rosapps/tests/dnsquery/dnsquery.c

   1 #include <windows.h>
   2 #include <stdio.h>
   3 #include <WinError.h>
   4 #include <WinDNS.h>
   5 #include <assert.h>
   6
   7 int main( int argc, char **argv ) {
   8   PDNS_RECORD QueryReply, AddrResponse;
   9   DWORD Addr;
  10
  11   assert (DnsQuery ("www.reactos.com", DNS_TYPE_A, DNS_QUERY_STANDARD,
  12                     NULL, &QueryReply, NULL) == ERROR_SUCCESS);
  13   AddrResponse = QueryReply;
  14   while( AddrResponse ) {
  15     if( AddrResponse->wType == DNS_TYPE_A ) {
  16       Addr = ntohl( AddrResponse->Data.A.IpAddress );
  17       printf( "www.reactos.com == %d.%d.%d.%d\n",
  18               (int)(Addr >> 24) & 0xff,
  19               (int)(Addr >> 16) & 0xff,
  20               (int)(Addr >> 8) & 0xff,
  21               (int)Addr & 0xff );
  22     }
  23     AddrResponse = AddrResponse->pNext;
  24   }
  25   DnsRecordListFree( QueryReply, DnsFreeRecordList );
  26
  27   return 0;
  28 }