private static uint HandleDeleteClientHook(uint IpAddress, IntPtr HwAddress, uint HwAddressLength, uint Reserved, uint ClientType)
{
var stopPropagation = false;
var leaseAddress = DhcpServerIpAddress.FromNative(IpAddress);
if (HwAddressLength <= DhcpServerHardwareAddress.MaximumLength)
{
var leaseHardwareAddress = DhcpServerHardwareAddress.FromNative(DhcpServerHardwareType.Ethernet, HwAddress, (int)HwAddressLength);
foreach (var consumer in Consumers)
{
if (consumer.SupportFlags.HasFlag(CalloutConsumerSupportFlags.DeleteClient))
{
try
{
consumer.Proxy.DeleteClient(leaseAddress, leaseHardwareAddress, ref stopPropagation);
}
catch (Win32Exception ex)
{
return((uint)ex.NativeErrorCode);
}
catch (Exception)
{
return(0x1U); //ERROR_INVALID_FUNCTION
}
// stop propagation if instructed
if (stopPropagation)
{
return(ERROR_SUCCESS);
}
}
}
}
// chain
if (!stopPropagation && ChainTable.DhcpDeleteClientHook != null)
{
return(ChainTable.DhcpDeleteClientHook(IpAddress, HwAddress, HwAddressLength, Reserved, ClientType));
}
return(ERROR_SUCCESS);
}
public void DeleteClient(DhcpServerIpAddress LeaseAddress, DhcpServerHardwareAddress LeaseHardwareAddress, ref bool StopPropagation)
{
try
{
var sb = new StringBuilder();
sb.AppendLine("DELETE CLIENT:");
sb.AppendLine($" Lease Address: {LeaseAddress}");
sb.AppendLine($" Hardware Address: {LeaseHardwareAddress}");
sb.AppendLine("---------------------");
WriteLog(sb.ToString());
}
catch (Exception ex)
{
WriteLog($"DELETE CLIENT ERROR: {ex.Message} [{ex.GetType().Name}]");
WriteLog(ex.StackTrace);
throw;
}
}
public void DeleteClient(DhcpServerIpAddress LeaseAddress, DhcpServerHardwareAddress LeaseHardwareAddress, ref bool StopPropagation)
{
deleteClientHandler.DeleteClient(LeaseAddress, LeaseHardwareAddress, ref StopPropagation);
}
public DHCP_IP_RESERVATION_V4_Managed(DhcpServerIpAddress address, DhcpServerHardwareAddress reservedForClient, DhcpServerClientTypes allowedClientTypes)
: this(reservedIpAddress : address.ToNativeAsNetwork(),
reservedForClient : reservedForClient.ToNativeClientUid(),
allowedClientTypes : (DHCP_CLIENT_TYPE)allowedClientTypes)
{
}
public DHCP_IP_RESERVATION_Managed(DhcpServerIpAddress address, DhcpServerHardwareAddress reservedForClient)
: this(reservedIpAddress : address.ToNativeAsNetwork(),
reservedForClient : reservedForClient.ToNativeClientUid())
{
}
