#!/usr/local/bin/perl -w
# -*- perl -*-

# usrModemUsage
#
#    Copyright (C) 1998 Jeff Jensen and WebTV Networks, Inc.
#
#    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., 675 Mass Ave, Cambridge, MA 02139, USA.

# Program to return usage information from a US Robotics
# modem chassis.

BEGIN {
	my $programdir = (($0 =~ m:^(.*/):)[0] || "./") . "..";
	eval "require '$programdir/cricket-conf.pl'";
	eval "require '/usr/local/etc/cricket-conf.pl'"
					unless $Common::global::gInstallRoot;
	$Common::global::gInstallRoot ||= $programdir;
}

use lib "$Common::global::gInstallRoot/lib";
use strict;

use Common::Log;
use snmpUtils;

#
# Take the hostname and community as arguments
#
my $hostname = $ARGV[0];
my $community = "public";
$community = $ARGV[1] if (defined($ARGV[1]));;

die("usage: $0 host [community-string]\n")
	unless (defined($hostname) && defined($community));

my($modemTableOid) = '.1.3.6.1.4.1.429.1.6.9.1.1.2';
my($inUse) = 0;
my($neg) = 0;

my(@res) = snmpUtils::walk("$community\@$hostname", $modemTableOid);

# did we get nothing?
if ($#res+1 == 0) {
	print "U\n";
	print "U\n";
	exit;
}

my($row);
foreach $row (@res) {
	my($inst, $value) = split(':', $row, 2);

	# these state numbers are taken from the USR mibs.
	if ($value == 8)  {
		$inUse++;
	} elsif ($value == 6)  {
		$neg++;
	} else {
		# unknown state... ignore it
	}
}

print "$inUse\n";
print "$neg\n";