windows-xp/Source/XPSP1/NT/inetsrv/iis/svcs/cmp/asp/gip.h

/*===================================================================
Microsoft Denali

Microsoft Confidential.
Copyright 1997 Microsoft Corporation. All Rights Reserved.

Component: Global Interface Pointer API support

File: Gip.h

Owner: DmitryR

This is the GIP header file.
===================================================================*/

#ifndef _ASP_GIP_H
#define _ASP_GIP_H

/*===================================================================
  Includes
===================================================================*/

#include "debug.h"

/*===================================================================
  Defines
===================================================================*/

#define NULL_GIP_COOKIE  0xFFFFFFFF

/*===================================================================
  C  G l o b a l  I n t e r f a c e  A P I
===================================================================*/

class CGlobalInterfaceAPI
    {
private:
    // Is inited?
    DWORD m_fInited : 1;
    
    // Pointer to the COM object
    IGlobalInterfaceTable *m_pGIT;

public:
    CGlobalInterfaceAPI();
    ~CGlobalInterfaceAPI();

    HRESULT Init();
    HRESULT UnInit();

    // inlines for the real API calls:
    HRESULT Register(IUnknown *pUnk, REFIID riid, DWORD *pdwCookie);
    HRESULT Get(DWORD dwCookie, REFIID riid, void **ppv);
    HRESULT Revoke(DWORD dwCookie);
    
public:
#ifdef DBG
	inline void AssertValid() const
	    {
        Assert(m_fInited);
        Assert(m_pGIT);
	    }
#else
	inline void AssertValid() const {}
#endif
    };

/*===================================================================
  CGlobalInterfaceAPI inlines
===================================================================*/

inline HRESULT CGlobalInterfaceAPI::Register
(
IUnknown *pUnk,
REFIID riid,
DWORD *pdwCookie
)
    {
    Assert(m_fInited);
    Assert(m_pGIT);
    return m_pGIT->RegisterInterfaceInGlobal(pUnk, riid, pdwCookie);
    }

inline HRESULT CGlobalInterfaceAPI::Get
(
DWORD dwCookie,
REFIID riid, 
void **ppv
)
    {
    Assert(m_fInited);
    Assert(m_pGIT);
    return m_pGIT->GetInterfaceFromGlobal(dwCookie, riid, ppv);
    }
        
inline HRESULT CGlobalInterfaceAPI::Revoke
(
DWORD dwCookie
)
    {
    Assert(m_fInited);
    Assert(m_pGIT);
    return m_pGIT->RevokeInterfaceFromGlobal(dwCookie);
    }

/*===================================================================
  Globals
===================================================================*/

extern CGlobalInterfaceAPI g_GIPAPI;

#endif