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/*
* Low level variant functions
*
* Copyright 2003 Jon Griffiths
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "wine/debug.h"
#include "wine/unicode.h"
#include "winbase.h"
#include "winuser.h"
#include "winnt.h"
#include "variant.h"
#include "resource.h"
WINE_DEFAULT_DEBUG_CHANNEL(ole);
extern HMODULE OLEAUT32_hModule;
static const WCHAR szFloatFormatW[] = { '%','.','7','G','\0' };
static const WCHAR szDoubleFormatW[] = { '%','.','1','5','G','\0' };
/* Copy data from one variant to another. */
static inline void VARIANT_CopyData(const VARIANT *srcVar, VARTYPE vt, void *pOut)
{
switch (vt)
{
case VT_I1:
case VT_UI1: memcpy(pOut, &V_UI1(srcVar), sizeof(BYTE)); break;
case VT_BOOL:
case VT_I2:
case VT_UI2: memcpy(pOut, &V_UI2(srcVar), sizeof(SHORT)); break;
case VT_R4:
case VT_INT:
case VT_I4:
case VT_UINT:
case VT_UI4: memcpy(pOut, &V_UI4(srcVar), sizeof (LONG)); break;
case VT_R8:
case VT_DATE:
case VT_CY:
case VT_I8:
case VT_UI8: memcpy(pOut, &V_UI8(srcVar), sizeof (LONG64)); break;
case VT_INT_PTR: memcpy(pOut, &V_INT_PTR(srcVar), sizeof (INT_PTR)); break;
case VT_DECIMAL: memcpy(pOut, &V_DECIMAL(srcVar), sizeof (DECIMAL)); break;
default:
FIXME("VT_ type %d unhandled, please report!\n", vt);
}
}
/* Coerce VT_BSTR to a numeric type */
HRESULT VARIANT_NumberFromBstr(OLECHAR* pStrIn, LCID lcid, ULONG ulFlags,
void* pOut, VARTYPE vt)
{
VARIANTARG dstVar;
HRESULT hRet;
NUMPARSE np;
BYTE rgb[1024];
/* Use VarParseNumFromStr/VarNumFromParseNum as MSDN indicates */
np.cDig = sizeof(rgb) / sizeof(BYTE);
np.dwInFlags = NUMPRS_STD;
hRet = VarParseNumFromStr(pStrIn, lcid, ulFlags, &np, rgb);
if (SUCCEEDED(hRet))
{
/* 1 << vt gives us the VTBIT constant for the destination number type */
hRet = VarNumFromParseNum(&np, rgb, 1 << vt, &dstVar);
if (SUCCEEDED(hRet))
VARIANT_CopyData(&dstVar, vt, pOut);
}
return hRet;
}
/* Coerce VT_DISPATCH to another type */
HRESULT VARIANT_FromDisp(IDispatch* pdispIn, LCID lcid, void* pOut, VARTYPE vt)
{
static const DISPPARAMS emptyParams = { NULL, NULL, 0, 0 };
VARIANTARG srcVar, dstVar;
HRESULT hRet;
if (!pdispIn)
return DISP_E_BADVARTYPE;
/* Get the default 'value' property from the IDispatch */
hRet = IDispatch_Invoke(pdispIn, DISPID_VALUE, &IID_NULL, lcid, DISPATCH_PROPERTYGET,
(DISPPARAMS*)&emptyParams, &srcVar, NULL, NULL);
if (SUCCEEDED(hRet))
{
/* Convert the property to the requested type */
V_VT(&dstVar) = VT_EMPTY;
hRet = VariantChangeTypeEx(&dstVar, &srcVar, lcid, 0, vt);
VariantClear(&srcVar);
if (SUCCEEDED(hRet))
{
VARIANT_CopyData(&dstVar, vt, pOut);
VariantClear(&srcVar);
}
}
else
hRet = DISP_E_TYPEMISMATCH;
return hRet;
}
/* I1
*/
/************************************************************************
* VarI1FromUI1 (OLEAUT32.244)
*
* Convert a VT_UI1 to a VT_I1.
*
* PARAMS
* bIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromUI1(BYTE bIn, signed char* pcOut)
{
return _VarI1FromUI1(bIn, pcOut);
}
/************************************************************************
* VarI1FromI2 (OLEAUT32.245)
*
* Convert a VT_I2 to a VT_I1.
*
* PARAMS
* sIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromI2(SHORT sIn, signed char* pcOut)
{
return _VarI1FromI2(sIn, pcOut);
}
/************************************************************************
* VarI1FromI4 (OLEAUT32.246)
*
* Convert a VT_I4 to a VT_I1.
*
* PARAMS
* iIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromI4(LONG iIn, signed char* pcOut)
{
return _VarI1FromI4(iIn, pcOut);
}
/************************************************************************
* VarI1FromR4 (OLEAUT32.247)
*
* Convert a VT_R4 to a VT_I1.
*
* PARAMS
* fltIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromR4(FLOAT fltIn, signed char* pcOut)
{
return _VarI1FromR4(fltIn, pcOut);
}
/************************************************************************
* VarI1FromR8 (OLEAUT32.248)
*
* Convert a VT_R8 to a VT_I1.
*
* PARAMS
* dblIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* See VarI8FromR8() for details concerning rounding.
*/
HRESULT WINAPI VarI1FromR8(double dblIn, signed char* pcOut)
{
if (dblIn < (double)I1_MIN || dblIn > (double)I1_MAX)
return DISP_E_OVERFLOW;
OLEAUT32_DutchRound(CHAR, dblIn, *pcOut);
return S_OK;
}
/************************************************************************
* VarI1FromDate (OLEAUT32.249)
*
* Convert a VT_DATE to a VT_I1.
*
* PARAMS
* dateIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromDate(DATE dateIn, signed char* pcOut)
{
return _VarI1FromDate(dateIn, pcOut);
}
/************************************************************************
* VarI1FromCy (OLEAUT32.250)
*
* Convert a VT_CY to a VT_I1.
*
* PARAMS
* cyIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromCy(CY cyIn, signed char* pcOut)
{
LONG i = I1_MAX + 1;
_VarI4FromCy(cyIn, &i);
return _VarI1FromI4(i, pcOut);
}
/************************************************************************
* VarI1FromStr (OLEAUT32.251)
*
* Convert a VT_BSTR to a VT_I1.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI1FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, signed char* pcOut)
{
return _VarI1FromStr(strIn, lcid, dwFlags, pcOut);
}
/************************************************************************
* VarI1FromDisp (OLEAUT32.252)
*
* Convert a VT_DISPATCH to a VT_I1.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI1FromDisp(IDispatch* pdispIn, LCID lcid, signed char* pcOut)
{
return _VarI1FromDisp(pdispIn, lcid, pcOut);
}
/************************************************************************
* VarI1FromBool (OLEAUT32.253)
*
* Convert a VT_BOOL to a VT_I1.
*
* PARAMS
* boolIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI1FromBool(VARIANT_BOOL boolIn, signed char* pcOut)
{
return _VarI1FromBool(boolIn, pcOut);
}
/************************************************************************
* VarI1FromUI2 (OLEAUT32.254)
*
* Convert a VT_UI2 to a VT_I1.
*
* PARAMS
* usIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromUI2(USHORT usIn, signed char* pcOut)
{
return _VarI1FromUI2(usIn, pcOut);
}
/************************************************************************
* VarI1FromUI4 (OLEAUT32.255)
*
* Convert a VT_UI4 to a VT_I1.
*
* PARAMS
* ulIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI1FromUI4(ULONG ulIn, signed char* pcOut)
{
return _VarI1FromUI4(ulIn, pcOut);
}
/************************************************************************
* VarI1FromDec (OLEAUT32.256)
*
* Convert a VT_DECIMAL to a VT_I1.
*
* PARAMS
* pDecIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromDec(DECIMAL *pdecIn, signed char* pcOut)
{
LONG64 i64;
HRESULT hRet;
hRet = _VarI8FromDec(pdecIn, &i64);
if (SUCCEEDED(hRet))
hRet = _VarI1FromI8(i64, pcOut);
return hRet;
}
/************************************************************************
* VarI1FromI8 (OLEAUT32.376)
*
* Convert a VT_I8 to a VT_I1.
*
* PARAMS
* llIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromI8(LONG64 llIn, signed char* pcOut)
{
return _VarI1FromI8(llIn, pcOut);
}
/************************************************************************
* VarI1FromUI8 (OLEAUT32.377)
*
* Convert a VT_UI8 to a VT_I1.
*
* PARAMS
* ullIn [I] Source
* pcOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI1FromUI8(ULONG64 ullIn, signed char* pcOut)
{
return _VarI1FromUI8(ullIn, pcOut);
}
/* UI1
*/
/************************************************************************
* VarUI1FromI2 (OLEAUT32.130)
*
* Convert a VT_I2 to a VT_UI1.
*
* PARAMS
* sIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromI2(SHORT sIn, BYTE* pbOut)
{
return _VarUI1FromI2(sIn, pbOut);
}
/************************************************************************
* VarUI1FromI4 (OLEAUT32.131)
*
* Convert a VT_I4 to a VT_UI1.
*
* PARAMS
* iIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromI4(LONG iIn, BYTE* pbOut)
{
return _VarUI1FromI4(iIn, pbOut);
}
/************************************************************************
* VarUI1FromR4 (OLEAUT32.132)
*
* Convert a VT_R4 to a VT_UI1.
*
* PARAMS
* fltIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI1FromR4(FLOAT fltIn, BYTE* pbOut)
{
return _VarUI1FromR4(fltIn, pbOut);
}
/************************************************************************
* VarUI1FromR8 (OLEAUT32.133)
*
* Convert a VT_R8 to a VT_UI1.
*
* PARAMS
* dblIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* See VarI8FromR8() for details concerning rounding.
*/
HRESULT WINAPI VarUI1FromR8(double dblIn, BYTE* pbOut)
{
if (dblIn < -0.5 || dblIn > (double)UI1_MAX)
return DISP_E_OVERFLOW;
OLEAUT32_DutchRound(BYTE, dblIn, *pbOut);
return S_OK;
}
/************************************************************************
* VarUI1FromCy (OLEAUT32.134)
*
* Convert a VT_CY to a VT_UI1.
*
* PARAMS
* cyIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* Negative values >= -5000 will be converted to 0.
*/
HRESULT WINAPI VarUI1FromCy(CY cyIn, BYTE* pbOut)
{
ULONG i = UI1_MAX + 1;
_VarUI4FromCy(cyIn, &i);
return _VarUI1FromUI4(i, pbOut);
}
/************************************************************************
* VarUI1FromDate (OLEAUT32.135)
*
* Convert a VT_DATE to a VT_UI1.
*
* PARAMS
* dateIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromDate(DATE dateIn, BYTE* pbOut)
{
return _VarUI1FromDate(dateIn, pbOut);
}
/************************************************************************
* VarUI1FromStr (OLEAUT32.136)
*
* Convert a VT_BSTR to a VT_UI1.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI1FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, BYTE* pbOut)
{
return _VarUI1FromStr(strIn, lcid, dwFlags, pbOut);
}
/************************************************************************
* VarUI1FromDisp (OLEAUT32.137)
*
* Convert a VT_DISPATCH to a VT_UI1.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI1FromDisp(IDispatch* pdispIn, LCID lcid, BYTE* pbOut)
{
return _VarUI1FromDisp(pdispIn, lcid, pbOut);
}
/************************************************************************
* VarUI1FromBool (OLEAUT32.138)
*
* Convert a VT_BOOL to a VT_UI1.
*
* PARAMS
* boolIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI1FromBool(VARIANT_BOOL boolIn, BYTE* pbOut)
{
return _VarUI1FromBool(boolIn, pbOut);
}
/************************************************************************
* VarUI1FromI1 (OLEAUT32.237)
*
* Convert a VT_I1 to a VT_UI1.
*
* PARAMS
* cIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromI1(signed char cIn, BYTE* pbOut)
{
return _VarUI1FromI1(cIn, pbOut);
}
/************************************************************************
* VarUI1FromUI2 (OLEAUT32.238)
*
* Convert a VT_UI2 to a VT_UI1.
*
* PARAMS
* usIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromUI2(USHORT usIn, BYTE* pbOut)
{
return _VarUI1FromUI2(usIn, pbOut);
}
/************************************************************************
* VarUI1FromUI4 (OLEAUT32.239)
*
* Convert a VT_UI4 to a VT_UI1.
*
* PARAMS
* ulIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromUI4(ULONG ulIn, BYTE* pbOut)
{
return _VarUI1FromUI4(ulIn, pbOut);
}
/************************************************************************
* VarUI1FromDec (OLEAUT32.240)
*
* Convert a VT_DECIMAL to a VT_UI1.
*
* PARAMS
* pDecIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromDec(DECIMAL *pdecIn, BYTE* pbOut)
{
LONG64 i64;
HRESULT hRet;
hRet = _VarI8FromDec(pdecIn, &i64);
if (SUCCEEDED(hRet))
hRet = _VarUI1FromI8(i64, pbOut);
return hRet;
}
/************************************************************************
* VarUI1FromI8 (OLEAUT32.372)
*
* Convert a VT_I8 to a VT_UI1.
*
* PARAMS
* llIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromI8(LONG64 llIn, BYTE* pbOut)
{
return _VarUI1FromI8(llIn, pbOut);
}
/************************************************************************
* VarUI1FromUI8 (OLEAUT32.373)
*
* Convert a VT_UI8 to a VT_UI1.
*
* PARAMS
* ullIn [I] Source
* pbOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI1FromUI8(ULONG64 ullIn, BYTE* pbOut)
{
return _VarUI1FromUI8(ullIn, pbOut);
}
/* I2
*/
/************************************************************************
* VarI2FromUI1 (OLEAUT32.48)
*
* Convert a VT_UI2 to a VT_I2.
*
* PARAMS
* bIn [I] Source
* psOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI2FromUI1(BYTE bIn, SHORT* psOut)
{
return _VarI2FromUI1(bIn, psOut);
}
/************************************************************************
* VarI2FromI4 (OLEAUT32.49)
*
* Convert a VT_I4 to a VT_I2.
*
* PARAMS
* iIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromI4(LONG iIn, SHORT* psOut)
{
return _VarI2FromI4(iIn, psOut);
}
/************************************************************************
* VarI2FromR4 (OLEAUT32.50)
*
* Convert a VT_R4 to a VT_I2.
*
* PARAMS
* fltIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromR4(FLOAT fltIn, SHORT* psOut)
{
return _VarI2FromR4(fltIn, psOut);
}
/************************************************************************
* VarI2FromR8 (OLEAUT32.51)
*
* Convert a VT_R8 to a VT_I2.
*
* PARAMS
* dblIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* See VarI8FromR8() for details concerning rounding.
*/
HRESULT WINAPI VarI2FromR8(double dblIn, SHORT* psOut)
{
if (dblIn < (double)I2_MIN || dblIn > (double)I2_MAX)
return DISP_E_OVERFLOW;
OLEAUT32_DutchRound(SHORT, dblIn, *psOut);
return S_OK;
}
/************************************************************************
* VarI2FromCy (OLEAUT32.52)
*
* Convert a VT_CY to a VT_I2.
*
* PARAMS
* cyIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromCy(CY cyIn, SHORT* psOut)
{
LONG i = I2_MAX + 1;
_VarI4FromCy(cyIn, &i);
return _VarI2FromI4(i, psOut);
}
/************************************************************************
* VarI2FromDate (OLEAUT32.53)
*
* Convert a VT_DATE to a VT_I2.
*
* PARAMS
* dateIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromDate(DATE dateIn, SHORT* psOut)
{
return _VarI2FromDate(dateIn, psOut);
}
/************************************************************************
* VarI2FromStr (OLEAUT32.54)
*
* Convert a VT_BSTR to a VT_I2.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if any parameter is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI2FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, SHORT* psOut)
{
return _VarI2FromStr(strIn, lcid, dwFlags, psOut);
}
/************************************************************************
* VarI2FromDisp (OLEAUT32.55)
*
* Convert a VT_DISPATCH to a VT_I2.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pdispIn is invalid,
* DISP_E_OVERFLOW, if the value will not fit in the destination,
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI2FromDisp(IDispatch* pdispIn, LCID lcid, SHORT* psOut)
{
return _VarI2FromDisp(pdispIn, lcid, psOut);
}
/************************************************************************
* VarI2FromBool (OLEAUT32.56)
*
* Convert a VT_BOOL to a VT_I2.
*
* PARAMS
* boolIn [I] Source
* psOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI2FromBool(VARIANT_BOOL boolIn, SHORT* psOut)
{
return _VarI2FromBool(boolIn, psOut);
}
/************************************************************************
* VarI2FromI1 (OLEAUT32.205)
*
* Convert a VT_I1 to a VT_I2.
*
* PARAMS
* cIn [I] Source
* psOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI2FromI1(signed char cIn, SHORT* psOut)
{
return _VarI2FromI1(cIn, psOut);
}
/************************************************************************
* VarI2FromUI2 (OLEAUT32.206)
*
* Convert a VT_UI2 to a VT_I2.
*
* PARAMS
* usIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromUI2(USHORT usIn, SHORT* psOut)
{
return _VarI2FromUI2(usIn, psOut);
}
/************************************************************************
* VarI2FromUI4 (OLEAUT32.207)
*
* Convert a VT_UI4 to a VT_I2.
*
* PARAMS
* ulIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromUI4(ULONG ulIn, SHORT* psOut)
{
return _VarI2FromUI4(ulIn, psOut);
}
/************************************************************************
* VarI2FromDec (OLEAUT32.208)
*
* Convert a VT_DECIMAL to a VT_I2.
*
* PARAMS
* pDecIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromDec(DECIMAL *pdecIn, SHORT* psOut)
{
LONG64 i64;
HRESULT hRet;
hRet = _VarI8FromDec(pdecIn, &i64);
if (SUCCEEDED(hRet))
hRet = _VarI2FromI8(i64, psOut);
return hRet;
}
/************************************************************************
* VarI2FromI8 (OLEAUT32.346)
*
* Convert a VT_I8 to a VT_I2.
