-/*\r
- * VARIANT\r
- *\r
- * Copyright 1998 Jean-Claude Cote\r
- * Copyright 2003 Jon Griffiths\r
- * Copyright 2005 Daniel Remenak\r
- *\r
- * The alorithm for conversion from Julian days to day/month/year is based on\r
- * that devised by Henry Fliegel, as implemented in PostgreSQL, which is\r
- * Copyright 1994-7 Regents of the University of California\r
- *\r
- * This library is free software; you can redistribute it and/or\r
- * modify it under the terms of the GNU Lesser General Public\r
- * License as published by the Free Software Foundation; either\r
- * version 2.1 of the License, or (at your option) any later version.\r
- *\r
- * This library is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\r
- * Lesser General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU Lesser General Public\r
- * License along with this library; if not, write to the Free Software\r
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
- */\r
-\r
-#include "config.h"\r
-\r
-#include <string.h>\r
-#include <stdlib.h>\r
-#include <stdarg.h>\r
-\r
-#define COBJMACROS\r
-#define NONAMELESSUNION\r
-#define NONAMELESSSTRUCT\r
-\r
-#include "windef.h"\r
-#include "winbase.h"\r
-#include "wine/unicode.h"\r
-#include "winerror.h"\r
-#include "variant.h"\r
-#include "wine/debug.h"\r
-\r
-WINE_DEFAULT_DEBUG_CHANNEL(variant);\r
-\r
-const char* wine_vtypes[VT_CLSID] =\r
-{\r
- "VT_EMPTY","VT_NULL","VT_I2","VT_I4","VT_R4","VT_R8","VT_CY","VT_DATE",\r
- "VT_BSTR","VT_DISPATCH","VT_ERROR","VT_BOOL","VT_VARIANT","VT_UNKNOWN",\r
- "VT_DECIMAL","15","VT_I1","VT_UI1","VT_UI2","VT_UI4","VT_I8","VT_UI8",\r
- "VT_INT","VT_UINT","VT_VOID","VT_HRESULT","VT_PTR","VT_SAFEARRAY",\r
- "VT_CARRAY","VT_USERDEFINED","VT_LPSTR","VT_LPWSTR""32","33","34","35",\r
- "VT_RECORD","VT_INT_PTR","VT_UINT_PTR","39","40","41","42","43","44","45",\r
- "46","47","48","49","50","51","52","53","54","55","56","57","58","59","60",\r
- "61","62","63","VT_FILETIME","VT_BLOB","VT_STREAM","VT_STORAGE",\r
- "VT_STREAMED_OBJECT","VT_STORED_OBJECT","VT_BLOB_OBJECT","VT_CF","VT_CLSID"\r
-};\r
-\r
-const char* wine_vflags[16] =\r
-{\r
- "",\r
- "|VT_VECTOR",\r
- "|VT_ARRAY",\r
- "|VT_VECTOR|VT_ARRAY",\r
- "|VT_BYREF",\r
- "|VT_VECTOR|VT_ARRAY",\r
- "|VT_ARRAY|VT_BYREF",\r
- "|VT_VECTOR|VT_ARRAY|VT_BYREF",\r
- "|VT_HARDTYPE",\r
- "|VT_VECTOR|VT_HARDTYPE",\r
- "|VT_ARRAY|VT_HARDTYPE",\r
- "|VT_VECTOR|VT_ARRAY|VT_HARDTYPE",\r
- "|VT_BYREF|VT_HARDTYPE",\r
- "|VT_VECTOR|VT_ARRAY|VT_HARDTYPE",\r
- "|VT_ARRAY|VT_BYREF|VT_HARDTYPE",\r
- "|VT_VECTOR|VT_ARRAY|VT_BYREF|VT_HARDTYPE",\r
-};\r
-\r
-/* Convert a variant from one type to another */\r
-static inline HRESULT VARIANT_Coerce(VARIANTARG* pd, LCID lcid, USHORT wFlags,\r
- VARIANTARG* ps, VARTYPE vt)\r
-{\r
- HRESULT res = DISP_E_TYPEMISMATCH;\r
- VARTYPE vtFrom = V_TYPE(ps);\r
- BOOL bIgnoreOverflow = FALSE;\r
- DWORD dwFlags = 0;\r
-\r
- TRACE("(%p->(%s%s),0x%08lx,0x%04x,%p->(%s%s),%s%s)\n", pd, debugstr_VT(pd),\r
- debugstr_VF(pd), lcid, wFlags, ps, debugstr_VT(ps), debugstr_VF(ps),\r
- debugstr_vt(vt), debugstr_vf(vt));\r
-\r
- if (vt == VT_BSTR || vtFrom == VT_BSTR)\r
- {\r
- /* All flags passed to low level function are only used for\r
- * changing to or from strings. Map these here.\r
- */\r
- if (wFlags & VARIANT_LOCALBOOL)\r
- dwFlags |= VAR_LOCALBOOL;\r
- if (wFlags & VARIANT_CALENDAR_HIJRI)\r
- dwFlags |= VAR_CALENDAR_HIJRI;\r
- if (wFlags & VARIANT_CALENDAR_THAI)\r
- dwFlags |= VAR_CALENDAR_THAI;\r
- if (wFlags & VARIANT_CALENDAR_GREGORIAN)\r
- dwFlags |= VAR_CALENDAR_GREGORIAN;\r
- if (wFlags & VARIANT_NOUSEROVERRIDE)\r
- dwFlags |= LOCALE_NOUSEROVERRIDE;\r
- if (wFlags & VARIANT_USE_NLS)\r
- dwFlags |= LOCALE_USE_NLS;\r
- }\r
-\r
- /* Map int/uint to i4/ui4 */\r
- if (vt == VT_INT)\r
- vt = VT_I4;\r
- else if (vt == VT_UINT)\r
- vt = VT_UI4;\r
-\r
- if (vtFrom == VT_INT)\r
- vtFrom = VT_I4;\r
- else if (vtFrom == VT_UINT)\r
- {\r
- vtFrom = VT_UI4;\r
- if (vt == VT_I4)\r
- bIgnoreOverflow = TRUE;\r
- }\r
-\r
- if (vt == vtFrom)\r
- return VariantCopy(pd, ps);\r
-\r
- if (wFlags & VARIANT_NOVALUEPROP && vtFrom == VT_DISPATCH && vt != VT_UNKNOWN)\r
- {\r
- /* VARIANT_NOVALUEPROP prevents IDispatch objects from being coerced by\r
- * accessing the default object property.\r
- */\r
- return DISP_E_TYPEMISMATCH;\r
- }\r
-\r
- switch (vt)\r
- {\r
- case VT_EMPTY:\r
- if (vtFrom == VT_NULL)\r
- return DISP_E_TYPEMISMATCH;\r
- /* ... Fall through */\r
- case VT_NULL:\r
- if (vtFrom <= VT_UINT && vtFrom != (VARTYPE)15 && vtFrom != VT_ERROR)\r
- {\r
- res = VariantClear( pd );\r
- if (vt == VT_NULL && SUCCEEDED(res))\r
- V_VT(pd) = VT_NULL;\r
- }\r
- return res;\r
-\r
- case VT_I1:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_I1(pd) = 0; return S_OK;\r
- case VT_I2: return VarI1FromI2(V_I2(ps), &V_I1(pd));\r
- case VT_I4: return VarI1FromI4(V_I4(ps), &V_I1(pd));\r
- case VT_UI1: return VarI1FromUI1(V_UI1(ps), &V_I1(pd));\r
- case VT_UI2: return VarI1FromUI2(V_UI2(ps), &V_I1(pd));\r
- case VT_UI4: return VarI1FromUI4(V_UI4(ps), &V_I1(pd));\r
- case VT_I8: return VarI1FromI8(V_I8(ps), &V_I1(pd));\r
- case VT_UI8: return VarI1FromUI8(V_UI8(ps), &V_I1(pd));\r
- case VT_R4: return VarI1FromR4(V_R4(ps), &V_I1(pd));\r
- case VT_R8: return VarI1FromR8(V_R8(ps), &V_I1(pd));\r
- case VT_DATE: return VarI1FromDate(V_DATE(ps), &V_I1(pd));\r
- case VT_BOOL: return VarI1FromBool(V_BOOL(ps), &V_I1(pd));\r
- case VT_CY: return VarI1FromCy(V_CY(ps), &V_I1(pd));\r
- case VT_DECIMAL: return VarI1FromDec(&V_DECIMAL(ps), &V_I1(pd) );\r
- case VT_DISPATCH: return VarI1FromDisp(V_DISPATCH(ps), lcid, &V_I1(pd) );\r
- case VT_BSTR: return VarI1FromStr(V_BSTR(ps), lcid, dwFlags, &V_I1(pd) );\r
- }\r
- break;\r
-\r
- case VT_I2:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_I2(pd) = 0; return S_OK;\r
- case VT_I1: return VarI2FromI1(V_I1(ps), &V_I2(pd));\r
- case VT_I4: return VarI2FromI4(V_I4(ps), &V_I2(pd));\r
- case VT_UI1: return VarI2FromUI1(V_UI1(ps), &V_I2(pd));\r
- case VT_UI2: return VarI2FromUI2(V_UI2(ps), &V_I2(pd));\r
- case VT_UI4: return VarI2FromUI4(V_UI4(ps), &V_I2(pd));\r
- case VT_I8: return VarI2FromI8(V_I8(ps), &V_I2(pd));\r
- case VT_UI8: return VarI2FromUI8(V_UI8(ps), &V_I2(pd));\r
- case VT_R4: return VarI2FromR4(V_R4(ps), &V_I2(pd));\r
- case VT_R8: return VarI2FromR8(V_R8(ps), &V_I2(pd));\r
- case VT_DATE: return VarI2FromDate(V_DATE(ps), &V_I2(pd));\r
- case VT_BOOL: return VarI2FromBool(V_BOOL(ps), &V_I2(pd));\r
- case VT_CY: return VarI2FromCy(V_CY(ps), &V_I2(pd));\r
- case VT_DECIMAL: return VarI2FromDec(&V_DECIMAL(ps), &V_I2(pd));\r
- case VT_DISPATCH: return VarI2FromDisp(V_DISPATCH(ps), lcid, &V_I2(pd));\r
- case VT_BSTR: return VarI2FromStr(V_BSTR(ps), lcid, dwFlags, &V_I2(pd));\r
- }\r
- break;\r
-\r
- case VT_I4:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_I4(pd) = 0; return S_OK;\r
- case VT_I1: return VarI4FromI1(V_I1(ps), &V_I4(pd));\r
- case VT_I2: return VarI4FromI2(V_I2(ps), &V_I4(pd));\r
- case VT_UI1: return VarI4FromUI1(V_UI1(ps), &V_I4(pd));\r
- case VT_UI2: return VarI4FromUI2(V_UI2(ps), &V_I4(pd));\r
- case VT_UI4: \r
- if (bIgnoreOverflow)\r
- {\r
- V_VT(pd) = VT_I4;\r
- V_I4(pd) = V_I4(ps);\r
- return S_OK;\r
- }\r
- return VarI4FromUI4(V_UI4(ps), &V_I4(pd));\r
- case VT_I8: return VarI4FromI8(V_I8(ps), &V_I4(pd));\r
- case VT_UI8: return VarI4FromUI8(V_UI8(ps), &V_I4(pd));\r
- case VT_R4: return VarI4FromR4(V_R4(ps), &V_I4(pd));\r
- case VT_R8: return VarI4FromR8(V_R8(ps), &V_I4(pd));\r
- case VT_DATE: return VarI4FromDate(V_DATE(ps), &V_I4(pd));\r
- case VT_BOOL: return VarI4FromBool(V_BOOL(ps), &V_I4(pd));\r
- case VT_CY: return VarI4FromCy(V_CY(ps), &V_I4(pd));\r
- case VT_DECIMAL: return VarI4FromDec(&V_DECIMAL(ps), &V_I4(pd));\r
- case VT_DISPATCH: return VarI4FromDisp(V_DISPATCH(ps), lcid, &V_I4(pd));\r
- case VT_BSTR: return VarI4FromStr(V_BSTR(ps), lcid, dwFlags, &V_I4(pd));\r
- }\r
- break;\r
-\r
- case VT_UI1:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_UI1(pd) = 0; return S_OK;\r
- case VT_I1: return VarUI1FromI1(V_I1(ps), &V_UI1(pd));\r
- case VT_I2: return VarUI1FromI2(V_I2(ps), &V_UI1(pd));\r
- case VT_I4: return VarUI1FromI4(V_I4(ps), &V_UI1(pd));\r
- case VT_UI2: return VarUI1FromUI2(V_UI2(ps), &V_UI1(pd));\r
- case VT_UI4: return VarUI1FromUI4(V_UI4(ps), &V_UI1(pd));\r
- case VT_I8: return VarUI1FromI8(V_I8(ps), &V_UI1(pd));\r
- case VT_UI8: return VarUI1FromUI8(V_UI8(ps), &V_UI1(pd));\r
- case VT_R4: return VarUI1FromR4(V_R4(ps), &V_UI1(pd));\r
- case VT_R8: return VarUI1FromR8(V_R8(ps), &V_UI1(pd));\r
- case VT_DATE: return VarUI1FromDate(V_DATE(ps), &V_UI1(pd));\r
- case VT_BOOL: return VarUI1FromBool(V_BOOL(ps), &V_UI1(pd));\r
- case VT_CY: return VarUI1FromCy(V_CY(ps), &V_UI1(pd));\r
- case VT_DECIMAL: return VarUI1FromDec(&V_DECIMAL(ps), &V_UI1(pd));\r
- case VT_DISPATCH: return VarUI1FromDisp(V_DISPATCH(ps), lcid, &V_UI1(pd));\r
- case VT_BSTR: return VarUI1FromStr(V_BSTR(ps), lcid, dwFlags, &V_UI1(pd));\r
- }\r
- break;\r
-\r
- case VT_UI2:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_UI2(pd) = 0; return S_OK;\r
- case VT_I1: return VarUI2FromI1(V_I1(ps), &V_UI2(pd));\r
- case VT_I2: return VarUI2FromI2(V_I2(ps), &V_UI2(pd));\r
- case VT_I4: return VarUI2FromI4(V_I4(ps), &V_UI2(pd));\r
- case VT_UI1: return VarUI2FromUI1(V_UI1(ps), &V_UI2(pd));\r
- case VT_UI4: return VarUI2FromUI4(V_UI4(ps), &V_UI2(pd));\r
- case VT_I8: return VarUI4FromI8(V_I8(ps), &V_UI4(pd));\r
- case VT_UI8: return VarUI4FromUI8(V_UI8(ps), &V_UI4(pd));\r
- case VT_R4: return VarUI2FromR4(V_R4(ps), &V_UI2(pd));\r
- case VT_R8: return VarUI2FromR8(V_R8(ps), &V_UI2(pd));\r
- case VT_DATE: return VarUI2FromDate(V_DATE(ps), &V_UI2(pd));\r
- case VT_BOOL: return VarUI2FromBool(V_BOOL(ps), &V_UI2(pd));\r
- case VT_CY: return VarUI2FromCy(V_CY(ps), &V_UI2(pd));\r
- case VT_DECIMAL: return VarUI2FromDec(&V_DECIMAL(ps), &V_UI2(pd));\r
- case VT_DISPATCH: return VarUI2FromDisp(V_DISPATCH(ps), lcid, &V_UI2(pd));\r
- case VT_BSTR: return VarUI2FromStr(V_BSTR(ps), lcid, dwFlags, &V_UI2(pd));\r
- }\r
- break;\r
-\r
- case VT_UI4:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_UI4(pd) = 0; return S_OK;\r
- case VT_I1: return VarUI4FromI1(V_I1(ps), &V_UI4(pd));\r
- case VT_I2: return VarUI4FromI2(V_I2(ps), &V_UI4(pd));\r
- case VT_I4: return VarUI4FromI4(V_I4(ps), &V_UI4(pd));\r
- case VT_UI1: return VarUI4FromUI1(V_UI1(ps), &V_UI4(pd));\r
- case VT_UI2: return VarUI4FromUI2(V_UI2(ps), &V_UI4(pd));\r
- case VT_I8: return VarUI4FromI8(V_I8(ps), &V_UI4(pd));\r
- case VT_UI8: return VarUI4FromUI8(V_UI8(ps), &V_UI4(pd));\r
- case VT_R4: return VarUI4FromR4(V_R4(ps), &V_UI4(pd));\r
- case VT_R8: return VarUI4FromR8(V_R8(ps), &V_UI4(pd));\r
- case VT_DATE: return VarUI4FromDate(V_DATE(ps), &V_UI4(pd));\r
- case VT_BOOL: return VarUI4FromBool(V_BOOL(ps), &V_UI4(pd));\r
- case VT_CY: return VarUI4FromCy(V_CY(ps), &V_UI4(pd));\r
- case VT_DECIMAL: return VarUI4FromDec(&V_DECIMAL(ps), &V_UI4(pd));\r
- case VT_DISPATCH: return VarUI4FromDisp(V_DISPATCH(ps), lcid, &V_UI4(pd));\r
- case VT_BSTR: return VarUI4FromStr(V_BSTR(ps), lcid, dwFlags, &V_UI4(pd));\r
- }\r
- break;\r
-\r
- case VT_UI8:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_UI8(pd) = 0; return S_OK;\r
- case VT_I4: if (V_I4(ps) < 0) return DISP_E_OVERFLOW; V_UI8(pd) = V_I4(ps); return S_OK;\r
- case VT_I1: return VarUI8FromI1(V_I1(ps), &V_UI8(pd));\r
- case VT_I2: return VarUI8FromI2(V_I2(ps), &V_UI8(pd));\r
- case VT_UI1: return VarUI8FromUI1(V_UI1(ps), &V_UI8(pd));\r
- case VT_UI2: return VarUI8FromUI2(V_UI2(ps), &V_UI8(pd));\r
- case VT_UI4: return VarUI8FromUI4(V_UI4(ps), &V_UI8(pd));\r
- case VT_I8: return VarUI8FromI8(V_I8(ps), &V_UI8(pd));\r
- case VT_R4: return VarUI8FromR4(V_R4(ps), &V_UI8(pd));\r
- case VT_R8: return VarUI8FromR8(V_R8(ps), &V_UI8(pd));\r
- case VT_DATE: return VarUI8FromDate(V_DATE(ps), &V_UI8(pd));\r
- case VT_BOOL: return VarUI8FromBool(V_BOOL(ps), &V_UI8(pd));\r
- case VT_CY: return VarUI8FromCy(V_CY(ps), &V_UI8(pd));\r
- case VT_DECIMAL: return VarUI8FromDec(&V_DECIMAL(ps), &V_UI8(pd));\r
- case VT_DISPATCH: return VarUI8FromDisp(V_DISPATCH(ps), lcid, &V_UI8(pd));\r
- case VT_BSTR: return VarUI8FromStr(V_BSTR(ps), lcid, dwFlags, &V_UI8(pd));\r
- }\r
- break;\r
-\r
- case VT_I8:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_I8(pd) = 0; return S_OK;\r
- case VT_I4: V_I8(pd) = V_I4(ps); return S_OK;\r
- case VT_I1: return VarI8FromI1(V_I1(ps), &V_I8(pd));\r
- case VT_I2: return VarI8FromI2(V_I2(ps), &V_I8(pd));\r
- case VT_UI1: return VarI8FromUI1(V_UI1(ps), &V_I8(pd));\r
- case VT_UI2: return VarI8FromUI2(V_UI2(ps), &V_I8(pd));\r
- case VT_UI4: return VarI8FromUI4(V_UI4(ps), &V_I8(pd));\r
- case VT_UI8: return VarI8FromUI8(V_I8(ps), &V_I8(pd));\r
- case VT_R4: return VarI8FromR4(V_R4(ps), &V_I8(pd));\r
- case VT_R8: return VarI8FromR8(V_R8(ps), &V_I8(pd));\r
- case VT_DATE: return VarI8FromDate(V_DATE(ps), &V_I8(pd));\r
- case VT_BOOL: return VarI8FromBool(V_BOOL(ps), &V_I8(pd));\r
- case VT_CY: return VarI8FromCy(V_CY(ps), &V_I8(pd));\r
- case VT_DECIMAL: return VarI8FromDec(&V_DECIMAL(ps), &V_I8(pd));\r
- case VT_DISPATCH: return VarI8FromDisp(V_DISPATCH(ps), lcid, &V_I8(pd));\r
- case VT_BSTR: return VarI8FromStr(V_BSTR(ps), lcid, dwFlags, &V_I8(pd));\r
- }\r
- break;\r
-\r
- case VT_R4:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_R4(pd) = 0.0f; return S_OK;\r
- case VT_I1: return VarR4FromI1(V_I1(ps), &V_R4(pd));\r
- case VT_I2: return VarR4FromI2(V_I2(ps), &V_R4(pd));\r
- case VT_I4: return VarR4FromI4(V_I4(ps), &V_R4(pd));\r
- case VT_UI1: return VarR4FromUI1(V_UI1(ps), &V_R4(pd));\r
- case VT_UI2: return VarR4FromUI2(V_UI2(ps), &V_R4(pd));\r
- case VT_UI4: return VarR4FromUI4(V_UI4(ps), &V_R4(pd));\r
- case VT_I8: return VarR4FromI8(V_I8(ps), &V_R4(pd));\r
- case VT_UI8: return VarR4FromUI8(V_UI8(ps), &V_R4(pd));\r
- case VT_R8: return VarR4FromR8(V_R8(ps), &V_R4(pd));\r
- case VT_DATE: return VarR4FromDate(V_DATE(ps), &V_R4(pd));\r
- case VT_BOOL: return VarR4FromBool(V_BOOL(ps), &V_R4(pd));\r
- case VT_CY: return VarR4FromCy(V_CY(ps), &V_R4(pd));\r
- case VT_DECIMAL: return VarR4FromDec(&V_DECIMAL(ps), &V_R4(pd));\r
- case VT_DISPATCH: return VarR4FromDisp(V_DISPATCH(ps), lcid, &V_R4(pd));\r
- case VT_BSTR: return VarR4FromStr(V_BSTR(ps), lcid, dwFlags, &V_R4(pd));\r
- }\r
- break;\r
-\r
- case VT_R8:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_R8(pd) = 0.0; return S_OK;\r
- case VT_I1: return VarR8FromI1(V_I1(ps), &V_R8(pd));\r
- case VT_I2: return VarR8FromI2(V_I2(ps), &V_R8(pd));\r
- case VT_I4: return VarR8FromI4(V_I4(ps), &V_R8(pd));\r
- case VT_UI1: return VarR8FromUI1(V_UI1(ps), &V_R8(pd));\r
- case VT_UI2: return VarR8FromUI2(V_UI2(ps), &V_R8(pd));\r
- case VT_UI4: return VarR8FromUI4(V_UI4(ps), &V_R8(pd));\r
- case VT_I8: return VarR8FromI8(V_I8(ps), &V_R8(pd));\r
- case VT_UI8: return VarR8FromUI8(V_UI8(ps), &V_R8(pd));\r
- case VT_R4: return VarR8FromR4(V_R4(ps), &V_R8(pd));\r
- case VT_DATE: return VarR8FromDate(V_DATE(ps), &V_R8(pd));\r
- case VT_BOOL: return VarR8FromBool(V_BOOL(ps), &V_R8(pd));\r
- case VT_CY: return VarR8FromCy(V_CY(ps), &V_R8(pd));\r
- case VT_DECIMAL: return VarR8FromDec(&V_DECIMAL(ps), &V_R8(pd));\r
- case VT_DISPATCH: return VarR8FromDisp(V_DISPATCH(ps), lcid, &V_R8(pd));\r
- case VT_BSTR: return VarR8FromStr(V_BSTR(ps), lcid, dwFlags, &V_R8(pd));\r
- }\r
- break;\r
-\r
- case VT_DATE:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_DATE(pd) = 0.0; return S_OK;\r
- case VT_I1: return VarDateFromI1(V_I1(ps), &V_DATE(pd));\r
- case VT_I2: return VarDateFromI2(V_I2(ps), &V_DATE(pd));\r
- case VT_I4: return VarDateFromI4(V_I4(ps), &V_DATE(pd));\r
- case VT_UI1: return VarDateFromUI1(V_UI1(ps), &V_DATE(pd));\r
- case VT_UI2: return VarDateFromUI2(V_UI2(ps), &V_DATE(pd));\r
- case VT_UI4: return VarDateFromUI4(V_UI4(ps), &V_DATE(pd));\r
- case VT_I8: return VarDateFromI8(V_I8(ps), &V_DATE(pd));\r
- case VT_UI8: return VarDateFromUI8(V_UI8(ps), &V_DATE(pd));\r
- case VT_R4: return VarDateFromR4(V_R4(ps), &V_DATE(pd));\r
- case VT_R8: return VarDateFromR8(V_R8(ps), &V_DATE(pd));\r
- case VT_BOOL: return VarDateFromBool(V_BOOL(ps), &V_DATE(pd));\r
- case VT_CY: return VarDateFromCy(V_CY(ps), &V_DATE(pd));\r
- case VT_DECIMAL: return VarDateFromDec(&V_DECIMAL(ps), &V_DATE(pd));\r
- case VT_DISPATCH: return VarDateFromDisp(V_DISPATCH(ps), lcid, &V_DATE(pd));\r
- case VT_BSTR: return VarDateFromStr(V_BSTR(ps), lcid, dwFlags, &V_DATE(pd));\r
- }\r
- break;\r
-\r
- case VT_BOOL:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_BOOL(pd) = 0; return S_OK;\r
- case VT_I1: return VarBoolFromI1(V_I1(ps), &V_BOOL(pd));\r
- case VT_I2: return VarBoolFromI2(V_I2(ps), &V_BOOL(pd));\r
- case VT_I4: return VarBoolFromI4(V_I4(ps), &V_BOOL(pd));\r
- case VT_UI1: return VarBoolFromUI1(V_UI1(ps), &V_BOOL(pd));\r
- case VT_UI2: return VarBoolFromUI2(V_UI2(ps), &V_BOOL(pd));\r
- case VT_UI4: return VarBoolFromUI4(V_UI4(ps), &V_BOOL(pd));\r
- case VT_I8: return VarBoolFromI8(V_I8(ps), &V_BOOL(pd));\r
- case VT_UI8: return VarBoolFromUI8(V_UI8(ps), &V_BOOL(pd));\r
- case VT_R4: return VarBoolFromR4(V_R4(ps), &V_BOOL(pd));\r
- case VT_R8: return VarBoolFromR8(V_R8(ps), &V_BOOL(pd));\r
- case VT_DATE: return VarBoolFromDate(V_DATE(ps), &V_BOOL(pd));\r
- case VT_CY: return VarBoolFromCy(V_CY(ps), &V_BOOL(pd));\r
- case VT_DECIMAL: return VarBoolFromDec(&V_DECIMAL(ps), &V_BOOL(pd));\r
- case VT_DISPATCH: return VarBoolFromDisp(V_DISPATCH(ps), lcid, &V_BOOL(pd));\r
- case VT_BSTR: return VarBoolFromStr(V_BSTR(ps), lcid, dwFlags, &V_BOOL(pd));\r
- }\r
- break;\r
-\r
- case VT_BSTR:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY:\r
- V_BSTR(pd) = SysAllocStringLen(NULL, 0);\r
- return V_BSTR(pd) ? S_OK : E_OUTOFMEMORY;\r
- case VT_BOOL:\r
- if (wFlags & (VARIANT_ALPHABOOL|VARIANT_LOCALBOOL))\r
- return VarBstrFromBool(V_BOOL(ps), lcid, dwFlags, &V_BSTR(pd));\r
- return VarBstrFromI2(V_BOOL(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_I1: return VarBstrFromI1(V_I1(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_I2: return VarBstrFromI2(V_I2(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_I4: return VarBstrFromI4(V_I4(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_UI1: return VarBstrFromUI1(V_UI1(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_UI2: return VarBstrFromUI2(V_UI2(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_UI4: return VarBstrFromUI4(V_UI4(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_I8: return VarBstrFromI8(V_I8(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_UI8: return VarBstrFromUI8(V_UI8(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_R4: return VarBstrFromR4(V_R4(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_R8: return VarBstrFromR8(V_R8(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_DATE: return VarBstrFromDate(V_DATE(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_CY: return VarBstrFromCy(V_CY(ps), lcid, dwFlags, &V_BSTR(pd));\r
- case VT_DECIMAL: return VarBstrFromDec(&V_DECIMAL(ps), lcid, dwFlags, &V_BSTR(pd));\r
-/* case VT_DISPATCH: return VarBstrFromDisp(V_DISPATCH(ps), lcid, dwFlags, &V_BSTR(pd)); */\r
- }\r
- break;\r
-\r
- case VT_CY:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY: V_CY(pd).int64 = 0; return S_OK;\r
- case VT_I1: return VarCyFromI1(V_I1(ps), &V_CY(pd));\r
- case VT_I2: return VarCyFromI2(V_I2(ps), &V_CY(pd));\r
- case VT_I4: return VarCyFromI4(V_I4(ps), &V_CY(pd));\r
- case VT_UI1: return VarCyFromUI1(V_UI1(ps), &V_CY(pd));\r
- case VT_UI2: return VarCyFromUI2(V_UI2(ps), &V_CY(pd));\r
- case VT_UI4: return VarCyFromUI4(V_UI4(ps), &V_CY(pd));\r
- case VT_I8: return VarCyFromI8(V_I8(ps), &V_CY(pd));\r
- case VT_UI8: return VarCyFromUI8(V_UI8(ps), &V_CY(pd));\r
- case VT_R4: return VarCyFromR4(V_R4(ps), &V_CY(pd));\r
- case VT_R8: return VarCyFromR8(V_R8(ps), &V_CY(pd));\r
- case VT_DATE: return VarCyFromDate(V_DATE(ps), &V_CY(pd));\r
- case VT_BOOL: return VarCyFromBool(V_BOOL(ps), &V_CY(pd));\r
- case VT_DECIMAL: return VarCyFromDec(&V_DECIMAL(ps), &V_CY(pd));\r
- case VT_DISPATCH: return VarCyFromDisp(V_DISPATCH(ps), lcid, &V_CY(pd));\r
- case VT_BSTR: return VarCyFromStr(V_BSTR(ps), lcid, dwFlags, &V_CY(pd));\r
- }\r
- break;\r
-\r
- case VT_DECIMAL:\r
- switch (vtFrom)\r
- {\r
- case VT_EMPTY:\r
- case VT_BOOL:\r
- DEC_SIGNSCALE(&V_DECIMAL(pd)) = SIGNSCALE(DECIMAL_POS,0);\r
- DEC_HI32(&V_DECIMAL(pd)) = 0;\r
- DEC_MID32(&V_DECIMAL(pd)) = 0;\r
- /* VarDecFromBool() coerces to -1/0, ChangeTypeEx() coerces to 1/0.\r
- * VT_NULL and VT_EMPTY always give a 0 value.\r
- */\r
- DEC_LO32(&V_DECIMAL(pd)) = vtFrom == VT_BOOL && V_BOOL(ps) ? 1 : 0;\r
- return S_OK;\r
- case VT_I1: return VarDecFromI1(V_I1(ps), &V_DECIMAL(pd));\r
- case VT_I2: return VarDecFromI2(V_I2(ps), &V_DECIMAL(pd));\r
- case VT_I4: return VarDecFromI4(V_I4(ps), &V_DECIMAL(pd));\r
- case VT_UI1: return VarDecFromUI1(V_UI1(ps), &V_DECIMAL(pd));\r
- case VT_UI2: return VarDecFromUI2(V_UI2(ps), &V_DECIMAL(pd));\r
- case VT_UI4: return VarDecFromUI4(V_UI4(ps), &V_DECIMAL(pd));\r
- case VT_I8: return VarDecFromI8(V_I8(ps), &V_DECIMAL(pd));\r
- case VT_UI8: return VarDecFromUI8(V_UI8(ps), &V_DECIMAL(pd));\r
- case VT_R4: return VarDecFromR4(V_R4(ps), &V_DECIMAL(pd));\r
- case VT_R8: return VarDecFromR8(V_R8(ps), &V_DECIMAL(pd));\r
- case VT_DATE: return VarDecFromDate(V_DATE(ps), &V_DECIMAL(pd));\r
- case VT_CY: return VarDecFromCy(V_CY(ps), &V_DECIMAL(pd));\r
- case VT_DISPATCH: return VarDecFromDisp(V_DISPATCH(ps), lcid, &V_DECIMAL(pd));\r
- case VT_BSTR: return VarDecFromStr(V_BSTR(ps), lcid, dwFlags, &V_DECIMAL(pd));\r
- }\r
- break;\r
-\r
- case VT_UNKNOWN:\r
- switch (vtFrom)\r
- {\r
- case VT_DISPATCH:\r
- if (V_DISPATCH(ps) == NULL)\r
- V_UNKNOWN(pd) = NULL;\r
- else\r
- res = IDispatch_QueryInterface(V_DISPATCH(ps), &IID_IUnknown, (LPVOID*)&V_UNKNOWN(pd));\r
- break;\r
- }\r
- break;\r
-\r
- case VT_DISPATCH:\r
- switch (vtFrom)\r
- {\r
- case VT_UNKNOWN:\r
- if (V_UNKNOWN(ps) == NULL)\r
- V_DISPATCH(pd) = NULL;\r
- else\r
- res = IUnknown_QueryInterface(V_UNKNOWN(ps), &IID_IDispatch, (LPVOID*)&V_DISPATCH(pd));\r
- break;\r
- }\r
- break;\r
-\r
- case VT_RECORD:\r
- break;\r
- }\r
- return res;\r
-}\r
-\r
-/* Coerce to/from an array */\r
-static inline HRESULT VARIANT_CoerceArray(VARIANTARG* pd, VARIANTARG* ps, VARTYPE vt)\r
-{\r
- if (vt == VT_BSTR && V_VT(ps) == (VT_ARRAY|VT_UI1))\r
- return BstrFromVector(V_ARRAY(ps), &V_BSTR(pd));\r
-\r
- if (V_VT(ps) == VT_BSTR && vt == (VT_ARRAY|VT_UI1))\r
- return VectorFromBstr(V_BSTR(ps), &V_ARRAY(ps));\r
-\r
- if (V_VT(ps) == vt)\r
- return SafeArrayCopy(V_ARRAY(ps), &V_ARRAY(pd));\r
-\r
- return DISP_E_TYPEMISMATCH;\r
-}\r
-\r
-/******************************************************************************\r
- * Check if a variants type is valid.\r
- */\r
-static inline HRESULT VARIANT_ValidateType(VARTYPE vt)\r
-{\r
- VARTYPE vtExtra = vt & VT_EXTRA_TYPE;\r
-\r
- vt &= VT_TYPEMASK;\r
-\r
- if (!(vtExtra & (VT_VECTOR|VT_RESERVED)))\r
- {\r
- if (vt < VT_VOID || vt == VT_RECORD || vt == VT_CLSID)\r
- {\r
- if ((vtExtra & (VT_BYREF|VT_ARRAY)) && vt <= VT_NULL)\r
- return DISP_E_BADVARTYPE;\r
- if (vt != (VARTYPE)15)\r
- return S_OK;\r
- }\r
- }\r
- return DISP_E_BADVARTYPE;\r
-}\r
-\r
-/******************************************************************************\r
- * VariantInit [OLEAUT32.8]\r
- *\r
- * Initialise a variant.\r
- *\r
- * PARAMS\r
- * pVarg [O] Variant to initialise\r
- *\r
- * RETURNS\r
- * Nothing.\r
- *\r
- * NOTES\r
- * This function simply sets the type of the variant to VT_EMPTY. It does not\r
- * free any existing value, use VariantClear() for that.\r
- */\r
-void WINAPI VariantInit(VARIANTARG* pVarg)\r
-{\r
- TRACE("(%p)\n", pVarg);\r
-\r
- V_VT(pVarg) = VT_EMPTY; /* Native doesn't set any other fields */\r
-}\r
-\r
-/******************************************************************************\r
- * VariantClear [OLEAUT32.9]\r
- *\r
- * Clear a variant.\r
- *\r
- * PARAMS\r
- * pVarg [I/O] Variant to clear\r
- *\r
- * RETURNS\r
- * Success: S_OK. Any previous value in pVarg is freed and its type is set to VT_EMPTY.\r
- * Failure: DISP_E_BADVARTYPE, if the variant is a not a valid variant type.\r
- */\r
-HRESULT WINAPI VariantClear(VARIANTARG* pVarg)\r
-{\r
- HRESULT hres = S_OK;\r
-\r
- TRACE("(%p->(%s%s))\n", pVarg, debugstr_VT(pVarg), debugstr_VF(pVarg));\r
-\r
- hres = VARIANT_ValidateType(V_VT(pVarg));\r
-\r
- if (SUCCEEDED(hres))\r
- {\r
- if (!V_ISBYREF(pVarg))\r
- {\r
- if (V_ISARRAY(pVarg) || V_VT(pVarg) == VT_SAFEARRAY)\r
- {\r
- if (V_ARRAY(pVarg))\r
- hres = SafeArrayDestroy(V_ARRAY(pVarg));\r
- }\r
- else if (V_VT(pVarg) == VT_BSTR)\r
- {\r
- if (V_BSTR(pVarg))\r
- SysFreeString(V_BSTR(pVarg));\r
- }\r
- else if (V_VT(pVarg) == VT_RECORD)\r
- {\r
- struct __tagBRECORD* pBr = &V_UNION(pVarg,brecVal);\r
- if (pBr->pRecInfo)\r
- {\r
- IRecordInfo_RecordClear(pBr->pRecInfo, pBr->pvRecord);\r
- IRecordInfo_Release(pBr->pRecInfo);\r
- }\r
- }\r
- else if (V_VT(pVarg) == VT_DISPATCH ||\r
- V_VT(pVarg) == VT_UNKNOWN)\r
- {\r
- if (V_UNKNOWN(pVarg))\r
- IUnknown_Release(V_UNKNOWN(pVarg));\r
- }\r
- else if (V_VT(pVarg) == VT_VARIANT)\r
- {\r
- if (V_VARIANTREF(pVarg))\r
- VariantClear(V_VARIANTREF(pVarg));\r
- }\r
- }\r
- V_VT(pVarg) = VT_EMPTY;\r
- }\r
- return hres;\r
-}\r
-\r
-/******************************************************************************\r
- * Copy an IRecordInfo object contained in a variant.\r
- */\r
-static HRESULT VARIANT_CopyIRecordInfo(struct __tagBRECORD* pBr)\r
-{\r
- HRESULT hres = S_OK;\r
-\r
- if (pBr->pRecInfo)\r
- {\r
- ULONG ulSize;\r
-\r
- hres = IRecordInfo_GetSize(pBr->pRecInfo, &ulSize);\r
- if (SUCCEEDED(hres))\r
- {\r
- PVOID pvRecord = HeapAlloc(GetProcessHeap(), 0, ulSize);\r
- if (!pvRecord)\r
- hres = E_OUTOFMEMORY;\r
- else\r
- {\r
- memcpy(pvRecord, pBr->pvRecord, ulSize);\r
- pBr->pvRecord = pvRecord;\r
-\r
- hres = IRecordInfo_RecordCopy(pBr->pRecInfo, pvRecord, pvRecord);\r
- if (SUCCEEDED(hres))\r
- IRecordInfo_AddRef(pBr->pRecInfo);\r
- }\r
- }\r
- }\r
- else if (pBr->pvRecord)\r
- hres = E_INVALIDARG;\r
- return hres;\r
-}\r
-\r
-/******************************************************************************\r
- * VariantCopy [OLEAUT32.10]\r
- *\r
- * Copy a variant.\r
- *\r
- * PARAMS\r
- * pvargDest [O] Destination for copy\r
- * pvargSrc [I] Source variant to copy\r
- *\r
- * RETURNS\r
- * Success: S_OK. pvargDest contains a copy of pvargSrc.\r
- * Failure: DISP_E_BADVARTYPE, if either variant has an invalid type.\r
- * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an\r
- * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),\r
- * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.\r
- *\r
- * NOTES\r
- * - If pvargSrc == pvargDest, this function does nothing, and succeeds if\r
- * pvargSrc is valid. Otherwise, pvargDest is always cleared using\r
- * VariantClear() before pvargSrc is copied to it. If clearing pvargDest\r
- * fails, so does this function.\r
- * - VT_CLSID is a valid type type for pvargSrc, but not for pvargDest.\r
- * - For by-value non-intrinsic types, a deep copy is made, i.e. The whole value\r
- * is copied rather than just any pointers to it.\r
- * - For by-value object types the object pointer is copied and the objects\r
- * reference count increased using IUnknown_AddRef().\r
- * - For all by-reference types, only the referencing pointer is copied.\r
- */\r
-HRESULT WINAPI VariantCopy(VARIANTARG* pvargDest, VARIANTARG* pvargSrc)\r
-{\r
- HRESULT hres = S_OK;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s))\n", pvargDest, debugstr_VT(pvargDest),\r
- debugstr_VF(pvargDest), pvargSrc, debugstr_VT(pvargSrc),\r
- debugstr_VF(pvargSrc));\r
-\r
- if (V_TYPE(pvargSrc) == VT_CLSID || /* VT_CLSID is a special case */\r
- FAILED(VARIANT_ValidateType(V_VT(pvargSrc))))\r
- return DISP_E_BADVARTYPE;\r
-\r
- if (pvargSrc != pvargDest &&\r
- SUCCEEDED(hres = VariantClear(pvargDest)))\r
- {\r
- *pvargDest = *pvargSrc; /* Shallow copy the value */\r
-\r
- if (!V_ISBYREF(pvargSrc))\r
- {\r
- if (V_ISARRAY(pvargSrc))\r
- {\r
- if (V_ARRAY(pvargSrc))\r
- hres = SafeArrayCopy(V_ARRAY(pvargSrc), &V_ARRAY(pvargDest));\r
- }\r
- else if (V_VT(pvargSrc) == VT_BSTR)\r
- {\r
- if (V_BSTR(pvargSrc))\r
- {\r
- V_BSTR(pvargDest) = SysAllocStringByteLen((char*)V_BSTR(pvargSrc), SysStringByteLen(V_BSTR(pvargSrc)));\r
- if (!V_BSTR(pvargDest))\r
- {\r
- TRACE("!V_BSTR(pvargDest), SysAllocStringByteLen() failed to allocate %d bytes\n", SysStringByteLen(V_BSTR(pvargSrc)));\r
- hres = E_OUTOFMEMORY;\r
- }\r
- }\r
- }\r
- else if (V_VT(pvargSrc) == VT_RECORD)\r
- {\r
- hres = VARIANT_CopyIRecordInfo(&V_UNION(pvargDest,brecVal));\r
- }\r
- else if (V_VT(pvargSrc) == VT_DISPATCH ||\r
- V_VT(pvargSrc) == VT_UNKNOWN)\r
- {\r
- if (V_UNKNOWN(pvargSrc))\r
- IUnknown_AddRef(V_UNKNOWN(pvargSrc));\r
- }\r
- }\r
- }\r
- return hres;\r
-}\r
-\r
-/* Return the byte size of a variants data */\r
-static inline size_t VARIANT_DataSize(const VARIANT* pv)\r
-{\r
- switch (V_TYPE(pv))\r
- {\r
- case VT_I1:\r
- case VT_UI1: return sizeof(BYTE);\r
- case VT_I2:\r
- case VT_UI2: return sizeof(SHORT);\r
- case VT_INT:\r
- case VT_UINT:\r
- case VT_I4:\r
- case VT_UI4: return sizeof(LONG);\r
- case VT_I8:\r
- case VT_UI8: return sizeof(LONGLONG);\r
- case VT_R4: return sizeof(float);\r
- case VT_R8: return sizeof(double);\r
- case VT_DATE: return sizeof(DATE);\r
- case VT_BOOL: return sizeof(VARIANT_BOOL);\r
- case VT_DISPATCH:\r
- case VT_UNKNOWN:\r
- case VT_BSTR: return sizeof(void*);\r
- case VT_CY: return sizeof(CY);\r
- case VT_ERROR: return sizeof(SCODE);\r
- }\r
- TRACE("Shouldn't be called for vt %s%s!\n", debugstr_VT(pv), debugstr_VF(pv));\r
- return 0;\r
-}\r
-\r
-/******************************************************************************\r
- * VariantCopyInd [OLEAUT32.11]\r
- *\r
- * Copy a variant, dereferencing it it is by-reference.\r
- *\r
- * PARAMS\r
- * pvargDest [O] Destination for copy\r
- * pvargSrc [I] Source variant to copy\r
- *\r
- * RETURNS\r
- * Success: S_OK. pvargDest contains a copy of pvargSrc.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * Failure: DISP_E_BADVARTYPE, if either variant has an invalid by-value type.\r
- * E_INVALIDARG, if pvargSrc is an invalid by-reference type.\r
- * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an\r
- * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),\r
- * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.\r
- *\r
- * NOTES\r
- * - If pvargSrc is by-value, this function behaves exactly as VariantCopy().\r
- * - If pvargSrc is by-reference, the value copied to pvargDest is the pointed-to\r
- * value.\r
- * - if pvargSrc == pvargDest, this function dereferences in place. Otherwise,\r
- * pvargDest is always cleared using VariantClear() before pvargSrc is copied\r
- * to it. If clearing pvargDest fails, so does this function.\r
- */\r
-HRESULT WINAPI VariantCopyInd(VARIANT* pvargDest, VARIANTARG* pvargSrc)\r
-{\r
- VARIANTARG vTmp, *pSrc = pvargSrc;\r
- VARTYPE vt;\r
- HRESULT hres = S_OK;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s))\n", pvargDest, debugstr_VT(pvargDest),\r
- debugstr_VF(pvargDest), pvargSrc, debugstr_VT(pvargSrc),\r
- debugstr_VF(pvargSrc));\r
-\r
- if (!V_ISBYREF(pvargSrc))\r
- return VariantCopy(pvargDest, pvargSrc);\r
-\r
- /* Argument checking is more lax than VariantCopy()... */\r
- vt = V_TYPE(pvargSrc);\r
- if (V_ISARRAY(pvargSrc) ||\r
- (vt > VT_NULL && vt != (VARTYPE)15 && vt < VT_VOID &&\r
- !(V_VT(pvargSrc) & (VT_VECTOR|VT_RESERVED))))\r
- {\r
- /* OK */\r
- }\r
- else\r
- return E_INVALIDARG; /* ...And the return value for invalid types differs too */\r
-\r
- if (pvargSrc == pvargDest)\r
- {\r
- /* In place copy. Use a shallow copy of pvargSrc & init pvargDest.\r
- * This avoids an expensive VariantCopy() call - e.g. SafeArrayCopy().\r
- */\r
- vTmp = *pvargSrc;\r
- pSrc = &vTmp;\r
- V_VT(pvargDest) = VT_EMPTY;\r
- }\r
- else\r
- {\r
- /* Copy into another variant. Free the variant in pvargDest */\r
- if (FAILED(hres = VariantClear(pvargDest)))\r
- {\r
- TRACE("VariantClear() of destination failed\n");\r
- return hres;\r
- }\r
- }\r
-\r
- if (V_ISARRAY(pSrc))\r
- {\r
- /* Native doesn't check that *V_ARRAYREF(pSrc) is valid */\r
- hres = SafeArrayCopy(*V_ARRAYREF(pSrc), &V_ARRAY(pvargDest));\r
- }\r
- else if (V_VT(pSrc) == (VT_BSTR|VT_BYREF))\r
- {\r
- /* Native doesn't check that *V_BSTRREF(pSrc) is valid */\r
- V_BSTR(pvargDest) = SysAllocStringByteLen((char*)*V_BSTRREF(pSrc), SysStringByteLen(*V_BSTRREF(pSrc)));\r
- }\r
- else if (V_VT(pSrc) == (VT_RECORD|VT_BYREF))\r
- {\r
- V_UNION(pvargDest,brecVal) = V_UNION(pvargSrc,brecVal);\r
- hres = VARIANT_CopyIRecordInfo(&V_UNION(pvargDest,brecVal));\r
- }\r
- else if (V_VT(pSrc) == (VT_DISPATCH|VT_BYREF) ||\r
- V_VT(pSrc) == (VT_UNKNOWN|VT_BYREF))\r
- {\r
- /* Native doesn't check that *V_UNKNOWNREF(pSrc) is valid */\r
- V_UNKNOWN(pvargDest) = *V_UNKNOWNREF(pSrc);\r
- if (*V_UNKNOWNREF(pSrc))\r
- IUnknown_AddRef(*V_UNKNOWNREF(pSrc));\r
- }\r
- else if (V_VT(pSrc) == (VT_VARIANT|VT_BYREF))\r
- {\r
- /* Native doesn't check that *V_VARIANTREF(pSrc) is valid */\r
- if (V_VT(V_VARIANTREF(pSrc)) == (VT_VARIANT|VT_BYREF))\r
- hres = E_INVALIDARG; /* Don't dereference more than one level */\r
- else\r
- hres = VariantCopyInd(pvargDest, V_VARIANTREF(pSrc));\r
-\r
- /* Use the dereferenced variants type value, not VT_VARIANT */\r
- goto VariantCopyInd_Return;\r
- }\r
- else if (V_VT(pSrc) == (VT_DECIMAL|VT_BYREF))\r
- {\r
- memcpy(&DEC_SCALE(&V_DECIMAL(pvargDest)), &DEC_SCALE(V_DECIMALREF(pSrc)),\r
- sizeof(DECIMAL) - sizeof(USHORT));\r
- }\r
- else\r
- {\r
- /* Copy the pointed to data into this variant */\r
- memcpy(&V_BYREF(pvargDest), V_BYREF(pSrc), VARIANT_DataSize(pSrc));\r
- }\r
-\r
- V_VT(pvargDest) = V_VT(pSrc) & ~VT_BYREF;\r
-\r
-VariantCopyInd_Return:\r
-\r
- if (pSrc != pvargSrc)\r
- VariantClear(pSrc);\r
-\r
- TRACE("returning 0x%08lx, %p->(%s%s)\n", hres, pvargDest,\r
- debugstr_VT(pvargDest), debugstr_VF(pvargDest));\r
- return hres;\r
-}\r
-\r
-/******************************************************************************\r
- * VariantChangeType [OLEAUT32.12]\r
- *\r
- * Change the type of a variant.\r
- *\r
- * PARAMS\r
- * pvargDest [O] Destination for the converted variant\r
- * pvargSrc [O] Source variant to change the type of\r
- * wFlags [I] VARIANT_ flags from "oleauto.h"\r
- * vt [I] Variant type to change pvargSrc into\r
- *\r
- * RETURNS\r
- * Success: S_OK. pvargDest contains the converted value.\r
- * Failure: An HRESULT error code describing the failure.\r
- *\r
- * NOTES\r
- * The LCID used for the conversion is LOCALE_USER_DEFAULT.\r
- * See VariantChangeTypeEx.\r
- */\r
-HRESULT WINAPI VariantChangeType(VARIANTARG* pvargDest, VARIANTARG* pvargSrc,\r
- USHORT wFlags, VARTYPE vt)\r
-{\r
- return VariantChangeTypeEx( pvargDest, pvargSrc, LOCALE_USER_DEFAULT, wFlags, vt );\r
-}\r
-\r
-/******************************************************************************\r
- * VariantChangeTypeEx [OLEAUT32.147]\r
- *\r
- * Change the type of a variant.\r
- *\r
- * PARAMS\r
- * pvargDest [O] Destination for the converted variant\r
- * pvargSrc [O] Source variant to change the type of\r
- * lcid [I] LCID for the conversion\r
- * wFlags [I] VARIANT_ flags from "oleauto.h"\r
- * vt [I] Variant type to change pvargSrc into\r
- *\r
- * RETURNS\r
- * Success: S_OK. pvargDest contains the converted value.\r
- * Failure: An HRESULT error code describing the failure.\r
- *\r
- * NOTES\r
- * pvargDest and pvargSrc can point to the same variant to perform an in-place\r
- * conversion. If the conversion is successful, pvargSrc will be freed.\r
