174 lines
8 KiB
C
174 lines
8 KiB
C
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1992 - 1996.
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//
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// File: privoa.h
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//
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// Contents: Definitions for OleAut32.dll wrappers
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//
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// Classes:
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//
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// History: 20-Jun-96 MikeHill Created.
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// 06-May-98 MikeHill Added SafeArray wrappers.
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//
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// Notes:
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// This file has macros, function prototypes, and global
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// externs that enable the OleAut32 wrapper functions.
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// These functions load OleAut32.dll if necessary, and forward
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// the call.
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//
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//----------------------------------------------------------------------------
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#ifndef _PRIV_OA_H_
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#define _PRIV_OA_H_
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// OleAut32 function prototypes
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typedef BSTR (STDAPICALLTYPE SYS_ALLOC_STRING)(LPCOLESTR pwsz);
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typedef VOID (STDAPICALLTYPE SYS_FREE_STRING)(BSTR bstr);
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typedef BOOL (STDAPICALLTYPE SYS_REALLOC_STRING_LEN)(BSTR* pbstr, OLECHAR* pch, UINT cch);
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typedef UINT (STDAPICALLTYPE SYS_STRING_BYTE_LEN)(BSTR bstr);
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typedef UINT (STDAPICALLTYPE FNTYPE_SysStringLen)(BSTR bstr);
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typedef HRESULT (STDAPICALLTYPE SAFE_ARRAY_ACCESS_DATA)(SAFEARRAY * psa, void HUGEP** ppvData);
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typedef HRESULT (STDAPICALLTYPE SAFE_ARRAY_GET_L_BOUND)(SAFEARRAY * psa, UINT nDim, LONG * plLbound);
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typedef UINT (STDAPICALLTYPE SAFE_ARRAY_GET_DIM)(SAFEARRAY * psa);
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typedef UINT (STDAPICALLTYPE SAFE_ARRAY_GET_ELEM_SIZE)(SAFEARRAY * psa);
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typedef HRESULT (STDAPICALLTYPE SAFE_ARRAY_GET_U_BOUND)(SAFEARRAY * psa, UINT nDim, LONG * plUbound);
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typedef HRESULT (STDAPICALLTYPE SAFE_ARRAY_UNACCESS_DATA)(SAFEARRAY * psa);
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typedef SAFEARRAY* (STDAPICALLTYPE SAFE_ARRAY_CREATE_EX)(VARTYPE vt, UINT cDims, SAFEARRAYBOUND * rgsabound, PVOID pvExtra);
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typedef HRESULT (STDAPICALLTYPE SAFE_ARRAY_GET_VARTYPE)(SAFEARRAY * psa, VARTYPE * pvt);
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typedef SAFEARRAY* (STDAPICALLTYPE FNTYPE_SafeArrayCreate)(VARTYPE vt, UINT cDims, SAFEARRAYBOUND * rgsabound);
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typedef HRESULT (STDAPICALLTYPE FNTYPE_SafeArrayPutElement)(SAFEARRAY* psa, long* pIdx, void* pv );
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typedef HRESULT (STDAPICALLTYPE FNTYPE_SafeArrayDestroy)(SAFEARRAY* psa );
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typedef void (STDAPICALLTYPE FNTYPE_VariantInit)(VARIANTARG * pvarg);
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typedef HRESULT (STDAPICALLTYPE FNTYPE_VariantClear)(VARIANTARG * pvarg);
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typedef HRESULT (STDAPICALLTYPE FNTYPE_VariantCopy)(VARIANTARG * pvargDest, VARIANTARG * pvargSrc);
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typedef HRESULT (STDAPICALLTYPE FNTYPE_VariantChangeTypeEx)(VARIANTARG * pvargDest, VARIANTARG * pvarSrc, LCID lcid, USHORT wFlags, VARTYPE vt);
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typedef unsigned long BSTR_USER_SIZE ( unsigned long __RPC_FAR *, unsigned long , BSTR __RPC_FAR * );
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typedef unsigned char __RPC_FAR * BSTR_USER_MARSHAL ( unsigned long __RPC_FAR *, unsigned char __RPC_FAR*, BSTR __RPC_FAR * );
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typedef unsigned char __RPC_FAR * BSTR_USER_UNMARSHAL (unsigned long __RPC_FAR *, unsigned char __RPC_FAR *, BSTR __RPC_FAR * );
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typedef void BSTR_USER_FREE ( unsigned long __RPC_FAR *, BSTR __RPC_FAR * );
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typedef unsigned long LPSAFEARRAY_USER_SIZE ( unsigned long __RPC_FAR *, unsigned long , LPSAFEARRAY __RPC_FAR * );
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typedef unsigned char __RPC_FAR * LPSAFEARRAY_USER_MARSHAL ( unsigned long __RPC_FAR *, unsigned char __RPC_FAR *, LPSAFEARRAY __RPC_FAR * );
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typedef unsigned char __RPC_FAR * LPSAFEARRAY_USER_UNMARSHAL (unsigned long __RPC_FAR *, unsigned char __RPC_FAR *, LPSAFEARRAY __RPC_FAR * );
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typedef void LPSAFEARRAY_USER_FREE ( unsigned long __RPC_FAR *, LPSAFEARRAY __RPC_FAR * );
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// The Wrapper routines, and function pointers for them.