*
* PARAMS
* llIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromI8(LONG64 llIn, SHORT* psOut)
{
return _VarI2FromI8(llIn, psOut);
}
/************************************************************************
* VarI2FromUI8 (OLEAUT32.347)
*
* Convert a VT_UI8 to a VT_I2.
*
* PARAMS
* ullIn [I] Source
* psOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI2FromUI8(ULONG64 ullIn, SHORT* psOut)
{
return _VarI2FromUI8(ullIn, psOut);
}
/* UI2
*/
/************************************************************************
* VarUI2FromUI1 (OLEAUT32.257)
*
* Convert a VT_UI1 to a VT_UI2.
*
* PARAMS
* bIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI2FromUI1(BYTE bIn, USHORT* pusOut)
{
return _VarUI2FromUI1(bIn, pusOut);
}
/************************************************************************
* VarUI2FromI2 (OLEAUT32.258)
*
* Convert a VT_I2 to a VT_UI2.
*
* PARAMS
* sIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromI2(SHORT sIn, USHORT* pusOut)
{
return _VarUI2FromI2(sIn, pusOut);
}
/************************************************************************
* VarUI2FromI4 (OLEAUT32.259)
*
* Convert a VT_I4 to a VT_UI2.
*
* PARAMS
* iIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromI4(LONG iIn, USHORT* pusOut)
{
return _VarUI2FromI4(iIn, pusOut);
}
/************************************************************************
* VarUI2FromR4 (OLEAUT32.260)
*
* Convert a VT_R4 to a VT_UI2.
*
* PARAMS
* fltIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromR4(FLOAT fltIn, USHORT* pusOut)
{
return _VarUI2FromR4(fltIn, pusOut);
}
/************************************************************************
* VarUI2FromR8 (OLEAUT32.261)
*
* Convert a VT_R8 to a VT_UI2.
*
* PARAMS
* dblIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* See VarI8FromR8() for details concerning rounding.
*/
HRESULT WINAPI VarUI2FromR8(double dblIn, USHORT* pusOut)
{
if (dblIn < -0.5 || dblIn > (double)UI2_MAX)
return DISP_E_OVERFLOW;
OLEAUT32_DutchRound(USHORT, dblIn, *pusOut);
return S_OK;
}
/************************************************************************
* VarUI2FromDate (OLEAUT32.262)
*
* Convert a VT_DATE to a VT_UI2.
*
* PARAMS
* dateIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromDate(DATE dateIn, USHORT* pusOut)
{
return _VarUI2FromDate(dateIn, pusOut);
}
/************************************************************************
* VarUI2FromCy (OLEAUT32.263)
*
* Convert a VT_CY to a VT_UI2.
*
* PARAMS
* cyIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* Negative values >= -5000 will be converted to 0.
*/
HRESULT WINAPI VarUI2FromCy(CY cyIn, USHORT* pusOut)
{
ULONG i = UI2_MAX + 1;
_VarUI4FromCy(cyIn, &i);
return _VarUI2FromUI4(i, pusOut);
}
/************************************************************************
* VarUI2FromStr (OLEAUT32.264)
*
* Convert a VT_BSTR to a VT_UI2.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI2FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, USHORT* pusOut)
{
return _VarUI2FromStr(strIn, lcid, dwFlags, pusOut);
}
/************************************************************************
* VarUI2FromDisp (OLEAUT32.265)
*
* Convert a VT_DISPATCH to a VT_UI2.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI2FromDisp(IDispatch* pdispIn, LCID lcid, USHORT* pusOut)
{
return _VarUI2FromDisp(pdispIn, lcid, pusOut);
}
/************************************************************************
* VarUI2FromBool (OLEAUT32.266)
*
* Convert a VT_BOOL to a VT_UI2.
*
* PARAMS
* boolIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI2FromBool(VARIANT_BOOL boolIn, USHORT* pusOut)
{
return _VarUI2FromBool(boolIn, pusOut);
}
/************************************************************************
* VarUI2FromI1 (OLEAUT32.267)
*
* Convert a VT_I1 to a VT_UI2.
*
* PARAMS
* cIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromI1(signed char cIn, USHORT* pusOut)
{
return _VarUI2FromI1(cIn, pusOut);
}
/************************************************************************
* VarUI2FromUI4 (OLEAUT32.268)
*
* Convert a VT_UI4 to a VT_UI2.
*
* PARAMS
* ulIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromUI4(ULONG ulIn, USHORT* pusOut)
{
return _VarUI2FromUI4(ulIn, pusOut);
}
/************************************************************************
* VarUI2FromDec (OLEAUT32.269)
*
* Convert a VT_DECIMAL to a VT_UI2.
*
* PARAMS
* pDecIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromDec(DECIMAL *pdecIn, USHORT* pusOut)
{
LONG64 i64;
HRESULT hRet;
hRet = _VarI8FromDec(pdecIn, &i64);
if (SUCCEEDED(hRet))
hRet = _VarUI2FromI8(i64, pusOut);
return hRet;
}
/************************************************************************
* VarUI2FromI8 (OLEAUT32.378)
*
* Convert a VT_I8 to a VT_UI2.
*
* PARAMS
* llIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromI8(LONG64 llIn, USHORT* pusOut)
{
return _VarUI2FromI8(llIn, pusOut);
}
/************************************************************************
* VarUI2FromUI8 (OLEAUT32.379)
*
* Convert a VT_UI8 to a VT_UI2.
*
* PARAMS
* ullIn [I] Source
* pusOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI2FromUI8(ULONG64 ullIn, USHORT* pusOut)
{
return _VarUI2FromUI8(ullIn, pusOut);
}
/* I4
*/
/************************************************************************
* VarI4FromUI1 (OLEAUT32.58)
*
* Convert a VT_UI1 to a VT_I4.
*
* PARAMS
* bIn [I] Source
* piOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI4FromUI1(BYTE bIn, LONG *piOut)
{
return _VarI4FromUI1(bIn, piOut);
}
/************************************************************************
* VarI4FromI2 (OLEAUT32.59)
*
* Convert a VT_I2 to a VT_I4.
*
* PARAMS
* iIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI4FromI2(SHORT sIn, LONG *piOut)
{
return _VarI4FromI2(sIn, piOut);
}
/************************************************************************
* VarI4FromR4 (OLEAUT32.60)
*
* Convert a VT_R4 to a VT_I4.
*
* PARAMS
* fltIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI4FromR4(FLOAT fltIn, LONG *piOut)
{
return _VarI4FromR4(fltIn, piOut);
}
/************************************************************************
* VarI4FromR8 (OLEAUT32.61)
*
* Convert a VT_R8 to a VT_I4.
*
* PARAMS
* dblIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* See VarI8FromR8() for details concerning rounding.
*/
HRESULT WINAPI VarI4FromR8(double dblIn, LONG *piOut)
{
if (dblIn < (double)I4_MIN || dblIn > (double)I4_MAX)
return DISP_E_OVERFLOW;
OLEAUT32_DutchRound(LONG, dblIn, *piOut);
return S_OK;
}
/************************************************************************
* VarI4FromCy (OLEAUT32.62)
*
* Convert a VT_CY to a VT_I4.
*
* PARAMS
* cyIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI4FromCy(CY cyIn, LONG *piOut)
{
double d = cyIn.int64 / CY_MULTIPLIER_F;
return _VarI4FromR8(d, piOut);
}
/************************************************************************
* VarI4FromDate (OLEAUT32.63)
*
* Convert a VT_DATE to a VT_I4.
*
* PARAMS
* dateIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI4FromDate(DATE dateIn, LONG *piOut)
{
return _VarI4FromDate(dateIn, piOut);
}
/************************************************************************
* VarI4FromStr (OLEAUT32.64)
*
* Convert a VT_BSTR to a VT_I4.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if any parameter is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if strIn cannot be converted
*/
HRESULT WINAPI VarI4FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, LONG *piOut)
{
return _VarI4FromStr(strIn, lcid, dwFlags, piOut);
}
/************************************************************************
* VarI4FromDisp (OLEAUT32.65)
*
* Convert a VT_DISPATCH to a VT_I4.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI4FromDisp(IDispatch* pdispIn, LCID lcid, LONG *piOut)
{
return _VarI4FromDisp(pdispIn, lcid, piOut);
}
/************************************************************************
* VarI4FromBool (OLEAUT32.66)
*
* Convert a VT_BOOL to a VT_I4.
*
* PARAMS
* boolIn [I] Source
* piOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI4FromBool(VARIANT_BOOL boolIn, LONG *piOut)
{
return _VarI4FromBool(boolIn, piOut);
}
/************************************************************************
* VarI4FromI1 (OLEAUT32.209)
*
* Convert a VT_I4 to a VT_I4.
*
* PARAMS
* cIn [I] Source
* piOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI4FromI1(signed char cIn, LONG *piOut)
{
return _VarI4FromI1(cIn, piOut);
}
/************************************************************************
* VarI4FromUI2 (OLEAUT32.210)
*
* Convert a VT_UI2 to a VT_I4.
*
* PARAMS
* usIn [I] Source
* piOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI4FromUI2(USHORT usIn, LONG *piOut)
{
return _VarI4FromUI2(usIn, piOut);
}
/************************************************************************
* VarI4FromUI4 (OLEAUT32.211)
*
* Convert a VT_UI4 to a VT_I4.
*
* PARAMS
* ulIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI4FromUI4(ULONG ulIn, LONG *piOut)
{
return _VarI4FromUI4(ulIn, piOut);
}
/************************************************************************
* VarI4FromDec (OLEAUT32.212)
*
* Convert a VT_DECIMAL to a VT_I4.
*
* PARAMS
* pDecIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pdecIn is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI4FromDec(DECIMAL *pdecIn, LONG *piOut)
{
LONG64 i64;
HRESULT hRet;
hRet = _VarI8FromDec(pdecIn, &i64);
if (SUCCEEDED(hRet))
hRet = _VarI4FromI8(i64, piOut);
return hRet;
}
/************************************************************************
* VarI4FromI8 (OLEAUT32.348)
*
* Convert a VT_I8 to a VT_I4.
*
* PARAMS
* llIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI4FromI8(LONG64 llIn, LONG *piOut)
{
return _VarI4FromI8(llIn, piOut);
}
/************************************************************************
* VarI4FromUI8 (OLEAUT32.349)
*
* Convert a VT_UI8 to a VT_I4.
*
* PARAMS
* ullIn [I] Source
* piOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI4FromUI8(ULONG64 ullIn, LONG *piOut)
{
return _VarI4FromUI8(ullIn, piOut);
}
/* UI4
*/
/************************************************************************
* VarUI4FromUI1 (OLEAUT32.270)
*
* Convert a VT_UI1 to a VT_UI4.
*
* PARAMS
* bIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI4FromUI1(BYTE bIn, ULONG *pulOut)
{
return _VarUI4FromUI1(bIn, pulOut);
}
/************************************************************************
* VarUI4FromI2 (OLEAUT32.271)
*
* Convert a VT_I2 to a VT_UI4.
*
* PARAMS
* sIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromI2(SHORT sIn, ULONG *pulOut)
{
return _VarUI4FromI2(sIn, pulOut);
}
/************************************************************************
* VarUI4FromI4 (OLEAUT32.272)
*
* Convert a VT_I4 to a VT_UI4.
*
* PARAMS
* iIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromI4(LONG iIn, ULONG *pulOut)
{
return _VarUI4FromI4(iIn, pulOut);
}
/************************************************************************
* VarUI4FromR4 (OLEAUT32.273)
*
* Convert a VT_R4 to a VT_UI4.
*
* PARAMS
* fltIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromR4(FLOAT fltIn, ULONG *pulOut)
{
return _VarUI4FromR4(fltIn, pulOut);
}
/************************************************************************
* VarUI4FromR8 (OLEAUT32.274)
*
* Convert a VT_R8 to a VT_UI4.
*
* PARAMS
* dblIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* See VarI8FromR8() for details concerning rounding.
*/
HRESULT WINAPI VarUI4FromR8(double dblIn, ULONG *pulOut)
{
if (dblIn < -0.5 || dblIn > (double)UI4_MAX)
return DISP_E_OVERFLOW;
OLEAUT32_DutchRound(ULONG, dblIn, *pulOut);
return S_OK;
}
/************************************************************************
* VarUI4FromDate (OLEAUT32.275)
*
* Convert a VT_DATE to a VT_UI4.
*
* PARAMS
* dateIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromDate(DATE dateIn, ULONG *pulOut)
{
return _VarUI4FromDate(dateIn, pulOut);
}
/************************************************************************
* VarUI4FromCy (OLEAUT32.276)
*
* Convert a VT_CY to a VT_UI4.
*
* PARAMS
* cyIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromCy(CY cyIn, ULONG *pulOut)
{
double d = cyIn.int64 / CY_MULTIPLIER_F;
return _VarUI4FromR8(d, pulOut);
}
/************************************************************************
* VarUI4FromStr (OLEAUT32.277)
*
* Convert a VT_BSTR to a VT_UI4.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if any parameter is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if strIn cannot be converted
*/
HRESULT WINAPI VarUI4FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, ULONG *pulOut)
{
return _VarUI4FromStr(strIn, lcid, dwFlags, pulOut);
}
/************************************************************************
* VarUI4FromDisp (OLEAUT32.278)
*
* Convert a VT_DISPATCH to a VT_UI4.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI4FromDisp(IDispatch* pdispIn, LCID lcid, ULONG *pulOut)
{
return _VarUI4FromDisp(pdispIn, lcid, pulOut);
}
/************************************************************************
* VarUI4FromBool (OLEAUT32.279)
*
* Convert a VT_BOOL to a VT_UI4.
*
* PARAMS
* boolIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI4FromBool(VARIANT_BOOL boolIn, ULONG *pulOut)
{
return _VarUI4FromBool(boolIn, pulOut);
}
/************************************************************************
* VarUI4FromI1 (OLEAUT32.280)
*
* Convert a VT_I1 to a VT_UI4.
*
* PARAMS
* cIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromI1(signed char cIn, ULONG *pulOut)
{
return _VarUI4FromI1(cIn, pulOut);
}
/************************************************************************
* VarUI4FromUI2 (OLEAUT32.281)
*
* Convert a VT_UI2 to a VT_UI4.
*
* PARAMS
* usIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI4FromUI2(USHORT usIn, ULONG *pulOut)
{
return _VarUI4FromUI2(usIn, pulOut);
}
/************************************************************************
* VarUI4FromDec (OLEAUT32.282)
*
* Convert a VT_DECIMAL to a VT_UI4.
*
* PARAMS
* pDecIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pdecIn is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromDec(DECIMAL *pdecIn, ULONG *pulOut)
{
LONG64 i64;
HRESULT hRet;
hRet = _VarI8FromDec(pdecIn, &i64);
if (SUCCEEDED(hRet))
hRet = _VarUI4FromI8(i64, pulOut);
return hRet;
}
/************************************************************************
* VarUI4FromI8 (OLEAUT32.425)
*
* Convert a VT_I8 to a VT_UI4.
*
* PARAMS
* llIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromI8(LONG64 llIn, ULONG *pulOut)
{
return _VarUI4FromI8(llIn, pulOut);
}
/************************************************************************
* VarUI4FromUI8 (OLEAUT32.426)
*
* Convert a VT_UI8 to a VT_UI4.
*
* PARAMS
* ullIn [I] Source
* pulOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI4FromUI8(ULONG64 ullIn, ULONG *pulOut)
{
return _VarUI4FromUI8(ullIn, pulOut);
}
/* I8
*/
/************************************************************************
* VarI8FromUI1 (OLEAUT32.333)
*
* Convert a VT_UI1 to a VT_I8.
*
* PARAMS
* bIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI8FromUI1(BYTE bIn, LONG64* pi64Out)
{
return _VarI8FromUI1(bIn, pi64Out);
}
/************************************************************************
* VarI8FromI2 (OLEAUT32.334)
*
* Convert a VT_I2 to a VT_I8.
*
* PARAMS
* sIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI8FromI2(SHORT sIn, LONG64* pi64Out)
{
return _VarI8FromI2(sIn, pi64Out);
}
/************************************************************************
* VarI8FromR4 (OLEAUT32.335)
*
* Convert a VT_R4 to a VT_I8.
*
* PARAMS
* fltIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI8FromR4(FLOAT fltIn, LONG64* pi64Out)
{
return _VarI8FromR4(fltIn, pi64Out);
}
/************************************************************************
* VarI8FromR8 (OLEAUT32.336)
*
* Convert a VT_R8 to a VT_I8.
*
* PARAMS
* dblIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* Only values that fit into 63 bits are accepted. Due to rounding issues,
* very high or low values will not be accurately converted.
*
* Numbers are rounded using Dutch rounding, as follows:
*
*| Fractional Part Sign Direction Example
*| --------------- ---- --------- -------
*| < 0.5 + Down 0.4 -> 0.0
*| < 0.5 - Up -0.4 -> 0.0
*| > 0.5 + Up 0.6 -> 1.0
*| < 0.5 - Up -0.6 -> -1.0
*| = 0.5 + Up/Down Down if even, Up if odd
*| = 0.5 - Up/Down Up if even, Down if odd
*
* This system is often used in supermarkets.
*/
HRESULT WINAPI VarI8FromR8(double dblIn, LONG64* pi64Out)
{
if ( dblIn < -4611686018427387904.0 || dblIn >= 4611686018427387904.0)
return DISP_E_OVERFLOW;
OLEAUT32_DutchRound(LONG64, dblIn, *pi64Out);
return S_OK;
}
/************************************************************************
* VarI8FromCy (OLEAUT32.337)
*
* Convert a VT_CY to a VT_I8.
*
* PARAMS
* cyIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* S_OK.
*
* NOTES
* All negative numbers are rounded down by 1, including those that are
* evenly divisible by 10000 (this is a Win32 bug that Wine mimics).
* Positive numbers are rounded using Dutch rounding: See VarI8FromR8()
* for details.