- */\r
-HRESULT WINAPI VariantChangeTypeEx(VARIANTARG* pvargDest, VARIANTARG* pvargSrc,\r
- LCID lcid, USHORT wFlags, VARTYPE vt)\r
-{\r
- HRESULT res = S_OK;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),0x%08lx,0x%04x,%s%s)\n", pvargDest,\r
- debugstr_VT(pvargDest), debugstr_VF(pvargDest), pvargSrc,\r
- debugstr_VT(pvargSrc), debugstr_VF(pvargSrc), lcid, wFlags,\r
- debugstr_vt(vt), debugstr_vf(vt));\r
-\r
- if (vt == VT_CLSID)\r
- res = DISP_E_BADVARTYPE;\r
- else\r
- {\r
- res = VARIANT_ValidateType(V_VT(pvargSrc));\r
-\r
- if (SUCCEEDED(res))\r
- {\r
- res = VARIANT_ValidateType(vt);\r
-\r
- if (SUCCEEDED(res))\r
- {\r
- VARIANTARG vTmp, vSrcDeref;\r
-\r
- if(V_ISBYREF(pvargSrc) && !V_BYREF(pvargSrc))\r
- res = DISP_E_TYPEMISMATCH;\r
- else\r
- {\r
- V_VT(&vTmp) = VT_EMPTY;\r
- V_VT(&vSrcDeref) = VT_EMPTY;\r
- VariantClear(&vTmp);\r
- VariantClear(&vSrcDeref);\r
- }\r
-\r
- if (SUCCEEDED(res))\r
- {\r
- res = VariantCopyInd(&vSrcDeref, pvargSrc);\r
- if (SUCCEEDED(res))\r
- {\r
- if (V_ISARRAY(&vSrcDeref) || (vt & VT_ARRAY))\r
- res = VARIANT_CoerceArray(&vTmp, &vSrcDeref, vt);\r
- else\r
- res = VARIANT_Coerce(&vTmp, lcid, wFlags, &vSrcDeref, vt);\r
-\r
- if (SUCCEEDED(res)) {\r
- V_VT(&vTmp) = vt;\r
- VariantCopy(pvargDest, &vTmp);\r
- }\r
- VariantClear(&vTmp);\r
- VariantClear(&vSrcDeref);\r
- }\r
- }\r
- }\r
- }\r
- }\r
-\r
- TRACE("returning 0x%08lx, %p->(%s%s)\n", res, pvargDest,\r
- debugstr_VT(pvargDest), debugstr_VF(pvargDest));\r
- return res;\r
-}\r
-\r
-/* Date Conversions */\r
-\r
-#define IsLeapYear(y) (((y % 4) == 0) && (((y % 100) != 0) || ((y % 400) == 0)))\r
-\r
-/* Convert a VT_DATE value to a Julian Date */\r
-static inline int VARIANT_JulianFromDate(int dateIn)\r
-{\r
- int julianDays = dateIn;\r
-\r
- julianDays -= DATE_MIN; /* Convert to + days from 1 Jan 100 AD */\r
- julianDays += 1757585; /* Convert to + days from 23 Nov 4713 BC (Julian) */\r
- return julianDays;\r
-}\r
-\r
-/* Convert a Julian Date to a VT_DATE value */\r
-static inline int VARIANT_DateFromJulian(int dateIn)\r
-{\r
- int julianDays = dateIn;\r
-\r
- julianDays -= 1757585; /* Convert to + days from 1 Jan 100 AD */\r
- julianDays += DATE_MIN; /* Convert to +/- days from 1 Jan 1899 AD */\r
- return julianDays;\r
-}\r
-\r
-/* Convert a Julian date to Day/Month/Year - from PostgreSQL */\r
-static inline void VARIANT_DMYFromJulian(int jd, USHORT *year, USHORT *month, USHORT *day)\r
-{\r
- int j, i, l, n;\r
-\r
- l = jd + 68569;\r
- n = l * 4 / 146097;\r
- l -= (n * 146097 + 3) / 4;\r
- i = (4000 * (l + 1)) / 1461001;\r
- l += 31 - (i * 1461) / 4;\r
- j = (l * 80) / 2447;\r
- *day = l - (j * 2447) / 80;\r
- l = j / 11;\r
- *month = (j + 2) - (12 * l);\r
- *year = 100 * (n - 49) + i + l;\r
-}\r
-\r
-/* Convert Day/Month/Year to a Julian date - from PostgreSQL */\r
-static inline double VARIANT_JulianFromDMY(USHORT year, USHORT month, USHORT day)\r
-{\r
- int m12 = (month - 14) / 12;\r
-\r
- return ((1461 * (year + 4800 + m12)) / 4 + (367 * (month - 2 - 12 * m12)) / 12 -\r
- (3 * ((year + 4900 + m12) / 100)) / 4 + day - 32075);\r
-}\r
-\r
-/* Macros for accessing DOS format date/time fields */\r
-#define DOS_YEAR(x) (1980 + (x >> 9))\r
-#define DOS_MONTH(x) ((x >> 5) & 0xf)\r
-#define DOS_DAY(x) (x & 0x1f)\r
-#define DOS_HOUR(x) (x >> 11)\r
-#define DOS_MINUTE(x) ((x >> 5) & 0x3f)\r
-#define DOS_SECOND(x) ((x & 0x1f) << 1)\r
-/* Create a DOS format date/time */\r
-#define DOS_DATE(d,m,y) (d | (m << 5) | ((y-1980) << 9))\r
-#define DOS_TIME(h,m,s) ((s >> 1) | (m << 5) | (h << 11))\r
-\r
-/* Roll a date forwards or backwards to correct it */\r
-static HRESULT VARIANT_RollUdate(UDATE *lpUd)\r
-{\r
- static const BYTE days[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };\r
-\r
- TRACE("Raw date: %d/%d/%d %d:%d:%d\n", lpUd->st.wDay, lpUd->st.wMonth,\r
- lpUd->st.wYear, lpUd->st.wHour, lpUd->st.wMinute, lpUd->st.wSecond);\r
-\r
- /* Years < 100 are treated as 1900 + year */\r
- if (lpUd->st.wYear < 100)\r
- lpUd->st.wYear += 1900;\r
-\r
- if (!lpUd->st.wMonth)\r
- {\r
- /* Roll back to December of the previous year */\r
- lpUd->st.wMonth = 12;\r
- lpUd->st.wYear--;\r
- }\r
- else while (lpUd->st.wMonth > 12)\r
- {\r
- /* Roll forward the correct number of months */\r
- lpUd->st.wYear++;\r
- lpUd->st.wMonth -= 12;\r
- }\r
-\r
- if (lpUd->st.wYear > 9999 || lpUd->st.wHour > 23 ||\r
- lpUd->st.wMinute > 59 || lpUd->st.wSecond > 59)\r
- return E_INVALIDARG; /* Invalid values */\r
-\r
- if (!lpUd->st.wDay)\r
- {\r
- /* Roll back the date one day */\r
- if (lpUd->st.wMonth == 1)\r
- {\r
- /* Roll back to December 31 of the previous year */\r
- lpUd->st.wDay = 31;\r
- lpUd->st.wMonth = 12;\r
- lpUd->st.wYear--;\r
- }\r
- else\r
- {\r
- lpUd->st.wMonth--; /* Previous month */\r
- if (lpUd->st.wMonth == 2 && IsLeapYear(lpUd->st.wYear))\r
- lpUd->st.wDay = 29; /* Februaury has 29 days on leap years */\r
- else\r
- lpUd->st.wDay = days[lpUd->st.wMonth]; /* Last day of the month */\r
- }\r
- }\r
- else if (lpUd->st.wDay > 28)\r
- {\r
- int rollForward = 0;\r
-\r
- /* Possibly need to roll the date forward */\r
- if (lpUd->st.wMonth == 2 && IsLeapYear(lpUd->st.wYear))\r
- rollForward = lpUd->st.wDay - 29; /* Februaury has 29 days on leap years */\r
- else\r
- rollForward = lpUd->st.wDay - days[lpUd->st.wMonth];\r
-\r
- if (rollForward > 0)\r
- {\r
- lpUd->st.wDay = rollForward;\r
- lpUd->st.wMonth++;\r
- if (lpUd->st.wMonth > 12)\r
- {\r
- lpUd->st.wMonth = 1; /* Roll forward into January of the next year */\r
- lpUd->st.wYear++;\r
- }\r
- }\r
- }\r
- TRACE("Rolled date: %d/%d/%d %d:%d:%d\n", lpUd->st.wDay, lpUd->st.wMonth,\r
- lpUd->st.wYear, lpUd->st.wHour, lpUd->st.wMinute, lpUd->st.wSecond);\r
- return S_OK;\r
-}\r
-\r
-/**********************************************************************\r
- * DosDateTimeToVariantTime [OLEAUT32.14]\r
- *\r
- * Convert a Dos format date and time into variant VT_DATE format.\r
- *\r
- * PARAMS\r
- * wDosDate [I] Dos format date\r
- * wDosTime [I] Dos format time\r
- * pDateOut [O] Destination for VT_DATE format\r
- *\r
- * RETURNS\r
- * Success: TRUE. pDateOut contains the converted time.\r
- * Failure: FALSE, if wDosDate or wDosTime are invalid (see notes).\r
- *\r
- * NOTES\r
- * - Dos format dates can only hold dates from 1-Jan-1980 to 31-Dec-2099.\r
- * - Dos format times are accurate to only 2 second precision.\r
- * - The format of a Dos Date is:\r
- *| Bits Values Meaning\r
- *| ---- ------ -------\r
- *| 0-4 1-31 Day of the week. 0 rolls back one day. A value greater than\r
- *| the days in the month rolls forward the extra days.\r
- *| 5-8 1-12 Month of the year. 0 rolls back to December of the previous\r
- *| year. 13-15 are invalid.\r
- *| 9-15 0-119 Year based from 1980 (Max 2099). 120-127 are invalid.\r
- * - The format of a Dos Time is:\r
- *| Bits Values Meaning\r
- *| ---- ------ -------\r
- *| 0-4 0-29 Seconds/2. 30 and 31 are invalid.\r
- *| 5-10 0-59 Minutes. 60-63 are invalid.\r
- *| 11-15 0-23 Hours (24 hour clock). 24-32 are invalid.\r
- */\r
-INT WINAPI DosDateTimeToVariantTime(USHORT wDosDate, USHORT wDosTime,\r
- double *pDateOut)\r
-{\r
- UDATE ud;\r
-\r
- TRACE("(0x%x(%d/%d/%d),0x%x(%d:%d:%d),%p)\n",\r
- wDosDate, DOS_YEAR(wDosDate), DOS_MONTH(wDosDate), DOS_DAY(wDosDate),\r
- wDosTime, DOS_HOUR(wDosTime), DOS_MINUTE(wDosTime), DOS_SECOND(wDosTime),\r
- pDateOut);\r
-\r
- ud.st.wYear = DOS_YEAR(wDosDate);\r
- ud.st.wMonth = DOS_MONTH(wDosDate);\r
- if (ud.st.wYear > 2099 || ud.st.wMonth > 12)\r
- return FALSE;\r
- ud.st.wDay = DOS_DAY(wDosDate);\r
- ud.st.wHour = DOS_HOUR(wDosTime);\r
- ud.st.wMinute = DOS_MINUTE(wDosTime);\r
- ud.st.wSecond = DOS_SECOND(wDosTime);\r
- ud.st.wDayOfWeek = ud.st.wMilliseconds = 0;\r
-\r
- return !VarDateFromUdate(&ud, 0, pDateOut);\r
-}\r
-\r
-/**********************************************************************\r
- * VariantTimeToDosDateTime [OLEAUT32.13]\r
- *\r
- * Convert a variant format date into a Dos format date and time.\r
- *\r
- * dateIn [I] VT_DATE time format\r
- * pwDosDate [O] Destination for Dos format date\r
- * pwDosTime [O] Destination for Dos format time\r
- *\r
- * RETURNS\r
- * Success: TRUE. pwDosDate and pwDosTime contains the converted values.\r
- * Failure: FALSE, if dateIn cannot be represented in Dos format.\r
- *\r
- * NOTES\r
- * See DosDateTimeToVariantTime() for Dos format details and bugs.\r
- */\r
-INT WINAPI VariantTimeToDosDateTime(double dateIn, USHORT *pwDosDate, USHORT *pwDosTime)\r
-{\r
- UDATE ud;\r
-\r
- TRACE("(%g,%p,%p)\n", dateIn, pwDosDate, pwDosTime);\r
-\r
- if (FAILED(VarUdateFromDate(dateIn, 0, &ud)))\r
- return FALSE;\r
-\r
- if (ud.st.wYear < 1980 || ud.st.wYear > 2099)\r
- return FALSE;\r
-\r
- *pwDosDate = DOS_DATE(ud.st.wDay, ud.st.wMonth, ud.st.wYear);\r
- *pwDosTime = DOS_TIME(ud.st.wHour, ud.st.wMinute, ud.st.wSecond);\r
-\r
- TRACE("Returning 0x%x(%d/%d/%d), 0x%x(%d:%d:%d)\n",\r
- *pwDosDate, DOS_YEAR(*pwDosDate), DOS_MONTH(*pwDosDate), DOS_DAY(*pwDosDate),\r
- *pwDosTime, DOS_HOUR(*pwDosTime), DOS_MINUTE(*pwDosTime), DOS_SECOND(*pwDosTime));\r
- return TRUE;\r
-}\r
-\r
-/***********************************************************************\r
- * SystemTimeToVariantTime [OLEAUT32.184]\r
- *\r
- * Convert a System format date and time into variant VT_DATE format.\r
- *\r
- * PARAMS\r
- * lpSt [I] System format date and time\r
- * pDateOut [O] Destination for VT_DATE format date\r
- *\r
- * RETURNS\r
- * Success: TRUE. *pDateOut contains the converted value.\r
- * Failure: FALSE, if lpSt cannot be represented in VT_DATE format.\r
- */\r
-INT WINAPI SystemTimeToVariantTime(LPSYSTEMTIME lpSt, double *pDateOut)\r
-{\r
- UDATE ud;\r
-\r
- TRACE("(%p->%d/%d/%d %d:%d:%d,%p)\n", lpSt, lpSt->wDay, lpSt->wMonth,\r
- lpSt->wYear, lpSt->wHour, lpSt->wMinute, lpSt->wSecond, pDateOut);\r
-\r
- if (lpSt->wMonth > 12)\r
- return FALSE;\r
-\r
- memcpy(&ud.st, lpSt, sizeof(ud.st));\r
- return !VarDateFromUdate(&ud, 0, pDateOut);\r
-}\r
-\r
-/***********************************************************************\r
- * VariantTimeToSystemTime [OLEAUT32.185]\r
- *\r
- * Convert a variant VT_DATE into a System format date and time.\r
- *\r
- * PARAMS\r
- * datein [I] Variant VT_DATE format date\r
- * lpSt [O] Destination for System format date and time\r
- *\r
- * RETURNS\r
- * Success: TRUE. *lpSt contains the converted value.\r
- * Failure: FALSE, if dateIn is too large or small.\r
- */\r
-INT WINAPI VariantTimeToSystemTime(double dateIn, LPSYSTEMTIME lpSt)\r
-{\r
- UDATE ud;\r
-\r
- TRACE("(%g,%p)\n", dateIn, lpSt);\r
-\r
- if (FAILED(VarUdateFromDate(dateIn, 0, &ud)))\r
- return FALSE;\r
-\r
- memcpy(lpSt, &ud.st, sizeof(ud.st));\r
- return TRUE;\r
-}\r
-\r
-/***********************************************************************\r
- * VarDateFromUdateEx [OLEAUT32.319]\r
- *\r
- * Convert an unpacked format date and time to a variant VT_DATE.\r
- *\r
- * PARAMS\r
- * pUdateIn [I] Unpacked format date and time to convert\r
- * lcid [I] Locale identifier for the conversion\r
- * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")\r
- * pDateOut [O] Destination for variant VT_DATE.\r
- *\r
- * RETURNS\r
- * Success: S_OK. *pDateOut contains the converted value.\r
- * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.\r
- */\r
-HRESULT WINAPI VarDateFromUdateEx(UDATE *pUdateIn, LCID lcid, ULONG dwFlags, DATE *pDateOut)\r
-{\r
- UDATE ud;\r
- double dateVal;\r
-\r
- TRACE("(%p->%d/%d/%d %d:%d:%d:%d %d %d,0x%08lx,0x%08lx,%p)\n", pUdateIn,\r
- pUdateIn->st.wMonth, pUdateIn->st.wDay, pUdateIn->st.wYear,\r
- pUdateIn->st.wHour, pUdateIn->st.wMinute, pUdateIn->st.wSecond,\r
- pUdateIn->st.wMilliseconds, pUdateIn->st.wDayOfWeek,\r
- pUdateIn->wDayOfYear, lcid, dwFlags, pDateOut);\r
-\r
- if (lcid != MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT))\r
- FIXME("lcid possibly not handled, treating as en-us\n");\r
- \r
- memcpy(&ud, pUdateIn, sizeof(ud));\r
-\r
- if (dwFlags & VAR_VALIDDATE)\r
- WARN("Ignoring VAR_VALIDDATE\n");\r
-\r
- if (FAILED(VARIANT_RollUdate(&ud)))\r
- return E_INVALIDARG;\r
-\r
- /* Date */\r
- dateVal = VARIANT_DateFromJulian(VARIANT_JulianFromDMY(ud.st.wYear, ud.st.wMonth, ud.st.wDay));\r
-\r
- /* Time */\r
- dateVal += ud.st.wHour / 24.0;\r
- dateVal += ud.st.wMinute / 1440.0;\r
- dateVal += ud.st.wSecond / 86400.0;\r
- dateVal += ud.st.wMilliseconds / 86400000.0;\r
-\r
- TRACE("Returning %g\n", dateVal);\r
- *pDateOut = dateVal;\r
- return S_OK;\r
-}\r
-\r
-/***********************************************************************\r
- * VarDateFromUdate [OLEAUT32.330]\r
- *\r
- * Convert an unpacked format date and time to a variant VT_DATE.\r
- *\r
- * PARAMS\r
- * pUdateIn [I] Unpacked format date and time to convert\r
- * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")\r
- * pDateOut [O] Destination for variant VT_DATE.\r
- *\r
- * RETURNS\r
- * Success: S_OK. *pDateOut contains the converted value.\r
- * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.\r
- *\r
- * NOTES\r
- * This function uses the United States English locale for the conversion. Use\r
- * VarDateFromUdateEx() for alternate locales.\r
- */\r
-HRESULT WINAPI VarDateFromUdate(UDATE *pUdateIn, ULONG dwFlags, DATE *pDateOut)\r
-{\r
- LCID lcid = MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT);\r
- \r
- return VarDateFromUdateEx(pUdateIn, lcid, dwFlags, pDateOut);\r
-}\r
-\r
-/***********************************************************************\r
- * VarUdateFromDate [OLEAUT32.331]\r
- *\r
- * Convert a variant VT_DATE into an unpacked format date and time.\r
- *\r
- * PARAMS\r
- * datein [I] Variant VT_DATE format date\r
- * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")\r
- * lpUdate [O] Destination for unpacked format date and time\r
- *\r
- * RETURNS\r
- * Success: S_OK. *lpUdate contains the converted value.\r
- * Failure: E_INVALIDARG, if dateIn is too large or small.\r
- */\r
-HRESULT WINAPI VarUdateFromDate(DATE dateIn, ULONG dwFlags, UDATE *lpUdate)\r
-{\r
- /* Cumulative totals of days per month */\r
- static const USHORT cumulativeDays[] =\r
- {\r
- 0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334\r
- };\r
- double datePart, timePart;\r
- int julianDays;\r
-\r
- TRACE("(%g,0x%08lx,%p)\n", dateIn, dwFlags, lpUdate);\r
-\r
- if (dateIn <= (DATE_MIN - 1.0) || dateIn >= (DATE_MAX + 1.0))\r
- return E_INVALIDARG;\r
-\r
- datePart = dateIn < 0.0 ? ceil(dateIn) : floor(dateIn);\r
- /* Compensate for int truncation (always downwards) */\r
- timePart = dateIn - datePart + 0.00000000001;\r
- if (timePart >= 1.0)\r
- timePart -= 0.00000000001;\r
-\r
- /* Date */\r
- julianDays = VARIANT_JulianFromDate(dateIn);\r
- VARIANT_DMYFromJulian(julianDays, &lpUdate->st.wYear, &lpUdate->st.wMonth,\r
- &lpUdate->st.wDay);\r
-\r
- datePart = (datePart + 1.5) / 7.0;\r
- lpUdate->st.wDayOfWeek = (datePart - floor(datePart)) * 7;\r
- if (lpUdate->st.wDayOfWeek == 0)\r
- lpUdate->st.wDayOfWeek = 5;\r
- else if (lpUdate->st.wDayOfWeek == 1)\r
- lpUdate->st.wDayOfWeek = 6;\r
- else\r
- lpUdate->st.wDayOfWeek -= 2;\r
-\r
- if (lpUdate->st.wMonth > 2 && IsLeapYear(lpUdate->st.wYear))\r
- lpUdate->wDayOfYear = 1; /* After February, in a leap year */\r
- else\r
- lpUdate->wDayOfYear = 0;\r
-\r
- lpUdate->wDayOfYear += cumulativeDays[lpUdate->st.wMonth];\r
- lpUdate->wDayOfYear += lpUdate->st.wDay;\r
-\r
- /* Time */\r
- timePart *= 24.0;\r
- lpUdate->st.wHour = timePart;\r
- timePart -= lpUdate->st.wHour;\r
- timePart *= 60.0;\r
- lpUdate->st.wMinute = timePart;\r
- timePart -= lpUdate->st.wMinute;\r
- timePart *= 60.0;\r
- lpUdate->st.wSecond = timePart;\r
- timePart -= lpUdate->st.wSecond;\r
- lpUdate->st.wMilliseconds = 0;\r
- if (timePart > 0.5)\r
- {\r
- /* Round the milliseconds, adjusting the time/date forward if needed */\r
- if (lpUdate->st.wSecond < 59)\r
- lpUdate->st.wSecond++;\r
- else\r
- {\r
- lpUdate->st.wSecond = 0;\r
- if (lpUdate->st.wMinute < 59)\r
- lpUdate->st.wMinute++;\r
- else\r
- {\r
- lpUdate->st.wMinute = 0;\r
- if (lpUdate->st.wHour < 23)\r
- lpUdate->st.wHour++;\r
- else\r
- {\r
- lpUdate->st.wHour = 0;\r
- /* Roll over a whole day */\r
- if (++lpUdate->st.wDay > 28)\r
- VARIANT_RollUdate(lpUdate);\r
- }\r
- }\r
- }\r
- }\r
- return S_OK;\r
-}\r
-\r
-#define GET_NUMBER_TEXT(fld,name) \\r
- buff[0] = 0; \\r
- if (!GetLocaleInfoW(lcid, lctype|fld, buff, 2)) \\r
- WARN("buffer too small for " #fld "\n"); \\r
- else \\r
- if (buff[0]) lpChars->name = buff[0]; \\r
- TRACE("lcid 0x%lx, " #name "=%d '%c'\n", lcid, lpChars->name, lpChars->name)\r
-\r
-/* Get the valid number characters for an lcid */\r
-void VARIANT_GetLocalisedNumberChars(VARIANT_NUMBER_CHARS *lpChars, LCID lcid, DWORD dwFlags)\r
-{\r
- static const VARIANT_NUMBER_CHARS defaultChars = { '-','+','.',',','$',0,'.',',' };\r
- LCTYPE lctype = dwFlags & LOCALE_NOUSEROVERRIDE;\r
- WCHAR buff[4];\r
-\r
- memcpy(lpChars, &defaultChars, sizeof(defaultChars));\r
- GET_NUMBER_TEXT(LOCALE_SNEGATIVESIGN, cNegativeSymbol);\r
- GET_NUMBER_TEXT(LOCALE_SPOSITIVESIGN, cPositiveSymbol);\r
- GET_NUMBER_TEXT(LOCALE_SDECIMAL, cDecimalPoint);\r
- GET_NUMBER_TEXT(LOCALE_STHOUSAND, cDigitSeperator);\r
- GET_NUMBER_TEXT(LOCALE_SMONDECIMALSEP, cCurrencyDecimalPoint);\r
- GET_NUMBER_TEXT(LOCALE_SMONTHOUSANDSEP, cCurrencyDigitSeperator);\r
-\r
- /* Local currency symbols are often 2 characters */\r
- lpChars->cCurrencyLocal2 = '\0';\r
- switch(GetLocaleInfoW(lcid, lctype|LOCALE_SCURRENCY, buff, sizeof(buff)/sizeof(WCHAR)))\r
- {\r
- case 3: lpChars->cCurrencyLocal2 = buff[1]; /* Fall through */\r
- case 2: lpChars->cCurrencyLocal = buff[0];\r
- break;\r
- default: WARN("buffer too small for LOCALE_SCURRENCY\n");\r
- }\r
- TRACE("lcid 0x%lx, cCurrencyLocal =%d,%d '%c','%c'\n", lcid, lpChars->cCurrencyLocal,\r
- lpChars->cCurrencyLocal2, lpChars->cCurrencyLocal, lpChars->cCurrencyLocal2);\r
-}\r
-\r
-/* Number Parsing States */\r
-#define B_PROCESSING_EXPONENT 0x1\r
-#define B_NEGATIVE_EXPONENT 0x2\r
-#define B_EXPONENT_START 0x4\r
-#define B_INEXACT_ZEROS 0x8\r
-#define B_LEADING_ZERO 0x10\r
-#define B_PROCESSING_HEX 0x20\r
-#define B_PROCESSING_OCT 0x40\r
-\r
-/**********************************************************************\r
- * VarParseNumFromStr [OLEAUT32.46]\r
- *\r
- * Parse a string containing a number into a NUMPARSE structure.\r
- *\r
- * PARAMS\r
- * lpszStr [I] String to parse number from\r
- * lcid [I] Locale Id for the conversion\r
- * dwFlags [I] 0, or LOCALE_NOUSEROVERRIDE to use system default number chars\r
- * pNumprs [I/O] Destination for parsed number\r
- * rgbDig [O] Destination for digits read in\r
- *\r
- * RETURNS\r
- * Success: S_OK. pNumprs and rgbDig contain the parsed representation of\r
- * the number.\r
- * Failure: E_INVALIDARG, if any parameter is invalid.\r
- * DISP_E_TYPEMISMATCH, if the string is not a number or is formatted\r
- * incorrectly.\r
- * DISP_E_OVERFLOW, if rgbDig is too small to hold the number.\r
- *\r
- * NOTES\r
- * pNumprs must have the following fields set:\r
- * cDig: Set to the size of rgbDig.\r
- * dwInFlags: Set to the allowable syntax of the number using NUMPRS_ flags\r
- * from "oleauto.h".\r
- *\r
- * FIXME\r
- * - I am unsure if this function should parse non-arabic (e.g. Thai)\r
- * numerals, so this has not been implemented.\r
- */\r
-HRESULT WINAPI VarParseNumFromStr(OLECHAR *lpszStr, LCID lcid, ULONG dwFlags,\r
- NUMPARSE *pNumprs, BYTE *rgbDig)\r
-{\r
- VARIANT_NUMBER_CHARS chars;\r
- BYTE rgbTmp[1024];\r
- DWORD dwState = B_EXPONENT_START|B_INEXACT_ZEROS;\r
- int iMaxDigits = sizeof(rgbTmp) / sizeof(BYTE);\r
- int cchUsed = 0;\r
-\r
- TRACE("(%s,%ld,0x%08lx,%p,%p)\n", debugstr_w(lpszStr), lcid, dwFlags, pNumprs, rgbDig);\r
-\r
- if (!pNumprs || !rgbDig)\r
- return E_INVALIDARG;\r
-\r
- if (pNumprs->cDig < iMaxDigits)\r
- iMaxDigits = pNumprs->cDig;\r
-\r
- pNumprs->cDig = 0;\r
- pNumprs->dwOutFlags = 0;\r
- pNumprs->cchUsed = 0;\r
- pNumprs->nBaseShift = 0;\r
- pNumprs->nPwr10 = 0;\r
-\r
- if (!lpszStr)\r
- return DISP_E_TYPEMISMATCH;\r
-\r
- VARIANT_GetLocalisedNumberChars(&chars, lcid, dwFlags);\r
-\r
- /* First consume all the leading symbols and space from the string */\r
- while (1)\r
- {\r
- if (pNumprs->dwInFlags & NUMPRS_LEADING_WHITE && isspaceW(*lpszStr))\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_LEADING_WHITE;\r
- do\r
- {\r
- cchUsed++;\r
- lpszStr++;\r
- } while (isspaceW(*lpszStr));\r
- }\r
- else if (pNumprs->dwInFlags & NUMPRS_LEADING_PLUS &&\r
- *lpszStr == chars.cPositiveSymbol &&\r
- !(pNumprs->dwOutFlags & NUMPRS_LEADING_PLUS))\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_LEADING_PLUS;\r
- cchUsed++;\r
- lpszStr++;\r
- }\r
- else if (pNumprs->dwInFlags & NUMPRS_LEADING_MINUS &&\r
- *lpszStr == chars.cNegativeSymbol &&\r
- !(pNumprs->dwOutFlags & NUMPRS_LEADING_MINUS))\r
- {\r
- pNumprs->dwOutFlags |= (NUMPRS_LEADING_MINUS|NUMPRS_NEG);\r
- cchUsed++;\r
- lpszStr++;\r
- }\r
- else if (pNumprs->dwInFlags & NUMPRS_CURRENCY &&\r
- !(pNumprs->dwOutFlags & NUMPRS_CURRENCY) &&\r
- *lpszStr == chars.cCurrencyLocal &&\r
- (!chars.cCurrencyLocal2 || lpszStr[1] == chars.cCurrencyLocal2))\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_CURRENCY;\r
- cchUsed++;\r
- lpszStr++;\r
- /* Only accept currency characters */\r
- chars.cDecimalPoint = chars.cCurrencyDecimalPoint;\r
- chars.cDigitSeperator = chars.cCurrencyDigitSeperator;\r
- }\r
- else if (pNumprs->dwInFlags & NUMPRS_PARENS && *lpszStr == '(' &&\r
- !(pNumprs->dwOutFlags & NUMPRS_PARENS))\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_PARENS;\r
- cchUsed++;\r
- lpszStr++;\r
- }\r
- else\r
- break;\r
- }\r
-\r
- if (!(pNumprs->dwOutFlags & NUMPRS_CURRENCY))\r
- {\r
- /* Only accept non-currency characters */\r
- chars.cCurrencyDecimalPoint = chars.cDecimalPoint;\r
- chars.cCurrencyDigitSeperator = chars.cDigitSeperator;\r
- }\r
-\r
- if ((*lpszStr == '&' && (*(lpszStr+1) == 'H' || *(lpszStr+1) == 'h')) &&\r
- pNumprs->dwInFlags & NUMPRS_HEX_OCT)\r
- {\r
- dwState |= B_PROCESSING_HEX;\r
- pNumprs->dwOutFlags |= NUMPRS_HEX_OCT;\r
- cchUsed=cchUsed+2;\r
- lpszStr=lpszStr+2;\r
- }\r
- else if ((*lpszStr == '&' && (*(lpszStr+1) == 'O' || *(lpszStr+1) == 'o')) &&\r
- pNumprs->dwInFlags & NUMPRS_HEX_OCT)\r
- {\r
- dwState |= B_PROCESSING_OCT;\r
- pNumprs->dwOutFlags |= NUMPRS_HEX_OCT;\r
- cchUsed=cchUsed+2;\r
- lpszStr=lpszStr+2;\r
- }\r
-\r
- /* Strip Leading zeros */\r
- while (*lpszStr == '0')\r
- {\r
- dwState |= B_LEADING_ZERO;\r
- cchUsed++;\r
- lpszStr++;\r
- }\r
-\r
- while (*lpszStr)\r
- {\r
- if (isdigitW(*lpszStr))\r
- {\r
- if (dwState & B_PROCESSING_EXPONENT)\r
- {\r
- int exponentSize = 0;\r
- if (dwState & B_EXPONENT_START)\r
- {\r
- if (!isdigitW(*lpszStr))\r
- break; /* No exponent digits - invalid */\r
- while (*lpszStr == '0')\r
- {\r
- /* Skip leading zero's in the exponent */\r
- cchUsed++;\r
- lpszStr++;\r
- }\r
- }\r
-\r
- while (isdigitW(*lpszStr))\r
- {\r
- exponentSize *= 10;\r
- exponentSize += *lpszStr - '0';\r
- cchUsed++;\r
- lpszStr++;\r
- }\r
- if (dwState & B_NEGATIVE_EXPONENT)\r
- exponentSize = -exponentSize;\r
- /* Add the exponent into the powers of 10 */\r
- pNumprs->nPwr10 += exponentSize;\r
- dwState &= ~(B_PROCESSING_EXPONENT|B_EXPONENT_START);\r
- lpszStr--; /* back up to allow processing of next char */\r
- }\r
- else\r
- {\r
- if ((pNumprs->cDig >= iMaxDigits) && !(dwState & B_PROCESSING_HEX)\r
- && !(dwState & B_PROCESSING_OCT))\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_INEXACT;\r
-\r
- if (*lpszStr != '0')\r
- dwState &= ~B_INEXACT_ZEROS; /* Inexact number with non-trailing zeros */\r
-\r
- /* This digit can't be represented, but count it in nPwr10 */\r
- if (pNumprs->dwOutFlags & NUMPRS_DECIMAL)\r
- pNumprs->nPwr10--;\r
- else\r
- pNumprs->nPwr10++;\r
- }\r
- else\r
- {\r
- if ((dwState & B_PROCESSING_OCT) && ((*lpszStr == '8') || (*lpszStr == '9'))) {\r
- return DISP_E_TYPEMISMATCH;\r
- }\r
-\r
- if (pNumprs->dwOutFlags & NUMPRS_DECIMAL)\r
- pNumprs->nPwr10--; /* Count decimal points in nPwr10 */\r
-\r
- rgbTmp[pNumprs->cDig] = *lpszStr - '0';\r
- }\r
- pNumprs->cDig++;\r
- cchUsed++;\r
- }\r
- }\r
- else if (*lpszStr == chars.cDigitSeperator && pNumprs->dwInFlags & NUMPRS_THOUSANDS)\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_THOUSANDS;\r
- cchUsed++;\r
- }\r
- else if (*lpszStr == chars.cDecimalPoint &&\r
- pNumprs->dwInFlags & NUMPRS_DECIMAL &&\r
- !(pNumprs->dwOutFlags & (NUMPRS_DECIMAL|NUMPRS_EXPONENT)))\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_DECIMAL;\r
- cchUsed++;\r
-\r
- /* If we have no digits so far, skip leading zeros */\r
- if (!pNumprs->cDig)\r
- {\r
- while (lpszStr[1] == '0')\r
- {\r
- dwState |= B_LEADING_ZERO;\r
- cchUsed++;\r
- lpszStr++;\r
- pNumprs->nPwr10--;\r
- }\r
- }\r
- }\r
- else if ((*lpszStr == 'e' || *lpszStr == 'E') &&\r
- pNumprs->dwInFlags & NUMPRS_EXPONENT &&\r
- !(pNumprs->dwOutFlags & NUMPRS_EXPONENT))\r
- {\r
- dwState |= B_PROCESSING_EXPONENT;\r
- pNumprs->dwOutFlags |= NUMPRS_EXPONENT;\r
- cchUsed++;\r
- }\r
- else if (dwState & B_PROCESSING_EXPONENT && *lpszStr == chars.cPositiveSymbol)\r
- {\r
- cchUsed++; /* Ignore positive exponent */\r
- }\r
- else if (dwState & B_PROCESSING_EXPONENT && *lpszStr == chars.cNegativeSymbol)\r
- {\r
- dwState |= B_NEGATIVE_EXPONENT;\r
- cchUsed++;\r
- }\r
- else if (((*lpszStr >= 'a' && *lpszStr <= 'f') ||\r
- (*lpszStr >= 'A' && *lpszStr <= 'F')) &&\r
- dwState & B_PROCESSING_HEX)\r
- {\r
- if (pNumprs->cDig >= iMaxDigits)\r
- {\r
- return DISP_E_OVERFLOW;\r
- }\r
- else\r
- {\r
- if (*lpszStr >= 'a')\r
- rgbTmp[pNumprs->cDig] = *lpszStr - 'a' + 10;\r
- else\r
- rgbTmp[pNumprs->cDig] = *lpszStr - 'A' + 10;\r
- }\r
- pNumprs->cDig++;\r
- cchUsed++;\r
- }\r
- else\r
- break; /* Stop at an unrecognised character */\r
-\r
- lpszStr++;\r
- }\r
-\r
- if (!pNumprs->cDig && dwState & B_LEADING_ZERO)\r
- {\r
- /* Ensure a 0 on its own gets stored */\r
- pNumprs->cDig = 1;\r
- rgbTmp[0] = 0;\r
- }\r
-\r
- if (pNumprs->dwOutFlags & NUMPRS_EXPONENT && dwState & B_PROCESSING_EXPONENT)\r
- {\r
- pNumprs->cchUsed = cchUsed;\r
- return DISP_E_TYPEMISMATCH; /* Failed to completely parse the exponent */\r
- }\r
-\r
- if (pNumprs->dwOutFlags & NUMPRS_INEXACT)\r
- {\r
- if (dwState & B_INEXACT_ZEROS)\r
- pNumprs->dwOutFlags &= ~NUMPRS_INEXACT; /* All zeros doesn't set NUMPRS_INEXACT */\r
- } else if(pNumprs->dwInFlags & NUMPRS_HEX_OCT)\r
- {\r
- /* copy all of the digits into the output digit buffer */\r
- /* this is exactly what windows does although it also returns */\r
- /* cDig of X and writes X+Y where Y>=0 number of digits to rgbDig */\r
- memcpy(rgbDig, rgbTmp, pNumprs->cDig * sizeof(BYTE));\r
-\r
- if (dwState & B_PROCESSING_HEX) {\r
- /* hex numbers have always the same format */\r
- pNumprs->nPwr10=0;\r
- pNumprs->nBaseShift=4;\r
- } else {\r
- if (dwState & B_PROCESSING_OCT) {\r
- /* oct numbers have always the same format */\r
- pNumprs->nPwr10=0;\r
- pNumprs->nBaseShift=3;\r
- } else {\r
- while (pNumprs->cDig > 1 && !rgbTmp[pNumprs->cDig - 1])\r
- {\r
- pNumprs->nPwr10++;\r
- pNumprs->cDig--;\r
- }\r
- }\r
- }\r
- } else\r
- {\r
- /* Remove trailing zeros from the last (whole number or decimal) part */\r
- while (pNumprs->cDig > 1 && !rgbTmp[pNumprs->cDig - 1])\r
- {\r
- pNumprs->nPwr10++;\r
- pNumprs->cDig--;\r
- }\r
- }\r
-\r
- if (pNumprs->cDig <= iMaxDigits)\r
- pNumprs->dwOutFlags &= ~NUMPRS_INEXACT; /* Ignore stripped zeros for NUMPRS_INEXACT */\r
- else\r
- pNumprs->cDig = iMaxDigits; /* Only return iMaxDigits worth of digits */\r
-\r
- /* Copy the digits we processed into rgbDig */\r
- memcpy(rgbDig, rgbTmp, pNumprs->cDig * sizeof(BYTE));\r
-\r
- /* Consume any trailing symbols and space */\r
- while (1)\r
- {\r
- if ((pNumprs->dwInFlags & NUMPRS_TRAILING_WHITE) && isspaceW(*lpszStr))\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_TRAILING_WHITE;\r
- do\r
- {\r
- cchUsed++;\r
- lpszStr++;\r
- } while (isspaceW(*lpszStr));\r
- }\r
- else if (pNumprs->dwInFlags & NUMPRS_TRAILING_PLUS &&\r
- !(pNumprs->dwOutFlags & NUMPRS_LEADING_PLUS) &&\r
- *lpszStr == chars.cPositiveSymbol)\r
- {\r
- pNumprs->dwOutFlags |= NUMPRS_TRAILING_PLUS;\r
- cchUsed++;\r
- lpszStr++;\r
- }\r
- else if (pNumprs->dwInFlags & NUMPRS_TRAILING_MINUS &&\r
- !(pNumprs->dwOutFlags & NUMPRS_LEADING_MINUS) &&\r
- *lpszStr == chars.cNegativeSymbol)\r
- {\r
- pNumprs->dwOutFlags |= (NUMPRS_TRAILING_MINUS|NUMPRS_NEG);\r
- cchUsed++;\r
- lpszStr++;\r
- }\r
- else if (pNumprs->dwInFlags & NUMPRS_PARENS && *lpszStr == ')' &&\r
- pNumprs->dwOutFlags & NUMPRS_PARENS)\r
- {\r
- cchUsed++;\r
- lpszStr++;\r
- pNumprs->dwOutFlags |= NUMPRS_NEG;\r
- }\r
- else\r
- break;\r
- }\r
-\r
- if (pNumprs->dwOutFlags & NUMPRS_PARENS && !(pNumprs->dwOutFlags & NUMPRS_NEG))\r
- {\r
- pNumprs->cchUsed = cchUsed;\r
- return DISP_E_TYPEMISMATCH; /* Opening parenthesis not matched */\r
- }\r
-\r
- if (pNumprs->dwInFlags & NUMPRS_USE_ALL && *lpszStr != '\0')\r
- return DISP_E_TYPEMISMATCH; /* Not all chars were consumed */\r
-\r
- if (!pNumprs->cDig)\r
- return DISP_E_TYPEMISMATCH; /* No Number found */\r
-\r
- pNumprs->cchUsed = cchUsed;\r
- return S_OK;\r
-}\r
-\r
-/* VTBIT flags indicating an integer value */\r
-#define INTEGER_VTBITS (VTBIT_I1|VTBIT_UI1|VTBIT_I2|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|VTBIT_I8|VTBIT_UI8)\r
-/* VTBIT flags indicating a real number value */\r
-#define REAL_VTBITS (VTBIT_R4|VTBIT_R8|VTBIT_CY)\r
-\r
-/* Helper macros to check whether bit pattern fits in VARIANT (x is a ULONG64 ) */\r
-#define FITS_AS_I1(x) ((x) >> 8 == 0)\r
-#define FITS_AS_I2(x) ((x) >> 16 == 0)\r
-#define FITS_AS_I4(x) ((x) >> 32 == 0)\r
-\r
-/**********************************************************************\r
- * VarNumFromParseNum [OLEAUT32.47]\r
- *\r
- * Convert a NUMPARSE structure into a numeric Variant type.\r
- *\r
- * PARAMS\r
- * pNumprs [I] Source for parsed number. cDig must be set to the size of rgbDig\r
- * rgbDig [I] Source for the numbers digits\r
- * dwVtBits [I] VTBIT_ flags from "oleauto.h" indicating the acceptable dest types\r
- * pVarDst [O] Destination for the converted Variant value.\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarDst contains the converted value.\r
- * Failure: E_INVALIDARG, if any parameter is invalid.\r
- * DISP_E_OVERFLOW, if the number is too big for the types set in dwVtBits.\r
- *\r
- * NOTES\r
- * - The smallest favoured type present in dwVtBits that can represent the\r
- * number in pNumprs without losing precision is used.\r
- * - Signed types are preferrred over unsigned types of the same size.\r
- * - Preferred types in order are: integer, float, double, currency then decimal.\r
- * - Rounding (dropping of decimal points) occurs without error. See VarI8FromR8()\r
- * for details of the rounding method.\r
- * - pVarDst is not cleared before the result is stored in it.\r
- */\r
-HRESULT WINAPI VarNumFromParseNum(NUMPARSE *pNumprs, BYTE *rgbDig,\r
- ULONG dwVtBits, VARIANT *pVarDst)\r
-{\r
- /* Scale factors and limits for double arithmetic */\r
- static const double dblMultipliers[11] = {\r
- 1.0, 10.0, 100.0, 1000.0, 10000.0, 100000.0,\r
- 1000000.0, 10000000.0, 100000000.0, 1000000000.0, 10000000000.0\r
- };\r
- static const double dblMinimums[11] = {\r
- R8_MIN, R8_MIN*10.0, R8_MIN*100.0, R8_MIN*1000.0, R8_MIN*10000.0,\r
- R8_MIN*100000.0, R8_MIN*1000000.0, R8_MIN*10000000.0,\r
- R8_MIN*100000000.0, R8_MIN*1000000000.0, R8_MIN*10000000000.0\r
- };\r
- static const double dblMaximums[11] = {\r
- R8_MAX, R8_MAX/10.0, R8_MAX/100.0, R8_MAX/1000.0, R8_MAX/10000.0,\r
- R8_MAX/100000.0, R8_MAX/1000000.0, R8_MAX/10000000.0,\r
- R8_MAX/100000000.0, R8_MAX/1000000000.0, R8_MAX/10000000000.0\r
- };\r
-\r
- int wholeNumberDigits, fractionalDigits, divisor10 = 0, multiplier10 = 0;\r
-\r
- TRACE("(%p,%p,0x%lx,%p)\n", pNumprs, rgbDig, dwVtBits, pVarDst);\r
-\r
- if (pNumprs->nBaseShift)\r
- {\r
- /* nBaseShift indicates a hex or octal number */\r
- ULONG64 ul64 = 0;\r
- LONG64 l64;\r
- int i;\r
-\r
- /* Convert the hex or octal number string into a UI64 */\r
- for (i = 0; i < pNumprs->cDig; i++)\r
- {\r
- if (ul64 > ((UI8_MAX>>pNumprs->nBaseShift) - rgbDig[i]))\r
- {\r
- TRACE("Overflow multiplying digits\n");\r
- return DISP_E_OVERFLOW;\r
- }\r
- ul64 = (ul64<<pNumprs->nBaseShift) + rgbDig[i];\r
- }\r
-\r
- /* also make a negative representation */\r
- l64=-ul64;\r
-\r
- /* Try signed and unsigned types in size order */\r
- if (dwVtBits & VTBIT_I1 && FITS_AS_I1(ul64))\r
- {\r
- V_VT(pVarDst) = VT_I1;\r
- V_I1(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_UI1 && FITS_AS_I1(ul64))\r
- {\r
- V_VT(pVarDst) = VT_UI1;\r
- V_UI1(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I2 && FITS_AS_I2(ul64))\r
- {\r
- V_VT(pVarDst) = VT_I2;\r
- V_I2(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_UI2 && FITS_AS_I2(ul64))\r
- {\r
- V_VT(pVarDst) = VT_UI2;\r
- V_UI2(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I4 && FITS_AS_I4(ul64))\r
- {\r
- V_VT(pVarDst) = VT_I4;\r
- V_I4(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_UI4 && FITS_AS_I4(ul64))\r
- {\r
- V_VT(pVarDst) = VT_UI4;\r
- V_UI4(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I8 && ((ul64 <= I8_MAX)||(l64>=I8_MIN)))\r
- {\r
- V_VT(pVarDst) = VT_I8;\r
- V_I8(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_UI8)\r
- {\r
- V_VT(pVarDst) = VT_UI8;\r
- V_UI8(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if ((dwVtBits & REAL_VTBITS) == VTBIT_DECIMAL)\r
- {\r
- V_VT(pVarDst) = VT_DECIMAL;\r
- DEC_SIGNSCALE(&V_DECIMAL(pVarDst)) = SIGNSCALE(DECIMAL_POS,0);\r
- DEC_HI32(&V_DECIMAL(pVarDst)) = 0;\r
- DEC_LO64(&V_DECIMAL(pVarDst)) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_R4 && ((ul64 <= I4_MAX)||(l64 >= I4_MIN)))\r
- {\r
- V_VT(pVarDst) = VT_R4;\r
- if (ul64 <= I4_MAX)\r
- V_R4(pVarDst) = ul64;\r
- else\r
- V_R4(pVarDst) = l64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_R8 && ((ul64 <= I4_MAX)||(l64 >= I4_MIN)))\r
- {\r
- V_VT(pVarDst) = VT_R8;\r
- if (ul64 <= I4_MAX)\r
- V_R8(pVarDst) = ul64;\r
- else\r
- V_R8(pVarDst) = l64;\r
- return S_OK;\r
- }\r
-\r
- TRACE("Overflow: possible return types: 0x%lx, value: %s\n", dwVtBits, wine_dbgstr_longlong(ul64));\r
- return DISP_E_OVERFLOW;\r
- }\r
-\r
- /* Count the number of relevant fractional and whole digits stored,\r
- * And compute the divisor/multiplier to scale the number by.\r
- */\r
- if (pNumprs->nPwr10 < 0)\r
- {\r
- if (-pNumprs->nPwr10 >= pNumprs->cDig)\r
- {\r
- /* A real number < +/- 1.0 e.g. 0.1024 or 0.01024 */\r
- wholeNumberDigits = 0;\r
- fractionalDigits = pNumprs->cDig;\r
- divisor10 = -pNumprs->nPwr10;\r
- }\r
- else\r
- {\r
- /* An exactly represented real number e.g. 1.024 */\r
- wholeNumberDigits = pNumprs->cDig + pNumprs->nPwr10;\r
- fractionalDigits = pNumprs->cDig - wholeNumberDigits;\r
- divisor10 = pNumprs->cDig - wholeNumberDigits;\r
- }\r
- }\r
- else if (pNumprs->nPwr10 == 0)\r
- {\r
- /* An exactly represented whole number e.g. 1024 */\r
- wholeNumberDigits = pNumprs->cDig;\r
- fractionalDigits = 0;\r
- }\r
- else /* pNumprs->nPwr10 > 0 */\r
- {\r
- /* A whole number followed by nPwr10 0's e.g. 102400 */\r
- wholeNumberDigits = pNumprs->cDig;\r
- fractionalDigits = 0;\r
- multiplier10 = pNumprs->nPwr10;\r
- }\r
-\r
- TRACE("cDig %d; nPwr10 %d, whole %d, frac %d ", pNumprs->cDig,\r
- pNumprs->nPwr10, wholeNumberDigits, fractionalDigits);\r
- TRACE("mult %d; div %d\n", multiplier10, divisor10);\r
-\r
- if (dwVtBits & (INTEGER_VTBITS|VTBIT_DECIMAL) &&\r
- (!fractionalDigits || !(dwVtBits & (REAL_VTBITS|VTBIT_CY|VTBIT_DECIMAL))))\r
- {\r
- /* We have one or more integer output choices, and either:\r
- * 1) An integer input value, or\r
- * 2) A real number input value but no floating output choices.\r