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#define DECLARE_OLEAUT_FUNCTION( fname ) \
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FNTYPE_##fname Load##fname; \
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EXTERN_C FNTYPE_##fname *pfn##fname;
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SYS_ALLOC_STRING LoadSysAllocString;
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EXTERN_C SYS_ALLOC_STRING *pfnSysAllocString;
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SYS_FREE_STRING LoadSysFreeString;
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EXTERN_C SYS_FREE_STRING *pfnSysFreeString;
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SYS_REALLOC_STRING_LEN LoadSysReAllocStringLen;
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EXTERN_C SYS_REALLOC_STRING_LEN *pfnSysReAllocStringLen;
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SYS_STRING_BYTE_LEN LoadSysStringByteLen;
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EXTERN_C SYS_STRING_BYTE_LEN *pfnSysStringByteLen;
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DECLARE_OLEAUT_FUNCTION( SysStringLen );
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SAFE_ARRAY_ACCESS_DATA LoadSafeArrayAccessData;
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EXTERN_C SAFE_ARRAY_ACCESS_DATA *pfnSafeArrayAccessData;
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SAFE_ARRAY_GET_L_BOUND LoadSafeArrayGetLBound;
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EXTERN_C SAFE_ARRAY_GET_L_BOUND *pfnSafeArrayGetLBound;
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SAFE_ARRAY_GET_DIM LoadSafeArrayGetDim;
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EXTERN_C SAFE_ARRAY_GET_DIM *pfnSafeArrayGetDim;
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SAFE_ARRAY_GET_ELEM_SIZE LoadSafeArrayGetElemsize;
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EXTERN_C SAFE_ARRAY_GET_ELEM_SIZE *pfnSafeArrayGetElemsize;
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SAFE_ARRAY_GET_U_BOUND LoadSafeArrayGetUBound;
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EXTERN_C SAFE_ARRAY_GET_U_BOUND *pfnSafeArrayGetUBound;
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SAFE_ARRAY_GET_VARTYPE LoadSafeArrayGetVartype;
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EXTERN_C SAFE_ARRAY_GET_VARTYPE *pfnSafeArrayGetVartype;
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SAFE_ARRAY_UNACCESS_DATA LoadSafeArrayUnaccessData;
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EXTERN_C SAFE_ARRAY_UNACCESS_DATA *pfnSafeArrayUnaccessData;
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SAFE_ARRAY_CREATE_EX LoadSafeArrayCreateEx;
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EXTERN_C SAFE_ARRAY_CREATE_EX *pfnSafeArrayCreateEx;
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DECLARE_OLEAUT_FUNCTION( SafeArrayCreate );
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DECLARE_OLEAUT_FUNCTION( SafeArrayPutElement );
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DECLARE_OLEAUT_FUNCTION( SafeArrayDestroy );
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DECLARE_OLEAUT_FUNCTION( VariantClear );
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DECLARE_OLEAUT_FUNCTION( VariantInit );
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DECLARE_OLEAUT_FUNCTION( VariantCopy );
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DECLARE_OLEAUT_FUNCTION( VariantChangeTypeEx );
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EXTERN_C BSTR_USER_SIZE LoadBSTR_UserSize;
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EXTERN_C BSTR_USER_SIZE *pfnBSTR_UserSize;
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EXTERN_C BSTR_USER_MARSHAL LoadBSTR_UserMarshal;
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EXTERN_C BSTR_USER_MARSHAL *pfnBSTR_UserMarshal;
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EXTERN_C BSTR_USER_UNMARSHAL LoadBSTR_UserUnmarshal;
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EXTERN_C BSTR_USER_UNMARSHAL *pfnBSTR_UserUnmarshal;