*/
HRESULT WINAPI VarI8FromCy(CY cyIn, LONG64* pi64Out)
{
*pi64Out = cyIn.int64 / CY_MULTIPLIER;
if (cyIn.int64 < 0)
(*pi64Out)--; /* Mimic Win32 bug */
else
{
cyIn.int64 -= *pi64Out * CY_MULTIPLIER; /* cyIn.s.Lo now holds fractional remainder */
if (cyIn.s.Lo > CY_HALF || (cyIn.s.Lo == CY_HALF && (*pi64Out & 0x1)))
(*pi64Out)++;
}
return S_OK;
}
/************************************************************************
* VarI8FromDate (OLEAUT32.338)
*
* Convert a VT_DATE to a VT_I8.
*
* PARAMS
* dateIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI8FromDate(DATE dateIn, LONG64* pi64Out)
{
return _VarI8FromDate(dateIn, pi64Out);
}
/************************************************************************
* VarI8FromStr (OLEAUT32.339)
*
* Convert a VT_BSTR to a VT_I8.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pi64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI8FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, LONG64* pi64Out)
{
return _VarI8FromStr(strIn, lcid, dwFlags, pi64Out);
}
/************************************************************************
* VarI8FromDisp (OLEAUT32.340)
*
* Convert a VT_DISPATCH to a VT_I8.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pi64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarI8FromDisp(IDispatch* pdispIn, LCID lcid, LONG64* pi64Out)
{
return _VarI8FromDisp(pdispIn, lcid, pi64Out);
}
/************************************************************************
* VarI8FromBool (OLEAUT32.341)
*
* Convert a VT_BOOL to a VT_I8.
*
* PARAMS
* boolIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI8FromBool(VARIANT_BOOL boolIn, LONG64* pi64Out)
{
return _VarI8FromBool(boolIn, pi64Out);
}
/************************************************************************
* VarI8FromI1 (OLEAUT32.342)
*
* Convert a VT_I1 to a VT_I8.
*
* PARAMS
* cIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI8FromI1(signed char cIn, LONG64* pi64Out)
{
return _VarI8FromI1(cIn, pi64Out);
}
/************************************************************************
* VarI8FromUI2 (OLEAUT32.343)
*
* Convert a VT_UI2 to a VT_I8.
*
* PARAMS
* usIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI8FromUI2(USHORT usIn, LONG64* pi64Out)
{
return _VarI8FromUI2(usIn, pi64Out);
}
/************************************************************************
* VarI8FromUI4 (OLEAUT32.344)
*
* Convert a VT_UI4 to a VT_I8.
*
* PARAMS
* ulIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarI8FromUI4(ULONG ulIn, LONG64* pi64Out)
{
return _VarI8FromUI4(ulIn, pi64Out);
}
/************************************************************************
* VarI8FromDec (OLEAUT32.345)
*
* Convert a VT_DECIMAL to a VT_I8.
*
* PARAMS
* pDecIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI8FromDec(DECIMAL *pdecIn, LONG64* pi64Out)
{
if (!DEC_SCALE(pdecIn))
{
/* This decimal is just a 96 bit integer */
if (DEC_SIGN(pdecIn) & ~DECIMAL_NEG)
return E_INVALIDARG;
if (DEC_HI32(pdecIn) || DEC_MID32(pdecIn) & 0x80000000)
return DISP_E_OVERFLOW;
if (DEC_SIGN(pdecIn))
*pi64Out = -DEC_LO64(pdecIn);
else
*pi64Out = DEC_LO64(pdecIn);
return S_OK;
}
else
{
/* Decimal contains a floating point number */
HRESULT hRet;
double dbl;
hRet = _VarR8FromDec(pdecIn, &dbl);
if (SUCCEEDED(hRet))
hRet = VarI8FromR8(dbl, pi64Out);
return hRet;
}
}
/************************************************************************
* VarI8FromUI8 (OLEAUT32.427)
*
* Convert a VT_UI8 to a VT_I8.
*
* PARAMS
* ullIn [I] Source
* pi64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarI8FromUI8(ULONG64 ullIn, LONG64* pi64Out)
{
return _VarI8FromUI8(ullIn, pi64Out);
}
/* UI8
*/
/************************************************************************
* VarUI8FromI8 (OLEAUT32.428)
*
* Convert a VT_I8 to a VT_UI8.
*
* PARAMS
* ulIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI8FromI8(LONG64 llIn, ULONG64* pui64Out)
{
return _VarUI8FromI8(llIn, pui64Out);
}
/************************************************************************
* VarUI8FromUI1 (OLEAUT32.429)
*
* Convert a VT_UI1 to a VT_UI8.
*
* PARAMS
* bIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI8FromUI1(BYTE bIn, ULONG64* pui64Out)
{
return _VarUI8FromUI1(bIn, pui64Out);
}
/************************************************************************
* VarUI8FromI2 (OLEAUT32.430)
*
* Convert a VT_I2 to a VT_UI8.
*
* PARAMS
* sIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI8FromI2(SHORT sIn, ULONG64* pui64Out)
{
return _VarUI8FromI2(sIn, pui64Out);
}
/************************************************************************
* VarUI8FromR4 (OLEAUT32.431)
*
* Convert a VT_R4 to a VT_UI8.
*
* PARAMS
* fltIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI8FromR4(FLOAT fltIn, ULONG64* pui64Out)
{
return _VarUI8FromR4(fltIn, pui64Out);
}
/************************************************************************
* VarUI8FromR8 (OLEAUT32.432)
*
* Convert a VT_R8 to a VT_UI8.
*
* PARAMS
* dblIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* See VarI8FromR8() for details concerning rounding.
*/
HRESULT WINAPI VarUI8FromR8(double dblIn, ULONG64* pui64Out)
{
if (dblIn < -0.5 || dblIn > 1.844674407370955e19)
return DISP_E_OVERFLOW;
OLEAUT32_DutchRound(ULONG64, dblIn, *pui64Out);
return S_OK;
}
/************************************************************************
* VarUI8FromCy (OLEAUT32.433)
*
* Convert a VT_CY to a VT_UI8.
*
* PARAMS
* cyIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* Negative values >= -5000 will be converted to 0.
*/
HRESULT WINAPI VarUI8FromCy(CY cyIn, ULONG64* pui64Out)
{
if (cyIn.int64 < 0)
{
if (cyIn.int64 < -CY_HALF)
return DISP_E_OVERFLOW;
*pui64Out = 0;
}
else
{
*pui64Out = cyIn.int64 / CY_MULTIPLIER;
cyIn.int64 -= *pui64Out * CY_MULTIPLIER; /* cyIn.s.Lo now holds fractional remainder */
if (cyIn.s.Lo > CY_HALF || (cyIn.s.Lo == CY_HALF && (*pui64Out & 0x1)))
(*pui64Out)++;
}
return S_OK;
}
/************************************************************************
* VarUI8FromDate (OLEAUT32.434)
*
* Convert a VT_DATE to a VT_UI8.
*
* PARAMS
* dateIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI8FromDate(DATE dateIn, ULONG64* pui64Out)
{
return _VarUI8FromDate(dateIn, pui64Out);
}
/************************************************************************
* VarUI8FromStr (OLEAUT32.435)
*
* Convert a VT_BSTR to a VT_UI8.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI8FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, ULONG64* pui64Out)
{
return _VarUI8FromStr(strIn, lcid, dwFlags, pui64Out);
}
/************************************************************************
* VarUI8FromDisp (OLEAUT32.436)
*
* Convert a VT_DISPATCH to a VT_UI8.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarUI8FromDisp(IDispatch* pdispIn, LCID lcid, ULONG64* pui64Out)
{
return _VarUI8FromDisp(pdispIn, lcid, pui64Out);
}
/************************************************************************
* VarUI8FromBool (OLEAUT32.437)
*
* Convert a VT_BOOL to a VT_UI8.
*
* PARAMS
* boolIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI8FromBool(VARIANT_BOOL boolIn, ULONG64* pui64Out)
{
return _VarUI8FromBool(boolIn, pui64Out);
}
/************************************************************************
* VarUI8FromI1 (OLEAUT32.438)
*
* Convert a VT_I1 to a VT_UI8.
*
* PARAMS
* cIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarUI8FromI1(signed char cIn, ULONG64* pui64Out)
{
return _VarUI8FromI1(cIn, pui64Out);
}
/************************************************************************
* VarUI8FromUI2 (OLEAUT32.439)
*
* Convert a VT_UI2 to a VT_UI8.
*
* PARAMS
* usIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI8FromUI2(USHORT usIn, ULONG64* pui64Out)
{
return _VarUI8FromUI2(usIn, pui64Out);
}
/************************************************************************
* VarUI8FromUI4 (OLEAUT32.440)
*
* Convert a VT_UI4 to a VT_UI8.
*
* PARAMS
* ulIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarUI8FromUI4(ULONG ulIn, ULONG64* pui64Out)
{
return _VarUI8FromUI4(ulIn, pui64Out);
}
/************************************************************************
* VarUI8FromDec (OLEAUT32.441)
*
* Convert a VT_DECIMAL to a VT_UI8.
*
* PARAMS
* pDecIn [I] Source
* pui64Out [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
*
* NOTES
* Under native Win32, if the source value has a scale of 0, its sign is
* ignored, i.e. this function takes the absolute value rather than fail
* with DISP_E_OVERFLOW. This bug has been fixed in Wine's implementation
* (use VarAbs() on pDecIn first if you really want this behaviour).
*/
HRESULT WINAPI VarUI8FromDec(DECIMAL *pdecIn, ULONG64* pui64Out)
{
if (!DEC_SCALE(pdecIn))
{
/* This decimal is just a 96 bit integer */
if (DEC_SIGN(pdecIn) & ~DECIMAL_NEG)
return E_INVALIDARG;
if (DEC_HI32(pdecIn))
return DISP_E_OVERFLOW;
if (DEC_SIGN(pdecIn))
{
WARN("Sign would be ignored under Win32!\n");
return DISP_E_OVERFLOW;
}
*pui64Out = DEC_LO64(pdecIn);
return S_OK;
}
else
{
/* Decimal contains a floating point number */
HRESULT hRet;
double dbl;
hRet = _VarR8FromDec(pdecIn, &dbl);
if (SUCCEEDED(hRet))
hRet = VarUI8FromR8(dbl, pui64Out);
return hRet;
}
}
/* R4
*/
/************************************************************************
* VarR4FromUI1 (OLEAUT32.68)
*
* Convert a VT_UI1 to a VT_R4.
*
* PARAMS
* bIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR4FromUI1(BYTE bIn, float *pFltOut)
{
return _VarR4FromUI1(bIn, pFltOut);
}
/************************************************************************
* VarR4FromI2 (OLEAUT32.69)
*
* Convert a VT_I2 to a VT_R4.
*
* PARAMS
* sIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR4FromI2(SHORT sIn, float *pFltOut)
{
return _VarR4FromI2(sIn, pFltOut);
}
/************************************************************************
* VarR4FromI4 (OLEAUT32.70)
*
* Convert a VT_I4 to a VT_R4.
*
* PARAMS
* sIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR4FromI4(LONG lIn, float *pFltOut)
{
return _VarR4FromI4(lIn, pFltOut);
}
/************************************************************************
* VarR4FromR8 (OLEAUT32.71)
*
* Convert a VT_R8 to a VT_R4.
*
* PARAMS
* dblIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination.
*/
HRESULT WINAPI VarR4FromR8(double dblIn, float *pFltOut)
{
return _VarR4FromR8(dblIn, pFltOut);
}
/************************************************************************
* VarR4FromCy (OLEAUT32.72)
*
* Convert a VT_CY to a VT_R4.
*
* PARAMS
* cyIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR4FromCy(CY cyIn, float *pFltOut)
{
return _VarR4FromCy(cyIn, pFltOut);
}
/************************************************************************
* VarR4FromDate (OLEAUT32.73)
*
* Convert a VT_DATE to a VT_R4.
*
* PARAMS
* dateIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination.
*/
HRESULT WINAPI VarR4FromDate(DATE dateIn, float *pFltOut)
{
return _VarR4FromDate(dateIn, pFltOut);
}
/************************************************************************
* VarR4FromStr (OLEAUT32.74)
*
* Convert a VT_BSTR to a VT_R4.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pFltOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if strIn or pFltOut is invalid.
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR4FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, float *pFltOut)
{
return _VarR4FromStr(strIn, lcid, dwFlags, pFltOut);
}
/************************************************************************
* VarR4FromDisp (OLEAUT32.75)
*
* Convert a VT_DISPATCH to a VT_R4.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pFltOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR4FromDisp(IDispatch* pdispIn, LCID lcid, float *pFltOut)
{
return _VarR4FromDisp(pdispIn, lcid, pFltOut);
}
/************************************************************************
* VarR4FromBool (OLEAUT32.76)
*
* Convert a VT_BOOL to a VT_R4.
*
* PARAMS
* boolIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR4FromBool(VARIANT_BOOL boolIn, float *pFltOut)
{
return _VarR4FromBool(boolIn, pFltOut);
}
/************************************************************************
* VarR4FromI1 (OLEAUT32.213)
*
* Convert a VT_I1 to a VT_R4.
*
* PARAMS
* cIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR4FromI1(signed char cIn, float *pFltOut)
{
return _VarR4FromI1(cIn, pFltOut);
}
/************************************************************************
* VarR4FromUI2 (OLEAUT32.214)
*
* Convert a VT_UI2 to a VT_R4.
*
* PARAMS
* usIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR4FromUI2(USHORT usIn, float *pFltOut)
{
return _VarR4FromUI2(usIn, pFltOut);
}
/************************************************************************
* VarR4FromUI4 (OLEAUT32.215)
*
* Convert a VT_UI4 to a VT_R4.
*
* PARAMS
* ulIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR4FromUI4(ULONG ulIn, float *pFltOut)
{
return _VarR4FromUI4(ulIn, pFltOut);
}
/************************************************************************
* VarR4FromDec (OLEAUT32.216)
*
* Convert a VT_DECIMAL to a VT_R4.
*
* PARAMS
* pDecIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid.
*/
HRESULT WINAPI VarR4FromDec(DECIMAL* pDecIn, float *pFltOut)
{
BYTE scale = DEC_SCALE(pDecIn);
int divisor = 1;
double highPart;
if (scale > DEC_MAX_SCALE || DEC_SIGN(pDecIn) & ~DECIMAL_NEG)
return E_INVALIDARG;
while (scale--)
divisor *= 10;
if (DEC_SIGN(pDecIn))
divisor = -divisor;
if (DEC_HI32(pDecIn))
{
highPart = (double)DEC_HI32(pDecIn) / (double)divisor;
highPart *= 1.0e64;
}
else
highPart = 0.0;
*pFltOut = (double)DEC_LO64(pDecIn) / (double)divisor + highPart;
return S_OK;
}
/************************************************************************
* VarR4FromI8 (OLEAUT32.360)
*
* Convert a VT_I8 to a VT_R4.
*
* PARAMS
* ullIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR4FromI8(LONG64 llIn, float *pFltOut)
{
return _VarR4FromI8(llIn, pFltOut);
}
/************************************************************************
* VarR4FromUI8 (OLEAUT32.361)
*
* Convert a VT_UI8 to a VT_R4.
*
* PARAMS
* ullIn [I] Source
* pFltOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR4FromUI8(ULONG64 ullIn, float *pFltOut)
{
return _VarR4FromUI8(ullIn, pFltOut);
}
/************************************************************************
* VarR4CmpR8 (OLEAUT32.316)
*
* Compare a VT_R4 to a VT_R8.
*
* PARAMS
* fltLeft [I] Source
* dblRight [I] Value to compare
*
* RETURNS
* VARCMP_LT, VARCMP_EQ or VARCMP_GT indicating that fltLeft is less than,
* equal to or greater than dblRight respectively.
*/
HRESULT WINAPI VarR4CmpR8(float fltLeft, double dblRight)
{
if (fltLeft < dblRight)
return VARCMP_LT;
else if (fltLeft > dblRight)
return VARCMP_GT;
return VARCMP_EQ;
}
/* R8
*/
/************************************************************************
* VarR8FromUI1 (OLEAUT32.78)
*
* Convert a VT_UI1 to a VT_R8.
*
* PARAMS
* bIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromUI1(BYTE bIn, double *pDblOut)
{
return _VarR8FromUI1(bIn, pDblOut);
}
/************************************************************************
* VarR8FromI2 (OLEAUT32.79)
*
* Convert a VT_I2 to a VT_R8.
*
* PARAMS
* sIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromI2(SHORT sIn, double *pDblOut)
{
return _VarR8FromI2(sIn, pDblOut);
}
/************************************************************************
* VarR8FromI4 (OLEAUT32.80)
*
* Convert a VT_I4 to a VT_R8.
*
* PARAMS
* sIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromI4(LONG lIn, double *pDblOut)
{
return _VarR8FromI4(lIn, pDblOut);
}
/************************************************************************
* VarR8FromR4 (OLEAUT32.81)
*
* Convert a VT_R4 to a VT_R8.
*
* PARAMS
* fltIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromR4(FLOAT fltIn, double *pDblOut)
{
return _VarR8FromR4(fltIn, pDblOut);
}
/************************************************************************
* VarR8FromCy (OLEAUT32.82)
*
* Convert a VT_CY to a VT_R8.
*
* PARAMS
* cyIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromCy(CY cyIn, double *pDblOut)
{
return _VarR8FromCy(cyIn, pDblOut);
}
/************************************************************************
* VarR8FromDate (OLEAUT32.83)
*
* Convert a VT_DATE to a VT_R8.
*
* PARAMS
* dateIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromDate(DATE dateIn, double *pDblOut)
{
return _VarR8FromDate(dateIn, pDblOut);
}
/************************************************************************
* VarR8FromStr (OLEAUT32.84)
*
* Convert a VT_BSTR to a VT_R8.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pDblOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if strIn or pDblOut is invalid.
