#!/usr/bin/perl -w
#
# wdcln.pl
# using NT resource kit
# takes winsdmp.exe output & 
# dumps wins server database
# prints active WINS records
# to comma separated winsout.txt
#
# usage: wdcln.pl <wins server ip address>
#
system("c:/ntreskit/winsdmp.exe $ARGV[0] > winsdump.txt");
open(WF, "c:/ntreskit/winsdump.txt");
open(OF, ">c:/ntreskit/winsout.txt");

printf OF "%-20s ,%-15s , %4s ,%5s ,Version\n", "Netbios Name", "IP Address", "Type", "State";  # print header 

while(<WF>)  {
    if (m/\d\d?\d?.\d\d?\d?.\d\d?\d?\.\d\d?\d?,\"(.*)",[0-9A-F]{1,2},\d+,(\d+),(\d+),\d+,(\d+).*,(\d\d?\d?.\d\d?\d?.\d\d?\d?\.\d\d?\d?),$/)  {
    #
    # for clarity, make $\d variables pretty
    #
    $nbname = $1;
    $type = $2;
    $state = $3;
    $vers = $4;
    $ip_addr = $5;

    if ($state < 1)  {  
#
# this ensures only active entries in the db
# state == 1 is released, state == 2 is tombstone records
#
	printf OF "%-20s ,%-15s ,%4d ,%5d ,%d\n", $nbname, $ip_addr, $type, $state, $vers;
    }  # if state
}  # if match
}  # while
close(OF);
close(WF);