- * Alternately, we have a DECIMAL output available and an integer input.\r
- *\r
- * So, place the integer value into pVarDst, using the smallest type\r
- * possible and preferring signed over unsigned types.\r
- */\r
- BOOL bOverflow = FALSE, bNegative;\r
- ULONG64 ul64 = 0;\r
- int i;\r
-\r
- /* Convert the integer part of the number into a UI8 */\r
- for (i = 0; i < wholeNumberDigits; i++)\r
- {\r
- if (ul64 > (UI8_MAX / 10 - rgbDig[i]))\r
- {\r
- TRACE("Overflow multiplying digits\n");\r
- bOverflow = TRUE;\r
- break;\r
- }\r
- ul64 = ul64 * 10 + rgbDig[i];\r
- }\r
-\r
- /* Account for the scale of the number */\r
- if (!bOverflow && multiplier10)\r
- {\r
- for (i = 0; i < multiplier10; i++)\r
- {\r
- if (ul64 > (UI8_MAX / 10))\r
- {\r
- TRACE("Overflow scaling number\n");\r
- bOverflow = TRUE;\r
- break;\r
- }\r
- ul64 = ul64 * 10;\r
- }\r
- }\r
-\r
- /* If we have any fractional digits, round the value.\r
- * Note we don't have to do this if divisor10 is < 1,\r
- * because this means the fractional part must be < 0.5\r
- */\r
- if (!bOverflow && fractionalDigits && divisor10 > 0)\r
- {\r
- const BYTE* fracDig = rgbDig + wholeNumberDigits;\r
- BOOL bAdjust = FALSE;\r
-\r
- TRACE("first decimal value is %d\n", *fracDig);\r
-\r
- if (*fracDig > 5)\r
- bAdjust = TRUE; /* > 0.5 */\r
- else if (*fracDig == 5)\r
- {\r
- for (i = 1; i < fractionalDigits; i++)\r
- {\r
- if (fracDig[i])\r
- {\r
- bAdjust = TRUE; /* > 0.5 */\r
- break;\r
- }\r
- }\r
- /* If exactly 0.5, round only odd values */\r
- if (i == fractionalDigits && (ul64 & 1))\r
- bAdjust = TRUE;\r
- }\r
-\r
- if (bAdjust)\r
- {\r
- if (ul64 == UI8_MAX)\r
- {\r
- TRACE("Overflow after rounding\n");\r
- bOverflow = TRUE;\r
- }\r
- ul64++;\r
- }\r
- }\r
-\r
- /* Zero is not a negative number */\r
- bNegative = pNumprs->dwOutFlags & NUMPRS_NEG && ul64 ? TRUE : FALSE;\r
-\r
- TRACE("Integer value is %lld, bNeg %d\n", ul64, bNegative);\r
-\r
- /* For negative integers, try the signed types in size order */\r
- if (!bOverflow && bNegative)\r
- {\r
- if (dwVtBits & (VTBIT_I1|VTBIT_I2|VTBIT_I4|VTBIT_I8))\r
- {\r
- if (dwVtBits & VTBIT_I1 && ul64 <= -I1_MIN)\r
- {\r
- V_VT(pVarDst) = VT_I1;\r
- V_I1(pVarDst) = -ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I2 && ul64 <= -I2_MIN)\r
- {\r
- V_VT(pVarDst) = VT_I2;\r
- V_I2(pVarDst) = -ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I4 && ul64 <= -((LONGLONG)I4_MIN))\r
- {\r
- V_VT(pVarDst) = VT_I4;\r
- V_I4(pVarDst) = -ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I8 && ul64 <= (ULONGLONG)I8_MAX + 1)\r
- {\r
- V_VT(pVarDst) = VT_I8;\r
- V_I8(pVarDst) = -ul64;\r
- return S_OK;\r
- }\r
- else if ((dwVtBits & REAL_VTBITS) == VTBIT_DECIMAL)\r
- {\r
- /* Decimal is only output choice left - fast path */\r
- V_VT(pVarDst) = VT_DECIMAL;\r
- DEC_SIGNSCALE(&V_DECIMAL(pVarDst)) = SIGNSCALE(DECIMAL_NEG,0);\r
- DEC_HI32(&V_DECIMAL(pVarDst)) = 0;\r
- DEC_LO64(&V_DECIMAL(pVarDst)) = -ul64;\r
- return S_OK;\r
- }\r
- }\r
- }\r
- else if (!bOverflow)\r
- {\r
- /* For positive integers, try signed then unsigned types in size order */\r
- if (dwVtBits & VTBIT_I1 && ul64 <= I1_MAX)\r
- {\r
- V_VT(pVarDst) = VT_I1;\r
- V_I1(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_UI1 && ul64 <= UI1_MAX)\r
- {\r
- V_VT(pVarDst) = VT_UI1;\r
- V_UI1(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I2 && ul64 <= I2_MAX)\r
- {\r
- V_VT(pVarDst) = VT_I2;\r
- V_I2(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_UI2 && ul64 <= UI2_MAX)\r
- {\r
- V_VT(pVarDst) = VT_UI2;\r
- V_UI2(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I4 && ul64 <= I4_MAX)\r
- {\r
- V_VT(pVarDst) = VT_I4;\r
- V_I4(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_UI4 && ul64 <= UI4_MAX)\r
- {\r
- V_VT(pVarDst) = VT_UI4;\r
- V_UI4(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_I8 && ul64 <= I8_MAX)\r
- {\r
- V_VT(pVarDst) = VT_I8;\r
- V_I8(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if (dwVtBits & VTBIT_UI8)\r
- {\r
- V_VT(pVarDst) = VT_UI8;\r
- V_UI8(pVarDst) = ul64;\r
- return S_OK;\r
- }\r
- else if ((dwVtBits & REAL_VTBITS) == VTBIT_DECIMAL)\r
- {\r
- /* Decimal is only output choice left - fast path */\r
- V_VT(pVarDst) = VT_DECIMAL;\r
- DEC_SIGNSCALE(&V_DECIMAL(pVarDst)) = SIGNSCALE(DECIMAL_POS,0);\r
- DEC_HI32(&V_DECIMAL(pVarDst)) = 0;\r
- DEC_LO64(&V_DECIMAL(pVarDst)) = ul64;\r
- return S_OK;\r
- }\r
- }\r
- }\r
-\r
- if (dwVtBits & REAL_VTBITS)\r
- {\r
- /* Try to put the number into a float or real */\r
- BOOL bOverflow = FALSE, bNegative = pNumprs->dwOutFlags & NUMPRS_NEG;\r
- double whole = 0.0;\r
- int i;\r
-\r
- /* Convert the number into a double */\r
- for (i = 0; i < pNumprs->cDig; i++)\r
- whole = whole * 10.0 + rgbDig[i];\r
-\r
- TRACE("Whole double value is %16.16g\n", whole);\r
-\r
- /* Account for the scale */\r
- while (multiplier10 > 10)\r
- {\r
- if (whole > dblMaximums[10])\r
- {\r
- dwVtBits &= ~(VTBIT_R4|VTBIT_R8|VTBIT_CY);\r
- bOverflow = TRUE;\r
- break;\r
- }\r
- whole = whole * dblMultipliers[10];\r
- multiplier10 -= 10;\r
- }\r
- if (multiplier10)\r
- {\r
- if (whole > dblMaximums[multiplier10])\r
- {\r
- dwVtBits &= ~(VTBIT_R4|VTBIT_R8|VTBIT_CY);\r
- bOverflow = TRUE;\r
- }\r
- else\r
- whole = whole * dblMultipliers[multiplier10];\r
- }\r
-\r
- TRACE("Scaled double value is %16.16g\n", whole);\r
-\r
- while (divisor10 > 10)\r
- {\r
- if (whole < dblMinimums[10] && whole != 0)\r
- {\r
- dwVtBits &= ~(VTBIT_R4|VTBIT_R8|VTBIT_CY); /* Underflow */\r
- bOverflow = TRUE;\r
- break;\r
- }\r
- whole = whole / dblMultipliers[10];\r
- divisor10 -= 10;\r
- }\r
- if (divisor10)\r
- {\r
- if (whole < dblMinimums[divisor10] && whole != 0)\r
- {\r
- dwVtBits &= ~(VTBIT_R4|VTBIT_R8|VTBIT_CY); /* Underflow */\r
- bOverflow = TRUE;\r
- }\r
- else\r
- whole = whole / dblMultipliers[divisor10];\r
- }\r
- if (!bOverflow)\r
- TRACE("Final double value is %16.16g\n", whole);\r
-\r
- if (dwVtBits & VTBIT_R4 &&\r
- ((whole <= R4_MAX && whole >= R4_MIN) || whole == 0.0))\r
- {\r
- TRACE("Set R4 to final value\n");\r
- V_VT(pVarDst) = VT_R4; /* Fits into a float */\r
- V_R4(pVarDst) = pNumprs->dwOutFlags & NUMPRS_NEG ? -whole : whole;\r
- return S_OK;\r
- }\r
-\r
- if (dwVtBits & VTBIT_R8)\r
- {\r
- TRACE("Set R8 to final value\n");\r
- V_VT(pVarDst) = VT_R8; /* Fits into a double */\r
- V_R8(pVarDst) = pNumprs->dwOutFlags & NUMPRS_NEG ? -whole : whole;\r
- return S_OK;\r
- }\r
-\r
- if (dwVtBits & VTBIT_CY)\r
- {\r
- if (SUCCEEDED(VarCyFromR8(bNegative ? -whole : whole, &V_CY(pVarDst))))\r
- {\r
- V_VT(pVarDst) = VT_CY; /* Fits into a currency */\r
- TRACE("Set CY to final value\n");\r
- return S_OK;\r
- }\r
- TRACE("Value Overflows CY\n");\r
- }\r
- }\r
-\r
- if (dwVtBits & VTBIT_DECIMAL)\r
- {\r
- int i;\r
- ULONG carry;\r
- ULONG64 tmp;\r
- DECIMAL* pDec = &V_DECIMAL(pVarDst);\r
-\r
- DECIMAL_SETZERO(*pDec);\r
- DEC_LO32(pDec) = 0;\r
-\r
- if (pNumprs->dwOutFlags & NUMPRS_NEG)\r
- DEC_SIGN(pDec) = DECIMAL_NEG;\r
- else\r
- DEC_SIGN(pDec) = DECIMAL_POS;\r
-\r
- /* Factor the significant digits */\r
- for (i = 0; i < pNumprs->cDig; i++)\r
- {\r
- tmp = (ULONG64)DEC_LO32(pDec) * 10 + rgbDig[i];\r
- carry = (ULONG)(tmp >> 32);\r
- DEC_LO32(pDec) = (ULONG)(tmp & UI4_MAX);\r
- tmp = (ULONG64)DEC_MID32(pDec) * 10 + carry;\r
- carry = (ULONG)(tmp >> 32);\r
- DEC_MID32(pDec) = (ULONG)(tmp & UI4_MAX);\r
- tmp = (ULONG64)DEC_HI32(pDec) * 10 + carry;\r
- DEC_HI32(pDec) = (ULONG)(tmp & UI4_MAX);\r
-\r
- if (tmp >> 32 & UI4_MAX)\r
- {\r
-VarNumFromParseNum_DecOverflow:\r
- TRACE("Overflow\n");\r
- DEC_LO32(pDec) = DEC_MID32(pDec) = DEC_HI32(pDec) = UI4_MAX;\r
- return DISP_E_OVERFLOW;\r
- }\r
- }\r
-\r
- /* Account for the scale of the number */\r
- while (multiplier10 > 0)\r
- {\r
- tmp = (ULONG64)DEC_LO32(pDec) * 10;\r
- carry = (ULONG)(tmp >> 32);\r
- DEC_LO32(pDec) = (ULONG)(tmp & UI4_MAX);\r
- tmp = (ULONG64)DEC_MID32(pDec) * 10 + carry;\r
- carry = (ULONG)(tmp >> 32);\r
- DEC_MID32(pDec) = (ULONG)(tmp & UI4_MAX);\r
- tmp = (ULONG64)DEC_HI32(pDec) * 10 + carry;\r
- DEC_HI32(pDec) = (ULONG)(tmp & UI4_MAX);\r
-\r
- if (tmp >> 32 & UI4_MAX)\r
- goto VarNumFromParseNum_DecOverflow;\r
- multiplier10--;\r
- }\r
- DEC_SCALE(pDec) = divisor10;\r
-\r
- V_VT(pVarDst) = VT_DECIMAL;\r
- return S_OK;\r
- }\r
- return DISP_E_OVERFLOW; /* No more output choices */\r
-}\r
-\r
-/**********************************************************************\r
- * VarCat [OLEAUT32.318]\r
- */\r
-HRESULT WINAPI VarCat(LPVARIANT left, LPVARIANT right, LPVARIANT out)\r
-{\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),\r
- debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), out);\r
-\r
- /* Should we VariantClear out? */\r
- /* Can we handle array, vector, by ref etc. */\r
- if ((V_VT(left)&VT_TYPEMASK) == VT_NULL &&\r
- (V_VT(right)&VT_TYPEMASK) == VT_NULL)\r
- {\r
- V_VT(out) = VT_NULL;\r
- return S_OK;\r
- }\r
-\r
- if (V_VT(left) == VT_BSTR && V_VT(right) == VT_BSTR)\r
- {\r
- V_VT(out) = VT_BSTR;\r
- VarBstrCat (V_BSTR(left), V_BSTR(right), &V_BSTR(out));\r
- return S_OK;\r
- }\r
- if (V_VT(left) == VT_BSTR) {\r
- VARIANT bstrvar;\r
- HRESULT hres;\r
-\r
- V_VT(out) = VT_BSTR;\r
- VariantInit(&bstrvar);\r
- hres = VariantChangeTypeEx(&bstrvar,right,0,0,VT_BSTR);\r
- if (hres) {\r
- FIXME("Failed to convert right side from vt %d to VT_BSTR?\n",V_VT(right));\r
- return hres;\r
- }\r
- VarBstrCat (V_BSTR(left), V_BSTR(&bstrvar), &V_BSTR(out));\r
- return S_OK;\r
- }\r
- if (V_VT(right) == VT_BSTR) {\r
- VARIANT bstrvar;\r
- HRESULT hres;\r
-\r
- V_VT(out) = VT_BSTR;\r
- VariantInit(&bstrvar);\r
- hres = VariantChangeTypeEx(&bstrvar,left,0,0,VT_BSTR);\r
- if (hres) {\r
- FIXME("Failed to convert right side from vt %d to VT_BSTR?\n",V_VT(right));\r
- return hres;\r
- }\r
- VarBstrCat (V_BSTR(&bstrvar), V_BSTR(right), &V_BSTR(out));\r
- return S_OK;\r
- }\r
- FIXME ("types %d / %d not supported\n",V_VT(left)&VT_TYPEMASK, V_VT(right)&VT_TYPEMASK);\r
- return S_OK;\r
-}\r
-\r
-/**********************************************************************\r
- * VarCmp [OLEAUT32.176]\r
- *\r
- * flags can be:\r
- * NORM_IGNORECASE, NORM_IGNORENONSPACE, NORM_IGNORESYMBOLS\r
- * NORM_IGNOREWIDTH, NORM_IGNOREKANATYPE, NORM_IGNOREKASHIDA\r
- *\r
- */\r
-HRESULT WINAPI VarCmp(LPVARIANT left, LPVARIANT right, LCID lcid, DWORD flags)\r
-{\r
- BOOL lOk = TRUE;\r
- BOOL rOk = TRUE;\r
- LONGLONG lVal = -1;\r
- LONGLONG rVal = -1;\r
- VARIANT rv,lv;\r
- DWORD xmask;\r
- HRESULT rc;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),0x%08lx,0x%08lx)\n", left, debugstr_VT(left),\r
- debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), lcid, flags);\r
-\r
- VariantInit(&lv);VariantInit(&rv);\r
- V_VT(right) &= ~0x8000; /* hack since we sometime get this flag. */\r
- V_VT(left) &= ~0x8000; /* hack since we sometime get this flag. */\r
-\r
- /* If either are null, then return VARCMP_NULL */\r
- if ((V_VT(left)&VT_TYPEMASK) == VT_NULL ||\r
- (V_VT(right)&VT_TYPEMASK) == VT_NULL)\r
- return VARCMP_NULL;\r
-\r
- /* Strings - use VarBstrCmp */\r
- if ((V_VT(left)&VT_TYPEMASK) == VT_BSTR &&\r
- (V_VT(right)&VT_TYPEMASK) == VT_BSTR) {\r
- return VarBstrCmp(V_BSTR(left), V_BSTR(right), lcid, flags);\r
- }\r
-\r
- xmask = (1<<(V_VT(left)&VT_TYPEMASK))|(1<<(V_VT(right)&VT_TYPEMASK));\r
- if (xmask & VTBIT_R8) {\r
- rc = VariantChangeType(&lv,left,0,VT_R8);\r
- if (FAILED(rc)) return rc;\r
- rc = VariantChangeType(&rv,right,0,VT_R8);\r
- if (FAILED(rc)) return rc;\r
-\r
- if (V_R8(&lv) == V_R8(&rv)) return VARCMP_EQ;\r
- if (V_R8(&lv) < V_R8(&rv)) return VARCMP_LT;\r
- if (V_R8(&lv) > V_R8(&rv)) return VARCMP_GT;\r
- return E_FAIL; /* can't get here */\r
- }\r
- if (xmask & VTBIT_R4) {\r
- rc = VariantChangeType(&lv,left,0,VT_R4);\r
- if (FAILED(rc)) return rc;\r
- rc = VariantChangeType(&rv,right,0,VT_R4);\r
- if (FAILED(rc)) return rc;\r
-\r
- if (V_R4(&lv) == V_R4(&rv)) return VARCMP_EQ;\r
- if (V_R4(&lv) < V_R4(&rv)) return VARCMP_LT;\r
- if (V_R4(&lv) > V_R4(&rv)) return VARCMP_GT;\r
- return E_FAIL; /* can't get here */\r
- }\r
-\r
- /* Integers - Ideally like to use VarDecCmp, but no Dec support yet\r
- Use LONGLONG to maximize ranges */\r
- lOk = TRUE;\r
- switch (V_VT(left)&VT_TYPEMASK) {\r
- case VT_I1 : lVal = V_I1(left); break;\r
- case VT_I2 : lVal = V_I2(left); break;\r
- case VT_I4 :\r
- case VT_INT : lVal = V_I4(left); break;\r
- case VT_UI1 : lVal = V_UI1(left); break;\r
- case VT_UI2 : lVal = V_UI2(left); break;\r
- case VT_UI4 :\r
- case VT_UINT : lVal = V_UI4(left); break;\r
- case VT_BOOL : lVal = V_BOOL(left); break;\r
- default: lOk = FALSE;\r
- }\r
-\r
- rOk = TRUE;\r
- switch (V_VT(right)&VT_TYPEMASK) {\r
- case VT_I1 : rVal = V_I1(right); break;\r
- case VT_I2 : rVal = V_I2(right); break;\r
- case VT_I4 :\r
- case VT_INT : rVal = V_I4(right); break;\r
- case VT_UI1 : rVal = V_UI1(right); break;\r
- case VT_UI2 : rVal = V_UI2(right); break;\r
- case VT_UI4 :\r
- case VT_UINT : rVal = V_UI4(right); break;\r
- case VT_BOOL : rVal = V_BOOL(right); break;\r
- default: rOk = FALSE;\r
- }\r
-\r
- if (lOk && rOk) {\r
- if (lVal < rVal) {\r
- return VARCMP_LT;\r
- } else if (lVal > rVal) {\r
- return VARCMP_GT;\r
- } else {\r
- return VARCMP_EQ;\r
- }\r
- }\r
-\r
- /* Strings - use VarBstrCmp */\r
- if ((V_VT(left)&VT_TYPEMASK) == VT_DATE &&\r
- (V_VT(right)&VT_TYPEMASK) == VT_DATE) {\r
-\r
- if (floor(V_DATE(left)) == floor(V_DATE(right))) {\r
- /* Due to floating point rounding errors, calculate varDate in whole numbers) */\r
- double wholePart = 0.0;\r
- double leftR;\r
- double rightR;\r
-\r
- /* Get the fraction * 24*60*60 to make it into whole seconds */\r
- wholePart = (double) floor( V_DATE(left) );\r
- if (wholePart == 0) wholePart = 1;\r
- leftR = floor(fmod( V_DATE(left), wholePart ) * (24*60*60));\r
-\r
- wholePart = (double) floor( V_DATE(right) );\r
- if (wholePart == 0) wholePart = 1;\r
- rightR = floor(fmod( V_DATE(right), wholePart ) * (24*60*60));\r
-\r
- if (leftR < rightR) {\r
- return VARCMP_LT;\r
- } else if (leftR > rightR) {\r
- return VARCMP_GT;\r
- } else {\r
- return VARCMP_EQ;\r
- }\r
-\r
- } else if (V_DATE(left) < V_DATE(right)) {\r
- return VARCMP_LT;\r
- } else if (V_DATE(left) > V_DATE(right)) {\r
- return VARCMP_GT;\r
- }\r
- }\r
- FIXME("VarCmp partial implementation, doesn't support vt 0x%x / 0x%x\n",V_VT(left), V_VT(right));\r
- return E_FAIL;\r
-}\r
-\r
-/**********************************************************************\r
- * VarAnd [OLEAUT32.142]\r
- *\r
- */\r
-HRESULT WINAPI VarAnd(LPVARIANT left, LPVARIANT right, LPVARIANT result)\r
-{\r
- HRESULT rc = E_FAIL;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),\r
- debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);\r
-\r
- if ((V_VT(left)&VT_TYPEMASK) == VT_BOOL &&\r
- (V_VT(right)&VT_TYPEMASK) == VT_BOOL) {\r
-\r
- V_VT(result) = VT_BOOL;\r
- if (V_BOOL(left) && V_BOOL(right)) {\r
- V_BOOL(result) = VARIANT_TRUE;\r
- } else {\r
- V_BOOL(result) = VARIANT_FALSE;\r
- }\r
- rc = S_OK;\r
-\r
- } else {\r
- /* Integers */\r
- BOOL lOk = TRUE;\r
- BOOL rOk = TRUE;\r
- LONGLONG lVal = -1;\r
- LONGLONG rVal = -1;\r
- LONGLONG res = -1;\r
- int resT = 0; /* Testing has shown I2 & I2 == I2, all else\r
- becomes I4, even unsigned ints (incl. UI2) */\r
-\r
- lOk = TRUE;\r
- switch (V_VT(left)&VT_TYPEMASK) {\r
- case VT_I1 : lVal = V_I1(left); resT=VT_I4; break;\r
- case VT_I2 : lVal = V_I2(left); resT=VT_I2; break;\r
- case VT_I4 :\r
- case VT_INT : lVal = V_I4(left); resT=VT_I4; break;\r
- case VT_UI1 : lVal = V_UI1(left); resT=VT_I4; break;\r
- case VT_UI2 : lVal = V_UI2(left); resT=VT_I4; break;\r
- case VT_UI4 :\r
- case VT_UINT : lVal = V_UI4(left); resT=VT_I4; break;\r
- case VT_BOOL : rVal = V_BOOL(left); resT=VT_I4; break;\r
- default: lOk = FALSE;\r
- }\r
-\r
- rOk = TRUE;\r
- switch (V_VT(right)&VT_TYPEMASK) {\r
- case VT_I1 : rVal = V_I1(right); resT=VT_I4; break;\r
- case VT_I2 : rVal = V_I2(right); resT=max(VT_I2, resT); break;\r
- case VT_I4 :\r
- case VT_INT : rVal = V_I4(right); resT=VT_I4; break;\r
- case VT_UI1 : rVal = V_UI1(right); resT=VT_I4; break;\r
- case VT_UI2 : rVal = V_UI2(right); resT=VT_I4; break;\r
- case VT_UI4 :\r
- case VT_UINT : rVal = V_UI4(right); resT=VT_I4; break;\r
- case VT_BOOL : rVal = V_BOOL(right); resT=VT_I4; break;\r
- default: rOk = FALSE;\r
- }\r
-\r
- if (lOk && rOk) {\r
- res = (lVal & rVal);\r
- V_VT(result) = resT;\r
- switch (resT) {\r
- case VT_I2 : V_I2(result) = res; break;\r
- case VT_I4 : V_I4(result) = res; break;\r
- default:\r
- FIXME("Unexpected result variant type %x\n", resT);\r
- V_I4(result) = res;\r
- }\r
- rc = S_OK;\r
-\r
- } else {\r
- FIXME("VarAnd stub\n");\r
- }\r
- }\r
-\r
- TRACE("returning 0x%8lx (%s%s),%ld\n", rc, debugstr_VT(result),\r
- debugstr_VF(result), V_VT(result) == VT_I4 ? V_I4(result) : V_I2(result));\r
- return rc;\r
-}\r
-\r
-/**********************************************************************\r
- * VarAdd [OLEAUT32.141]\r
- * FIXME: From MSDN: If ... Then\r
- * Both expressions are of the string type Concatenated.\r
- * One expression is a string type and the other a character Addition.\r
- * One expression is numeric and the other is a string Addition.\r
- * Both expressions are numeric Addition.\r
- * Either expression is NULL NULL is returned.\r
- * Both expressions are empty Integer subtype is returned.\r
- *\r
- */\r
-HRESULT WINAPI VarAdd(LPVARIANT left, LPVARIANT right, LPVARIANT result)\r
-{\r
- HRESULT rc = E_FAIL;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),\r
- debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);\r
-\r
- if ((V_VT(left)&VT_TYPEMASK) == VT_EMPTY)\r
- return VariantCopy(result,right);\r
-\r
- if ((V_VT(right)&VT_TYPEMASK) == VT_EMPTY)\r
- return VariantCopy(result,left);\r
-\r
- /* check if we add doubles */\r
- if (((V_VT(left)&VT_TYPEMASK) == VT_R8) || ((V_VT(right)&VT_TYPEMASK) == VT_R8)) {\r
- BOOL lOk = TRUE;\r
- BOOL rOk = TRUE;\r
- double lVal = -1;\r
- double rVal = -1;\r
- double res = -1;\r
-\r
- lOk = TRUE;\r
- switch (V_VT(left)&VT_TYPEMASK) {\r
- case VT_I1 : lVal = V_I1(left); break;\r
- case VT_I2 : lVal = V_I2(left); break;\r
- case VT_I4 :\r
- case VT_INT : lVal = V_I4(left); break;\r
- case VT_UI1 : lVal = V_UI1(left); break;\r
- case VT_UI2 : lVal = V_UI2(left); break;\r
- case VT_UI4 :\r
- case VT_UINT : lVal = V_UI4(left); break;\r
- case VT_R4 : lVal = V_R4(left); break;\r
- case VT_R8 : lVal = V_R8(left); break;\r
- case VT_NULL : lVal = 0.0; break;\r
- default: lOk = FALSE;\r
- }\r
-\r
- rOk = TRUE;\r
- switch (V_VT(right)&VT_TYPEMASK) {\r
- case VT_I1 : rVal = V_I1(right); break;\r
- case VT_I2 : rVal = V_I2(right); break;\r
- case VT_I4 :\r
- case VT_INT : rVal = V_I4(right); break;\r
- case VT_UI1 : rVal = V_UI1(right); break;\r
- case VT_UI2 : rVal = V_UI2(right); break;\r
- case VT_UI4 :\r
- case VT_UINT : rVal = V_UI4(right); break;\r
- case VT_R4 : rVal = V_R4(right);break;\r
- case VT_R8 : rVal = V_R8(right);break;\r
- case VT_NULL : rVal = 0.0; break;\r
- default: rOk = FALSE;\r
- }\r
-\r
- if (lOk && rOk) {\r
- res = (lVal + rVal);\r
- V_VT(result) = VT_R8;\r
- V_R8(result) = res;\r
- rc = S_OK;\r
- } else {\r
- FIXME("Unhandled type pair %d / %d in double addition.\n",\r
- (V_VT(left)&VT_TYPEMASK),\r
- (V_VT(right)&VT_TYPEMASK)\r
- );\r
- }\r
- return rc;\r
- }\r
-\r
- /* now check if we add floats. VT_R8 can no longer happen here! */\r
- if (((V_VT(left)&VT_TYPEMASK) == VT_R4) || ((V_VT(right)&VT_TYPEMASK) == VT_R4)) {\r
- BOOL lOk = TRUE;\r
- BOOL rOk = TRUE;\r
- float lVal = -1;\r
- float rVal = -1;\r
- float res = -1;\r
-\r
- lOk = TRUE;\r
- switch (V_VT(left)&VT_TYPEMASK) {\r
- case VT_I1 : lVal = V_I1(left); break;\r
- case VT_I2 : lVal = V_I2(left); break;\r
- case VT_I4 :\r
- case VT_INT : lVal = V_I4(left); break;\r
- case VT_UI1 : lVal = V_UI1(left); break;\r
- case VT_UI2 : lVal = V_UI2(left); break;\r
- case VT_UI4 :\r
- case VT_UINT : lVal = V_UI4(left); break;\r
- case VT_R4 : lVal = V_R4(left); break;\r
- case VT_NULL : lVal = 0.0; break;\r
- default: lOk = FALSE;\r
- }\r
-\r
- rOk = TRUE;\r
- switch (V_VT(right)&VT_TYPEMASK) {\r
- case VT_I1 : rVal = V_I1(right); break;\r
- case VT_I2 : rVal = V_I2(right); break;\r
- case VT_I4 :\r
- case VT_INT : rVal = V_I4(right); break;\r
- case VT_UI1 : rVal = V_UI1(right); break;\r
- case VT_UI2 : rVal = V_UI2(right); break;\r
- case VT_UI4 :\r
- case VT_UINT : rVal = V_UI4(right); break;\r
- case VT_R4 : rVal = V_R4(right);break;\r
- case VT_NULL : rVal = 0.0; break;\r
- default: rOk = FALSE;\r
- }\r
-\r
- if (lOk && rOk) {\r
- res = (lVal + rVal);\r
- V_VT(result) = VT_R4;\r
- V_R4(result) = res;\r
- rc = S_OK;\r
- } else {\r
- FIXME("Unhandled type pair %d / %d in float addition.\n",\r
- (V_VT(left)&VT_TYPEMASK),\r
- (V_VT(right)&VT_TYPEMASK)\r
- );\r
- }\r
- return rc;\r
- }\r
-\r
- /* Handle strings as concat */\r
- if ((V_VT(left)&VT_TYPEMASK) == VT_BSTR &&\r
- (V_VT(right)&VT_TYPEMASK) == VT_BSTR) {\r
- V_VT(result) = VT_BSTR;\r
- return VarBstrCat(V_BSTR(left), V_BSTR(right), &V_BSTR(result));\r
- } else {\r
-\r
- /* Integers */\r
- BOOL lOk = TRUE;\r
- BOOL rOk = TRUE;\r
- LONGLONG lVal = -1;\r
- LONGLONG rVal = -1;\r
- LONGLONG res = -1;\r
- int resT = 0; /* Testing has shown I2 + I2 == I2, all else\r
- becomes I4 */\r
-\r
- lOk = TRUE;\r
- switch (V_VT(left)&VT_TYPEMASK) {\r
- case VT_I1 : lVal = V_I1(left); resT=VT_I4; break;\r
- case VT_I2 : lVal = V_I2(left); resT=VT_I2; break;\r
- case VT_I4 :\r
- case VT_INT : lVal = V_I4(left); resT=VT_I4; break;\r
- case VT_UI1 : lVal = V_UI1(left); resT=VT_I4; break;\r
- case VT_UI2 : lVal = V_UI2(left); resT=VT_I4; break;\r
- case VT_UI4 :\r
- case VT_UINT : lVal = V_UI4(left); resT=VT_I4; break;\r
- case VT_NULL : lVal = 0; resT = VT_I4; break;\r
- default: lOk = FALSE;\r
- }\r
-\r
- rOk = TRUE;\r
- switch (V_VT(right)&VT_TYPEMASK) {\r
- case VT_I1 : rVal = V_I1(right); resT=VT_I4; break;\r
- case VT_I2 : rVal = V_I2(right); resT=max(VT_I2, resT); break;\r
- case VT_I4 :\r
- case VT_INT : rVal = V_I4(right); resT=VT_I4; break;\r
- case VT_UI1 : rVal = V_UI1(right); resT=VT_I4; break;\r
- case VT_UI2 : rVal = V_UI2(right); resT=VT_I4; break;\r
- case VT_UI4 :\r
- case VT_UINT : rVal = V_UI4(right); resT=VT_I4; break;\r
- case VT_NULL : rVal = 0; resT=VT_I4; break;\r
- default: rOk = FALSE;\r
- }\r
-\r
- if (lOk && rOk) {\r
- res = (lVal + rVal);\r
- V_VT(result) = resT;\r
- switch (resT) {\r
- case VT_I2 : V_I2(result) = res; break;\r
- case VT_I4 : V_I4(result) = res; break;\r
- default:\r
- FIXME("Unexpected result variant type %x\n", resT);\r
- V_I4(result) = res;\r
- }\r
- rc = S_OK;\r
-\r
- } else {\r
- FIXME("unimplemented part (0x%x + 0x%x)\n",V_VT(left), V_VT(right));\r
- }\r
- }\r
-\r
- TRACE("returning 0x%8lx (%s%s),%ld\n", rc, debugstr_VT(result),\r
- debugstr_VF(result), V_VT(result) == VT_I4 ? V_I4(result) : V_I2(result));\r
- return rc;\r
-}\r
-\r
-/**********************************************************************\r
- * VarMul [OLEAUT32.156]\r
- *\r
- * Multiply two variants.\r
- *\r
- * PARAMS\r
- * left [I] First variant\r
- * right [I] Second variant\r
- * result [O] Result variant\r
- *\r
- * RETURNS\r
- * Success: S_OK.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * Native VarMul up to and including WinXP dosn't like as input variants\r
- * I1, UI2, UI4, UI8, INT and UINT. But it can multiply apples with oranges.\r
- *\r
- * Native VarMul dosn't check for NULL in/out pointers and crashes. We do the\r
- * same here.\r
- *\r
- * FIXME\r
- * Overflow checking for R8 (double) overflow. Return DISP_E_OVERFLOW in that\r
- * case.\r
- */\r
-HRESULT WINAPI VarMul(LPVARIANT left, LPVARIANT right, LPVARIANT result)\r
-{\r
- HRESULT hres;\r
- VARTYPE lvt, rvt, resvt, tvt;\r
- VARIANT lv, rv, tv;\r
- double r8res;\r
-\r
- /* Variant priority for coercion. Sorted from lowest to highest.\r
- VT_ERROR shows an invalid input variant type. */\r
- enum coerceprio { vt_UI1 = 0, vt_I2, vt_I4, vt_I8, vt_CY, vt_R4, vt_R8,\r
- vt_DECIMAL, vt_NULL, vt_ERROR };\r
- /* Mapping from priority to variant type. Keep in sync with coerceprio! */\r
- VARTYPE prio2vt[] = { VT_UI1, VT_I2, VT_I4, VT_I8, VT_CY, VT_R4, VT_R8,\r
- VT_DECIMAL, VT_NULL, VT_ERROR };\r
-\r
- /* Mapping for coercion from input variant to priority of result variant. */\r
- static VARTYPE coerce[] = {\r
- /* VT_EMPTY, VT_NULL, VT_I2, VT_I4, VT_R4 */\r
- vt_UI1, vt_NULL, vt_I2, vt_I4, vt_R4,\r
- /* VT_R8, VT_CY, VT_DATE, VT_BSTR, VT_DISPATCH */\r
- vt_R8, vt_CY, vt_R8, vt_R8, vt_ERROR,\r
- /* VT_ERROR, VT_BOOL, VT_VARIANT, VT_UNKNOWN, VT_DECIMAL */\r
- vt_ERROR, vt_I2, vt_ERROR, vt_ERROR, vt_DECIMAL,\r
- /* 15, VT_I1, VT_UI1, VT_UI2, VT_UI4 VT_I8 */\r
- vt_ERROR, vt_ERROR, vt_UI1, vt_ERROR, vt_ERROR, vt_I8\r
- };\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),\r
- debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right),\r
- result);\r
-\r
- VariantInit(&lv);\r
- VariantInit(&rv);\r
- VariantInit(&tv);\r
- lvt = V_VT(left)&VT_TYPEMASK;\r
- rvt = V_VT(right)&VT_TYPEMASK;\r
-\r
- /* If we have any flag set (VT_ARRAY, VT_VECTOR, etc.) bail out.\r
- Same for any input variant type > VT_I8 */\r
- if (V_VT(left) & ~VT_TYPEMASK || V_VT(right) & ~VT_TYPEMASK ||\r
- lvt > VT_I8 || rvt > VT_I8) {\r
- hres = DISP_E_BADVARTYPE;\r
- goto end;\r
- }\r
-\r
- /* Determine the variant type to coerce to. */\r
- if (coerce[lvt] > coerce[rvt]) {\r
- resvt = prio2vt[coerce[lvt]];\r
- tvt = prio2vt[coerce[rvt]];\r
- } else {\r
- resvt = prio2vt[coerce[rvt]];\r
- tvt = prio2vt[coerce[lvt]];\r
- }\r
-\r
- /* Special cases where the result variant type is defined by both\r
- input variants and not only that with the highest priority */\r
- if (resvt == VT_R4 && (tvt == VT_CY || tvt == VT_I8 || tvt == VT_I4))\r
- resvt = VT_R8;\r
- if (lvt == VT_EMPTY && rvt == VT_EMPTY)\r
- resvt = VT_I2;\r
-\r
- /* For overflow detection use the biggest compatible type for the\r
- multiplication */\r
- switch (resvt) {\r
- case VT_ERROR:\r
- hres = DISP_E_BADVARTYPE;\r
- goto end;\r
- case VT_NULL:\r
- hres = S_OK;\r
- V_VT(result) = VT_NULL;\r
- goto end;\r
- case VT_UI1:\r
- case VT_I2:\r
- case VT_I4:\r
- case VT_I8:\r
- tvt = VT_I8;\r
- break;\r
- case VT_R4:\r
- tvt = VT_R8;\r
- break;\r
- default:\r
- tvt = resvt;\r
- }\r
-\r
- /* Now coerce the variants */\r
- hres = VariantChangeType(&lv, left, 0, tvt);\r
- if (FAILED(hres))\r
- goto end;\r
- hres = VariantChangeType(&rv, right, 0, tvt);\r
- if (FAILED(hres))\r
- goto end;\r
-\r
- /* Do the math */\r
- hres = S_OK;\r
- V_VT(&tv) = tvt;\r
- V_VT(result) = resvt;\r
- switch (tvt) {\r
- case VT_DECIMAL:\r
- hres = VarDecMul(&V_DECIMAL(&lv), &V_DECIMAL(&rv),\r
- &V_DECIMAL(result));\r
- goto end;\r
- case VT_CY:\r
- hres = VarCyMul(V_CY(&lv), V_CY(&rv), &V_CY(result));\r
- goto end;\r
- case VT_I8:\r
- /* Overflow detection */\r
- r8res = (double)V_I8(&lv) * (double)V_I8(&rv);\r
- if (r8res > (double)I8_MAX || r8res < (double)I8_MIN) {\r
- V_VT(result) = VT_R8;\r
- V_R8(result) = r8res;\r
- goto end;\r
- } else\r
- V_I8(&tv) = V_I8(&lv) * V_I8(&rv);\r
- break;\r
- case VT_R8:\r
- /* FIXME: overflow detection */\r
- V_R8(&tv) = V_R8(&lv) * V_R8(&rv);\r
- break;\r
- default:\r
- ERR("We shouldn't get here! tvt = %d!\n", tvt);\r
- break;\r
- }\r
- if (rvt != tvt) {\r
- while ((hres = VariantChangeType(result, &tv, 0, resvt)) != S_OK) {\r
- /* Overflow! Change to the vartype with the next higher priority */\r
- resvt = prio2vt[coerce[resvt] + 1];\r
- }\r
- } else\r
- hres = VariantCopy(result, &tv);\r
-\r
-end:\r
- if (hres != S_OK) {\r
- V_VT(result) = VT_EMPTY;\r
- V_I4(result) = 0; /* No V_EMPTY */\r
- }\r
- VariantClear(&lv);\r
- VariantClear(&rv);\r
- VariantClear(&tv);\r
- TRACE("returning 0x%8lx (variant type %s)\n", hres, debugstr_VT(result));\r
- return hres;\r
-}\r
-\r
-/**********************************************************************\r
- * VarDiv [OLEAUT32.143]\r
- *\r
- */\r
-HRESULT WINAPI VarDiv(LPVARIANT left, LPVARIANT right, LPVARIANT result)\r
-{\r
- HRESULT rc = E_FAIL;\r
- VARTYPE lvt,rvt,resvt;\r
- VARIANT lv,rv;\r
- BOOL found;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),\r
- debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);\r
-\r
- VariantInit(&lv);VariantInit(&rv);\r
- lvt = V_VT(left)&VT_TYPEMASK;\r
- rvt = V_VT(right)&VT_TYPEMASK;\r
- found = FALSE;resvt = VT_VOID;\r
- if (((1<<lvt) | (1<<rvt)) & (VTBIT_R4|VTBIT_R8)) {\r
- found = TRUE;\r
- resvt = VT_R8;\r
- }\r
- if (!found && (((1<<lvt) | (1<<rvt)) & (VTBIT_I1|VTBIT_I2|VTBIT_UI1|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|(1<<VT_INT)|(1<<VT_UINT)))) {\r
- found = TRUE;\r
- resvt = VT_I4;\r
- }\r
- if (!found) {\r
- FIXME("can't expand vt %d vs %d to a target type.\n",lvt,rvt);\r
- return E_FAIL;\r
- }\r
- rc = VariantChangeType(&lv, left, 0, resvt);\r
- if (FAILED(rc)) {\r
- FIXME("Could not convert 0x%x to %d?\n",V_VT(left),resvt);\r
- return rc;\r
- }\r
- rc = VariantChangeType(&rv, right, 0, resvt);\r
- if (FAILED(rc)) {\r
- FIXME("Could not convert 0x%x to %d?\n",V_VT(right),resvt);\r
- return rc;\r
- }\r
- switch (resvt) {\r
- case VT_R8:\r
- if (V_R8(&rv) == 0) return DISP_E_DIVBYZERO;\r
- V_VT(result) = resvt;\r
- V_R8(result) = V_R8(&lv) / V_R8(&rv);\r
- rc = S_OK;\r
- break;\r
- case VT_I4:\r
- if (V_I4(&rv) == 0) return DISP_E_DIVBYZERO;\r
- V_VT(result) = resvt;\r
- V_I4(result) = V_I4(&lv) / V_I4(&rv);\r
- rc = S_OK;\r
- break;\r
- }\r
- TRACE("returning 0x%8lx (%s%s),%g\n", rc, debugstr_VT(result),\r
- debugstr_VF(result), V_VT(result) == VT_R8 ? V_R8(result) : (double)V_I4(result));\r
- return rc;\r
-}\r
-\r
-/**********************************************************************\r
- * VarSub [OLEAUT32.159]\r
- *\r
- */\r
-HRESULT WINAPI VarSub(LPVARIANT left, LPVARIANT right, LPVARIANT result)\r
-{\r
- HRESULT rc = E_FAIL;\r
- VARTYPE lvt,rvt,resvt;\r
- VARIANT lv,rv;\r
- BOOL found;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),\r
- debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);\r
-\r
- VariantInit(&lv);VariantInit(&rv);\r
- lvt = V_VT(left)&VT_TYPEMASK;\r
- rvt = V_VT(right)&VT_TYPEMASK;\r
- found = FALSE;resvt = VT_VOID;\r
- if (((1<<lvt) | (1<<rvt)) & ((1<<VT_DATE)|(1<<VT_R4)|(1<<VT_R8))) {\r
- found = TRUE;\r
- resvt = VT_R8;\r
- }\r
- if (!found && (((1<<lvt) | (1<<rvt)) & (VTBIT_I1|VTBIT_I2|VTBIT_UI1|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|(1<<VT_INT)|(1<<VT_UINT)))) {\r
- found = TRUE;\r
- resvt = VT_I4;\r
- }\r
- if (!found) {\r
- FIXME("can't expand vt %d vs %d to a target type.\n",lvt,rvt);\r
- return E_FAIL;\r
- }\r
- rc = VariantChangeType(&lv, left, 0, resvt);\r
- if (FAILED(rc)) {\r
- FIXME("Could not convert 0x%x to %d?\n",V_VT(left),resvt);\r
- return rc;\r
- }\r
- rc = VariantChangeType(&rv, right, 0, resvt);\r
- if (FAILED(rc)) {\r
- FIXME("Could not convert 0x%x to %d?\n",V_VT(right),resvt);\r
- return rc;\r
- }\r
- switch (resvt) {\r
- case VT_R8:\r
- V_VT(result) = resvt;\r
- V_R8(result) = V_R8(&lv) - V_R8(&rv);\r
- rc = S_OK;\r
- break;\r
- case VT_I4:\r
- V_VT(result) = resvt;\r
- V_I4(result) = V_I4(&lv) - V_I4(&rv);\r
- rc = S_OK;\r
- break;\r
- }\r
- TRACE("returning 0x%8lx (%s%s),%g\n", rc, debugstr_VT(result),\r
- debugstr_VF(result), V_VT(result) == VT_R8 ? V_R8(result) : (double)V_I4(result));\r
- return rc;\r
-}\r
-\r
-/**********************************************************************\r
- * VarOr [OLEAUT32.157]\r
- *\r
- * Perform a logical or (OR) operation on two variants.\r
- *\r
- * PARAMS\r
- * pVarLeft [I] First variant\r
- * pVarRight [I] Variant to OR with pVarLeft\r
- * pVarOut [O] Destination for OR result\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the result of the operation with its type\r
- * taken from the table listed under VarXor().\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * See the Notes section of VarXor() for further information.\r
- */\r
-HRESULT WINAPI VarOr(LPVARIANT pVarLeft, LPVARIANT pVarRight, LPVARIANT pVarOut)\r
-{\r
- VARTYPE vt = VT_I4;\r
- VARIANT varLeft, varRight, varStr;\r
- HRESULT hRet;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft, debugstr_VT(pVarLeft),\r
- debugstr_VF(pVarLeft), pVarRight, debugstr_VT(pVarRight),\r
- debugstr_VF(pVarRight), pVarOut);\r
-\r
- if (V_EXTRA_TYPE(pVarLeft) || V_EXTRA_TYPE(pVarRight) ||\r
- V_VT(pVarLeft) == VT_UNKNOWN || V_VT(pVarRight) == VT_UNKNOWN ||\r
- V_VT(pVarLeft) == VT_DISPATCH || V_VT(pVarRight) == VT_DISPATCH ||\r
- V_VT(pVarLeft) == VT_RECORD || V_VT(pVarRight) == VT_RECORD)\r
- return DISP_E_BADVARTYPE;\r
-\r
- V_VT(&varLeft) = V_VT(&varRight) = V_VT(&varStr) = VT_EMPTY;\r
-\r
- if (V_VT(pVarLeft) == VT_NULL || V_VT(pVarRight) == VT_NULL)\r
- {\r
- /* NULL OR Zero is NULL, NULL OR value is value */\r
- if (V_VT(pVarLeft) == VT_NULL)\r
- pVarLeft = pVarRight; /* point to the non-NULL var */\r
-\r
- V_VT(pVarOut) = VT_NULL;\r
- V_I4(pVarOut) = 0;\r
-\r
- switch (V_VT(pVarLeft))\r
- {\r
- case VT_DATE: case VT_R8:\r
- if (V_R8(pVarLeft))\r
- goto VarOr_AsEmpty;\r
- return S_OK;\r
- case VT_BOOL:\r
- if (V_BOOL(pVarLeft))\r
- *pVarOut = *pVarLeft;\r
- return S_OK;\r
- case VT_I2: case VT_UI2:\r
- if (V_I2(pVarLeft))\r
- goto VarOr_AsEmpty;\r
- return S_OK;\r
- case VT_I1:\r
- if (V_I1(pVarLeft))\r
- goto VarOr_AsEmpty;\r
- return S_OK;\r
- case VT_UI1:\r
- if (V_UI1(pVarLeft))\r
- *pVarOut = *pVarLeft;\r
- return S_OK;\r
- case VT_R4:\r
- if (V_R4(pVarLeft))\r
- goto VarOr_AsEmpty;\r
- return S_OK;\r
- case VT_I4: case VT_UI4: case VT_INT: case VT_UINT:\r
- if (V_I4(pVarLeft))\r
- goto VarOr_AsEmpty;\r
- return S_OK;\r
- case VT_CY:\r
- if (V_CY(pVarLeft).int64)\r
- goto VarOr_AsEmpty;\r
- return S_OK;\r
- case VT_I8: case VT_UI8:\r
- if (V_I8(pVarLeft))\r
- goto VarOr_AsEmpty;\r
- return S_OK;\r
- case VT_DECIMAL:\r
- if (DEC_HI32(&V_DECIMAL(pVarLeft)) || DEC_LO64(&V_DECIMAL(pVarLeft)))\r
- goto VarOr_AsEmpty;\r
- return S_OK;\r
- case VT_BSTR:\r
- {\r
- VARIANT_BOOL b;\r
-\r
- if (!V_BSTR(pVarLeft))\r
- return DISP_E_BADVARTYPE;\r
-\r
- hRet = VarBoolFromStr(V_BSTR(pVarLeft), LOCALE_USER_DEFAULT, VAR_LOCALBOOL, &b);\r
- if (SUCCEEDED(hRet) && b)\r
- {\r
- V_VT(pVarOut) = VT_BOOL;\r
- V_BOOL(pVarOut) = b;\r
- }\r
- return hRet;\r
- }\r
- case VT_NULL: case VT_EMPTY:\r
- V_VT(pVarOut) = VT_NULL;\r
- return S_OK;\r
- default:\r
- return DISP_E_BADVARTYPE;\r
- }\r
- }\r
-\r
- if (V_VT(pVarLeft) == VT_EMPTY || V_VT(pVarRight) == VT_EMPTY)\r
- {\r
- if (V_VT(pVarLeft) == VT_EMPTY)\r
- pVarLeft = pVarRight; /* point to the non-EMPTY var */\r
-\r
-VarOr_AsEmpty:\r
- /* Since one argument is empty (0), OR'ing it with the other simply\r
- * gives the others value (as 0|x => x). So just convert the other\r
- * argument to the required result type.\r
- */\r
- switch (V_VT(pVarLeft))\r
- {\r
- case VT_BSTR:\r
- if (!V_BSTR(pVarLeft))\r
- return DISP_E_BADVARTYPE;\r
-\r
- hRet = VariantCopy(&varStr, pVarLeft);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
- pVarLeft = &varStr;\r
- hRet = VariantChangeType(pVarLeft, pVarLeft, 0, VT_BOOL);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
- /* Fall Through ... */\r
- case VT_EMPTY: case VT_UI1: case VT_BOOL: case VT_I2:\r
- V_VT(pVarOut) = VT_I2;\r
- break;\r
- case VT_DATE: case VT_CY: case VT_DECIMAL: case VT_R4: case VT_R8:\r
- case VT_I1: case VT_UI2: case VT_I4: case VT_UI4:\r
- case VT_INT: case VT_UINT: case VT_UI8:\r
- V_VT(pVarOut) = VT_I4;\r
- break;\r
- case VT_I8:\r
- V_VT(pVarOut) = VT_I8;\r
- break;\r
- default:\r
- return DISP_E_BADVARTYPE;\r
- }\r
- hRet = VariantCopy(&varLeft, pVarLeft);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
- pVarLeft = &varLeft;\r
- hRet = VariantChangeType(pVarOut, pVarLeft, 0, V_VT(pVarOut));\r
- goto VarOr_Exit;\r
- }\r
-\r
