		$memory = "";
-		exec("/sbin/sysctl -n vm.stats.vm.v_page_count vm.stats.vm.v_inactive_count " .
-			"vm.stats.vm.v_cache_count vm.stats.vm.v_free_count", $memory);
-
-		$totalMem = $memory[0];
-		$availMem = $memory[1] + $memory[2] + $memory[3];
-		$usedMem = $totalMem - $availMem;
-		$memUsage = round(($usedMem * 100) / $totalMem, 0);
-
-		return $memUsage;
+	return $curentries . $maxstates;
+}
+
+function disk_usage() {
+	$dfout = "";
+	exec("/bin/df -h | /usr/bin/grep -w '/' | /usr/bin/awk '{ print $5 }' | /usr/bin/cut -d '%' -f 1", $dfout);
+	$diskusage = trim($dfout[0]);
+	return $diskusage;
+}
+
+function mem_usage() {
+	$memory = "";
+	exec("/sbin/sysctl -n vm.stats.vm.v_page_count vm.stats.vm.v_inactive_count " .
+		"vm.stats.vm.v_cache_count vm.stats.vm.v_free_count", $memory);
+
+	$totalMem = $memory[0];
+	$availMem = $memory[1] + $memory[2] + $memory[3];
+	$usedMem = $totalMem - $availMem;
+	$memUsage = round(($usedMem * 100) / $totalMem, 0);
+	return $memUsage;
+}
+
+/* Calculates non-idle CPU time and returns as a percentage */
+function cpu_usage() {
+	$duration = 1;
+	$diff = array('user', 'nice', 'sys', 'intr', 'idle');
+	$cpuTicks = array_combine($diff, explode(" ", shell_exec('/sbin/sysctl -n kern.cp_time')));
+	sleep($duration);
+	$cpuTicks2 = array_combine($diff, explode(" ", shell_exec('/sbin/sysctl -n kern.cp_time')));
+
+	$totalStart = array_sum($cpuTicks);
+	$totalEnd = array_sum($cpuTicks2);
+
+	// Something wrapped ?!?!
+	if ($totalEnd <= $totalStart) {
+		return 0;
 	}
 
-	/*function array_combine($arr1, $arr2) {
-		$out = array();
-
-		$arr1 = array_values($arr1);
-		$arr2 = array_values($arr2);
+	// Calculate total cycles used
+	$totalUsed = ($totalEnd - $totalStart) - ($cpuTicks2['idle'] - $cpuTicks['idle']);
 
-		foreach($arr1 as $key1 => $value1) {
-			$out[(string)$value1] = $arr2[$key1];
-		}
-
-		return $out;
-	}*/
-
-	/* Calculates non-idle CPU time and returns as a percentage */
-	function cpu_usage() {
-		$duration = 1;
-		$diff = array('user', 'nice', 'sys', 'intr', 'idle');
-		$cpuTicks = array_combine($diff, explode(" ", `/sbin/sysctl -n kern.cp_time`));
-		sleep($duration);
-		$cpuTicks2 = array_combine($diff, explode(" ", `/sbin/sysctl -n kern.cp_time`));
-
-		$totalStart = array_sum($cpuTicks);
-		$totalEnd = array_sum($cpuTicks2);
-
-		// Something wrapped ?!?!
-		if ($totalEnd <= $totalStart)
-			return 0;
+	// Calculate the percentage used
+	$cpuUsage = floor(100 * ($totalUsed / ($totalEnd - $totalStart)));
+	return $cpuUsage;
+}
 