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR8FromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, double *pDblOut)
{
return _VarR8FromStr(strIn, lcid, dwFlags, pDblOut);
}
/************************************************************************
* VarR8FromDisp (OLEAUT32.85)
*
* Convert a VT_DISPATCH to a VT_R8.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pDblOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR8FromDisp(IDispatch* pdispIn, LCID lcid, double *pDblOut)
{
return _VarR8FromDisp(pdispIn, lcid, pDblOut);
}
/************************************************************************
* VarR8FromBool (OLEAUT32.86)
*
* Convert a VT_BOOL to a VT_R8.
*
* PARAMS
* boolIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromBool(VARIANT_BOOL boolIn, double *pDblOut)
{
return _VarR8FromBool(boolIn, pDblOut);
}
/************************************************************************
* VarR8FromI1 (OLEAUT32.217)
*
* Convert a VT_I1 to a VT_R8.
*
* PARAMS
* cIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR8FromI1(signed char cIn, double *pDblOut)
{
return _VarR8FromI1(cIn, pDblOut);
}
/************************************************************************
* VarR8FromUI2 (OLEAUT32.218)
*
* Convert a VT_UI2 to a VT_R8.
*
* PARAMS
* usIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR8FromUI2(USHORT usIn, double *pDblOut)
{
return _VarR8FromUI2(usIn, pDblOut);
}
/************************************************************************
* VarR8FromUI4 (OLEAUT32.219)
*
* Convert a VT_UI4 to a VT_R8.
*
* PARAMS
* ulIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarR8FromUI4(ULONG ulIn, double *pDblOut)
{
return _VarR8FromUI4(ulIn, pDblOut);
}
/************************************************************************
* VarR8FromDec (OLEAUT32.220)
*
* Convert a VT_DECIMAL to a VT_R8.
*
* PARAMS
* pDecIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid.
*/
HRESULT WINAPI VarR8FromDec(DECIMAL* pDecIn, double *pDblOut)
{
BYTE scale = DEC_SCALE(pDecIn);
double divisor = 1.0, highPart;
if (scale > DEC_MAX_SCALE || DEC_SIGN(pDecIn) & ~DECIMAL_NEG)
return E_INVALIDARG;
while (scale--)
divisor *= 10;
if (DEC_SIGN(pDecIn))
divisor = -divisor;
if (DEC_HI32(pDecIn))
{
highPart = (double)DEC_HI32(pDecIn) / divisor;
highPart *= 1.0e64;
}
else
highPart = 0.0;
*pDblOut = (double)DEC_LO64(pDecIn) / divisor + highPart;
return S_OK;
}
/************************************************************************
* VarR8FromI8 (OLEAUT32.362)
*
* Convert a VT_I8 to a VT_R8.
*
* PARAMS
* ullIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromI8(LONG64 llIn, double *pDblOut)
{
return _VarR8FromI8(llIn, pDblOut);
}
/************************************************************************
* VarR8FromUI8 (OLEAUT32.363)
*
* Convert a VT_UI8 to a VT_R8.
*
* PARAMS
* ullIn [I] Source
* pDblOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarR8FromUI8(ULONG64 ullIn, double *pDblOut)
{
return _VarR8FromUI8(ullIn, pDblOut);
}
/************************************************************************
* VarR8Pow (OLEAUT32.315)
*
* Raise a VT_R8 to a power.
*
* PARAMS
* dblLeft [I] Source
* dblPow [I] Power to raise dblLeft by
* pDblOut [O] Destination
*
* RETURNS
* S_OK. pDblOut contains dblLeft to the power of dblRight.
*/
HRESULT WINAPI VarR8Pow(double dblLeft, double dblPow, double *pDblOut)
{
*pDblOut = pow(dblLeft, dblPow);
return S_OK;
}
/************************************************************************
* VarR8Round (OLEAUT32.317)
*
* Round a VT_R8 to a given number of decimal points.
*
* PARAMS
* dblIn [I] Source
* nDig [I] Number of decimal points to round to
* pDblOut [O] Destination for rounded number
*
* RETURNS
* Success: S_OK. pDblOut is rounded to nDig digits.
* Failure: E_INVALIDARG, if cDecimals is less than 0.
*
* NOTES
* The native version of this function rounds using the internal
* binary representation of the number. Wine uses the dutch rounding
* convention, so therefore small differences can occur in the value returned.
* MSDN says that you should use your own rounding function if you want
* rounding to be predictable in your application.
*/
HRESULT WINAPI VarR8Round(double dblIn, int nDig, double *pDblOut)
{
double scale, whole, fract;
if (nDig < 0)
return E_INVALIDARG;
scale = pow(10.0, nDig);
dblIn *= scale;
whole = dblIn < 0 ? ceil(dblIn) : floor(dblIn);
fract = dblIn - whole;
if (fract > 0.5)
dblIn = whole + 1.0;
else if (fract == 0.5)
dblIn = whole + fmod(whole, 2.0);
else if (fract >= 0.0)
dblIn = whole;
else if (fract == -0.5)
dblIn = whole - fmod(whole, 2.0);
else if (fract > -0.5)
dblIn = whole;
else
dblIn = whole - 1.0;
*pDblOut = dblIn / scale;
return S_OK;
}
/* CY
*/
/* Powers of 10 from 0..4 D.P. */
static const int CY_Divisors[5] = { CY_MULTIPLIER/10000, CY_MULTIPLIER/1000,
CY_MULTIPLIER/100, CY_MULTIPLIER/10, CY_MULTIPLIER };
/************************************************************************
* VarCyFromUI1 (OLEAUT32.98)
*
* Convert a VT_UI1 to a VT_CY.
*
* PARAMS
* bIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromUI1(BYTE bIn, CY* pCyOut)
{
return _VarCyFromUI1(bIn, pCyOut);
}
/************************************************************************
* VarCyFromI2 (OLEAUT32.99)
*
* Convert a VT_I2 to a VT_CY.
*
* PARAMS
* sIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromI2(SHORT sIn, CY* pCyOut)
{
return _VarCyFromI2(sIn, pCyOut);
}
/************************************************************************
* VarCyFromI4 (OLEAUT32.100)
*
* Convert a VT_I4 to a VT_CY.
*
* PARAMS
* sIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromI4(LONG lIn, CY* pCyOut)
{
return _VarCyFromI4(lIn, pCyOut);
}
/************************************************************************
* VarCyFromR4 (OLEAUT32.101)
*
* Convert a VT_R4 to a VT_CY.
*
* PARAMS
* fltIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromR4(FLOAT fltIn, CY* pCyOut)
{
return _VarCyFromR4(fltIn, pCyOut);
}
/************************************************************************
* VarCyFromR8 (OLEAUT32.102)
*
* Convert a VT_R8 to a VT_CY.
*
* PARAMS
* dblIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromR8(double dblIn, CY* pCyOut)
{
#if defined(__GNUC__) && defined(__i386__)
/* This code gives identical results to Win32 on Intel.
* Here we use fp exceptions to catch overflows when storing the value.
*/
static const unsigned short r8_fpcontrol = 0x137f;
static const double r8_multiplier = CY_MULTIPLIER_F;
unsigned short old_fpcontrol, result_fpstatus;
/* Clear exceptions, save the old fp state and load the new state */
__asm__ __volatile__( "fnclex" );
__asm__ __volatile__( "fstcw %0" : "=m" (old_fpcontrol) : );
__asm__ __volatile__( "fldcw %0" : : "m" (r8_fpcontrol) );
/* Perform the conversion. */
__asm__ __volatile__( "fldl %0" : : "m" (dblIn) );
__asm__ __volatile__( "fmull %0" : : "m" (r8_multiplier) );
__asm__ __volatile__( "fistpll %0" : : "m" (*pCyOut) );
/* Save the resulting fp state, load the old state and clear exceptions */
__asm__ __volatile__( "fstsw %0" : "=m" (result_fpstatus) : );
__asm__ __volatile__( "fnclex" );
__asm__ __volatile__( "fldcw %0" : : "m" (old_fpcontrol) );
if (result_fpstatus & 0x9) /* Overflow | Invalid */
return DISP_E_OVERFLOW;
return S_OK;
#else
/* This version produces slightly different results for boundary cases */
if (dblIn < -922337203685477.5807 || dblIn >= 922337203685477.5807)
return DISP_E_OVERFLOW;
dblIn *= CY_MULTIPLIER_F;
OLEAUT32_DutchRound(LONG64, dblIn, pCyOut->int64);
#endif
return S_OK;
}
/************************************************************************
* VarCyFromDate (OLEAUT32.103)
*
* Convert a VT_DATE to a VT_CY.
*
* PARAMS
* dateIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromDate(DATE dateIn, CY* pCyOut)
{
return _VarCyFromDate(dateIn, pCyOut);
}
/************************************************************************
* VarCyFromStr (OLEAUT32.104)
*
* Convert a VT_BSTR to a VT_CY.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, CY* pCyOut)
{
return _VarCyFromStr(strIn, lcid, dwFlags, pCyOut);
}
/************************************************************************
* VarCyFromDisp (OLEAUT32.105)
*
* Convert a VT_DISPATCH to a VT_CY.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromDisp(IDispatch* pdispIn, LCID lcid, CY* pCyOut)
{
return _VarCyFromDisp(pdispIn, lcid, pCyOut);
}
/************************************************************************
* VarCyFromBool (OLEAUT32.106)
*
* Convert a VT_BOOL to a VT_CY.
*
* PARAMS
* boolIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*
* NOTES
* While the sign of the boolean is stored in the currency, the value is
* converted to either 0 or 1.
*/
HRESULT WINAPI VarCyFromBool(VARIANT_BOOL boolIn, CY* pCyOut)
{
return _VarCyFromBool(boolIn, pCyOut);
}
/************************************************************************
* VarCyFromI1 (OLEAUT32.225)
*
* Convert a VT_I1 to a VT_CY.
*
* PARAMS
* cIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromI1(signed char cIn, CY* pCyOut)
{
return _VarCyFromI1(cIn, pCyOut);
}
/************************************************************************
* VarCyFromUI2 (OLEAUT32.226)
*
* Convert a VT_UI2 to a VT_CY.
*
* PARAMS
* usIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromUI2(USHORT usIn, CY* pCyOut)
{
return _VarCyFromUI2(usIn, pCyOut);
}
/************************************************************************
* VarCyFromUI4 (OLEAUT32.227)
*
* Convert a VT_UI4 to a VT_CY.
*
* PARAMS
* ulIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromUI4(ULONG ulIn, CY* pCyOut)
{
return _VarCyFromUI4(ulIn, pCyOut);
}
/************************************************************************
* VarCyFromDec (OLEAUT32.228)
*
* Convert a VT_DECIMAL to a VT_CY.
*
* PARAMS
* pdecIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromDec(DECIMAL* pdecIn, CY* pCyOut)
{
DECIMAL rounded;
HRESULT hRet;
hRet = VarDecRound(pdecIn, 4, &rounded);
if (SUCCEEDED(hRet))
{
double d;
if (DEC_HI32(&rounded))
return DISP_E_OVERFLOW;
/* Note: Without the casts this promotes to int64 which loses precision */
d = (double)DEC_LO64(&rounded) / (double)CY_Divisors[DEC_SCALE(&rounded)];
if (DEC_SIGN(&rounded))
d = -d;
return _VarCyFromR8(d, pCyOut);
}
return hRet;
}
/************************************************************************
* VarCyFromI8 (OLEAUT32.366)
*
* Convert a VT_I8 to a VT_CY.
*
* PARAMS
* ullIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromI8(LONG64 llIn, CY* pCyOut)
{
return _VarCyFromI8(llIn, pCyOut);
}
/************************************************************************
* VarCyFromUI8 (OLEAUT32.375)
*
* Convert a VT_UI8 to a VT_CY.
*
* PARAMS
* ullIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarCyFromUI8(ULONG64 ullIn, CY* pCyOut)
{
return _VarCyFromUI8(ullIn, pCyOut);
}
/************************************************************************
* VarCyAdd (OLEAUT32.299)
*
* Add one CY to another.
*
* PARAMS
* cyLeft [I] Source
* cyRight [I] Value to add
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCyAdd(const CY cyLeft, const CY cyRight, CY* pCyOut)
{
double l,r;
_VarR8FromCy(cyLeft, &l);
_VarR8FromCy(cyRight, &r);
l = l + r;
return _VarCyFromR8(l, pCyOut);
}
/************************************************************************
* VarCyMul (OLEAUT32.303)
*
* Multiply one CY by another.
*
* PARAMS
* cyLeft [I] Source
* cyRight [I] Value to multiply by
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCyMul(const CY cyLeft, const CY cyRight, CY* pCyOut)
{
double l,r;
_VarR8FromCy(cyLeft, &l);
_VarR8FromCy(cyRight, &r);
l = l * r;
return _VarCyFromR8(l, pCyOut);
}
/************************************************************************
* VarCyMulI4 (OLEAUT32.304)
*
* Multiply one CY by a VT_I4.
*
* PARAMS
* cyLeft [I] Source
* lRight [I] Value to multiply by
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCyMulI4(const CY cyLeft, LONG lRight, CY* pCyOut)
{
double d;
_VarR8FromCy(cyLeft, &d);
d = d * lRight;
return _VarCyFromR8(d, pCyOut);
}
/************************************************************************
* VarCySub (OLEAUT32.305)
*
* Subtract one CY from another.
*
* PARAMS
* cyLeft [I] Source
* cyRight [I] Value to subtract
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCySub(const CY cyLeft, const CY cyRight, CY* pCyOut)
{
double l,r;
_VarR8FromCy(cyLeft, &l);
_VarR8FromCy(cyRight, &r);
l = l - r;
return _VarCyFromR8(l, pCyOut);
}
/************************************************************************
* VarCyAbs (OLEAUT32.306)
*
* Convert a VT_CY into its absolute value.
*
* PARAMS
* cyIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK. pCyOut contains the absolute value.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCyAbs(const CY cyIn, CY* pCyOut)
{
if (cyIn.s.Hi == (int)0x80000000 && !cyIn.s.Lo)
return DISP_E_OVERFLOW;
pCyOut->int64 = cyIn.int64 < 0 ? -cyIn.int64 : cyIn.int64;
return S_OK;
}
/************************************************************************
* VarCyFix (OLEAUT32.307)
*
* Return the integer part of a VT_CY.
*
* PARAMS
* cyIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCyFix(const CY cyIn, CY* pCyOut)
{
pCyOut->int64 = cyIn.int64 / CY_MULTIPLIER;
pCyOut->int64 *= CY_MULTIPLIER;
return S_OK;
}
/************************************************************************
* VarCyInt (OLEAUT32.308)
*
* Return the integer part of a VT_CY.
*
* PARAMS
* cyIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCyInt(const CY cyIn, CY* pCyOut)
{
double d;
_VarR8FromCy(cyIn, &d);
d = floor(d) * CY_MULTIPLIER_F;
OLEAUT32_DutchRound(LONGLONG, d, pCyOut->int64);
return S_OK;
}
/************************************************************************
* VarCyNeg (OLEAUT32.309)
*
* Change the sign of a VT_CY.
*
* PARAMS
* cyIn [I] Source
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCyNeg(const CY cyIn, CY* pCyOut)
{
if (cyIn.s.Hi == (int)0x80000000 && !cyIn.s.Lo)
return DISP_E_OVERFLOW;
pCyOut->int64 = -cyIn.int64;
return S_OK;
}
/************************************************************************
* VarCyRound (OLEAUT32.310)
*
* Change the precision of a VT_CY.
*
* PARAMS
* cyIn [I] Source
* cDecimals [I] New number of decimals to keep
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if cDecimals is less than 0.
*/
HRESULT WINAPI VarCyRound(const CY cyIn, int cDecimals, CY* pCyOut)
{
if (cDecimals < 0)
return E_INVALIDARG;
if (cDecimals > 3)
{
/* Rounding to more precision than we have */
*pCyOut = cyIn;
return S_OK;
}
else
{
double d, div = CY_Divisors[cDecimals];
_VarR8FromCy(cyIn, &d);
d = d * div;
OLEAUT32_DutchRound(LONGLONG, d, pCyOut->int64)
d = (double)pCyOut->int64 / div * CY_MULTIPLIER_F;
OLEAUT32_DutchRound(LONGLONG, d, pCyOut->int64)
return S_OK;
}
}
/************************************************************************
* VarCyCmp (OLEAUT32.311)
*
* Compare two VT_CY values.
*
* PARAMS
* cyLeft [I] Source
* cyRight [I] Value to compare
*
* RETURNS
* Success: VARCMP_LT, VARCMP_EQ or VARCMP_GT indicating that the value to
* compare is less, equal or greater than source respectively.
* Failure: DISP_E_OVERFLOW, if overflow occurs during the comparason
*/
HRESULT WINAPI VarCyCmp(const CY cyLeft, const CY cyRight)
{
HRESULT hRet;
CY result;
/* Subtract right from left, and compare the result to 0 */
hRet = VarCySub(cyLeft, cyRight, &result);
if (SUCCEEDED(hRet))
{
if (result.int64 < 0)
hRet = (HRESULT)VARCMP_LT;
else if (result.int64 > 0)
hRet = (HRESULT)VARCMP_GT;
else
hRet = (HRESULT)VARCMP_EQ;
}
return hRet;
}
/************************************************************************
* VarCyCmpR8 (OLEAUT32.312)
*
* Compare a VT_CY to a double
*
* PARAMS
* cyLeft [I] Currency Source
* dblRight [I] double to compare to cyLeft
*
* RETURNS
* Success: VARCMP_LT, VARCMP_EQ or VARCMP_GT indicating that dblRight is
* less than, equal to or greater than cyLeft respectively.
* Failure: DISP_E_OVERFLOW, if overflow occurs during the comparason
*/
HRESULT WINAPI VarCyCmpR8(const CY cyLeft, double dblRight)
{
HRESULT hRet;
CY cyRight;
hRet = _VarCyFromR8(dblRight, &cyRight);
if (SUCCEEDED(hRet))
hRet = VarCyCmp(cyLeft, cyRight);
return hRet;
}
/************************************************************************
* VarCyMulI8 (OLEAUT32.329)
*
* Multiply a VT_CY by a VT_I8.