- if (V_VT(pVarLeft) == VT_BOOL && V_VT(pVarRight) == VT_BOOL)\r
- {\r
- V_VT(pVarOut) = VT_BOOL;\r
- V_BOOL(pVarOut) = V_BOOL(pVarLeft) | V_BOOL(pVarRight);\r
- return S_OK;\r
- }\r
-\r
- if (V_VT(pVarLeft) == VT_UI1 && V_VT(pVarRight) == VT_UI1)\r
- {\r
- V_VT(pVarOut) = VT_UI1;\r
- V_UI1(pVarOut) = V_UI1(pVarLeft) | V_UI1(pVarRight);\r
- return S_OK;\r
- }\r
-\r
- if (V_VT(pVarLeft) == VT_BSTR)\r
- {\r
- hRet = VariantCopy(&varStr, pVarLeft);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
- pVarLeft = &varStr;\r
- hRet = VariantChangeType(pVarLeft, pVarLeft, 0, VT_BOOL);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
- }\r
-\r
- if (V_VT(pVarLeft) == VT_BOOL &&\r
- (V_VT(pVarRight) == VT_BOOL || V_VT(pVarRight) == VT_BSTR))\r
- {\r
- vt = VT_BOOL;\r
- }\r
- else if ((V_VT(pVarLeft) == VT_BOOL || V_VT(pVarLeft) == VT_UI1 ||\r
- V_VT(pVarLeft) == VT_I2 || V_VT(pVarLeft) == VT_BSTR) &&\r
- (V_VT(pVarRight) == VT_BOOL || V_VT(pVarRight) == VT_UI1 ||\r
- V_VT(pVarRight) == VT_I2 || V_VT(pVarRight) == VT_BSTR))\r
- {\r
- vt = VT_I2;\r
- }\r
- else if (V_VT(pVarLeft) == VT_I8 || V_VT(pVarRight) == VT_I8)\r
- {\r
- if (V_VT(pVarLeft) == VT_INT || V_VT(pVarRight) == VT_INT)\r
- return DISP_E_TYPEMISMATCH;\r
- vt = VT_I8;\r
- }\r
-\r
- hRet = VariantCopy(&varLeft, pVarLeft);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
-\r
- hRet = VariantCopy(&varRight, pVarRight);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
-\r
- if (vt == VT_I4 && V_VT(&varLeft) == VT_UI4)\r
- V_VT(&varLeft) = VT_I4; /* Don't overflow */\r
- else\r
- {\r
- double d;\r
-\r
- if (V_VT(&varLeft) == VT_BSTR &&\r
- FAILED(VarR8FromStr(V_BSTR(&varLeft), LOCALE_USER_DEFAULT, 0, &d)))\r
- hRet = VariantChangeType(&varLeft, &varLeft, VARIANT_LOCALBOOL, VT_BOOL);\r
- if (SUCCEEDED(hRet) && V_VT(&varLeft) != vt)\r
- hRet = VariantChangeType(&varLeft, &varLeft, 0, vt);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
- }\r
-\r
- if (vt == VT_I4 && V_VT(&varRight) == VT_UI4)\r
- V_VT(&varRight) = VT_I4; /* Don't overflow */\r
- else\r
- {\r
- double d;\r
-\r
- if (V_VT(&varRight) == VT_BSTR &&\r
- FAILED(VarR8FromStr(V_BSTR(&varRight), LOCALE_USER_DEFAULT, 0, &d)))\r
- hRet = VariantChangeType(&varRight, &varRight, VARIANT_LOCALBOOL, VT_BOOL);\r
- if (SUCCEEDED(hRet) && V_VT(&varRight) != vt)\r
- hRet = VariantChangeType(&varRight, &varRight, 0, vt);\r
- if (FAILED(hRet))\r
- goto VarOr_Exit;\r
- }\r
-\r
- V_VT(pVarOut) = vt;\r
- if (vt == VT_I8)\r
- {\r
- V_I8(pVarOut) = V_I8(&varLeft) | V_I8(&varRight);\r
- }\r
- else if (vt == VT_I4)\r
- {\r
- V_I4(pVarOut) = V_I4(&varLeft) | V_I4(&varRight);\r
- }\r
- else\r
- {\r
- V_I2(pVarOut) = V_I2(&varLeft) | V_I2(&varRight);\r
- }\r
-\r
-VarOr_Exit:\r
- VariantClear(&varStr);\r
- VariantClear(&varLeft);\r
- VariantClear(&varRight);\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarAbs [OLEAUT32.168]\r
- *\r
- * Convert a variant to its absolute value.\r
- *\r
- * PARAMS\r
- * pVarIn [I] Source variant\r
- * pVarOut [O] Destination for converted value\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the absolute value of pVarIn.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * - This function does not process by-reference variants.\r
- * - The type of the value stored in pVarOut depends on the type of pVarIn,\r
- * according to the following table:\r
- *| Input Type Output Type\r
- *| ---------- -----------\r
- *| VT_BOOL VT_I2\r
- *| VT_BSTR VT_R8\r
- *| (All others) Unchanged\r
- */\r
-HRESULT WINAPI VarAbs(LPVARIANT pVarIn, LPVARIANT pVarOut)\r
-{\r
- VARIANT varIn;\r
- HRESULT hRet = S_OK;\r
-\r
- TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),\r
- debugstr_VF(pVarIn), pVarOut);\r
-\r
- if (V_ISARRAY(pVarIn) || V_VT(pVarIn) == VT_UNKNOWN ||\r
- V_VT(pVarIn) == VT_DISPATCH || V_VT(pVarIn) == VT_RECORD ||\r
- V_VT(pVarIn) == VT_ERROR)\r
- return DISP_E_TYPEMISMATCH;\r
-\r
- *pVarOut = *pVarIn; /* Shallow copy the value, and invert it if needed */\r
-\r
-#define ABS_CASE(typ,min) \\r
- case VT_##typ: if (V_##typ(pVarIn) == min) hRet = DISP_E_OVERFLOW; \\r
- else if (V_##typ(pVarIn) < 0) V_##typ(pVarOut) = -V_##typ(pVarIn); \\r
- break\r
-\r
- switch (V_VT(pVarIn))\r
- {\r
- ABS_CASE(I1,I1_MIN);\r
- case VT_BOOL:\r
- V_VT(pVarOut) = VT_I2;\r
- /* BOOL->I2, Fall through ... */\r
- ABS_CASE(I2,I2_MIN);\r
- case VT_INT:\r
- ABS_CASE(I4,I4_MIN);\r
- ABS_CASE(I8,I8_MIN);\r
- ABS_CASE(R4,R4_MIN);\r
- case VT_BSTR:\r
- hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(&varIn));\r
- if (FAILED(hRet))\r
- break;\r
- V_VT(pVarOut) = VT_R8;\r
- pVarIn = &varIn;\r
- /* Fall through ... */\r
- case VT_DATE:\r
- ABS_CASE(R8,R8_MIN);\r
- case VT_CY:\r
- hRet = VarCyAbs(V_CY(pVarIn), & V_CY(pVarOut));\r
- break;\r
- case VT_DECIMAL:\r
- DEC_SIGN(&V_DECIMAL(pVarOut)) &= ~DECIMAL_NEG;\r
- break;\r
- case VT_UI1:\r
- case VT_UI2:\r
- case VT_UINT:\r
- case VT_UI4:\r
- case VT_UI8:\r
- /* No-Op */\r
- break;\r
- case VT_EMPTY:\r
- V_VT(pVarOut) = VT_I2;\r
- case VT_NULL:\r
- V_I2(pVarOut) = 0;\r
- break;\r
- default:\r
- hRet = DISP_E_BADVARTYPE;\r
- }\r
-\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarFix [OLEAUT32.169]\r
- *\r
- * Truncate a variants value to a whole number.\r
- *\r
- * PARAMS\r
- * pVarIn [I] Source variant\r
- * pVarOut [O] Destination for converted value\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the converted value.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * - The type of the value stored in pVarOut depends on the type of pVarIn,\r
- * according to the following table:\r
- *| Input Type Output Type\r
- *| ---------- -----------\r
- *| VT_BOOL VT_I2\r
- *| VT_EMPTY VT_I2\r
- *| VT_BSTR VT_R8\r
- *| All Others Unchanged\r
- * - The difference between this function and VarInt() is that VarInt() rounds\r
- * negative numbers away from 0, while this function rounds them towards zero.\r
- */\r
-HRESULT WINAPI VarFix(LPVARIANT pVarIn, LPVARIANT pVarOut)\r
-{\r
- HRESULT hRet = S_OK;\r
-\r
- TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),\r
- debugstr_VF(pVarIn), pVarOut);\r
-\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
-\r
- switch (V_VT(pVarIn))\r
- {\r
- case VT_UI1:\r
- V_UI1(pVarOut) = V_UI1(pVarIn);\r
- break;\r
- case VT_BOOL:\r
- V_VT(pVarOut) = VT_I2;\r
- /* Fall through */\r
- case VT_I2:\r
- V_I2(pVarOut) = V_I2(pVarIn);\r
- break;\r
- case VT_I4:\r
- V_I4(pVarOut) = V_I4(pVarIn);\r
- break;\r
- case VT_I8:\r
- V_I8(pVarOut) = V_I8(pVarIn);\r
- break;\r
- case VT_R4:\r
- if (V_R4(pVarIn) < 0.0f)\r
- V_R4(pVarOut) = (float)ceil(V_R4(pVarIn));\r
- else\r
- V_R4(pVarOut) = (float)floor(V_R4(pVarIn));\r
- break;\r
- case VT_BSTR:\r
- V_VT(pVarOut) = VT_R8;\r
- hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(pVarOut));\r
- pVarIn = pVarOut;\r
- /* Fall through */\r
- case VT_DATE:\r
- case VT_R8:\r
- if (V_R8(pVarIn) < 0.0)\r
- V_R8(pVarOut) = ceil(V_R8(pVarIn));\r
- else\r
- V_R8(pVarOut) = floor(V_R8(pVarIn));\r
- break;\r
- case VT_CY:\r
- hRet = VarCyFix(V_CY(pVarIn), &V_CY(pVarOut));\r
- break;\r
- case VT_DECIMAL:\r
- hRet = VarDecFix(&V_DECIMAL(pVarIn), &V_DECIMAL(pVarOut));\r
- break;\r
- case VT_EMPTY:\r
- V_VT(pVarOut) = VT_I2;\r
- V_I2(pVarOut) = 0;\r
- break;\r
- case VT_NULL:\r
- /* No-Op */\r
- break;\r
- default:\r
- if (V_TYPE(pVarIn) == VT_CLSID || /* VT_CLSID is a special case */\r
- FAILED(VARIANT_ValidateType(V_VT(pVarIn))))\r
- hRet = DISP_E_BADVARTYPE;\r
- else\r
- hRet = DISP_E_TYPEMISMATCH;\r
- }\r
- if (FAILED(hRet))\r
- V_VT(pVarOut) = VT_EMPTY;\r
-\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarInt [OLEAUT32.172]\r
- *\r
- * Truncate a variants value to a whole number.\r
- *\r
- * PARAMS\r
- * pVarIn [I] Source variant\r
- * pVarOut [O] Destination for converted value\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the converted value.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * - The type of the value stored in pVarOut depends on the type of pVarIn,\r
- * according to the following table:\r
- *| Input Type Output Type\r
- *| ---------- -----------\r
- *| VT_BOOL VT_I2\r
- *| VT_EMPTY VT_I2\r
- *| VT_BSTR VT_R8\r
- *| All Others Unchanged\r
- * - The difference between this function and VarFix() is that VarFix() rounds\r
- * negative numbers towards 0, while this function rounds them away from zero.\r
- */\r
-HRESULT WINAPI VarInt(LPVARIANT pVarIn, LPVARIANT pVarOut)\r
-{\r
- HRESULT hRet = S_OK;\r
-\r
- TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),\r
- debugstr_VF(pVarIn), pVarOut);\r
-\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
-\r
- switch (V_VT(pVarIn))\r
- {\r
- case VT_R4:\r
- V_R4(pVarOut) = (float)floor(V_R4(pVarIn));\r
- break;\r
- case VT_BSTR:\r
- V_VT(pVarOut) = VT_R8;\r
- hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(pVarOut));\r
- pVarIn = pVarOut;\r
- /* Fall through */\r
- case VT_DATE:\r
- case VT_R8:\r
- V_R8(pVarOut) = floor(V_R8(pVarIn));\r
- break;\r
- case VT_CY:\r
- hRet = VarCyInt(V_CY(pVarIn), &V_CY(pVarOut));\r
- break;\r
- case VT_DECIMAL:\r
- hRet = VarDecInt(&V_DECIMAL(pVarIn), &V_DECIMAL(pVarOut));\r
- break;\r
- default:\r
- return VarFix(pVarIn, pVarOut);\r
- }\r
-\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarXor [OLEAUT32.167]\r
- *\r
- * Perform a logical exclusive-or (XOR) operation on two variants.\r
- *\r
- * PARAMS\r
- * pVarLeft [I] First variant\r
- * pVarRight [I] Variant to XOR with pVarLeft\r
- * pVarOut [O] Destination for XOR result\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the result of the operation with its type\r
- * taken from the table below).\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * - Neither pVarLeft or pVarRight are modified by this function.\r
- * - This function does not process by-reference variants.\r
- * - Input types of VT_BSTR may be numeric strings or boolean text.\r
- * - The type of result stored in pVarOut depends on the types of pVarLeft\r
- * and pVarRight, and will be one of VT_UI1, VT_I2, VT_I4, VT_I8, VT_BOOL,\r
- * or VT_NULL if the function succeeds.\r
- * - Type promotion is inconsistent and as a result certain combinations of\r
- * values will return DISP_E_OVERFLOW even when they could be represented.\r
- * This matches the behaviour of native oleaut32.\r
- */\r
-HRESULT WINAPI VarXor(LPVARIANT pVarLeft, LPVARIANT pVarRight, LPVARIANT pVarOut)\r
-{\r
- VARTYPE vt;\r
- VARIANT varLeft, varRight;\r
- double d;\r
- HRESULT hRet;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft, debugstr_VT(pVarLeft),\r
- debugstr_VF(pVarLeft), pVarRight, debugstr_VT(pVarRight),\r
- debugstr_VF(pVarRight), pVarOut);\r
-\r
- if (V_EXTRA_TYPE(pVarLeft) || V_EXTRA_TYPE(pVarRight) ||\r
- V_VT(pVarLeft) > VT_UINT || V_VT(pVarRight) > VT_UINT ||\r
- V_VT(pVarLeft) == VT_VARIANT || V_VT(pVarRight) == VT_VARIANT ||\r
- V_VT(pVarLeft) == VT_UNKNOWN || V_VT(pVarRight) == VT_UNKNOWN ||\r
- V_VT(pVarLeft) == (VARTYPE)15 || V_VT(pVarRight) == (VARTYPE)15 ||\r
- V_VT(pVarLeft) == VT_ERROR || V_VT(pVarRight) == VT_ERROR)\r
- return DISP_E_BADVARTYPE;\r
-\r
- if (V_VT(pVarLeft) == VT_NULL || V_VT(pVarRight) == VT_NULL)\r
- {\r
- /* NULL XOR anything valid is NULL */\r
- V_VT(pVarOut) = VT_NULL;\r
- return S_OK;\r
- }\r
-\r
- /* Copy our inputs so we don't disturb anything */\r
- V_VT(&varLeft) = V_VT(&varRight) = VT_EMPTY;\r
-\r
- hRet = VariantCopy(&varLeft, pVarLeft);\r
- if (FAILED(hRet))\r
- goto VarXor_Exit;\r
-\r
- hRet = VariantCopy(&varRight, pVarRight);\r
- if (FAILED(hRet))\r
- goto VarXor_Exit;\r
-\r
- /* Try any strings first as numbers, then as VT_BOOL */\r
- if (V_VT(&varLeft) == VT_BSTR)\r
- {\r
- hRet = VarR8FromStr(V_BSTR(&varLeft), LOCALE_USER_DEFAULT, 0, &d);\r
- hRet = VariantChangeType(&varLeft, &varLeft, VARIANT_LOCALBOOL,\r
- FAILED(hRet) ? VT_BOOL : VT_I4);\r
- if (FAILED(hRet))\r
- goto VarXor_Exit;\r
- }\r
-\r
- if (V_VT(&varRight) == VT_BSTR)\r
- {\r
- hRet = VarR8FromStr(V_BSTR(&varRight), LOCALE_USER_DEFAULT, 0, &d);\r
- hRet = VariantChangeType(&varRight, &varRight, VARIANT_LOCALBOOL,\r
- FAILED(hRet) ? VT_BOOL : VT_I4);\r
- if (FAILED(hRet))\r
- goto VarXor_Exit;\r
- }\r
-\r
- /* Determine the result type */\r
- if (V_VT(&varLeft) == VT_I8 || V_VT(&varRight) == VT_I8)\r
- {\r
- if (V_VT(pVarLeft) == VT_INT || V_VT(pVarRight) == VT_INT)\r
- return DISP_E_TYPEMISMATCH;\r
- vt = VT_I8;\r
- }\r
- else\r
- {\r
- switch ((V_VT(&varLeft) << 16) | V_VT(&varRight))\r
- {\r
- case (VT_BOOL << 16) | VT_BOOL:\r
- vt = VT_BOOL;\r
- break;\r
- case (VT_UI1 << 16) | VT_UI1:\r
- vt = VT_UI1;\r
- break;\r
- case (VT_EMPTY << 16) | VT_EMPTY:\r
- case (VT_EMPTY << 16) | VT_UI1:\r
- case (VT_EMPTY << 16) | VT_I2:\r
- case (VT_EMPTY << 16) | VT_BOOL:\r
- case (VT_UI1 << 16) | VT_EMPTY:\r
- case (VT_UI1 << 16) | VT_I2:\r
- case (VT_UI1 << 16) | VT_BOOL:\r
- case (VT_I2 << 16) | VT_EMPTY:\r
- case (VT_I2 << 16) | VT_UI1:\r
- case (VT_I2 << 16) | VT_I2:\r
- case (VT_I2 << 16) | VT_BOOL:\r
- case (VT_BOOL << 16) | VT_EMPTY:\r
- case (VT_BOOL << 16) | VT_UI1:\r
- case (VT_BOOL << 16) | VT_I2:\r
- vt = VT_I2;\r
- break;\r
- default:\r
- vt = VT_I4;\r
- break;\r
- }\r
- }\r
-\r
- /* VT_UI4 does not overflow */\r
- if (vt != VT_I8)\r
- {\r
- if (V_VT(&varLeft) == VT_UI4)\r
- V_VT(&varLeft) = VT_I4;\r
- if (V_VT(&varRight) == VT_UI4)\r
- V_VT(&varRight) = VT_I4;\r
- }\r
-\r
- /* Convert our input copies to the result type */\r
- if (V_VT(&varLeft) != vt)\r
- hRet = VariantChangeType(&varLeft, &varLeft, 0, vt);\r
- if (FAILED(hRet))\r
- goto VarXor_Exit;\r
-\r
- if (V_VT(&varRight) != vt)\r
- hRet = VariantChangeType(&varRight, &varRight, 0, vt);\r
- if (FAILED(hRet))\r
- goto VarXor_Exit;\r
-\r
- V_VT(pVarOut) = vt;\r
-\r
- /* Calculate the result */\r
- switch (vt)\r
- {\r
- case VT_I8:\r
- V_I8(pVarOut) = V_I8(&varLeft) ^ V_I8(&varRight);\r
- break;\r
- case VT_I4:\r
- V_I4(pVarOut) = V_I4(&varLeft) ^ V_I4(&varRight);\r
- break;\r
- case VT_BOOL:\r
- case VT_I2:\r
- V_I2(pVarOut) = V_I2(&varLeft) ^ V_I2(&varRight);\r
- break;\r
- case VT_UI1:\r
- V_UI1(pVarOut) = V_UI1(&varLeft) ^ V_UI1(&varRight);\r
- break;\r
- }\r
-\r
-VarXor_Exit:\r
- VariantClear(&varLeft);\r
- VariantClear(&varRight);\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarEqv [OLEAUT32.172]\r
- *\r
- * Determine if two variants contain the same value.\r
- *\r
- * PARAMS\r
- * pVarLeft [I] First variant to compare\r
- * pVarRight [I] Variant to compare to pVarLeft\r
- * pVarOut [O] Destination for comparison result\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the result of the comparison (VARIANT_TRUE\r
- * if equivalent or non-zero otherwise.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * - This function simply calls VarXor() on pVarLeft and pVarRight and inverts\r
- * the result.\r
- */\r
-HRESULT WINAPI VarEqv(LPVARIANT pVarLeft, LPVARIANT pVarRight, LPVARIANT pVarOut)\r
-{\r
- HRESULT hRet;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft, debugstr_VT(pVarLeft),\r
- debugstr_VF(pVarLeft), pVarRight, debugstr_VT(pVarRight),\r
- debugstr_VF(pVarRight), pVarOut);\r
-\r
- hRet = VarXor(pVarLeft, pVarRight, pVarOut);\r
- if (SUCCEEDED(hRet))\r
- {\r
- if (V_VT(pVarOut) == VT_I8)\r
- V_I8(pVarOut) = ~V_I8(pVarOut);\r
- else\r
- V_UI4(pVarOut) = ~V_UI4(pVarOut);\r
- }\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarNeg [OLEAUT32.173]\r
- *\r
- * Negate the value of a variant.\r
- *\r
- * PARAMS\r
- * pVarIn [I] Source variant\r
- * pVarOut [O] Destination for converted value\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the converted value.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * - The type of the value stored in pVarOut depends on the type of pVarIn,\r
- * according to the following table:\r
- *| Input Type Output Type\r
- *| ---------- -----------\r
- *| VT_EMPTY VT_I2\r
- *| VT_UI1 VT_I2\r
- *| VT_BOOL VT_I2\r
- *| VT_BSTR VT_R8\r
- *| All Others Unchanged (unless promoted)\r
- * - Where the negated value of a variant does not fit in its base type, the type\r
- * is promoted according to the following table:\r
- *| Input Type Promoted To\r
- *| ---------- -----------\r
- *| VT_I2 VT_I4\r
- *| VT_I4 VT_R8\r
- *| VT_I8 VT_R8\r
- * - The native version of this function returns DISP_E_BADVARTYPE for valid\r
- * variant types that cannot be negated, and returns DISP_E_TYPEMISMATCH\r
- * for types which are not valid. Since this is in contravention of the\r
- * meaning of those error codes and unlikely to be relied on by applications,\r
- * this implementation returns errors consistent with the other high level\r
- * variant math functions.\r
- */\r
-HRESULT WINAPI VarNeg(LPVARIANT pVarIn, LPVARIANT pVarOut)\r
-{\r
- HRESULT hRet = S_OK;\r
-\r
- TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),\r
- debugstr_VF(pVarIn), pVarOut);\r
-\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
-\r
- switch (V_VT(pVarIn))\r
- {\r
- case VT_UI1:\r
- V_VT(pVarOut) = VT_I2;\r
- V_I2(pVarOut) = -V_UI1(pVarIn);\r
- break;\r
- case VT_BOOL:\r
- V_VT(pVarOut) = VT_I2;\r
- /* Fall through */\r
- case VT_I2:\r
- if (V_I2(pVarIn) == I2_MIN)\r
- {\r
- V_VT(pVarOut) = VT_I4;\r
- V_I4(pVarOut) = -(int)V_I2(pVarIn);\r
- }\r
- else\r
- V_I2(pVarOut) = -V_I2(pVarIn);\r
- break;\r
- case VT_I4:\r
- if (V_I4(pVarIn) == I4_MIN)\r
- {\r
- V_VT(pVarOut) = VT_R8;\r
- V_R8(pVarOut) = -(double)V_I4(pVarIn);\r
- }\r
- else\r
- V_I4(pVarOut) = -V_I4(pVarIn);\r
- break;\r
- case VT_I8:\r
- if (V_I8(pVarIn) == I8_MIN)\r
- {\r
- V_VT(pVarOut) = VT_R8;\r
- hRet = VarR8FromI8(V_I8(pVarIn), &V_R8(pVarOut));\r
- V_R8(pVarOut) *= -1.0;\r
- }\r
- else\r
- V_I8(pVarOut) = -V_I8(pVarIn);\r
- break;\r
- case VT_R4:\r
- V_R4(pVarOut) = -V_R4(pVarIn);\r
- break;\r
- case VT_DATE:\r
- case VT_R8:\r
- V_R8(pVarOut) = -V_R8(pVarIn);\r
- break;\r
- case VT_CY:\r
- hRet = VarCyNeg(V_CY(pVarIn), &V_CY(pVarOut));\r
- break;\r
- case VT_DECIMAL:\r
- hRet = VarDecNeg(&V_DECIMAL(pVarIn), &V_DECIMAL(pVarOut));\r
- break;\r
- case VT_BSTR:\r
- V_VT(pVarOut) = VT_R8;\r
- hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(pVarOut));\r
- V_R8(pVarOut) = -V_R8(pVarOut);\r
- break;\r
- case VT_EMPTY:\r
- V_VT(pVarOut) = VT_I2;\r
- V_I2(pVarOut) = 0;\r
- break;\r
- case VT_NULL:\r
- /* No-Op */\r
- break;\r
- default:\r
- if (V_TYPE(pVarIn) == VT_CLSID || /* VT_CLSID is a special case */\r
- FAILED(VARIANT_ValidateType(V_VT(pVarIn))))\r
- hRet = DISP_E_BADVARTYPE;\r
- else\r
- hRet = DISP_E_TYPEMISMATCH;\r
- }\r
- if (FAILED(hRet))\r
- V_VT(pVarOut) = VT_EMPTY;\r
-\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarNot [OLEAUT32.174]\r
- *\r
- * Perform a not operation on a variant.\r
- *\r
- * PARAMS\r
- * pVarIn [I] Source variant\r
- * pVarOut [O] Destination for converted value\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the converted value.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * - Strictly speaking, this function performs a bitwise ones complement\r
- * on the variants value (after possibly converting to VT_I4, see below).\r
- * This only behaves like a boolean not operation if the value in\r
- * pVarIn is either VARIANT_TRUE or VARIANT_FALSE and the type is signed.\r
- * - To perform a genuine not operation, convert the variant to a VT_BOOL\r
- * before calling this function.\r
- * - This function does not process by-reference variants.\r
- * - The type of the value stored in pVarOut depends on the type of pVarIn,\r
- * according to the following table:\r
- *| Input Type Output Type\r
- *| ---------- -----------\r
- *| VT_EMPTY VT_I2\r
- *| VT_R4 VT_I4\r
- *| VT_R8 VT_I4\r
- *| VT_BSTR VT_I4\r
- *| VT_DECIMAL VT_I4\r
- *| VT_CY VT_I4\r
- *| (All others) Unchanged\r
- */\r
-HRESULT WINAPI VarNot(LPVARIANT pVarIn, LPVARIANT pVarOut)\r
-{\r
- VARIANT varIn;\r
- HRESULT hRet = S_OK;\r
-\r
- TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),\r
- debugstr_VF(pVarIn), pVarOut);\r
-\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
-\r
- switch (V_VT(pVarIn))\r
- {\r
- case VT_I1:\r
- V_I4(pVarOut) = ~V_I1(pVarIn);\r
- V_VT(pVarOut) = VT_I4;\r
- break;\r
- case VT_UI1: V_UI1(pVarOut) = ~V_UI1(pVarIn); break;\r
- case VT_BOOL:\r
- case VT_I2: V_I2(pVarOut) = ~V_I2(pVarIn); break;\r
- case VT_UI2:\r
- V_I4(pVarOut) = ~V_UI2(pVarIn);\r
- V_VT(pVarOut) = VT_I4;\r
- break;\r
- case VT_DECIMAL:\r
- hRet = VarI4FromDec(&V_DECIMAL(pVarIn), &V_I4(&varIn));\r
- if (FAILED(hRet))\r
- break;\r
- pVarIn = &varIn;\r
- /* Fall through ... */\r
- case VT_INT:\r
- V_VT(pVarOut) = VT_I4;\r
- /* Fall through ... */\r
- case VT_I4: V_I4(pVarOut) = ~V_I4(pVarIn); break;\r
- case VT_UINT:\r
- case VT_UI4:\r
- V_I4(pVarOut) = ~V_UI4(pVarIn);\r
- V_VT(pVarOut) = VT_I4;\r
- break;\r
- case VT_I8: V_I8(pVarOut) = ~V_I8(pVarIn); break;\r
- case VT_UI8:\r
- V_I4(pVarOut) = ~V_UI8(pVarIn);\r
- V_VT(pVarOut) = VT_I4;\r
- break;\r
- case VT_R4:\r
- hRet = VarI4FromR4(V_R4(pVarIn), &V_I4(pVarOut));\r
- V_I4(pVarOut) = ~V_I4(pVarOut);\r
- V_VT(pVarOut) = VT_I4;\r
- break;\r
- case VT_BSTR:\r
- hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(&varIn));\r
- if (FAILED(hRet))\r
- break;\r
- pVarIn = &varIn;\r
- /* Fall through ... */\r
- case VT_DATE:\r
- case VT_R8:\r
- hRet = VarI4FromR8(V_R8(pVarIn), &V_I4(pVarOut));\r
- V_I4(pVarOut) = ~V_I4(pVarOut);\r
- V_VT(pVarOut) = VT_I4;\r
- break;\r
- case VT_CY:\r
- hRet = VarI4FromCy(V_CY(pVarIn), &V_I4(pVarOut));\r
- V_I4(pVarOut) = ~V_I4(pVarOut);\r
- V_VT(pVarOut) = VT_I4;\r
- break;\r
- case VT_EMPTY:\r
- V_I2(pVarOut) = ~0;\r
- V_VT(pVarOut) = VT_I2;\r
- break;\r
- case VT_NULL:\r
- /* No-Op */\r
- break;\r
- default:\r
- if (V_TYPE(pVarIn) == VT_CLSID || /* VT_CLSID is a special case */\r
- FAILED(VARIANT_ValidateType(V_VT(pVarIn))))\r
- hRet = DISP_E_BADVARTYPE;\r
- else\r
- hRet = DISP_E_TYPEMISMATCH;\r
- }\r
- if (FAILED(hRet))\r
- V_VT(pVarOut) = VT_EMPTY;\r
-\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarRound [OLEAUT32.175]\r
- *\r
- * Perform a round operation on a variant.\r
- *\r
- * PARAMS\r
- * pVarIn [I] Source variant\r
- * deci [I] Number of decimals to round to\r
- * pVarOut [O] Destination for converted value\r
- *\r
- * RETURNS\r
- * Success: S_OK. pVarOut contains the converted value.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * - Floating point values are rounded to the desired number of decimals.\r
- * - Some integer types are just copied to the return variable.\r
- * - Some other integer types are not handled and fail.\r
- */\r
-HRESULT WINAPI VarRound(LPVARIANT pVarIn, int deci, LPVARIANT pVarOut)\r
-{\r
- VARIANT varIn;\r
- HRESULT hRet = S_OK;\r
- float factor;\r
-\r
- TRACE("(%p->(%s%s),%d)\n", pVarIn, debugstr_VT(pVarIn), debugstr_VF(pVarIn), deci);\r
-\r
- switch (V_VT(pVarIn))\r
- {\r
- /* cases that fail on windows */\r
- case VT_I1:\r
- case VT_I8:\r
- case VT_UI2:\r
- case VT_UI4:\r
- hRet = DISP_E_BADVARTYPE;\r
- break;\r
-\r
- /* cases just copying in to out */\r
- case VT_UI1:\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
- V_UI1(pVarOut) = V_UI1(pVarIn);\r
- break;\r
- case VT_I2:\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
- V_I2(pVarOut) = V_I2(pVarIn);\r
- break;\r
- case VT_I4:\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
- V_I4(pVarOut) = V_I4(pVarIn);\r
- break;\r
- case VT_NULL:\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
- /* value unchanged */\r
- break;\r
-\r
- /* cases that change type */\r
- case VT_EMPTY:\r
- V_VT(pVarOut) = VT_I2;\r
- V_I2(pVarOut) = 0;\r
- break;\r
- case VT_BOOL:\r
- V_VT(pVarOut) = VT_I2;\r
- V_I2(pVarOut) = V_BOOL(pVarIn);\r
- break;\r
- case VT_BSTR:\r
- hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(&varIn));\r
- if (FAILED(hRet))\r
- break;\r
- V_VT(&varIn)=VT_R8;\r
- pVarIn = &varIn;\r
- /* Fall through ... */\r
-\r
- /* cases we need to do math */\r
- case VT_R8:\r
- if (V_R8(pVarIn)>0) {\r
- V_R8(pVarOut)=floor(V_R8(pVarIn)*pow(10, deci)+0.5)/pow(10, deci);\r
- } else {\r
- V_R8(pVarOut)=ceil(V_R8(pVarIn)*pow(10, deci)-0.5)/pow(10, deci);\r
- }\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
- break;\r
- case VT_R4:\r
- if (V_R4(pVarIn)>0) {\r
- V_R4(pVarOut)=floor(V_R4(pVarIn)*pow(10, deci)+0.5)/pow(10, deci);\r
- } else {\r
- V_R4(pVarOut)=ceil(V_R4(pVarIn)*pow(10, deci)-0.5)/pow(10, deci);\r
- }\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
- break;\r
- case VT_DATE:\r
- if (V_DATE(pVarIn)>0) {\r
- V_DATE(pVarOut)=floor(V_DATE(pVarIn)*pow(10, deci)+0.5)/pow(10, deci);\r
- } else {\r
- V_DATE(pVarOut)=ceil(V_DATE(pVarIn)*pow(10, deci)-0.5)/pow(10, deci);\r
- }\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
- break;\r
- case VT_CY:\r
- if (deci>3)\r
- factor=1;\r
- else\r
- factor=pow(10, 4-deci);\r
-\r
- if (V_CY(pVarIn).int64>0) {\r
- V_CY(pVarOut).int64=floor(V_CY(pVarIn).int64/factor)*factor;\r
- } else {\r
- V_CY(pVarOut).int64=ceil(V_CY(pVarIn).int64/factor)*factor;\r
- }\r
- V_VT(pVarOut) = V_VT(pVarIn);\r
- break;\r
-\r
- /* cases we don't know yet */\r
- default:\r
- FIXME("unimplemented part, V_VT(pVarIn) == 0x%X, deci == %d\n",\r
- V_VT(pVarIn) & VT_TYPEMASK, deci);\r
- hRet = DISP_E_BADVARTYPE;\r
- }\r
-\r
- if (FAILED(hRet))\r
- V_VT(pVarOut) = VT_EMPTY;\r
-\r
- TRACE("returning 0x%08lx (%s%s),%f\n", hRet, debugstr_VT(pVarOut),\r
- debugstr_VF(pVarOut), (V_VT(pVarOut) == VT_R4) ? V_R4(pVarOut) :\r
- (V_VT(pVarOut) == VT_R8) ? V_R8(pVarOut) : 0);\r
-\r
- return hRet;\r
-}\r
-\r
-/**********************************************************************\r
- * VarIdiv [OLEAUT32.153]\r
- *\r
- * Converts input variants to integers and divides them. \r
- *\r
- * PARAMS\r
- * left [I] Left hand variant\r
- * right [I] Right hand variant\r
- * result [O] Destination for quotient\r
- *\r
- * RETURNS\r
- * Success: S_OK. result contains the quotient.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTES\r
- * If either expression is null, null is returned, as per MSDN\r
- */\r
-HRESULT WINAPI VarIdiv(LPVARIANT left, LPVARIANT right, LPVARIANT result)\r
-{\r
- VARIANT lv, rv;\r
- HRESULT hr;\r
- \r
- VariantInit(&lv);\r
- VariantInit(&rv);\r
-\r
- if ((V_VT(left) == VT_NULL) || (V_VT(right) == VT_NULL)) {\r
- hr = VariantChangeType(result, result, 0, VT_NULL);\r
- if (FAILED(hr)) {\r
- /* This should never happen */\r
- FIXME("Failed to convert return value to VT_NULL.\n");\r
- return hr;\r
- }\r
- return S_OK;\r
- }\r
-\r
- hr = VariantChangeType(&lv, left, 0, VT_I4);\r
- if (FAILED(hr)) {\r
- return hr;\r
- }\r
- hr = VariantChangeType(&rv, right, 0, VT_I4);\r
- if (FAILED(hr)) {\r
- return hr;\r
- }\r
-\r
- hr = VarDiv(&lv, &rv, result);\r
- return hr;\r
-}\r
-\r
-\r
-/**********************************************************************\r
- * VarMod [OLEAUT32.155]\r
- *\r
- * Perform the modulus operation of the right hand variant on the left\r
- *\r
- * PARAMS\r
- * left [I] Left hand variant\r
- * right [I] Right hand variant\r
- * result [O] Destination for converted value\r
- *\r
- * RETURNS\r
- * Success: S_OK. result contains the remainder.\r
- * Failure: An HRESULT error code indicating the error.\r
- *\r
- * NOTE:\r
- * If an error occurs the type of result will be modified but the value will not be.\r
- * Doesn't support arrays or any special flags yet.\r
- */\r
-HRESULT WINAPI VarMod(LPVARIANT left, LPVARIANT right, LPVARIANT result)\r
-{\r
- BOOL lOk = TRUE;\r
- BOOL rOk = TRUE;\r
- HRESULT rc = E_FAIL;\r
- int resT = 0;\r
- VARIANT lv,rv;\r
-\r
- VariantInit(&lv);\r
- VariantInit(&rv);\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),\r
- debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);\r
-\r
- /* check for invalid inputs */\r
- lOk = TRUE;\r
- switch (V_VT(left) & VT_TYPEMASK) {\r
- case VT_BOOL :\r
- case VT_I1 :\r
- case VT_I2 :\r
- case VT_I4 :\r
- case VT_I8 :\r
- case VT_INT :\r
- case VT_UI1 :\r
- case VT_UI2 :\r
- case VT_UI4 :\r
- case VT_UI8 :\r
- case VT_UINT :\r
- case VT_R4 :\r
- case VT_R8 :\r
- case VT_CY :\r
- case VT_EMPTY:\r
- case VT_DATE :\r
- case VT_BSTR :\r
- break;\r
- case VT_VARIANT:\r
- case VT_UNKNOWN:\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_TYPEMISMATCH;\r
- case VT_DECIMAL:\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_OVERFLOW;\r
- case VT_ERROR:\r
- return DISP_E_TYPEMISMATCH;\r
- case VT_RECORD:\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_TYPEMISMATCH;\r
- case VT_NULL:\r
- break;\r
- default:\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_BADVARTYPE;\r
- }\r
-\r
-\r
- rOk = TRUE;\r
- switch (V_VT(right) & VT_TYPEMASK) {\r
- case VT_BOOL :\r
- case VT_I1 :\r
- case VT_I2 :\r
- case VT_I4 :\r
- case VT_I8 :\r
- if((V_VT(left) == VT_INT) && (V_VT(right) == VT_I8))\r
- {\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_TYPEMISMATCH;\r
- }\r
- case VT_INT :\r
- if((V_VT(right) == VT_INT) && (V_VT(left) == VT_I8))\r
- {\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_TYPEMISMATCH;\r
- }\r
- case VT_UI1 :\r
- case VT_UI2 :\r
- case VT_UI4 :\r
- case VT_UI8 :\r
- case VT_UINT :\r
- case VT_R4 :\r
- case VT_R8 :\r
- case VT_CY :\r
- if(V_VT(left) == VT_EMPTY)\r
- {\r
- V_VT(result) = VT_I4;\r
- return S_OK;\r
- }\r
- case VT_EMPTY:\r
- case VT_DATE :\r
- case VT_BSTR:\r
- if(V_VT(left) == VT_NULL)\r
- {\r
- V_VT(result) = VT_NULL;\r
- return S_OK;\r
- }\r
- break;\r
-\r
- case VT_VOID:\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_BADVARTYPE;\r
- case VT_NULL:\r
- if(V_VT(left) == VT_VOID)\r
- {\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_BADVARTYPE;\r
- } else if((V_VT(left) == VT_NULL) || (V_VT(left) == VT_EMPTY) || (V_VT(left) == VT_ERROR) ||\r
- lOk)\r
- {\r
- V_VT(result) = VT_NULL;\r
- return S_OK;\r
- } else\r
- {\r
- V_VT(result) = VT_NULL;\r
- return DISP_E_BADVARTYPE;\r
- }\r
- case VT_VARIANT:\r
- case VT_UNKNOWN:\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_TYPEMISMATCH;\r
- case VT_DECIMAL:\r
- if(V_VT(left) == VT_ERROR)\r
- {\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_TYPEMISMATCH;\r
- } else\r
- {\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_OVERFLOW;\r
- }\r
- case VT_ERROR:\r
- return DISP_E_TYPEMISMATCH;\r
- case VT_RECORD:\r
- if((V_VT(left) == 15) || ((V_VT(left) >= 24) && (V_VT(left) <= 35)) || !lOk)\r
- {\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_BADVARTYPE;\r
- } else\r
- {\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_TYPEMISMATCH;\r
- }\r
- default:\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_BADVARTYPE;\r
- }\r
-\r
- /* determine the result type */\r
- if((V_VT(left) == VT_I8) || (V_VT(right) == VT_I8)) resT = VT_I8;\r
- else if((V_VT(left) == VT_UI1) && (V_VT(right) == VT_BOOL)) resT = VT_I2;\r
- else if((V_VT(left) == VT_UI1) && (V_VT(right) == VT_UI1)) resT = VT_UI1;\r
- else if((V_VT(left) == VT_UI1) && (V_VT(right) == VT_I2)) resT = VT_I2;\r
- else if((V_VT(left) == VT_I2) && (V_VT(right) == VT_BOOL)) resT = VT_I2;\r
- else if((V_VT(left) == VT_I2) && (V_VT(right) == VT_UI1)) resT = VT_I2;\r
- else if((V_VT(left) == VT_I2) && (V_VT(right) == VT_I2)) resT = VT_I2;\r
- else if((V_VT(left) == VT_BOOL) && (V_VT(right) == VT_BOOL)) resT = VT_I2;\r
- else if((V_VT(left) == VT_BOOL) && (V_VT(right) == VT_UI1)) resT = VT_I2;\r
- else if((V_VT(left) == VT_BOOL) && (V_VT(right) == VT_I2)) resT = VT_I2;\r
- else resT = VT_I4; /* most outputs are I4 */\r
-\r
- /* convert to I8 for the modulo */\r
- rc = VariantChangeType(&lv, left, 0, VT_I8);\r
- if(FAILED(rc))\r
- {\r
- FIXME("Could not convert left type %d to %d? rc == 0x%lX\n", V_VT(left), VT_I8, rc);\r
- return rc;\r
- }\r
-\r
- rc = VariantChangeType(&rv, right, 0, VT_I8);\r
- if(FAILED(rc))\r
- {\r
- FIXME("Could not convert right type %d to %d? rc == 0x%lX\n", V_VT(right), VT_I8, rc);\r
- return rc;\r
- }\r
-\r
- /* if right is zero set VT_EMPTY and return divide by zero */\r
- if(V_I8(&rv) == 0)\r
- {\r
- V_VT(result) = VT_EMPTY;\r
- return DISP_E_DIVBYZERO;\r
- }\r
-\r
- /* perform the modulo operation */\r
- V_VT(result) = VT_I8;\r
- V_I8(result) = V_I8(&lv) % V_I8(&rv);\r
-\r
- TRACE("V_I8(left) == %ld, V_I8(right) == %ld, V_I8(result) == %ld\n", (long)V_I8(&lv), (long)V_I8(&rv), (long)V_I8(result));\r
-\r
- /* convert left and right to the destination type */\r
- rc = VariantChangeType(result, result, 0, resT);\r
- if(FAILED(rc))\r
- {\r
- FIXME("Could not convert 0x%x to %d?\n", V_VT(result), resT);\r
- return rc;\r
- }\r
-\r
- return S_OK;\r
-}\r
-\r
-/**********************************************************************\r
- * VarPow [OLEAUT32.158]\r
- *\r
- */\r
-HRESULT WINAPI VarPow(LPVARIANT left, LPVARIANT right, LPVARIANT result)\r
-{\r
- HRESULT hr;\r
- VARIANT dl,dr;\r
-\r
- TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left), debugstr_VF(left),\r
- right, debugstr_VT(right), debugstr_VF(right), result);\r
-\r
- hr = VariantChangeType(&dl,left,0,VT_R8);\r
- if (!SUCCEEDED(hr)) {\r
- ERR("Could not change passed left argument to VT_R8, handle it differently.\n");\r
- return E_FAIL;\r
- }\r
- hr = VariantChangeType(&dr,right,0,VT_R8);\r
- if (!SUCCEEDED(hr)) {\r
- ERR("Could not change passed right argument to VT_R8, handle it differently.\n");\r
- return E_FAIL;\r
- }\r
- V_VT(result) = VT_R8;\r
- V_R8(result) = pow(V_R8(&dl),V_R8(&dr));\r
- return S_OK;\r
-}\r
+/*
+ * VARIANT
+ *
+ * Copyright 1998 Jean-Claude Cote
+ * Copyright 2003 Jon Griffiths
+ * Copyright 2005 Daniel Remenak
+ *
+ * The alorithm for conversion from Julian days to day/month/year is based on
+ * that devised by Henry Fliegel, as implemented in PostgreSQL, which is
+ * Copyright 1994-7 Regents of the University of California
+ *
+ * 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
+ */
+
+#include "config.h"
+
+#include <string.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+#define COBJMACROS
+#define NONAMELESSUNION
+#define NONAMELESSSTRUCT
+
+#include "windef.h"
+#include "winbase.h"
+#include "wine/unicode.h"
+#include "winerror.h"
+#include "variant.h"
+#include "wine/debug.h"
+
+WINE_DEFAULT_DEBUG_CHANNEL(variant);
+
+const char* wine_vtypes[VT_CLSID] =
+{
+ "VT_EMPTY","VT_NULL","VT_I2","VT_I4","VT_R4","VT_R8","VT_CY","VT_DATE",
+ "VT_BSTR","VT_DISPATCH","VT_ERROR","VT_BOOL","VT_VARIANT","VT_UNKNOWN",
+ "VT_DECIMAL","15","VT_I1","VT_UI1","VT_UI2","VT_UI4","VT_I8","VT_UI8",
+ "VT_INT","VT_UINT","VT_VOID","VT_HRESULT","VT_PTR","VT_SAFEARRAY",
+ "VT_CARRAY","VT_USERDEFINED","VT_LPSTR","VT_LPWSTR""32","33","34","35",
+ "VT_RECORD","VT_INT_PTR","VT_UINT_PTR","39","40","41","42","43","44","45",
+ "46","47","48","49","50","51","52","53","54","55","56","57","58","59","60",
+ "61","62","63","VT_FILETIME","VT_BLOB","VT_STREAM","VT_STORAGE",
+ "VT_STREAMED_OBJECT","VT_STORED_OBJECT","VT_BLOB_OBJECT","VT_CF","VT_CLSID"
+};
+
+const char* wine_vflags[16] =
+{
+ "",
+ "|VT_VECTOR",
+ "|VT_ARRAY",
+ "|VT_VECTOR|VT_ARRAY",
+ "|VT_BYREF",
+ "|VT_VECTOR|VT_ARRAY",
+ "|VT_ARRAY|VT_BYREF",
+ "|VT_VECTOR|VT_ARRAY|VT_BYREF",
+ "|VT_HARDTYPE",
+ "|VT_VECTOR|VT_HARDTYPE",
+ "|VT_ARRAY|VT_HARDTYPE",
+ "|VT_VECTOR|VT_ARRAY|VT_HARDTYPE",
+ "|VT_BYREF|VT_HARDTYPE",
+ "|VT_VECTOR|VT_ARRAY|VT_HARDTYPE",
+ "|VT_ARRAY|VT_BYREF|VT_HARDTYPE",
+ "|VT_VECTOR|VT_ARRAY|VT_BYREF|VT_HARDTYPE",
+};
+
+/* Convert a variant from one type to another */
+static inline HRESULT VARIANT_Coerce(VARIANTARG* pd, LCID lcid, USHORT wFlags,
+ VARIANTARG* ps, VARTYPE vt)
+{
+ HRESULT res = DISP_E_TYPEMISMATCH;
+ VARTYPE vtFrom = V_TYPE(ps);
+ BOOL bIgnoreOverflow = FALSE;
+ DWORD dwFlags = 0;
+
+ TRACE("(%p->(%s%s),0x%08lx,0x%04x,%p->(%s%s),%s%s)\n", pd, debugstr_VT(pd),
+ debugstr_VF(pd), lcid, wFlags, ps, debugstr_VT(ps), debugstr_VF(ps),
+ debugstr_vt(vt), debugstr_vf(vt));
+
+ if (vt == VT_BSTR || vtFrom == VT_BSTR)
+ {
+ /* All flags passed to low level function are only used for
+ * changing to or from strings. Map these here.
