Attempt to use Bridj to retrieve information about the firewall

FirewallMain.scala

package firewall

import org.bridj.Pointer
import org.bridj.BridJ
import org.bridj.Pointer
import org.bridj.cpp.com.COMRuntime

object FirewallMain extends App {
    val x: INetFwMgr = COMRuntime.newInstance(classOf[INetFwMgr]);
    val point = Pointer.allocatePointer(classOf[INetFwPolicy]);
    val hresult = x.get_LocalPolicy(point);
}

INetFwMgr.java

package firewall;
import org.bridj.BridJ;
import org.bridj.IntValuedEnum;
import org.bridj.Pointer;
import org.bridj.ann.Convention;
import org.bridj.ann.Convention.Style;
import org.bridj.ann.Field;
import org.bridj.ann.Library;
import org.bridj.ann.Ptr;
import org.bridj.ann.Virtual;
import org.bridj.cpp.com.CLSID;
import org.bridj.cpp.com.COMRuntime;
import org.bridj.cpp.com.IDispatch;
import org.bridj.cpp.com.IID;

import firewall.FirewallAPILibrary.NET_FW_IP_PROTOCOL;
import firewall.FirewallAPILibrary.NET_FW_IP_VERSION;
import firewall.FirewallAPILibrary.NET_FW_PROFILE_TYPE;
/**
 * <i>native declaration : fire_netfw.h:29611</i><br>
 * This file was autogenerated by <a href="http://jnaerator.googlecode.com/">JNAerator</a>,<br>
 * a tool written by <a href="http://ochafik.com/">Olivier Chafik</a> that <a href="http://code.google.com/p/jnaerator/wiki/CreditsAndLicense">uses a few opensource projects.</a>.<br>
 * For help, please visit <a href="http://nativelibs4java.googlecode.com/">NativeLibs4Java</a> or <a href="http://bridj.googlecode.com/">BridJ</a> .
 */
@IID("F7898AF5-CAC4-4632-A2EC-DA06E5111AF2")
@CLSID("304CE942-6E39-40D8-943A-B913C40C9CD4")
@Library("FirewallAPI")
public class INetFwMgr extends IDispatch {
	
	static {
		BridJ.register();
	}
	
	public INetFwMgr() {
		super();
	}
	/**
	 * [propget][id]<br>
	 * Original signature : <code>HRESULT get_LocalPolicy(INetFwPolicy**)</code><br>
	 * <i>native declaration : fire_netfw.h:29590</i>
	 */
	@Ptr 
	//@Virtual(0) 
	@Field(7)
	public native long get_LocalPolicy(Pointer<Pointer<INetFwPolicy > > localPolicy);
	/**
	 * [propget][id]<br>
	 * Original signature : <code>HRESULT get_CurrentProfileType(NET_FW_PROFILE_TYPE*)</code><br>
	 * <i>native declaration : fire_netfw.h:29595</i>
	 */
	@Ptr 
	//@Virtual(1)
	@Field(8)
	public native long get_CurrentProfileType(Pointer<IntValuedEnum<NET_FW_PROFILE_TYPE > > profileType);
	/**
	 * [id]<br>
	 * Original signature : <code>HRESULT RestoreDefaults()</code><br>
	 * <i>native declaration : fire_netfw.h:29600</i>
	 */
	@Ptr 
	//@Virtual(2) 
	@Field(9)
	public native long RestoreDefaults();
	/**
	 * [id]<br>
	 * Original signature : <code>HRESULT IsPortAllowed(BSTR, NET_FW_IP_VERSION, long, BSTR, NET_FW_IP_PROTOCOL, VARIANT*, VARIANT*)</code><br>
	 * <i>native declaration : fire_netfw.h:29605</i>
	 */
	@Ptr 
	//@Virtual(3)
	@Field(10)
	public native long IsPortAllowed(Pointer<Short > imageFileName, IntValuedEnum<NET_FW_IP_VERSION > ipVersion, @Ptr long portNumber, Pointer<Short > localAddress, IntValuedEnum<NET_FW_IP_PROTOCOL > ipProtocol, Pointer<? > allowed, Pointer<? > restricted);
	//public native long IsPortAllowed(Pointer<Short > imageFileName, IntValuedEnum<NET_FW_IP_VERSION > ipVersion, @Ptr long portNumber, Pointer<Short > localAddress, IntValuedEnum<NET_FW_IP_PROTOCOL > ipProtocol, Pointer<tagVARIANT > allowed, Pointer<tagVARIANT > restricted);
	
	/**
	 * [id]<br>
	 * Original signature : <code>HRESULT IsIcmpTypeAllowed(NET_FW_IP_VERSION, BSTR, BYTE, VARIANT*, VARIANT*)</code><br>
	 * <i>native declaration : fire_netfw.h:29610</i>
	 */
	@Ptr 
	//@Virtual(4)
	@Field(11)
	public native long IsIcmpTypeAllowed(IntValuedEnum<NET_FW_IP_VERSION > ipVersion, Pointer<Short > localAddress, byte type, Pointer<? > allowed, Pointer<? > restricted);
	//public native long IsIcmpTypeAllowed(IntValuedEnum<NET_FW_IP_VERSION > ipVersion, Pointer<Short > localAddress, byte type, Pointer<tagVARIANT > allowed, Pointer<tagVARIANT > restricted);
	
//	public INetFwMgr(Pointer pointer) {
//		super(pointer);
//	}
}