*
* PARAMS
* cyLeft [I] Source
* llRight [I] Value to multiply by
* pCyOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarCyMulI8(const CY cyLeft, LONG64 llRight, CY* pCyOut)
{
double d;
_VarR8FromCy(cyLeft, &d);
d = d * (double)llRight;
return _VarCyFromR8(d, pCyOut);
}
/* DECIMAL
*/
/************************************************************************
* VarDecFromUI1 (OLEAUT32.190)
*
* Convert a VT_UI1 to a DECIMAL.
*
* PARAMS
* bIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromUI1(BYTE bIn, DECIMAL* pDecOut)
{
return _VarDecFromUI1(bIn, pDecOut);
}
/************************************************************************
* VarDecFromI2 (OLEAUT32.191)
*
* Convert a VT_I2 to a DECIMAL.
*
* PARAMS
* sIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromI2(SHORT sIn, DECIMAL* pDecOut)
{
return _VarDecFromI2(sIn, pDecOut);
}
/************************************************************************
* VarDecFromI4 (OLEAUT32.192)
*
* Convert a VT_I4 to a DECIMAL.
*
* PARAMS
* sIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromI4(LONG lIn, DECIMAL* pDecOut)
{
DEC_HI32(pDecOut) = 0;
DEC_MID32(pDecOut) = 0;
if (lIn < 0)
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_NEG,0);
DEC_LO32(pDecOut) = -lIn;
}
else
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_POS,0);
DEC_LO32(pDecOut) = lIn;
}
return S_OK;
}
/************************************************************************
* VarDecFromR4 (OLEAUT32.193)
*
* Convert a VT_R4 to a DECIMAL.
*
* PARAMS
* fltIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromR4(FLOAT fltIn, DECIMAL* pDecOut)
{
WCHAR buff[256];
sprintfW( buff, szFloatFormatW, fltIn );
return _VarDecFromStr(buff, LOCALE_SYSTEM_DEFAULT, 0, pDecOut);
}
/************************************************************************
* VarDecFromR8 (OLEAUT32.194)
*
* Convert a VT_R8 to a DECIMAL.
*
* PARAMS
* dblIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromR8(double dblIn, DECIMAL* pDecOut)
{
WCHAR buff[256];
sprintfW( buff, szDoubleFormatW, dblIn );
return _VarDecFromStr(buff, LOCALE_USER_DEFAULT, 0, pDecOut);
}
/************************************************************************
* VarDecFromDate (OLEAUT32.195)
*
* Convert a VT_DATE to a DECIMAL.
*
* PARAMS
* dateIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromDate(DATE dateIn, DECIMAL* pDecOut)
{
return _VarDecFromDate(dateIn, pDecOut);
}
/************************************************************************
* VarDecFromCy (OLEAUT32.196)
*
* Convert a VT_CY to a DECIMAL.
*
* PARAMS
* cyIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromCy(CY cyIn, DECIMAL* pDecOut)
{
DEC_HI32(pDecOut) = 0;
/* Note: This assumes 2s complement integer representation */
if (cyIn.s.Hi & 0x80000000)
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_NEG,4);
DEC_LO64(pDecOut) = -cyIn.int64;
}
else
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_POS,4);
DEC_MID32(pDecOut) = cyIn.s.Hi;
DEC_LO32(pDecOut) = cyIn.s.Lo;
}
return S_OK;
}
/************************************************************************
* VarDecFromStr (OLEAUT32.197)
*
* Convert a VT_BSTR to a DECIMAL.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pDecOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDecFromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, DECIMAL* pDecOut)
{
return _VarDecFromStr(strIn, lcid, dwFlags, pDecOut);
}
/************************************************************************
* VarDecFromDisp (OLEAUT32.198)
*
* Convert a VT_DISPATCH to a DECIMAL.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pDecOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarDecFromDisp(IDispatch* pdispIn, LCID lcid, DECIMAL* pDecOut)
{
return _VarDecFromDisp(pdispIn, lcid, pDecOut);
}
/************************************************************************
* VarDecFromBool (OLEAUT32.199)
*
* Convert a VT_BOOL to a DECIMAL.
*
* PARAMS
* bIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*
* NOTES
* The value is converted to either 0 (if bIn is FALSE) or -1 (TRUE).
*/
HRESULT WINAPI VarDecFromBool(VARIANT_BOOL bIn, DECIMAL* pDecOut)
{
DEC_HI32(pDecOut) = 0;
DEC_MID32(pDecOut) = 0;
if (bIn)
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_NEG,0);
DEC_LO32(pDecOut) = 1;
}
else
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_POS,0);
DEC_LO32(pDecOut) = 0;
}
return S_OK;
}
/************************************************************************
* VarDecFromI1 (OLEAUT32.241)
*
* Convert a VT_I1 to a DECIMAL.
*
* PARAMS
* cIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromI1(signed char cIn, DECIMAL* pDecOut)
{
return _VarDecFromI1(cIn, pDecOut);
}
/************************************************************************
* VarDecFromUI2 (OLEAUT32.242)
*
* Convert a VT_UI2 to a DECIMAL.
*
* PARAMS
* usIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromUI2(USHORT usIn, DECIMAL* pDecOut)
{
return _VarDecFromUI2(usIn, pDecOut);
}
/************************************************************************
* VarDecFromUI4 (OLEAUT32.243)
*
* Convert a VT_UI4 to a DECIMAL.
*
* PARAMS
* ulIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromUI4(ULONG ulIn, DECIMAL* pDecOut)
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_POS,0);
DEC_HI32(pDecOut) = 0;
DEC_MID32(pDecOut) = 0;
DEC_LO32(pDecOut) = ulIn;
return S_OK;
}
/************************************************************************
* VarDecFromI8 (OLEAUT32.374)
*
* Convert a VT_I8 to a DECIMAL.
*
* PARAMS
* llIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromI8(LONG64 llIn, DECIMAL* pDecOut)
{
PULARGE_INTEGER pLi = (PULARGE_INTEGER)&llIn;
DEC_HI32(pDecOut) = 0;
/* Note: This assumes 2s complement integer representation */
if (pLi->s.HighPart & 0x80000000)
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_NEG,0);
DEC_LO64(pDecOut) = -pLi->QuadPart;
}
else
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_POS,0);
DEC_MID32(pDecOut) = pLi->s.HighPart;
DEC_LO32(pDecOut) = pLi->s.LowPart;
}
return S_OK;
}
/************************************************************************
* VarDecFromUI8 (OLEAUT32.375)
*
* Convert a VT_UI8 to a DECIMAL.
*
* PARAMS
* ullIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDecFromUI8(ULONG64 ullIn, DECIMAL* pDecOut)
{
DEC_SIGNSCALE(pDecOut) = SIGNSCALE(DECIMAL_POS,0);
DEC_HI32(pDecOut) = 0;
DEC_LO64(pDecOut) = ullIn;
return S_OK;
}
/* Make two DECIMALS the same scale; used by math functions below */
static HRESULT VARIANT_DecScale(const DECIMAL** ppDecLeft,
const DECIMAL** ppDecRight,
DECIMAL* pDecOut)
{
static DECIMAL scaleFactor;
DECIMAL decTemp;
int scaleAmount, i;
HRESULT hRet = S_OK;
if (DEC_SIGN(*ppDecLeft) & ~DECIMAL_NEG || DEC_SIGN(*ppDecRight) & ~DECIMAL_NEG)
return E_INVALIDARG;
DEC_LO32(&scaleFactor) = 10;
i = scaleAmount = DEC_SCALE(*ppDecLeft) - DEC_SCALE(*ppDecRight);
if (!scaleAmount)
return S_OK; /* Same scale */
if (scaleAmount > 0)
{
decTemp = *(*ppDecRight); /* Left is bigger - scale the right hand side */
*ppDecRight = pDecOut;
}
else
{
decTemp = *(*ppDecLeft); /* Right is bigger - scale the left hand side */
*ppDecLeft = pDecOut;
i = scaleAmount = -scaleAmount;
}
if (DEC_SCALE(&decTemp) + scaleAmount > DEC_MAX_SCALE)
return DISP_E_OVERFLOW; /* Can't scale up */
/* Multiply up the value to be scaled by the correct amount */
while (SUCCEEDED(hRet) && i--)
{
/* Note we are multiplying by a value with a scale of 0, so we dont recurse */
hRet = VarDecMul(&decTemp, &scaleFactor, pDecOut);
decTemp = *pDecOut;
}
DEC_SCALE(pDecOut) += scaleAmount; /* Set the new scale */
return hRet;
}
/* Add two unsigned 32 bit values with overflow */
static ULONG VARIANT_Add(ULONG ulLeft, ULONG ulRight, ULONG* pulHigh)
{
ULARGE_INTEGER ul64;
ul64.QuadPart = (ULONG64)ulLeft + (ULONG64)ulRight + (ULONG64)*pulHigh;
*pulHigh = ul64.s.HighPart;
return ul64.s.LowPart;
}
/* Subtract two unsigned 32 bit values with underflow */
static ULONG VARIANT_Sub(ULONG ulLeft, ULONG ulRight, ULONG* pulHigh)
{
int invert = 0;
ULARGE_INTEGER ul64;
ul64.QuadPart = (LONG64)ulLeft - (ULONG64)ulRight;
if (ulLeft < ulRight)
invert = 1;
if (ul64.QuadPart > (ULONG64)*pulHigh)
ul64.QuadPart -= (ULONG64)*pulHigh;
else
{
ul64.QuadPart -= (ULONG64)*pulHigh;
invert = 1;
}
if (invert)
ul64.s.HighPart = -ul64.s.HighPart ;
*pulHigh = ul64.s.HighPart;
return ul64.s.LowPart;
}
/* Multiply two unsigned 32 bit values with overflow */
static ULONG VARIANT_Mul(ULONG ulLeft, ULONG ulRight, ULONG* pulHigh)
{
ULARGE_INTEGER ul64;
ul64.QuadPart = (ULONG64)ulLeft * (ULONG64)ulRight + (ULONG64)*pulHigh;
*pulHigh = ul64.s.HighPart;
return ul64.s.LowPart;
}
/* Compare two decimals that have the same scale */
static inline int VARIANT_DecCmp(const DECIMAL *pDecLeft, const DECIMAL *pDecRight)
{
if ( DEC_HI32(pDecLeft) < DEC_HI32(pDecRight) ||
(DEC_HI32(pDecLeft) <= DEC_HI32(pDecRight) && DEC_LO64(pDecLeft) < DEC_LO64(pDecRight)))
return -1;
else if (DEC_HI32(pDecLeft) == DEC_HI32(pDecRight) && DEC_LO64(pDecLeft) == DEC_LO64(pDecRight))
return 0;
return 1;
}
/************************************************************************
* VarDecAdd (OLEAUT32.177)
*
* Add one DECIMAL to another.
*
* PARAMS
* pDecLeft [I] Source
* pDecRight [I] Value to add
* pDecOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDecAdd(const DECIMAL* pDecLeft, const DECIMAL* pDecRight, DECIMAL* pDecOut)
{
HRESULT hRet;
DECIMAL scaled;
hRet = VARIANT_DecScale(&pDecLeft, &pDecRight, &scaled);
if (SUCCEEDED(hRet))
{
/* Our decimals now have the same scale, we can add them as 96 bit integers */
ULONG overflow = 0;
BYTE sign = DECIMAL_POS;
/* Correct for the sign of the result */
if (DEC_SIGN(pDecLeft) && DEC_SIGN(pDecRight))
{
/* -x + -y : Negative */
sign = DECIMAL_NEG;
goto VarDecAdd_AsPositive;
}
else if (DEC_SIGN(pDecLeft) && !DEC_SIGN(pDecRight))
{
int cmp = VARIANT_DecCmp(pDecLeft, pDecRight);
/* -x + y : Negative if x > y */
if (cmp > 0)
{
sign = DECIMAL_NEG;
VarDecAdd_AsNegative:
DEC_LO32(pDecOut) = VARIANT_Sub(DEC_LO32(pDecLeft), DEC_LO32(pDecRight), &overflow);
DEC_MID32(pDecOut) = VARIANT_Sub(DEC_MID32(pDecLeft), DEC_MID32(pDecRight), &overflow);
DEC_HI32(pDecOut) = VARIANT_Sub(DEC_HI32(pDecLeft), DEC_HI32(pDecRight), &overflow);
}
else
{
VarDecAdd_AsInvertedNegative:
DEC_LO32(pDecOut) = VARIANT_Sub(DEC_LO32(pDecRight), DEC_LO32(pDecLeft), &overflow);
DEC_MID32(pDecOut) = VARIANT_Sub(DEC_MID32(pDecRight), DEC_MID32(pDecLeft), &overflow);
DEC_HI32(pDecOut) = VARIANT_Sub(DEC_HI32(pDecRight), DEC_HI32(pDecLeft), &overflow);
}
}
else if (!DEC_SIGN(pDecLeft) && DEC_SIGN(pDecRight))
{
int cmp = VARIANT_DecCmp(pDecLeft, pDecRight);
/* x + -y : Negative if x <= y */
if (cmp <= 0)
{
sign = DECIMAL_NEG;
goto VarDecAdd_AsInvertedNegative;
}
goto VarDecAdd_AsNegative;
}
else
{
/* x + y : Positive */
VarDecAdd_AsPositive:
DEC_LO32(pDecOut) = VARIANT_Add(DEC_LO32(pDecLeft), DEC_LO32(pDecRight), &overflow);
DEC_MID32(pDecOut) = VARIANT_Add(DEC_MID32(pDecLeft), DEC_MID32(pDecRight), &overflow);
DEC_HI32(pDecOut) = VARIANT_Add(DEC_HI32(pDecLeft), DEC_HI32(pDecRight), &overflow);
}
if (overflow)
return DISP_E_OVERFLOW; /* overflowed */
DEC_SCALE(pDecOut) = DEC_SCALE(pDecLeft);
DEC_SIGN(pDecOut) = sign;
}
return hRet;
}
/************************************************************************
* VarDecDiv (OLEAUT32.178)
*
* Divide one DECIMAL by another.
*
* PARAMS
* pDecLeft [I] Source
* pDecRight [I] Value to divide by
* pDecOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDecDiv(const DECIMAL* pDecLeft, const DECIMAL* pDecRight, DECIMAL* pDecOut)
{
FIXME("(%p,%p,%p)-stub!\n",pDecLeft,pDecRight,pDecOut);
return DISP_E_OVERFLOW;
}
/************************************************************************
* VarDecMul (OLEAUT32.179)
*
* Multiply one DECIMAL by another.
*
* PARAMS
* pDecLeft [I] Source
* pDecRight [I] Value to multiply by
* pDecOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDecMul(const DECIMAL* pDecLeft, const DECIMAL* pDecRight, DECIMAL* pDecOut)
{
/* FIXME: This only allows multiplying by a fixed integer <= 0xffffffff */
if (!DEC_SCALE(pDecLeft) || !DEC_SCALE(pDecRight))
{
/* At least one term is an integer */
const DECIMAL* pDecInteger = DEC_SCALE(pDecLeft) ? pDecRight : pDecLeft;
const DECIMAL* pDecOperand = DEC_SCALE(pDecLeft) ? pDecLeft : pDecRight;
HRESULT hRet = S_OK;
unsigned int multiplier = DEC_LO32(pDecInteger);
ULONG overflow = 0;
if (DEC_HI32(pDecInteger) || DEC_MID32(pDecInteger))
{
FIXME("(%p,%p,%p) semi-stub!\n",pDecLeft,pDecRight,pDecOut);
return DISP_E_OVERFLOW;
}
DEC_LO32(pDecOut) = VARIANT_Mul(DEC_LO32(pDecOperand), multiplier, &overflow);
DEC_MID32(pDecOut) = VARIANT_Mul(DEC_MID32(pDecOperand), multiplier, &overflow);
DEC_HI32(pDecOut) = VARIANT_Mul(DEC_HI32(pDecOperand), multiplier, &overflow);
if (overflow)
hRet = DISP_E_OVERFLOW;
else
{
BYTE sign = DECIMAL_POS;
if (DEC_SIGN(pDecLeft) != DEC_SIGN(pDecRight))
sign = DECIMAL_NEG; /* pos * neg => negative */
DEC_SIGN(pDecOut) = sign;
DEC_SCALE(pDecOut) = DEC_SCALE(pDecOperand);
}
return hRet;
}
FIXME("(%p,%p,%p) semi-stub!\n",pDecLeft,pDecRight,pDecOut);
return DISP_E_OVERFLOW;
}
/************************************************************************
* VarDecSub (OLEAUT32.181)
*
* Subtract one DECIMAL from another.
*
* PARAMS
* pDecLeft [I] Source
* pDecRight [I] DECIMAL to subtract from pDecLeft
* pDecOut [O] Destination
*
* RETURNS
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDecSub(const DECIMAL* pDecLeft, const DECIMAL* pDecRight, DECIMAL* pDecOut)
{
DECIMAL decRight;
/* Implement as addition of the negative */
VarDecNeg(pDecRight, &decRight);
return VarDecAdd(pDecLeft, &decRight, pDecOut);
}
/************************************************************************
* VarDecAbs (OLEAUT32.182)
*
* Convert a DECIMAL into its absolute value.
*
* PARAMS
* pDecIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK. This function does not fail.
*/
HRESULT WINAPI VarDecAbs(const DECIMAL* pDecIn, DECIMAL* pDecOut)
{
*pDecOut = *pDecIn;
DEC_SIGN(pDecOut) &= ~DECIMAL_NEG;
return S_OK;
}
/************************************************************************
* VarDecFix (OLEAUT32.187)
*
* Return the integer portion of a DECIMAL.
*
* PARAMS
* pDecIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDecFix(const DECIMAL* pDecIn, DECIMAL* pDecOut)
{
if (DEC_SIGN(pDecOut) & ~DECIMAL_NEG)
return E_INVALIDARG;
if (!DEC_SCALE(pDecIn))
{
*pDecOut = *pDecIn; /* Already an integer */
return S_OK;
}
FIXME("semi-stub!\n");
return DISP_E_OVERFLOW;
}
/************************************************************************
* VarDecInt (OLEAUT32.188)
*
* Return the integer portion of a DECIMAL.
