The Winner Takes It All

#include <windows.h>
#include <IPHlpApi.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int
main(void)
{
PIP_ADAPTER_INFO pAdapterInfo;
PIP_ADAPTER_INFO pAdapter = NULL;
DWORD dwRetVal = 0;
BOOL m_bBreak = FALSE;

pAdapterInfo = (IP_ADAPTER_INFO *) malloc( sizeof(IP_ADAPTER_INFO) );
unsigned long ulOutBufLen = sizeof(IP_ADAPTER_INFO);

// Make an initial call to GetAdaptersInfo to get
// the necessary size into the ulOutBufLen variable
if (GetAdaptersInfo( pAdapterInfo, &ulOutBufLen) != ERROR_SUCCESS) {
 GlobalFree (pAdapterInfo);
 pAdapterInfo = (IP_ADAPTER_INFO *) malloc (ulOutBufLen);
}

if ((dwRetVal = GetAdaptersInfo( pAdapterInfo, &ulOutBufLen)) == NO_ERROR) {
 pAdapter = pAdapterInfo;
 while (pAdapter) {
  printf("\tAdapter Name: \t%s\n", pAdapter->AdapterName);
  printf("\tAdapter Desc: \t%s\n", pAdapter->Description);
  printf("\tAdapter Addr: \t");
  for (UINT i = 0; i < pAdapter->AddressLength; i++) {  
   printf("%x%c", pAdapter->Address[i],
    i == pAdapter->AddressLength - 1 ? '\n' : '-');    
   printf("\tIP Address: \t%s\n", pAdapter->IpAddressList.IpAddress.String);
   printf("\tIP Mask: \t%s\n", pAdapter->IpAddressList.IpMask.String);
   
   printf("\tGateway: \t%s\n", pAdapter->GatewayList.IpAddress.String);
   printf("\t***\n");
   if (pAdapter->DhcpEnabled) {
    printf("\tDHCP Enabled: Yes\n");
    printf("\t\tDHCP Server: \t%s\n", pAdapter->DhcpServer.IpAddress.String);
    printf("\tLease Obtained: %ld\n", pAdapter->LeaseObtained);
   }
   else
    printf("\tDHCP Enabled: No\n");
   
   if (pAdapter->HaveWins) {
    printf("\tHave Wins: Yes\n");
    printf("\t\tPrimary Wins Server: \t%s\n", pAdapter->PrimaryWinsServer.IpAddress.String);
    printf("\t\tSecondary Wins Server: \t%s\n", pAdapter->SecondaryWinsServer.IpAddress.String);
   }
   else
    printf("\tHave Wins: No\n");

if(pAdapter->Next == NULL){
    m_bBreak = TRUE;
    break;
   }
   
   pAdapter = pAdapter->Next;
  }

if(m_bBreak)
   break;
 }
}
else {
 printf("Call to GetAdaptersInfo failed.\n");
}

return 0;