-		// Calculate total cycles used
-		$totalUsed = ($totalEnd - $totalStart) - ($cpuTicks2['idle'] - $cpuTicks['idle']);
-
-		// Calculate the percentage used
-		$cpuUsage = floor(100 * ($totalUsed / ($totalEnd - $totalStart)));
-
-		return $cpuUsage;
+function get_uptime_stats() {
+	exec("/usr/bin/uptime", $output, $ret);
+	if (stristr($output[0], "day")) {
+		$temp = explode(" ", $output[0]);
+		$status = "$temp[2] $temp[3] $temp[4] $temp[5] $temp[6] $temp[7] ". substr($temp[8], 0, -1);
+	} else {
+		$temp = explode(" ", $output[0]);
+		$status = "$temp[2] $temp[3] $temp[4] $temp[5] $temp[6] ". substr($temp[7], 0, -1);
 	}
-
-	function get_uptime_stats() {
-		exec("/usr/bin/uptime", $output, $ret);
-		if(stristr($output[0], "day")) {
-			$temp = explode(" ", $output[0]);
-			$status = "$temp[2] $temp[3] $temp[4] $temp[5] $temp[6] $temp[7] ". substr($temp[8], 0, -1);
+	return($status);
+}
+
+function get_loadavg_stats() {
+	exec("/usr/bin/uptime", $output, $ret);
+	if (stristr($output[0], "day")) {
+		$temp = explode(" ", $output[0]);
+		$status = "$temp[11] $temp[12] $temp[13]";
+	} else {
+		$temp = explode(" ", $output[0]);
+		$status = "$temp[10] $temp[11] $temp[12]";
+	}
+	return($status);
+}
+
+function get_mbuf_stats() {
+	exec("netstat -mb | grep \"mbufs in use\" | awk '{ print $1 }' | cut -d\"/\" -f1", $mbufs_inuse);
+	exec("netstat -mb | grep \"mbufs in use\" | awk '{ print $1 }' | cut -d\"/\" -f3", $mbufs_total);
+	$status = "$mbufs_inuse[0] \/ $mbufs_total[0]";
+
+	return($status);
+}
+
+function get_cpufrequency() {
+	$cpufreqs = "";
+	exec("/sbin/sysctl -n dev.cpu.0.freq_levels", $cpufreqs);
+	$cpufreqs = explode(" ", trim($cpufreqs[0]));
+	$maxfreq = explode("/", $cpufreqs[0]);
+	$maxfreq = $maxfreq[0];
+	$curfreq = "";
+	exec("/sbin/sysctl -n dev.cpu.0.freq", $curfreq);
+	$curfreq = trim($curfreq[0]);
+	$status = "$curfreq\/$maxfreq Mhz";
+	return($status);
+}
+
+function get_interfaces_stats() {
+	global $g;
+	global $config;
+	$ifstatus = array();
+	$i = 0;
+	$ifdescrs = array('wan' => 'WAN', 'lan' => 'LAN');
+	for ($j = 1; isset($config['interfaces']['opt' . $j]); $j++) {
+		$ifdescrs['opt' . $j] = $config['interfaces']['opt' . $j]['descr'];
+	}
+	foreach ($ifdescrs as $ifdescr => $ifname) {
+		$ifinfo = get_interface_info($ifdescr);
+		if ($ifinfo['status'] == "up") {
+			$online = "Up";
 		} else {
-			$temp = explode(" ", $output[0]);
-			$status = "$temp[2] $temp[3] $temp[4] $temp[5] $temp[6] ". substr($temp[7], 0, -1);
+			$online = "Down";
 		}
-		return($status);
-	}
-
-	function get_loadavg_stats() {
-		exec("/usr/bin/uptime", $output, $ret);
-		if(stristr($output[0], "day")) {
-			$temp = explode(" ", $output[0]);
-			$status = "$temp[11] $temp[12] $temp[13]";
+		if (!empty($ifinfo['ipaddr'])) {
+			$ip = htmlspecialchars($ifinfo['ipaddr']);
 		} else {
-			$temp = explode(" ", $output[0]);
-			$status = "$temp[10] $temp[11] $temp[12]";
+			$ip = "-";
 		}
-		return($status);
+		$ifstatus[] = htmlspecialchars($ifname) ." [$online]";
 	}
-	
-	function get_mbuf_stats() {	
-		exec("netstat -mb | grep \"mbufs in use\" | awk '{ print $1 }' | cut -d\"/\" -f1", $mbufs_inuse);
-		exec("netstat -mb | grep \"mbufs in use\" | awk '{ print $1 }' | cut -d\"/\" -f3", $mbufs_total);
-		$status = "$mbufs_inuse[0] \/ $mbufs_total[0]";
-		return($status);
+	$status = " ". implode(", ", $ifstatus);
+	return($status);
+}
+
+function get_slbd_stats() {
+	global $g;
+	global $config;
+
+	if (!is_array($config['load_balancer']['lbpool'])) {
+		$config['load_balancer']['lbpool'] = array();
 	}
-	
-	function get_cpufrequency(){
-		$cpufreqs = "";
-		exec("/sbin/sysctl -n dev.cpu.0.freq_levels", $cpufreqs);
-		$cpufreqs = explode(" ", trim($cpufreqs[0]));
-		$maxfreq = explode("/", $cpufreqs[0]);
-		$maxfreq = $maxfreq[0];
-		$curfreq = "";
-		exec("/sbin/sysctl -n dev.cpu.0.freq", $curfreq);
-		$curfreq = trim($curfreq[0]);
-		$status = "$curfreq\/$maxfreq Mhz";
-		return($status);
+	$a_pool = &$config['load_balancer']['lbpool'];
+
+	$slbd_logfile = "{$g['varlog_path']}/slbd.log";
+
+	$nentries = $config['syslog']['nentries'];
+	if (!$nentries) {
+	        $nentries = 50;
 	}
 