*
* PARAMS
* pDecIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDecInt(const DECIMAL* pDecIn, DECIMAL* pDecOut)
{
if (DEC_SIGN(pDecOut) & ~DECIMAL_NEG)
return E_INVALIDARG;
if (!DEC_SCALE(pDecIn))
{
*pDecOut = *pDecIn; /* Already an integer */
return S_OK;
}
FIXME("semi-stub!\n");
return DISP_E_OVERFLOW;
}
/************************************************************************
* VarDecNeg (OLEAUT32.189)
*
* Change the sign of a DECIMAL.
*
* PARAMS
* pDecIn [I] Source
* pDecOut [O] Destination
*
* RETURNS
* S_OK. This function does not fail.
*/
HRESULT WINAPI VarDecNeg(const DECIMAL* pDecIn, DECIMAL* pDecOut)
{
*pDecOut = *pDecIn;
DEC_SIGN(pDecOut) ^= DECIMAL_NEG;
return S_OK;
}
/************************************************************************
* VarDecRound (OLEAUT32.203)
*
* Change the precision of a DECIMAL.
*
* PARAMS
* pDecIn [I] Source
* cDecimals [I] New number of decimals to keep
* pDecOut [O] Destination
*
* RETURNS
* Success: S_OK. pDecOut contains the rounded value.
* Failure: E_INVALIDARG if any argument is invalid.
*/
HRESULT WINAPI VarDecRound(const DECIMAL* pDecIn, int cDecimals, DECIMAL* pDecOut)
{
if (cDecimals < 0 || (DEC_SIGN(pDecIn) & ~DECIMAL_NEG) || DEC_SCALE(pDecIn) > DEC_MAX_SCALE)
return E_INVALIDARG;
if (cDecimals >= DEC_SCALE(pDecIn))
{
*pDecOut = *pDecIn; /* More precision than we have */
return S_OK;
}
FIXME("semi-stub!\n");
return DISP_E_OVERFLOW;
}
/************************************************************************
* VarDecCmp (OLEAUT32.204)
*
* Compare two DECIMAL values.
*
* PARAMS
* pDecLeft [I] Source
* pDecRight [I] Value to compare
*
* RETURNS
* Success: VARCMP_LT, VARCMP_EQ or VARCMP_GT indicating that pDecLeft
* is less than, equal to or greater than pDecRight respectively.
* Failure: DISP_E_OVERFLOW, if overflow occurs during the comparason
*/
HRESULT WINAPI VarDecCmp(const DECIMAL* pDecLeft, const DECIMAL* pDecRight)
{
HRESULT hRet;
DECIMAL result;
/* Subtract right from left, and compare the result to 0 */
hRet = VarDecSub(pDecLeft, pDecRight, &result);
if (SUCCEEDED(hRet))
{
int non_zero = DEC_HI32(&result) | DEC_MID32(&result) | DEC_LO32(&result);
if ((DEC_SIGN(&result) & DECIMAL_NEG) && non_zero)
hRet = (HRESULT)VARCMP_LT;
else if (non_zero)
hRet = (HRESULT)VARCMP_GT;
else
hRet = (HRESULT)VARCMP_EQ;
}
return hRet;
}
/************************************************************************
* VarDecCmpR8 (OLEAUT32.298)
*
* Compare a DECIMAL to a double
*
* PARAMS
* pDecLeft [I] DECIMAL Source
* dblRight [I] double to compare to pDecLeft
*
* RETURNS
* Success: VARCMP_LT, VARCMP_EQ or VARCMP_GT indicating that dblRight
* is less than, equal to or greater than pDecLeft respectively.
* Failure: DISP_E_OVERFLOW, if overflow occurs during the comparason
*/
HRESULT WINAPI VarDecCmpR8(const DECIMAL* pDecLeft, double dblRight)
{
HRESULT hRet;
DECIMAL decRight;
hRet = VarDecFromR8(dblRight, &decRight);
if (SUCCEEDED(hRet))
hRet = VarDecCmp(pDecLeft, &decRight);
return hRet;
}
/* BOOL
*/
/************************************************************************
* VarBoolFromUI1 (OLEAUT32.118)
*
* Convert a VT_UI1 to a VT_BOOL.
*
* PARAMS
* bIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromUI1(BYTE bIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromUI1(bIn, pBoolOut);
}
/************************************************************************
* VarBoolFromI2 (OLEAUT32.119)
*
* Convert a VT_I2 to a VT_BOOL.
*
* PARAMS
* sIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromI2(SHORT sIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromI2(sIn, pBoolOut);
}
/************************************************************************
* VarBoolFromI4 (OLEAUT32.120)
*
* Convert a VT_I4 to a VT_BOOL.
*
* PARAMS
* sIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromI4(LONG lIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromI4(lIn, pBoolOut);
}
/************************************************************************
* VarBoolFromR4 (OLEAUT32.121)
*
* Convert a VT_R4 to a VT_BOOL.
*
* PARAMS
* fltIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromR4(FLOAT fltIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromR4(fltIn, pBoolOut);
}
/************************************************************************
* VarBoolFromR8 (OLEAUT32.122)
*
* Convert a VT_R8 to a VT_BOOL.
*
* PARAMS
* dblIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromR8(double dblIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromR8(dblIn, pBoolOut);
}
/************************************************************************
* VarBoolFromDate (OLEAUT32.123)
*
* Convert a VT_DATE to a VT_BOOL.
*
* PARAMS
* dateIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromDate(DATE dateIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromDate(dateIn, pBoolOut);
}
/************************************************************************
* VarBoolFromCy (OLEAUT32.124)
*
* Convert a VT_CY to a VT_BOOL.
*
* PARAMS
* cyIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromCy(CY cyIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromCy(cyIn, pBoolOut);
}
static BOOL VARIANT_GetLocalisedText(LANGID langId, DWORD dwId, WCHAR *lpszDest)
{
HRSRC hrsrc;
hrsrc = FindResourceExW( OLEAUT32_hModule, (LPWSTR)RT_STRING,
(LPCWSTR)((dwId >> 4) + 1), langId );
if (hrsrc)
{
HGLOBAL hmem = LoadResource( OLEAUT32_hModule, hrsrc );
if (hmem)
{
const WCHAR *p;
unsigned int i;
p = LockResource( hmem );
for (i = 0; i < (dwId & 0x0f); i++) p += *p + 1;
memcpy( lpszDest, p + 1, *p * sizeof(WCHAR) );
lpszDest[*p] = '\0';
TRACE("got %s for LANGID %08x\n", debugstr_w(lpszDest), langId);
return TRUE;
}
}
return FALSE;
}
/************************************************************************
* VarBoolFromStr (OLEAUT32.125)
*
* Convert a VT_BSTR to a VT_BOOL.
*
* PARAMS
* strIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pBoolOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pBoolOut is invalid.
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*
* NOTES
* - strIn will be recognised if it contains "#TRUE#" or "#FALSE#". Additionally,
* it may contain (in any case mapping) the text "true" or "false".
* - If dwFlags includes VAR_LOCALBOOL, then the text may also match the
* localised text of "True" or "False" in the language specified by lcid.
* - If none of these matches occur, the string is treated as a numeric string
* and the boolean pBoolOut will be set according to whether the number is zero
* or not. The dwFlags parameter is passed to VarR8FromStr() for this conversion.
* - If the text is not numeric and does not match any of the above, then
* DISP_E_TYPEMISMATCH is returned.
*/
HRESULT WINAPI VarBoolFromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, VARIANT_BOOL *pBoolOut)
{
/* Any VB/VBA programmers out there should recognise these strings... */
static const WCHAR szFalse[] = { '#','F','A','L','S','E','#','\0' };
static const WCHAR szTrue[] = { '#','T','R','U','E','#','\0' };
WCHAR szBuff[64];
LANGID langId = MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT);
HRESULT hRes = S_OK;
if (!strIn || !pBoolOut)
return DISP_E_TYPEMISMATCH;
/* Check if we should be comparing against localised text */
if (dwFlags & VAR_LOCALBOOL)
{
/* Convert our LCID into a usable value */
lcid = ConvertDefaultLocale(lcid);
langId = LANGIDFROMLCID(lcid);
if (PRIMARYLANGID(langId) == LANG_NEUTRAL)
langId = MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT);
/* Note: Native oleaut32 always copies strIn and maps halfwidth characters.
* I don't think this is needed unless any of the localised text strings
* contain characters that can be so mapped. In the event that this is
* true for a given language (possibly some Asian languages), then strIn
* should be mapped here _only_ if langId is an Id for which this can occur.
*/
}
/* Note that if we are not comparing against localised strings, langId
* will have its default value of LANG_ENGLISH. This allows us to mimic
* the native behaviour of always checking against English strings even
* after we've checked for localised ones.
*/
VarBoolFromStr_CheckLocalised:
if (VARIANT_GetLocalisedText(langId, IDS_TRUE, szBuff))
{
/* Compare against localised strings, ignoring case */
if (!strcmpiW(strIn, szBuff))
{
*pBoolOut = VARIANT_TRUE; /* Matched localised 'true' text */
return hRes;
}
VARIANT_GetLocalisedText(langId, IDS_FALSE, szBuff);
if (!strcmpiW(strIn, szBuff))
{
*pBoolOut = VARIANT_FALSE; /* Matched localised 'false' text */
return hRes;
}
}
if (langId != MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT))
{
/* We have checked the localised text, now check English */
langId = MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT);
goto VarBoolFromStr_CheckLocalised;
}
/* All checks against localised text have failed, try #TRUE#/#FALSE# */
if (!strcmpW(strIn, szFalse))
*pBoolOut = VARIANT_FALSE;
else if (!strcmpW(strIn, szTrue))
*pBoolOut = VARIANT_TRUE;
else
{
double d;
/* If this string is a number, convert it as one */
hRes = _VarR8FromStr(strIn, lcid, dwFlags, &d);
if (SUCCEEDED(hRes))
hRes = _VarBoolFromR8(d, pBoolOut);
}
return hRes;
}
/************************************************************************
* VarBoolFromDisp (OLEAUT32.126)
*
* Convert a VT_DISPATCH to a VT_BOOL.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pBoolOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarBoolFromDisp(IDispatch* pdispIn, LCID lcid, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromDisp(pdispIn, lcid, pBoolOut);
}
/************************************************************************
* VarBoolFromI1 (OLEAUT32.233)
*
* Convert a VT_I1 to a VT_BOOL.
*
* PARAMS
* cIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromI1(signed char cIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromI1(cIn, pBoolOut);
}
/************************************************************************
* VarBoolFromUI2 (OLEAUT32.234)
*
* Convert a VT_UI2 to a VT_BOOL.
*
* PARAMS
* usIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromUI2(USHORT usIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromUI2(usIn, pBoolOut);
}
/************************************************************************
* VarBoolFromUI4 (OLEAUT32.235)
*
* Convert a VT_UI4 to a VT_BOOL.
*
* PARAMS
* ulIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromUI4(ULONG ulIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromUI4(ulIn, pBoolOut);
}
/************************************************************************
* VarBoolFromDec (OLEAUT32.236)
*
* Convert a VT_DECIMAL to a VT_BOOL.
*
* PARAMS
* pDecIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pDecIn is invalid.
*/
HRESULT WINAPI VarBoolFromDec(DECIMAL* pDecIn, VARIANT_BOOL *pBoolOut)
{
if (DEC_SCALE(pDecIn) > DEC_MAX_SCALE || (DEC_SIGN(pDecIn) & ~DECIMAL_NEG))
return E_INVALIDARG;
if (DEC_HI32(pDecIn) || DEC_MID32(pDecIn) || DEC_LO32(pDecIn))
*pBoolOut = VARIANT_TRUE;
else
*pBoolOut = VARIANT_FALSE;
return S_OK;
}
/************************************************************************
* VarBoolFromI8 (OLEAUT32.370)
*
* Convert a VT_I8 to a VT_BOOL.
*
* PARAMS
* ullIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromI8(LONG64 llIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromI8(llIn, pBoolOut);
}
/************************************************************************
* VarBoolFromUI8 (OLEAUT32.371)
*
* Convert a VT_UI8 to a VT_BOOL.
*
* PARAMS
* ullIn [I] Source
* pBoolOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarBoolFromUI8(ULONG64 ullIn, VARIANT_BOOL *pBoolOut)
{
return _VarBoolFromUI8(ullIn, pBoolOut);
}
/* BSTR
*/
/* Write a number from a UI8 and sign */
static WCHAR *VARIANT_WriteNumber(ULONG64 ulVal, WCHAR* szOut)
{
do
{
WCHAR ulNextDigit = ulVal % 10;
*szOut-- = '0' + ulNextDigit;
ulVal = (ulVal - ulNextDigit) / 10;
} while (ulVal);
szOut++;
return szOut;
}
/* Create a (possibly localised) BSTR from a UI8 and sign */
static BSTR VARIANT_MakeBstr(LCID lcid, DWORD dwFlags, WCHAR *szOut)
{
WCHAR szConverted[256];
if (dwFlags & VAR_NEGATIVE)
*--szOut = '-';
if (dwFlags & LOCALE_USE_NLS)
{
/* Format the number for the locale */
szConverted[0] = '\0';
GetNumberFormatW(lcid,
dwFlags & LOCALE_NOUSEROVERRIDE,
szOut, NULL, szConverted, sizeof(szConverted)/sizeof(WCHAR));
szOut = szConverted;
}
return SysAllocStringByteLen((LPCSTR)szOut, strlenW(szOut) * sizeof(WCHAR));
}
/* Create a (possibly localised) BSTR from a UI8 and sign */
static HRESULT VARIANT_BstrFromUInt(ULONG64 ulVal, LCID lcid, DWORD dwFlags, BSTR *pbstrOut)
{
WCHAR szBuff[64], *szOut = szBuff + sizeof(szBuff)/sizeof(WCHAR) - 1;
if (!pbstrOut)
return E_INVALIDARG;
/* Create the basic number string */
*szOut-- = '\0';
szOut = VARIANT_WriteNumber(ulVal, szOut);
*pbstrOut = VARIANT_MakeBstr(lcid, dwFlags, szOut);
TRACE("returning %s\n", debugstr_w(*pbstrOut));
return *pbstrOut ? S_OK : E_OUTOFMEMORY;
}
/******************************************************************************
* VarBstrFromUI1 (OLEAUT32.108)
*
* Convert a VT_UI1 to a VT_BSTR.
*
* PARAMS
* bIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromUI1(BYTE bIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
return VARIANT_BstrFromUInt(bIn, lcid, dwFlags, pbstrOut);
}
/******************************************************************************
* VarBstrFromI2 (OLEAUT32.109)
*
* Convert a VT_I2 to a VT_BSTR.
*
* PARAMS
* sIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromI2(short sIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
ULONG64 ul64 = sIn;
if (sIn < 0)
{
ul64 = -sIn;
dwFlags |= VAR_NEGATIVE;
}
return VARIANT_BstrFromUInt(ul64, lcid, dwFlags, pbstrOut);
}
/******************************************************************************
* VarBstrFromI4 (OLEAUT32.110)
*
* Convert a VT_I4 to a VT_BSTR.
*
* PARAMS
* lIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromI4(LONG lIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
ULONG64 ul64 = lIn;
if (lIn < 0)
{
ul64 = -lIn;
dwFlags |= VAR_NEGATIVE;
}
return VARIANT_BstrFromUInt(ul64, lcid, dwFlags, pbstrOut);
}
static HRESULT VARIANT_BstrFromReal(DOUBLE dblIn, LCID lcid, ULONG dwFlags,
BSTR* pbstrOut, LPCWSTR lpszFormat)
{
WCHAR buff[256];
if (!pbstrOut)
return E_INVALIDARG;
sprintfW( buff, lpszFormat, dblIn );
TRACE("created string %s\n", debugstr_w(buff));
if (dwFlags & LOCALE_USE_NLS)
{
WCHAR numbuff[256];
/* Format the number for the locale */
numbuff[0] = '\0';
GetNumberFormatW(lcid, dwFlags & LOCALE_NOUSEROVERRIDE,
buff, NULL, numbuff, sizeof(numbuff) / sizeof(WCHAR));
TRACE("created NLS string %s\n", debugstr_w(numbuff));
*pbstrOut = SysAllocString(numbuff);
}
else
*pbstrOut = SysAllocString(buff);
return *pbstrOut ? S_OK : E_OUTOFMEMORY;
}
/******************************************************************************
* VarBstrFromR4 (OLEAUT32.111)
*
* Convert a VT_R4 to a VT_BSTR.
*
* PARAMS
* fltIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromR4(FLOAT fltIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
return VARIANT_BstrFromReal(fltIn, lcid, dwFlags, pbstrOut, szFloatFormatW);
}
/******************************************************************************
* VarBstrFromR8 (OLEAUT32.112)
*
* Convert a VT_R8 to a VT_BSTR.
*
* PARAMS
* dblIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromR8(double dblIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
return VARIANT_BstrFromReal(dblIn, lcid, dwFlags, pbstrOut, szDoubleFormatW);
}
/******************************************************************************
* VarBstrFromCy [OLEAUT32.113]
*
* Convert a VT_CY to a VT_BSTR.
*
* PARAMS
* cyIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromCy(CY cyIn, LCID lcid, ULONG dwFlags, BSTR *pbstrOut)
{
WCHAR buff[256];
double dblVal;
if (!pbstrOut)
return E_INVALIDARG;
VarR8FromCy(cyIn, &dblVal);
sprintfW(buff, szDoubleFormatW, dblVal);
if (dwFlags & LOCALE_USE_NLS)
{
WCHAR cybuff[256];
/* Format the currency for the locale */
cybuff[0] = '\0';
GetCurrencyFormatW(lcid, dwFlags & LOCALE_NOUSEROVERRIDE,
buff, NULL, cybuff, sizeof(cybuff) / sizeof(WCHAR));
*pbstrOut = SysAllocString(cybuff);
}
else
*pbstrOut = SysAllocString(buff);
return *pbstrOut ? S_OK : E_OUTOFMEMORY;
}
/******************************************************************************
* VarBstrFromDate [OLEAUT32.114]
*
* Convert a VT_DATE to a VT_BSTR.
