📄 oleauto.h
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WINOLEAUTAPI VarBstrFromBool(VARIANT_BOOL boolIn, LCID lcid, ULONG dwFlags, BSTR * pbstrOut);
WINOLEAUTAPI VarBstrFromI1(CHAR cIn, LCID lcid, ULONG dwFlags, BSTR *pbstrOut);
WINOLEAUTAPI VarBstrFromUI2(USHORT uiIn, LCID lcid, ULONG dwFlags, BSTR *pbstrOut);
WINOLEAUTAPI VarBstrFromUI4(ULONG ulIn, LCID lcid, ULONG dwFlags, BSTR *pbstrOut);
WINOLEAUTAPI VarBstrFromDec(DECIMAL *pdecIn, LCID lcid, ULONG dwFlags, BSTR *pbstrOut);
WINOLEAUTAPI VarBoolFromUI1(BYTE bIn, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromI2(SHORT sIn, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromI4(LONG lIn, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromR4(FLOAT fltIn, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromR8(DOUBLE dblIn, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromDate(DATE dateIn, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromCy(CY cyIn, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromStr(OLECHAR * strIn, LCID lcid, ULONG dwFlags, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromDisp(IDispatch * pdispIn, LCID lcid, VARIANT_BOOL * pboolOut);
WINOLEAUTAPI VarBoolFromI1(CHAR cIn, VARIANT_BOOL *pboolOut);
WINOLEAUTAPI VarBoolFromUI2(USHORT uiIn, VARIANT_BOOL *pboolOut);
WINOLEAUTAPI VarBoolFromUI4(ULONG ulIn, VARIANT_BOOL *pboolOut);
WINOLEAUTAPI VarBoolFromDec(DECIMAL *pdecIn, VARIANT_BOOL *pboolOut);
WINOLEAUTAPI VarI1FromUI1(BYTE bIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromI2(SHORT uiIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromI4(LONG lIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromR4(FLOAT fltIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromR8(DOUBLE dblIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromDate(DATE dateIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromCy(CY cyIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromStr(OLECHAR *strIn, LCID lcid, ULONG dwFlags, CHAR *pcOut);
WINOLEAUTAPI VarI1FromDisp(IDispatch *pdispIn, LCID lcid, CHAR *pcOut);
WINOLEAUTAPI VarI1FromBool(VARIANT_BOOL boolIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromUI2(USHORT uiIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromUI4(ULONG ulIn, CHAR *pcOut);
WINOLEAUTAPI VarI1FromDec(DECIMAL *pdecIn, CHAR *pcOut);
WINOLEAUTAPI VarUI2FromUI1(BYTE bIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromI2(SHORT uiIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromI4(LONG lIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromR4(FLOAT fltIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromR8(DOUBLE dblIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromDate(DATE dateIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromCy(CY cyIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromStr(OLECHAR *strIn, LCID lcid, ULONG dwFlags, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromDisp(IDispatch *pdispIn, LCID lcid, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromBool(VARIANT_BOOL boolIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromI1(CHAR cIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromUI4(ULONG ulIn, USHORT *puiOut);
WINOLEAUTAPI VarUI2FromDec(DECIMAL *pdecIn, USHORT *puiOut);
WINOLEAUTAPI VarUI4FromUI1(BYTE bIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromI2(SHORT uiIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromI4(LONG lIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromR4(FLOAT fltIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromR8(DOUBLE dblIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromDate(DATE dateIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromCy(CY cyIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromStr(OLECHAR *strIn, LCID lcid, ULONG dwFlags, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromDisp(IDispatch *pdispIn, LCID lcid, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromBool(VARIANT_BOOL boolIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromI1(CHAR cIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromUI2(USHORT uiIn, ULONG *pulOut);
