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#***************Interface*****************************

[Guid("CB5BDC81-93C1-11CF-8F20-00805F2CD064"),InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
 public interface IObjectSafety
 {
  // methods
  void GetInterfacceSafyOptions(
   System.Int32 riid,
   out System.Int32 pdwSupportedOptions,
   out System.Int32 pdwEnabledOptions);
  void SetInterfaceSafetyOptions(
   System.Int32 riid,
   System.Int32 dwOptionsSetMask,
   System.Int32 dwEnabledOptions);
 }
*************************class****************************

 // implement functions of IObjectSafety
  public void GetInterfacceSafyOptions(System.Int32 riid,out System.Int32 pdwSupportedOptions,out System.Int32 pdwEnabledOptions)
  {
   pdwSupportedOptions = CLsObjectSafety.INTERFACESAFE_FOR_UNTRUSTED_CALLER; //1
   pdwEnabledOptions = CLsObjectSafety.INTERFACESAFE_FOR_UNTRUSTED_DATA; //2
  }
  public void SetInterfaceSafetyOptions(System.Int32 riid,System.Int32 dwOptionsSetMask,System.Int32 dwEnabledOptions)
  {
  }