reactos/apps/tests/dnsquery/dnsquery.c

   1 #include <windows.h>
   2 #include <stdio.h>
   3 #include <WinError.h>
   4 #include <WinDNS.h>
   5 #include <winsock2.h>
   6 #include <assert.h>
   7
   8 int main( int argc, char **argv ) {
   9   PDNS_RECORD QueryReply, AddrResponse;
  10   DWORD Addr;
  11
  12   assert (DnsQuery ("www.reactos.com", DNS_TYPE_A, DNS_QUERY_STANDARD,
  13                     NULL, &QueryReply, NULL) == ERROR_SUCCESS);
  14   AddrResponse = QueryReply;
  15   while( AddrResponse ) {
  16     if( AddrResponse->wType == DNS_TYPE_A ) {
  17       Addr = ntohl( AddrResponse->Data.A.IpAddress );
  18       printf( "www.reactos.com == %d.%d.%d.%d\n",
  19               (int)(Addr >> 24) & 0xff,
  20               (int)(Addr >> 16) & 0xff,
  21               (int)(Addr >> 8) & 0xff,
  22               (int)Addr & 0xff );
  23     }
  24     AddrResponse = AddrResponse->pNext;
  25   }
  26   DnsRecordListFree( QueryReply, DnsFreeRecordList );
  27
  28   return 0;
  29 }