-	function get_interfaces_stats() {
-		global $g;
-		global $config;
-		$ifstatus = array();
-		$i = 0;
-		$ifdescrs = array('wan' => 'WAN', 'lan' => 'LAN');
-		for ($j = 1; isset($config['interfaces']['opt' . $j]); $j++) {
-			$ifdescrs['opt' . $j] = $config['interfaces']['opt' . $j]['descr'];
-		}
-		foreach ($ifdescrs as $ifdescr => $ifname){
-			$ifinfo = get_interface_info($ifdescr);
-			if($ifinfo['status'] == "up") {
-				$online = "Up";
-			} else {
-				$online = "Down";
-			}
-			if(!empty($ifinfo['ipaddr'])) {
-				$ip = htmlspecialchars($ifinfo['ipaddr']);
+	$now = time();
+	$year = date("Y");
+	$pstatus = "";
+	$i = 0;
+	foreach ($a_pool as $vipent) {
+		$pstatus[] = "{$vipent['name']}";
+		if ($vipent['type'] == "gateway") {
+			$poolfile = "{$g['tmp_path']}/{$vipent['name']}.pool";
+			if (file_exists("$poolfile")) {
+				$poolstatus = file_get_contents("$poolfile");
 			} else {
-				$ip = "-";
+				continue;
 			}
-			$ifstatus[] = htmlspecialchars($ifname) ." [$online]";
-		}
-		$status = " ". implode(", ", $ifstatus);
-		return($status);
-	}
-
-	function get_slbd_stats() {
-		global $g;
-		global $config;
-
-		if (!is_array($config['load_balancer']['lbpool'])) {
-			$config['load_balancer']['lbpool'] = array();
-		}
-		$a_pool = &$config['load_balancer']['lbpool'];
-
-		$slbd_logfile = "{$g['varlog_path']}/slbd.log";
-
-		$nentries = $config['syslog']['nentries'];
-		if (!$nentries)
-		        $nentries = 50;
-
-		$now = time();
-		$year = date("Y");
-		$pstatus = "";
-		$i = 0;
-		foreach ($a_pool as $vipent) {
-			$pstatus[] = "{$vipent['name']}";
-			if ($vipent['type'] == "gateway") {
-				$poolfile = "{$g['tmp_path']}/{$vipent['name']}.pool";
-				if(file_exists("$poolfile")) {
-					$poolstatus = file_get_contents("$poolfile");
+			foreach ((array) $vipent['servers'] as $server) {
+				$lastchange = "";
+				$svr = split("\|", $server);
+				$monitorip = $svr[1];
+				if (stristr($poolstatus, $monitorip)) {
+					$online = "Up";
 				} else {
-					continue;
-				}
-				foreach ((array) $vipent['servers'] as $server) {
-					$lastchange = "";
-                                        $svr = split("\|", $server);
-					$monitorip = $svr[1];
-					if(stristr($poolstatus, $monitorip)) {
-						$online = "Up";
-					} else {
-						$online = "Down";
-					}
-					$pstatus[] = strtoupper($svr[0]) ." [{$online}]";
+					$online = "Down";
 				}
-			} else {
-				$pstatus[] = "{$vipent['monitor']}";
+				$pstatus[] = strtoupper($svr[0]) ." [{$online}]";
 			}
+		} else {
+			$pstatus[] = "{$vipent['monitor']}";
 		}
-		if(count($a_pool) == 0) {
-			$pstatus[] = "Disabled";
-		}
-		$status = implode(", ", $pstatus);
-		return($status);
 	}
-
-	function get_carp_stats () {
-		global $g;
-		global $config;
-
-		if(is_array($config['virtualip']['vip'])) {
-		  	$carpint = 0;
-			$initcount = 0;
-			$mastercount = 0;
-			$backupcount = 0;
-			foreach($config['virtualip']['vip'] as $carp) {
-				if ($carp['mode'] != "carp") {
-					 continue;
-				}
-				$ipaddress = $carp['subnet'];
-				$password = $carp['password'];
-				$netmask = $carp['subnet_bits'];
-				$vhid = $carp['vhid'];
-				$advskew = $carp['advskew'];
-				$carp_int = find_carp_interface($ipaddress);
-				$status = get_carp_interface_status($carp_int);
-				switch($status) {
-					case "MASTER":
-						$mastercount++;
-						break;
-					case "BACKUP":
-						$backupcount++;
-						break;
-					case "INIT":
-						$initcount++;
-						break;
-				}
+	if (count($a_pool) == 0) {
+		$pstatus[] = "Disabled";
+	}
+	$status = implode(", ", $pstatus);
+	return($status);
+}
+
+function get_carp_stats () {
+	global $g;
+	global $config;
+
+	if (is_array($config['virtualip']['vip'])) {
+	  	$carpint = 0;
+		$initcount = 0;
+		$mastercount = 0;
+		$backupcount = 0;
+		foreach($config['virtualip']['vip'] as $carp) {
+			if ($carp['mode'] != "carp") {
+				 continue;
+			}
+			$ipaddress = $carp['subnet'];
+			$password = $carp['password'];
+			$netmask = $carp['subnet_bits'];
+			$vhid = $carp['vhid'];
+			$advskew = $carp['advskew'];
+			$carp_int = find_carp_interface($ipaddress);
+			$status = get_carp_interface_status($carp_int);
+			switch($status) {
+				case "MASTER":
+					$mastercount++;
+					break;
+				case "BACKUP":
+					$backupcount++;
+					break;
+				case "INIT":
+					$initcount++;
+					break;
 			}
-			$status = "M/B/I {$mastercount}/{$backupcount}/{$initcount}";
-		} else {
-			$status = "CARP Disabled";
 		}
-		return($status);
+		$status = "M/B/I {$mastercount}/{$backupcount}/{$initcount}";
+	} else {
+		$status = "CARP Disabled";
 	}
+	return($status);
+}
 
