#!/usr/bin/perl -w

use strict;

use Socket;


#Subroutines
sub usage ()
{
	die "usage: sock_server.pl [port]";
}
#Declarations
my $argc;
my ($servaddr, $server_port, $server_ip, $server_name, $inaddr);
my $nconns;
my ($buf, $bufsize);
my ($bytesread, $byteswritten, $totalwritten);
my @hostentry ;
#initializations
$server_port 	= 12000;
$nconns		= 1;
$bufsize	= 1024;
$buf		= undef;

$argc = @ARGV;
if ($argc > 1) {
	usage();
}

if ($argc == 1) {
	$server_port = $ARGV[0];
}


$server_name = '10.72.206.79' ;
@hostentry = gethostbyname($server_name);
$server_ip = $hostentry[0];

$inaddr = inet_aton($server_ip) or die("inet_aton: $_\n");

$servaddr = pack_sockaddr_in($server_port, $inaddr);

socket(SERVERSOCK, AF_INET, SOCK_STREAM, getprotobyname('tcp'))
	or die("socket: $!\n");

setsockopt(SERVERSOCK, SOL_SOCKET, SO_REUSEADDR, 1)
	or die("setsockopt: $!\n");

bind(SERVERSOCK, $servaddr)
	or die("bind: $!\n");