会delphi又会c#的进来帮个忙。。。。。

把这段代码翻译为c#是什么样的麻烦帮帮忙
Delphi(Pascal) code:

unit SMSHTTP;
interface
uses InvokeRegistry, SOAPHTTPClient, Types, XSBuiltIns;
type
GetInMessageResult = class; { "http://localhost/SMSHTTP" }
{ "http://localhost/SMSHTTP" }
InMessageType = (All, Processed, UnProcessed);
// Namespace : http://localhost/SMSHTTP
// ************************************************************************ //
GetInMessageResult = class(TRemotable)
private
Fschema: WideString;
published
property schema: WideString read Fschema write Fschema;
end;

************************************** //
SMSServiceSoap = interface(IInvokable)
['{5CE582F3-E623-1D01-F61E-B1B07FF45F78}']
function GetInMessage(const username: WideString; const password: WideString; const type_: InMessageType): GetInMessageResult; stdcall;

function GetSMSServiceSoap(UseWSDL: Boolean=System.False; Addr: string=''; HTTPRIO: THTTPRIO = nil): SMSServiceSoap;


implementation

function GetSMSServiceSoap(UseWSDL: Boolean; Addr: