4 * Copyright 1998 Jean-Claude Cote
5 * Copyright 2003 Jon Griffiths
6 * The alorithm for conversion from Julian days to day/month/year is based on
7 * that devised by Henry Fliegel, as implemented in PostgreSQL, which is
8 * Copyright 1994-7 Regents of the University of California
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
32 #define NONAMELESSUNION
33 #define NONAMELESSSTRUCT
37 #include "wine/unicode.h"
40 #include "wine/debug.h"
42 WINE_DEFAULT_DEBUG_CHANNEL(variant
);
44 const char* wine_vtypes
[VT_CLSID
] =
46 "VT_EMPTY","VT_NULL","VT_I2","VT_I4","VT_R4","VT_R8","VT_CY","VT_DATE",
47 "VT_BSTR","VT_DISPATCH","VT_ERROR","VT_BOOL","VT_VARIANT","VT_UNKNOWN",
48 "VT_DECIMAL","15","VT_I1","VT_UI1","VT_UI2","VT_UI4","VT_I8","VT_UI8",
49 "VT_INT","VT_UINT","VT_VOID","VT_HRESULT","VT_PTR","VT_SAFEARRAY",
50 "VT_CARRAY","VT_USERDEFINED","VT_LPSTR","VT_LPWSTR""32","33","34","35",
51 "VT_RECORD","VT_INT_PTR","VT_UINT_PTR","39","40","41","42","43","44","45",
52 "46","47","48","49","50","51","52","53","54","55","56","57","58","59","60",
53 "61","62","63","VT_FILETIME","VT_BLOB","VT_STREAM","VT_STORAGE",
54 "VT_STREAMED_OBJECT","VT_STORED_OBJECT","VT_BLOB_OBJECT","VT_CF","VT_CLSID"
57 const char* wine_vflags
[16] =
62 "|VT_VECTOR|VT_ARRAY",
64 "|VT_VECTOR|VT_ARRAY",
66 "|VT_VECTOR|VT_ARRAY|VT_BYREF",
68 "|VT_VECTOR|VT_HARDTYPE",
69 "|VT_ARRAY|VT_HARDTYPE",
70 "|VT_VECTOR|VT_ARRAY|VT_HARDTYPE",
71 "|VT_BYREF|VT_HARDTYPE",
72 "|VT_VECTOR|VT_ARRAY|VT_HARDTYPE",
73 "|VT_ARRAY|VT_BYREF|VT_HARDTYPE",
74 "|VT_VECTOR|VT_ARRAY|VT_BYREF|VT_HARDTYPE",
77 /* Convert a variant from one type to another */
78 static inline HRESULT
VARIANT_Coerce(VARIANTARG
* pd
, LCID lcid
, USHORT wFlags
,
79 VARIANTARG
* ps
, VARTYPE vt
)
81 HRESULT res
= DISP_E_TYPEMISMATCH
;
82 VARTYPE vtFrom
= V_TYPE(ps
);
83 BOOL bIgnoreOverflow
= FALSE
;
86 TRACE("(%p->(%s%s),0x%08lx,0x%04x,%p->(%s%s),%s%s)\n", pd
, debugstr_VT(pd
),
87 debugstr_VF(pd
), lcid
, wFlags
, ps
, debugstr_VT(ps
), debugstr_VF(ps
),
88 debugstr_vt(vt
), debugstr_vf(vt
));
90 if (vt
== VT_BSTR
|| vtFrom
== VT_BSTR
)
92 /* All flags passed to low level function are only used for
93 * changing to or from strings. Map these here.
95 if (wFlags
& VARIANT_LOCALBOOL
)
96 dwFlags
|= VAR_LOCALBOOL
;
97 if (wFlags
& VARIANT_CALENDAR_HIJRI
)
98 dwFlags
|= VAR_CALENDAR_HIJRI
;
99 if (wFlags
& VARIANT_CALENDAR_THAI
)
100 dwFlags
|= VAR_CALENDAR_THAI
;
101 if (wFlags
& VARIANT_CALENDAR_GREGORIAN
)
102 dwFlags
|= VAR_CALENDAR_GREGORIAN
;
103 if (wFlags
& VARIANT_NOUSEROVERRIDE
)
104 dwFlags
|= LOCALE_NOUSEROVERRIDE
;
105 if (wFlags
& VARIANT_USE_NLS
)
106 dwFlags
|= LOCALE_USE_NLS
;
109 /* Map int/uint to i4/ui4 */
112 else if (vt
== VT_UINT
)
115 if (vtFrom
== VT_INT
)
117 else if (vtFrom
== VT_UINT
)
121 bIgnoreOverflow
= TRUE
;
125 return VariantCopy(pd
, ps
);
127 if (wFlags
& VARIANT_NOVALUEPROP
&& vtFrom
== VT_DISPATCH
&& vt
!= VT_UNKNOWN
)
129 /* VARIANT_NOVALUEPROP prevents IDispatch objects from being coerced by
130 * accessing the default object property.
132 return DISP_E_TYPEMISMATCH
;
138 if (vtFrom
== VT_NULL
)
139 return DISP_E_TYPEMISMATCH
;
140 /* ... Fall through */
142 if (vtFrom
<= VT_UINT
&& vtFrom
!= (VARTYPE
)15 && vtFrom
!= VT_ERROR
)
144 res
= VariantClear( pd
);
145 if (vt
== VT_NULL
&& SUCCEEDED(res
))
153 case VT_EMPTY
: V_I1(pd
) = 0; return S_OK
;
154 case VT_I2
: return VarI1FromI2(V_I2(ps
), &V_I1(pd
));
155 case VT_I4
: return VarI1FromI4(V_I4(ps
), &V_I1(pd
));
156 case VT_UI1
: return VarI1FromUI1(V_UI1(ps
), &V_I1(pd
));
157 case VT_UI2
: return VarI1FromUI2(V_UI2(ps
), &V_I1(pd
));
158 case VT_UI4
: return VarI1FromUI4(V_UI4(ps
), &V_I1(pd
));
159 case VT_I8
: return VarI1FromI8(V_I8(ps
), &V_I1(pd
));
160 case VT_UI8
: return VarI1FromUI8(V_UI8(ps
), &V_I1(pd
));
161 case VT_R4
: return VarI1FromR4(V_R4(ps
), &V_I1(pd
));
162 case VT_R8
: return VarI1FromR8(V_R8(ps
), &V_I1(pd
));
163 case VT_DATE
: return VarI1FromDate(V_DATE(ps
), &V_I1(pd
));
164 case VT_BOOL
: return VarI1FromBool(V_BOOL(ps
), &V_I1(pd
));
165 case VT_CY
: return VarI1FromCy(V_CY(ps
), &V_I1(pd
));
166 case VT_DECIMAL
: return VarI1FromDec(&V_DECIMAL(ps
), &V_I1(pd
) );
167 case VT_DISPATCH
: return VarI1FromDisp(V_DISPATCH(ps
), lcid
, &V_I1(pd
) );
168 case VT_BSTR
: return VarI1FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I1(pd
) );
175 case VT_EMPTY
: V_I2(pd
) = 0; return S_OK
;
176 case VT_I1
: return VarI2FromI1(V_I1(ps
), &V_I2(pd
));
177 case VT_I4
: return VarI2FromI4(V_I4(ps
), &V_I2(pd
));
178 case VT_UI1
: return VarI2FromUI1(V_UI1(ps
), &V_I2(pd
));
179 case VT_UI2
: return VarI2FromUI2(V_UI2(ps
), &V_I2(pd
));
180 case VT_UI4
: return VarI2FromUI4(V_UI4(ps
), &V_I2(pd
));
181 case VT_I8
: return VarI2FromI8(V_I8(ps
), &V_I2(pd
));
182 case VT_UI8
: return VarI2FromUI8(V_UI8(ps
), &V_I2(pd
));
183 case VT_R4
: return VarI2FromR4(V_R4(ps
), &V_I2(pd
));
184 case VT_R8
: return VarI2FromR8(V_R8(ps
), &V_I2(pd
));
185 case VT_DATE
: return VarI2FromDate(V_DATE(ps
), &V_I2(pd
));
186 case VT_BOOL
: return VarI2FromBool(V_BOOL(ps
), &V_I2(pd
));
187 case VT_CY
: return VarI2FromCy(V_CY(ps
), &V_I2(pd
));
188 case VT_DECIMAL
: return VarI2FromDec(&V_DECIMAL(ps
), &V_I2(pd
));
189 case VT_DISPATCH
: return VarI2FromDisp(V_DISPATCH(ps
), lcid
, &V_I2(pd
));
190 case VT_BSTR
: return VarI2FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I2(pd
));
197 case VT_EMPTY
: V_I4(pd
) = 0; return S_OK
;
198 case VT_I1
: return VarI4FromI1(V_I1(ps
), &V_I4(pd
));
199 case VT_I2
: return VarI4FromI2(V_I2(ps
), &V_I4(pd
));
200 case VT_UI1
: return VarI4FromUI1(V_UI1(ps
), &V_I4(pd
));
201 case VT_UI2
: return VarI4FromUI2(V_UI2(ps
), &V_I4(pd
));
209 return VarI4FromUI4(V_UI4(ps
), &V_I4(pd
));
210 case VT_I8
: return VarI4FromI8(V_I8(ps
), &V_I4(pd
));
211 case VT_UI8
: return VarI4FromUI8(V_UI8(ps
), &V_I4(pd
));
212 case VT_R4
: return VarI4FromR4(V_R4(ps
), &V_I4(pd
));
213 case VT_R8
: return VarI4FromR8(V_R8(ps
), &V_I4(pd
));
214 case VT_DATE
: return VarI4FromDate(V_DATE(ps
), &V_I4(pd
));
215 case VT_BOOL
: return VarI4FromBool(V_BOOL(ps
), &V_I4(pd
));
216 case VT_CY
: return VarI4FromCy(V_CY(ps
), &V_I4(pd
));
217 case VT_DECIMAL
: return VarI4FromDec(&V_DECIMAL(ps
), &V_I4(pd
));
218 case VT_DISPATCH
: return VarI4FromDisp(V_DISPATCH(ps
), lcid
, &V_I4(pd
));
219 case VT_BSTR
: return VarI4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I4(pd
));
226 case VT_EMPTY
: V_UI1(pd
) = 0; return S_OK
;
227 case VT_I1
: return VarUI1FromI1(V_I1(ps
), &V_UI1(pd
));
228 case VT_I2
: return VarUI1FromI2(V_I2(ps
), &V_UI1(pd
));
229 case VT_I4
: return VarUI1FromI4(V_I4(ps
), &V_UI1(pd
));
230 case VT_UI2
: return VarUI1FromUI2(V_UI2(ps
), &V_UI1(pd
));
231 case VT_UI4
: return VarUI1FromUI4(V_UI4(ps
), &V_UI1(pd
));
232 case VT_I8
: return VarUI1FromI8(V_I8(ps
), &V_UI1(pd
));
233 case VT_UI8
: return VarUI1FromUI8(V_UI8(ps
), &V_UI1(pd
));
234 case VT_R4
: return VarUI1FromR4(V_R4(ps
), &V_UI1(pd
));
235 case VT_R8
: return VarUI1FromR8(V_R8(ps
), &V_UI1(pd
));
236 case VT_DATE
: return VarUI1FromDate(V_DATE(ps
), &V_UI1(pd
));
237 case VT_BOOL
: return VarUI1FromBool(V_BOOL(ps
), &V_UI1(pd
));
238 case VT_CY
: return VarUI1FromCy(V_CY(ps
), &V_UI1(pd
));
239 case VT_DECIMAL
: return VarUI1FromDec(&V_DECIMAL(ps
), &V_UI1(pd
));
240 case VT_DISPATCH
: return VarUI1FromDisp(V_DISPATCH(ps
), lcid
, &V_UI1(pd
));
241 case VT_BSTR
: return VarUI1FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI1(pd
));
248 case VT_EMPTY
: V_UI2(pd
) = 0; return S_OK
;
249 case VT_I1
: return VarUI2FromI1(V_I1(ps
), &V_UI2(pd
));
250 case VT_I2
: return VarUI2FromI2(V_I2(ps
), &V_UI2(pd
));
251 case VT_I4
: return VarUI2FromI4(V_I4(ps
), &V_UI2(pd
));
252 case VT_UI1
: return VarUI2FromUI1(V_UI1(ps
), &V_UI2(pd
));
253 case VT_UI4
: return VarUI2FromUI4(V_UI4(ps
), &V_UI2(pd
));
254 case VT_I8
: return VarUI4FromI8(V_I8(ps
), &V_UI4(pd
));
255 case VT_UI8
: return VarUI4FromUI8(V_UI8(ps
), &V_UI4(pd
));
256 case VT_R4
: return VarUI2FromR4(V_R4(ps
), &V_UI2(pd
));
257 case VT_R8
: return VarUI2FromR8(V_R8(ps
), &V_UI2(pd
));
258 case VT_DATE
: return VarUI2FromDate(V_DATE(ps
), &V_UI2(pd
));
259 case VT_BOOL
: return VarUI2FromBool(V_BOOL(ps
), &V_UI2(pd
));
260 case VT_CY
: return VarUI2FromCy(V_CY(ps
), &V_UI2(pd
));
261 case VT_DECIMAL
: return VarUI2FromDec(&V_DECIMAL(ps
), &V_UI2(pd
));
262 case VT_DISPATCH
: return VarUI2FromDisp(V_DISPATCH(ps
), lcid
, &V_UI2(pd
));
263 case VT_BSTR
: return VarUI2FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI2(pd
));
270 case VT_EMPTY
: V_UI4(pd
) = 0; return S_OK
;
271 case VT_I1
: return VarUI4FromI1(V_I1(ps
), &V_UI4(pd
));
272 case VT_I2
: return VarUI4FromI2(V_I2(ps
), &V_UI4(pd
));
273 case VT_I4
: return VarUI4FromI4(V_I4(ps
), &V_UI4(pd
));
274 case VT_UI1
: return VarUI4FromUI1(V_UI1(ps
), &V_UI4(pd
));
275 case VT_UI2
: return VarUI4FromUI2(V_UI2(ps
), &V_UI4(pd
));
276 case VT_I8
: return VarUI4FromI8(V_I8(ps
), &V_UI4(pd
));
277 case VT_UI8
: return VarUI4FromUI8(V_UI8(ps
), &V_UI4(pd
));
278 case VT_R4
: return VarUI4FromR4(V_R4(ps
), &V_UI4(pd
));
279 case VT_R8
: return VarUI4FromR8(V_R8(ps
), &V_UI4(pd
));
280 case VT_DATE
: return VarUI4FromDate(V_DATE(ps
), &V_UI4(pd
));
281 case VT_BOOL
: return VarUI4FromBool(V_BOOL(ps
), &V_UI4(pd
));
282 case VT_CY
: return VarUI4FromCy(V_CY(ps
), &V_UI4(pd
));
283 case VT_DECIMAL
: return VarUI4FromDec(&V_DECIMAL(ps
), &V_UI4(pd
));
284 case VT_DISPATCH
: return VarUI4FromDisp(V_DISPATCH(ps
), lcid
, &V_UI4(pd
));
285 case VT_BSTR
: return VarUI4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI4(pd
));
292 case VT_EMPTY
: V_UI8(pd
) = 0; return S_OK
;
293 case VT_I4
: if (V_I4(ps
) < 0) return DISP_E_OVERFLOW
; V_UI8(pd
) = V_I4(ps
); return S_OK
;
294 case VT_I1
: return VarUI8FromI1(V_I1(ps
), &V_UI8(pd
));
295 case VT_I2
: return VarUI8FromI2(V_I2(ps
), &V_UI8(pd
));
296 case VT_UI1
: return VarUI8FromUI1(V_UI1(ps
), &V_UI8(pd
));
297 case VT_UI2
: return VarUI8FromUI2(V_UI2(ps
), &V_UI8(pd
));
298 case VT_UI4
: return VarUI8FromUI4(V_UI4(ps
), &V_UI8(pd
));
299 case VT_I8
: return VarUI8FromI8(V_I8(ps
), &V_UI8(pd
));
300 case VT_R4
: return VarUI8FromR4(V_R4(ps
), &V_UI8(pd
));
301 case VT_R8
: return VarUI8FromR8(V_R8(ps
), &V_UI8(pd
));
302 case VT_DATE
: return VarUI8FromDate(V_DATE(ps
), &V_UI8(pd
));
303 case VT_BOOL
: return VarUI8FromBool(V_BOOL(ps
), &V_UI8(pd
));
304 case VT_CY
: return VarUI8FromCy(V_CY(ps
), &V_UI8(pd
));
305 case VT_DECIMAL
: return VarUI8FromDec(&V_DECIMAL(ps
), &V_UI8(pd
));
306 case VT_DISPATCH
: return VarUI8FromDisp(V_DISPATCH(ps
), lcid
, &V_UI8(pd
));
307 case VT_BSTR
: return VarUI8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI8(pd
));
314 case VT_EMPTY
: V_I8(pd
) = 0; return S_OK
;
315 case VT_I4
: V_I8(pd
) = V_I4(ps
); return S_OK
;
316 case VT_I1
: return VarI8FromI1(V_I1(ps
), &V_I8(pd
));
317 case VT_I2
: return VarI8FromI2(V_I2(ps
), &V_I8(pd
));
318 case VT_UI1
: return VarI8FromUI1(V_UI1(ps
), &V_I8(pd
));
319 case VT_UI2
: return VarI8FromUI2(V_UI2(ps
), &V_I8(pd
));
320 case VT_UI4
: return VarI8FromUI4(V_UI4(ps
), &V_I8(pd
));
321 case VT_UI8
: return VarI8FromUI8(V_I8(ps
), &V_I8(pd
));
322 case VT_R4
: return VarI8FromR4(V_R4(ps
), &V_I8(pd
));
323 case VT_R8
: return VarI8FromR8(V_R8(ps
), &V_I8(pd
));
324 case VT_DATE
: return VarI8FromDate(V_DATE(ps
), &V_I8(pd
));
325 case VT_BOOL
: return VarI8FromBool(V_BOOL(ps
), &V_I8(pd
));
326 case VT_CY
: return VarI8FromCy(V_CY(ps
), &V_I8(pd
));
327 case VT_DECIMAL
: return VarI8FromDec(&V_DECIMAL(ps
), &V_I8(pd
));
328 case VT_DISPATCH
: return VarI8FromDisp(V_DISPATCH(ps
), lcid
, &V_I8(pd
));
329 case VT_BSTR
: return VarI8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I8(pd
));
336 case VT_EMPTY
: V_R4(pd
) = 0.0f
; return S_OK
;
337 case VT_I1
: return VarR4FromI1(V_I1(ps
), &V_R4(pd
));
338 case VT_I2
: return VarR4FromI2(V_I2(ps
), &V_R4(pd
));
339 case VT_I4
: return VarR4FromI4(V_I4(ps
), &V_R4(pd
));
340 case VT_UI1
: return VarR4FromUI1(V_UI1(ps
), &V_R4(pd
));
341 case VT_UI2
: return VarR4FromUI2(V_UI2(ps
), &V_R4(pd
));
342 case VT_UI4
: return VarR4FromUI4(V_UI4(ps
), &V_R4(pd
));
343 case VT_I8
: return VarR4FromI8(V_I8(ps
), &V_R4(pd
));
344 case VT_UI8
: return VarR4FromUI8(V_UI8(ps
), &V_R4(pd
));
345 case VT_R8
: return VarR4FromR8(V_R8(ps
), &V_R4(pd
));
346 case VT_DATE
: return VarR4FromDate(V_DATE(ps
), &V_R4(pd
));
347 case VT_BOOL
: return VarR4FromBool(V_BOOL(ps
), &V_R4(pd
));
348 case VT_CY
: return VarR4FromCy(V_CY(ps
), &V_R4(pd
));
349 case VT_DECIMAL
: return VarR4FromDec(&V_DECIMAL(ps
), &V_R4(pd
));
350 case VT_DISPATCH
: return VarR4FromDisp(V_DISPATCH(ps
), lcid
, &V_R4(pd
));
351 case VT_BSTR
: return VarR4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_R4(pd
));
358 case VT_EMPTY
: V_R8(pd
) = 0.0; return S_OK
;
359 case VT_I1
: return VarR8FromI1(V_I1(ps
), &V_R8(pd
));
360 case VT_I2
: return VarR8FromI2(V_I2(ps
), &V_R8(pd
));
361 case VT_I4
: return VarR8FromI4(V_I4(ps
), &V_R8(pd
));
362 case VT_UI1
: return VarR8FromUI1(V_UI1(ps
), &V_R8(pd
));
363 case VT_UI2
: return VarR8FromUI2(V_UI2(ps
), &V_R8(pd
));
364 case VT_UI4
: return VarR8FromUI4(V_UI4(ps
), &V_R8(pd
));
365 case VT_I8
: return VarR8FromI8(V_I8(ps
), &V_R8(pd
));
366 case VT_UI8
: return VarR8FromUI8(V_UI8(ps
), &V_R8(pd
));
367 case VT_R4
: return VarR8FromR4(V_R4(ps
), &V_R8(pd
));
368 case VT_DATE
: return VarR8FromDate(V_DATE(ps
), &V_R8(pd
));
369 case VT_BOOL
: return VarR8FromBool(V_BOOL(ps
), &V_R8(pd
));
370 case VT_CY
: return VarR8FromCy(V_CY(ps
), &V_R8(pd
));
371 case VT_DECIMAL
: return VarR8FromDec(&V_DECIMAL(ps
), &V_R8(pd
));
372 case VT_DISPATCH
: return VarR8FromDisp(V_DISPATCH(ps
), lcid
, &V_R8(pd
));
373 case VT_BSTR
: return VarR8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_R8(pd
));
380 case VT_EMPTY
: V_DATE(pd
) = 0.0; return S_OK
;
381 case VT_I1
: return VarDateFromI1(V_I1(ps
), &V_DATE(pd
));
382 case VT_I2
: return VarDateFromI2(V_I2(ps
), &V_DATE(pd
));
383 case VT_I4
: return VarDateFromI4(V_I4(ps
), &V_DATE(pd
));
384 case VT_UI1
: return VarDateFromUI1(V_UI1(ps
), &V_DATE(pd
));
385 case VT_UI2
: return VarDateFromUI2(V_UI2(ps
), &V_DATE(pd
));
386 case VT_UI4
: return VarDateFromUI4(V_UI4(ps
), &V_DATE(pd
));
387 case VT_I8
: return VarDateFromI8(V_I8(ps
), &V_DATE(pd
));
388 case VT_UI8
: return VarDateFromUI8(V_UI8(ps
), &V_DATE(pd
));
389 case VT_R4
: return VarDateFromR4(V_R4(ps
), &V_DATE(pd
));
390 case VT_R8
: return VarDateFromR8(V_R8(ps
), &V_DATE(pd
));
391 case VT_BOOL
: return VarDateFromBool(V_BOOL(ps
), &V_DATE(pd
));
392 case VT_CY
: return VarDateFromCy(V_CY(ps
), &V_DATE(pd
));
393 case VT_DECIMAL
: return VarDateFromDec(&V_DECIMAL(ps
), &V_DATE(pd
));
394 case VT_DISPATCH
: return VarDateFromDisp(V_DISPATCH(ps
), lcid
, &V_DATE(pd
));
395 case VT_BSTR
: return VarDateFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_DATE(pd
));
402 case VT_EMPTY
: V_BOOL(pd
) = 0; return S_OK
;
403 case VT_I1
: return VarBoolFromI1(V_I1(ps
), &V_BOOL(pd
));
404 case VT_I2
: return VarBoolFromI2(V_I2(ps
), &V_BOOL(pd
));
405 case VT_I4
: return VarBoolFromI4(V_I4(ps
), &V_BOOL(pd
));
406 case VT_UI1
: return VarBoolFromUI1(V_UI1(ps
), &V_BOOL(pd
));
407 case VT_UI2
: return VarBoolFromUI2(V_UI2(ps
), &V_BOOL(pd
));
408 case VT_UI4
: return VarBoolFromUI4(V_UI4(ps
), &V_BOOL(pd
));
409 case VT_I8
: return VarBoolFromI8(V_I8(ps
), &V_BOOL(pd
));
410 case VT_UI8
: return VarBoolFromUI8(V_UI8(ps
), &V_BOOL(pd
));
411 case VT_R4
: return VarBoolFromR4(V_R4(ps
), &V_BOOL(pd
));
412 case VT_R8
: return VarBoolFromR8(V_R8(ps
), &V_BOOL(pd
));
413 case VT_DATE
: return VarBoolFromDate(V_DATE(ps
), &V_BOOL(pd
));
414 case VT_CY
: return VarBoolFromCy(V_CY(ps
), &V_BOOL(pd
));
415 case VT_DECIMAL
: return VarBoolFromDec(&V_DECIMAL(ps
), &V_BOOL(pd
));
416 case VT_DISPATCH
: return VarBoolFromDisp(V_DISPATCH(ps
), lcid
, &V_BOOL(pd
));
417 case VT_BSTR
: return VarBoolFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_BOOL(pd
));
425 V_BSTR(pd
) = SysAllocStringLen(NULL
, 0);
426 return V_BSTR(pd
) ? S_OK
: E_OUTOFMEMORY
;
428 if (wFlags
& (VARIANT_ALPHABOOL
|VARIANT_LOCALBOOL
))
429 return VarBstrFromBool(V_BOOL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
430 return VarBstrFromI2(V_BOOL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
431 case VT_I1
: return VarBstrFromI1(V_I1(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
432 case VT_I2
: return VarBstrFromI2(V_I2(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
433 case VT_I4
: return VarBstrFromI4(V_I4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
434 case VT_UI1
: return VarBstrFromUI1(V_UI1(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
435 case VT_UI2
: return VarBstrFromUI2(V_UI2(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
436 case VT_UI4
: return VarBstrFromUI4(V_UI4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
437 case VT_I8
: return VarBstrFromI8(V_I8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
438 case VT_UI8
: return VarBstrFromUI8(V_UI8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
439 case VT_R4
: return VarBstrFromR4(V_R4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
440 case VT_R8
: return VarBstrFromR8(V_R8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
441 case VT_DATE
: return VarBstrFromDate(V_DATE(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
442 case VT_CY
: return VarBstrFromCy(V_CY(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
443 case VT_DECIMAL
: return VarBstrFromDec(&V_DECIMAL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
444 /* case VT_DISPATCH: return VarBstrFromDisp(V_DISPATCH(ps), lcid, dwFlags, &V_BSTR(pd)); */
451 case VT_EMPTY
: V_CY(pd
).int64
= 0; return S_OK
;
452 case VT_I1
: return VarCyFromI1(V_I1(ps
), &V_CY(pd
));
453 case VT_I2
: return VarCyFromI2(V_I2(ps
), &V_CY(pd
));
454 case VT_I4
: return VarCyFromI4(V_I4(ps
), &V_CY(pd
));
455 case VT_UI1
: return VarCyFromUI1(V_UI1(ps
), &V_CY(pd
));
456 case VT_UI2
: return VarCyFromUI2(V_UI2(ps
), &V_CY(pd
));
457 case VT_UI4
: return VarCyFromUI4(V_UI4(ps
), &V_CY(pd
));
458 case VT_I8
: return VarCyFromI8(V_I8(ps
), &V_CY(pd
));
459 case VT_UI8
: return VarCyFromUI8(V_UI8(ps
), &V_CY(pd
));
460 case VT_R4
: return VarCyFromR4(V_R4(ps
), &V_CY(pd
));
461 case VT_R8
: return VarCyFromR8(V_R8(ps
), &V_CY(pd
));
462 case VT_DATE
: return VarCyFromDate(V_DATE(ps
), &V_CY(pd
));
463 case VT_BOOL
: return VarCyFromBool(V_BOOL(ps
), &V_CY(pd
));
464 case VT_DECIMAL
: return VarCyFromDec(&V_DECIMAL(ps
), &V_CY(pd
));
465 case VT_DISPATCH
: return VarCyFromDisp(V_DISPATCH(ps
), lcid
, &V_CY(pd
));
466 case VT_BSTR
: return VarCyFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_CY(pd
));
475 DEC_SIGNSCALE(&V_DECIMAL(pd
)) = SIGNSCALE(DECIMAL_POS
,0);
476 DEC_HI32(&V_DECIMAL(pd
)) = 0;
477 DEC_MID32(&V_DECIMAL(pd
)) = 0;
478 /* VarDecFromBool() coerces to -1/0, ChangeTypeEx() coerces to 1/0.
479 * VT_NULL and VT_EMPTY always give a 0 value.
481 DEC_LO32(&V_DECIMAL(pd
)) = vtFrom
== VT_BOOL
&& V_BOOL(ps
) ? 1 : 0;
483 case VT_I1
: return VarDecFromI1(V_I1(ps
), &V_DECIMAL(pd
));
484 case VT_I2
: return VarDecFromI2(V_I2(ps
), &V_DECIMAL(pd
));
485 case VT_I4
: return VarDecFromI4(V_I4(ps
), &V_DECIMAL(pd
));
486 case VT_UI1
: return VarDecFromUI1(V_UI1(ps
), &V_DECIMAL(pd
));
487 case VT_UI2
: return VarDecFromUI2(V_UI2(ps
), &V_DECIMAL(pd
));
488 case VT_UI4
: return VarDecFromUI4(V_UI4(ps
), &V_DECIMAL(pd
));
489 case VT_I8
: return VarDecFromI8(V_I8(ps
), &V_DECIMAL(pd
));
490 case VT_UI8
: return VarDecFromUI8(V_UI8(ps
), &V_DECIMAL(pd
));
491 case VT_R4
: return VarDecFromR4(V_R4(ps
), &V_DECIMAL(pd
));
492 case VT_R8
: return VarDecFromR8(V_R8(ps
), &V_DECIMAL(pd
));
493 case VT_DATE
: return VarDecFromDate(V_DATE(ps
), &V_DECIMAL(pd
));
494 case VT_CY
: return VarDecFromCy(V_CY(pd
), &V_DECIMAL(ps
));
495 case VT_DISPATCH
: return VarDecFromDisp(V_DISPATCH(ps
), lcid
, &V_DECIMAL(ps
));
496 case VT_BSTR
: return VarDecFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_DECIMAL(pd
));
504 if (V_DISPATCH(ps
) == NULL
)
505 V_UNKNOWN(pd
) = NULL
;
507 res
= IDispatch_QueryInterface(V_DISPATCH(ps
), &IID_IUnknown
, (LPVOID
*)&V_UNKNOWN(pd
));
516 if (V_UNKNOWN(ps
) == NULL
)
517 V_DISPATCH(pd
) = NULL
;
519 res
= IUnknown_QueryInterface(V_UNKNOWN(ps
), &IID_IDispatch
, (LPVOID
*)&V_DISPATCH(pd
));
530 /* Coerce to/from an array */
531 static inline HRESULT
VARIANT_CoerceArray(VARIANTARG
* pd
, VARIANTARG
* ps
, VARTYPE vt
)
533 if (vt
== VT_BSTR
&& V_VT(ps
) == (VT_ARRAY
|VT_UI1
))
534 return BstrFromVector(V_ARRAY(ps
), &V_BSTR(pd
));
536 if (V_VT(ps
) == VT_BSTR
&& vt
== (VT_ARRAY
|VT_UI1
))
537 return VectorFromBstr(V_BSTR(ps
), &V_ARRAY(ps
));
540 return SafeArrayCopy(V_ARRAY(ps
), &V_ARRAY(pd
));
542 return DISP_E_TYPEMISMATCH
;
545 /******************************************************************************
546 * Check if a variants type is valid.
548 static inline HRESULT
VARIANT_ValidateType(VARTYPE vt
)
550 VARTYPE vtExtra
= vt
& VT_EXTRA_TYPE
;
554 if (!(vtExtra
& (VT_VECTOR
|VT_RESERVED
)))
556 if (vt
< VT_VOID
|| vt
== VT_RECORD
|| vt
== VT_CLSID
)
558 if ((vtExtra
& (VT_BYREF
|VT_ARRAY
)) && vt
<= VT_NULL
)
559 return DISP_E_BADVARTYPE
;
560 if (vt
!= (VARTYPE
)15)
564 return DISP_E_BADVARTYPE
;
567 /******************************************************************************
568 * VariantInit [OLEAUT32.8]
570 * Initialise a variant.
573 * pVarg [O] Variant to initialise
579 * This function simply sets the type of the variant to VT_EMPTY. It does not
580 * free any existing value, use VariantClear() for that.
582 void WINAPI
VariantInit(VARIANTARG
* pVarg
)
584 TRACE("(%p)\n", pVarg
);
586 V_VT(pVarg
) = VT_EMPTY
; /* Native doesn't set any other fields */
589 /******************************************************************************
590 * VariantClear [OLEAUT32.9]
595 * pVarg [I/O] Variant to clear
598 * Success: S_OK. Any previous value in pVarg is freed and its type is set to VT_EMPTY.
599 * Failure: DISP_E_BADVARTYPE, if the variant is a not a valid variant type.
601 HRESULT WINAPI
VariantClear(VARIANTARG
* pVarg
)
605 TRACE("(%p->(%s%s))\n", pVarg
, debugstr_VT(pVarg
), debugstr_VF(pVarg
));
607 hres
= VARIANT_ValidateType(V_VT(pVarg
));
611 if (!V_ISBYREF(pVarg
))
613 if (V_ISARRAY(pVarg
) || V_VT(pVarg
) == VT_SAFEARRAY
)
616 hres
= SafeArrayDestroy(V_ARRAY(pVarg
));
618 else if (V_VT(pVarg
) == VT_BSTR
)
621 SysFreeString(V_BSTR(pVarg
));
623 else if (V_VT(pVarg
) == VT_RECORD
)
625 struct __tagBRECORD
* pBr
= &V_UNION(pVarg
,brecVal
);
628 IRecordInfo_RecordClear(pBr
->pRecInfo
, pBr
->pvRecord
);
629 IRecordInfo_Release(pBr
->pRecInfo
);
632 else if (V_VT(pVarg
) == VT_DISPATCH
||
633 V_VT(pVarg
) == VT_UNKNOWN
)
635 if (V_UNKNOWN(pVarg
))
636 IUnknown_Release(V_UNKNOWN(pVarg
));
638 else if (V_VT(pVarg
) == VT_VARIANT
)
640 if (V_VARIANTREF(pVarg
))
641 VariantClear(V_VARIANTREF(pVarg
));
644 V_VT(pVarg
) = VT_EMPTY
;
649 /******************************************************************************
650 * Copy an IRecordInfo object contained in a variant.
652 static HRESULT
VARIANT_CopyIRecordInfo(struct __tagBRECORD
* pBr
)
660 hres
= IRecordInfo_GetSize(pBr
->pRecInfo
, &ulSize
);
663 PVOID pvRecord
= HeapAlloc(GetProcessHeap(), 0, ulSize
);
665 hres
= E_OUTOFMEMORY
;
668 memcpy(pvRecord
, pBr
->pvRecord
, ulSize
);
669 pBr
->pvRecord
= pvRecord
;
671 hres
= IRecordInfo_RecordCopy(pBr
->pRecInfo
, pvRecord
, pvRecord
);
673 IRecordInfo_AddRef(pBr
->pRecInfo
);
677 else if (pBr
->pvRecord
)
682 /******************************************************************************
683 * VariantCopy [OLEAUT32.10]
688 * pvargDest [O] Destination for copy
689 * pvargSrc [I] Source variant to copy
692 * Success: S_OK. pvargDest contains a copy of pvargSrc.
693 * Failure: DISP_E_BADVARTYPE, if either variant has an invalid type.
694 * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
695 * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
696 * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
699 * - If pvargSrc == pvargDest, this function does nothing, and succeeds if
700 * pvargSrc is valid. Otherwise, pvargDest is always cleared using
701 * VariantClear() before pvargSrc is copied to it. If clearing pvargDest
702 * fails, so does this function.
703 * - VT_CLSID is a valid type type for pvargSrc, but not for pvargDest.
704 * - For by-value non-intrinsic types, a deep copy is made, i.e. The whole value
705 * is copied rather than just any pointers to it.
706 * - For by-value object types the object pointer is copied and the objects
707 * reference count increased using IUnknown_AddRef().
708 * - For all by-reference types, only the referencing pointer is copied.
710 HRESULT WINAPI
VariantCopy(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
)
714 TRACE("(%p->(%s%s),%p->(%s%s))\n", pvargDest
, debugstr_VT(pvargDest
),
715 debugstr_VF(pvargDest
), pvargSrc
, debugstr_VT(pvargSrc
),
716 debugstr_VF(pvargSrc
));
718 if (V_TYPE(pvargSrc
) == VT_CLSID
|| /* VT_CLSID is a special case */
719 FAILED(VARIANT_ValidateType(V_VT(pvargSrc
))))
720 return DISP_E_BADVARTYPE
;
722 if (pvargSrc
!= pvargDest
&&
723 SUCCEEDED(hres
= VariantClear(pvargDest
)))
725 *pvargDest
= *pvargSrc
; /* Shallow copy the value */
727 if (!V_ISBYREF(pvargSrc
))
729 if (V_ISARRAY(pvargSrc
))
731 if (V_ARRAY(pvargSrc
))
732 hres
= SafeArrayCopy(V_ARRAY(pvargSrc
), &V_ARRAY(pvargDest
));
734 else if (V_VT(pvargSrc
) == VT_BSTR
)
736 if (V_BSTR(pvargSrc
))
738 V_BSTR(pvargDest
) = SysAllocStringByteLen((char*)V_BSTR(pvargSrc
), SysStringByteLen(V_BSTR(pvargSrc
)));
739 if (!V_BSTR(pvargDest
))
741 TRACE("!V_BSTR(pvargDest), SysAllocStringByteLen() failed to allocate %d bytes\n", SysStringByteLen(V_BSTR(pvargSrc
)));
742 hres
= E_OUTOFMEMORY
;
746 else if (V_VT(pvargSrc
) == VT_RECORD
)
748 hres
= VARIANT_CopyIRecordInfo(&V_UNION(pvargDest
,brecVal
));
750 else if (V_VT(pvargSrc
) == VT_DISPATCH
||
751 V_VT(pvargSrc
) == VT_UNKNOWN
)
753 if (V_UNKNOWN(pvargSrc
))
754 IUnknown_AddRef(V_UNKNOWN(pvargSrc
));
761 /* Return the byte size of a variants data */
762 static inline size_t VARIANT_DataSize(const VARIANT
* pv
)
767 case VT_UI1
: return sizeof(BYTE
); break;
769 case VT_UI2
: return sizeof(SHORT
); break;
773 case VT_UI4
: return sizeof(LONG
); break;
775 case VT_UI8
: return sizeof(LONGLONG
); break;
776 case VT_R4
: return sizeof(float); break;
777 case VT_R8
: return sizeof(double); break;
778 case VT_DATE
: return sizeof(DATE
); break;
779 case VT_BOOL
: return sizeof(VARIANT_BOOL
); break;
782 case VT_BSTR
: return sizeof(void*); break;
783 case VT_CY
: return sizeof(CY
); break;
784 case VT_ERROR
: return sizeof(SCODE
); break;
786 TRACE("Shouldn't be called for vt %s%s!\n", debugstr_VT(pv
), debugstr_VF(pv
));
790 /******************************************************************************
791 * VariantCopyInd [OLEAUT32.11]
793 * Copy a variant, dereferencing it it is by-reference.
796 * pvargDest [O] Destination for copy
797 * pvargSrc [I] Source variant to copy
800 * Success: S_OK. pvargDest contains a copy of pvargSrc.
801 * Failure: An HRESULT error code indicating the error.
804 * Failure: DISP_E_BADVARTYPE, if either variant has an invalid by-value type.
805 * E_INVALIDARG, if pvargSrc is an invalid by-reference type.
806 * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
807 * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
808 * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
811 * - If pvargSrc is by-value, this function behaves exactly as VariantCopy().
812 * - If pvargSrc is by-reference, the value copied to pvargDest is the pointed-to
814 * - if pvargSrc == pvargDest, this function dereferences in place. Otherwise,
815 * pvargDest is always cleared using VariantClear() before pvargSrc is copied
816 * to it. If clearing pvargDest fails, so does this function.
818 HRESULT WINAPI
VariantCopyInd(VARIANT
* pvargDest
, VARIANTARG
* pvargSrc
)
820 VARIANTARG vTmp
, *pSrc
= pvargSrc
;
824 TRACE("(%p->(%s%s),%p->(%s%s))\n", pvargDest
, debugstr_VT(pvargDest
),
825 debugstr_VF(pvargDest
), pvargSrc
, debugstr_VT(pvargSrc
),
826 debugstr_VF(pvargSrc
));
828 if (!V_ISBYREF(pvargSrc
))
829 return VariantCopy(pvargDest
, pvargSrc
);
831 /* Argument checking is more lax than VariantCopy()... */
832 vt
= V_TYPE(pvargSrc
);
833 if (V_ISARRAY(pvargSrc
) ||
834 (vt
> VT_NULL
&& vt
!= (VARTYPE
)15 && vt
< VT_VOID
&&
835 !(V_VT(pvargSrc
) & (VT_VECTOR
|VT_RESERVED
))))
840 return E_INVALIDARG
; /* ...And the return value for invalid types differs too */
842 if (pvargSrc
== pvargDest
)
844 /* In place copy. Use a shallow copy of pvargSrc & init pvargDest.
845 * This avoids an expensive VariantCopy() call - e.g. SafeArrayCopy().
849 V_VT(pvargDest
) = VT_EMPTY
;
853 /* Copy into another variant. Free the variant in pvargDest */
854 if (FAILED(hres
= VariantClear(pvargDest
)))
856 TRACE("VariantClear() of destination failed\n");
863 /* Native doesn't check that *V_ARRAYREF(pSrc) is valid */
864 hres
= SafeArrayCopy(*V_ARRAYREF(pSrc
), &V_ARRAY(pvargDest
));
866 else if (V_VT(pSrc
) == (VT_BSTR
|VT_BYREF
))
868 /* Native doesn't check that *V_BSTRREF(pSrc) is valid */
869 V_BSTR(pvargDest
) = SysAllocStringByteLen((char*)*V_BSTRREF(pSrc
), SysStringByteLen(*V_BSTRREF(pSrc
)));
871 else if (V_VT(pSrc
) == (VT_RECORD
|VT_BYREF
))
873 V_UNION(pvargDest
,brecVal
) = V_UNION(pvargSrc
,brecVal
);
874 hres
= VARIANT_CopyIRecordInfo(&V_UNION(pvargDest
,brecVal
));
876 else if (V_VT(pSrc
) == (VT_DISPATCH
|VT_BYREF
) ||
877 V_VT(pSrc
) == (VT_UNKNOWN
|VT_BYREF
))
879 /* Native doesn't check that *V_UNKNOWNREF(pSrc) is valid */
880 V_UNKNOWN(pvargDest
) = *V_UNKNOWNREF(pSrc
);
881 if (*V_UNKNOWNREF(pSrc
))
882 IUnknown_AddRef(*V_UNKNOWNREF(pSrc
));
884 else if (V_VT(pSrc
) == (VT_VARIANT
|VT_BYREF
))
886 /* Native doesn't check that *V_VARIANTREF(pSrc) is valid */
887 if (V_VT(V_VARIANTREF(pSrc
)) == (VT_VARIANT
|VT_BYREF
))
888 hres
= E_INVALIDARG
; /* Don't dereference more than one level */
890 hres
= VariantCopyInd(pvargDest
, V_VARIANTREF(pSrc
));
892 /* Use the dereferenced variants type value, not VT_VARIANT */
893 goto VariantCopyInd_Return
;
895 else if (V_VT(pSrc
) == (VT_DECIMAL
|VT_BYREF
))
897 memcpy(&DEC_SCALE(&V_DECIMAL(pvargDest
)), &DEC_SCALE(V_DECIMALREF(pSrc
)),
898 sizeof(DECIMAL
) - sizeof(USHORT
));
902 /* Copy the pointed to data into this variant */
903 memcpy(&V_BYREF(pvargDest
), V_BYREF(pSrc
), VARIANT_DataSize(pSrc
));
906 V_VT(pvargDest
) = V_VT(pSrc
) & ~VT_BYREF
;
908 VariantCopyInd_Return
:
910 if (pSrc
!= pvargSrc
)
913 TRACE("returning 0x%08lx, %p->(%s%s)\n", hres
, pvargDest
,
914 debugstr_VT(pvargDest
), debugstr_VF(pvargDest
));
918 /******************************************************************************
919 * VariantChangeType [OLEAUT32.12]
921 * Change the type of a variant.
924 * pvargDest [O] Destination for the converted variant
925 * pvargSrc [O] Source variant to change the type of
926 * wFlags [I] VARIANT_ flags from "oleauto.h"
927 * vt [I] Variant type to change pvargSrc into
930 * Success: S_OK. pvargDest contains the converted value.
931 * Failure: An HRESULT error code describing the failure.
934 * The LCID used for the conversion is LOCALE_USER_DEFAULT.
935 * See VariantChangeTypeEx.
937 HRESULT WINAPI
VariantChangeType(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
,
938 USHORT wFlags
, VARTYPE vt
)
940 return VariantChangeTypeEx( pvargDest
, pvargSrc
, LOCALE_USER_DEFAULT
, wFlags
, vt
);
943 /******************************************************************************
944 * VariantChangeTypeEx [OLEAUT32.147]
946 * Change the type of a variant.
949 * pvargDest [O] Destination for the converted variant
950 * pvargSrc [O] Source variant to change the type of
951 * lcid [I] LCID for the conversion
952 * wFlags [I] VARIANT_ flags from "oleauto.h"
953 * vt [I] Variant type to change pvargSrc into
956 * Success: S_OK. pvargDest contains the converted value.
957 * Failure: An HRESULT error code describing the failure.
960 * pvargDest and pvargSrc can point to the same variant to perform an in-place
961 * conversion. If the conversion is successful, pvargSrc will be freed.
963 HRESULT WINAPI
VariantChangeTypeEx(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
,
964 LCID lcid
, USHORT wFlags
, VARTYPE vt
)
968 TRACE("(%p->(%s%s),%p->(%s%s),0x%08lx,0x%04x,%s%s)\n", pvargDest
,
969 debugstr_VT(pvargDest
), debugstr_VF(pvargDest
), pvargSrc
,
970 debugstr_VT(pvargSrc
), debugstr_VF(pvargSrc
), lcid
, wFlags
,
971 debugstr_vt(vt
), debugstr_vf(vt
));
974 res
= DISP_E_BADVARTYPE
;
977 res
= VARIANT_ValidateType(V_VT(pvargSrc
));
981 res
= VARIANT_ValidateType(vt
);
987 if(V_VT(pvargSrc
)&VT_BYREF
&& !V_BYREF(pvargSrc
))
988 res
= DISP_E_TYPEMISMATCH
;
991 V_VT(&vTmp
) = VT_EMPTY
;
992 res
= VariantCopyInd(&vTmp
, pvargSrc
);
997 res
= VariantClear(pvargDest
);
1001 if (V_ISARRAY(&vTmp
) || (vt
& VT_ARRAY
))
1002 res
= VARIANT_CoerceArray(pvargDest
, &vTmp
, vt
);
1004 res
= VARIANT_Coerce(pvargDest
, lcid
, wFlags
, &vTmp
, vt
);
1007 V_VT(pvargDest
) = vt
;
1009 VariantClear(&vTmp
);
1015 TRACE("returning 0x%08lx, %p->(%s%s)\n", res
, pvargDest
,
1016 debugstr_VT(pvargDest
), debugstr_VF(pvargDest
));
1020 /* Date Conversions */
1022 #define IsLeapYear(y) (((y % 4) == 0) && (((y % 100) != 0) || ((y % 400) == 0)))
1024 /* Convert a VT_DATE value to a Julian Date */
1025 static inline int VARIANT_JulianFromDate(int dateIn
)
1027 int julianDays
= dateIn
;
1029 julianDays
-= DATE_MIN
; /* Convert to + days from 1 Jan 100 AD */
1030 julianDays
+= 1757585; /* Convert to + days from 23 Nov 4713 BC (Julian) */
1034 /* Convert a Julian Date to a VT_DATE value */
1035 static inline int VARIANT_DateFromJulian(int dateIn
)
1037 int julianDays
= dateIn
;
1039 julianDays
-= 1757585; /* Convert to + days from 1 Jan 100 AD */
1040 julianDays
+= DATE_MIN
; /* Convert to +/- days from 1 Jan 1899 AD */
1044 /* Convert a Julian date to Day/Month/Year - from PostgreSQL */
1045 static inline void VARIANT_DMYFromJulian(int jd
, USHORT
*year
, USHORT
*month
, USHORT
*day
)
1051 l
-= (n
* 146097 + 3) / 4;
1052 i
= (4000 * (l
+ 1)) / 1461001;
1053 l
+= 31 - (i
* 1461) / 4;
1054 j
= (l
* 80) / 2447;
1055 *day
= l
- (j
* 2447) / 80;
1057 *month
= (j
+ 2) - (12 * l
);
1058 *year
= 100 * (n
- 49) + i
+ l
;
1061 /* Convert Day/Month/Year to a Julian date - from PostgreSQL */
1062 static inline double VARIANT_JulianFromDMY(USHORT year
, USHORT month
, USHORT day
)
1064 int m12
= (month
- 14) / 12;
1066 return ((1461 * (year
+ 4800 + m12
)) / 4 + (367 * (month
- 2 - 12 * m12
)) / 12 -
1067 (3 * ((year
+ 4900 + m12
) / 100)) / 4 + day
- 32075);
1070 /* Macros for accessing DOS format date/time fields */
1071 #define DOS_YEAR(x) (1980 + (x >> 9))
1072 #define DOS_MONTH(x) ((x >> 5) & 0xf)
1073 #define DOS_DAY(x) (x & 0x1f)
1074 #define DOS_HOUR(x) (x >> 11)
1075 #define DOS_MINUTE(x) ((x >> 5) & 0x3f)
1076 #define DOS_SECOND(x) ((x & 0x1f) << 1)
1077 /* Create a DOS format date/time */
1078 #define DOS_DATE(d,m,y) (d | (m << 5) | ((y-1980) << 9))
1079 #define DOS_TIME(h,m,s) ((s >> 1) | (m << 5) | (h << 11))
1081 /* Roll a date forwards or backwards to correct it */
1082 static HRESULT
VARIANT_RollUdate(UDATE
*lpUd
)
1084 static const BYTE days
[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
1086 TRACE("Raw date: %d/%d/%d %d:%d:%d\n", lpUd
->st
.wDay
, lpUd
->st
.wMonth
,
1087 lpUd
->st
.wYear
, lpUd
->st
.wHour
, lpUd
->st
.wMinute
, lpUd
->st
.wSecond
);
1089 /* Years < 100 are treated as 1900 + year */
1090 if (lpUd
->st
.wYear
< 100)
1091 lpUd
->st
.wYear
+= 1900;
1093 if (!lpUd
->st
.wMonth
)
1095 /* Roll back to December of the previous year */
1096 lpUd
->st
.wMonth
= 12;
1099 else while (lpUd
->st
.wMonth
> 12)
1101 /* Roll forward the correct number of months */
1103 lpUd
->st
.wMonth
-= 12;
1106 if (lpUd
->st
.wYear
> 9999 || lpUd
->st
.wHour
> 23 ||
1107 lpUd
->st
.wMinute
> 59 || lpUd
->st
.wSecond
> 59)
1108 return E_INVALIDARG
; /* Invalid values */
1112 /* Roll back the date one day */
1113 if (lpUd
->st
.wMonth
== 1)
1115 /* Roll back to December 31 of the previous year */
1117 lpUd
->st
.wMonth
= 12;
1122 lpUd
->st
.wMonth
--; /* Previous month */
1123 if (lpUd
->st
.wMonth
== 2 && IsLeapYear(lpUd
->st
.wYear
))
1124 lpUd
->st
.wDay
= 29; /* Februaury has 29 days on leap years */
1126 lpUd
->st
.wDay
= days
[lpUd
->st
.wMonth
]; /* Last day of the month */
1129 else if (lpUd
->st
.wDay
> 28)
1131 int rollForward
= 0;
1133 /* Possibly need to roll the date forward */
1134 if (lpUd
->st
.wMonth
== 2 && IsLeapYear(lpUd
->st
.wYear
))
1135 rollForward
= lpUd
->st
.wDay
- 29; /* Februaury has 29 days on leap years */
1137 rollForward
= lpUd
->st
.wDay
- days
[lpUd
->st
.wMonth
];
1139 if (rollForward
> 0)
1141 lpUd
->st
.wDay
= rollForward
;
1143 if (lpUd
->st
.wMonth
> 12)
1145 lpUd
->st
.wMonth
= 1; /* Roll forward into January of the next year */
1150 TRACE("Rolled date: %d/%d/%d %d:%d:%d\n", lpUd
->st
.wDay
, lpUd
->st
.wMonth
,
1151 lpUd
->st
.wYear
, lpUd
->st
.wHour
, lpUd
->st
.wMinute
, lpUd
->st
.wSecond
);
1155 /**********************************************************************
1156 * DosDateTimeToVariantTime [OLEAUT32.14]
1158 * Convert a Dos format date and time into variant VT_DATE format.
1161 * wDosDate [I] Dos format date
1162 * wDosTime [I] Dos format time
1163 * pDateOut [O] Destination for VT_DATE format
1166 * Success: TRUE. pDateOut contains the converted time.
1167 * Failure: FALSE, if wDosDate or wDosTime are invalid (see notes).
1170 * - Dos format dates can only hold dates from 1-Jan-1980 to 31-Dec-2099.
1171 * - Dos format times are accurate to only 2 second precision.
1172 * - The format of a Dos Date is:
1173 *| Bits Values Meaning
1174 *| ---- ------ -------
1175 *| 0-4 1-31 Day of the week. 0 rolls back one day. A value greater than
1176 *| the days in the month rolls forward the extra days.
1177 *| 5-8 1-12 Month of the year. 0 rolls back to December of the previous
1178 *| year. 13-15 are invalid.
1179 *| 9-15 0-119 Year based from 1980 (Max 2099). 120-127 are invalid.
1180 * - The format of a Dos Time is:
1181 *| Bits Values Meaning
1182 *| ---- ------ -------
1183 *| 0-4 0-29 Seconds/2. 30 and 31 are invalid.
1184 *| 5-10 0-59 Minutes. 60-63 are invalid.
1185 *| 11-15 0-23 Hours (24 hour clock). 24-32 are invalid.
1187 INT WINAPI
DosDateTimeToVariantTime(USHORT wDosDate
, USHORT wDosTime
,
1192 TRACE("(0x%x(%d/%d/%d),0x%x(%d:%d:%d),%p)\n",
1193 wDosDate
, DOS_YEAR(wDosDate
), DOS_MONTH(wDosDate
), DOS_DAY(wDosDate
),
1194 wDosTime
, DOS_HOUR(wDosTime
), DOS_MINUTE(wDosTime
), DOS_SECOND(wDosTime
),
1197 ud
.st
.wYear
= DOS_YEAR(wDosDate
);
1198 ud
.st
.wMonth
= DOS_MONTH(wDosDate
);
1199 if (ud
.st
.wYear
> 2099 || ud
.st
.wMonth
> 12)
1201 ud
.st
.wDay
= DOS_DAY(wDosDate
);
1202 ud
.st
.wHour
= DOS_HOUR(wDosTime
);
1203 ud
.st
.wMinute
= DOS_MINUTE(wDosTime
);
1204 ud
.st
.wSecond
= DOS_SECOND(wDosTime
);
1205 ud
.st
.wDayOfWeek
= ud
.st
.wMilliseconds
= 0;
1207 return !VarDateFromUdate(&ud
, 0, pDateOut
);
1210 /**********************************************************************
1211 * VariantTimeToDosDateTime [OLEAUT32.13]
1213 * Convert a variant format date into a Dos format date and time.
1215 * dateIn [I] VT_DATE time format
1216 * pwDosDate [O] Destination for Dos format date
1217 * pwDosTime [O] Destination for Dos format time
1220 * Success: TRUE. pwDosDate and pwDosTime contains the converted values.
1221 * Failure: FALSE, if dateIn cannot be represented in Dos format.
1224 * See DosDateTimeToVariantTime() for Dos format details and bugs.
1226 INT WINAPI
VariantTimeToDosDateTime(double dateIn
, USHORT
*pwDosDate
, USHORT
*pwDosTime
)
1230 TRACE("(%g,%p,%p)\n", dateIn
, pwDosDate
, pwDosTime
);
1232 if (FAILED(VarUdateFromDate(dateIn
, 0, &ud
)))
1235 if (ud
.st
.wYear
< 1980 || ud
.st
.wYear
> 2099)
1238 *pwDosDate
= DOS_DATE(ud
.st
.wDay
, ud
.st
.wMonth
, ud
.st
.wYear
);
1239 *pwDosTime
= DOS_TIME(ud
.st
.wHour
, ud
.st
.wMinute
, ud
.st
.wSecond
);
1241 TRACE("Returning 0x%x(%d/%d/%d), 0x%x(%d:%d:%d)\n",
1242 *pwDosDate
, DOS_YEAR(*pwDosDate
), DOS_MONTH(*pwDosDate
), DOS_DAY(*pwDosDate
),
1243 *pwDosTime
, DOS_HOUR(*pwDosTime
), DOS_MINUTE(*pwDosTime
), DOS_SECOND(*pwDosTime
));
1247 /***********************************************************************
1248 * SystemTimeToVariantTime [OLEAUT32.184]
1250 * Convert a System format date and time into variant VT_DATE format.
1253 * lpSt [I] System format date and time
1254 * pDateOut [O] Destination for VT_DATE format date
1257 * Success: TRUE. *pDateOut contains the converted value.
1258 * Failure: FALSE, if lpSt cannot be represented in VT_DATE format.
1260 INT WINAPI
SystemTimeToVariantTime(LPSYSTEMTIME lpSt
, double *pDateOut
)
1264 TRACE("(%p->%d/%d/%d %d:%d:%d,%p)\n", lpSt
, lpSt
->wDay
, lpSt
->wMonth
,
1265 lpSt
->wYear
, lpSt
->wHour
, lpSt
->wMinute
, lpSt
->wSecond
, pDateOut
);
1267 if (lpSt
->wMonth
> 12)
1270 memcpy(&ud
.st
, lpSt
, sizeof(ud
.st
));
1271 return !VarDateFromUdate(&ud
, 0, pDateOut
);
1274 /***********************************************************************
1275 * VariantTimeToSystemTime [OLEAUT32.185]
1277 * Convert a variant VT_DATE into a System format date and time.
1280 * datein [I] Variant VT_DATE format date
1281 * lpSt [O] Destination for System format date and time
1284 * Success: TRUE. *lpSt contains the converted value.
1285 * Failure: FALSE, if dateIn is too large or small.
1287 INT WINAPI
VariantTimeToSystemTime(double dateIn
, LPSYSTEMTIME lpSt
)
1291 TRACE("(%g,%p)\n", dateIn
, lpSt
);
1293 if (FAILED(VarUdateFromDate(dateIn
, 0, &ud
)))
1296 memcpy(lpSt
, &ud
.st
, sizeof(ud
.st
));
1300 /***********************************************************************
1301 * VarDateFromUdateEx [OLEAUT32.319]
1303 * Convert an unpacked format date and time to a variant VT_DATE.
1306 * pUdateIn [I] Unpacked format date and time to convert
1307 * lcid [I] Locale identifier for the conversion
1308 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1309 * pDateOut [O] Destination for variant VT_DATE.
1312 * Success: S_OK. *pDateOut contains the converted value.
1313 * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
1315 HRESULT WINAPI
VarDateFromUdateEx(UDATE
*pUdateIn
, LCID lcid
, ULONG dwFlags
, DATE
*pDateOut
)
1320 TRACE("(%p->%d/%d/%d %d:%d:%d:%d %d %d,0x%08lx,0x%08lx,%p)\n", pUdateIn
,
1321 pUdateIn
->st
.wMonth
, pUdateIn
->st
.wDay
, pUdateIn
->st
.wYear
,
1322 pUdateIn
->st
.wHour
, pUdateIn
->st
.wMinute
, pUdateIn
->st
.wSecond
,
1323 pUdateIn
->st
.wMilliseconds
, pUdateIn
->st
.wDayOfWeek
,
1324 pUdateIn
->wDayOfYear
, lcid
, dwFlags
, pDateOut
);
1326 if (lcid
!= MAKELCID(MAKELANGID(LANG_ENGLISH
, SUBLANG_ENGLISH_US
), SORT_DEFAULT
))
1327 FIXME("lcid possibly not handled, treating as en-us\n");
1329 memcpy(&ud
, pUdateIn
, sizeof(ud
));
1331 if (dwFlags
& VAR_VALIDDATE
)
1332 WARN("Ignoring VAR_VALIDDATE\n");
1334 if (FAILED(VARIANT_RollUdate(&ud
)))
1335 return E_INVALIDARG
;
1338 dateVal
= VARIANT_DateFromJulian(VARIANT_JulianFromDMY(ud
.st
.wYear
, ud
.st
.wMonth
, ud
.st
.wDay
));
1341 dateVal
+= ud
.st
.wHour
/ 24.0;
1342 dateVal
+= ud
.st
.wMinute
/ 1440.0;
1343 dateVal
+= ud
.st
.wSecond
/ 86400.0;
1344 dateVal
+= ud
.st
.wMilliseconds
/ 86400000.0;
1346 TRACE("Returning %g\n", dateVal
);
1347 *pDateOut
= dateVal
;
1351 /***********************************************************************
1352 * VarDateFromUdate [OLEAUT32.330]
1354 * Convert an unpacked format date and time to a variant VT_DATE.
1357 * pUdateIn [I] Unpacked format date and time to convert
1358 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1359 * pDateOut [O] Destination for variant VT_DATE.
1362 * Success: S_OK. *pDateOut contains the converted value.
1363 * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
1366 * This function uses the United States English locale for the conversion. Use
1367 * VarDateFromUdateEx() for alternate locales.
1369 HRESULT WINAPI
VarDateFromUdate(UDATE
*pUdateIn
, ULONG dwFlags
, DATE
*pDateOut
)
1371 LCID lcid
= MAKELCID(MAKELANGID(LANG_ENGLISH
, SUBLANG_ENGLISH_US
), SORT_DEFAULT
);
1373 return VarDateFromUdateEx(pUdateIn
, lcid
, dwFlags
, pDateOut
);
1376 /***********************************************************************
1377 * VarUdateFromDate [OLEAUT32.331]
1379 * Convert a variant VT_DATE into an unpacked format date and time.
1382 * datein [I] Variant VT_DATE format date
1383 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1384 * lpUdate [O] Destination for unpacked format date and time
1387 * Success: S_OK. *lpUdate contains the converted value.
1388 * Failure: E_INVALIDARG, if dateIn is too large or small.
1390 HRESULT WINAPI
VarUdateFromDate(DATE dateIn
, ULONG dwFlags
, UDATE
*lpUdate
)
1392 /* Cumulative totals of days per month */
1393 static const USHORT cumulativeDays
[] =
1395 0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
1397 double datePart
, timePart
;
1400 TRACE("(%g,0x%08lx,%p)\n", dateIn
, dwFlags
, lpUdate
);
1402 if (dateIn
<= (DATE_MIN
- 1.0) || dateIn
>= (DATE_MAX
+ 1.0))
1403 return E_INVALIDARG
;
1405 datePart
= dateIn
< 0.0 ? ceil(dateIn
) : floor(dateIn
);
1406 /* Compensate for int truncation (always downwards) */
1407 timePart
= dateIn
- datePart
+ 0.00000000001;
1408 if (timePart
>= 1.0)
1409 timePart
-= 0.00000000001;
1412 julianDays
= VARIANT_JulianFromDate(dateIn
);
1413 VARIANT_DMYFromJulian(julianDays
, &lpUdate
->st
.wYear
, &lpUdate
->st
.wMonth
,
1416 datePart
= (datePart
+ 1.5) / 7.0;
1417 lpUdate
->st
.wDayOfWeek
= (datePart
- floor(datePart
)) * 7;
1418 if (lpUdate
->st
.wDayOfWeek
== 0)
1419 lpUdate
->st
.wDayOfWeek
= 5;
1420 else if (lpUdate
->st
.wDayOfWeek
== 1)
1421 lpUdate
->st
.wDayOfWeek
= 6;
1423 lpUdate
->st
.wDayOfWeek
-= 2;
1425 if (lpUdate
->st
.wMonth
> 2 && IsLeapYear(lpUdate
->st
.wYear
))
1426 lpUdate
->wDayOfYear
= 1; /* After February, in a leap year */
1428 lpUdate
->wDayOfYear
= 0;
1430 lpUdate
->wDayOfYear
+= cumulativeDays
[lpUdate
->st
.wMonth
];
1431 lpUdate
->wDayOfYear
+= lpUdate
->st
.wDay
;
1435 lpUdate
->st
.wHour
= timePart
;
1436 timePart
-= lpUdate
->st
.wHour
;
1438 lpUdate
->st
.wMinute
= timePart
;
1439 timePart
-= lpUdate
->st
.wMinute
;
1441 lpUdate
->st
.wSecond
= timePart
;
1442 timePart
-= lpUdate
->st
.wSecond
;
1443 lpUdate
->st
.wMilliseconds
= 0;
1446 /* Round the milliseconds, adjusting the time/date forward if needed */
1447 if (lpUdate
->st
.wSecond
< 59)
1448 lpUdate
->st
.wSecond
++;
1451 lpUdate
->st
.wSecond
= 0;
1452 if (lpUdate
->st
.wMinute
< 59)
1453 lpUdate
->st
.wMinute
++;
1456 lpUdate
->st
.wMinute
= 0;
1457 if (lpUdate
->st
.wHour
< 23)
1458 lpUdate
->st
.wHour
++;
1461 lpUdate
->st
.wHour
= 0;
1462 /* Roll over a whole day */
1463 if (++lpUdate
->st
.wDay
> 28)
1464 VARIANT_RollUdate(lpUdate
);
1472 #define GET_NUMBER_TEXT(fld,name) \
1474 if (!GetLocaleInfoW(lcid, lctype|fld, buff, 2)) \
1475 WARN("buffer too small for " #fld "\n"); \
1477 if (buff[0]) lpChars->name = buff[0]; \
1478 TRACE("lcid 0x%lx, " #name "=%d '%c'\n", lcid, lpChars->name, lpChars->name)
1480 /* Get the valid number characters for an lcid */
1481 void VARIANT_GetLocalisedNumberChars(VARIANT_NUMBER_CHARS
*lpChars
, LCID lcid
, DWORD dwFlags
)
1483 static const VARIANT_NUMBER_CHARS defaultChars
= { '-','+','.',',','$',0,'.',',' };
1484 LCTYPE lctype
= dwFlags
& LOCALE_NOUSEROVERRIDE
;
1487 memcpy(lpChars
, &defaultChars
, sizeof(defaultChars
));
1488 GET_NUMBER_TEXT(LOCALE_SNEGATIVESIGN
, cNegativeSymbol
);
1489 GET_NUMBER_TEXT(LOCALE_SPOSITIVESIGN
, cPositiveSymbol
);
1490 GET_NUMBER_TEXT(LOCALE_SDECIMAL
, cDecimalPoint
);
1491 GET_NUMBER_TEXT(LOCALE_STHOUSAND
, cDigitSeperator
);
1492 GET_NUMBER_TEXT(LOCALE_SMONDECIMALSEP
, cCurrencyDecimalPoint
);
1493 GET_NUMBER_TEXT(LOCALE_SMONTHOUSANDSEP
, cCurrencyDigitSeperator
);
1495 /* Local currency symbols are often 2 characters */
1496 lpChars
->cCurrencyLocal2
= '\0';
1497 switch(GetLocaleInfoW(lcid
, lctype
|LOCALE_SCURRENCY
, buff
, sizeof(buff
)/sizeof(WCHAR
)))
1499 case 3: lpChars
->cCurrencyLocal2
= buff
[1]; /* Fall through */
1500 case 2: lpChars
->cCurrencyLocal
= buff
[0];
1502 default: WARN("buffer too small for LOCALE_SCURRENCY\n");
1504 TRACE("lcid 0x%lx, cCurrencyLocal =%d,%d '%c','%c'\n", lcid
, lpChars
->cCurrencyLocal
,
1505 lpChars
->cCurrencyLocal2
, lpChars
->cCurrencyLocal
, lpChars
->cCurrencyLocal2
);
1508 /* Number Parsing States */
1509 #define B_PROCESSING_EXPONENT 0x1
1510 #define B_NEGATIVE_EXPONENT 0x2
1511 #define B_EXPONENT_START 0x4
1512 #define B_INEXACT_ZEROS 0x8
1513 #define B_LEADING_ZERO 0x10
1514 #define B_PROCESSING_HEX 0x20
1515 #define B_PROCESSING_OCT 0x40
1517 /**********************************************************************
1518 * VarParseNumFromStr [OLEAUT32.46]
1520 * Parse a string containing a number into a NUMPARSE structure.