+ */
+ if (wFlags & VARIANT_LOCALBOOL)
+ dwFlags |= VAR_LOCALBOOL;
+ if (wFlags & VARIANT_CALENDAR_HIJRI)
+ dwFlags |= VAR_CALENDAR_HIJRI;
+ if (wFlags & VARIANT_CALENDAR_THAI)
+ dwFlags |= VAR_CALENDAR_THAI;
+ if (wFlags & VARIANT_CALENDAR_GREGORIAN)
+ dwFlags |= VAR_CALENDAR_GREGORIAN;
+ if (wFlags & VARIANT_NOUSEROVERRIDE)
+ dwFlags |= LOCALE_NOUSEROVERRIDE;
+ if (wFlags & VARIANT_USE_NLS)
+ dwFlags |= LOCALE_USE_NLS;
+ }
+
+ /* Map int/uint to i4/ui4 */
+ if (vt == VT_INT)
+ vt = VT_I4;
+ else if (vt == VT_UINT)
+ vt = VT_UI4;
+
+ if (vtFrom == VT_INT)
+ vtFrom = VT_I4;
+ else if (vtFrom == VT_UINT)
+ {
+ vtFrom = VT_UI4;
+ if (vt == VT_I4)
+ bIgnoreOverflow = TRUE;
+ }
+
+ if (vt == vtFrom)
+ return VariantCopy(pd, ps);
+
+ if (wFlags & VARIANT_NOVALUEPROP && vtFrom == VT_DISPATCH && vt != VT_UNKNOWN)
+ {
+ /* VARIANT_NOVALUEPROP prevents IDispatch objects from being coerced by
+ * accessing the default object property.
+ */
+ return DISP_E_TYPEMISMATCH;
+ }
+
+ switch (vt)
+ {
+ case VT_EMPTY:
+ if (vtFrom == VT_NULL)
+ return DISP_E_TYPEMISMATCH;
+ /* ... Fall through */
+ case VT_NULL:
+ if (vtFrom <= VT_UINT && vtFrom != (VARTYPE)15 && vtFrom != VT_ERROR)
+ {
+ res = VariantClear( pd );
+ if (vt == VT_NULL && SUCCEEDED(res))
+ V_VT(pd) = VT_NULL;
+ }
+ return res;
+
+ case VT_I1:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_I1(pd) = 0; return S_OK;
+ case VT_I2: return VarI1FromI2(V_I2(ps), &V_I1(pd));
+ case VT_I4: return VarI1FromI4(V_I4(ps), &V_I1(pd));
+ case VT_UI1: return VarI1FromUI1(V_UI1(ps), &V_I1(pd));
+ case VT_UI2: return VarI1FromUI2(V_UI2(ps), &V_I1(pd));
+ case VT_UI4: return VarI1FromUI4(V_UI4(ps), &V_I1(pd));
+ case VT_I8: return VarI1FromI8(V_I8(ps), &V_I1(pd));
+ case VT_UI8: return VarI1FromUI8(V_UI8(ps), &V_I1(pd));
+ case VT_R4: return VarI1FromR4(V_R4(ps), &V_I1(pd));
+ case VT_R8: return VarI1FromR8(V_R8(ps), &V_I1(pd));
+ case VT_DATE: return VarI1FromDate(V_DATE(ps), &V_I1(pd));
+ case VT_BOOL: return VarI1FromBool(V_BOOL(ps), &V_I1(pd));
+ case VT_CY: return VarI1FromCy(V_CY(ps), &V_I1(pd));
+ case VT_DECIMAL: return VarI1FromDec(&V_DECIMAL(ps), &V_I1(pd) );
+ case VT_DISPATCH: return VarI1FromDisp(V_DISPATCH(ps), lcid, &V_I1(pd) );
+ case VT_BSTR: return VarI1FromStr(V_BSTR(ps), lcid, dwFlags, &V_I1(pd) );
+ }
+ break;
+
+ case VT_I2:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_I2(pd) = 0; return S_OK;
+ case VT_I1: return VarI2FromI1(V_I1(ps), &V_I2(pd));
+ case VT_I4: return VarI2FromI4(V_I4(ps), &V_I2(pd));
+ case VT_UI1: return VarI2FromUI1(V_UI1(ps), &V_I2(pd));
+ case VT_UI2: return VarI2FromUI2(V_UI2(ps), &V_I2(pd));
+ case VT_UI4: return VarI2FromUI4(V_UI4(ps), &V_I2(pd));
+ case VT_I8: return VarI2FromI8(V_I8(ps), &V_I2(pd));
+ case VT_UI8: return VarI2FromUI8(V_UI8(ps), &V_I2(pd));
+ case VT_R4: return VarI2FromR4(V_R4(ps), &V_I2(pd));
+ case VT_R8: return VarI2FromR8(V_R8(ps), &V_I2(pd));
+ case VT_DATE: return VarI2FromDate(V_DATE(ps), &V_I2(pd));
+ case VT_BOOL: return VarI2FromBool(V_BOOL(ps), &V_I2(pd));
+ case VT_CY: return VarI2FromCy(V_CY(ps), &V_I2(pd));
+ case VT_DECIMAL: return VarI2FromDec(&V_DECIMAL(ps), &V_I2(pd));
+ case VT_DISPATCH: return VarI2FromDisp(V_DISPATCH(ps), lcid, &V_I2(pd));
+ case VT_BSTR: return VarI2FromStr(V_BSTR(ps), lcid, dwFlags, &V_I2(pd));
+ }
+ break;
+
+ case VT_I4:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_I4(pd) = 0; return S_OK;
+ case VT_I1: return VarI4FromI1(V_I1(ps), &V_I4(pd));
+ case VT_I2: return VarI4FromI2(V_I2(ps), &V_I4(pd));
+ case VT_UI1: return VarI4FromUI1(V_UI1(ps), &V_I4(pd));
+ case VT_UI2: return VarI4FromUI2(V_UI2(ps), &V_I4(pd));
+ case VT_UI4:
+ if (bIgnoreOverflow)
+ {
+ V_VT(pd) = VT_I4;
+ V_I4(pd) = V_I4(ps);
+ return S_OK;
+ }
+ return VarI4FromUI4(V_UI4(ps), &V_I4(pd));
+ case VT_I8: return VarI4FromI8(V_I8(ps), &V_I4(pd));
+ case VT_UI8: return VarI4FromUI8(V_UI8(ps), &V_I4(pd));
+ case VT_R4: return VarI4FromR4(V_R4(ps), &V_I4(pd));
+ case VT_R8: return VarI4FromR8(V_R8(ps), &V_I4(pd));
+ case VT_DATE: return VarI4FromDate(V_DATE(ps), &V_I4(pd));
+ case VT_BOOL: return VarI4FromBool(V_BOOL(ps), &V_I4(pd));
+ case VT_CY: return VarI4FromCy(V_CY(ps), &V_I4(pd));
+ case VT_DECIMAL: return VarI4FromDec(&V_DECIMAL(ps), &V_I4(pd));
+ case VT_DISPATCH: return VarI4FromDisp(V_DISPATCH(ps), lcid, &V_I4(pd));
+ case VT_BSTR: return VarI4FromStr(V_BSTR(ps), lcid, dwFlags, &V_I4(pd));
+ }
+ break;
+
+ case VT_UI1:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_UI1(pd) = 0; return S_OK;
+ case VT_I1: return VarUI1FromI1(V_I1(ps), &V_UI1(pd));
+ case VT_I2: return VarUI1FromI2(V_I2(ps), &V_UI1(pd));
+ case VT_I4: return VarUI1FromI4(V_I4(ps), &V_UI1(pd));
+ case VT_UI2: return VarUI1FromUI2(V_UI2(ps), &V_UI1(pd));
+ case VT_UI4: return VarUI1FromUI4(V_UI4(ps), &V_UI1(pd));
+ case VT_I8: return VarUI1FromI8(V_I8(ps), &V_UI1(pd));
+ case VT_UI8: return VarUI1FromUI8(V_UI8(ps), &V_UI1(pd));
+ case VT_R4: return VarUI1FromR4(V_R4(ps), &V_UI1(pd));
+ case VT_R8: return VarUI1FromR8(V_R8(ps), &V_UI1(pd));
+ case VT_DATE: return VarUI1FromDate(V_DATE(ps), &V_UI1(pd));
+ case VT_BOOL: return VarUI1FromBool(V_BOOL(ps), &V_UI1(pd));
+ case VT_CY: return VarUI1FromCy(V_CY(ps), &V_UI1(pd));
+ case VT_DECIMAL: return VarUI1FromDec(&V_DECIMAL(ps), &V_UI1(pd));
+ case VT_DISPATCH: return VarUI1FromDisp(V_DISPATCH(ps), lcid, &V_UI1(pd));
+ case VT_BSTR: return VarUI1FromStr(V_BSTR(ps), lcid, dwFlags, &V_UI1(pd));
+ }
+ break;
+
+ case VT_UI2:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_UI2(pd) = 0; return S_OK;
+ case VT_I1: return VarUI2FromI1(V_I1(ps), &V_UI2(pd));
+ case VT_I2: return VarUI2FromI2(V_I2(ps), &V_UI2(pd));
+ case VT_I4: return VarUI2FromI4(V_I4(ps), &V_UI2(pd));
+ case VT_UI1: return VarUI2FromUI1(V_UI1(ps), &V_UI2(pd));
+ case VT_UI4: return VarUI2FromUI4(V_UI4(ps), &V_UI2(pd));
+ case VT_I8: return VarUI4FromI8(V_I8(ps), &V_UI4(pd));
+ case VT_UI8: return VarUI4FromUI8(V_UI8(ps), &V_UI4(pd));
+ case VT_R4: return VarUI2FromR4(V_R4(ps), &V_UI2(pd));
+ case VT_R8: return VarUI2FromR8(V_R8(ps), &V_UI2(pd));
+ case VT_DATE: return VarUI2FromDate(V_DATE(ps), &V_UI2(pd));
+ case VT_BOOL: return VarUI2FromBool(V_BOOL(ps), &V_UI2(pd));
+ case VT_CY: return VarUI2FromCy(V_CY(ps), &V_UI2(pd));
+ case VT_DECIMAL: return VarUI2FromDec(&V_DECIMAL(ps), &V_UI2(pd));
+ case VT_DISPATCH: return VarUI2FromDisp(V_DISPATCH(ps), lcid, &V_UI2(pd));
+ case VT_BSTR: return VarUI2FromStr(V_BSTR(ps), lcid, dwFlags, &V_UI2(pd));
+ }
+ break;
+
+ case VT_UI4:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_UI4(pd) = 0; return S_OK;
+ case VT_I1: return VarUI4FromI1(V_I1(ps), &V_UI4(pd));
+ case VT_I2: return VarUI4FromI2(V_I2(ps), &V_UI4(pd));
+ case VT_I4: return VarUI4FromI4(V_I4(ps), &V_UI4(pd));
+ case VT_UI1: return VarUI4FromUI1(V_UI1(ps), &V_UI4(pd));
+ case VT_UI2: return VarUI4FromUI2(V_UI2(ps), &V_UI4(pd));
+ case VT_I8: return VarUI4FromI8(V_I8(ps), &V_UI4(pd));
+ case VT_UI8: return VarUI4FromUI8(V_UI8(ps), &V_UI4(pd));
+ case VT_R4: return VarUI4FromR4(V_R4(ps), &V_UI4(pd));
+ case VT_R8: return VarUI4FromR8(V_R8(ps), &V_UI4(pd));
+ case VT_DATE: return VarUI4FromDate(V_DATE(ps), &V_UI4(pd));
+ case VT_BOOL: return VarUI4FromBool(V_BOOL(ps), &V_UI4(pd));
+ case VT_CY: return VarUI4FromCy(V_CY(ps), &V_UI4(pd));
+ case VT_DECIMAL: return VarUI4FromDec(&V_DECIMAL(ps), &V_UI4(pd));
+ case VT_DISPATCH: return VarUI4FromDisp(V_DISPATCH(ps), lcid, &V_UI4(pd));
+ case VT_BSTR: return VarUI4FromStr(V_BSTR(ps), lcid, dwFlags, &V_UI4(pd));
+ }
+ break;
+
+ case VT_UI8:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_UI8(pd) = 0; return S_OK;
+ case VT_I4: if (V_I4(ps) < 0) return DISP_E_OVERFLOW; V_UI8(pd) = V_I4(ps); return S_OK;
+ case VT_I1: return VarUI8FromI1(V_I1(ps), &V_UI8(pd));
+ case VT_I2: return VarUI8FromI2(V_I2(ps), &V_UI8(pd));
+ case VT_UI1: return VarUI8FromUI1(V_UI1(ps), &V_UI8(pd));
+ case VT_UI2: return VarUI8FromUI2(V_UI2(ps), &V_UI8(pd));
+ case VT_UI4: return VarUI8FromUI4(V_UI4(ps), &V_UI8(pd));
+ case VT_I8: return VarUI8FromI8(V_I8(ps), &V_UI8(pd));
+ case VT_R4: return VarUI8FromR4(V_R4(ps), &V_UI8(pd));
+ case VT_R8: return VarUI8FromR8(V_R8(ps), &V_UI8(pd));
+ case VT_DATE: return VarUI8FromDate(V_DATE(ps), &V_UI8(pd));
+ case VT_BOOL: return VarUI8FromBool(V_BOOL(ps), &V_UI8(pd));
+ case VT_CY: return VarUI8FromCy(V_CY(ps), &V_UI8(pd));
+ case VT_DECIMAL: return VarUI8FromDec(&V_DECIMAL(ps), &V_UI8(pd));
+ case VT_DISPATCH: return VarUI8FromDisp(V_DISPATCH(ps), lcid, &V_UI8(pd));
+ case VT_BSTR: return VarUI8FromStr(V_BSTR(ps), lcid, dwFlags, &V_UI8(pd));
+ }
+ break;
+
+ case VT_I8:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_I8(pd) = 0; return S_OK;
+ case VT_I4: V_I8(pd) = V_I4(ps); return S_OK;
+ case VT_I1: return VarI8FromI1(V_I1(ps), &V_I8(pd));
+ case VT_I2: return VarI8FromI2(V_I2(ps), &V_I8(pd));
+ case VT_UI1: return VarI8FromUI1(V_UI1(ps), &V_I8(pd));
+ case VT_UI2: return VarI8FromUI2(V_UI2(ps), &V_I8(pd));
+ case VT_UI4: return VarI8FromUI4(V_UI4(ps), &V_I8(pd));
+ case VT_UI8: return VarI8FromUI8(V_I8(ps), &V_I8(pd));
+ case VT_R4: return VarI8FromR4(V_R4(ps), &V_I8(pd));
+ case VT_R8: return VarI8FromR8(V_R8(ps), &V_I8(pd));
+ case VT_DATE: return VarI8FromDate(V_DATE(ps), &V_I8(pd));
+ case VT_BOOL: return VarI8FromBool(V_BOOL(ps), &V_I8(pd));
+ case VT_CY: return VarI8FromCy(V_CY(ps), &V_I8(pd));
+ case VT_DECIMAL: return VarI8FromDec(&V_DECIMAL(ps), &V_I8(pd));
+ case VT_DISPATCH: return VarI8FromDisp(V_DISPATCH(ps), lcid, &V_I8(pd));
+ case VT_BSTR: return VarI8FromStr(V_BSTR(ps), lcid, dwFlags, &V_I8(pd));
+ }
+ break;
+
+ case VT_R4:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_R4(pd) = 0.0f; return S_OK;
+ case VT_I1: return VarR4FromI1(V_I1(ps), &V_R4(pd));
+ case VT_I2: return VarR4FromI2(V_I2(ps), &V_R4(pd));
+ case VT_I4: return VarR4FromI4(V_I4(ps), &V_R4(pd));
+ case VT_UI1: return VarR4FromUI1(V_UI1(ps), &V_R4(pd));
+ case VT_UI2: return VarR4FromUI2(V_UI2(ps), &V_R4(pd));
+ case VT_UI4: return VarR4FromUI4(V_UI4(ps), &V_R4(pd));
+ case VT_I8: return VarR4FromI8(V_I8(ps), &V_R4(pd));
+ case VT_UI8: return VarR4FromUI8(V_UI8(ps), &V_R4(pd));
+ case VT_R8: return VarR4FromR8(V_R8(ps), &V_R4(pd));
+ case VT_DATE: return VarR4FromDate(V_DATE(ps), &V_R4(pd));
+ case VT_BOOL: return VarR4FromBool(V_BOOL(ps), &V_R4(pd));
+ case VT_CY: return VarR4FromCy(V_CY(ps), &V_R4(pd));
+ case VT_DECIMAL: return VarR4FromDec(&V_DECIMAL(ps), &V_R4(pd));
+ case VT_DISPATCH: return VarR4FromDisp(V_DISPATCH(ps), lcid, &V_R4(pd));
+ case VT_BSTR: return VarR4FromStr(V_BSTR(ps), lcid, dwFlags, &V_R4(pd));
+ }
+ break;
+
+ case VT_R8:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_R8(pd) = 0.0; return S_OK;
+ case VT_I1: return VarR8FromI1(V_I1(ps), &V_R8(pd));
+ case VT_I2: return VarR8FromI2(V_I2(ps), &V_R8(pd));
+ case VT_I4: return VarR8FromI4(V_I4(ps), &V_R8(pd));
+ case VT_UI1: return VarR8FromUI1(V_UI1(ps), &V_R8(pd));
+ case VT_UI2: return VarR8FromUI2(V_UI2(ps), &V_R8(pd));
+ case VT_UI4: return VarR8FromUI4(V_UI4(ps), &V_R8(pd));
+ case VT_I8: return VarR8FromI8(V_I8(ps), &V_R8(pd));
+ case VT_UI8: return VarR8FromUI8(V_UI8(ps), &V_R8(pd));
+ case VT_R4: return VarR8FromR4(V_R4(ps), &V_R8(pd));
+ case VT_DATE: return VarR8FromDate(V_DATE(ps), &V_R8(pd));
+ case VT_BOOL: return VarR8FromBool(V_BOOL(ps), &V_R8(pd));
+ case VT_CY: return VarR8FromCy(V_CY(ps), &V_R8(pd));
+ case VT_DECIMAL: return VarR8FromDec(&V_DECIMAL(ps), &V_R8(pd));
+ case VT_DISPATCH: return VarR8FromDisp(V_DISPATCH(ps), lcid, &V_R8(pd));
+ case VT_BSTR: return VarR8FromStr(V_BSTR(ps), lcid, dwFlags, &V_R8(pd));
+ }
+ break;
+
+ case VT_DATE:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_DATE(pd) = 0.0; return S_OK;
+ case VT_I1: return VarDateFromI1(V_I1(ps), &V_DATE(pd));
+ case VT_I2: return VarDateFromI2(V_I2(ps), &V_DATE(pd));
+ case VT_I4: return VarDateFromI4(V_I4(ps), &V_DATE(pd));
+ case VT_UI1: return VarDateFromUI1(V_UI1(ps), &V_DATE(pd));
+ case VT_UI2: return VarDateFromUI2(V_UI2(ps), &V_DATE(pd));
+ case VT_UI4: return VarDateFromUI4(V_UI4(ps), &V_DATE(pd));
+ case VT_I8: return VarDateFromI8(V_I8(ps), &V_DATE(pd));
+ case VT_UI8: return VarDateFromUI8(V_UI8(ps), &V_DATE(pd));
+ case VT_R4: return VarDateFromR4(V_R4(ps), &V_DATE(pd));
+ case VT_R8: return VarDateFromR8(V_R8(ps), &V_DATE(pd));
+ case VT_BOOL: return VarDateFromBool(V_BOOL(ps), &V_DATE(pd));
+ case VT_CY: return VarDateFromCy(V_CY(ps), &V_DATE(pd));
+ case VT_DECIMAL: return VarDateFromDec(&V_DECIMAL(ps), &V_DATE(pd));
+ case VT_DISPATCH: return VarDateFromDisp(V_DISPATCH(ps), lcid, &V_DATE(pd));
+ case VT_BSTR: return VarDateFromStr(V_BSTR(ps), lcid, dwFlags, &V_DATE(pd));
+ }
+ break;
+
+ case VT_BOOL:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_BOOL(pd) = 0; return S_OK;
+ case VT_I1: return VarBoolFromI1(V_I1(ps), &V_BOOL(pd));
+ case VT_I2: return VarBoolFromI2(V_I2(ps), &V_BOOL(pd));
+ case VT_I4: return VarBoolFromI4(V_I4(ps), &V_BOOL(pd));
+ case VT_UI1: return VarBoolFromUI1(V_UI1(ps), &V_BOOL(pd));
+ case VT_UI2: return VarBoolFromUI2(V_UI2(ps), &V_BOOL(pd));
+ case VT_UI4: return VarBoolFromUI4(V_UI4(ps), &V_BOOL(pd));
+ case VT_I8: return VarBoolFromI8(V_I8(ps), &V_BOOL(pd));
+ case VT_UI8: return VarBoolFromUI8(V_UI8(ps), &V_BOOL(pd));
+ case VT_R4: return VarBoolFromR4(V_R4(ps), &V_BOOL(pd));
+ case VT_R8: return VarBoolFromR8(V_R8(ps), &V_BOOL(pd));
+ case VT_DATE: return VarBoolFromDate(V_DATE(ps), &V_BOOL(pd));
+ case VT_CY: return VarBoolFromCy(V_CY(ps), &V_BOOL(pd));
+ case VT_DECIMAL: return VarBoolFromDec(&V_DECIMAL(ps), &V_BOOL(pd));
+ case VT_DISPATCH: return VarBoolFromDisp(V_DISPATCH(ps), lcid, &V_BOOL(pd));
+ case VT_BSTR: return VarBoolFromStr(V_BSTR(ps), lcid, dwFlags, &V_BOOL(pd));
+ }
+ break;
+
+ case VT_BSTR:
+ switch (vtFrom)
+ {
+ case VT_EMPTY:
+ V_BSTR(pd) = SysAllocStringLen(NULL, 0);
+ return V_BSTR(pd) ? S_OK : E_OUTOFMEMORY;
+ case VT_BOOL:
+ if (wFlags & (VARIANT_ALPHABOOL|VARIANT_LOCALBOOL))
+ return VarBstrFromBool(V_BOOL(ps), lcid, dwFlags, &V_BSTR(pd));
+ return VarBstrFromI2(V_BOOL(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_I1: return VarBstrFromI1(V_I1(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_I2: return VarBstrFromI2(V_I2(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_I4: return VarBstrFromI4(V_I4(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_UI1: return VarBstrFromUI1(V_UI1(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_UI2: return VarBstrFromUI2(V_UI2(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_UI4: return VarBstrFromUI4(V_UI4(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_I8: return VarBstrFromI8(V_I8(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_UI8: return VarBstrFromUI8(V_UI8(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_R4: return VarBstrFromR4(V_R4(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_R8: return VarBstrFromR8(V_R8(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_DATE: return VarBstrFromDate(V_DATE(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_CY: return VarBstrFromCy(V_CY(ps), lcid, dwFlags, &V_BSTR(pd));
+ case VT_DECIMAL: return VarBstrFromDec(&V_DECIMAL(ps), lcid, dwFlags, &V_BSTR(pd));
+/* case VT_DISPATCH: return VarBstrFromDisp(V_DISPATCH(ps), lcid, dwFlags, &V_BSTR(pd)); */
+ }
+ break;
+
+ case VT_CY:
+ switch (vtFrom)
+ {
+ case VT_EMPTY: V_CY(pd).int64 = 0; return S_OK;
+ case VT_I1: return VarCyFromI1(V_I1(ps), &V_CY(pd));
+ case VT_I2: return VarCyFromI2(V_I2(ps), &V_CY(pd));
+ case VT_I4: return VarCyFromI4(V_I4(ps), &V_CY(pd));
+ case VT_UI1: return VarCyFromUI1(V_UI1(ps), &V_CY(pd));
+ case VT_UI2: return VarCyFromUI2(V_UI2(ps), &V_CY(pd));
+ case VT_UI4: return VarCyFromUI4(V_UI4(ps), &V_CY(pd));
+ case VT_I8: return VarCyFromI8(V_I8(ps), &V_CY(pd));
+ case VT_UI8: return VarCyFromUI8(V_UI8(ps), &V_CY(pd));
+ case VT_R4: return VarCyFromR4(V_R4(ps), &V_CY(pd));
+ case VT_R8: return VarCyFromR8(V_R8(ps), &V_CY(pd));
+ case VT_DATE: return VarCyFromDate(V_DATE(ps), &V_CY(pd));
+ case VT_BOOL: return VarCyFromBool(V_BOOL(ps), &V_CY(pd));
+ case VT_DECIMAL: return VarCyFromDec(&V_DECIMAL(ps), &V_CY(pd));
+ case VT_DISPATCH: return VarCyFromDisp(V_DISPATCH(ps), lcid, &V_CY(pd));
+ case VT_BSTR: return VarCyFromStr(V_BSTR(ps), lcid, dwFlags, &V_CY(pd));
+ }
+ break;
+
+ case VT_DECIMAL:
+ switch (vtFrom)
+ {
+ case VT_EMPTY:
+ case VT_BOOL:
+ DEC_SIGNSCALE(&V_DECIMAL(pd)) = SIGNSCALE(DECIMAL_POS,0);
+ DEC_HI32(&V_DECIMAL(pd)) = 0;
+ DEC_MID32(&V_DECIMAL(pd)) = 0;
+ /* VarDecFromBool() coerces to -1/0, ChangeTypeEx() coerces to 1/0.
+ * VT_NULL and VT_EMPTY always give a 0 value.
+ */
+ DEC_LO32(&V_DECIMAL(pd)) = vtFrom == VT_BOOL && V_BOOL(ps) ? 1 : 0;
+ return S_OK;
+ case VT_I1: return VarDecFromI1(V_I1(ps), &V_DECIMAL(pd));
+ case VT_I2: return VarDecFromI2(V_I2(ps), &V_DECIMAL(pd));
+ case VT_I4: return VarDecFromI4(V_I4(ps), &V_DECIMAL(pd));
+ case VT_UI1: return VarDecFromUI1(V_UI1(ps), &V_DECIMAL(pd));
+ case VT_UI2: return VarDecFromUI2(V_UI2(ps), &V_DECIMAL(pd));
+ case VT_UI4: return VarDecFromUI4(V_UI4(ps), &V_DECIMAL(pd));
+ case VT_I8: return VarDecFromI8(V_I8(ps), &V_DECIMAL(pd));
+ case VT_UI8: return VarDecFromUI8(V_UI8(ps), &V_DECIMAL(pd));
+ case VT_R4: return VarDecFromR4(V_R4(ps), &V_DECIMAL(pd));
+ case VT_R8: return VarDecFromR8(V_R8(ps), &V_DECIMAL(pd));
+ case VT_DATE: return VarDecFromDate(V_DATE(ps), &V_DECIMAL(pd));
+ case VT_CY: return VarDecFromCy(V_CY(ps), &V_DECIMAL(pd));
+ case VT_DISPATCH: return VarDecFromDisp(V_DISPATCH(ps), lcid, &V_DECIMAL(pd));
+ case VT_BSTR: return VarDecFromStr(V_BSTR(ps), lcid, dwFlags, &V_DECIMAL(pd));
+ }
+ break;
+
+ case VT_UNKNOWN:
+ switch (vtFrom)
+ {
+ case VT_DISPATCH:
+ if (V_DISPATCH(ps) == NULL)
+ V_UNKNOWN(pd) = NULL;
+ else
+ res = IDispatch_QueryInterface(V_DISPATCH(ps), &IID_IUnknown, (LPVOID*)&V_UNKNOWN(pd));
+ break;
+ }
+ break;
+
+ case VT_DISPATCH:
+ switch (vtFrom)
+ {
+ case VT_UNKNOWN:
+ if (V_UNKNOWN(ps) == NULL)
+ V_DISPATCH(pd) = NULL;
+ else
+ res = IUnknown_QueryInterface(V_UNKNOWN(ps), &IID_IDispatch, (LPVOID*)&V_DISPATCH(pd));
+ break;
+ }
+ break;
+
+ case VT_RECORD:
+ break;
+ }
+ return res;
+}
+
+/* Coerce to/from an array */
+static inline HRESULT VARIANT_CoerceArray(VARIANTARG* pd, VARIANTARG* ps, VARTYPE vt)
+{
+ if (vt == VT_BSTR && V_VT(ps) == (VT_ARRAY|VT_UI1))
+ return BstrFromVector(V_ARRAY(ps), &V_BSTR(pd));
+
+ if (V_VT(ps) == VT_BSTR && vt == (VT_ARRAY|VT_UI1))
+ return VectorFromBstr(V_BSTR(ps), &V_ARRAY(ps));
+
+ if (V_VT(ps) == vt)
+ return SafeArrayCopy(V_ARRAY(ps), &V_ARRAY(pd));
+
+ return DISP_E_TYPEMISMATCH;
+}
+
+/******************************************************************************
+ * Check if a variants type is valid.
+ */
+static inline HRESULT VARIANT_ValidateType(VARTYPE vt)
+{
+ VARTYPE vtExtra = vt & VT_EXTRA_TYPE;
+
+ vt &= VT_TYPEMASK;
+
+ if (!(vtExtra & (VT_VECTOR|VT_RESERVED)))
+ {
+ if (vt < VT_VOID || vt == VT_RECORD || vt == VT_CLSID)
+ {
+ if ((vtExtra & (VT_BYREF|VT_ARRAY)) && vt <= VT_NULL)
+ return DISP_E_BADVARTYPE;
+ if (vt != (VARTYPE)15)
+ return S_OK;
+ }
+ }
+ return DISP_E_BADVARTYPE;
+}
+
+/******************************************************************************
+ * VariantInit [OLEAUT32.8]
+ *
+ * Initialise a variant.
+ *
+ * PARAMS
+ * pVarg [O] Variant to initialise
+ *
+ * RETURNS
+ * Nothing.
+ *
+ * NOTES
+ * This function simply sets the type of the variant to VT_EMPTY. It does not
+ * free any existing value, use VariantClear() for that.
+ */
+void WINAPI VariantInit(VARIANTARG* pVarg)
+{
+ TRACE("(%p)\n", pVarg);
+
+ V_VT(pVarg) = VT_EMPTY; /* Native doesn't set any other fields */
+}
+
+/******************************************************************************
+ * VariantClear [OLEAUT32.9]
+ *
+ * Clear a variant.
+ *
+ * PARAMS
+ * pVarg [I/O] Variant to clear
+ *
+ * RETURNS
+ * Success: S_OK. Any previous value in pVarg is freed and its type is set to VT_EMPTY.
+ * Failure: DISP_E_BADVARTYPE, if the variant is a not a valid variant type.
+ */
+HRESULT WINAPI VariantClear(VARIANTARG* pVarg)
+{
+ HRESULT hres = S_OK;
+
+ TRACE("(%p->(%s%s))\n", pVarg, debugstr_VT(pVarg), debugstr_VF(pVarg));
+
+ hres = VARIANT_ValidateType(V_VT(pVarg));
+
+ if (SUCCEEDED(hres))
+ {
+ if (!V_ISBYREF(pVarg))
+ {
+ if (V_ISARRAY(pVarg) || V_VT(pVarg) == VT_SAFEARRAY)
+ {
+ if (V_ARRAY(pVarg))
+ hres = SafeArrayDestroy(V_ARRAY(pVarg));
+ }
+ else if (V_VT(pVarg) == VT_BSTR)
+ {
+ if (V_BSTR(pVarg))
+ SysFreeString(V_BSTR(pVarg));
+ }
+ else if (V_VT(pVarg) == VT_RECORD)
+ {
+ struct __tagBRECORD* pBr = &V_UNION(pVarg,brecVal);
+ if (pBr->pRecInfo)
+ {
+ IRecordInfo_RecordClear(pBr->pRecInfo, pBr->pvRecord);
+ IRecordInfo_Release(pBr->pRecInfo);
+ }
+ }
+ else if (V_VT(pVarg) == VT_DISPATCH ||
+ V_VT(pVarg) == VT_UNKNOWN)
+ {
+ if (V_UNKNOWN(pVarg))
+ IUnknown_Release(V_UNKNOWN(pVarg));
+ }
+ else if (V_VT(pVarg) == VT_VARIANT)
+ {
+ if (V_VARIANTREF(pVarg))
+ VariantClear(V_VARIANTREF(pVarg));
+ }
+ }
+ V_VT(pVarg) = VT_EMPTY;
+ }
+ return hres;
+}
+
+/******************************************************************************
+ * Copy an IRecordInfo object contained in a variant.
+ */
+static HRESULT VARIANT_CopyIRecordInfo(struct __tagBRECORD* pBr)
+{
+ HRESULT hres = S_OK;
+
+ if (pBr->pRecInfo)
+ {
+ ULONG ulSize;
+
+ hres = IRecordInfo_GetSize(pBr->pRecInfo, &ulSize);
+ if (SUCCEEDED(hres))
+ {
+ PVOID pvRecord = HeapAlloc(GetProcessHeap(), 0, ulSize);
+ if (!pvRecord)
+ hres = E_OUTOFMEMORY;
+ else
+ {
+ memcpy(pvRecord, pBr->pvRecord, ulSize);
+ pBr->pvRecord = pvRecord;
+
+ hres = IRecordInfo_RecordCopy(pBr->pRecInfo, pvRecord, pvRecord);
+ if (SUCCEEDED(hres))
+ IRecordInfo_AddRef(pBr->pRecInfo);
+ }
+ }
+ }
+ else if (pBr->pvRecord)
+ hres = E_INVALIDARG;
+ return hres;
+}
+
+/******************************************************************************
+ * VariantCopy [OLEAUT32.10]
+ *
+ * Copy a variant.
+ *
+ * PARAMS
+ * pvargDest [O] Destination for copy
+ * pvargSrc [I] Source variant to copy
+ *
+ * RETURNS
+ * Success: S_OK. pvargDest contains a copy of pvargSrc.
+ * Failure: DISP_E_BADVARTYPE, if either variant has an invalid type.
+ * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
+ * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
+ * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
+ *
+ * NOTES
+ * - If pvargSrc == pvargDest, this function does nothing, and succeeds if
+ * pvargSrc is valid. Otherwise, pvargDest is always cleared using
+ * VariantClear() before pvargSrc is copied to it. If clearing pvargDest
+ * fails, so does this function.
+ * - VT_CLSID is a valid type type for pvargSrc, but not for pvargDest.
+ * - For by-value non-intrinsic types, a deep copy is made, i.e. The whole value
+ * is copied rather than just any pointers to it.
+ * - For by-value object types the object pointer is copied and the objects
+ * reference count increased using IUnknown_AddRef().
+ * - For all by-reference types, only the referencing pointer is copied.
+ */
+HRESULT WINAPI VariantCopy(VARIANTARG* pvargDest, VARIANTARG* pvargSrc)
+{
+ HRESULT hres = S_OK;
+
+ TRACE("(%p->(%s%s),%p->(%s%s))\n", pvargDest, debugstr_VT(pvargDest),
+ debugstr_VF(pvargDest), pvargSrc, debugstr_VT(pvargSrc),
+ debugstr_VF(pvargSrc));
+
+ if (V_TYPE(pvargSrc) == VT_CLSID || /* VT_CLSID is a special case */
+ FAILED(VARIANT_ValidateType(V_VT(pvargSrc))))
+ return DISP_E_BADVARTYPE;
+
+ if (pvargSrc != pvargDest &&
+ SUCCEEDED(hres = VariantClear(pvargDest)))
+ {
+ *pvargDest = *pvargSrc; /* Shallow copy the value */
+
+ if (!V_ISBYREF(pvargSrc))
+ {
+ if (V_ISARRAY(pvargSrc))
+ {
+ if (V_ARRAY(pvargSrc))
+ hres = SafeArrayCopy(V_ARRAY(pvargSrc), &V_ARRAY(pvargDest));
+ }
+ else if (V_VT(pvargSrc) == VT_BSTR)
+ {
+ if (V_BSTR(pvargSrc))
+ {
+ V_BSTR(pvargDest) = SysAllocStringByteLen((char*)V_BSTR(pvargSrc), SysStringByteLen(V_BSTR(pvargSrc)));
+ if (!V_BSTR(pvargDest))
+ {
+ TRACE("!V_BSTR(pvargDest), SysAllocStringByteLen() failed to allocate %d bytes\n", SysStringByteLen(V_BSTR(pvargSrc)));
+ hres = E_OUTOFMEMORY;
+ }
+ }
+ }
+ else if (V_VT(pvargSrc) == VT_RECORD)
+ {
+ hres = VARIANT_CopyIRecordInfo(&V_UNION(pvargDest,brecVal));
+ }
+ else if (V_VT(pvargSrc) == VT_DISPATCH ||
+ V_VT(pvargSrc) == VT_UNKNOWN)
+ {
+ if (V_UNKNOWN(pvargSrc))
+ IUnknown_AddRef(V_UNKNOWN(pvargSrc));
+ }
+ }
+ }
+ return hres;
+}
+
+/* Return the byte size of a variants data */
+static inline size_t VARIANT_DataSize(const VARIANT* pv)
+{
+ switch (V_TYPE(pv))
+ {
+ case VT_I1:
+ case VT_UI1: return sizeof(BYTE);
+ case VT_I2:
+ case VT_UI2: return sizeof(SHORT);
+ case VT_INT:
+ case VT_UINT:
+ case VT_I4:
+ case VT_UI4: return sizeof(LONG);
+ case VT_I8:
+ case VT_UI8: return sizeof(LONGLONG);
+ case VT_R4: return sizeof(float);
+ case VT_R8: return sizeof(double);
+ case VT_DATE: return sizeof(DATE);
+ case VT_BOOL: return sizeof(VARIANT_BOOL);
+ case VT_DISPATCH:
+ case VT_UNKNOWN:
+ case VT_BSTR: return sizeof(void*);
+ case VT_CY: return sizeof(CY);
+ case VT_ERROR: return sizeof(SCODE);
+ }
+ TRACE("Shouldn't be called for vt %s%s!\n", debugstr_VT(pv), debugstr_VF(pv));
+ return 0;
+}
+
+/******************************************************************************
+ * VariantCopyInd [OLEAUT32.11]
+ *
+ * Copy a variant, dereferencing it it is by-reference.
+ *
+ * PARAMS
+ * pvargDest [O] Destination for copy
+ * pvargSrc [I] Source variant to copy
+ *
+ * RETURNS
+ * Success: S_OK. pvargDest contains a copy of pvargSrc.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * Failure: DISP_E_BADVARTYPE, if either variant has an invalid by-value type.
+ * E_INVALIDARG, if pvargSrc is an invalid by-reference type.
+ * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
+ * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
+ * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
+ *
+ * NOTES
+ * - If pvargSrc is by-value, this function behaves exactly as VariantCopy().
+ * - If pvargSrc is by-reference, the value copied to pvargDest is the pointed-to
+ * value.
+ * - if pvargSrc == pvargDest, this function dereferences in place. Otherwise,
+ * pvargDest is always cleared using VariantClear() before pvargSrc is copied
+ * to it. If clearing pvargDest fails, so does this function.
+ */
+HRESULT WINAPI VariantCopyInd(VARIANT* pvargDest, VARIANTARG* pvargSrc)
+{
+ VARIANTARG vTmp, *pSrc = pvargSrc;
+ VARTYPE vt;
+ HRESULT hres = S_OK;
+
+ TRACE("(%p->(%s%s),%p->(%s%s))\n", pvargDest, debugstr_VT(pvargDest),
+ debugstr_VF(pvargDest), pvargSrc, debugstr_VT(pvargSrc),
+ debugstr_VF(pvargSrc));
+
+ if (!V_ISBYREF(pvargSrc))
+ return VariantCopy(pvargDest, pvargSrc);
+
+ /* Argument checking is more lax than VariantCopy()... */
+ vt = V_TYPE(pvargSrc);
+ if (V_ISARRAY(pvargSrc) ||
+ (vt > VT_NULL && vt != (VARTYPE)15 && vt < VT_VOID &&
+ !(V_VT(pvargSrc) & (VT_VECTOR|VT_RESERVED))))
+ {
+ /* OK */
+ }
+ else
+ return E_INVALIDARG; /* ...And the return value for invalid types differs too */
+
+ if (pvargSrc == pvargDest)
+ {
+ /* In place copy. Use a shallow copy of pvargSrc & init pvargDest.
