public static Hashtable QueryConfig()
{
Hashtable items = new Hashtable();
int requiredBufferLength = 0;
HttpApi.Error error = QueryServiceConfig(IntPtr.Zero, 0, out requiredBufferLength);
if ((error != HttpApi.Error.ERROR_FILE_NOT_FOUND) && (error != HttpApi.Error.ERROR_NOT_FOUND))
{
if (error != HttpApi.Error.ERROR_INSUFFICIENT_BUFFER)
{
throw new HttpApiException(error, "HttpQueryServiceConfiguration (IPLISTEN) failed. Error = " + error);
}
IntPtr pOutput = Marshal.AllocHGlobal(requiredBufferLength);
try
{
HttpApi.ZeroMemory(pOutput, requiredBufferLength);
error = QueryServiceConfig(pOutput, requiredBufferLength, out requiredBufferLength);
if (error != HttpApi.Error.NO_ERROR)
{
throw new HttpApiException(error, "HttpQueryServiceConfiguration (IPLISTEN) failed. Error = " + error);
}
HttpApi.HTTP_SERVICE_CONFIG_IP_LISTEN_QUERY output =
(HttpApi.HTTP_SERVICE_CONFIG_IP_LISTEN_QUERY)Marshal.PtrToStructure(pOutput, typeof(HttpApi.HTTP_SERVICE_CONFIG_IP_LISTEN_QUERY));
int addrSize = Marshal.SizeOf(typeof(HttpApi.SOCKADDR_STORAGE));
IntPtr pAddress = HttpApi.IncIntPtr(pOutput, 8); // Increment past the addrcount member and padding
for (int i = 0; i < output.AddrCount; i++)
{
IpListenConfigItem item = new IpListenConfigItem();
item.Address = new IPAddress((long)Marshal.ReadInt32(pAddress, 4) & 0x00000000ffffffff);
item.Status = ModifiedStatus.Unmodified;
items.Add(item.Key, item);
pAddress = HttpApi.IncIntPtr(pAddress, addrSize); // Increment to the next IP address
}
}
finally
{
Marshal.FreeHGlobal(pOutput);
}
}
return(items);
}
public static IntPtr BuildSockaddr(short family, ushort port, IPAddress address)
{
int sockaddrSize = Marshal.SizeOf(typeof(HttpApi.sockaddr));
IntPtr pSockaddr = Marshal.AllocHGlobal(sockaddrSize);
HttpApi.ZeroMemory(pSockaddr, sockaddrSize);
Marshal.WriteInt16(pSockaddr, family);
ushort p = (ushort)IPAddress.HostToNetworkOrder((short)port);
Marshal.WriteInt16(pSockaddr, 2, (short)p);
byte[] addr = address.GetAddressBytes();
IntPtr pAddr = HttpApi.IncIntPtr(pSockaddr, 4);
Marshal.Copy(addr, 0, pAddr, addr.Length);
return(pSockaddr);
}