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//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1994.
//
// File: thoputil.hxx
//
// Contents: Thunk routine utilities
//
// History: 01-Mar-94 DrewB Created
//
//----------------------------------------------------------------------------
#ifndef __THOPUTIL_HXX__
#define __THOPUTIL_HXX__
// Alias manager for THOP_ALIAS32
extern CAliases gAliases32;
IIDIDX IidToIidIdx(REFIID riid);
#ifdef COTASK_DEFINED
#define TaskMalloc32 CoTaskMemAlloc
#define TaskFree32 CoTaskMemFree
#else
LPVOID TaskMalloc32(SIZE_T cb);void TaskFree32(LPVOID pv);#endif
DWORD TaskMalloc16( UINT uiSize );void TaskFree16( DWORD vpvoid );
LPOLESTR Convert_VPSTR_to_LPOLESTR(THUNKINFO *pti, VPSTR vpstr, LPOLESTR lpOleStr, UINT uiSizeInPlace);//
// Simple macro to free up any string allocated in the conversion process
//
#define Convert_VPSTR_to_LPOLESTR_free( lpOleStr, lpOleStrUsed ) \
(((lpOleStr) == (lpOleStrUsed)) ? 0 : \ (lpOleStrUsed == NULL) ? 0 : TaskFree32(lpOleStrUsed))
SCODE Convert_LPOLESTR_to_VPSTR(LPCOLESTR lpOleStr, VPSTR vpstr, UINT uiSize32, UINT uiSize16);
STDAPI_(DWORD) TransformHRESULT_1632( DWORD hresult );STDAPI_(DWORD) TransformHRESULT_3216( DWORD hresult );
SHORT ClampLongToShort(LONG l);USHORT ClampULongToUShort(ULONG l);
VOID * GetReadPtr16( THUNKINFO *pti, VPVOID vp16, DWORD dwSize );VOID * GetWritePtr16( THUNKINFO *pti, VPVOID vp16, DWORD dwSize );VOID * GetCodePtr16( THUNKINFO *pti, VPVOID vp16, DWORD dwSize );VOID * GetReadWritePtr16( THUNKINFO *pti, VPVOID vp16, DWORD dwSize );CHAR * GetStringPtr16( THUNKINFO *pti, VPVOID vp16, UINT cchMax, PUINT lpuiSize );VOID * ValidatePtr16(THUNKINFO *pti, VPVOID vp16, DWORD dwSize, THOP thopInOut);BOOL IsValidInterface16( THUNKINFO *pti, VPVOID vp );
SCODE ConvertHGlobal1632(THUNKINFO *pti, HMEM16 hg16, THOP thopInOut, HGLOBAL *phg32, DWORD *pdwSize);SCODE ConvertHGlobal3216(THUNKINFO *pti, HGLOBAL hg32, THOP thopInOut, HMEM16 *phg16, DWORD *pdwSize);SCODE ConvertStgMed1632(THUNKINFO *pti, VPVOID vpsm16, STGMEDIUM *psm32, FORMATETC *pfe, BOOL fPassingOwnershipIn, DWORD *pdwSize);SCODE CleanStgMed32(THUNKINFO *pti, STGMEDIUM *psm32, VPVOID vpsm16, DWORD dwSize, BOOL fIsThunk, FORMATETC *pfe);SCODE ConvertStgMed3216(THUNKINFO *pti, STGMEDIUM *psm32, VPVOID vpsm16, FORMATETC *pfe, BOOL fPassingOwnershipIn, DWORD *pdwSize);SCODE CleanStgMed16(THUNKINFO *pti, VPVOID vpsm16, STGMEDIUM *psm32, DWORD dwSize, BOOL fIsThunk, FORMATETC *pfe);SCODE ConvertFetc1632(THUNKINFO *pti, VPVOID vpfe16, FORMATETC *pfe32, BOOL fFree);SCODE ConvertFetc3216(THUNKINFO *pti, FORMATETC *pfe32, VPVOID vpfe16, BOOL fFree);
#if DBG == 1
char *ThopName(THOP thop);char *EnumThopName(THOP thopEnum);char *GuidString(GUID const *pguid);char *IidOrInterfaceString(IID const *piid);char *IidIdxString(IIDIDX iidx);
void DebugValidateProxy1632(VPVOID vpvProxy);void DebugValidateProxy3216(THUNK3216OBJ *ptoProxy);
#else
#define DebugValidateProxy1632(p)
#define DebugValidateProxy3216(p)
#endif
#define StackAlloc16(cb) \
((VPVOID)TlsThkGetStack16()->Alloc(cb))#define StackFree16(vpv, cb) \
TlsThkGetStack16()->Free((DWORD)vpv, cb)#define StackAlloc32(cb) \
((LPVOID)TlsThkGetStack32()->Alloc(cb))#define StackFree32(pv, cb) \
TlsThkGetStack32()->Free((DWORD)pv, cb)
#define STACKALLOC16(x) StackAlloc16(x)
#define STACKFREE16(x,y) StackFree16(x, y)
#define STACKALLOC32(x) (DWORD)_alloca(x)
#define STACKFREE32(x, y)
#if DBG == 1
void RecordStackState16(SStackRecord *psr);void CheckStackState16(SStackRecord *psr);
void RecordStackState32(SStackRecord *psr);void CheckStackState32(SStackRecord *psr);#endif
typedef void *(*ALLOCROUTINE)(UINT cb);typedef void (*FREEROUTINE)(void *pv, UINT cb);
void *ArTask16(UINT cb);void FrTask16(void *pv, UINT cb);
void *ArTask32(UINT cb);void FrTask32(void *pv, UINT cb);
void *ArStack16(UINT cb);void FrStack16(void *pv, UINT cb);
void *ArStack32(UINT cb);void FrStack32(void *pv, UINT cb);
SCODE ConvertDvtd1632(THUNKINFO *pti, VPVOID vpdvtd16, ALLOCROUTINE pfnAlloc, FREEROUTINE pfnFree, DVTARGETDEVICE **ppdvtd32, UINT *pcbSize);SCODE ConvertDvtd3216(THUNKINFO *pti, DVTARGETDEVICE *pdvtd32, ALLOCROUTINE pfnAlloc, FREEROUTINE pfnFree, VPVOID *ppvdvtd16, UINT *pcbSize);
typedef void (*FIXEDHANDLERROUTINE)(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);
void FhCopyMemory(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhShortToLong(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhLongToShort(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhWordToDword(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhDwordToWord(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhGdiHandle1632(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhGdiHandle3216(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhUserHandle1632(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhUserHandle3216(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhHaccel1632(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhHaccel3216(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhHtask1632(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhHtask3216(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhHresult1632(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhHresult3216(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhNull(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhRect1632(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhRect3216(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhSize1632(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhSize3216(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhMsg1632(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);void FhMsg3216(BYTE *pbFrom, BYTE *pbTo, UINT cbFrom, UINT cbTo);
#endif // #ifndef __THOPUTIL_HXX__
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