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EXTERN_C BSTR_USER_FREE LoadBSTR_UserFree;
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EXTERN_C BSTR_USER_FREE *pfnBSTR_UserFree;
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EXTERN_C LPSAFEARRAY_USER_SIZE LoadLPSAFEARRAY_UserSize;
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EXTERN_C LPSAFEARRAY_USER_SIZE *pfnLPSAFEARRAY_UserSize;
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EXTERN_C LPSAFEARRAY_USER_MARSHAL LoadLPSAFEARRAY_UserMarshal;
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EXTERN_C LPSAFEARRAY_USER_MARSHAL *pfnLPSAFEARRAY_UserMarshal;
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EXTERN_C LPSAFEARRAY_USER_UNMARSHAL LoadLPSAFEARRAY_UserUnmarshal;
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EXTERN_C LPSAFEARRAY_USER_UNMARSHAL *pfnLPSAFEARRAY_UserUnmarshal;
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EXTERN_C LPSAFEARRAY_USER_FREE LoadLPSAFEARRAY_UserFree;
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EXTERN_C LPSAFEARRAY_USER_FREE *pfnLPSAFEARRAY_UserFree;
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// Macros to ease the calling of the above function pointers
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#define PrivSysAllocString(pwsz) (*pfnSysAllocString)(pwsz)
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#define PrivSysFreeString(bstr) (*pfnSysFreeString)(bstr)
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#define PrivSysReAllocStringLen(pbstr,olestr,ui) (*pfnSysReAllocStringLen)(pbstr, olestr, ui)
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#define PrivSysStringByteLen(pbstr) (*pfnSysStringByteLen)(pbstr)
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#define PrivSysStringLen(pbstr) (*pfnSysStringByteLen)(pbstr)
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#define PrivSafeArrayAccessData(psa,ppvData) (*pfnSafeArrayAccessData)(psa, ppvData )
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#define PrivSafeArrayGetLBound(psa,nDim, plLbound) (*pfnSafeArrayGetLBound)( psa, nDim, plLbound )
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#define PrivSafeArrayGetDim(psa) (*pfnSafeArrayGetDim)( psa )
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#define PrivSafeArrayGetElemsize(psa) (*pfnSafeArrayGetElemsize)( psa )
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#define PrivSafeArrayGetUBound(psa,nDim, plUbound) (*pfnSafeArrayGetUBound)( psa, nDim, plUbound )
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#define PrivSafeArrayGetVartype(psa, pvt) (*pfnSafeArrayGetVartype)( psa, pvt )
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#define PrivSafeArrayUnaccessData(psa) (*pfnSafeArrayUnaccessData)( psa )
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#define PrivSafeArrayCreateEx(vt,cDims,rgsabound,pvExtra) \
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(*pfnSafeArrayCreateEx)(vt, cDims, rgsabound, pvExtra)
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#define PrivSafeArrayCreate(vt,cDims,rgsabound) (*pfnSafeArrayCreate)(vt, cDims, rgsabound)
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#define PrivSafeArrayPutElement(psa, pIdx, pv) (*pfnSafeArrayPutElement)(psa, pIdx, pv)
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#define PrivSafeArrayDestroy( psa ) (*pfnSafeArrayDestroy)(psa)
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#define PrivVariantClear(pvarg) (*pfnVariantClear)( pvarg )
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#define PrivVariantInit(pvarg) (*pfnVariantInit)(pvarg)
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#define PrivVariantCopy(pvargDest,pvargSrc) (*pfnVariantCopy)( pvargDest, pvargSrc )
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#define PrivVariantChangeTypeEx(pvargDest,pvarSrc,lcid,wFlags,vt) \
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(*pfnVariantChangeTypeEx)( pvargDest, pvarSrc, lcid, wFlags, vt )
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#endif // ! _PRIV_OA_H_
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