*
* PARAMS
* dateIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut or dateIn is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromDate(DATE dateIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
SYSTEMTIME st;
DWORD dwFormatFlags = dwFlags & LOCALE_NOUSEROVERRIDE;
WCHAR date[128], *time;
TRACE("(%g,0x%08lx,0x%08lx,%p)\n", dateIn, lcid, dwFlags, pbstrOut);
if (!pbstrOut || !VariantTimeToSystemTime(dateIn, &st))
return E_INVALIDARG;
*pbstrOut = NULL;
if (dwFlags & VAR_CALENDAR_THAI)
st.wYear += 553; /* Use the Thai buddhist calendar year */
else if (dwFlags & (VAR_CALENDAR_HIJRI|VAR_CALENDAR_GREGORIAN))
FIXME("VAR_CALENDAR_HIJRI/VAR_CALENDAR_GREGORIAN not handled\n");
if (dwFlags & LOCALE_USE_NLS)
dwFlags &= ~(VAR_TIMEVALUEONLY|VAR_DATEVALUEONLY);
else
{
double whole = dateIn < 0 ? ceil(dateIn) : floor(dateIn);
double partial = dateIn - whole;
if (whole == 0.0)
dwFlags |= VAR_TIMEVALUEONLY;
else if (partial < 1e-12)
dwFlags |= VAR_DATEVALUEONLY;
}
if (dwFlags & VAR_TIMEVALUEONLY)
date[0] = '\0';
else
if (!GetDateFormatW(lcid, dwFormatFlags|DATE_SHORTDATE, &st, NULL, date,
sizeof(date)/sizeof(WCHAR)))
return E_INVALIDARG;
if (!(dwFlags & VAR_DATEVALUEONLY))
{
time = date + strlenW(date);
if (time != date)
*time++ = ' ';
if (!GetTimeFormatW(lcid, dwFormatFlags, &st, NULL, time,
sizeof(date)/sizeof(WCHAR)-(time-date)))
return E_INVALIDARG;
}
*pbstrOut = SysAllocString(date);
if (*pbstrOut)
TRACE("returning %s\n", debugstr_w(*pbstrOut));
return *pbstrOut ? S_OK : E_OUTOFMEMORY;
}
/******************************************************************************
* VarBstrFromBool (OLEAUT32.116)
*
* Convert a VT_BOOL to a VT_BSTR.
*
* PARAMS
* boolIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*
* NOTES
* If dwFlags includes VARIANT_LOCALBOOL, this function converts to the
* localised text of "True" or "False". To convert a bool into a
* numeric string of "0" or "-1", use VariantChangeTypeTypeEx().
*/
HRESULT WINAPI VarBstrFromBool(VARIANT_BOOL boolIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
WCHAR szBuff[64];
DWORD dwResId = IDS_TRUE;
LANGID langId;
TRACE("%d,0x%08lx,0x%08lx,%p\n", boolIn, lcid, dwFlags, pbstrOut);
if (!pbstrOut)
return E_INVALIDARG;
/* VAR_BOOLONOFF and VAR_BOOLYESNO are internal flags used
* for variant formatting */
switch (dwFlags & (VAR_LOCALBOOL|VAR_BOOLONOFF|VAR_BOOLYESNO))
{
case VAR_BOOLONOFF:
dwResId = IDS_ON;
break;
case VAR_BOOLYESNO:
dwResId = IDS_YES;
break;
case VAR_LOCALBOOL:
break;
default:
lcid = MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT),SORT_DEFAULT);
}
lcid = ConvertDefaultLocale(lcid);
langId = LANGIDFROMLCID(lcid);
if (PRIMARYLANGID(langId) == LANG_NEUTRAL)
langId = MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT);
if (boolIn == VARIANT_FALSE)
dwResId++; /* Use negative form */
VarBstrFromBool_GetLocalised:
if (VARIANT_GetLocalisedText(langId, dwResId, szBuff))
{
*pbstrOut = SysAllocString(szBuff);
return *pbstrOut ? S_OK : E_OUTOFMEMORY;
}
if (langId != MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT))
{
langId = MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT);
goto VarBstrFromBool_GetLocalised;
}
/* Should never get here */
WARN("Failed to load bool text!\n");
return E_OUTOFMEMORY;
}
/******************************************************************************
* VarBstrFromI1 (OLEAUT32.229)
*
* Convert a VT_I1 to a VT_BSTR.
*
* PARAMS
* cIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromI1(signed char cIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
ULONG64 ul64 = cIn;
if (cIn < 0)
{
ul64 = -cIn;
dwFlags |= VAR_NEGATIVE;
}
return VARIANT_BstrFromUInt(ul64, lcid, dwFlags, pbstrOut);
}
/******************************************************************************
* VarBstrFromUI2 (OLEAUT32.230)
*
* Convert a VT_UI2 to a VT_BSTR.
*
* PARAMS
* usIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromUI2(USHORT usIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
return VARIANT_BstrFromUInt(usIn, lcid, dwFlags, pbstrOut);
}
/******************************************************************************
* VarBstrFromUI4 (OLEAUT32.231)
*
* Convert a VT_UI4 to a VT_BSTR.
*
* PARAMS
* ulIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromUI4(ULONG ulIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
return VARIANT_BstrFromUInt(ulIn, lcid, dwFlags, pbstrOut);
}
/******************************************************************************
* VarBstrFromDec (OLEAUT32.232)
*
* Convert a VT_DECIMAL to a VT_BSTR.
*
* PARAMS
* pDecIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromDec(DECIMAL* pDecIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
if (!pbstrOut)
return E_INVALIDARG;
if (!DEC_SCALE(pDecIn) && !DEC_HI32(pDecIn))
{
WCHAR szBuff[256], *szOut = szBuff + sizeof(szBuff)/sizeof(WCHAR) - 1;
/* Create the basic number string */
*szOut-- = '\0';
szOut = VARIANT_WriteNumber(DEC_LO64(pDecIn), szOut);
if (DEC_SIGN(pDecIn))
dwFlags |= VAR_NEGATIVE;
*pbstrOut = VARIANT_MakeBstr(lcid, dwFlags, szOut);
TRACE("returning %s\n", debugstr_w(*pbstrOut));
return *pbstrOut ? S_OK : E_OUTOFMEMORY;
}
FIXME("semi-stub\n");
return E_INVALIDARG;
}
/************************************************************************
* VarBstrFromI8 (OLEAUT32.370)
*
* Convert a VT_I8 to a VT_BSTR.
*
* PARAMS
* llIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromI8(LONG64 llIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
ULONG64 ul64 = llIn;
if (llIn < 0)
{
ul64 = -llIn;
dwFlags |= VAR_NEGATIVE;
}
return VARIANT_BstrFromUInt(ul64, lcid, dwFlags, pbstrOut);
}
/************************************************************************
* VarBstrFromUI8 (OLEAUT32.371)
*
* Convert a VT_UI8 to a VT_BSTR.
*
* PARAMS
* ullIn [I] Source
* lcid [I] LCID for the conversion
* dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrFromUI8(ULONG64 ullIn, LCID lcid, ULONG dwFlags, BSTR* pbstrOut)
{
return VARIANT_BstrFromUInt(ullIn, lcid, dwFlags, pbstrOut);
}
/**********************************************************************
* VarBstrCat (OLEAUT32.313)
*
* Concatenate two BSTR values.
*
* PARAMS
* pbstrLeft [I] Source
* pbstrRight [I] Value to concatenate
* pbstrOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if pbstrOut is invalid.
* E_OUTOFMEMORY, if memory allocation fails.
*/
HRESULT WINAPI VarBstrCat(BSTR pbstrLeft, BSTR pbstrRight, BSTR *pbstrOut)
{
unsigned int len;
if (!pbstrOut)
return E_INVALIDARG;
len = pbstrLeft ? strlenW(pbstrLeft) : 0;
if (pbstrRight)
len += strlenW(pbstrRight);
*pbstrOut = SysAllocStringLen(NULL, len);
if (!*pbstrOut)
return E_OUTOFMEMORY;
*pbstrOut = '\0';
if (pbstrLeft)
strcpyW(*pbstrOut, pbstrLeft);
if (pbstrRight)
strcatW(*pbstrOut, pbstrRight);
return S_OK;
}
/**********************************************************************
* VarBstrCmp (OLEAUT32.314)
*
* Compare two BSTR values.
*
* PARAMS
* pbstrLeft [I] Source
* pbstrRight [I] Value to compare
* lcid [I] LCID for the comparason
* dwFlags [I] Flags to pass directly to CompareStringW().
*
* RETURNS
* VARCMP_LT, VARCMP_EQ or VARCMP_GT indicating that pbstrLeft is less
* than, equal to or greater than pbstrRight respectively.
* VARCMP_NULL is returned if either string is NULL, unless both are NULL
* in which case VARCMP_EQ is returned.
*/
HRESULT WINAPI VarBstrCmp(BSTR pbstrLeft, BSTR pbstrRight, LCID lcid, DWORD dwFlags)
{
if (!pbstrLeft)
{
if (!pbstrRight || !*pbstrRight)
return VARCMP_EQ;
return VARCMP_NULL;
}
else if (!pbstrRight)
{
if (!*pbstrLeft)
return VARCMP_EQ;
return VARCMP_NULL;
}
return CompareStringW(lcid, dwFlags, pbstrLeft, -1, pbstrRight, -1) - 1;
}
/*
* DATE
*/
/******************************************************************************
* VarDateFromUI1 (OLEAUT32.88)
*
* Convert a VT_UI1 to a VT_DATE.
*
* PARAMS
* bIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromUI1(BYTE bIn, DATE* pdateOut)
{
return _VarDateFromUI1(bIn, pdateOut);
}
/******************************************************************************
* VarDateFromI2 (OLEAUT32.89)
*
* Convert a VT_I2 to a VT_DATE.
*
* PARAMS
* sIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromI2(short sIn, DATE* pdateOut)
{
return _VarDateFromI2(sIn, pdateOut);
}
/******************************************************************************
* VarDateFromI4 (OLEAUT32.90)
*
* Convert a VT_I4 to a VT_DATE.
*
* PARAMS
* lIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromI4(LONG lIn, DATE* pdateOut)
{
return _VarDateFromI4(lIn, pdateOut);
}
/******************************************************************************
* VarDateFromR4 (OLEAUT32.91)
*
* Convert a VT_R4 to a VT_DATE.
*
* PARAMS
* fltIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromR4(FLOAT fltIn, DATE* pdateOut)
{
return _VarDateFromR4(fltIn, pdateOut);
}
/******************************************************************************
* VarDateFromR8 (OLEAUT32.92)
*
* Convert a VT_R8 to a VT_DATE.
*
* PARAMS
* dblIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromR8(double dblIn, DATE* pdateOut)
{
return _VarDateFromR8(dblIn, pdateOut);
}
/**********************************************************************
* VarDateFromDisp (OLEAUT32.95)
*
* Convert a VT_DISPATCH to a VT_DATE.
*
* PARAMS
* pdispIn [I] Source
* lcid [I] LCID for conversion
* pdateOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: E_INVALIDARG, if the source value is invalid
* DISP_E_OVERFLOW, if the value will not fit in the destination
* DISP_E_TYPEMISMATCH, if the type cannot be converted
*/
HRESULT WINAPI VarDateFromDisp(IDispatch* pdispIn, LCID lcid, DATE* pdateOut)
{
return _VarDateFromDisp(pdispIn, lcid, pdateOut);
}
/******************************************************************************
* VarDateFromBool (OLEAUT32.96)
*
* Convert a VT_BOOL to a VT_DATE.
*
* PARAMS
* boolIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromBool(VARIANT_BOOL boolIn, DATE* pdateOut)
{
return _VarDateFromBool(boolIn, pdateOut);
}
/**********************************************************************
* VarDateFromCy (OLEAUT32.93)
*
* Convert a VT_CY to a VT_DATE.
*
* PARAMS
* lIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromCy(CY cyIn, DATE* pdateOut)
{
return _VarDateFromCy(cyIn, pdateOut);
}
/* Date string parsing */
#define DP_TIMESEP 0x01 /* Time seperator ( _must_ remain 0x1, used as a bitmask) */
#define DP_DATESEP 0x02 /* Date seperator */
#define DP_MONTH 0x04 /* Month name */
#define DP_AM 0x08 /* AM */
#define DP_PM 0x10 /* PM */
typedef struct tagDATEPARSE
{
DWORD dwCount; /* Number of fields found so far (maximum 6) */
DWORD dwParseFlags; /* Global parse flags (DP_ Flags above) */
DWORD dwFlags[6]; /* Flags for each field */
DWORD dwValues[6]; /* Value of each field */
} DATEPARSE;
#define TIMEFLAG(i) ((dp.dwFlags[i] & DP_TIMESEP) << i)
#define IsLeapYear(y) (((y % 4) == 0) && (((y % 100) != 0) || ((y % 400) == 0)))
/* Determine if a day is valid in a given month of a given year */
static BOOL VARIANT_IsValidMonthDay(DWORD day, DWORD month, DWORD year)
{
static const BYTE days[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
if (day && month && month < 13)
{
if (day <= days[month] || (month == 2 && day == 29 && IsLeapYear(year)))
return TRUE;
}
return FALSE;
}
/* Possible orders for 3 numbers making up a date */
#define ORDER_MDY 0x01
#define ORDER_YMD 0x02
#define ORDER_YDM 0x04
#define ORDER_DMY 0x08
#define ORDER_MYD 0x10 /* Synthetic order, used only for funky 2 digit dates */
/* Determine a date for a particular locale, from 3 numbers */
static inline HRESULT VARIANT_MakeDate(DATEPARSE *dp, DWORD iDate,
DWORD offset, SYSTEMTIME *st)
{
DWORD dwAllOrders, dwTry, dwCount = 0, v1, v2, v3;
if (!dp->dwCount)
{
v1 = 30; /* Default to (Variant) 0 date part */
v2 = 12;
v3 = 1899;
goto VARIANT_MakeDate_OK;
}
v1 = dp->dwValues[offset + 0];
v2 = dp->dwValues[offset + 1];
if (dp->dwCount == 2)
{
SYSTEMTIME current;
GetSystemTime(&current);
v3 = current.wYear;
}
else
v3 = dp->dwValues[offset + 2];
TRACE("(%ld,%ld,%ld,%ld,%ld)\n", v1, v2, v3, iDate, offset);
/* If one number must be a month (Because a month name was given), then only
* consider orders with the month in that position.
* If we took the current year as 'v3', then only allow a year in that position.
*/
if (dp->dwFlags[offset + 0] & DP_MONTH)
{
dwAllOrders = ORDER_MDY;
}
else if (dp->dwFlags[offset + 1] & DP_MONTH)
{
dwAllOrders = ORDER_DMY;
if (dp->dwCount > 2)
dwAllOrders |= ORDER_YMD;
}
else if (dp->dwCount > 2 && dp->dwFlags[offset + 2] & DP_MONTH)
{
dwAllOrders = ORDER_YDM;
}
else
{
dwAllOrders = ORDER_MDY|ORDER_DMY;
if (dp->dwCount > 2)
dwAllOrders |= (ORDER_YMD|ORDER_YDM);
}
VARIANT_MakeDate_Start:
TRACE("dwAllOrders is 0x%08lx\n", dwAllOrders);
while (dwAllOrders)
{
DWORD dwTemp;
if (dwCount == 0)
{
/* First: Try the order given by iDate */
switch (iDate)
{
case 0: dwTry = dwAllOrders & ORDER_MDY; break;
case 1: dwTry = dwAllOrders & ORDER_DMY; break;
default: dwTry = dwAllOrders & ORDER_YMD; break;
}
}
else if (dwCount == 1)
{
/* Second: Try all the orders compatable with iDate */
switch (iDate)
{
case 0: dwTry = dwAllOrders & ~(ORDER_DMY|ORDER_YDM); break;
case 1: dwTry = dwAllOrders & ~(ORDER_MDY|ORDER_YMD|ORDER_MYD); break;
default: dwTry = dwAllOrders & ~(ORDER_DMY|ORDER_YDM); break;
}
}
else
{
/* Finally: Try any remaining orders */
dwTry = dwAllOrders;
}
TRACE("Attempt %ld, dwTry is 0x%08lx\n", dwCount, dwTry);
dwCount++;
if (!dwTry)
continue;
#define DATE_SWAP(x,y) do { dwTemp = x; x = y; y = dwTemp; } while (0)
if (dwTry & ORDER_MDY)
{
if (VARIANT_IsValidMonthDay(v2,v1,v3))
{
DATE_SWAP(v1,v2);
goto VARIANT_MakeDate_OK;
}
dwAllOrders &= ~ORDER_MDY;
}
if (dwTry & ORDER_YMD)
{
if (VARIANT_IsValidMonthDay(v3,v2,v1))
{
DATE_SWAP(v1,v3);
goto VARIANT_MakeDate_OK;
}
dwAllOrders &= ~ORDER_YMD;
}
if (dwTry & ORDER_YDM)
{
if (VARIANT_IsValidMonthDay(v2,v3,v1))
{
DATE_SWAP(v1,v2);
DATE_SWAP(v2,v3);
goto VARIANT_MakeDate_OK;
}
dwAllOrders &= ~ORDER_YDM;
}
if (dwTry & ORDER_DMY)
{
if (VARIANT_IsValidMonthDay(v1,v2,v3))
goto VARIANT_MakeDate_OK;
dwAllOrders &= ~ORDER_DMY;
}
if (dwTry & ORDER_MYD)
{
/* Only occurs if we are trying a 2 year date as M/Y not D/M */
if (VARIANT_IsValidMonthDay(v3,v1,v2))
{
DATE_SWAP(v1,v3);
DATE_SWAP(v2,v3);
goto VARIANT_MakeDate_OK;
}
dwAllOrders &= ~ORDER_MYD;
}
}
if (dp->dwCount == 2)
{
/* We couldn't make a date as D/M or M/D, so try M/Y or Y/M */
v3 = 1; /* 1st of the month */
dwAllOrders = ORDER_YMD|ORDER_MYD;
dp->dwCount = 0; /* Don't return to this code path again */
dwCount = 0;
goto VARIANT_MakeDate_Start;
}
/* No valid dates were able to be constructed */
return DISP_E_TYPEMISMATCH;
VARIANT_MakeDate_OK:
/* Check that the time part is ok */
if (st->wHour > 23 || st->wMinute > 59 || st->wSecond > 59)
return DISP_E_TYPEMISMATCH;
TRACE("Time %d %d %d\n", st->wHour, st->wMinute, st->wSecond);
if (st->wHour < 12 && (dp->dwParseFlags & DP_PM))
st->wHour += 12;
else if (st->wHour == 12 && (dp->dwParseFlags & DP_AM))
st->wHour = 0;
TRACE("Time %d %d %d\n", st->wHour, st->wMinute, st->wSecond);
st->wDay = v1;
st->wMonth = v2;
/* FIXME: For 2 digit dates, I'm not sure if 30 is hard coded or not. It may
* be retrieved from:
* HKCU\Control Panel\International\Calendars\TwoDigitYearMax
* But Wine doesn't have/use that key as at the time of writing.
