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AMDeviceNotificationSubscribe(DeviceNotificationCallback callback, uint unused1, uint unused2, uint unused3, out void* am_device_notification_ptr)                    

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static Type iTunesMobileDeviceType;
static object iTunesMobileDeviceInstance;

static KlassenName()
{
  AssemblyName name = new AssemblyName();
  name.Name = "iTunesMobileDevice" + Guid.NewGuid().ToString("N"); 
  AssemblyBuilder abuilder = AppDomain.CurrentDomain.DefineDynamicAssembly(name, AssemblyBuilderAccess.Run);
  ModuleBuilder mBuilder = abuilder.DefineDynamicModule("iTMDModule");
  TypeBuilder tBuilder = mBuilder.DefineType("iTMDClass"  + Guid.NewGuid().ToString( "N" ));
  MethodBuilder mebuilder = tBuilder.DefinePInvokeMethod("iTMDMethod", path, "AMDeviceNotificationSubscribe", 
    MethodAttributes.Public | MethodAttributes.Static | MethodAttributes.PinvokeImpl,
    CallingConventions.Standard, typeof(int), 
    new Type[] {typeof(DeviceRestoreNotificationCallback), typeof(uint), typeof(uint), typeof(uint), typeof(void*)}, 
    CallingConvention.StdCall, CharSet.Auto);
  iTunesMobileDeviceType = tBuilder.CreateType();
  iTunesMobileDeviceInstance = Activator.CreateInstance(iTunesMobileDeviceType);
}



public static unsafe int AMDeviceNotificationSubscribe(DeviceNotificationCallback callback, uint unused1, uint unused2, uint unused3, out void* am_device_notification_ptr)
{
  iTunesMobileDeviceType.InvokeMember("iTMDMethod", BindingFlags.InvokeMethod, null, iTunesMobileDeviceInstance, new object[] { callback, unused1, unused2, unused3, am_device_notification_ptr});
}                    

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[DllImport("kernel32", SetLastError = true, CharSet = CharSet.Unicode)]
static extern IntPtr LoadLibrary(string lpFileName);

[DllImport("Bibliothek.dll")]
static extern Int32 TestFunction(string parameter);

static void Main()
{
    LoadLibrary(@"C:\MeinLangerPfad\Bibliothek.dll");
    TestFunction("meineParameter");
}