-	function get_ipsec_tunnel_sad() {
-		/* query SAD */
-		if(file_exists("/usr/local/sbin/setkey"))
-			$fd = @popen("/usr/local/sbin/setkey -D", "r"); 
-		else
-			$fd = @popen("/sbin/setkey -D", "r"); 
-		$sad = array();
-		if ($fd) {
-			while (!feof($fd)) {
-				$line = chop(fgets($fd));
-				if (!$line)
-					continue;
-				if ($line == "No SAD entries.")
-					break;
-				if ($line[0] != "\t") {
-					if (is_array($cursa))
-						$sad[] = $cursa;
-						$cursa = array();
-					list($cursa['src'],$cursa['dst']) = explode(" ", $line);
-					$i = 0;
-				} else {
-					$linea = explode(" ", trim($line));
-					if ($i == 1) {
-						$cursa['proto'] = $linea[0];
-						$cursa['spi'] = substr($linea[2], strpos($linea[2], "x")+1, -1);
-					} else if ($i == 2) {
-							$cursa['ealgo'] = $linea[1];
-					} else if ($i == 3) {
-						$cursa['aalgo'] = $linea[1];
-					}
+function get_ipsec_tunnel_sad() {
+	/* query SAD */
+	if (file_exists("/usr/local/sbin/setkey")) {
+		$fd = @popen("/usr/local/sbin/setkey -D", "r");
+	} else {
+		$fd = @popen("/sbin/setkey -D", "r");
+	}
+	$sad = array();
+	if ($fd) {
+		while (!feof($fd)) {
+			$line = chop(fgets($fd));
+			if (!$line) {
+				continue;
+			}
+			if ($line == "No SAD entries.") {
+				break;
+			}
+			if ($line[0] != "\t") {
+				if (is_array($cursa)) {
+					$sad[] = $cursa;
+					$cursa = array();
 				}
-			$i++;
+				list($cursa['src'],$cursa['dst']) = explode(" ", $line);
+				$i = 0;
+			} else {
+				$linea = explode(" ", trim($line));
+				if ($i == 1) {
+					$cursa['proto'] = $linea[0];
+					$cursa['spi'] = substr($linea[2], strpos($linea[2], "x")+1, -1);
+				} else if ($i == 2) {
+						$cursa['ealgo'] = $linea[1];
+				} else if ($i == 3) {
+					$cursa['aalgo'] = $linea[1];
 				}
-			if (is_array($cursa) && count($cursa))
-				$sad[] = $cursa;
-			pclose($fd);
+			}
+			$i++;
 		}
-		return($sad);
-	}
-
-	function get_ipsec_tunnel_src($tunnel) {
-		global $g, $config, $sad;
-		$if = "WAN";
-		if ($tunnel['interface']) {
-			$if = $tunnel['interface'];
-			$realinterface = convert_friendly_interface_to_real_interface_name($if);
-			$interfaceip = find_interface_ip($realinterface);
+		if (is_array($cursa) && count($cursa)) {
+			$sad[] = $cursa;
 		}
-		return $interfaceip;
+		pclose($fd);
 	}
-
-	function output_ipsec_tunnel_status($tunnel) {
-		global $g, $config, $sad;
-		$if = "WAN";
-		$interfaceip = get_ipsec_tunnel_src($tunnel);
-		$foundsrc = false;
-		$founddst = false;
-
-		if(!is_array($sad)) {
-			/* we have no sad array, bail */
-			return(false);
-		}
-		foreach($sad as $sa) {
-			if($sa['src'] == $interfaceip) 
-				$foundsrc = true;
-			if($sa['dst'] == $tunnel['remote-gateway']) 
-				$founddst = true;
+	return($sad);
+}
+
+function get_ipsec_tunnel_src($tunnel) {
+	global $g, $config, $sad;
+	$if = "WAN";
+	if ($tunnel['interface']) {
+		$if = $tunnel['interface'];
+		$realinterface = convert_friendly_interface_to_real_interface_name($if);
+		$interfaceip = find_interface_ip($realinterface);
+	}
+	return $interfaceip;
+}
+
+function output_ipsec_tunnel_status($tunnel) {
+	global $g, $config, $sad;
+	$if = "WAN";
+	$interfaceip = get_ipsec_tunnel_src($tunnel);
+	$foundsrc = false;
+	$founddst = false;
+
+	if (!is_array($sad)) {
+		/* we have no sad array, bail */
+		return(false);
+	}
+	foreach($sad as $sa) {
+		if ($sa['src'] == $interfaceip) {
+			$foundsrc = true;
 		}
-		if($foundsrc && $founddst) { 
-			/* tunnel is up */
-			$iconfn = "pass";
-			return(true);
-		} else {
-			/* tunnel is down */
-			$iconfn = "reject";
-			return(false);
+		if ($sa['dst'] == $tunnel['remote-gateway']) {
+			$founddst = true;
 		}
 	}
+	if ($foundsrc && $founddst) {
+		/* tunnel is up */
+		$iconfn = "pass";
+		return(true);
+	} else {
+		/* tunnel is down */
+		$iconfn = "reject";
+		return(false);
+	}
+}
 
