Source code of Windows XP (NT5)
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#ifndef __LOADENGINE_H_
#define __LOADENGINE_H_
/////////////////////////////////////////////////////////////////////////////
// LoadIUEngine()
//
// load the engine if it's not up-to-date; perform engine's self-update here
/////////////////////////////////////////////////////////////////////////////
HMODULE WINAPI LoadIUEngine(BOOL fSynch, BOOL fOfflineMode);
/////////////////////////////////////////////////////////////////////////////
// UnLoadIUEngine()
//
// release the engine dll if ref cnt of engine is down to zero
/////////////////////////////////////////////////////////////////////////////
void WINAPI UnLoadIUEngine(HMODULE hEngineModule);
/////////////////////////////////////////////////////////////////////////////
// CtlCancelEngineLoad()
//
// Asynchronous Callers can use this abort the LoadEngine SelfUpdate Process
//
// NOTE: CDM.DLL assumes UnLoadIUEngine does NOT make any use of COM. If this
// changes then CDM will have to change at the same time.
/////////////////////////////////////////////////////////////////////////////
HRESULT WINAPI CtlCancelEngineLoad();
//
// Typedefs
//
typedef HMODULE (WINAPI * PFN_LoadIUEngine)(BOOL fSynch, BOOL fOfflineMode);
typedef void (WINAPI * PFN_UnLoadIUEngine)(HMODULE hEngineModule);
typedef HRESULT (WINAPI * PFN_CtlCancelEngineLoad)();
#endif //__LOADENGINE_H_
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