WINOLEAUTAPI VarUI4FromDec(DECIMAL *pdecIn, ULONG *pulOut);
WINOLEAUTAPI VarDecFromUI1(BYTE bIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromI2(SHORT uiIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromI4(LONG lIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromR4(FLOAT fltIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromR8(DOUBLE dblIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromDate(DATE dateIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromCy(CY cyIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromStr(OLECHAR *strIn, LCID lcid, ULONG dwFlags, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromDisp(IDispatch *pdispIn, LCID lcid, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromBool(VARIANT_BOOL boolIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromI1(CHAR cIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromUI2(USHORT uiIn, DECIMAL *pdecOut);
WINOLEAUTAPI VarDecFromUI4(ULONG ulIn, DECIMAL *pdecOut);
#define VarUI4FromUI4(in, pOut) (*(pOut) = (in))
#define VarI4FromI4(in, pOut) (*(pOut) = (in))
#define VarUI1FromInt VarUI1FromI4
#define VarUI1FromUint VarUI1FromUI4
#define VarI2FromInt VarI2FromI4
#define VarI2FromUint VarI2FromUI4
#define VarI4FromInt VarI4FromI4
#define VarI4FromUint VarI4FromUI4
#define VarR4FromInt VarR4FromI4
#define VarR4FromUint VarR4FromUI4
#define VarR8FromInt VarR8FromI4
#define VarR8FromUint VarR8FromUI4
#define VarDateFromInt VarDateFromI4
#define VarDateFromUint VarDateFromUI4
#define VarCyFromInt VarCyFromI4
#define VarCyFromUint VarCyFromUI4
#define VarBstrFromInt VarBstrFromI4
#define VarBstrFromUint VarBstrFromUI4
#define VarBoolFromInt VarBoolFromI4
#define VarBoolFromUint VarBoolFromUI4
#define VarI1FromInt VarI1FromI4
#define VarI1FromUint VarI1FromUI4
#define VarUI2FromInt VarUI2FromI4
#define VarUI2FromUint VarUI2FromUI4
#define VarUI4FromInt VarUI4FromI4
#define VarUI4FromUint VarUI4FromUI4
#define VarDecFromInt VarDecFromI4
#define VarDecFromUint VarDecFromUI4
#define VarIntFromUI1 VarI4FromUI1
#define VarIntFromI2 VarI4FromI2
#define VarIntFromI4 VarI4FromI4
#define VarIntFromR4 VarI4FromR4
#define VarIntFromR8 VarI4FromR8
#define VarIntFromDate VarI4FromDate
#define VarIntFromCy VarI4FromCy
#define VarIntFromStr VarI4FromStr
#define VarIntFromDisp VarI4FromDisp
#define VarIntFromBool VarI4FromBool
#define VarIntFromI1 VarI4FromI1
#define VarIntFromUI2 VarI4FromUI2
#define VarIntFromUI4 VarI4FromUI4
#define VarIntFromDec VarI4FromDec
#define VarIntFromUint VarI4FromUI4
#define VarUintFromUI1 VarUI4FromUI1
#define VarUintFromI2 VarUI4FromI2
#define VarUintFromI4 VarUI4FromI4
#define VarUintFromR4 VarUI4FromR4
#define VarUintFromR8 VarUI4FromR8
#define VarUintFromDate VarUI4FromDate
#define VarUintFromCy VarUI4FromCy
#define VarUintFromStr VarUI4FromStr
#define VarUintFromDisp VarUI4FromDisp
#define VarUintFromBool VarUI4FromBool
#define VarUintFromI1 VarUI4FromI1
#define VarUintFromUI2 VarUI4FromUI2
#define VarUintFromUI4 VarUI4FromUI4
#define VarUintFromDec VarUI4FromDec
#define VarUintFromInt VarUI4FromI4
/* Mac Note: On the Mac, the coersion functions support the
* Symantec C++ calling convention for float/double. To support
* float/double arguments compiled with the MPW C compiler,
* use the following APIs to move MPW float/double values into
* a VARIANT.