1523 * lpszStr [I] String to parse number from
1524 * lcid [I] Locale Id for the conversion
1525 * dwFlags [I] 0, or LOCALE_NOUSEROVERRIDE to use system default number chars
1526 * pNumprs [I/O] Destination for parsed number
1527 * rgbDig [O] Destination for digits read in
1530 * Success: S_OK. pNumprs and rgbDig contain the parsed representation of
1532 * Failure: E_INVALIDARG, if any parameter is invalid.
1533 * DISP_E_TYPEMISMATCH, if the string is not a number or is formatted
1535 * DISP_E_OVERFLOW, if rgbDig is too small to hold the number.
1538 * pNumprs must have the following fields set:
1539 * cDig: Set to the size of rgbDig.
1540 * dwInFlags: Set to the allowable syntax of the number using NUMPRS_ flags
1544 * - I am unsure if this function should parse non-arabic (e.g. Thai)
1545 * numerals, so this has not been implemented.
1547 HRESULT WINAPI
VarParseNumFromStr(OLECHAR
*lpszStr
, LCID lcid
, ULONG dwFlags
,
1548 NUMPARSE
*pNumprs
, BYTE
*rgbDig
)
1550 VARIANT_NUMBER_CHARS chars
;
1552 DWORD dwState
= B_EXPONENT_START
|B_INEXACT_ZEROS
;
1553 int iMaxDigits
= sizeof(rgbTmp
) / sizeof(BYTE
);
1556 TRACE("(%s,%ld,0x%08lx,%p,%p)\n", debugstr_w(lpszStr
), lcid
, dwFlags
, pNumprs
, rgbDig
);
1558 if (!pNumprs
|| !rgbDig
)
1559 return E_INVALIDARG
;
1561 if (pNumprs
->cDig
< iMaxDigits
)
1562 iMaxDigits
= pNumprs
->cDig
;
1565 pNumprs
->dwOutFlags
= 0;
1566 pNumprs
->cchUsed
= 0;
1567 pNumprs
->nBaseShift
= 0;
1568 pNumprs
->nPwr10
= 0;
1571 return DISP_E_TYPEMISMATCH
;
1573 VARIANT_GetLocalisedNumberChars(&chars
, lcid
, dwFlags
);
1575 /* First consume all the leading symbols and space from the string */
1578 if (pNumprs
->dwInFlags
& NUMPRS_LEADING_WHITE
&& isspaceW(*lpszStr
))
1580 pNumprs
->dwOutFlags
|= NUMPRS_LEADING_WHITE
;
1585 } while (isspaceW(*lpszStr
));
1587 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_PLUS
&&
1588 *lpszStr
== chars
.cPositiveSymbol
&&
1589 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_PLUS
))
1591 pNumprs
->dwOutFlags
|= NUMPRS_LEADING_PLUS
;
1595 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_MINUS
&&
1596 *lpszStr
== chars
.cNegativeSymbol
&&
1597 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_MINUS
))
1599 pNumprs
->dwOutFlags
|= (NUMPRS_LEADING_MINUS
|NUMPRS_NEG
);
1603 else if (pNumprs
->dwInFlags
& NUMPRS_CURRENCY
&&
1604 !(pNumprs
->dwOutFlags
& NUMPRS_CURRENCY
) &&
1605 *lpszStr
== chars
.cCurrencyLocal
&&
1606 (!chars
.cCurrencyLocal2
|| lpszStr
[1] == chars
.cCurrencyLocal2
))
1608 pNumprs
->dwOutFlags
|= NUMPRS_CURRENCY
;
1611 /* Only accept currency characters */
1612 chars
.cDecimalPoint
= chars
.cCurrencyDecimalPoint
;
1613 chars
.cDigitSeperator
= chars
.cCurrencyDigitSeperator
;
1615 else if (pNumprs
->dwInFlags
& NUMPRS_PARENS
&& *lpszStr
== '(' &&
1616 !(pNumprs
->dwOutFlags
& NUMPRS_PARENS
))
1618 pNumprs
->dwOutFlags
|= NUMPRS_PARENS
;
1626 if (!(pNumprs
->dwOutFlags
& NUMPRS_CURRENCY
))
1628 /* Only accept non-currency characters */
1629 chars
.cCurrencyDecimalPoint
= chars
.cDecimalPoint
;
1630 chars
.cCurrencyDigitSeperator
= chars
.cDigitSeperator
;
1633 if ((*lpszStr
== '&' && (*(lpszStr
+1) == 'H' || *(lpszStr
+1) == 'h')) &&
1634 pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1636 dwState
|= B_PROCESSING_HEX
;
1637 pNumprs
->dwOutFlags
|= NUMPRS_HEX_OCT
;
1641 else if ((*lpszStr
== '&' && (*(lpszStr
+1) == 'O' || *(lpszStr
+1) == 'o')) &&
1642 pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1644 dwState
|= B_PROCESSING_OCT
;
1645 pNumprs
->dwOutFlags
|= NUMPRS_HEX_OCT
;
1650 /* Strip Leading zeros */
1651 while (*lpszStr
== '0')
1653 dwState
|= B_LEADING_ZERO
;
1660 if (isdigitW(*lpszStr
))
1662 if (dwState
& B_PROCESSING_EXPONENT
)
1664 int exponentSize
= 0;
1665 if (dwState
& B_EXPONENT_START
)
1667 while (*lpszStr
== '0')
1669 /* Skip leading zero's in the exponent */
1673 if (!isdigitW(*lpszStr
))
1674 break; /* No exponent digits - invalid */
1677 while (isdigitW(*lpszStr
))
1680 exponentSize
+= *lpszStr
- '0';
1684 if (dwState
& B_NEGATIVE_EXPONENT
)
1685 exponentSize
= -exponentSize
;
1686 /* Add the exponent into the powers of 10 */
1687 pNumprs
->nPwr10
+= exponentSize
;
1688 dwState
&= ~(B_PROCESSING_EXPONENT
|B_EXPONENT_START
);
1689 lpszStr
--; /* back up to allow processing of next char */
1693 if ((pNumprs
->cDig
>= iMaxDigits
) && !(dwState
& B_PROCESSING_HEX
)
1694 && !(dwState
& B_PROCESSING_OCT
))
1696 pNumprs
->dwOutFlags
|= NUMPRS_INEXACT
;
1698 if (*lpszStr
!= '0')
1699 dwState
&= ~B_INEXACT_ZEROS
; /* Inexact number with non-trailing zeros */
1701 /* This digit can't be represented, but count it in nPwr10 */
1702 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1709 if ((dwState
& B_PROCESSING_OCT
) && ((*lpszStr
== '8') || (*lpszStr
== '9'))) {
1710 return DISP_E_TYPEMISMATCH
;
1713 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1714 pNumprs
->nPwr10
--; /* Count decimal points in nPwr10 */
1716 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- '0';
1722 else if (*lpszStr
== chars
.cDigitSeperator
&& pNumprs
->dwInFlags
& NUMPRS_THOUSANDS
)
1724 pNumprs
->dwOutFlags
|= NUMPRS_THOUSANDS
;
1727 else if (*lpszStr
== chars
.cDecimalPoint
&&
1728 pNumprs
->dwInFlags
& NUMPRS_DECIMAL
&&
1729 !(pNumprs
->dwOutFlags
& (NUMPRS_DECIMAL
|NUMPRS_EXPONENT
)))
1731 pNumprs
->dwOutFlags
|= NUMPRS_DECIMAL
;
1734 /* Remove trailing zeros from the whole number part */
1735 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1741 /* If we have no digits so far, skip leading zeros */
1744 while (lpszStr
[1] == '0')
1746 dwState
|= B_LEADING_ZERO
;
1752 else if ((*lpszStr
== 'e' || *lpszStr
== 'E') &&
1753 pNumprs
->dwInFlags
& NUMPRS_EXPONENT
&&
1754 !(pNumprs
->dwOutFlags
& NUMPRS_EXPONENT
))
1756 dwState
|= B_PROCESSING_EXPONENT
;
1757 pNumprs
->dwOutFlags
|= NUMPRS_EXPONENT
;
1760 else if (dwState
& B_PROCESSING_EXPONENT
&& *lpszStr
== chars
.cPositiveSymbol
)
1762 cchUsed
++; /* Ignore positive exponent */
1764 else if (dwState
& B_PROCESSING_EXPONENT
&& *lpszStr
== chars
.cNegativeSymbol
)
1766 dwState
|= B_NEGATIVE_EXPONENT
;
1769 else if (((*lpszStr
>= 'a' && *lpszStr
<= 'f') ||
1770 (*lpszStr
>= 'A' && *lpszStr
<= 'F')) &&
1771 dwState
& B_PROCESSING_HEX
)
1773 if (pNumprs
->cDig
>= iMaxDigits
)
1775 return DISP_E_OVERFLOW
;
1779 if (*lpszStr
>= 'a')
1780 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- 'a' + 10;
1782 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- 'A' + 10;
1788 break; /* Stop at an unrecognised character */
1793 if (!pNumprs
->cDig
&& dwState
& B_LEADING_ZERO
)
1795 /* Ensure a 0 on its own gets stored */
1800 if (pNumprs
->dwOutFlags
& NUMPRS_EXPONENT
&& dwState
& B_PROCESSING_EXPONENT
)
1802 pNumprs
->cchUsed
= cchUsed
;
1803 return DISP_E_TYPEMISMATCH
; /* Failed to completely parse the exponent */
1806 if (pNumprs
->dwOutFlags
& NUMPRS_INEXACT
)
1808 if (dwState
& B_INEXACT_ZEROS
)
1809 pNumprs
->dwOutFlags
&= ~NUMPRS_INEXACT
; /* All zeros doesn't set NUMPRS_INEXACT */
1810 } else if(pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1812 /* copy all of the digits into the output digit buffer */
1813 /* this is exactly what windows does although it also returns */
1814 /* cDig of X and writes X+Y where Y>=0 number of digits to rgbDig */
1815 memcpy(rgbDig
, rgbTmp
, pNumprs
->cDig
* sizeof(BYTE
));
1817 if (dwState
& B_PROCESSING_HEX
) {
1818 /* hex numbers have always the same format */
1820 pNumprs
->nBaseShift
=4;
1822 if (dwState
& B_PROCESSING_OCT
) {
1823 /* oct numbers have always the same format */
1825 pNumprs
->nBaseShift
=3;
1827 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1829 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1840 /* Remove trailing zeros from the last (whole number or decimal) part */