*/
st->wYear = v3 < 30 ? 2000 + v3 : v3 < 100 ? 1900 + v3 : v3;
TRACE("Returning date %ld/%ld/%d\n", v1, v2, st->wYear);
return S_OK;
}
/******************************************************************************
* VarDateFromStr [OLEAUT32.94]
*
* Convert a VT_BSTR to at VT_DATE.
*
* PARAMS
* strIn [I] String to convert
* lcid [I] Locale identifier for the conversion
* dwFlags [I] Flags affecting the conversion (VAR_ flags from "oleauto.h")
* pdateOut [O] Destination for the converted value
*
* RETURNS
* Success: S_OK. pdateOut contains the converted value.
* FAILURE: An HRESULT error code indicating the prolem.
*
* NOTES
* Any date format that can be created using the date formats from lcid
* (Either from kernel Nls functions, variant conversion or formatting) is a
* valid input to this function. In addition, a few more esoteric formats are
* also supported for compatability with the native version. The date is
* interpreted according to the date settings in the control panel, unless
* the date is invalid in that format, in which the most compatable format
* that produces a valid date will be used.
*/
HRESULT WINAPI VarDateFromStr(OLECHAR* strIn, LCID lcid, ULONG dwFlags, DATE* pdateOut)
{
static const USHORT ParseDateTokens[] =
{
LOCALE_SMONTHNAME1, LOCALE_SMONTHNAME2, LOCALE_SMONTHNAME3, LOCALE_SMONTHNAME4,
LOCALE_SMONTHNAME5, LOCALE_SMONTHNAME6, LOCALE_SMONTHNAME7, LOCALE_SMONTHNAME8,
LOCALE_SMONTHNAME9, LOCALE_SMONTHNAME10, LOCALE_SMONTHNAME11, LOCALE_SMONTHNAME12,
LOCALE_SMONTHNAME13,
LOCALE_SABBREVMONTHNAME1, LOCALE_SABBREVMONTHNAME2, LOCALE_SABBREVMONTHNAME3,
LOCALE_SABBREVMONTHNAME4, LOCALE_SABBREVMONTHNAME5, LOCALE_SABBREVMONTHNAME6,
LOCALE_SABBREVMONTHNAME7, LOCALE_SABBREVMONTHNAME8, LOCALE_SABBREVMONTHNAME9,
LOCALE_SABBREVMONTHNAME10, LOCALE_SABBREVMONTHNAME11, LOCALE_SABBREVMONTHNAME12,
LOCALE_SABBREVMONTHNAME13,
LOCALE_SDAYNAME1, LOCALE_SDAYNAME2, LOCALE_SDAYNAME3, LOCALE_SDAYNAME4,
LOCALE_SDAYNAME5, LOCALE_SDAYNAME6, LOCALE_SDAYNAME7,
LOCALE_SABBREVDAYNAME1, LOCALE_SABBREVDAYNAME2, LOCALE_SABBREVDAYNAME3,
LOCALE_SABBREVDAYNAME4, LOCALE_SABBREVDAYNAME5, LOCALE_SABBREVDAYNAME6,
LOCALE_SABBREVDAYNAME7,
LOCALE_S1159, LOCALE_S2359
};
static const BYTE ParseDateMonths[] =
{
1,2,3,4,5,6,7,8,9,10,11,12,13,
1,2,3,4,5,6,7,8,9,10,11,12,13
};
size_t i;
BSTR tokens[sizeof(ParseDateTokens)/sizeof(ParseDateTokens[0])];
DATEPARSE dp;
DWORD dwDateSeps = 0, iDate = 0;
HRESULT hRet = S_OK;
if ((dwFlags & (VAR_TIMEVALUEONLY|VAR_DATEVALUEONLY)) ==
(VAR_TIMEVALUEONLY|VAR_DATEVALUEONLY))
return E_INVALIDARG;
if (!strIn)
return DISP_E_TYPEMISMATCH;
*pdateOut = 0.0;
TRACE("(%s,0x%08lx,0x%08lx,%p)\n", debugstr_w(strIn), lcid, dwFlags, pdateOut);
memset(&dp, 0, sizeof(dp));
GetLocaleInfoW(lcid, LOCALE_IDATE|LOCALE_RETURN_NUMBER|(dwFlags & LOCALE_NOUSEROVERRIDE),
(LPWSTR)&iDate, sizeof(iDate)/sizeof(WCHAR));
TRACE("iDate is %ld\n", iDate);
/* Get the month/day/am/pm tokens for this locale */
for (i = 0; i < sizeof(tokens)/sizeof(tokens[0]); i++)
{
WCHAR buff[128];
LCTYPE lctype = ParseDateTokens[i] | (dwFlags & LOCALE_NOUSEROVERRIDE);
/* FIXME: Alternate calendars - should use GetCalendarInfo() and/or
* GetAltMonthNames(). We should really cache these strings too.
*/
buff[0] = '\0';
GetLocaleInfoW(lcid, lctype, buff, sizeof(buff)/sizeof(WCHAR));
tokens[i] = SysAllocString(buff);
TRACE("token %d is %s\n", i, debugstr_w(tokens[i]));
}
/* Parse the string into our structure */
while (*strIn)
{
if (dp.dwCount > 6)
break;
if (isdigitW(*strIn))
{
dp.dwValues[dp.dwCount] = strtoulW(strIn, &strIn, 10);
dp.dwCount++;
strIn--;
}
else if (isalpha(*strIn))
{
BOOL bFound = FALSE;
for (i = 0; i < sizeof(tokens)/sizeof(tokens[0]); i++)
{
DWORD dwLen = strlenW(tokens[i]);
if (dwLen && !strncmpiW(strIn, tokens[i], dwLen))
{
if (i <= 25)
{
dp.dwValues[dp.dwCount] = ParseDateMonths[i];
dp.dwFlags[dp.dwCount] |= (DP_MONTH|DP_DATESEP);
dp.dwCount++;
}
else if (i > 39)
{
if (!dp.dwCount || dp.dwParseFlags & (DP_AM|DP_PM))
hRet = DISP_E_TYPEMISMATCH;
else
{
dp.dwFlags[dp.dwCount - 1] |= (i == 40 ? DP_AM : DP_PM);
dp.dwParseFlags |= (i == 40 ? DP_AM : DP_PM);
}
}
strIn += (dwLen - 1);
bFound = TRUE;
break;
}
}
if (!bFound)
{
if ((*strIn == 'a' || *strIn == 'A' || *strIn == 'p' || *strIn == 'P') &&
(dp.dwCount && !(dp.dwParseFlags & (DP_AM|DP_PM))))
{
/* Special case - 'a' and 'p' are recognised as short for am/pm */
if (*strIn == 'a' || *strIn == 'A')
{
dp.dwFlags[dp.dwCount - 1] |= DP_AM;
dp.dwParseFlags |= DP_AM;
}
else
{
dp.dwFlags[dp.dwCount - 1] |= DP_PM;
dp.dwParseFlags |= DP_PM;
}
strIn++;
}
else
{
TRACE("No matching token for %s\n", debugstr_w(strIn));
hRet = DISP_E_TYPEMISMATCH;
break;
}
}
}
else if (*strIn == ':' || *strIn == '.')
{
if (!dp.dwCount || !strIn[1])
hRet = DISP_E_TYPEMISMATCH;
else
dp.dwFlags[dp.dwCount - 1] |= DP_TIMESEP;
}
else if (*strIn == '-' || *strIn == '/')
{
dwDateSeps++;
if (dwDateSeps > 2 || !dp.dwCount || !strIn[1])
hRet = DISP_E_TYPEMISMATCH;
else
dp.dwFlags[dp.dwCount - 1] |= DP_DATESEP;
}
else if (*strIn == ',' || isspaceW(*strIn))
{
if (*strIn == ',' && !strIn[1])
hRet = DISP_E_TYPEMISMATCH;
}
else
{
hRet = DISP_E_TYPEMISMATCH;
}
strIn++;
}
if (!dp.dwCount || dp.dwCount > 6 ||
(dp.dwCount == 1 && !(dp.dwParseFlags & (DP_AM|DP_PM))))
hRet = DISP_E_TYPEMISMATCH;
if (SUCCEEDED(hRet))
{
SYSTEMTIME st;
DWORD dwOffset = 0; /* Start of date fields in dp.dwValues */
st.wDayOfWeek = st.wHour = st.wMinute = st.wSecond = st.wMilliseconds = 0;
/* Figure out which numbers correspond to which fields.
*
* This switch statement works based on the fact that native interprets any
* fields that are not joined with a time seperator ('.' or ':') as date
* fields. Thus we construct a value from 0-32 where each set bit indicates
* a time field. This encapsulates the hundreds of permutations of 2-6 fields.
* For valid permutations, we set dwOffset to point to the first date field
* and shorten dp.dwCount by the number of time fields found. The real
* magic here occurs in VARIANT_MakeDate() above, where we determine what
* each date number must represent in the context of iDate.
*/
TRACE("0x%08lx\n", TIMEFLAG(0)|TIMEFLAG(1)|TIMEFLAG(2)|TIMEFLAG(3)|TIMEFLAG(4));
switch (TIMEFLAG(0)|TIMEFLAG(1)|TIMEFLAG(2)|TIMEFLAG(3)|TIMEFLAG(4))
{
case 0x1: /* TT TTDD TTDDD */
if (dp.dwCount > 3 &&
((dp.dwFlags[2] & (DP_AM|DP_PM)) || (dp.dwFlags[3] & (DP_AM|DP_PM)) ||
(dp.dwFlags[4] & (DP_AM|DP_PM))))
hRet = DISP_E_TYPEMISMATCH;
else if (dp.dwCount != 2 && dp.dwCount != 4 && dp.dwCount != 5)
hRet = DISP_E_TYPEMISMATCH;
st.wHour = dp.dwValues[0];
st.wMinute = dp.dwValues[1];
dp.dwCount -= 2;
dwOffset = 2;
break;
case 0x3: /* TTT TTTDD TTTDDD */
if (dp.dwCount > 4 &&
((dp.dwFlags[3] & (DP_AM|DP_PM)) || (dp.dwFlags[4] & (DP_AM|DP_PM)) ||
(dp.dwFlags[5] & (DP_AM|DP_PM))))
hRet = DISP_E_TYPEMISMATCH;
else if (dp.dwCount != 3 && dp.dwCount != 5 && dp.dwCount != 6)
hRet = DISP_E_TYPEMISMATCH;
st.wHour = dp.dwValues[0];
st.wMinute = dp.dwValues[1];
st.wSecond = dp.dwValues[2];
dwOffset = 3;
dp.dwCount -= 3;
break;
case 0x4: /* DDTT */
if (dp.dwCount != 4 ||
(dp.dwFlags[0] & (DP_AM|DP_PM)) || (dp.dwFlags[1] & (DP_AM|DP_PM)))
hRet = DISP_E_TYPEMISMATCH;
st.wHour = dp.dwValues[2];
st.wMinute = dp.dwValues[3];
dp.dwCount -= 2;
break;
case 0x0: /* T DD DDD TDDD TDDD */
if (dp.dwCount == 1 && (dp.dwParseFlags & (DP_AM|DP_PM)))
{
st.wHour = dp.dwValues[0]; /* T */
dp.dwCount = 0;
break;
}
else if (dp.dwCount > 4 || (dp.dwCount < 3 && dp.dwParseFlags & (DP_AM|DP_PM)))
{
hRet = DISP_E_TYPEMISMATCH;
}
else if (dp.dwCount == 3)
{
if (dp.dwFlags[0] & (DP_AM|DP_PM)) /* TDD */
{
dp.dwCount = 2;
st.wHour = dp.dwValues[0];
dwOffset = 1;
break;
}
if (dp.dwFlags[2] & (DP_AM|DP_PM)) /* DDT */
{
dp.dwCount = 2;
st.wHour = dp.dwValues[2];
break;
}
else if (dp.dwParseFlags & (DP_AM|DP_PM))
hRet = DISP_E_TYPEMISMATCH;
}
else if (dp.dwCount == 4)
{
dp.dwCount = 3;
if (dp.dwFlags[0] & (DP_AM|DP_PM)) /* TDDD */
{
st.wHour = dp.dwValues[0];
dwOffset = 1;
}
else if (dp.dwFlags[3] & (DP_AM|DP_PM)) /* DDDT */
{
st.wHour = dp.dwValues[3];
}
else
hRet = DISP_E_TYPEMISMATCH;
break;
}
/* .. fall through .. */
case 0x8: /* DDDTT */
if ((dp.dwCount == 2 && (dp.dwParseFlags & (DP_AM|DP_PM))) ||
(dp.dwCount == 5 && ((dp.dwFlags[0] & (DP_AM|DP_PM)) ||
(dp.dwFlags[1] & (DP_AM|DP_PM)) || (dp.dwFlags[2] & (DP_AM|DP_PM)))) ||
dp.dwCount == 4 || dp.dwCount == 6)
hRet = DISP_E_TYPEMISMATCH;
st.wHour = dp.dwValues[3];
st.wMinute = dp.dwValues[4];
if (dp.dwCount == 5)
dp.dwCount -= 2;
break;
case 0xC: /* DDTTT */
if (dp.dwCount != 5 ||
(dp.dwFlags[0] & (DP_AM|DP_PM)) || (dp.dwFlags[1] & (DP_AM|DP_PM)))
hRet = DISP_E_TYPEMISMATCH;
st.wHour = dp.dwValues[2];
st.wMinute = dp.dwValues[3];
st.wSecond = dp.dwValues[4];
dp.dwCount -= 3;
break;
case 0x18: /* DDDTTT */
if ((dp.dwFlags[0] & (DP_AM|DP_PM)) || (dp.dwFlags[1] & (DP_AM|DP_PM)) ||
(dp.dwFlags[2] & (DP_AM|DP_PM)))
hRet = DISP_E_TYPEMISMATCH;
st.wHour = dp.dwValues[3];
st.wMinute = dp.dwValues[4];
st.wSecond = dp.dwValues[5];
dp.dwCount -= 3;
break;
default:
hRet = DISP_E_TYPEMISMATCH;
break;
}
if (SUCCEEDED(hRet))
{
hRet = VARIANT_MakeDate(&dp, iDate, dwOffset, &st);
if (dwFlags & VAR_TIMEVALUEONLY)
{
st.wYear = 1899;
st.wMonth = 12;
st.wDay = 30;
}
else if (dwFlags & VAR_DATEVALUEONLY)
st.wHour = st.wMinute = st.wSecond = 0;
/* Finally, convert the value to a VT_DATE */
if (SUCCEEDED(hRet))
hRet = SystemTimeToVariantTime(&st, pdateOut) ? S_OK : DISP_E_TYPEMISMATCH;
}
}
for (i = 0; i < sizeof(tokens)/sizeof(tokens[0]); i++)
SysFreeString(tokens[i]);
return hRet;
}
/******************************************************************************
* VarDateFromI1 (OLEAUT32.221)
*
* Convert a VT_I1 to a VT_DATE.
*
* PARAMS
* cIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromI1(signed char cIn, DATE* pdateOut)
{
return _VarDateFromI1(cIn, pdateOut);
}
/******************************************************************************
* VarDateFromUI2 (OLEAUT32.222)
*
* Convert a VT_UI2 to a VT_DATE.
*
* PARAMS
* uiIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromUI2(USHORT uiIn, DATE* pdateOut)
{
return _VarDateFromUI2(uiIn, pdateOut);
}
/******************************************************************************
* VarDateFromUI4 (OLEAUT32.223)
*
* Convert a VT_UI4 to a VT_DATE.
*
* PARAMS
* ulIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromUI4(ULONG ulIn, DATE* pdateOut)
{
return _VarDateFromUI4(ulIn, pdateOut);
}
/**********************************************************************
* VarDateFromDec (OLEAUT32.224)
*
* Convert a VT_DECIMAL to a VT_DATE.
*
* PARAMS
* pdecIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* S_OK.
*/
HRESULT WINAPI VarDateFromDec(DECIMAL *pdecIn, DATE* pdateOut)
{
return _VarDateFromDec(pdecIn, pdateOut);
}
/******************************************************************************
* VarDateFromI8 (OLEAUT32.364)
*
* Convert a VT_I8 to a VT_DATE.
*
* PARAMS
* llIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDateFromI8(LONG64 llIn, DATE* pdateOut)
{
return _VarDateFromI8(llIn, pdateOut);
}
/******************************************************************************
* VarDateFromUI8 (OLEAUT32.365)
*
* Convert a VT_UI8 to a VT_DATE.
*
* PARAMS
* ullIn [I] Source
* pdateOut [O] Destination
*
* RETURNS
* Success: S_OK.
* Failure: DISP_E_OVERFLOW, if the value will not fit in the destination
*/
HRESULT WINAPI VarDateFromUI8(ULONG64 ullIn, DATE* pdateOut)
{
return _VarDateFromUI8(ullIn, pdateOut);
}
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