+ * This avoids an expensive VariantCopy() call - e.g. SafeArrayCopy().
+ */
+ vTmp = *pvargSrc;
+ pSrc = &vTmp;
+ V_VT(pvargDest) = VT_EMPTY;
+ }
+ else
+ {
+ /* Copy into another variant. Free the variant in pvargDest */
+ if (FAILED(hres = VariantClear(pvargDest)))
+ {
+ TRACE("VariantClear() of destination failed\n");
+ return hres;
+ }
+ }
+
+ if (V_ISARRAY(pSrc))
+ {
+ /* Native doesn't check that *V_ARRAYREF(pSrc) is valid */
+ hres = SafeArrayCopy(*V_ARRAYREF(pSrc), &V_ARRAY(pvargDest));
+ }
+ else if (V_VT(pSrc) == (VT_BSTR|VT_BYREF))
+ {
+ /* Native doesn't check that *V_BSTRREF(pSrc) is valid */
+ V_BSTR(pvargDest) = SysAllocStringByteLen((char*)*V_BSTRREF(pSrc), SysStringByteLen(*V_BSTRREF(pSrc)));
+ }
+ else if (V_VT(pSrc) == (VT_RECORD|VT_BYREF))
+ {
+ V_UNION(pvargDest,brecVal) = V_UNION(pvargSrc,brecVal);
+ hres = VARIANT_CopyIRecordInfo(&V_UNION(pvargDest,brecVal));
+ }
+ else if (V_VT(pSrc) == (VT_DISPATCH|VT_BYREF) ||
+ V_VT(pSrc) == (VT_UNKNOWN|VT_BYREF))
+ {
+ /* Native doesn't check that *V_UNKNOWNREF(pSrc) is valid */
+ V_UNKNOWN(pvargDest) = *V_UNKNOWNREF(pSrc);
+ if (*V_UNKNOWNREF(pSrc))
+ IUnknown_AddRef(*V_UNKNOWNREF(pSrc));
+ }
+ else if (V_VT(pSrc) == (VT_VARIANT|VT_BYREF))
+ {
+ /* Native doesn't check that *V_VARIANTREF(pSrc) is valid */
+ if (V_VT(V_VARIANTREF(pSrc)) == (VT_VARIANT|VT_BYREF))
+ hres = E_INVALIDARG; /* Don't dereference more than one level */
+ else
+ hres = VariantCopyInd(pvargDest, V_VARIANTREF(pSrc));
+
+ /* Use the dereferenced variants type value, not VT_VARIANT */
+ goto VariantCopyInd_Return;
+ }
+ else if (V_VT(pSrc) == (VT_DECIMAL|VT_BYREF))
+ {
+ memcpy(&DEC_SCALE(&V_DECIMAL(pvargDest)), &DEC_SCALE(V_DECIMALREF(pSrc)),
+ sizeof(DECIMAL) - sizeof(USHORT));
+ }
+ else
+ {
+ /* Copy the pointed to data into this variant */
+ memcpy(&V_BYREF(pvargDest), V_BYREF(pSrc), VARIANT_DataSize(pSrc));
+ }
+
+ V_VT(pvargDest) = V_VT(pSrc) & ~VT_BYREF;
+
+VariantCopyInd_Return:
+
+ if (pSrc != pvargSrc)
+ VariantClear(pSrc);
+
+ TRACE("returning 0x%08lx, %p->(%s%s)\n", hres, pvargDest,
+ debugstr_VT(pvargDest), debugstr_VF(pvargDest));
+ return hres;
+}
+
+/******************************************************************************
+ * VariantChangeType [OLEAUT32.12]
+ *
+ * Change the type of a variant.
+ *
+ * PARAMS
+ * pvargDest [O] Destination for the converted variant
+ * pvargSrc [O] Source variant to change the type of
+ * wFlags [I] VARIANT_ flags from "oleauto.h"
+ * vt [I] Variant type to change pvargSrc into
+ *
+ * RETURNS
+ * Success: S_OK. pvargDest contains the converted value.
+ * Failure: An HRESULT error code describing the failure.
+ *
+ * NOTES
+ * The LCID used for the conversion is LOCALE_USER_DEFAULT.
+ * See VariantChangeTypeEx.
+ */
+HRESULT WINAPI VariantChangeType(VARIANTARG* pvargDest, VARIANTARG* pvargSrc,
+ USHORT wFlags, VARTYPE vt)
+{
+ return VariantChangeTypeEx( pvargDest, pvargSrc, LOCALE_USER_DEFAULT, wFlags, vt );
+}
+
+/******************************************************************************
+ * VariantChangeTypeEx [OLEAUT32.147]
+ *
+ * Change the type of a variant.
+ *
+ * PARAMS
+ * pvargDest [O] Destination for the converted variant
+ * pvargSrc [O] Source variant to change the type of
+ * lcid [I] LCID for the conversion
+ * wFlags [I] VARIANT_ flags from "oleauto.h"
+ * vt [I] Variant type to change pvargSrc into
+ *
+ * RETURNS
+ * Success: S_OK. pvargDest contains the converted value.
+ * Failure: An HRESULT error code describing the failure.
+ *
+ * NOTES
+ * pvargDest and pvargSrc can point to the same variant to perform an in-place
+ * conversion. If the conversion is successful, pvargSrc will be freed.
+ */
+HRESULT WINAPI VariantChangeTypeEx(VARIANTARG* pvargDest, VARIANTARG* pvargSrc,
+ LCID lcid, USHORT wFlags, VARTYPE vt)
+{
+ HRESULT res = S_OK;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),0x%08lx,0x%04x,%s%s)\n", pvargDest,
+ debugstr_VT(pvargDest), debugstr_VF(pvargDest), pvargSrc,
+ debugstr_VT(pvargSrc), debugstr_VF(pvargSrc), lcid, wFlags,
+ debugstr_vt(vt), debugstr_vf(vt));
+
+ if (vt == VT_CLSID)
+ res = DISP_E_BADVARTYPE;
+ else
+ {
+ res = VARIANT_ValidateType(V_VT(pvargSrc));
+
+ if (SUCCEEDED(res))
+ {
+ res = VARIANT_ValidateType(vt);
+
+ if (SUCCEEDED(res))
+ {
+ VARIANTARG vTmp, vSrcDeref;
+
+ if(V_ISBYREF(pvargSrc) && !V_BYREF(pvargSrc))
+ res = DISP_E_TYPEMISMATCH;
+ else
+ {
+ V_VT(&vTmp) = VT_EMPTY;
+ V_VT(&vSrcDeref) = VT_EMPTY;
+ VariantClear(&vTmp);
+ VariantClear(&vSrcDeref);
+ }
+
+ if (SUCCEEDED(res))
+ {
+ res = VariantCopyInd(&vSrcDeref, pvargSrc);
+ if (SUCCEEDED(res))
+ {
+ if (V_ISARRAY(&vSrcDeref) || (vt & VT_ARRAY))
+ res = VARIANT_CoerceArray(&vTmp, &vSrcDeref, vt);
+ else
+ res = VARIANT_Coerce(&vTmp, lcid, wFlags, &vSrcDeref, vt);
+
+ if (SUCCEEDED(res)) {
+ V_VT(&vTmp) = vt;
+ VariantCopy(pvargDest, &vTmp);
+ }
+ VariantClear(&vTmp);
+ VariantClear(&vSrcDeref);
+ }
+ }
+ }
+ }
+ }
+
+ TRACE("returning 0x%08lx, %p->(%s%s)\n", res, pvargDest,
+ debugstr_VT(pvargDest), debugstr_VF(pvargDest));
+ return res;
+}
+
+/* Date Conversions */
+
+#define IsLeapYear(y) (((y % 4) == 0) && (((y % 100) != 0) || ((y % 400) == 0)))
+
+/* Convert a VT_DATE value to a Julian Date */
+static inline int VARIANT_JulianFromDate(int dateIn)
+{
+ int julianDays = dateIn;
+
+ julianDays -= DATE_MIN; /* Convert to + days from 1 Jan 100 AD */
+ julianDays += 1757585; /* Convert to + days from 23 Nov 4713 BC (Julian) */
+ return julianDays;
+}
+
+/* Convert a Julian Date to a VT_DATE value */
+static inline int VARIANT_DateFromJulian(int dateIn)
+{
+ int julianDays = dateIn;
+
+ julianDays -= 1757585; /* Convert to + days from 1 Jan 100 AD */
+ julianDays += DATE_MIN; /* Convert to +/- days from 1 Jan 1899 AD */
+ return julianDays;
+}
+
+/* Convert a Julian date to Day/Month/Year - from PostgreSQL */
+static inline void VARIANT_DMYFromJulian(int jd, USHORT *year, USHORT *month, USHORT *day)
+{
+ int j, i, l, n;
+
+ l = jd + 68569;
+ n = l * 4 / 146097;
+ l -= (n * 146097 + 3) / 4;
+ i = (4000 * (l + 1)) / 1461001;
+ l += 31 - (i * 1461) / 4;
+ j = (l * 80) / 2447;
+ *day = l - (j * 2447) / 80;
+ l = j / 11;
+ *month = (j + 2) - (12 * l);
+ *year = 100 * (n - 49) + i + l;
+}
+
+/* Convert Day/Month/Year to a Julian date - from PostgreSQL */
+static inline double VARIANT_JulianFromDMY(USHORT year, USHORT month, USHORT day)
+{
+ int m12 = (month - 14) / 12;
+
+ return ((1461 * (year + 4800 + m12)) / 4 + (367 * (month - 2 - 12 * m12)) / 12 -
+ (3 * ((year + 4900 + m12) / 100)) / 4 + day - 32075);
+}
+
+/* Macros for accessing DOS format date/time fields */
+#define DOS_YEAR(x) (1980 + (x >> 9))
+#define DOS_MONTH(x) ((x >> 5) & 0xf)
+#define DOS_DAY(x) (x & 0x1f)
+#define DOS_HOUR(x) (x >> 11)
+#define DOS_MINUTE(x) ((x >> 5) & 0x3f)
+#define DOS_SECOND(x) ((x & 0x1f) << 1)
+/* Create a DOS format date/time */
+#define DOS_DATE(d,m,y) (d | (m << 5) | ((y-1980) << 9))
+#define DOS_TIME(h,m,s) ((s >> 1) | (m << 5) | (h << 11))
+
+/* Roll a date forwards or backwards to correct it */
+static HRESULT VARIANT_RollUdate(UDATE *lpUd)
+{
+ static const BYTE days[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
+
+ TRACE("Raw date: %d/%d/%d %d:%d:%d\n", lpUd->st.wDay, lpUd->st.wMonth,
+ lpUd->st.wYear, lpUd->st.wHour, lpUd->st.wMinute, lpUd->st.wSecond);
+
+ /* Years < 100 are treated as 1900 + year */
+ if (lpUd->st.wYear < 100)
+ lpUd->st.wYear += 1900;
+
+ if (!lpUd->st.wMonth)
+ {
+ /* Roll back to December of the previous year */
+ lpUd->st.wMonth = 12;
+ lpUd->st.wYear--;
+ }
+ else while (lpUd->st.wMonth > 12)
+ {
+ /* Roll forward the correct number of months */
+ lpUd->st.wYear++;
+ lpUd->st.wMonth -= 12;
+ }
+
+ if (lpUd->st.wYear > 9999 || lpUd->st.wHour > 23 ||
+ lpUd->st.wMinute > 59 || lpUd->st.wSecond > 59)
+ return E_INVALIDARG; /* Invalid values */
+
+ if (!lpUd->st.wDay)
+ {
+ /* Roll back the date one day */
+ if (lpUd->st.wMonth == 1)
+ {
+ /* Roll back to December 31 of the previous year */
+ lpUd->st.wDay = 31;
+ lpUd->st.wMonth = 12;
+ lpUd->st.wYear--;
+ }
+ else
+ {
+ lpUd->st.wMonth--; /* Previous month */
+ if (lpUd->st.wMonth == 2 && IsLeapYear(lpUd->st.wYear))
+ lpUd->st.wDay = 29; /* Februaury has 29 days on leap years */
+ else
+ lpUd->st.wDay = days[lpUd->st.wMonth]; /* Last day of the month */
+ }
+ }
+ else if (lpUd->st.wDay > 28)
+ {
+ int rollForward = 0;
+
+ /* Possibly need to roll the date forward */
+ if (lpUd->st.wMonth == 2 && IsLeapYear(lpUd->st.wYear))
+ rollForward = lpUd->st.wDay - 29; /* Februaury has 29 days on leap years */
+ else
+ rollForward = lpUd->st.wDay - days[lpUd->st.wMonth];
+
+ if (rollForward > 0)
+ {
+ lpUd->st.wDay = rollForward;
+ lpUd->st.wMonth++;
+ if (lpUd->st.wMonth > 12)
+ {
+ lpUd->st.wMonth = 1; /* Roll forward into January of the next year */
+ lpUd->st.wYear++;
+ }
+ }
+ }
+ TRACE("Rolled date: %d/%d/%d %d:%d:%d\n", lpUd->st.wDay, lpUd->st.wMonth,
+ lpUd->st.wYear, lpUd->st.wHour, lpUd->st.wMinute, lpUd->st.wSecond);
+ return S_OK;
+}
+
+/**********************************************************************
+ * DosDateTimeToVariantTime [OLEAUT32.14]
+ *
+ * Convert a Dos format date and time into variant VT_DATE format.
+ *
+ * PARAMS
+ * wDosDate [I] Dos format date
+ * wDosTime [I] Dos format time
+ * pDateOut [O] Destination for VT_DATE format
+ *
+ * RETURNS
+ * Success: TRUE. pDateOut contains the converted time.
+ * Failure: FALSE, if wDosDate or wDosTime are invalid (see notes).
+ *
+ * NOTES
+ * - Dos format dates can only hold dates from 1-Jan-1980 to 31-Dec-2099.
+ * - Dos format times are accurate to only 2 second precision.
+ * - The format of a Dos Date is:
+ *| Bits Values Meaning
+ *| ---- ------ -------
+ *| 0-4 1-31 Day of the week. 0 rolls back one day. A value greater than
+ *| the days in the month rolls forward the extra days.
+ *| 5-8 1-12 Month of the year. 0 rolls back to December of the previous
+ *| year. 13-15 are invalid.
+ *| 9-15 0-119 Year based from 1980 (Max 2099). 120-127 are invalid.
+ * - The format of a Dos Time is:
+ *| Bits Values Meaning
+ *| ---- ------ -------
+ *| 0-4 0-29 Seconds/2. 30 and 31 are invalid.
+ *| 5-10 0-59 Minutes. 60-63 are invalid.
+ *| 11-15 0-23 Hours (24 hour clock). 24-32 are invalid.
+ */
+INT WINAPI DosDateTimeToVariantTime(USHORT wDosDate, USHORT wDosTime,
+ double *pDateOut)
+{
+ UDATE ud;
+
+ TRACE("(0x%x(%d/%d/%d),0x%x(%d:%d:%d),%p)\n",
+ wDosDate, DOS_YEAR(wDosDate), DOS_MONTH(wDosDate), DOS_DAY(wDosDate),
+ wDosTime, DOS_HOUR(wDosTime), DOS_MINUTE(wDosTime), DOS_SECOND(wDosTime),
+ pDateOut);
+
+ ud.st.wYear = DOS_YEAR(wDosDate);
+ ud.st.wMonth = DOS_MONTH(wDosDate);
+ if (ud.st.wYear > 2099 || ud.st.wMonth > 12)
+ return FALSE;
+ ud.st.wDay = DOS_DAY(wDosDate);
+ ud.st.wHour = DOS_HOUR(wDosTime);
+ ud.st.wMinute = DOS_MINUTE(wDosTime);
+ ud.st.wSecond = DOS_SECOND(wDosTime);
+ ud.st.wDayOfWeek = ud.st.wMilliseconds = 0;
+
+ return !VarDateFromUdate(&ud, 0, pDateOut);
+}
+
+/**********************************************************************
+ * VariantTimeToDosDateTime [OLEAUT32.13]
+ *
+ * Convert a variant format date into a Dos format date and time.
+ *
+ * dateIn [I] VT_DATE time format
+ * pwDosDate [O] Destination for Dos format date
+ * pwDosTime [O] Destination for Dos format time
+ *
+ * RETURNS
+ * Success: TRUE. pwDosDate and pwDosTime contains the converted values.
+ * Failure: FALSE, if dateIn cannot be represented in Dos format.
+ *
+ * NOTES
+ * See DosDateTimeToVariantTime() for Dos format details and bugs.
+ */
+INT WINAPI VariantTimeToDosDateTime(double dateIn, USHORT *pwDosDate, USHORT *pwDosTime)
+{
+ UDATE ud;
+
+ TRACE("(%g,%p,%p)\n", dateIn, pwDosDate, pwDosTime);
+
+ if (FAILED(VarUdateFromDate(dateIn, 0, &ud)))
+ return FALSE;
+
+ if (ud.st.wYear < 1980 || ud.st.wYear > 2099)
+ return FALSE;
+
+ *pwDosDate = DOS_DATE(ud.st.wDay, ud.st.wMonth, ud.st.wYear);
+ *pwDosTime = DOS_TIME(ud.st.wHour, ud.st.wMinute, ud.st.wSecond);
+
+ TRACE("Returning 0x%x(%d/%d/%d), 0x%x(%d:%d:%d)\n",
+ *pwDosDate, DOS_YEAR(*pwDosDate), DOS_MONTH(*pwDosDate), DOS_DAY(*pwDosDate),
+ *pwDosTime, DOS_HOUR(*pwDosTime), DOS_MINUTE(*pwDosTime), DOS_SECOND(*pwDosTime));
+ return TRUE;
+}
+
+/***********************************************************************
+ * SystemTimeToVariantTime [OLEAUT32.184]
+ *
+ * Convert a System format date and time into variant VT_DATE format.
+ *
+ * PARAMS
+ * lpSt [I] System format date and time
+ * pDateOut [O] Destination for VT_DATE format date
+ *
+ * RETURNS
+ * Success: TRUE. *pDateOut contains the converted value.
+ * Failure: FALSE, if lpSt cannot be represented in VT_DATE format.
+ */
+INT WINAPI SystemTimeToVariantTime(LPSYSTEMTIME lpSt, double *pDateOut)
+{
+ UDATE ud;
+
+ TRACE("(%p->%d/%d/%d %d:%d:%d,%p)\n", lpSt, lpSt->wDay, lpSt->wMonth,
+ lpSt->wYear, lpSt->wHour, lpSt->wMinute, lpSt->wSecond, pDateOut);
+
+ if (lpSt->wMonth > 12)
+ return FALSE;
+
+ memcpy(&ud.st, lpSt, sizeof(ud.st));
+ return !VarDateFromUdate(&ud, 0, pDateOut);
+}
+
+/***********************************************************************
+ * VariantTimeToSystemTime [OLEAUT32.185]
+ *
+ * Convert a variant VT_DATE into a System format date and time.
+ *
+ * PARAMS
+ * datein [I] Variant VT_DATE format date
+ * lpSt [O] Destination for System format date and time
+ *
+ * RETURNS
+ * Success: TRUE. *lpSt contains the converted value.
+ * Failure: FALSE, if dateIn is too large or small.
+ */
+INT WINAPI VariantTimeToSystemTime(double dateIn, LPSYSTEMTIME lpSt)
+{
+ UDATE ud;
+
+ TRACE("(%g,%p)\n", dateIn, lpSt);
+
+ if (FAILED(VarUdateFromDate(dateIn, 0, &ud)))
+ return FALSE;
+
+ memcpy(lpSt, &ud.st, sizeof(ud.st));
+ return TRUE;
+}
+
+/***********************************************************************
+ * VarDateFromUdateEx [OLEAUT32.319]
+ *
+ * Convert an unpacked format date and time to a variant VT_DATE.
+ *
+ * PARAMS
+ * pUdateIn [I] Unpacked format date and time to convert
+ * lcid [I] Locale identifier for the conversion
+ * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
+ * pDateOut [O] Destination for variant VT_DATE.
+ *
+ * RETURNS
+ * Success: S_OK. *pDateOut contains the converted value.
+ * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
+ */
+HRESULT WINAPI VarDateFromUdateEx(UDATE *pUdateIn, LCID lcid, ULONG dwFlags, DATE *pDateOut)
+{
+ UDATE ud;
+ double dateVal;
+
+ TRACE("(%p->%d/%d/%d %d:%d:%d:%d %d %d,0x%08lx,0x%08lx,%p)\n", pUdateIn,
+ pUdateIn->st.wMonth, pUdateIn->st.wDay, pUdateIn->st.wYear,
+ pUdateIn->st.wHour, pUdateIn->st.wMinute, pUdateIn->st.wSecond,
+ pUdateIn->st.wMilliseconds, pUdateIn->st.wDayOfWeek,
+ pUdateIn->wDayOfYear, lcid, dwFlags, pDateOut);
+
+ if (lcid != MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT))
+ FIXME("lcid possibly not handled, treating as en-us\n");
+
+ memcpy(&ud, pUdateIn, sizeof(ud));
+
+ if (dwFlags & VAR_VALIDDATE)
+ WARN("Ignoring VAR_VALIDDATE\n");
+
+ if (FAILED(VARIANT_RollUdate(&ud)))
+ return E_INVALIDARG;
+
+ /* Date */
+ dateVal = VARIANT_DateFromJulian(VARIANT_JulianFromDMY(ud.st.wYear, ud.st.wMonth, ud.st.wDay));
+
+ /* Time */
+ dateVal += ud.st.wHour / 24.0;
+ dateVal += ud.st.wMinute / 1440.0;
+ dateVal += ud.st.wSecond / 86400.0;
+ dateVal += ud.st.wMilliseconds / 86400000.0;
+
+ TRACE("Returning %g\n", dateVal);
+ *pDateOut = dateVal;
+ return S_OK;
+}
+
+/***********************************************************************
+ * VarDateFromUdate [OLEAUT32.330]
+ *
+ * Convert an unpacked format date and time to a variant VT_DATE.
+ *
+ * PARAMS
+ * pUdateIn [I] Unpacked format date and time to convert
+ * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
+ * pDateOut [O] Destination for variant VT_DATE.
+ *
+ * RETURNS
+ * Success: S_OK. *pDateOut contains the converted value.
+ * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
+ *
+ * NOTES
+ * This function uses the United States English locale for the conversion. Use
+ * VarDateFromUdateEx() for alternate locales.
+ */
+HRESULT WINAPI VarDateFromUdate(UDATE *pUdateIn, ULONG dwFlags, DATE *pDateOut)
+{
+ LCID lcid = MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT);
+
+ return VarDateFromUdateEx(pUdateIn, lcid, dwFlags, pDateOut);
+}
+
+/***********************************************************************
+ * VarUdateFromDate [OLEAUT32.331]
+ *
+ * Convert a variant VT_DATE into an unpacked format date and time.
+ *
+ * PARAMS
+ * datein [I] Variant VT_DATE format date
+ * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
+ * lpUdate [O] Destination for unpacked format date and time
+ *
+ * RETURNS
+ * Success: S_OK. *lpUdate contains the converted value.
+ * Failure: E_INVALIDARG, if dateIn is too large or small.
+ */
+HRESULT WINAPI VarUdateFromDate(DATE dateIn, ULONG dwFlags, UDATE *lpUdate)
+{
+ /* Cumulative totals of days per month */
+ static const USHORT cumulativeDays[] =
+ {
+ 0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
+ };
+ double datePart, timePart;
+ int julianDays;
+
+ TRACE("(%g,0x%08lx,%p)\n", dateIn, dwFlags, lpUdate);
+
+ if (dateIn <= (DATE_MIN - 1.0) || dateIn >= (DATE_MAX + 1.0))
+ return E_INVALIDARG;
+
+ datePart = dateIn < 0.0 ? ceil(dateIn) : floor(dateIn);
+ /* Compensate for int truncation (always downwards) */
+ timePart = dateIn - datePart + 0.00000000001;
+ if (timePart >= 1.0)
+ timePart -= 0.00000000001;
+
+ /* Date */
+ julianDays = VARIANT_JulianFromDate(dateIn);
+ VARIANT_DMYFromJulian(julianDays, &lpUdate->st.wYear, &lpUdate->st.wMonth,
+ &lpUdate->st.wDay);
+
+ datePart = (datePart + 1.5) / 7.0;
+ lpUdate->st.wDayOfWeek = (datePart - floor(datePart)) * 7;
+ if (lpUdate->st.wDayOfWeek == 0)
+ lpUdate->st.wDayOfWeek = 5;
+ else if (lpUdate->st.wDayOfWeek == 1)
+ lpUdate->st.wDayOfWeek = 6;
+ else
+ lpUdate->st.wDayOfWeek -= 2;
+
+ if (lpUdate->st.wMonth > 2 && IsLeapYear(lpUdate->st.wYear))
+ lpUdate->wDayOfYear = 1; /* After February, in a leap year */
+ else
+ lpUdate->wDayOfYear = 0;
+
+ lpUdate->wDayOfYear += cumulativeDays[lpUdate->st.wMonth];
+ lpUdate->wDayOfYear += lpUdate->st.wDay;
+
+ /* Time */
+ timePart *= 24.0;
+ lpUdate->st.wHour = timePart;
+ timePart -= lpUdate->st.wHour;
+ timePart *= 60.0;
+ lpUdate->st.wMinute = timePart;
+ timePart -= lpUdate->st.wMinute;
+ timePart *= 60.0;
+ lpUdate->st.wSecond = timePart;
+ timePart -= lpUdate->st.wSecond;
+ lpUdate->st.wMilliseconds = 0;
+ if (timePart > 0.5)
+ {
+ /* Round the milliseconds, adjusting the time/date forward if needed */
+ if (lpUdate->st.wSecond < 59)
+ lpUdate->st.wSecond++;
+ else
+ {
+ lpUdate->st.wSecond = 0;
+ if (lpUdate->st.wMinute < 59)
+ lpUdate->st.wMinute++;
+ else
+ {
+ lpUdate->st.wMinute = 0;
+ if (lpUdate->st.wHour < 23)
+ lpUdate->st.wHour++;
+ else
+ {
+ lpUdate->st.wHour = 0;
+ /* Roll over a whole day */
+ if (++lpUdate->st.wDay > 28)
+ VARIANT_RollUdate(lpUdate);
+ }
+ }
+ }
+ }
+ return S_OK;
+}
+
+#define GET_NUMBER_TEXT(fld,name) \
+ buff[0] = 0; \
+ if (!GetLocaleInfoW(lcid, lctype|fld, buff, 2)) \
+ WARN("buffer too small for " #fld "\n"); \
+ else \
+ if (buff[0]) lpChars->name = buff[0]; \
+ TRACE("lcid 0x%lx, " #name "=%d '%c'\n", lcid, lpChars->name, lpChars->name)
+
+/* Get the valid number characters for an lcid */
+void VARIANT_GetLocalisedNumberChars(VARIANT_NUMBER_CHARS *lpChars, LCID lcid, DWORD dwFlags)
+{
+ static const VARIANT_NUMBER_CHARS defaultChars = { '-','+','.',',','$',0,'.',',' };
+ LCTYPE lctype = dwFlags & LOCALE_NOUSEROVERRIDE;
+ WCHAR buff[4];
+
+ memcpy(lpChars, &defaultChars, sizeof(defaultChars));
+ GET_NUMBER_TEXT(LOCALE_SNEGATIVESIGN, cNegativeSymbol);
+ GET_NUMBER_TEXT(LOCALE_SPOSITIVESIGN, cPositiveSymbol);
+ GET_NUMBER_TEXT(LOCALE_SDECIMAL, cDecimalPoint);
+ GET_NUMBER_TEXT(LOCALE_STHOUSAND, cDigitSeperator);
+ GET_NUMBER_TEXT(LOCALE_SMONDECIMALSEP, cCurrencyDecimalPoint);
+ GET_NUMBER_TEXT(LOCALE_SMONTHOUSANDSEP, cCurrencyDigitSeperator);
+
+ /* Local currency symbols are often 2 characters */
+ lpChars->cCurrencyLocal2 = '\0';
+ switch(GetLocaleInfoW(lcid, lctype|LOCALE_SCURRENCY, buff, sizeof(buff)/sizeof(WCHAR)))
+ {
+ case 3: lpChars->cCurrencyLocal2 = buff[1]; /* Fall through */
+ case 2: lpChars->cCurrencyLocal = buff[0];
+ break;
+ default: WARN("buffer too small for LOCALE_SCURRENCY\n");
+ }
+ TRACE("lcid 0x%lx, cCurrencyLocal =%d,%d '%c','%c'\n", lcid, lpChars->cCurrencyLocal,
+ lpChars->cCurrencyLocal2, lpChars->cCurrencyLocal, lpChars->cCurrencyLocal2);
+}
+
+/* Number Parsing States */
+#define B_PROCESSING_EXPONENT 0x1
+#define B_NEGATIVE_EXPONENT 0x2
+#define B_EXPONENT_START 0x4
+#define B_INEXACT_ZEROS 0x8
+#define B_LEADING_ZERO 0x10
+#define B_PROCESSING_HEX 0x20
+#define B_PROCESSING_OCT 0x40
+
+/**********************************************************************
+ * VarParseNumFromStr [OLEAUT32.46]
+ *
+ * Parse a string containing a number into a NUMPARSE structure.
+ *
+ * PARAMS
+ * lpszStr [I] String to parse number from
+ * lcid [I] Locale Id for the conversion
+ * dwFlags [I] 0, or LOCALE_NOUSEROVERRIDE to use system default number chars
+ * pNumprs [I/O] Destination for parsed number
+ * rgbDig [O] Destination for digits read in
+ *
+ * RETURNS
+ * Success: S_OK. pNumprs and rgbDig contain the parsed representation of
+ * the number.
+ * Failure: E_INVALIDARG, if any parameter is invalid.
+ * DISP_E_TYPEMISMATCH, if the string is not a number or is formatted
+ * incorrectly.
+ * DISP_E_OVERFLOW, if rgbDig is too small to hold the number.
+ *
+ * NOTES
+ * pNumprs must have the following fields set:
+ * cDig: Set to the size of rgbDig.
+ * dwInFlags: Set to the allowable syntax of the number using NUMPRS_ flags
+ * from "oleauto.h".
+ *
+ * FIXME
+ * - I am unsure if this function should parse non-arabic (e.g. Thai)
+ * numerals, so this has not been implemented.
+ */
+HRESULT WINAPI VarParseNumFromStr(OLECHAR *lpszStr, LCID lcid, ULONG dwFlags,
+ NUMPARSE *pNumprs, BYTE *rgbDig)
+{
+ VARIANT_NUMBER_CHARS chars;
+ BYTE rgbTmp[1024];
+ DWORD dwState = B_EXPONENT_START|B_INEXACT_ZEROS;
+ int iMaxDigits = sizeof(rgbTmp) / sizeof(BYTE);
+ int cchUsed = 0;
+
+ TRACE("(%s,%ld,0x%08lx,%p,%p)\n", debugstr_w(lpszStr), lcid, dwFlags, pNumprs, rgbDig);
+
+ if (!pNumprs || !rgbDig)
+ return E_INVALIDARG;
+
+ if (pNumprs->cDig < iMaxDigits)
+ iMaxDigits = pNumprs->cDig;
+
+ pNumprs->cDig = 0;
+ pNumprs->dwOutFlags = 0;
+ pNumprs->cchUsed = 0;
+ pNumprs->nBaseShift = 0;
+ pNumprs->nPwr10 = 0;
+
+ if (!lpszStr)
+ return DISP_E_TYPEMISMATCH;
+
+ VARIANT_GetLocalisedNumberChars(&chars, lcid, dwFlags);
+
+ /* First consume all the leading symbols and space from the string */
+ while (1)
+ {
+ if (pNumprs->dwInFlags & NUMPRS_LEADING_WHITE && isspaceW(*lpszStr))
+ {
+ pNumprs->dwOutFlags |= NUMPRS_LEADING_WHITE;
+ do
+ {
+ cchUsed++;
+ lpszStr++;
+ } while (isspaceW(*lpszStr));
+ }
+ else if (pNumprs->dwInFlags & NUMPRS_LEADING_PLUS &&
+ *lpszStr == chars.cPositiveSymbol &&
+ !(pNumprs->dwOutFlags & NUMPRS_LEADING_PLUS))
+ {
+ pNumprs->dwOutFlags |= NUMPRS_LEADING_PLUS;
+ cchUsed++;
+ lpszStr++;
+ }
+ else if (pNumprs->dwInFlags & NUMPRS_LEADING_MINUS &&
+ *lpszStr == chars.cNegativeSymbol &&
+ !(pNumprs->dwOutFlags & NUMPRS_LEADING_MINUS))
+ {
+ pNumprs->dwOutFlags |= (NUMPRS_LEADING_MINUS|NUMPRS_NEG);
+ cchUsed++;
+ lpszStr++;
+ }
+ else if (pNumprs->dwInFlags & NUMPRS_CURRENCY &&
+ !(pNumprs->dwOutFlags & NUMPRS_CURRENCY) &&
+ *lpszStr == chars.cCurrencyLocal &&
+ (!chars.cCurrencyLocal2 || lpszStr[1] == chars.cCurrencyLocal2))
+ {
+ pNumprs->dwOutFlags |= NUMPRS_CURRENCY;
+ cchUsed++;
+ lpszStr++;
+ /* Only accept currency characters */
+ chars.cDecimalPoint = chars.cCurrencyDecimalPoint;
+ chars.cDigitSeperator = chars.cCurrencyDigitSeperator;
+ }
+ else if (pNumprs->dwInFlags & NUMPRS_PARENS && *lpszStr == '(' &&
+ !(pNumprs->dwOutFlags & NUMPRS_PARENS))
+ {
+ pNumprs->dwOutFlags |= NUMPRS_PARENS;
+ cchUsed++;
+ lpszStr++;
+ }
+ else
+ break;
+ }
+
+ if (!(pNumprs->dwOutFlags & NUMPRS_CURRENCY))
+ {
+ /* Only accept non-currency characters */
+ chars.cCurrencyDecimalPoint = chars.cDecimalPoint;
+ chars.cCurrencyDigitSeperator = chars.cDigitSeperator;
+ }
+
+ if ((*lpszStr == '&' && (*(lpszStr+1) == 'H' || *(lpszStr+1) == 'h')) &&
+ pNumprs->dwInFlags & NUMPRS_HEX_OCT)
+ {
+ dwState |= B_PROCESSING_HEX;
+ pNumprs->dwOutFlags |= NUMPRS_HEX_OCT;
+ cchUsed=cchUsed+2;
+ lpszStr=lpszStr+2;
+ }
+ else if ((*lpszStr == '&' && (*(lpszStr+1) == 'O' || *(lpszStr+1) == 'o')) &&
+ pNumprs->dwInFlags & NUMPRS_HEX_OCT)
+ {
+ dwState |= B_PROCESSING_OCT;
+ pNumprs->dwOutFlags |= NUMPRS_HEX_OCT;
+ cchUsed=cchUsed+2;
+ lpszStr=lpszStr+2;
+ }
+
+ /* Strip Leading zeros */
+ while (*lpszStr == '0')
+ {
+ dwState |= B_LEADING_ZERO;
+ cchUsed++;
+ lpszStr++;
+ }
+
+ while (*lpszStr)
+ {
+ if (isdigitW(*lpszStr))
+ {
+ if (dwState & B_PROCESSING_EXPONENT)
+ {
+ int exponentSize = 0;
+ if (dwState & B_EXPONENT_START)
+ {
+ if (!isdigitW(*lpszStr))
+ break; /* No exponent digits - invalid */
+ while (*lpszStr == '0')
+ {
+ /* Skip leading zero's in the exponent */
+ cchUsed++;
+ lpszStr++;
+ }
+ }
+
+ while (isdigitW(*lpszStr))
+ {
+ exponentSize *= 10;
+ exponentSize += *lpszStr - '0';
+ cchUsed++;
+ lpszStr++;
+ }
+ if (dwState & B_NEGATIVE_EXPONENT)
+ exponentSize = -exponentSize;
+ /* Add the exponent into the powers of 10 */
+ pNumprs->nPwr10 += exponentSize;
+ dwState &= ~(B_PROCESSING_EXPONENT|B_EXPONENT_START);
+ lpszStr--; /* back up to allow processing of next char */
+ }
+ else
+ {
+ if ((pNumprs->cDig >= iMaxDigits) && !(dwState & B_PROCESSING_HEX)
+ && !(dwState & B_PROCESSING_OCT))
+ {
+ pNumprs->dwOutFlags |= NUMPRS_INEXACT;
+
+ if (*lpszStr != '0')
+ dwState &= ~B_INEXACT_ZEROS; /* Inexact number with non-trailing zeros */
+
+ /* This digit can't be represented, but count it in nPwr10 */
+ if (pNumprs->dwOutFlags & NUMPRS_DECIMAL)
+ pNumprs->nPwr10--;
+ else
+ pNumprs->nPwr10++;
+ }
+ else
+ {
+ if ((dwState & B_PROCESSING_OCT) && ((*lpszStr == '8') || (*lpszStr == '9'))) {
+ return DISP_E_TYPEMISMATCH;
+ }
+
+ if (pNumprs->dwOutFlags & NUMPRS_DECIMAL)
+ pNumprs->nPwr10--; /* Count decimal points in nPwr10 */
+
+ rgbTmp[pNumprs->cDig] = *lpszStr - '0';
+ }
+ pNumprs->cDig++;
+ cchUsed++;
+ }
+ }
+ else if (*lpszStr == chars.cDigitSeperator && pNumprs->dwInFlags & NUMPRS_THOUSANDS)
+ {
+ pNumprs->dwOutFlags |= NUMPRS_THOUSANDS;
+ cchUsed++;
+ }
+ else if (*lpszStr == chars.cDecimalPoint &&
+ pNumprs->dwInFlags & NUMPRS_DECIMAL &&
+ !(pNumprs->dwOutFlags & (NUMPRS_DECIMAL|NUMPRS_EXPONENT)))
+ {
+ pNumprs->dwOutFlags |= NUMPRS_DECIMAL;
+ cchUsed++;
+
+ /* If we have no digits so far, skip leading zeros */
+ if (!pNumprs->cDig)
+ {
+ while (lpszStr[1] == '0')
+ {
+ dwState |= B_LEADING_ZERO;
+ cchUsed++;
+ lpszStr++;
+ pNumprs->nPwr10--;
+ }
+ }
+ }
+ else if ((*lpszStr == 'e' || *lpszStr == 'E') &&
+ pNumprs->dwInFlags & NUMPRS_EXPONENT &&
+ !(pNumprs->dwOutFlags & NUMPRS_EXPONENT))
+ {
+ dwState |= B_PROCESSING_EXPONENT;
+ pNumprs->dwOutFlags |= NUMPRS_EXPONENT;
+ cchUsed++;
+ }
+ else if (dwState & B_PROCESSING_EXPONENT && *lpszStr == chars.cPositiveSymbol)
+ {
+ cchUsed++; /* Ignore positive exponent */
+ }
+ else if (dwState & B_PROCESSING_EXPONENT && *lpszStr == chars.cNegativeSymbol)
+ {
+ dwState |= B_NEGATIVE_EXPONENT;
+ cchUsed++;
+ }
+ else if (((*lpszStr >= 'a' && *lpszStr <= 'f') ||
+ (*lpszStr >= 'A' && *lpszStr <= 'F')) &&
+ dwState & B_PROCESSING_HEX)
+ {
+ if (pNumprs->cDig >= iMaxDigits)
+ {
+ return DISP_E_OVERFLOW;
+ }
+ else
+ {
+ if (*lpszStr >= 'a')
+ rgbTmp[pNumprs->cDig] = *lpszStr - 'a' + 10;
+ else
+ rgbTmp[pNumprs->cDig] = *lpszStr - 'A' + 10;
+ }
+ pNumprs->cDig++;
+ cchUsed++;
+ }
+ else
+ break; /* Stop at an unrecognised character */
+
+ lpszStr++;
+ }
+
+ if (!pNumprs->cDig && dwState & B_LEADING_ZERO)
+ {
+ /* Ensure a 0 on its own gets stored */
+ pNumprs->cDig = 1;
+ rgbTmp[0] = 0;
+ }
+
+ if (pNumprs->dwOutFlags & NUMPRS_EXPONENT && dwState & B_PROCESSING_EXPONENT)
+ {
+ pNumprs->cchUsed = cchUsed;
+ return DISP_E_TYPEMISMATCH; /* Failed to completely parse the exponent */
+ }
+
+ if (pNumprs->dwOutFlags & NUMPRS_INEXACT)
+ {
+ if (dwState & B_INEXACT_ZEROS)
+ pNumprs->dwOutFlags &= ~NUMPRS_INEXACT; /* All zeros doesn't set NUMPRS_INEXACT */
+ } else if(pNumprs->dwInFlags & NUMPRS_HEX_OCT)
+ {
+ /* copy all of the digits into the output digit buffer */
+ /* this is exactly what windows does although it also returns */
+ /* cDig of X and writes X+Y where Y>=0 number of digits to rgbDig */
+ memcpy(rgbDig, rgbTmp, pNumprs->cDig * sizeof(BYTE));
+
+ if (dwState & B_PROCESSING_HEX) {
+ /* hex numbers have always the same format */
+ pNumprs->nPwr10=0;
+ pNumprs->nBaseShift=4;
+ } else {
+ if (dwState & B_PROCESSING_OCT) {
+ /* oct numbers have always the same format */
+ pNumprs->nPwr10=0;
+ pNumprs->nBaseShift=3;
+ } else {
+ while (pNumprs->cDig > 1 && !rgbTmp[pNumprs->cDig - 1])
+ {
+ pNumprs->nPwr10++;
+ pNumprs->cDig--;
+ }
+ }
+ }
+ } else
+ {
+ /* Remove trailing zeros from the last (whole number or decimal) part */
+ while (pNumprs->cDig > 1 && !rgbTmp[pNumprs->cDig - 1])
+ {
+ pNumprs->nPwr10++;
+ pNumprs->cDig--;
+ }
+ }
+
+ if (pNumprs->cDig <= iMaxDigits)
+ pNumprs->dwOutFlags &= ~NUMPRS_INEXACT; /* Ignore stripped zeros for NUMPRS_INEXACT */
+ else
+ pNumprs->cDig = iMaxDigits; /* Only return iMaxDigits worth of digits */
+
+ /* Copy the digits we processed into rgbDig */
+ memcpy(rgbDig, rgbTmp, pNumprs->cDig * sizeof(BYTE));
+
+ /* Consume any trailing symbols and space */
+ while (1)
+ {
+ if ((pNumprs->dwInFlags & NUMPRS_TRAILING_WHITE) && isspaceW(*lpszStr))
+ {
+ pNumprs->dwOutFlags |= NUMPRS_TRAILING_WHITE;
+ do
+ {
+ cchUsed++;
+ lpszStr++;
+ } while (isspaceW(*lpszStr));
+ }
+ else if (pNumprs->dwInFlags & NUMPRS_TRAILING_PLUS &&
+ !(pNumprs->dwOutFlags & NUMPRS_LEADING_PLUS) &&
+ *lpszStr == chars.cPositiveSymbol)
+ {
+ pNumprs->dwOutFlags |= NUMPRS_TRAILING_PLUS;
+ cchUsed++;
+ lpszStr++;
+ }
+ else if (pNumprs->dwInFlags & NUMPRS_TRAILING_MINUS &&
+ !(pNumprs->dwOutFlags & NUMPRS_LEADING_MINUS) &&
+ *lpszStr == chars.cNegativeSymbol)
+ {
+ pNumprs->dwOutFlags |= (NUMPRS_TRAILING_MINUS|NUMPRS_NEG);
+ cchUsed++;
+ lpszStr++;
+ }
+ else if (pNumprs->dwInFlags & NUMPRS_PARENS && *lpszStr == ')' &&
+ pNumprs->dwOutFlags & NUMPRS_PARENS)
+ {
+ cchUsed++;
+ lpszStr++;
+ pNumprs->dwOutFlags |= NUMPRS_NEG;
+ }
+ else
+ break;
+ }
+
+ if (pNumprs->dwOutFlags & NUMPRS_PARENS && !(pNumprs->dwOutFlags & NUMPRS_NEG))
+ {
+ pNumprs->cchUsed = cchUsed;
+ return DISP_E_TYPEMISMATCH; /* Opening parenthesis not matched */
+ }
+
+ if (pNumprs->dwInFlags & NUMPRS_USE_ALL && *lpszStr != '\0')
+ return DISP_E_TYPEMISMATCH; /* Not all chars were consumed */
+
+ if (!pNumprs->cDig)
+ return DISP_E_TYPEMISMATCH; /* No Number found */
+
+ pNumprs->cchUsed = cchUsed;
+ return S_OK;
+}
+
+/* VTBIT flags indicating an integer value */
+#define INTEGER_VTBITS (VTBIT_I1|VTBIT_UI1|VTBIT_I2|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|VTBIT_I8|VTBIT_UI8)
+/* VTBIT flags indicating a real number value */
+#define REAL_VTBITS (VTBIT_R4|VTBIT_R8|VTBIT_CY)
+
+/* Helper macros to check whether bit pattern fits in VARIANT (x is a ULONG64 ) */
+#define FITS_AS_I1(x) ((x) >> 8 == 0)
+#define FITS_AS_I2(x) ((x) >> 16 == 0)
+#define FITS_AS_I4(x) ((x) >> 32 == 0)
+
+/**********************************************************************
+ * VarNumFromParseNum [OLEAUT32.47]
+ *
+ * Convert a NUMPARSE structure into a numeric Variant type.
+ *
+ * PARAMS
+ * pNumprs [I] Source for parsed number. cDig must be set to the size of rgbDig
+ * rgbDig [I] Source for the numbers digits
+ * dwVtBits [I] VTBIT_ flags from "oleauto.h" indicating the acceptable dest types
+ * pVarDst [O] Destination for the converted Variant value.
+ *
+ * RETURNS
+ * Success: S_OK. pVarDst contains the converted value.
+ * Failure: E_INVALIDARG, if any parameter is invalid.
+ * DISP_E_OVERFLOW, if the number is too big for the types set in dwVtBits.
+ *
+ * NOTES
+ * - The smallest favoured type present in dwVtBits that can represent the
+ * number in pNumprs without losing precision is used.
+ * - Signed types are preferrred over unsigned types of the same size.
+ * - Preferred types in order are: integer, float, double, currency then decimal.
+ * - Rounding (dropping of decimal points) occurs without error. See VarI8FromR8()
+ * for details of the rounding method.
+ * - pVarDst is not cleared before the result is stored in it.