*/
/*---------------------------------------------------------------------*/
/* New VARIANT <-> string parsing functions */
/*---------------------------------------------------------------------*/
typedef struct {
INT cDig;
ULONG dwInFlags;
ULONG dwOutFlags;
INT cchUsed;
INT nBaseShift;
INT nPwr10;
} NUMPARSE;
/* flags used by both dwInFlags and dwOutFlags:
*/
#define NUMPRS_LEADING_WHITE 0x0001
#define NUMPRS_TRAILING_WHITE 0x0002
#define NUMPRS_LEADING_PLUS 0x0004
#define NUMPRS_TRAILING_PLUS 0x0008
#define NUMPRS_LEADING_MINUS 0x0010
#define NUMPRS_TRAILING_MINUS 0x0020
#define NUMPRS_HEX_OCT 0x0040
#define NUMPRS_PARENS 0x0080
#define NUMPRS_DECIMAL 0x0100
#define NUMPRS_THOUSANDS 0x0200
#define NUMPRS_CURRENCY 0x0400
#define NUMPRS_EXPONENT 0x0800
#define NUMPRS_USE_ALL 0x1000
#define NUMPRS_STD 0x1FFF
/* flags used by dwOutFlags only:
*/
#define NUMPRS_NEG 0x10000
#define NUMPRS_INEXACT 0x20000
/* flags used by VarNumFromParseNum to indicate acceptable result types:
*/
#define VTBIT_I1 (1 << VT_I1)
#define VTBIT_UI1 (1 << VT_UI1)
#define VTBIT_I2 (1 << VT_I2)
#define VTBIT_UI2 (1 << VT_UI2)
#define VTBIT_I4 (1 << VT_I4)
#define VTBIT_UI4 (1 << VT_UI4)
#define VTBIT_R4 (1 << VT_R4)
#define VTBIT_R8 (1 << VT_R8)
#define VTBIT_CY (1 << VT_CY)
#define VTBIT_DECIMAL (1 << VT_DECIMAL)
WINOLEAUTAPI VarParseNumFromStr(OLECHAR * strIn, LCID lcid, ULONG dwFlags,
NUMPARSE * pnumprs, BYTE * rgbDig);
WINOLEAUTAPI VarNumFromParseNum(NUMPARSE * pnumprs, BYTE * rgbDig,
ULONG dwVtBits, VARIANT * pvar);
/*---------------------------------------------------------------------*/
/* VARTYPE Math API */
/*---------------------------------------------------------------------*/
STDAPI VarAdd(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarAnd(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarCat(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarDiv(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarEqv(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarIdiv(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarImp(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarMod(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarMul(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarOr(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarPow(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarSub(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarXor(LPVARIANT pvarLeft, LPVARIANT pvarRight, LPVARIANT pvarResult);
STDAPI VarAbs(LPVARIANT pvarIn, LPVARIANT pvarResult);
STDAPI VarFix(LPVARIANT pvarIn, LPVARIANT pvarResult);
STDAPI VarInt(LPVARIANT pvarIn, LPVARIANT pvarResult);
STDAPI VarNeg(LPVARIANT pvarIn, LPVARIANT pvarResult);
STDAPI VarNot(LPVARIANT pvarIn, LPVARIANT pvarResult);
STDAPI VarRound(LPVARIANT pvarIn, int cDecimals, LPVARIANT pvarResult);
// dwFlags passed to CompareString if a string compare
STDAPI VarCmp(LPVARIANT pvarLeft, LPVARIANT pvarRight, LCID lcid, ULONG dwFlags);
// Decimal math
//
STDAPI VarDecAdd(LPDECIMAL pdecLeft, LPDECIMAL pdecRight, LPDECIMAL pdecResult);