-	function get_ipsec_stats() {
-		global $g, $config, $sad;
-		$sad = array();
-		$sad = get_ipsec_tunnel_sad();
+function get_ipsec_stats() {
+	global $g, $config, $sad;
+	$sad = array();
+	$sad = get_ipsec_tunnel_sad();
 
-		$activecounter = 0;
-		$inactivecounter = 0;
+	$activecounter = 0;
+	$inactivecounter = 0;
 
-		if($config['ipsec']['tunnel']) {
-			foreach ($config['ipsec']['tunnel'] as $tunnel){ 
-				$ipsecstatus = false;
+	if ($config['ipsec']['tunnel']) {
+		foreach ($config['ipsec']['tunnel'] as $tunnel) { 
+			$ipsecstatus = false;
 
-				$tun_disabled = "false";
-				$foundsrc = false;
-				$founddst = false; 
-	
-				if (isset($tunnel['disabled'])) {
-					$tun_disabled = "true";
-					continue;
-				}		
-			
-				if(output_ipsec_tunnel_status($tunnel)) {
-					/* tunnel is up */
-					$iconfn = "true";
-					$activecounter++;
-				} else {
-					/* tunnel is down */
-					$iconfn = "false";
-					$inactivecounter++;
-				}			
+			$tun_disabled = "false";
+			$foundsrc = false;
+			$founddst = false; 
+
+			if (isset($tunnel['disabled'])) {
+				$tun_disabled = "true";
+				continue;
 			}
-		}
 
-		if (is_array($config['ipsec']['tunnel'])) {
-			$status = "Up/Down $activecounter/$inactivecounter";
-		} else {
-			$status = "IPSEC Disabled";
+			if (output_ipsec_tunnel_status($tunnel)) {
+				/* tunnel is up */
+				$iconfn = "true";
+				$activecounter++;
+			} else {
+				/* tunnel is down */
+				$iconfn = "false";
+				$inactivecounter++;
+			}			
 		}
-		return($status);
 	}
 
-	
-	/* Define functions */
-	function send_lcd_commands($lcd, $lcd_cmds) {
-		if(!is_array($lcd_cmds) || (empty($lcd_cmds))) {
-			lcdproc_warn("Failed to interpret lcd commands");
-			return;
-		}
-		foreach($lcd_cmds as $lcd_cmd) {
-			$cmd_output = "";
-			if(! fwrite($lcd, "$lcd_cmd\n")) {
-				lcdproc_warn("Connection to LCDd process lost $errstr ($errno)");
-				die();
-			}
-			$cmd_output = fgets($lcd, 256);
-			// FIXME: add support for interpreting menu commands here.
-			if(preg_match("/^huh?/", $cmd_output)) {
-				lcdproc_notice("LCDd output: \"$cmd_output\". Executed \"$lcd_cmd\"");
-			}
-		}
+	if (is_array($config['ipsec']['tunnel'])) {
+		$status = "Up/Down $activecounter/$inactivecounter";
+	} else {
+		$status = "IPSEC Disabled";
 	}
+	return($status);
+}
 
-	function get_lcdpanel_width(){
-		global $config;
-		$lcdproc_size_config = $config['installedpackages']['lcdproc']['config'][0];
-		if (is_null($lcdproc_size_config['size'])) {
-			return "16";
+function send_lcd_commands($lcd, $lcd_cmds) {
+	if (!is_array($lcd_cmds) || (empty($lcd_cmds))) {
+		lcdproc_warn("Failed to interpret lcd commands");
+		return;
+	}
+	foreach($lcd_cmds as $lcd_cmd) {
+		$cmd_output = "";
+		if (! fwrite($lcd, "$lcd_cmd\n")) {
+			lcdproc_warn("Connection to LCDd process lost $errstr ($errno)");
+			die();
 		}
-		else
-		{
-			$dimensions = split("x", $lcdproc_size_config['size']);
-			return $dimensions[0];
+		$cmd_output = fgets($lcd, 256);
+		// FIXME: add support for interpreting menu commands here.
+		if (preg_match("/^huh?/", $cmd_output)) {
+			lcdproc_notice("LCDd output: \"$cmd_output\". Executed \"$lcd_cmd\"");
 		}
 	}
+}
+
+function get_lcdpanel_width() {
+	global $config;
+	$lcdproc_size_config = $config['installedpackages']['lcdproc']['config'][0];
+	if (is_null($lcdproc_size_config['size'])) {
+		return "16";
+	} else {
+		$dimensions = split("x", $lcdproc_size_config['size']);
+		return $dimensions[0];
+	}
+}
 	