+ */
+HRESULT WINAPI VarNumFromParseNum(NUMPARSE *pNumprs, BYTE *rgbDig,
+ ULONG dwVtBits, VARIANT *pVarDst)
+{
+ /* Scale factors and limits for double arithmetic */
+ static const double dblMultipliers[11] = {
+ 1.0, 10.0, 100.0, 1000.0, 10000.0, 100000.0,
+ 1000000.0, 10000000.0, 100000000.0, 1000000000.0, 10000000000.0
+ };
+ static const double dblMinimums[11] = {
+ R8_MIN, R8_MIN*10.0, R8_MIN*100.0, R8_MIN*1000.0, R8_MIN*10000.0,
+ R8_MIN*100000.0, R8_MIN*1000000.0, R8_MIN*10000000.0,
+ R8_MIN*100000000.0, R8_MIN*1000000000.0, R8_MIN*10000000000.0
+ };
+ static const double dblMaximums[11] = {
+ R8_MAX, R8_MAX/10.0, R8_MAX/100.0, R8_MAX/1000.0, R8_MAX/10000.0,
+ R8_MAX/100000.0, R8_MAX/1000000.0, R8_MAX/10000000.0,
+ R8_MAX/100000000.0, R8_MAX/1000000000.0, R8_MAX/10000000000.0
+ };
+
+ int wholeNumberDigits, fractionalDigits, divisor10 = 0, multiplier10 = 0;
+
+ TRACE("(%p,%p,0x%lx,%p)\n", pNumprs, rgbDig, dwVtBits, pVarDst);
+
+ if (pNumprs->nBaseShift)
+ {
+ /* nBaseShift indicates a hex or octal number */
+ ULONG64 ul64 = 0;
+ LONG64 l64;
+ int i;
+
+ /* Convert the hex or octal number string into a UI64 */
+ for (i = 0; i < pNumprs->cDig; i++)
+ {
+ if (ul64 > ((UI8_MAX>>pNumprs->nBaseShift) - rgbDig[i]))
+ {
+ TRACE("Overflow multiplying digits\n");
+ return DISP_E_OVERFLOW;
+ }
+ ul64 = (ul64<<pNumprs->nBaseShift) + rgbDig[i];
+ }
+
+ /* also make a negative representation */
+ l64=-ul64;
+
+ /* Try signed and unsigned types in size order */
+ if (dwVtBits & VTBIT_I1 && FITS_AS_I1(ul64))
+ {
+ V_VT(pVarDst) = VT_I1;
+ V_I1(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_UI1 && FITS_AS_I1(ul64))
+ {
+ V_VT(pVarDst) = VT_UI1;
+ V_UI1(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I2 && FITS_AS_I2(ul64))
+ {
+ V_VT(pVarDst) = VT_I2;
+ V_I2(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_UI2 && FITS_AS_I2(ul64))
+ {
+ V_VT(pVarDst) = VT_UI2;
+ V_UI2(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I4 && FITS_AS_I4(ul64))
+ {
+ V_VT(pVarDst) = VT_I4;
+ V_I4(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_UI4 && FITS_AS_I4(ul64))
+ {
+ V_VT(pVarDst) = VT_UI4;
+ V_UI4(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I8 && ((ul64 <= I8_MAX)||(l64>=I8_MIN)))
+ {
+ V_VT(pVarDst) = VT_I8;
+ V_I8(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_UI8)
+ {
+ V_VT(pVarDst) = VT_UI8;
+ V_UI8(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if ((dwVtBits & REAL_VTBITS) == VTBIT_DECIMAL)
+ {
+ V_VT(pVarDst) = VT_DECIMAL;
+ DEC_SIGNSCALE(&V_DECIMAL(pVarDst)) = SIGNSCALE(DECIMAL_POS,0);
+ DEC_HI32(&V_DECIMAL(pVarDst)) = 0;
+ DEC_LO64(&V_DECIMAL(pVarDst)) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_R4 && ((ul64 <= I4_MAX)||(l64 >= I4_MIN)))
+ {
+ V_VT(pVarDst) = VT_R4;
+ if (ul64 <= I4_MAX)
+ V_R4(pVarDst) = ul64;
+ else
+ V_R4(pVarDst) = l64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_R8 && ((ul64 <= I4_MAX)||(l64 >= I4_MIN)))
+ {
+ V_VT(pVarDst) = VT_R8;
+ if (ul64 <= I4_MAX)
+ V_R8(pVarDst) = ul64;
+ else
+ V_R8(pVarDst) = l64;
+ return S_OK;
+ }
+
+ TRACE("Overflow: possible return types: 0x%lx, value: %s\n", dwVtBits, wine_dbgstr_longlong(ul64));
+ return DISP_E_OVERFLOW;
+ }
+
+ /* Count the number of relevant fractional and whole digits stored,
+ * And compute the divisor/multiplier to scale the number by.
+ */
+ if (pNumprs->nPwr10 < 0)
+ {
+ if (-pNumprs->nPwr10 >= pNumprs->cDig)
+ {
+ /* A real number < +/- 1.0 e.g. 0.1024 or 0.01024 */
+ wholeNumberDigits = 0;
+ fractionalDigits = pNumprs->cDig;
+ divisor10 = -pNumprs->nPwr10;
+ }
+ else
+ {
+ /* An exactly represented real number e.g. 1.024 */
+ wholeNumberDigits = pNumprs->cDig + pNumprs->nPwr10;
+ fractionalDigits = pNumprs->cDig - wholeNumberDigits;
+ divisor10 = pNumprs->cDig - wholeNumberDigits;
+ }
+ }
+ else if (pNumprs->nPwr10 == 0)
+ {
+ /* An exactly represented whole number e.g. 1024 */
+ wholeNumberDigits = pNumprs->cDig;
+ fractionalDigits = 0;
+ }
+ else /* pNumprs->nPwr10 > 0 */
+ {
+ /* A whole number followed by nPwr10 0's e.g. 102400 */
+ wholeNumberDigits = pNumprs->cDig;
+ fractionalDigits = 0;
+ multiplier10 = pNumprs->nPwr10;
+ }
+
+ TRACE("cDig %d; nPwr10 %d, whole %d, frac %d ", pNumprs->cDig,
+ pNumprs->nPwr10, wholeNumberDigits, fractionalDigits);
+ TRACE("mult %d; div %d\n", multiplier10, divisor10);
+
+ if (dwVtBits & (INTEGER_VTBITS|VTBIT_DECIMAL) &&
+ (!fractionalDigits || !(dwVtBits & (REAL_VTBITS|VTBIT_CY|VTBIT_DECIMAL))))
+ {
+ /* We have one or more integer output choices, and either:
+ * 1) An integer input value, or
+ * 2) A real number input value but no floating output choices.
+ * Alternately, we have a DECIMAL output available and an integer input.
+ *
+ * So, place the integer value into pVarDst, using the smallest type
+ * possible and preferring signed over unsigned types.
+ */
+ BOOL bOverflow = FALSE, bNegative;
+ ULONG64 ul64 = 0;
+ int i;
+
+ /* Convert the integer part of the number into a UI8 */
+ for (i = 0; i < wholeNumberDigits; i++)
+ {
+ if (ul64 > (UI8_MAX / 10 - rgbDig[i]))
+ {
+ TRACE("Overflow multiplying digits\n");
+ bOverflow = TRUE;
+ break;
+ }
+ ul64 = ul64 * 10 + rgbDig[i];
+ }
+
+ /* Account for the scale of the number */
+ if (!bOverflow && multiplier10)
+ {
+ for (i = 0; i < multiplier10; i++)
+ {
+ if (ul64 > (UI8_MAX / 10))
+ {
+ TRACE("Overflow scaling number\n");
+ bOverflow = TRUE;
+ break;
+ }
+ ul64 = ul64 * 10;
+ }
+ }
+
+ /* If we have any fractional digits, round the value.
+ * Note we don't have to do this if divisor10 is < 1,
+ * because this means the fractional part must be < 0.5
+ */
+ if (!bOverflow && fractionalDigits && divisor10 > 0)
+ {
+ const BYTE* fracDig = rgbDig + wholeNumberDigits;
+ BOOL bAdjust = FALSE;
+
+ TRACE("first decimal value is %d\n", *fracDig);
+
+ if (*fracDig > 5)
+ bAdjust = TRUE; /* > 0.5 */
+ else if (*fracDig == 5)
+ {
+ for (i = 1; i < fractionalDigits; i++)
+ {
+ if (fracDig[i])
+ {
+ bAdjust = TRUE; /* > 0.5 */
+ break;
+ }
+ }
+ /* If exactly 0.5, round only odd values */
+ if (i == fractionalDigits && (ul64 & 1))
+ bAdjust = TRUE;
+ }
+
+ if (bAdjust)
+ {
+ if (ul64 == UI8_MAX)
+ {
+ TRACE("Overflow after rounding\n");
+ bOverflow = TRUE;
+ }
+ ul64++;
+ }
+ }
+
+ /* Zero is not a negative number */
+ bNegative = pNumprs->dwOutFlags & NUMPRS_NEG && ul64 ? TRUE : FALSE;
+
+ TRACE("Integer value is %lld, bNeg %d\n", ul64, bNegative);
+
+ /* For negative integers, try the signed types in size order */
+ if (!bOverflow && bNegative)
+ {
+ if (dwVtBits & (VTBIT_I1|VTBIT_I2|VTBIT_I4|VTBIT_I8))
+ {
+ if (dwVtBits & VTBIT_I1 && ul64 <= -I1_MIN)
+ {
+ V_VT(pVarDst) = VT_I1;
+ V_I1(pVarDst) = -ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I2 && ul64 <= -I2_MIN)
+ {
+ V_VT(pVarDst) = VT_I2;
+ V_I2(pVarDst) = -ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I4 && ul64 <= -((LONGLONG)I4_MIN))
+ {
+ V_VT(pVarDst) = VT_I4;
+ V_I4(pVarDst) = -ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I8 && ul64 <= (ULONGLONG)I8_MAX + 1)
+ {
+ V_VT(pVarDst) = VT_I8;
+ V_I8(pVarDst) = -ul64;
+ return S_OK;
+ }
+ else if ((dwVtBits & REAL_VTBITS) == VTBIT_DECIMAL)
+ {
+ /* Decimal is only output choice left - fast path */
+ V_VT(pVarDst) = VT_DECIMAL;
+ DEC_SIGNSCALE(&V_DECIMAL(pVarDst)) = SIGNSCALE(DECIMAL_NEG,0);
+ DEC_HI32(&V_DECIMAL(pVarDst)) = 0;
+ DEC_LO64(&V_DECIMAL(pVarDst)) = -ul64;
+ return S_OK;
+ }
+ }
+ }
+ else if (!bOverflow)
+ {
+ /* For positive integers, try signed then unsigned types in size order */
+ if (dwVtBits & VTBIT_I1 && ul64 <= I1_MAX)
+ {
+ V_VT(pVarDst) = VT_I1;
+ V_I1(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_UI1 && ul64 <= UI1_MAX)
+ {
+ V_VT(pVarDst) = VT_UI1;
+ V_UI1(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I2 && ul64 <= I2_MAX)
+ {
+ V_VT(pVarDst) = VT_I2;
+ V_I2(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_UI2 && ul64 <= UI2_MAX)
+ {
+ V_VT(pVarDst) = VT_UI2;
+ V_UI2(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I4 && ul64 <= I4_MAX)
+ {
+ V_VT(pVarDst) = VT_I4;
+ V_I4(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_UI4 && ul64 <= UI4_MAX)
+ {
+ V_VT(pVarDst) = VT_UI4;
+ V_UI4(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_I8 && ul64 <= I8_MAX)
+ {
+ V_VT(pVarDst) = VT_I8;
+ V_I8(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if (dwVtBits & VTBIT_UI8)
+ {
+ V_VT(pVarDst) = VT_UI8;
+ V_UI8(pVarDst) = ul64;
+ return S_OK;
+ }
+ else if ((dwVtBits & REAL_VTBITS) == VTBIT_DECIMAL)
+ {
+ /* Decimal is only output choice left - fast path */
+ V_VT(pVarDst) = VT_DECIMAL;
+ DEC_SIGNSCALE(&V_DECIMAL(pVarDst)) = SIGNSCALE(DECIMAL_POS,0);
+ DEC_HI32(&V_DECIMAL(pVarDst)) = 0;
+ DEC_LO64(&V_DECIMAL(pVarDst)) = ul64;
+ return S_OK;
+ }
+ }
+ }
+
+ if (dwVtBits & REAL_VTBITS)
+ {
+ /* Try to put the number into a float or real */
+ BOOL bOverflow = FALSE, bNegative = pNumprs->dwOutFlags & NUMPRS_NEG;
+ double whole = 0.0;
+ int i;
+
+ /* Convert the number into a double */
+ for (i = 0; i < pNumprs->cDig; i++)
+ whole = whole * 10.0 + rgbDig[i];
+
+ TRACE("Whole double value is %16.16g\n", whole);
+
+ /* Account for the scale */
+ while (multiplier10 > 10)
+ {
+ if (whole > dblMaximums[10])
+ {
+ dwVtBits &= ~(VTBIT_R4|VTBIT_R8|VTBIT_CY);
+ bOverflow = TRUE;
+ break;
+ }
+ whole = whole * dblMultipliers[10];
+ multiplier10 -= 10;
+ }
+ if (multiplier10)
+ {
+ if (whole > dblMaximums[multiplier10])
+ {
+ dwVtBits &= ~(VTBIT_R4|VTBIT_R8|VTBIT_CY);
+ bOverflow = TRUE;
+ }
+ else
+ whole = whole * dblMultipliers[multiplier10];
+ }
+
+ TRACE("Scaled double value is %16.16g\n", whole);
+
+ while (divisor10 > 10)
+ {
+ if (whole < dblMinimums[10] && whole != 0)
+ {
+ dwVtBits &= ~(VTBIT_R4|VTBIT_R8|VTBIT_CY); /* Underflow */
+ bOverflow = TRUE;
+ break;
+ }
+ whole = whole / dblMultipliers[10];
+ divisor10 -= 10;
+ }
+ if (divisor10)
+ {
+ if (whole < dblMinimums[divisor10] && whole != 0)
+ {
+ dwVtBits &= ~(VTBIT_R4|VTBIT_R8|VTBIT_CY); /* Underflow */
+ bOverflow = TRUE;
+ }
+ else
+ whole = whole / dblMultipliers[divisor10];
+ }
+ if (!bOverflow)
+ TRACE("Final double value is %16.16g\n", whole);
+
+ if (dwVtBits & VTBIT_R4 &&
+ ((whole <= R4_MAX && whole >= R4_MIN) || whole == 0.0))
+ {
+ TRACE("Set R4 to final value\n");
+ V_VT(pVarDst) = VT_R4; /* Fits into a float */
+ V_R4(pVarDst) = pNumprs->dwOutFlags & NUMPRS_NEG ? -whole : whole;
+ return S_OK;
+ }
+
+ if (dwVtBits & VTBIT_R8)
+ {
+ TRACE("Set R8 to final value\n");
+ V_VT(pVarDst) = VT_R8; /* Fits into a double */
+ V_R8(pVarDst) = pNumprs->dwOutFlags & NUMPRS_NEG ? -whole : whole;
+ return S_OK;
+ }
+
+ if (dwVtBits & VTBIT_CY)
+ {
+ if (SUCCEEDED(VarCyFromR8(bNegative ? -whole : whole, &V_CY(pVarDst))))
+ {
+ V_VT(pVarDst) = VT_CY; /* Fits into a currency */
+ TRACE("Set CY to final value\n");
+ return S_OK;
+ }
+ TRACE("Value Overflows CY\n");
+ }
+ }
+
+ if (dwVtBits & VTBIT_DECIMAL)
+ {
+ int i;
+ ULONG carry;
+ ULONG64 tmp;
+ DECIMAL* pDec = &V_DECIMAL(pVarDst);
+
+ DECIMAL_SETZERO(*pDec);
+ DEC_LO32(pDec) = 0;
+
+ if (pNumprs->dwOutFlags & NUMPRS_NEG)
+ DEC_SIGN(pDec) = DECIMAL_NEG;
+ else
+ DEC_SIGN(pDec) = DECIMAL_POS;
+
+ /* Factor the significant digits */
+ for (i = 0; i < pNumprs->cDig; i++)
+ {
+ tmp = (ULONG64)DEC_LO32(pDec) * 10 + rgbDig[i];
+ carry = (ULONG)(tmp >> 32);
+ DEC_LO32(pDec) = (ULONG)(tmp & UI4_MAX);
+ tmp = (ULONG64)DEC_MID32(pDec) * 10 + carry;
+ carry = (ULONG)(tmp >> 32);
+ DEC_MID32(pDec) = (ULONG)(tmp & UI4_MAX);
+ tmp = (ULONG64)DEC_HI32(pDec) * 10 + carry;
+ DEC_HI32(pDec) = (ULONG)(tmp & UI4_MAX);
+
+ if (tmp >> 32 & UI4_MAX)
+ {
+VarNumFromParseNum_DecOverflow:
+ TRACE("Overflow\n");
+ DEC_LO32(pDec) = DEC_MID32(pDec) = DEC_HI32(pDec) = UI4_MAX;
+ return DISP_E_OVERFLOW;
+ }
+ }
+
+ /* Account for the scale of the number */
+ while (multiplier10 > 0)
+ {
+ tmp = (ULONG64)DEC_LO32(pDec) * 10;
+ carry = (ULONG)(tmp >> 32);
+ DEC_LO32(pDec) = (ULONG)(tmp & UI4_MAX);
+ tmp = (ULONG64)DEC_MID32(pDec) * 10 + carry;
+ carry = (ULONG)(tmp >> 32);
+ DEC_MID32(pDec) = (ULONG)(tmp & UI4_MAX);
+ tmp = (ULONG64)DEC_HI32(pDec) * 10 + carry;
+ DEC_HI32(pDec) = (ULONG)(tmp & UI4_MAX);
+
+ if (tmp >> 32 & UI4_MAX)
+ goto VarNumFromParseNum_DecOverflow;
+ multiplier10--;
+ }
+ DEC_SCALE(pDec) = divisor10;
+
+ V_VT(pVarDst) = VT_DECIMAL;
+ return S_OK;
+ }
+ return DISP_E_OVERFLOW; /* No more output choices */
+}
+
+/**********************************************************************
+ * VarCat [OLEAUT32.318]
+ */
+HRESULT WINAPI VarCat(LPVARIANT left, LPVARIANT right, LPVARIANT out)
+{
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),
+ debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), out);
+
+ /* Should we VariantClear out? */
+ /* Can we handle array, vector, by ref etc. */
+ if ((V_VT(left)&VT_TYPEMASK) == VT_NULL &&
+ (V_VT(right)&VT_TYPEMASK) == VT_NULL)
+ {
+ V_VT(out) = VT_NULL;
+ return S_OK;
+ }
+
+ if (V_VT(left) == VT_BSTR && V_VT(right) == VT_BSTR)
+ {
+ V_VT(out) = VT_BSTR;
+ VarBstrCat (V_BSTR(left), V_BSTR(right), &V_BSTR(out));
+ return S_OK;
+ }
+ if (V_VT(left) == VT_BSTR) {
+ VARIANT bstrvar;
+ HRESULT hres;
+
+ V_VT(out) = VT_BSTR;
+ VariantInit(&bstrvar);
+ hres = VariantChangeTypeEx(&bstrvar,right,0,0,VT_BSTR);
+ if (hres) {
+ FIXME("Failed to convert right side from vt %d to VT_BSTR?\n",V_VT(right));
+ return hres;
+ }
+ VarBstrCat (V_BSTR(left), V_BSTR(&bstrvar), &V_BSTR(out));
+ return S_OK;
+ }
+ if (V_VT(right) == VT_BSTR) {
+ VARIANT bstrvar;
+ HRESULT hres;
+
+ V_VT(out) = VT_BSTR;
+ VariantInit(&bstrvar);
+ hres = VariantChangeTypeEx(&bstrvar,left,0,0,VT_BSTR);
+ if (hres) {
+ FIXME("Failed to convert right side from vt %d to VT_BSTR?\n",V_VT(right));
+ return hres;
+ }
+ VarBstrCat (V_BSTR(&bstrvar), V_BSTR(right), &V_BSTR(out));
+ return S_OK;
+ }
+ FIXME ("types %d / %d not supported\n",V_VT(left)&VT_TYPEMASK, V_VT(right)&VT_TYPEMASK);
+ return S_OK;
+}
+
+/**********************************************************************
+ * VarCmp [OLEAUT32.176]
+ *
+ * flags can be:
+ * NORM_IGNORECASE, NORM_IGNORENONSPACE, NORM_IGNORESYMBOLS
+ * NORM_IGNOREWIDTH, NORM_IGNOREKANATYPE, NORM_IGNOREKASHIDA
+ *
+ */
+HRESULT WINAPI VarCmp(LPVARIANT left, LPVARIANT right, LCID lcid, DWORD flags)
+{
+ BOOL lOk = TRUE;
+ BOOL rOk = TRUE;
+ LONGLONG lVal = -1;
+ LONGLONG rVal = -1;
+ VARIANT rv,lv;
+ DWORD xmask;
+ HRESULT rc;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),0x%08lx,0x%08lx)\n", left, debugstr_VT(left),
+ debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), lcid, flags);
+
+ VariantInit(&lv);VariantInit(&rv);
+ V_VT(right) &= ~0x8000; /* hack since we sometime get this flag. */
+ V_VT(left) &= ~0x8000; /* hack since we sometime get this flag. */
+
+ /* If either are null, then return VARCMP_NULL */
+ if ((V_VT(left)&VT_TYPEMASK) == VT_NULL ||
+ (V_VT(right)&VT_TYPEMASK) == VT_NULL)
+ return VARCMP_NULL;
+
+ /* Strings - use VarBstrCmp */
+ if ((V_VT(left)&VT_TYPEMASK) == VT_BSTR &&
+ (V_VT(right)&VT_TYPEMASK) == VT_BSTR) {
+ return VarBstrCmp(V_BSTR(left), V_BSTR(right), lcid, flags);
+ }
+
+ xmask = (1<<(V_VT(left)&VT_TYPEMASK))|(1<<(V_VT(right)&VT_TYPEMASK));
+ if (xmask & VTBIT_R8) {
+ rc = VariantChangeType(&lv,left,0,VT_R8);
+ if (FAILED(rc)) return rc;
+ rc = VariantChangeType(&rv,right,0,VT_R8);
+ if (FAILED(rc)) return rc;
+
+ if (V_R8(&lv) == V_R8(&rv)) return VARCMP_EQ;
+ if (V_R8(&lv) < V_R8(&rv)) return VARCMP_LT;
+ if (V_R8(&lv) > V_R8(&rv)) return VARCMP_GT;
+ return E_FAIL; /* can't get here */
+ }
+ if (xmask & VTBIT_R4) {
+ rc = VariantChangeType(&lv,left,0,VT_R4);
+ if (FAILED(rc)) return rc;
+ rc = VariantChangeType(&rv,right,0,VT_R4);
+ if (FAILED(rc)) return rc;
+
+ if (V_R4(&lv) == V_R4(&rv)) return VARCMP_EQ;
+ if (V_R4(&lv) < V_R4(&rv)) return VARCMP_LT;
+ if (V_R4(&lv) > V_R4(&rv)) return VARCMP_GT;
+ return E_FAIL; /* can't get here */
+ }
+
+ /* Integers - Ideally like to use VarDecCmp, but no Dec support yet
+ Use LONGLONG to maximize ranges */
+ lOk = TRUE;
+ switch (V_VT(left)&VT_TYPEMASK) {
+ case VT_I1 : lVal = V_I1(left); break;
+ case VT_I2 : lVal = V_I2(left); break;
+ case VT_I4 :
+ case VT_INT : lVal = V_I4(left); break;
+ case VT_UI1 : lVal = V_UI1(left); break;
+ case VT_UI2 : lVal = V_UI2(left); break;
+ case VT_UI4 :
+ case VT_UINT : lVal = V_UI4(left); break;
+ case VT_BOOL : lVal = V_BOOL(left); break;
+ default: lOk = FALSE;
+ }
+
+ rOk = TRUE;
+ switch (V_VT(right)&VT_TYPEMASK) {
+ case VT_I1 : rVal = V_I1(right); break;
+ case VT_I2 : rVal = V_I2(right); break;
+ case VT_I4 :
+ case VT_INT : rVal = V_I4(right); break;
+ case VT_UI1 : rVal = V_UI1(right); break;
+ case VT_UI2 : rVal = V_UI2(right); break;
+ case VT_UI4 :
+ case VT_UINT : rVal = V_UI4(right); break;
+ case VT_BOOL : rVal = V_BOOL(right); break;
+ default: rOk = FALSE;
+ }
+
+ if (lOk && rOk) {
+ if (lVal < rVal) {
+ return VARCMP_LT;
+ } else if (lVal > rVal) {
+ return VARCMP_GT;
+ } else {
+ return VARCMP_EQ;
+ }
+ }
+
+ /* Strings - use VarBstrCmp */
+ if ((V_VT(left)&VT_TYPEMASK) == VT_DATE &&
+ (V_VT(right)&VT_TYPEMASK) == VT_DATE) {
+
+ if (floor(V_DATE(left)) == floor(V_DATE(right))) {
+ /* Due to floating point rounding errors, calculate varDate in whole numbers) */
+ double wholePart = 0.0;
+ double leftR;
+ double rightR;
+
+ /* Get the fraction * 24*60*60 to make it into whole seconds */
+ wholePart = (double) floor( V_DATE(left) );
+ if (wholePart == 0) wholePart = 1;
+ leftR = floor(fmod( V_DATE(left), wholePart ) * (24*60*60));
+
+ wholePart = (double) floor( V_DATE(right) );
+ if (wholePart == 0) wholePart = 1;
+ rightR = floor(fmod( V_DATE(right), wholePart ) * (24*60*60));
+
+ if (leftR < rightR) {
+ return VARCMP_LT;
+ } else if (leftR > rightR) {
+ return VARCMP_GT;
+ } else {
+ return VARCMP_EQ;
+ }
+
+ } else if (V_DATE(left) < V_DATE(right)) {
+ return VARCMP_LT;
+ } else if (V_DATE(left) > V_DATE(right)) {
+ return VARCMP_GT;
+ }
+ }
+ FIXME("VarCmp partial implementation, doesn't support vt 0x%x / 0x%x\n",V_VT(left), V_VT(right));
+ return E_FAIL;
+}
+
+/**********************************************************************
+ * VarAnd [OLEAUT32.142]
+ *
+ */
+HRESULT WINAPI VarAnd(LPVARIANT left, LPVARIANT right, LPVARIANT result)
+{
+ HRESULT rc = E_FAIL;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),
+ debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);
+
+ if ((V_VT(left)&VT_TYPEMASK) == VT_BOOL &&
+ (V_VT(right)&VT_TYPEMASK) == VT_BOOL) {
+
+ V_VT(result) = VT_BOOL;
+ if (V_BOOL(left) && V_BOOL(right)) {
+ V_BOOL(result) = VARIANT_TRUE;
+ } else {
+ V_BOOL(result) = VARIANT_FALSE;
+ }
+ rc = S_OK;
+
+ } else {
+ /* Integers */
+ BOOL lOk = TRUE;
+ BOOL rOk = TRUE;
+ LONGLONG lVal = -1;
+ LONGLONG rVal = -1;
+ LONGLONG res = -1;
+ int resT = 0; /* Testing has shown I2 & I2 == I2, all else
+ becomes I4, even unsigned ints (incl. UI2) */
+
+ lOk = TRUE;
+ switch (V_VT(left)&VT_TYPEMASK) {
+ case VT_I1 : lVal = V_I1(left); resT=VT_I4; break;
+ case VT_I2 : lVal = V_I2(left); resT=VT_I2; break;
+ case VT_I4 :
+ case VT_INT : lVal = V_I4(left); resT=VT_I4; break;
+ case VT_UI1 : lVal = V_UI1(left); resT=VT_I4; break;
+ case VT_UI2 : lVal = V_UI2(left); resT=VT_I4; break;
+ case VT_UI4 :
+ case VT_UINT : lVal = V_UI4(left); resT=VT_I4; break;
+ case VT_BOOL : rVal = V_BOOL(left); resT=VT_I4; break;
+ default: lOk = FALSE;
+ }
+
+ rOk = TRUE;
+ switch (V_VT(right)&VT_TYPEMASK) {
+ case VT_I1 : rVal = V_I1(right); resT=VT_I4; break;
+ case VT_I2 : rVal = V_I2(right); resT=max(VT_I2, resT); break;
+ case VT_I4 :
+ case VT_INT : rVal = V_I4(right); resT=VT_I4; break;
+ case VT_UI1 : rVal = V_UI1(right); resT=VT_I4; break;
+ case VT_UI2 : rVal = V_UI2(right); resT=VT_I4; break;
+ case VT_UI4 :
+ case VT_UINT : rVal = V_UI4(right); resT=VT_I4; break;
+ case VT_BOOL : rVal = V_BOOL(right); resT=VT_I4; break;
+ default: rOk = FALSE;
+ }
+
+ if (lOk && rOk) {
+ res = (lVal & rVal);
+ V_VT(result) = resT;
+ switch (resT) {
+ case VT_I2 : V_I2(result) = res; break;
+ case VT_I4 : V_I4(result) = res; break;
+ default:
+ FIXME("Unexpected result variant type %x\n", resT);
+ V_I4(result) = res;
+ }
+ rc = S_OK;
+
+ } else {
+ FIXME("VarAnd stub\n");
+ }
+ }
+
+ TRACE("returning 0x%8lx (%s%s),%ld\n", rc, debugstr_VT(result),
+ debugstr_VF(result), V_VT(result) == VT_I4 ? V_I4(result) : V_I2(result));
+ return rc;
+}
+
+/**********************************************************************
+ * VarAdd [OLEAUT32.141]
+ * FIXME: From MSDN: If ... Then
+ * Both expressions are of the string type Concatenated.
+ * One expression is a string type and the other a character Addition.
+ * One expression is numeric and the other is a string Addition.
+ * Both expressions are numeric Addition.
+ * Either expression is NULL NULL is returned.
+ * Both expressions are empty Integer subtype is returned.
+ *
+ */
+HRESULT WINAPI VarAdd(LPVARIANT left, LPVARIANT right, LPVARIANT result)
+{
+ HRESULT rc = E_FAIL;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),
+ debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);
+
+ if ((V_VT(left)&VT_TYPEMASK) == VT_EMPTY)
+ return VariantCopy(result,right);
+
+ if ((V_VT(right)&VT_TYPEMASK) == VT_EMPTY)
+ return VariantCopy(result,left);
+
+ /* check if we add doubles */
+ if (((V_VT(left)&VT_TYPEMASK) == VT_R8) || ((V_VT(right)&VT_TYPEMASK) == VT_R8)) {
+ BOOL lOk = TRUE;
+ BOOL rOk = TRUE;
+ double lVal = -1;
+ double rVal = -1;
+ double res = -1;
+
+ lOk = TRUE;
+ switch (V_VT(left)&VT_TYPEMASK) {
+ case VT_I1 : lVal = V_I1(left); break;
+ case VT_I2 : lVal = V_I2(left); break;
+ case VT_I4 :
+ case VT_INT : lVal = V_I4(left); break;
+ case VT_UI1 : lVal = V_UI1(left); break;
+ case VT_UI2 : lVal = V_UI2(left); break;
+ case VT_UI4 :
+ case VT_UINT : lVal = V_UI4(left); break;
+ case VT_R4 : lVal = V_R4(left); break;
+ case VT_R8 : lVal = V_R8(left); break;
+ case VT_NULL : lVal = 0.0; break;
+ default: lOk = FALSE;
+ }
+
+ rOk = TRUE;
+ switch (V_VT(right)&VT_TYPEMASK) {
+ case VT_I1 : rVal = V_I1(right); break;
+ case VT_I2 : rVal = V_I2(right); break;
+ case VT_I4 :
+ case VT_INT : rVal = V_I4(right); break;
+ case VT_UI1 : rVal = V_UI1(right); break;
+ case VT_UI2 : rVal = V_UI2(right); break;
+ case VT_UI4 :
+ case VT_UINT : rVal = V_UI4(right); break;
+ case VT_R4 : rVal = V_R4(right);break;
+ case VT_R8 : rVal = V_R8(right);break;
+ case VT_NULL : rVal = 0.0; break;
+ default: rOk = FALSE;
+ }
+
+ if (lOk && rOk) {
+ res = (lVal + rVal);
+ V_VT(result) = VT_R8;
+ V_R8(result) = res;
+ rc = S_OK;
+ } else {
+ FIXME("Unhandled type pair %d / %d in double addition.\n",
+ (V_VT(left)&VT_TYPEMASK),
+ (V_VT(right)&VT_TYPEMASK)
+ );
+ }
+ return rc;
+ }
+
+ /* now check if we add floats. VT_R8 can no longer happen here! */
+ if (((V_VT(left)&VT_TYPEMASK) == VT_R4) || ((V_VT(right)&VT_TYPEMASK) == VT_R4)) {
+ BOOL lOk = TRUE;
+ BOOL rOk = TRUE;
+ float lVal = -1;
+ float rVal = -1;
+ float res = -1;
+
+ lOk = TRUE;
+ switch (V_VT(left)&VT_TYPEMASK) {
+ case VT_I1 : lVal = V_I1(left); break;
+ case VT_I2 : lVal = V_I2(left); break;
+ case VT_I4 :
+ case VT_INT : lVal = V_I4(left); break;
+ case VT_UI1 : lVal = V_UI1(left); break;
+ case VT_UI2 : lVal = V_UI2(left); break;
+ case VT_UI4 :
+ case VT_UINT : lVal = V_UI4(left); break;
+ case VT_R4 : lVal = V_R4(left); break;
+ case VT_NULL : lVal = 0.0; break;
+ default: lOk = FALSE;
+ }
+
+ rOk = TRUE;
+ switch (V_VT(right)&VT_TYPEMASK) {
+ case VT_I1 : rVal = V_I1(right); break;
+ case VT_I2 : rVal = V_I2(right); break;
+ case VT_I4 :
+ case VT_INT : rVal = V_I4(right); break;
+ case VT_UI1 : rVal = V_UI1(right); break;
+ case VT_UI2 : rVal = V_UI2(right); break;
+ case VT_UI4 :
+ case VT_UINT : rVal = V_UI4(right); break;
+ case VT_R4 : rVal = V_R4(right);break;
+ case VT_NULL : rVal = 0.0; break;
+ default: rOk = FALSE;
+ }
+
+ if (lOk && rOk) {
+ res = (lVal + rVal);
+ V_VT(result) = VT_R4;
+ V_R4(result) = res;
+ rc = S_OK;
+ } else {
+ FIXME("Unhandled type pair %d / %d in float addition.\n",
+ (V_VT(left)&VT_TYPEMASK),
+ (V_VT(right)&VT_TYPEMASK)
+ );
+ }
+ return rc;
+ }
+
+ /* Handle strings as concat */
+ if ((V_VT(left)&VT_TYPEMASK) == VT_BSTR &&
+ (V_VT(right)&VT_TYPEMASK) == VT_BSTR) {
+ V_VT(result) = VT_BSTR;
+ return VarBstrCat(V_BSTR(left), V_BSTR(right), &V_BSTR(result));
+ } else {
+
+ /* Integers */
+ BOOL lOk = TRUE;
+ BOOL rOk = TRUE;
+ LONGLONG lVal = -1;
+ LONGLONG rVal = -1;
+ LONGLONG res = -1;
+ int resT = 0; /* Testing has shown I2 + I2 == I2, all else
+ becomes I4 */
+
+ lOk = TRUE;
+ switch (V_VT(left)&VT_TYPEMASK) {
+ case VT_I1 : lVal = V_I1(left); resT=VT_I4; break;
+ case VT_I2 : lVal = V_I2(left); resT=VT_I2; break;
+ case VT_I4 :
+ case VT_INT : lVal = V_I4(left); resT=VT_I4; break;
+ case VT_UI1 : lVal = V_UI1(left); resT=VT_I4; break;
+ case VT_UI2 : lVal = V_UI2(left); resT=VT_I4; break;
+ case VT_UI4 :
+ case VT_UINT : lVal = V_UI4(left); resT=VT_I4; break;
+ case VT_NULL : lVal = 0; resT = VT_I4; break;
+ default: lOk = FALSE;
+ }
+
+ rOk = TRUE;
+ switch (V_VT(right)&VT_TYPEMASK) {
+ case VT_I1 : rVal = V_I1(right); resT=VT_I4; break;
+ case VT_I2 : rVal = V_I2(right); resT=max(VT_I2, resT); break;
+ case VT_I4 :
+ case VT_INT : rVal = V_I4(right); resT=VT_I4; break;
+ case VT_UI1 : rVal = V_UI1(right); resT=VT_I4; break;
+ case VT_UI2 : rVal = V_UI2(right); resT=VT_I4; break;
+ case VT_UI4 :
+ case VT_UINT : rVal = V_UI4(right); resT=VT_I4; break;
+ case VT_NULL : rVal = 0; resT=VT_I4; break;
+ default: rOk = FALSE;
+ }
+
+ if (lOk && rOk) {
+ res = (lVal + rVal);
+ V_VT(result) = resT;
+ switch (resT) {
+ case VT_I2 : V_I2(result) = res; break;
+ case VT_I4 : V_I4(result) = res; break;
+ default:
+ FIXME("Unexpected result variant type %x\n", resT);
+ V_I4(result) = res;
+ }
+ rc = S_OK;
+
+ } else {
+ FIXME("unimplemented part (0x%x + 0x%x)\n",V_VT(left), V_VT(right));
+ }
+ }
+
+ TRACE("returning 0x%8lx (%s%s),%ld\n", rc, debugstr_VT(result),
+ debugstr_VF(result), V_VT(result) == VT_I4 ? V_I4(result) : V_I2(result));
+ return rc;
+}
+
+/**********************************************************************
+ * VarMul [OLEAUT32.156]
+ *
+ * Multiply two variants.
+ *
+ * PARAMS
+ * left [I] First variant
+ * right [I] Second variant
+ * result [O] Result variant
+ *
+ * RETURNS
+ * Success: S_OK.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * Native VarMul up to and including WinXP dosn't like as input variants
+ * I1, UI2, UI4, UI8, INT and UINT. But it can multiply apples with oranges.
+ *
+ * Native VarMul dosn't check for NULL in/out pointers and crashes. We do the
+ * same here.
+ *
+ * FIXME
+ * Overflow checking for R8 (double) overflow. Return DISP_E_OVERFLOW in that
+ * case.
+ */
+HRESULT WINAPI VarMul(LPVARIANT left, LPVARIANT right, LPVARIANT result)
+{
+ HRESULT hres;
+ VARTYPE lvt, rvt, resvt, tvt;
+ VARIANT lv, rv, tv;
+ double r8res;
+
+ /* Variant priority for coercion. Sorted from lowest to highest.
+ VT_ERROR shows an invalid input variant type. */
+ enum coerceprio { vt_UI1 = 0, vt_I2, vt_I4, vt_I8, vt_CY, vt_R4, vt_R8,
+ vt_DECIMAL, vt_NULL, vt_ERROR };
+ /* Mapping from priority to variant type. Keep in sync with coerceprio! */
+ VARTYPE prio2vt[] = { VT_UI1, VT_I2, VT_I4, VT_I8, VT_CY, VT_R4, VT_R8,
+ VT_DECIMAL, VT_NULL, VT_ERROR };
+
+ /* Mapping for coercion from input variant to priority of result variant. */
+ static VARTYPE coerce[] = {
+ /* VT_EMPTY, VT_NULL, VT_I2, VT_I4, VT_R4 */
+ vt_UI1, vt_NULL, vt_I2, vt_I4, vt_R4,
+ /* VT_R8, VT_CY, VT_DATE, VT_BSTR, VT_DISPATCH */
+ vt_R8, vt_CY, vt_R8, vt_R8, vt_ERROR,
+ /* VT_ERROR, VT_BOOL, VT_VARIANT, VT_UNKNOWN, VT_DECIMAL */
+ vt_ERROR, vt_I2, vt_ERROR, vt_ERROR, vt_DECIMAL,
+ /* 15, VT_I1, VT_UI1, VT_UI2, VT_UI4 VT_I8 */
+ vt_ERROR, vt_ERROR, vt_UI1, vt_ERROR, vt_ERROR, vt_I8
+ };
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),
+ debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right),
+ result);
+
+ VariantInit(&lv);
+ VariantInit(&rv);
+ VariantInit(&tv);
+ lvt = V_VT(left)&VT_TYPEMASK;
+ rvt = V_VT(right)&VT_TYPEMASK;
+
+ /* If we have any flag set (VT_ARRAY, VT_VECTOR, etc.) bail out.
+ Same for any input variant type > VT_I8 */
+ if (V_VT(left) & ~VT_TYPEMASK || V_VT(right) & ~VT_TYPEMASK ||
+ lvt > VT_I8 || rvt > VT_I8) {
+ hres = DISP_E_BADVARTYPE;
+ goto end;
+ }
+
+ /* Determine the variant type to coerce to. */
+ if (coerce[lvt] > coerce[rvt]) {
+ resvt = prio2vt[coerce[lvt]];
+ tvt = prio2vt[coerce[rvt]];
+ } else {
+ resvt = prio2vt[coerce[rvt]];
+ tvt = prio2vt[coerce[lvt]];
+ }
+
+ /* Special cases where the result variant type is defined by both
+ input variants and not only that with the highest priority */
+ if (resvt == VT_R4 && (tvt == VT_CY || tvt == VT_I8 || tvt == VT_I4))
+ resvt = VT_R8;
+ if (lvt == VT_EMPTY && rvt == VT_EMPTY)
+ resvt = VT_I2;
+
+ /* For overflow detection use the biggest compatible type for the
+ multiplication */
+ switch (resvt) {
+ case VT_ERROR:
+ hres = DISP_E_BADVARTYPE;
+ goto end;
+ case VT_NULL:
+ hres = S_OK;
+ V_VT(result) = VT_NULL;
+ goto end;
+ case VT_UI1:
+ case VT_I2:
+ case VT_I4:
+ case VT_I8:
+ tvt = VT_I8;
+ break;
+ case VT_R4:
+ tvt = VT_R8;
+ break;
+ default:
+ tvt = resvt;
+ }
+
+ /* Now coerce the variants */
+ hres = VariantChangeType(&lv, left, 0, tvt);
+ if (FAILED(hres))
+ goto end;
+ hres = VariantChangeType(&rv, right, 0, tvt);
+ if (FAILED(hres))
+ goto end;
+
+ /* Do the math */
+ hres = S_OK;
+ V_VT(&tv) = tvt;
+ V_VT(result) = resvt;
+ switch (tvt) {
+ case VT_DECIMAL:
+ hres = VarDecMul(&V_DECIMAL(&lv), &V_DECIMAL(&rv),
+ &V_DECIMAL(result));
+ goto end;
+ case VT_CY:
+ hres = VarCyMul(V_CY(&lv), V_CY(&rv), &V_CY(result));
+ goto end;
+ case VT_I8:
+ /* Overflow detection */
+ r8res = (double)V_I8(&lv) * (double)V_I8(&rv);
+ if (r8res > (double)I8_MAX || r8res < (double)I8_MIN) {
+ V_VT(result) = VT_R8;
+ V_R8(result) = r8res;
+ goto end;
+ } else
+ V_I8(&tv) = V_I8(&lv) * V_I8(&rv);
+ break;
+ case VT_R8:
+ /* FIXME: overflow detection */
+ V_R8(&tv) = V_R8(&lv) * V_R8(&rv);
+ break;
+ default:
+ ERR("We shouldn't get here! tvt = %d!\n", tvt);
+ break;
+ }
+ if (rvt != tvt) {
+ while ((hres = VariantChangeType(result, &tv, 0, resvt)) != S_OK) {
+ /* Overflow! Change to the vartype with the next higher priority */
+ resvt = prio2vt[coerce[resvt] + 1];
+ }
+ } else
+ hres = VariantCopy(result, &tv);
+
+end:
+ if (hres != S_OK) {
+ V_VT(result) = VT_EMPTY;
+ V_I4(result) = 0; /* No V_EMPTY */
+ }
+ VariantClear(&lv);
+ VariantClear(&rv);
+ VariantClear(&tv);
+ TRACE("returning 0x%8lx (variant type %s)\n", hres, debugstr_VT(result));
+ return hres;
+}
+
+/**********************************************************************
+ * VarDiv [OLEAUT32.143]
+ *
+ */
+HRESULT WINAPI VarDiv(LPVARIANT left, LPVARIANT right, LPVARIANT result)
+{
+ HRESULT rc = E_FAIL;
+ VARTYPE lvt,rvt,resvt;
+ VARIANT lv,rv;
+ BOOL found;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),
+ debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);
+
+ VariantInit(&lv);VariantInit(&rv);
+ lvt = V_VT(left)&VT_TYPEMASK;
+ rvt = V_VT(right)&VT_TYPEMASK;
+ found = FALSE;resvt = VT_VOID;
+ if (((1<<lvt) | (1<<rvt)) & (VTBIT_R4|VTBIT_R8)) {
+ found = TRUE;
+ resvt = VT_R8;
+ }
+ if (!found && (((1<<lvt) | (1<<rvt)) & (VTBIT_I1|VTBIT_I2|VTBIT_UI1|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|(1<<VT_INT)|(1<<VT_UINT)))) {
+ found = TRUE;
+ resvt = VT_I4;
+ }
+ if (!found) {
+ FIXME("can't expand vt %d vs %d to a target type.\n",lvt,rvt);
+ return E_FAIL;
+ }
+ rc = VariantChangeType(&lv, left, 0, resvt);
+ if (FAILED(rc)) {
+ FIXME("Could not convert 0x%x to %d?\n",V_VT(left),resvt);
+ return rc;
+ }
+ rc = VariantChangeType(&rv, right, 0, resvt);
+ if (FAILED(rc)) {
+ FIXME("Could not convert 0x%x to %d?\n",V_VT(right),resvt);
+ return rc;
+ }
+ switch (resvt) {
+ case VT_R8:
+ if (V_R8(&rv) == 0) return DISP_E_DIVBYZERO;
+ V_VT(result) = resvt;
+ V_R8(result) = V_R8(&lv) / V_R8(&rv);
+ rc = S_OK;
+ break;
+ case VT_I4:
+ if (V_I4(&rv) == 0) return DISP_E_DIVBYZERO;
+ V_VT(result) = resvt;
+ V_I4(result) = V_I4(&lv) / V_I4(&rv);
+ rc = S_OK;
+ break;
+ }
+ TRACE("returning 0x%8lx (%s%s),%g\n", rc, debugstr_VT(result),
+ debugstr_VF(result), V_VT(result) == VT_R8 ? V_R8(result) : (double)V_I4(result));
+ return rc;
+}
+
+/**********************************************************************
+ * VarSub [OLEAUT32.159]
+ *
+ */
+HRESULT WINAPI VarSub(LPVARIANT left, LPVARIANT right, LPVARIANT result)
+{
+ HRESULT rc = E_FAIL;
+ VARTYPE lvt,rvt,resvt;
+ VARIANT lv,rv;
+ BOOL found;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),
+ debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);
+
+ VariantInit(&lv);VariantInit(&rv);
+ lvt = V_VT(left)&VT_TYPEMASK;
+ rvt = V_VT(right)&VT_TYPEMASK;
+ found = FALSE;resvt = VT_VOID;
+ if (((1<<lvt) | (1<<rvt)) & ((1<<VT_DATE)|(1<<VT_R4)|(1<<VT_R8))) {
+ found = TRUE;
+ resvt = VT_R8;
+ }
+ if (!found && (((1<<lvt) | (1<<rvt)) & (VTBIT_I1|VTBIT_I2|VTBIT_UI1|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|(1<<VT_INT)|(1<<VT_UINT)))) {
+ found = TRUE;
+ resvt = VT_I4;
+ }
+ if (!found) {
+ FIXME("can't expand vt %d vs %d to a target type.\n",lvt,rvt);
+ return E_FAIL;
+ }
+ rc = VariantChangeType(&lv, left, 0, resvt);
+ if (FAILED(rc)) {
+ FIXME("Could not convert 0x%x to %d?\n",V_VT(left),resvt);
+ return rc;
+ }
+ rc = VariantChangeType(&rv, right, 0, resvt);
+ if (FAILED(rc)) {
+ FIXME("Could not convert 0x%x to %d?\n",V_VT(right),resvt);
+ return rc;
+ }
+ switch (resvt) {
+ case VT_R8:
+ V_VT(result) = resvt;
+ V_R8(result) = V_R8(&lv) - V_R8(&rv);
+ rc = S_OK;
+ break;
+ case VT_I4:
+ V_VT(result) = resvt;
+ V_I4(result) = V_I4(&lv) - V_I4(&rv);
+ rc = S_OK;
+ break;
+ }
+ TRACE("returning 0x%8lx (%s%s),%g\n", rc, debugstr_VT(result),
+ debugstr_VF(result), V_VT(result) == VT_R8 ? V_R8(result) : (double)V_I4(result));
+ return rc;
+}
+
+/**********************************************************************
+ * VarOr [OLEAUT32.157]
+ *
+ * Perform a logical or (OR) operation on two variants.
+ *
+ * PARAMS
+ * pVarLeft [I] First variant
+ * pVarRight [I] Variant to OR with pVarLeft
+ * pVarOut [O] Destination for OR result
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the result of the operation with its type
+ * taken from the table listed under VarXor().
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * See the Notes section of VarXor() for further information.