STDAPI VarDecDiv(LPDECIMAL pdecLeft, LPDECIMAL pdecRight, LPDECIMAL pdecResult);
STDAPI VarDecMul(LPDECIMAL pdecLeft, LPDECIMAL pdecRight, LPDECIMAL pdecResult);
STDAPI VarDecSub(LPDECIMAL pdecLeft, LPDECIMAL pdecRight, LPDECIMAL pdecResult);
STDAPI VarDecAbs(LPDECIMAL pdecIn, LPDECIMAL pdecResult);
STDAPI VarDecFix(LPDECIMAL pdecIn, LPDECIMAL pdecResult);
STDAPI VarDecInt(LPDECIMAL pdecIn, LPDECIMAL pdecResult);
STDAPI VarDecNeg(LPDECIMAL pdecIn, LPDECIMAL pdecResult);
STDAPI VarDecRound(LPDECIMAL pdecIn, int cDecimals, LPDECIMAL pdecResult);
STDAPI VarDecCmp(LPDECIMAL pdecLeft, LPDECIMAL pdecRight);
STDAPI VarDecCmpR8(LPDECIMAL pdecLeft, double dblRight);
// Currency math
//
STDAPI VarCyAdd(CY cyLeft, CY cyRight, LPCY pcyResult);
STDAPI VarCyMul(CY cyLeft, CY cyRight, LPCY pcyResult);
STDAPI VarCyMulI4(CY cyLeft, long lRight, LPCY pcyResult);
STDAPI VarCySub(CY cyLeft, CY cyRight, LPCY pcyResult);
STDAPI VarCyAbs(CY cyIn, LPCY pcyResult);
STDAPI VarCyFix(CY cyIn, LPCY pcyResult);
STDAPI VarCyInt(CY cyIn, LPCY pcyResult);
STDAPI VarCyNeg(CY cyIn, LPCY pcyResult);
STDAPI VarCyRound(CY cyIn, int cDecimals, LPCY pcyResult);
STDAPI VarCyCmp(CY cyLeft, CY cyRight);
STDAPI VarCyCmpR8(CY cyLeft, double dblRight);
// Misc support functions
//
STDAPI VarBstrCat(BSTR bstrLeft, BSTR bstrRight, LPBSTR pbstrResult);
STDAPI VarBstrCmp(BSTR bstrLeft, BSTR bstrRight, LCID lcid, ULONG dwFlags); // dwFlags passed to CompareString
STDAPI VarR8Pow(double dblLeft, double dblRight, double *pdblResult);
STDAPI VarR4CmpR8(float fltLeft, double dblRight);
STDAPI VarR8Round(double dblIn, int cDecimals, double *pdblResult);
// Compare results. These are returned as a SUCCESS HResult. Subtracting
// one gives the usual values of -1 for Less Than, 0 for Equal To, +1 for
// Greater Than.
//
#define VARCMP_LT 0
#define VARCMP_EQ 1
#define VARCMP_GT 2
#define VARCMP_NULL 3
// VT_HARDTYPE tells the compare routine that the argument is a literal or
// otherwise declared of that specific type. It causes comparison rules to
// change. For example, if a hard-type string is compared to a variant (not hard
// -type) number, the number is converted to string. If a hard-type number is
// compared to a variant string, the string is converted to number. If they're
// both variant, then number < string.
#define VT_HARDTYPE VT_RESERVED
/*---------------------------------------------------------------------*/
/* New date functions */
/*---------------------------------------------------------------------*/
/* The UDATE structure is used with VarDateFromUdate() and VarUdateFromDate().
* It represents an "unpacked date".
*/
typedef struct {
SYSTEMTIME st;
USHORT wDayOfYear;
} UDATE;
/* APIs to "pack" and "unpack" dates.
* NOTE: Ex version of VarDateFromUdate obeys 2 digit year setting in
* control panel.
*/
WINOLEAUTAPI VarDateFromUdate(UDATE *pudateIn, ULONG dwFlags, DATE *pdateOut);
WINOLEAUTAPI VarDateFromUdateEx(UDATE *pudateIn, LCID lcid, ULONG dwFlags, DATE *pdateOut);
WINOLEAUTAPI VarUdateFromDate(DATE dateIn, ULONG dwFlags, UDATE *pudateOut);
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