public static extern void IntPtr_To_IPAddrString(ref IPAddrString dst, IntPtr src, int size);
private static void GetHostInfo()
{
int size=0;
int r = Iphlpapi.GetNetworkParams(null, ref size);
if ((r != IPConfigConst.ERROR_SUCCESS) && (r != IPConfigConst.ERROR_BUFFER_OVERFLOW))
{
throw new Exception("Error invoking GetNetworkParams() " + r);
}
Byte[] buffer= new Byte[size];
r = Iphlpapi.GetNetworkParams(buffer, ref size);
if (r != IPConfigConst.ERROR_SUCCESS)
{
throw new Exception("Error invoking GetNetworkParams() " + r);
}
FixedInfo PFixedInfo= new FixedInfo();
MemoryCopier.ByteArray_To_FixedInfo(ref PFixedInfo, buffer, Marshal.SizeOf(PFixedInfo));
_hostname = PFixedInfo.HostName;
_domain = PFixedInfo.DomainName;
IPAddrString ListItem = new IPAddrString();
IntPtr ListNext = new IntPtr();
System.Collections.ArrayList servers = new System.Collections.ArrayList();
servers.Add(PFixedInfo.DnsServerList.IPAddressString);
ListNext = PFixedInfo.DnsServerList.NextPointer;
while (ListNext.ToInt32() != 0)
{
MemoryCopier.IntPtr_To_IPAddrString(ref ListItem, ListNext, Marshal.SizeOf(ListItem));
servers.Add(ListItem.IPAddressString);
ListNext = ListItem.NextPointer;
}
if (servers.Count > 0)
{
_dnsServers = (string[])servers.ToArray(typeof(string));
}
}