+ */
+HRESULT WINAPI VarOr(LPVARIANT pVarLeft, LPVARIANT pVarRight, LPVARIANT pVarOut)
+{
+ VARTYPE vt = VT_I4;
+ VARIANT varLeft, varRight, varStr;
+ HRESULT hRet;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft, debugstr_VT(pVarLeft),
+ debugstr_VF(pVarLeft), pVarRight, debugstr_VT(pVarRight),
+ debugstr_VF(pVarRight), pVarOut);
+
+ if (V_EXTRA_TYPE(pVarLeft) || V_EXTRA_TYPE(pVarRight) ||
+ V_VT(pVarLeft) == VT_UNKNOWN || V_VT(pVarRight) == VT_UNKNOWN ||
+ V_VT(pVarLeft) == VT_DISPATCH || V_VT(pVarRight) == VT_DISPATCH ||
+ V_VT(pVarLeft) == VT_RECORD || V_VT(pVarRight) == VT_RECORD)
+ return DISP_E_BADVARTYPE;
+
+ V_VT(&varLeft) = V_VT(&varRight) = V_VT(&varStr) = VT_EMPTY;
+
+ if (V_VT(pVarLeft) == VT_NULL || V_VT(pVarRight) == VT_NULL)
+ {
+ /* NULL OR Zero is NULL, NULL OR value is value */
+ if (V_VT(pVarLeft) == VT_NULL)
+ pVarLeft = pVarRight; /* point to the non-NULL var */
+
+ V_VT(pVarOut) = VT_NULL;
+ V_I4(pVarOut) = 0;
+
+ switch (V_VT(pVarLeft))
+ {
+ case VT_DATE: case VT_R8:
+ if (V_R8(pVarLeft))
+ goto VarOr_AsEmpty;
+ return S_OK;
+ case VT_BOOL:
+ if (V_BOOL(pVarLeft))
+ *pVarOut = *pVarLeft;
+ return S_OK;
+ case VT_I2: case VT_UI2:
+ if (V_I2(pVarLeft))
+ goto VarOr_AsEmpty;
+ return S_OK;
+ case VT_I1:
+ if (V_I1(pVarLeft))
+ goto VarOr_AsEmpty;
+ return S_OK;
+ case VT_UI1:
+ if (V_UI1(pVarLeft))
+ *pVarOut = *pVarLeft;
+ return S_OK;
+ case VT_R4:
+ if (V_R4(pVarLeft))
+ goto VarOr_AsEmpty;
+ return S_OK;
+ case VT_I4: case VT_UI4: case VT_INT: case VT_UINT:
+ if (V_I4(pVarLeft))
+ goto VarOr_AsEmpty;
+ return S_OK;
+ case VT_CY:
+ if (V_CY(pVarLeft).int64)
+ goto VarOr_AsEmpty;
+ return S_OK;
+ case VT_I8: case VT_UI8:
+ if (V_I8(pVarLeft))
+ goto VarOr_AsEmpty;
+ return S_OK;
+ case VT_DECIMAL:
+ if (DEC_HI32(&V_DECIMAL(pVarLeft)) || DEC_LO64(&V_DECIMAL(pVarLeft)))
+ goto VarOr_AsEmpty;
+ return S_OK;
+ case VT_BSTR:
+ {
+ VARIANT_BOOL b;
+
+ if (!V_BSTR(pVarLeft))
+ return DISP_E_BADVARTYPE;
+
+ hRet = VarBoolFromStr(V_BSTR(pVarLeft), LOCALE_USER_DEFAULT, VAR_LOCALBOOL, &b);
+ if (SUCCEEDED(hRet) && b)
+ {
+ V_VT(pVarOut) = VT_BOOL;
+ V_BOOL(pVarOut) = b;
+ }
+ return hRet;
+ }
+ case VT_NULL: case VT_EMPTY:
+ V_VT(pVarOut) = VT_NULL;
+ return S_OK;
+ default:
+ return DISP_E_BADVARTYPE;
+ }
+ }
+
+ if (V_VT(pVarLeft) == VT_EMPTY || V_VT(pVarRight) == VT_EMPTY)
+ {
+ if (V_VT(pVarLeft) == VT_EMPTY)
+ pVarLeft = pVarRight; /* point to the non-EMPTY var */
+
+VarOr_AsEmpty:
+ /* Since one argument is empty (0), OR'ing it with the other simply
+ * gives the others value (as 0|x => x). So just convert the other
+ * argument to the required result type.
+ */
+ switch (V_VT(pVarLeft))
+ {
+ case VT_BSTR:
+ if (!V_BSTR(pVarLeft))
+ return DISP_E_BADVARTYPE;
+
+ hRet = VariantCopy(&varStr, pVarLeft);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+ pVarLeft = &varStr;
+ hRet = VariantChangeType(pVarLeft, pVarLeft, 0, VT_BOOL);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+ /* Fall Through ... */
+ case VT_EMPTY: case VT_UI1: case VT_BOOL: case VT_I2:
+ V_VT(pVarOut) = VT_I2;
+ break;
+ case VT_DATE: case VT_CY: case VT_DECIMAL: case VT_R4: case VT_R8:
+ case VT_I1: case VT_UI2: case VT_I4: case VT_UI4:
+ case VT_INT: case VT_UINT: case VT_UI8:
+ V_VT(pVarOut) = VT_I4;
+ break;
+ case VT_I8:
+ V_VT(pVarOut) = VT_I8;
+ break;
+ default:
+ return DISP_E_BADVARTYPE;
+ }
+ hRet = VariantCopy(&varLeft, pVarLeft);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+ pVarLeft = &varLeft;
+ hRet = VariantChangeType(pVarOut, pVarLeft, 0, V_VT(pVarOut));
+ goto VarOr_Exit;
+ }
+
+ if (V_VT(pVarLeft) == VT_BOOL && V_VT(pVarRight) == VT_BOOL)
+ {
+ V_VT(pVarOut) = VT_BOOL;
+ V_BOOL(pVarOut) = V_BOOL(pVarLeft) | V_BOOL(pVarRight);
+ return S_OK;
+ }
+
+ if (V_VT(pVarLeft) == VT_UI1 && V_VT(pVarRight) == VT_UI1)
+ {
+ V_VT(pVarOut) = VT_UI1;
+ V_UI1(pVarOut) = V_UI1(pVarLeft) | V_UI1(pVarRight);
+ return S_OK;
+ }
+
+ if (V_VT(pVarLeft) == VT_BSTR)
+ {
+ hRet = VariantCopy(&varStr, pVarLeft);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+ pVarLeft = &varStr;
+ hRet = VariantChangeType(pVarLeft, pVarLeft, 0, VT_BOOL);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+ }
+
+ if (V_VT(pVarLeft) == VT_BOOL &&
+ (V_VT(pVarRight) == VT_BOOL || V_VT(pVarRight) == VT_BSTR))
+ {
+ vt = VT_BOOL;
+ }
+ else if ((V_VT(pVarLeft) == VT_BOOL || V_VT(pVarLeft) == VT_UI1 ||
+ V_VT(pVarLeft) == VT_I2 || V_VT(pVarLeft) == VT_BSTR) &&
+ (V_VT(pVarRight) == VT_BOOL || V_VT(pVarRight) == VT_UI1 ||
+ V_VT(pVarRight) == VT_I2 || V_VT(pVarRight) == VT_BSTR))
+ {
+ vt = VT_I2;
+ }
+ else if (V_VT(pVarLeft) == VT_I8 || V_VT(pVarRight) == VT_I8)
+ {
+ if (V_VT(pVarLeft) == VT_INT || V_VT(pVarRight) == VT_INT)
+ return DISP_E_TYPEMISMATCH;
+ vt = VT_I8;
+ }
+
+ hRet = VariantCopy(&varLeft, pVarLeft);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+
+ hRet = VariantCopy(&varRight, pVarRight);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+
+ if (vt == VT_I4 && V_VT(&varLeft) == VT_UI4)
+ V_VT(&varLeft) = VT_I4; /* Don't overflow */
+ else
+ {
+ double d;
+
+ if (V_VT(&varLeft) == VT_BSTR &&
+ FAILED(VarR8FromStr(V_BSTR(&varLeft), LOCALE_USER_DEFAULT, 0, &d)))
+ hRet = VariantChangeType(&varLeft, &varLeft, VARIANT_LOCALBOOL, VT_BOOL);
+ if (SUCCEEDED(hRet) && V_VT(&varLeft) != vt)
+ hRet = VariantChangeType(&varLeft, &varLeft, 0, vt);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+ }
+
+ if (vt == VT_I4 && V_VT(&varRight) == VT_UI4)
+ V_VT(&varRight) = VT_I4; /* Don't overflow */
+ else
+ {
+ double d;
+
+ if (V_VT(&varRight) == VT_BSTR &&
+ FAILED(VarR8FromStr(V_BSTR(&varRight), LOCALE_USER_DEFAULT, 0, &d)))
+ hRet = VariantChangeType(&varRight, &varRight, VARIANT_LOCALBOOL, VT_BOOL);
+ if (SUCCEEDED(hRet) && V_VT(&varRight) != vt)
+ hRet = VariantChangeType(&varRight, &varRight, 0, vt);
+ if (FAILED(hRet))
+ goto VarOr_Exit;
+ }
+
+ V_VT(pVarOut) = vt;
+ if (vt == VT_I8)
+ {
+ V_I8(pVarOut) = V_I8(&varLeft) | V_I8(&varRight);
+ }
+ else if (vt == VT_I4)
+ {
+ V_I4(pVarOut) = V_I4(&varLeft) | V_I4(&varRight);
+ }
+ else
+ {
+ V_I2(pVarOut) = V_I2(&varLeft) | V_I2(&varRight);
+ }
+
+VarOr_Exit:
+ VariantClear(&varStr);
+ VariantClear(&varLeft);
+ VariantClear(&varRight);
+ return hRet;
+}
+
+/**********************************************************************
+ * VarAbs [OLEAUT32.168]
+ *
+ * Convert a variant to its absolute value.
+ *
+ * PARAMS
+ * pVarIn [I] Source variant
+ * pVarOut [O] Destination for converted value
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the absolute value of pVarIn.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * - This function does not process by-reference variants.
+ * - The type of the value stored in pVarOut depends on the type of pVarIn,
+ * according to the following table:
+ *| Input Type Output Type
+ *| ---------- -----------
+ *| VT_BOOL VT_I2
+ *| VT_BSTR VT_R8
+ *| (All others) Unchanged
+ */
+HRESULT WINAPI VarAbs(LPVARIANT pVarIn, LPVARIANT pVarOut)
+{
+ VARIANT varIn;
+ HRESULT hRet = S_OK;
+
+ TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),
+ debugstr_VF(pVarIn), pVarOut);
+
+ if (V_ISARRAY(pVarIn) || V_VT(pVarIn) == VT_UNKNOWN ||
+ V_VT(pVarIn) == VT_DISPATCH || V_VT(pVarIn) == VT_RECORD ||
+ V_VT(pVarIn) == VT_ERROR)
+ return DISP_E_TYPEMISMATCH;
+
+ *pVarOut = *pVarIn; /* Shallow copy the value, and invert it if needed */
+
+#define ABS_CASE(typ,min) \
+ case VT_##typ: if (V_##typ(pVarIn) == min) hRet = DISP_E_OVERFLOW; \
+ else if (V_##typ(pVarIn) < 0) V_##typ(pVarOut) = -V_##typ(pVarIn); \
+ break
+
+ switch (V_VT(pVarIn))
+ {
+ ABS_CASE(I1,I1_MIN);
+ case VT_BOOL:
+ V_VT(pVarOut) = VT_I2;
+ /* BOOL->I2, Fall through ... */
+ ABS_CASE(I2,I2_MIN);
+ case VT_INT:
+ ABS_CASE(I4,I4_MIN);
+ ABS_CASE(I8,I8_MIN);
+ ABS_CASE(R4,R4_MIN);
+ case VT_BSTR:
+ hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(&varIn));
+ if (FAILED(hRet))
+ break;
+ V_VT(pVarOut) = VT_R8;
+ pVarIn = &varIn;
+ /* Fall through ... */
+ case VT_DATE:
+ ABS_CASE(R8,R8_MIN);
+ case VT_CY:
+ hRet = VarCyAbs(V_CY(pVarIn), & V_CY(pVarOut));
+ break;
+ case VT_DECIMAL:
+ DEC_SIGN(&V_DECIMAL(pVarOut)) &= ~DECIMAL_NEG;
+ break;
+ case VT_UI1:
+ case VT_UI2:
+ case VT_UINT:
+ case VT_UI4:
+ case VT_UI8:
+ /* No-Op */
+ break;
+ case VT_EMPTY:
+ V_VT(pVarOut) = VT_I2;
+ case VT_NULL:
+ V_I2(pVarOut) = 0;
+ break;
+ default:
+ hRet = DISP_E_BADVARTYPE;
+ }
+
+ return hRet;
+}
+
+/**********************************************************************
+ * VarFix [OLEAUT32.169]
+ *
+ * Truncate a variants value to a whole number.
+ *
+ * PARAMS
+ * pVarIn [I] Source variant
+ * pVarOut [O] Destination for converted value
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the converted value.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * - The type of the value stored in pVarOut depends on the type of pVarIn,
+ * according to the following table:
+ *| Input Type Output Type
+ *| ---------- -----------
+ *| VT_BOOL VT_I2
+ *| VT_EMPTY VT_I2
+ *| VT_BSTR VT_R8
+ *| All Others Unchanged
+ * - The difference between this function and VarInt() is that VarInt() rounds
+ * negative numbers away from 0, while this function rounds them towards zero.
+ */
+HRESULT WINAPI VarFix(LPVARIANT pVarIn, LPVARIANT pVarOut)
+{
+ HRESULT hRet = S_OK;
+
+ TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),
+ debugstr_VF(pVarIn), pVarOut);
+
+ V_VT(pVarOut) = V_VT(pVarIn);
+
+ switch (V_VT(pVarIn))
+ {
+ case VT_UI1:
+ V_UI1(pVarOut) = V_UI1(pVarIn);
+ break;
+ case VT_BOOL:
+ V_VT(pVarOut) = VT_I2;
+ /* Fall through */
+ case VT_I2:
+ V_I2(pVarOut) = V_I2(pVarIn);
+ break;
+ case VT_I4:
+ V_I4(pVarOut) = V_I4(pVarIn);
+ break;
+ case VT_I8:
+ V_I8(pVarOut) = V_I8(pVarIn);
+ break;
+ case VT_R4:
+ if (V_R4(pVarIn) < 0.0f)
+ V_R4(pVarOut) = (float)ceil(V_R4(pVarIn));
+ else
+ V_R4(pVarOut) = (float)floor(V_R4(pVarIn));
+ break;
+ case VT_BSTR:
+ V_VT(pVarOut) = VT_R8;
+ hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(pVarOut));
+ pVarIn = pVarOut;
+ /* Fall through */
+ case VT_DATE:
+ case VT_R8:
+ if (V_R8(pVarIn) < 0.0)
+ V_R8(pVarOut) = ceil(V_R8(pVarIn));
+ else
+ V_R8(pVarOut) = floor(V_R8(pVarIn));
+ break;
+ case VT_CY:
+ hRet = VarCyFix(V_CY(pVarIn), &V_CY(pVarOut));
+ break;
+ case VT_DECIMAL:
+ hRet = VarDecFix(&V_DECIMAL(pVarIn), &V_DECIMAL(pVarOut));
+ break;
+ case VT_EMPTY:
+ V_VT(pVarOut) = VT_I2;
+ V_I2(pVarOut) = 0;
+ break;
+ case VT_NULL:
+ /* No-Op */
+ break;
+ default:
+ if (V_TYPE(pVarIn) == VT_CLSID || /* VT_CLSID is a special case */
+ FAILED(VARIANT_ValidateType(V_VT(pVarIn))))
+ hRet = DISP_E_BADVARTYPE;
+ else
+ hRet = DISP_E_TYPEMISMATCH;
+ }
+ if (FAILED(hRet))
+ V_VT(pVarOut) = VT_EMPTY;
+
+ return hRet;
+}
+
+/**********************************************************************
+ * VarInt [OLEAUT32.172]
+ *
+ * Truncate a variants value to a whole number.
+ *
+ * PARAMS
+ * pVarIn [I] Source variant
+ * pVarOut [O] Destination for converted value
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the converted value.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * - The type of the value stored in pVarOut depends on the type of pVarIn,
+ * according to the following table:
+ *| Input Type Output Type
+ *| ---------- -----------
+ *| VT_BOOL VT_I2
+ *| VT_EMPTY VT_I2
+ *| VT_BSTR VT_R8
+ *| All Others Unchanged
+ * - The difference between this function and VarFix() is that VarFix() rounds
+ * negative numbers towards 0, while this function rounds them away from zero.
+ */
+HRESULT WINAPI VarInt(LPVARIANT pVarIn, LPVARIANT pVarOut)
+{
+ HRESULT hRet = S_OK;
+
+ TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),
+ debugstr_VF(pVarIn), pVarOut);
+
+ V_VT(pVarOut) = V_VT(pVarIn);
+
+ switch (V_VT(pVarIn))
+ {
+ case VT_R4:
+ V_R4(pVarOut) = (float)floor(V_R4(pVarIn));
+ break;
+ case VT_BSTR:
+ V_VT(pVarOut) = VT_R8;
+ hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(pVarOut));
+ pVarIn = pVarOut;
+ /* Fall through */
+ case VT_DATE:
+ case VT_R8:
+ V_R8(pVarOut) = floor(V_R8(pVarIn));
+ break;
+ case VT_CY:
+ hRet = VarCyInt(V_CY(pVarIn), &V_CY(pVarOut));
+ break;
+ case VT_DECIMAL:
+ hRet = VarDecInt(&V_DECIMAL(pVarIn), &V_DECIMAL(pVarOut));
+ break;
+ default:
+ return VarFix(pVarIn, pVarOut);
+ }
+
+ return hRet;
+}
+
+/**********************************************************************
+ * VarXor [OLEAUT32.167]
+ *
+ * Perform a logical exclusive-or (XOR) operation on two variants.
+ *
+ * PARAMS
+ * pVarLeft [I] First variant
+ * pVarRight [I] Variant to XOR with pVarLeft
+ * pVarOut [O] Destination for XOR result
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the result of the operation with its type
+ * taken from the table below).
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * - Neither pVarLeft or pVarRight are modified by this function.
+ * - This function does not process by-reference variants.
+ * - Input types of VT_BSTR may be numeric strings or boolean text.
+ * - The type of result stored in pVarOut depends on the types of pVarLeft
+ * and pVarRight, and will be one of VT_UI1, VT_I2, VT_I4, VT_I8, VT_BOOL,
+ * or VT_NULL if the function succeeds.
+ * - Type promotion is inconsistent and as a result certain combinations of
+ * values will return DISP_E_OVERFLOW even when they could be represented.
+ * This matches the behaviour of native oleaut32.
+ */
+HRESULT WINAPI VarXor(LPVARIANT pVarLeft, LPVARIANT pVarRight, LPVARIANT pVarOut)
+{
+ VARTYPE vt;
+ VARIANT varLeft, varRight;
+ double d;
+ HRESULT hRet;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft, debugstr_VT(pVarLeft),
+ debugstr_VF(pVarLeft), pVarRight, debugstr_VT(pVarRight),
+ debugstr_VF(pVarRight), pVarOut);
+
+ if (V_EXTRA_TYPE(pVarLeft) || V_EXTRA_TYPE(pVarRight) ||
+ V_VT(pVarLeft) > VT_UINT || V_VT(pVarRight) > VT_UINT ||
+ V_VT(pVarLeft) == VT_VARIANT || V_VT(pVarRight) == VT_VARIANT ||
+ V_VT(pVarLeft) == VT_UNKNOWN || V_VT(pVarRight) == VT_UNKNOWN ||
+ V_VT(pVarLeft) == (VARTYPE)15 || V_VT(pVarRight) == (VARTYPE)15 ||
+ V_VT(pVarLeft) == VT_ERROR || V_VT(pVarRight) == VT_ERROR)
+ return DISP_E_BADVARTYPE;
+
+ if (V_VT(pVarLeft) == VT_NULL || V_VT(pVarRight) == VT_NULL)
+ {
+ /* NULL XOR anything valid is NULL */
+ V_VT(pVarOut) = VT_NULL;
+ return S_OK;
+ }
+
+ /* Copy our inputs so we don't disturb anything */
+ V_VT(&varLeft) = V_VT(&varRight) = VT_EMPTY;
+
+ hRet = VariantCopy(&varLeft, pVarLeft);
+ if (FAILED(hRet))
+ goto VarXor_Exit;
+
+ hRet = VariantCopy(&varRight, pVarRight);
+ if (FAILED(hRet))
+ goto VarXor_Exit;
+
+ /* Try any strings first as numbers, then as VT_BOOL */
+ if (V_VT(&varLeft) == VT_BSTR)
+ {
+ hRet = VarR8FromStr(V_BSTR(&varLeft), LOCALE_USER_DEFAULT, 0, &d);
+ hRet = VariantChangeType(&varLeft, &varLeft, VARIANT_LOCALBOOL,
+ FAILED(hRet) ? VT_BOOL : VT_I4);
+ if (FAILED(hRet))
+ goto VarXor_Exit;
+ }
+
+ if (V_VT(&varRight) == VT_BSTR)
+ {
+ hRet = VarR8FromStr(V_BSTR(&varRight), LOCALE_USER_DEFAULT, 0, &d);
+ hRet = VariantChangeType(&varRight, &varRight, VARIANT_LOCALBOOL,
+ FAILED(hRet) ? VT_BOOL : VT_I4);
+ if (FAILED(hRet))
+ goto VarXor_Exit;
+ }
+
+ /* Determine the result type */
+ if (V_VT(&varLeft) == VT_I8 || V_VT(&varRight) == VT_I8)
+ {
+ if (V_VT(pVarLeft) == VT_INT || V_VT(pVarRight) == VT_INT)
+ return DISP_E_TYPEMISMATCH;
+ vt = VT_I8;
+ }
+ else
+ {
+ switch ((V_VT(&varLeft) << 16) | V_VT(&varRight))
+ {
+ case (VT_BOOL << 16) | VT_BOOL:
+ vt = VT_BOOL;
+ break;
+ case (VT_UI1 << 16) | VT_UI1:
+ vt = VT_UI1;
+ break;
+ case (VT_EMPTY << 16) | VT_EMPTY:
+ case (VT_EMPTY << 16) | VT_UI1:
+ case (VT_EMPTY << 16) | VT_I2:
+ case (VT_EMPTY << 16) | VT_BOOL:
+ case (VT_UI1 << 16) | VT_EMPTY:
+ case (VT_UI1 << 16) | VT_I2:
+ case (VT_UI1 << 16) | VT_BOOL:
+ case (VT_I2 << 16) | VT_EMPTY:
+ case (VT_I2 << 16) | VT_UI1:
+ case (VT_I2 << 16) | VT_I2:
+ case (VT_I2 << 16) | VT_BOOL:
+ case (VT_BOOL << 16) | VT_EMPTY:
+ case (VT_BOOL << 16) | VT_UI1:
+ case (VT_BOOL << 16) | VT_I2:
+ vt = VT_I2;
+ break;
+ default:
+ vt = VT_I4;
+ break;
+ }
+ }
+
+ /* VT_UI4 does not overflow */
+ if (vt != VT_I8)
+ {
+ if (V_VT(&varLeft) == VT_UI4)
+ V_VT(&varLeft) = VT_I4;
+ if (V_VT(&varRight) == VT_UI4)
+ V_VT(&varRight) = VT_I4;
+ }
+
+ /* Convert our input copies to the result type */
+ if (V_VT(&varLeft) != vt)
+ hRet = VariantChangeType(&varLeft, &varLeft, 0, vt);
+ if (FAILED(hRet))
+ goto VarXor_Exit;
+
+ if (V_VT(&varRight) != vt)
+ hRet = VariantChangeType(&varRight, &varRight, 0, vt);
+ if (FAILED(hRet))
+ goto VarXor_Exit;
+
+ V_VT(pVarOut) = vt;
+
+ /* Calculate the result */
+ switch (vt)
+ {
+ case VT_I8:
+ V_I8(pVarOut) = V_I8(&varLeft) ^ V_I8(&varRight);
+ break;
+ case VT_I4:
+ V_I4(pVarOut) = V_I4(&varLeft) ^ V_I4(&varRight);
+ break;
+ case VT_BOOL:
+ case VT_I2:
+ V_I2(pVarOut) = V_I2(&varLeft) ^ V_I2(&varRight);
+ break;
+ case VT_UI1:
+ V_UI1(pVarOut) = V_UI1(&varLeft) ^ V_UI1(&varRight);
+ break;
+ }
+
+VarXor_Exit:
+ VariantClear(&varLeft);
+ VariantClear(&varRight);
+ return hRet;
+}
+
+/**********************************************************************
+ * VarEqv [OLEAUT32.172]
+ *
+ * Determine if two variants contain the same value.
+ *
+ * PARAMS
+ * pVarLeft [I] First variant to compare
+ * pVarRight [I] Variant to compare to pVarLeft
+ * pVarOut [O] Destination for comparison result
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the result of the comparison (VARIANT_TRUE
+ * if equivalent or non-zero otherwise.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * - This function simply calls VarXor() on pVarLeft and pVarRight and inverts
+ * the result.
+ */
+HRESULT WINAPI VarEqv(LPVARIANT pVarLeft, LPVARIANT pVarRight, LPVARIANT pVarOut)
+{
+ HRESULT hRet;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft, debugstr_VT(pVarLeft),
+ debugstr_VF(pVarLeft), pVarRight, debugstr_VT(pVarRight),
+ debugstr_VF(pVarRight), pVarOut);
+
+ hRet = VarXor(pVarLeft, pVarRight, pVarOut);
+ if (SUCCEEDED(hRet))
+ {
+ if (V_VT(pVarOut) == VT_I8)
+ V_I8(pVarOut) = ~V_I8(pVarOut);
+ else
+ V_UI4(pVarOut) = ~V_UI4(pVarOut);
+ }
+ return hRet;
+}
+
+/**********************************************************************
+ * VarNeg [OLEAUT32.173]
+ *
+ * Negate the value of a variant.
+ *
+ * PARAMS
+ * pVarIn [I] Source variant
+ * pVarOut [O] Destination for converted value
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the converted value.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * - The type of the value stored in pVarOut depends on the type of pVarIn,
+ * according to the following table:
+ *| Input Type Output Type
+ *| ---------- -----------
+ *| VT_EMPTY VT_I2
+ *| VT_UI1 VT_I2
+ *| VT_BOOL VT_I2
+ *| VT_BSTR VT_R8
+ *| All Others Unchanged (unless promoted)
+ * - Where the negated value of a variant does not fit in its base type, the type
+ * is promoted according to the following table:
+ *| Input Type Promoted To
+ *| ---------- -----------
+ *| VT_I2 VT_I4
+ *| VT_I4 VT_R8
+ *| VT_I8 VT_R8
+ * - The native version of this function returns DISP_E_BADVARTYPE for valid
+ * variant types that cannot be negated, and returns DISP_E_TYPEMISMATCH
+ * for types which are not valid. Since this is in contravention of the
+ * meaning of those error codes and unlikely to be relied on by applications,
+ * this implementation returns errors consistent with the other high level
+ * variant math functions.
+ */
+HRESULT WINAPI VarNeg(LPVARIANT pVarIn, LPVARIANT pVarOut)
+{
+ HRESULT hRet = S_OK;
+
+ TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),
+ debugstr_VF(pVarIn), pVarOut);
+
+ V_VT(pVarOut) = V_VT(pVarIn);
+
+ switch (V_VT(pVarIn))
+ {
+ case VT_UI1:
+ V_VT(pVarOut) = VT_I2;
+ V_I2(pVarOut) = -V_UI1(pVarIn);
+ break;
+ case VT_BOOL:
+ V_VT(pVarOut) = VT_I2;
+ /* Fall through */
+ case VT_I2:
+ if (V_I2(pVarIn) == I2_MIN)
+ {
+ V_VT(pVarOut) = VT_I4;
+ V_I4(pVarOut) = -(int)V_I2(pVarIn);
+ }
+ else
+ V_I2(pVarOut) = -V_I2(pVarIn);
+ break;
+ case VT_I4:
+ if (V_I4(pVarIn) == I4_MIN)
+ {
+ V_VT(pVarOut) = VT_R8;
+ V_R8(pVarOut) = -(double)V_I4(pVarIn);
+ }
+ else
+ V_I4(pVarOut) = -V_I4(pVarIn);
+ break;
+ case VT_I8:
+ if (V_I8(pVarIn) == I8_MIN)
+ {
+ V_VT(pVarOut) = VT_R8;
+ hRet = VarR8FromI8(V_I8(pVarIn), &V_R8(pVarOut));
+ V_R8(pVarOut) *= -1.0;
+ }
+ else
+ V_I8(pVarOut) = -V_I8(pVarIn);
+ break;
+ case VT_R4:
+ V_R4(pVarOut) = -V_R4(pVarIn);
+ break;
+ case VT_DATE:
+ case VT_R8:
+ V_R8(pVarOut) = -V_R8(pVarIn);
+ break;
+ case VT_CY:
+ hRet = VarCyNeg(V_CY(pVarIn), &V_CY(pVarOut));
+ break;
+ case VT_DECIMAL:
+ hRet = VarDecNeg(&V_DECIMAL(pVarIn), &V_DECIMAL(pVarOut));
+ break;
+ case VT_BSTR:
+ V_VT(pVarOut) = VT_R8;
+ hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(pVarOut));
+ V_R8(pVarOut) = -V_R8(pVarOut);
+ break;
+ case VT_EMPTY:
+ V_VT(pVarOut) = VT_I2;
+ V_I2(pVarOut) = 0;
+ break;
+ case VT_NULL:
+ /* No-Op */
+ break;
+ default:
+ if (V_TYPE(pVarIn) == VT_CLSID || /* VT_CLSID is a special case */
+ FAILED(VARIANT_ValidateType(V_VT(pVarIn))))
+ hRet = DISP_E_BADVARTYPE;
+ else
+ hRet = DISP_E_TYPEMISMATCH;
+ }
+ if (FAILED(hRet))
+ V_VT(pVarOut) = VT_EMPTY;
+
+ return hRet;
+}
+
+/**********************************************************************
+ * VarNot [OLEAUT32.174]
+ *
+ * Perform a not operation on a variant.
+ *
+ * PARAMS
+ * pVarIn [I] Source variant
+ * pVarOut [O] Destination for converted value
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the converted value.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * - Strictly speaking, this function performs a bitwise ones complement
+ * on the variants value (after possibly converting to VT_I4, see below).
+ * This only behaves like a boolean not operation if the value in
+ * pVarIn is either VARIANT_TRUE or VARIANT_FALSE and the type is signed.
+ * - To perform a genuine not operation, convert the variant to a VT_BOOL
+ * before calling this function.
+ * - This function does not process by-reference variants.
+ * - The type of the value stored in pVarOut depends on the type of pVarIn,
+ * according to the following table:
+ *| Input Type Output Type
+ *| ---------- -----------
+ *| VT_EMPTY VT_I2
+ *| VT_R4 VT_I4
+ *| VT_R8 VT_I4
+ *| VT_BSTR VT_I4
+ *| VT_DECIMAL VT_I4
+ *| VT_CY VT_I4
+ *| (All others) Unchanged
+ */
+HRESULT WINAPI VarNot(LPVARIANT pVarIn, LPVARIANT pVarOut)
+{
+ VARIANT varIn;
+ HRESULT hRet = S_OK;
+
+ TRACE("(%p->(%s%s),%p)\n", pVarIn, debugstr_VT(pVarIn),
+ debugstr_VF(pVarIn), pVarOut);
+
+ V_VT(pVarOut) = V_VT(pVarIn);
+
+ switch (V_VT(pVarIn))
+ {
+ case VT_I1:
+ V_I4(pVarOut) = ~V_I1(pVarIn);
+ V_VT(pVarOut) = VT_I4;
+ break;
+ case VT_UI1: V_UI1(pVarOut) = ~V_UI1(pVarIn); break;
+ case VT_BOOL:
+ case VT_I2: V_I2(pVarOut) = ~V_I2(pVarIn); break;
+ case VT_UI2:
+ V_I4(pVarOut) = ~V_UI2(pVarIn);
+ V_VT(pVarOut) = VT_I4;
+ break;
+ case VT_DECIMAL:
+ hRet = VarI4FromDec(&V_DECIMAL(pVarIn), &V_I4(&varIn));
+ if (FAILED(hRet))
+ break;
+ pVarIn = &varIn;
+ /* Fall through ... */
+ case VT_INT:
+ V_VT(pVarOut) = VT_I4;
+ /* Fall through ... */
+ case VT_I4: V_I4(pVarOut) = ~V_I4(pVarIn); break;
+ case VT_UINT:
+ case VT_UI4:
+ V_I4(pVarOut) = ~V_UI4(pVarIn);
+ V_VT(pVarOut) = VT_I4;
+ break;
+ case VT_I8: V_I8(pVarOut) = ~V_I8(pVarIn); break;
+ case VT_UI8:
+ V_I4(pVarOut) = ~V_UI8(pVarIn);
+ V_VT(pVarOut) = VT_I4;
+ break;
+ case VT_R4:
+ hRet = VarI4FromR4(V_R4(pVarIn), &V_I4(pVarOut));
+ V_I4(pVarOut) = ~V_I4(pVarOut);
+ V_VT(pVarOut) = VT_I4;
+ break;
+ case VT_BSTR:
+ hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(&varIn));
+ if (FAILED(hRet))
+ break;
+ pVarIn = &varIn;
+ /* Fall through ... */
+ case VT_DATE:
+ case VT_R8:
+ hRet = VarI4FromR8(V_R8(pVarIn), &V_I4(pVarOut));
+ V_I4(pVarOut) = ~V_I4(pVarOut);
+ V_VT(pVarOut) = VT_I4;
+ break;
+ case VT_CY:
+ hRet = VarI4FromCy(V_CY(pVarIn), &V_I4(pVarOut));
+ V_I4(pVarOut) = ~V_I4(pVarOut);
+ V_VT(pVarOut) = VT_I4;
+ break;
+ case VT_EMPTY:
+ V_I2(pVarOut) = ~0;
+ V_VT(pVarOut) = VT_I2;
+ break;
+ case VT_NULL:
+ /* No-Op */
+ break;
+ default:
+ if (V_TYPE(pVarIn) == VT_CLSID || /* VT_CLSID is a special case */
+ FAILED(VARIANT_ValidateType(V_VT(pVarIn))))
+ hRet = DISP_E_BADVARTYPE;
+ else
+ hRet = DISP_E_TYPEMISMATCH;
+ }
+ if (FAILED(hRet))
+ V_VT(pVarOut) = VT_EMPTY;
+
+ return hRet;
+}
+
+/**********************************************************************
+ * VarRound [OLEAUT32.175]
+ *
+ * Perform a round operation on a variant.
+ *
+ * PARAMS
+ * pVarIn [I] Source variant
+ * deci [I] Number of decimals to round to
+ * pVarOut [O] Destination for converted value
+ *
+ * RETURNS
+ * Success: S_OK. pVarOut contains the converted value.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * - Floating point values are rounded to the desired number of decimals.
+ * - Some integer types are just copied to the return variable.
+ * - Some other integer types are not handled and fail.
+ */
+HRESULT WINAPI VarRound(LPVARIANT pVarIn, int deci, LPVARIANT pVarOut)
+{
+ VARIANT varIn;
+ HRESULT hRet = S_OK;
+ float factor;
+
+ TRACE("(%p->(%s%s),%d)\n", pVarIn, debugstr_VT(pVarIn), debugstr_VF(pVarIn), deci);
+
+ switch (V_VT(pVarIn))
+ {
+ /* cases that fail on windows */
+ case VT_I1:
+ case VT_I8:
+ case VT_UI2:
+ case VT_UI4:
+ hRet = DISP_E_BADVARTYPE;
+ break;
+
+ /* cases just copying in to out */
+ case VT_UI1:
+ V_VT(pVarOut) = V_VT(pVarIn);
+ V_UI1(pVarOut) = V_UI1(pVarIn);
+ break;
+ case VT_I2:
+ V_VT(pVarOut) = V_VT(pVarIn);
+ V_I2(pVarOut) = V_I2(pVarIn);
+ break;
+ case VT_I4:
+ V_VT(pVarOut) = V_VT(pVarIn);
+ V_I4(pVarOut) = V_I4(pVarIn);
+ break;
+ case VT_NULL:
+ V_VT(pVarOut) = V_VT(pVarIn);
+ /* value unchanged */
+ break;
+
+ /* cases that change type */
+ case VT_EMPTY:
+ V_VT(pVarOut) = VT_I2;
+ V_I2(pVarOut) = 0;
+ break;
+ case VT_BOOL:
+ V_VT(pVarOut) = VT_I2;
+ V_I2(pVarOut) = V_BOOL(pVarIn);
+ break;
+ case VT_BSTR:
+ hRet = VarR8FromStr(V_BSTR(pVarIn), LOCALE_USER_DEFAULT, 0, &V_R8(&varIn));
+ if (FAILED(hRet))
+ break;
+ V_VT(&varIn)=VT_R8;
+ pVarIn = &varIn;
+ /* Fall through ... */
+
+ /* cases we need to do math */
+ case VT_R8:
+ if (V_R8(pVarIn)>0) {
+ V_R8(pVarOut)=floor(V_R8(pVarIn)*pow(10, deci)+0.5)/pow(10, deci);
+ } else {
+ V_R8(pVarOut)=ceil(V_R8(pVarIn)*pow(10, deci)-0.5)/pow(10, deci);
+ }
+ V_VT(pVarOut) = V_VT(pVarIn);
+ break;
+ case VT_R4:
+ if (V_R4(pVarIn)>0) {
+ V_R4(pVarOut)=floor(V_R4(pVarIn)*pow(10, deci)+0.5)/pow(10, deci);
+ } else {
+ V_R4(pVarOut)=ceil(V_R4(pVarIn)*pow(10, deci)-0.5)/pow(10, deci);
+ }
+ V_VT(pVarOut) = V_VT(pVarIn);
+ break;
+ case VT_DATE:
+ if (V_DATE(pVarIn)>0) {
+ V_DATE(pVarOut)=floor(V_DATE(pVarIn)*pow(10, deci)+0.5)/pow(10, deci);
+ } else {
+ V_DATE(pVarOut)=ceil(V_DATE(pVarIn)*pow(10, deci)-0.5)/pow(10, deci);
+ }
+ V_VT(pVarOut) = V_VT(pVarIn);
+ break;
+ case VT_CY:
+ if (deci>3)
+ factor=1;
+ else
+ factor=pow(10, 4-deci);
+
+ if (V_CY(pVarIn).int64>0) {
+ V_CY(pVarOut).int64=floor(V_CY(pVarIn).int64/factor)*factor;
+ } else {
+ V_CY(pVarOut).int64=ceil(V_CY(pVarIn).int64/factor)*factor;
+ }
+ V_VT(pVarOut) = V_VT(pVarIn);
+ break;
+
+ /* cases we don't know yet */
+ default:
+ FIXME("unimplemented part, V_VT(pVarIn) == 0x%X, deci == %d\n",
+ V_VT(pVarIn) & VT_TYPEMASK, deci);
+ hRet = DISP_E_BADVARTYPE;
+ }
+
+ if (FAILED(hRet))
+ V_VT(pVarOut) = VT_EMPTY;
+
+ TRACE("returning 0x%08lx (%s%s),%f\n", hRet, debugstr_VT(pVarOut),
+ debugstr_VF(pVarOut), (V_VT(pVarOut) == VT_R4) ? V_R4(pVarOut) :
+ (V_VT(pVarOut) == VT_R8) ? V_R8(pVarOut) : 0);
+
+ return hRet;
+}
+
+/**********************************************************************
+ * VarIdiv [OLEAUT32.153]
+ *
+ * Converts input variants to integers and divides them.
+ *
+ * PARAMS
+ * left [I] Left hand variant
+ * right [I] Right hand variant
+ * result [O] Destination for quotient
+ *
+ * RETURNS
+ * Success: S_OK. result contains the quotient.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTES
+ * If either expression is null, null is returned, as per MSDN
+ */
+HRESULT WINAPI VarIdiv(LPVARIANT left, LPVARIANT right, LPVARIANT result)
+{
+ VARIANT lv, rv;
+ HRESULT hr;
+
+ VariantInit(&lv);
+ VariantInit(&rv);
+
+ if ((V_VT(left) == VT_NULL) || (V_VT(right) == VT_NULL)) {
+ hr = VariantChangeType(result, result, 0, VT_NULL);
+ if (FAILED(hr)) {
+ /* This should never happen */
+ FIXME("Failed to convert return value to VT_NULL.\n");
+ return hr;
+ }
+ return S_OK;
+ }
+
+ hr = VariantChangeType(&lv, left, 0, VT_I4);
+ if (FAILED(hr)) {
+ return hr;
+ }
+ hr = VariantChangeType(&rv, right, 0, VT_I4);
+ if (FAILED(hr)) {
+ return hr;
+ }
+
+ hr = VarDiv(&lv, &rv, result);
+ return hr;
+}
+
+
+/**********************************************************************
+ * VarMod [OLEAUT32.155]
+ *
+ * Perform the modulus operation of the right hand variant on the left
+ *
+ * PARAMS
+ * left [I] Left hand variant
+ * right [I] Right hand variant
+ * result [O] Destination for converted value
+ *
+ * RETURNS
+ * Success: S_OK. result contains the remainder.
+ * Failure: An HRESULT error code indicating the error.
+ *
+ * NOTE:
+ * If an error occurs the type of result will be modified but the value will not be.
+ * Doesn't support arrays or any special flags yet.
+ */
+HRESULT WINAPI VarMod(LPVARIANT left, LPVARIANT right, LPVARIANT result)
+{
+ BOOL lOk = TRUE;
+ BOOL rOk = TRUE;
+ HRESULT rc = E_FAIL;
+ int resT = 0;
+ VARIANT lv,rv;
+
+ VariantInit(&lv);
+ VariantInit(&rv);
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left),
+ debugstr_VF(left), right, debugstr_VT(right), debugstr_VF(right), result);
+
+ /* check for invalid inputs */
+ lOk = TRUE;
+ switch (V_VT(left) & VT_TYPEMASK) {
+ case VT_BOOL :
+ case VT_I1 :
+ case VT_I2 :
+ case VT_I4 :
+ case VT_I8 :
+ case VT_INT :
+ case VT_UI1 :
+ case VT_UI2 :
+ case VT_UI4 :
+ case VT_UI8 :
+ case VT_UINT :
+ case VT_R4 :
+ case VT_R8 :
+ case VT_CY :
+ case VT_EMPTY:
+ case VT_DATE :
+ case VT_BSTR :
+ break;
+ case VT_VARIANT:
+ case VT_UNKNOWN:
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_TYPEMISMATCH;
+ case VT_DECIMAL:
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_OVERFLOW;
+ case VT_ERROR:
+ return DISP_E_TYPEMISMATCH;
+ case VT_RECORD:
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_TYPEMISMATCH;
+ case VT_NULL:
+ break;
+ default:
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_BADVARTYPE;
+ }
+
+
+ rOk = TRUE;
+ switch (V_VT(right) & VT_TYPEMASK) {
+ case VT_BOOL :
+ case VT_I1 :
+ case VT_I2 :
+ case VT_I4 :
+ case VT_I8 :
+ if((V_VT(left) == VT_INT) && (V_VT(right) == VT_I8))
+ {
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_TYPEMISMATCH;
+ }
+ case VT_INT :
+ if((V_VT(right) == VT_INT) && (V_VT(left) == VT_I8))
+ {
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_TYPEMISMATCH;
+ }
+ case VT_UI1 :
+ case VT_UI2 :
+ case VT_UI4 :
+ case VT_UI8 :
+ case VT_UINT :
+ case VT_R4 :
+ case VT_R8 :
+ case VT_CY :
+ if(V_VT(left) == VT_EMPTY)
+ {
+ V_VT(result) = VT_I4;
+ return S_OK;
+ }
+ case VT_EMPTY:
+ case VT_DATE :
+ case VT_BSTR:
+ if(V_VT(left) == VT_NULL)
+ {
+ V_VT(result) = VT_NULL;
+ return S_OK;
+ }
+ break;
+
+ case VT_VOID:
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_BADVARTYPE;
+ case VT_NULL:
+ if(V_VT(left) == VT_VOID)
+ {
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_BADVARTYPE;
+ } else if((V_VT(left) == VT_NULL) || (V_VT(left) == VT_EMPTY) || (V_VT(left) == VT_ERROR) ||
+ lOk)
+ {
+ V_VT(result) = VT_NULL;
+ return S_OK;
+ } else
+ {
+ V_VT(result) = VT_NULL;
+ return DISP_E_BADVARTYPE;
+ }
+ case VT_VARIANT:
+ case VT_UNKNOWN:
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_TYPEMISMATCH;
+ case VT_DECIMAL:
+ if(V_VT(left) == VT_ERROR)
+ {
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_TYPEMISMATCH;
+ } else
+ {
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_OVERFLOW;
+ }
+ case VT_ERROR:
+ return DISP_E_TYPEMISMATCH;
+ case VT_RECORD:
+ if((V_VT(left) == 15) || ((V_VT(left) >= 24) && (V_VT(left) <= 35)) || !lOk)
+ {
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_BADVARTYPE;
+ } else
+ {
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_TYPEMISMATCH;
+ }
+ default:
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_BADVARTYPE;
+ }
+
+ /* determine the result type */
+ if((V_VT(left) == VT_I8) || (V_VT(right) == VT_I8)) resT = VT_I8;
+ else if((V_VT(left) == VT_UI1) && (V_VT(right) == VT_BOOL)) resT = VT_I2;
+ else if((V_VT(left) == VT_UI1) && (V_VT(right) == VT_UI1)) resT = VT_UI1;
+ else if((V_VT(left) == VT_UI1) && (V_VT(right) == VT_I2)) resT = VT_I2;
+ else if((V_VT(left) == VT_I2) && (V_VT(right) == VT_BOOL)) resT = VT_I2;
+ else if((V_VT(left) == VT_I2) && (V_VT(right) == VT_UI1)) resT = VT_I2;
+ else if((V_VT(left) == VT_I2) && (V_VT(right) == VT_I2)) resT = VT_I2;
+ else if((V_VT(left) == VT_BOOL) && (V_VT(right) == VT_BOOL)) resT = VT_I2;
+ else if((V_VT(left) == VT_BOOL) && (V_VT(right) == VT_UI1)) resT = VT_I2;
+ else if((V_VT(left) == VT_BOOL) && (V_VT(right) == VT_I2)) resT = VT_I2;
+ else resT = VT_I4; /* most outputs are I4 */
+
+ /* convert to I8 for the modulo */
+ rc = VariantChangeType(&lv, left, 0, VT_I8);
+ if(FAILED(rc))
+ {
+ FIXME("Could not convert left type %d to %d? rc == 0x%lX\n", V_VT(left), VT_I8, rc);
+ return rc;
+ }
+
+ rc = VariantChangeType(&rv, right, 0, VT_I8);
+ if(FAILED(rc))
+ {
+ FIXME("Could not convert right type %d to %d? rc == 0x%lX\n", V_VT(right), VT_I8, rc);
+ return rc;
+ }
+
+ /* if right is zero set VT_EMPTY and return divide by zero */
+ if(V_I8(&rv) == 0)
+ {
+ V_VT(result) = VT_EMPTY;
+ return DISP_E_DIVBYZERO;
+ }
+
+ /* perform the modulo operation */
+ V_VT(result) = VT_I8;
+ V_I8(result) = V_I8(&lv) % V_I8(&rv);
+
+ TRACE("V_I8(left) == %ld, V_I8(right) == %ld, V_I8(result) == %ld\n", (long)V_I8(&lv), (long)V_I8(&rv), (long)V_I8(result));
+
+ /* convert left and right to the destination type */
+ rc = VariantChangeType(result, result, 0, resT);
+ if(FAILED(rc))
+ {
+ FIXME("Could not convert 0x%x to %d?\n", V_VT(result), resT);
+ return rc;
+ }
+
+ return S_OK;
+}
+
+/**********************************************************************
+ * VarPow [OLEAUT32.158]
+ *
+ */
+HRESULT WINAPI VarPow(LPVARIANT left, LPVARIANT right, LPVARIANT result)
+{
+ HRESULT hr;
+ VARIANT dl,dr;
+
+ TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left, debugstr_VT(left), debugstr_VF(left),
+ right, debugstr_VT(right), debugstr_VF(right), result);
+
+ hr = VariantChangeType(&dl,left,0,VT_R8);
+ if (!SUCCEEDED(hr)) {
+ ERR("Could not change passed left argument to VT_R8, handle it differently.\n");
+ return E_FAIL;
+ }
+ hr = VariantChangeType(&dr,right,0,VT_R8);
+ if (!SUCCEEDED(hr)) {
+ ERR("Could not change passed right argument to VT_R8, handle it differently.\n");
+ return E_FAIL;
+ }
+ V_VT(result) = VT_R8;
+ V_R8(result) = pow(V_R8(&dl),V_R8(&dr));
+ return S_OK;
+}