-	function get_lcdpanel_height(){
-		global $config;
-		$lcdproc_size_config = $config['installedpackages']['lcdproc']['config'][0];
-		if (is_null($lcdproc_size_config['size'])) {
-			return "2";
-		}
-		else
-		{
-			$dimensions = split("x", $lcdproc_size_config['size']);
-			return $dimensions[1];
-		}
-	}	
+function get_lcdpanel_height() {
+	global $config;
+	$lcdproc_size_config = $config['installedpackages']['lcdproc']['config'][0];
+	if (is_null($lcdproc_size_config['size'])) {
+		return "2";
+	} else {
+		$dimensions = split("x", $lcdproc_size_config['size']);
+		return $dimensions[1];
+	}
+}
 	
-	function get_lcdpanel_refresh_frequency(){
-		global $config;
-		$lcdproc_size_config = $config['installedpackages']['lcdproc']['config'][0];
-		$value = $lcdproc_size_config['refresh_frequency'];
-		if (is_null($value)) {
-			return "5";
-		}	
-		else
-		{
-			return $value;
-		}
+function get_lcdpanel_refresh_frequency() {
+	global $config;
+	$lcdproc_size_config = $config['installedpackages']['lcdproc']['config'][0];
+	$value = $lcdproc_size_config['refresh_frequency'];
+	if (is_null($value)) {
+		return "5";
+	} else {
+		return $value;
 	}
+}
 	
-	function add_summary_declaration(&$lcd_cmds, $name) {
-		$lcdpanel_height = get_lcdpanel_height();
-		if ($lcdpanel_height >= "4")
-		{
-			$lcd_cmds[] = "widget_add $name title_summary scroller";					
-			$lcd_cmds[] = "widget_add $name text_summary scroller";
-		}				
+function add_summary_declaration(&$lcd_cmds, $name) {
+	$lcdpanel_height = get_lcdpanel_height();
+	if ($lcdpanel_height >= "4") {
+		$lcd_cmds[] = "widget_add $name title_summary scroller";					
+		$lcd_cmds[] = "widget_add $name text_summary scroller";
 	}
+}
 	
-	function add_summary_values(&$lcd_cmds, $name, $lcd_summary_data, $lcdpanel_width) {
-		if ($lcd_summary_data != "")
-		{
-			$lcd_cmds[] = "widget_set $name title_summary 1 3 $lcdpanel_width 3 h 2 \"CPU MEM STATES\"";
-			$lcd_cmds[] = "widget_set $name text_summary 1 4 $lcdpanel_width 4 h 2 \"{$lcd_summary_data}\"";
-		}
+function add_summary_values(&$lcd_cmds, $name, $lcd_summary_data, $lcdpanel_width) {
+	if ($lcd_summary_data != "") {
+		$lcd_cmds[] = "widget_set $name title_summary 1 3 $lcdpanel_width 3 h 2 \"CPU MEM STATES\"";
+		$lcd_cmds[] = "widget_set $name text_summary 1 4 $lcdpanel_width 4 h 2 \"{$lcd_summary_data}\"";
 	}
+}
 	
-	function build_interface($lcd) {
-		global $g;
-		global $config;
-		$lcdproc_screens_config = $config['installedpackages']['lcdprocscreens']['config'][0];		
-		$refresh_frequency = get_lcdpanel_refresh_frequency() * 10;
+function build_interface($lcd) {
+	global $g;
+	global $config;
+	$lcdproc_screens_config = $config['installedpackages']['lcdprocscreens']['config'][0];		
+	$refresh_frequency = get_lcdpanel_refresh_frequency() * 10;
 		
-		$lcd_cmds = array();
-		$lcd_cmds[] = "hello";
-		$lcd_cmds[] = "client_set name pfSense";
-		$lcd_cmds[] = "screen_add welcome_scr";
-		$lcd_cmds[] = "screen_set welcome_scr heartbeat off";
-		$lcd_cmds[] = "screen_set welcome_scr name welcome";
-		$lcd_cmds[] = "screen_set welcome_scr duration $refresh_frequency";
-		$lcd_cmds[] = "widget_add welcome_scr title_wdgt title";
-		$lcd_cmds[] = "widget_add welcome_scr text_wdgt scroller";
-		add_summary_declaration($lcd_cmds, "welcome_scr");
+	$lcd_cmds = array();
+	$lcd_cmds[] = "hello";
+	$lcd_cmds[] = "client_set name pfSense";
+	$lcd_cmds[] = "screen_add welcome_scr";
+	$lcd_cmds[] = "screen_set welcome_scr heartbeat off";
+	$lcd_cmds[] = "screen_set welcome_scr name welcome";
+	$lcd_cmds[] = "screen_set welcome_scr duration $refresh_frequency";
+	$lcd_cmds[] = "widget_add welcome_scr title_wdgt title";
+	$lcd_cmds[] = "widget_add welcome_scr text_wdgt scroller";
+	add_summary_declaration($lcd_cmds, "welcome_scr");
 		
