/* ------------------------------------------------------------------------
PHPresolver - PHP DNS resolver library
Version 1.1b
Copyright (c) 2001, 2002 Moriyoshi Koizumi <[email protected]>
All Rights Reserved.
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License, or any
later version.
This library 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 Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not,
write to the Free Software Foundation, Inc.,
59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
------------------------------------------------------------------------
$Header: /cvsroot/phpresolver/PHPResolver-1.0/fetchdns/fetchdns.c,v 1.2 2002/08/14 14:50:29 amghura Exp $
*/
#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
#include <iphlpapi.h>
#ifdef __BORLANDC__
#pragma argsused
#endif
int main( int argc, char **argv )
{
FIXED_INFO *pfi = NULL, *pnewfi;
ULONG pfisize = sizeof(pfi);
DWORD result;
IP_ADDR_STRING *ipaddr;
int retval = 0;
do {
if( ( pnewfi = realloc( pfi, pfisize ) ) == NULL ) {
retval = -1;
goto out;
}
pfi = pnewfi;
result = GetNetworkParams( pfi, &pfisize );
} while( result == ERROR_BUFFER_OVERFLOW );
if( result != ERROR_SUCCESS ) {
retval = 1;
goto out;
}
printf( "DNS Servers: %s\n", pfi->DnsServerList.IpAddress.String );
ipaddr = pfi->DnsServerList.Next;
while( ipaddr ) {
printf( " %s\n", ipaddr->IpAddress.String );
ipaddr = ipaddr->Next;
}
out:
if( pfi ) free( pfi );
return retval;
}
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