You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
127 lines
3.4 KiB
127 lines
3.4 KiB
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Copyright (c) 1999, Microsoft Corp. All rights reserved.
|
|
//
|
|
// FILE
|
|
//
|
|
// pipeline.h
|
|
//
|
|
// SYNOPSIS
|
|
//
|
|
// Declares the class Pipeline.
|
|
//
|
|
// MODIFICATION HISTORY
|
|
//
|
|
// 01/28/2000 Original version.
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef PIPELINE_H
|
|
#define PIPELINE_H
|
|
#if _MSC_VER >= 1000
|
|
#pragma once
|
|
#endif
|
|
|
|
#include <iascomp.h>
|
|
#include <iaspolcy.h>
|
|
#include <iastlb.h>
|
|
#include "resource.h"
|
|
|
|
class Request;
|
|
class Stage;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// CLASS
|
|
//
|
|
// Pipeline
|
|
//
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
class ATL_NO_VTABLE Pipeline :
|
|
public CComObjectRootEx<CComMultiThreadModelNoCS>,
|
|
public CComCoClass<Pipeline, &__uuidof(Pipeline)>,
|
|
public IDispatchImpl< IIasComponent,
|
|
&__uuidof(IIasComponent),
|
|
&__uuidof(IASCoreLib) >,
|
|
public IDispatchImpl< IRequestHandler,
|
|
&__uuidof(IRequestHandler),
|
|
&__uuidof(IASCoreLib) >,
|
|
public IRequestSource
|
|
{
|
|
public:
|
|
|
|
DECLARE_NO_REGISTRY()
|
|
|
|
DECLARE_NOT_AGGREGATABLE(Pipeline)
|
|
|
|
BEGIN_COM_MAP(Pipeline)
|
|
COM_INTERFACE_ENTRY_IID(__uuidof(IIasComponent), IIasComponent)
|
|
COM_INTERFACE_ENTRY_IID(__uuidof(IRequestHandler), IRequestHandler)
|
|
COM_INTERFACE_ENTRY_IID(__uuidof(IRequestSource), IRequestSource)
|
|
END_COM_MAP()
|
|
|
|
// IIasComponent
|
|
STDMETHOD(InitNew)();
|
|
STDMETHOD(Initialize)();
|
|
STDMETHOD(Suspend)();
|
|
STDMETHOD(Resume)();
|
|
STDMETHOD(Shutdown)();
|
|
STDMETHOD(GetProperty)(LONG Id, VARIANT* pValue);
|
|
STDMETHOD(PutProperty)(LONG Id, VARIANT* pValue);
|
|
|
|
// IRequestHandler
|
|
STDMETHOD(OnRequest)(IRequest* pRequest);
|
|
|
|
// IRequestSource
|
|
STDMETHOD(OnRequestComplete)(
|
|
IRequest* pRequest,
|
|
IASREQUESTSTATUS eStatus
|
|
);
|
|
|
|
protected:
|
|
Pipeline() throw ();
|
|
~Pipeline() throw ();
|
|
|
|
private:
|
|
DWORD tlsIndex; // Index into TLS for storing thread state.
|
|
Stage* begin; // Beginning of the pipeline.
|
|
Stage* end; // End of the pipeline.
|
|
SAFEARRAY* handlers; // Handlers created and owned by the SDOs.
|
|
ATTRIBUTEPOSITION proxy; // The provider for NAS-State requests.
|
|
|
|
// Function type used with qsort.
|
|
typedef int (__cdecl *CompFn)(const void*, const void*);
|
|
|
|
// Determine the routing type of the request.
|
|
void classify(Request& request) throw ();
|
|
|
|
// Execute the request as much as possible.
|
|
void execute(
|
|
Request& request
|
|
) throw ();
|
|
|
|
// Execute the next interested stage. Returns TRUE if more stages are ready
|
|
// to execute.
|
|
BOOL executeNext(
|
|
Request& request
|
|
) throw ();
|
|
|
|
// Read the stage configuration from the registry.
|
|
LONG readConfiguration(HKEY key) throw ();
|
|
|
|
// Initialize the stage's request handler.
|
|
HRESULT initializeStage(Stage* stage) throw ();
|
|
|
|
// Not implemented.
|
|
Pipeline(const Pipeline&) throw ();
|
|
Pipeline& operator=(const Pipeline&) throw ();
|
|
};
|
|
|
|
inline void Pipeline::execute(
|
|
Request& request
|
|
) throw ()
|
|
{
|
|
while (executeNext(request)) { }
|
|
}
|
|
|
|
#endif // PIPELINE_H
|