-		/* process screens to display */
-		if(is_array($lcdproc_screens_config)) {
-			foreach($lcdproc_screens_config as $name => $screen) {
-				if($screen == "on") {
-					switch($name) {
-						case "scr_time":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_uptime":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_hostname":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_system":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_disk":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_load":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_states":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_carp":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_ipsec":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_slbd":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_interfaces":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_mbuf":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;
-						case "scr_cpufrequency":
-							$lcd_cmds[] = "screen_add $name";
-							$lcd_cmds[] = "screen_set $name heartbeat off";
-							$lcd_cmds[] = "screen_set $name name $name";
-							$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
-							$lcd_cmds[] = "widget_add $name title_wdgt string";
-							$lcd_cmds[] = "widget_add $name text_wdgt scroller";
-							break;							
-					}
-					add_summary_declaration($lcd_cmds, $name);
-				}
-			}
-		}
-		send_lcd_commands($lcd, $lcd_cmds);
-	}
-
-	function loop_status($lcd) {
-		global $g;
-		global $config;
-		$lcdproc_screens_config = $config['installedpackages']['lcdprocscreens']['config'][0];
-		$lcdpanel_width = get_lcdpanel_width();
-		$lcdpanel_height = get_lcdpanel_height();
-		if(empty($g['product_name'])) {
-			$g['product_name'] = "pfSense";
-		}
-		$version = @file_get_contents("/etc/version");
-		$version = trim($version);
-		$refresh_frequency = get_lcdpanel_refresh_frequency();
-		/* keep a counter to see how many times we can loop */
-		$i = 1;
-		while($i) {
-			/* prepare the summary data */
-			if ($lcdpanel_height >= "4") {
-				$summary_states = split("/",get_pfstate());
-				$lcd_summary_data = sprintf("%02d%% %02d%% %6d", cpu_usage(),  mem_usage(), $summary_states[0]);			
-			}
-			else {	
-				$lcd_summary_data = "";}
-
-			$lcd_cmds = array();
-			$lcd_cmds[] = "widget_set welcome_scr title_wdgt \"Welcome to\"";
-			$lcd_cmds[] = "widget_set welcome_scr text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$g['product_name']} {$version}\"";
-			add_summary_values($lcd_cmds, "welcome_scr", $lcd_summary_data, $lcdpanel_width);
-			
-			/* process screens to display */
-			foreach((array) $lcdproc_screens_config as $name => $screen) {
-				if($screen != "on") {
-					continue;
-				}
-				switch($name) {
+	/* process screens to display */
+	if (is_array($lcdproc_screens_config)) {
+		foreach($lcdproc_screens_config as $name => $screen) {
+			if ($screen == "on") {
+				switch ($name) {
 					case "scr_time":
-						$time = date("n/j/Y H:i");
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ System Time\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$time}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_uptime":
-						$uptime = get_uptime_stats();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ System Uptime\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$uptime}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_hostname":
-						exec("/bin/hostname", $output, $ret);
-						$hostname = $output[0];
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ System Name\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$hostname}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_system":
-						$processor = cpu_usage();
-						$memory = mem_usage();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ System Stats\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"CPU {$processor}%, Mem {$memory}%\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_disk":
-						$disk = disk_usage();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Disk Use\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"Disk {$disk}%\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_load":
-						$loadavg = get_loadavg_stats();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Load Averages\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$loadavg}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_states":
-						$states = get_pfstate();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Traffic States\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"Curr/Max {$states}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_carp":
-						$carp = get_carp_stats();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ CARP State\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$carp}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_ipsec":
-						$ipsec = get_ipsec_stats();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ IPsec Tunnels\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$ipsec}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_slbd":
-						$slbd = get_slbd_stats();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Load Balancer\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$slbd}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_interfaces":
-						$interfaces = get_interfaces_stats();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Interfaces\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$interfaces}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_mbuf":
-						$mbufstats = get_mbuf_stats();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ MBuf Usage\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$mbufstats}\"";
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
 						break;
 					case "scr_cpufrequency":
-						$cpufreq = get_cpufrequency();
-						$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ CPU Frequency\"";
-						$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$cpufreq}\"";
-						break;
+						$lcd_cmds[] = "screen_add $name";
+						$lcd_cmds[] = "screen_set $name heartbeat off";
+						$lcd_cmds[] = "screen_set $name name $name";
+						$lcd_cmds[] = "screen_set $name duration $refresh_frequency";
+						$lcd_cmds[] = "widget_add $name title_wdgt string";
+						$lcd_cmds[] = "widget_add $name text_wdgt scroller";
+						break;							
 				}
-				add_summary_values($lcd_cmds, $name, $lcd_summary_data, $lcdpanel_width);
+				add_summary_declaration($lcd_cmds, $name);
 			}
-			send_lcd_commands($lcd, $lcd_cmds);
-			sleep($refresh_frequency);
-			$i++;
 		}
 	}
+	send_lcd_commands($lcd, $lcd_cmds);
+}
+
+function loop_status($lcd) {
+	global $g;
+	global $config;
+	$lcdproc_screens_config = $config['installedpackages']['lcdprocscreens']['config'][0];
+	$lcdpanel_width = get_lcdpanel_width();
+	$lcdpanel_height = get_lcdpanel_height();
+	if (empty($g['product_name'])) {
+		$g['product_name'] = "pfSense";
+	}
+	$version = @file_get_contents("/etc/version");
+	$version = trim($version);
+	$refresh_frequency = get_lcdpanel_refresh_frequency();
+	/* keep a counter to see how many times we can loop */
+	$i = 1;
+	while ($i) {
+		/* prepare the summary data */
+		if ($lcdpanel_height >= "4") {
+			$summary_states = split("/",get_pfstate());
+			$lcd_summary_data = sprintf("%02d%% %02d%% %6d", cpu_usage(),  mem_usage(), $summary_states[0]);			
+		} else {
+			$lcd_summary_data = "";
+		}
 
-	/* Connect to the LCDd port and interface with the LCD */
-	$lcd = fsockopen(LCDPROC_HOST, LCDPROC_PORT, $errno, $errstr, 10);
-	if (!$lcd) {
-		lcdproc_warn("Failed to connect to LCDd process $errstr ($errno)");
-	} else {
-		build_interface($lcd);
-		loop_status($lcd);
-		/* loop exited? Close fd and wait for the script to kick in again */
-		fclose($lcd);
+		$lcd_cmds = array();
+		$lcd_cmds[] = "widget_set welcome_scr title_wdgt \"Welcome to\"";
+		$lcd_cmds[] = "widget_set welcome_scr text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$g['product_name']} {$version}\"";
+		add_summary_values($lcd_cmds, "welcome_scr", $lcd_summary_data, $lcdpanel_width);
+			
+		/* process screens to display */
+		foreach((array) $lcdproc_screens_config as $name => $screen) {
+			if ($screen != "on") {
+				continue;
+			}
+			switch($name) {
+				case "scr_time":
+					$time = date("n/j/Y H:i");
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ System Time\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$time}\"";
+					break;
+				case "scr_uptime":
+					$uptime = get_uptime_stats();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ System Uptime\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$uptime}\"";
+					break;
+				case "scr_hostname":
+					exec("/bin/hostname", $output, $ret);
+					$hostname = $output[0];
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ System Name\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$hostname}\"";
+					break;
+				case "scr_system":
+					$processor = cpu_usage();
+					$memory = mem_usage();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ System Stats\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"CPU {$processor}%, Mem {$memory}%\"";
+					break;
+				case "scr_disk":
+					$disk = disk_usage();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Disk Use\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"Disk {$disk}%\"";
+					break;
+				case "scr_load":
+					$loadavg = get_loadavg_stats();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Load Averages\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$loadavg}\"";
+					break;
+				case "scr_states":
+					$states = get_pfstate();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Traffic States\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"Curr/Max {$states}\"";
+					break;
+				case "scr_carp":
+					$carp = get_carp_stats();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ CARP State\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$carp}\"";
+					break;
+				case "scr_ipsec":
+					$ipsec = get_ipsec_stats();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ IPsec Tunnels\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$ipsec}\"";
+					break;
+				case "scr_slbd":
+					$slbd = get_slbd_stats();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Load Balancer\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$slbd}\"";
+					break;
+				case "scr_interfaces":
+					$interfaces = get_interfaces_stats();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ Interfaces\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$interfaces}\"";
+					break;
+				case "scr_mbuf":
+					$mbufstats = get_mbuf_stats();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ MBuf Usage\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$mbufstats}\"";
+					break;
+				case "scr_cpufrequency":
+					$cpufreq = get_cpufrequency();
+					$lcd_cmds[] = "widget_set $name title_wdgt 1 1 \"+ CPU Frequency\"";
+					$lcd_cmds[] = "widget_set $name text_wdgt 1 2 $lcdpanel_width 2 h 2 \"{$cpufreq}\"";
+					break;
+			}
+			add_summary_values($lcd_cmds, $name, $lcd_summary_data, $lcdpanel_width);
+		}
+		send_lcd_commands($lcd, $lcd_cmds);
+		sleep($refresh_frequency);
+		$i++;
 	}
+}
+
+/* Connect to the LCDd port and interface with the LCD */
+$lcd = fsockopen(LCDPROC_HOST, LCDPROC_PORT, $errno, $errstr, 10);
+if (!$lcd) {
+	lcdproc_warn("Failed to connect to LCDd process $errstr ($errno)");
+} else {
+	build_interface($lcd);
+	loop_status($lcd);
+	/* loop exited? Close fd and wait for the script to kick in again */
+	fclose($lcd);
+}
+
 ?>