127 lines
3.1 KiB
C
127 lines
3.1 KiB
C
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/*===================================================================
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Microsoft Denali
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Microsoft Confidential.
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Copyright 1997 Microsoft Corporation. All Rights Reserved.
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Component: Typelibrary cache
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File: tlbcache.h
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Owner: DmitryR
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This is the typelibrary cache header file.
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===================================================================*/
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#ifndef _ASP_TLBCACHE_H
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#define _ASP_TLBCACHE_H
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/*===================================================================
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Includes
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===================================================================*/
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#include "compcol.h"
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#include "hashing.h"
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#include "idhash.h"
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#include "dbllink.h"
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#include "util.h"
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#include "viperint.h"
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#include "memcls.h"
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/*===================================================================
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Defines
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===================================================================*/
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class CHitObj;
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/*===================================================================
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C T y p e l i b C a c h e E n t r y
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===================================================================*/
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class CTypelibCacheEntry : public CLinkElem
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{
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friend class CTypelibCache;
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private:
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DWORD m_fInited : 1;
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DWORD m_fIdsCached : 1;
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DWORD m_fStrAllocated : 1;
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WCHAR *m_wszProgId;
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CLSID m_clsid;
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CompModel m_cmModel;
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DISPID m_idOnStartPage;
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DISPID m_idOnEndPage;
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DWORD m_gipTypelib;
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// buffer to keep prog id (when it fits)
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WCHAR m_rgbStrBuffer[60];
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CTypelibCacheEntry();
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~CTypelibCacheEntry();
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HRESULT StoreProgID(LPWSTR wszProgid, DWORD cbProgid);
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HRESULT InitByProgID(LPWSTR wszProgid, DWORD cbProgid);
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HRESULT InitByCLSID(const CLSID &clsid, LPWSTR wszProgid);
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// Cache on per-class basis
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ACACHE_INCLASS_DEFINITIONS()
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};
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/*===================================================================
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C T y p e l i b C a c h e
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===================================================================*/
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class CTypelibCache
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{
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private:
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DWORD m_fInited : 1;
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CHashTableStr m_htProgIdEntries;
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CHashTableCLSID m_htCLSIDEntries;
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CRITICAL_SECTION m_csLock;
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void Lock() { EnterCriticalSection(&m_csLock); }
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void UnLock() { LeaveCriticalSection(&m_csLock); }
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public:
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CTypelibCache();
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~CTypelibCache();
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HRESULT Init();
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HRESULT UnInit();
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// to be called from Server.CreateObject
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HRESULT CreateComponent
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(
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BSTR bstrProgID,
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CHitObj *pHitObj,
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IDispatch **ppdisp,
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CLSID *pclsid
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);
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// to be called from template after mapping ProgId to CLSID
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HRESULT RememberProgidToCLSIDMapping
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(
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WCHAR *wszProgid,
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const CLSID &clsid
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);
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// to be called from object creation code to update CLSID
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// if changed since mapping
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HRESULT UpdateMappedCLSID
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(
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CLSID *pclsid
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);
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};
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/*===================================================================
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Globals
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===================================================================*/
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extern CTypelibCache g_TypelibCache;
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#endif
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