1841 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1843 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1852 if (pNumprs
->cDig
<= iMaxDigits
)
1853 pNumprs
->dwOutFlags
&= ~NUMPRS_INEXACT
; /* Ignore stripped zeros for NUMPRS_INEXACT */
1855 pNumprs
->cDig
= iMaxDigits
; /* Only return iMaxDigits worth of digits */
1857 /* Copy the digits we processed into rgbDig */
1858 memcpy(rgbDig
, rgbTmp
, pNumprs
->cDig
* sizeof(BYTE
));
1860 /* Consume any trailing symbols and space */
1863 if ((pNumprs
->dwInFlags
& NUMPRS_TRAILING_WHITE
) && isspaceW(*lpszStr
))
1865 pNumprs
->dwOutFlags
|= NUMPRS_TRAILING_WHITE
;
1870 } while (isspaceW(*lpszStr
));
1872 else if (pNumprs
->dwInFlags
& NUMPRS_TRAILING_PLUS
&&
1873 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_PLUS
) &&
1874 *lpszStr
== chars
.cPositiveSymbol
)
1876 pNumprs
->dwOutFlags
|= NUMPRS_TRAILING_PLUS
;
1880 else if (pNumprs
->dwInFlags
& NUMPRS_TRAILING_MINUS
&&
1881 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_MINUS
) &&
1882 *lpszStr
== chars
.cNegativeSymbol
)
1884 pNumprs
->dwOutFlags
|= (NUMPRS_TRAILING_MINUS
|NUMPRS_NEG
);
1888 else if (pNumprs
->dwInFlags
& NUMPRS_PARENS
&& *lpszStr
== ')' &&
1889 pNumprs
->dwOutFlags
& NUMPRS_PARENS
)
1893 pNumprs
->dwOutFlags
|= NUMPRS_NEG
;
1899 if (pNumprs
->dwOutFlags
& NUMPRS_PARENS
&& !(pNumprs
->dwOutFlags
& NUMPRS_NEG
))
1901 pNumprs
->cchUsed
= cchUsed
;
1902 return DISP_E_TYPEMISMATCH
; /* Opening parenthesis not matched */
1905 if (pNumprs
->dwInFlags
& NUMPRS_USE_ALL
&& *lpszStr
!= '\0')
1906 return DISP_E_TYPEMISMATCH
; /* Not all chars were consumed */
1909 return DISP_E_TYPEMISMATCH
; /* No Number found */
1911 pNumprs
->cchUsed
= cchUsed
;
1915 /* VTBIT flags indicating an integer value */
1916 #define INTEGER_VTBITS (VTBIT_I1|VTBIT_UI1|VTBIT_I2|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|VTBIT_I8|VTBIT_UI8)
1917 /* VTBIT flags indicating a real number value */
1918 #define REAL_VTBITS (VTBIT_R4|VTBIT_R8|VTBIT_CY)
1920 /**********************************************************************
1921 * VarNumFromParseNum [OLEAUT32.47]
1923 * Convert a NUMPARSE structure into a numeric Variant type.
1926 * pNumprs [I] Source for parsed number. cDig must be set to the size of rgbDig
1927 * rgbDig [I] Source for the numbers digits
1928 * dwVtBits [I] VTBIT_ flags from "oleauto.h" indicating the acceptable dest types
1929 * pVarDst [O] Destination for the converted Variant value.
1932 * Success: S_OK. pVarDst contains the converted value.
1933 * Failure: E_INVALIDARG, if any parameter is invalid.
1934 * DISP_E_OVERFLOW, if the number is too big for the types set in dwVtBits.
1937 * - The smallest favoured type present in dwVtBits that can represent the
1938 * number in pNumprs without losing precision is used.
1939 * - Signed types are preferrred over unsigned types of the same size.
1940 * - Preferred types in order are: integer, float, double, currency then decimal.
1941 * - Rounding (dropping of decimal points) occurs without error. See VarI8FromR8()
1942 * for details of the rounding method.
1943 * - pVarDst is not cleared before the result is stored in it.
1945 HRESULT WINAPI
VarNumFromParseNum(NUMPARSE
*pNumprs
, BYTE
*rgbDig
,
1946 ULONG dwVtBits
, VARIANT
*pVarDst
)
1948 /* Scale factors and limits for double arithmetic */
1949 static const double dblMultipliers
[11] = {
1950 1.0, 10.0, 100.0, 1000.0, 10000.0, 100000.0,
1951 1000000.0, 10000000.0, 100000000.0, 1000000000.0, 10000000000.0
1953 static const double dblMinimums
[11] = {
1954 R8_MIN
, R8_MIN
*10.0, R8_MIN
*100.0, R8_MIN
*1000.0, R8_MIN
*10000.0,
1955 R8_MIN
*100000.0, R8_MIN
*1000000.0, R8_MIN
*10000000.0,
1956 R8_MIN
*100000000.0, R8_MIN
*1000000000.0, R8_MIN
*10000000000.0
1958 static const double dblMaximums
[11] = {
1959 R8_MAX
, R8_MAX
/10.0, R8_MAX
/100.0, R8_MAX
/1000.0, R8_MAX
/10000.0,
1960 R8_MAX
/100000.0, R8_MAX
/1000000.0, R8_MAX
/10000000.0,
1961 R8_MAX
/100000000.0, R8_MAX
/1000000000.0, R8_MAX
/10000000000.0
1964 int wholeNumberDigits
, fractionalDigits
, divisor10
= 0, multiplier10
= 0;
1966 TRACE("(%p,%p,0x%lx,%p)\n", pNumprs
, rgbDig
, dwVtBits
, pVarDst
);
1968 if (pNumprs
->nBaseShift
)
1970 /* nBaseShift indicates a hex or octal number */
1975 /* Convert the hex or octal number string into a UI64 */
1976 for (i
= 0; i
< pNumprs
->cDig
; i
++)
1978 if (ul64
> ((UI8_MAX
>>pNumprs
->nBaseShift
) - rgbDig
[i
]))
1980 TRACE("Overflow multiplying digits\n");
1981 return DISP_E_OVERFLOW
;
1983 ul64
= (ul64
<<pNumprs
->nBaseShift
) + rgbDig
[i
];
1986 /* also make a negative representation */
1989 /* Try signed and unsigned types in size order */
1990 if (dwVtBits
& VTBIT_I1
&& ((ul64
<= I1_MAX
)||(l64
>= I1_MIN
)))
1992 V_VT(pVarDst
) = VT_I1
;
1994 V_I1(pVarDst
) = ul64
;
1996 V_I1(pVarDst
) = l64
;
1999 else if (dwVtBits
& VTBIT_UI1
&& ul64
<= UI1_MAX
)
2001 V_VT(pVarDst
) = VT_UI1
;
2002 V_UI1(pVarDst
) = ul64
;
2005 else if (dwVtBits
& VTBIT_I2
&& ((ul64
<= I2_MAX
)||(l64
>= I2_MIN
)))
2007 V_VT(pVarDst
) = VT_I2
;
2009 V_I2(pVarDst
) = ul64
;
2011 V_I2(pVarDst
) = l64
;
2014 else if (dwVtBits
& VTBIT_UI2
&& ul64
<= UI2_MAX
)
2016 V_VT(pVarDst
) = VT_UI2
;
2017 V_UI2(pVarDst
) = ul64
;
2020 else if (dwVtBits
& VTBIT_I4
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2022 V_VT(pVarDst
) = VT_I4
;
2024 V_I4(pVarDst
) = ul64
;
2026 V_I4(pVarDst
) = l64
;
2029 else if (dwVtBits
& VTBIT_UI4
&& ul64
<= UI4_MAX
)
2031 V_VT(pVarDst
) = VT_UI4
;
2032 V_UI4(pVarDst
) = ul64
;
2035 else if (dwVtBits
& VTBIT_I8
&& ((ul64
<= I4_MAX
)||(l64
>=I4_MIN
)))
2037 V_VT(pVarDst
) = VT_I8
;
2038 V_I8(pVarDst
) = ul64
;
2041 else if (dwVtBits
& VTBIT_UI8
)
2043 V_VT(pVarDst
) = VT_UI8
;
2044 V_UI8(pVarDst
) = ul64
;
2047 else if ((dwVtBits
& REAL_VTBITS
) == VTBIT_DECIMAL
)
2049 V_VT(pVarDst
) = VT_DECIMAL
;
2050 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_POS
,0);
2051 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2052 DEC_LO64(&V_DECIMAL(pVarDst
)) = ul64
;
2055 else if (dwVtBits
& VTBIT_R4
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2057 V_VT(pVarDst
) = VT_R4
;
2059 V_R4(pVarDst
) = ul64
;
2061 V_R4(pVarDst
) = l64
;
2064 else if (dwVtBits
& VTBIT_R8
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2066 V_VT(pVarDst
) = VT_R8
;
2068 V_R8(pVarDst
) = ul64
;
2070 V_R8(pVarDst
) = l64
;
2074 TRACE("Overflow: possible return types: 0x%lx, value: %s\n", dwVtBits
, wine_dbgstr_longlong(ul64
));
2075 return DISP_E_OVERFLOW
;
2078 /* Count the number of relevant fractional and whole digits stored,
2079 * And compute the divisor/multiplier to scale the number by.
2081 if (pNumprs
->nPwr10
< 0)
2083 if (-pNumprs
->nPwr10
>= pNumprs
->cDig
)
2085 /* A real number < +/- 1.0 e.g. 0.1024 or 0.01024 */
2086 wholeNumberDigits
= 0;
2087 fractionalDigits
= pNumprs
->cDig
;
2088 divisor10
= -pNumprs
->nPwr10
;
2092 /* An exactly represented real number e.g. 1.024 */
2093 wholeNumberDigits
= pNumprs
->cDig
+ pNumprs
->nPwr10
;
2094 fractionalDigits
= pNumprs
->cDig
- wholeNumberDigits
;
2095 divisor10
= pNumprs
->cDig
- wholeNumberDigits
;
2098 else if (pNumprs
->nPwr10
== 0)
2100 /* An exactly represented whole number e.g. 1024 */
2101 wholeNumberDigits
= pNumprs
->cDig
;
2102 fractionalDigits
= 0;
2104 else /* pNumprs->nPwr10 > 0 */
2106 /* A whole number followed by nPwr10 0's e.g. 102400 */
2107 wholeNumberDigits
= pNumprs
->cDig
;
2108 fractionalDigits
= 0;
2109 multiplier10
= pNumprs
->nPwr10
;
2112 TRACE("cDig %d; nPwr10 %d, whole %d, frac %d ", pNumprs
->cDig
,
2113 pNumprs
->nPwr10
, wholeNumberDigits
, fractionalDigits
);
2114 TRACE("mult %d; div %d\n", multiplier10
, divisor10
);
2116 if (dwVtBits
& (INTEGER_VTBITS
|VTBIT_DECIMAL
) &&
2117 (!fractionalDigits
|| !(dwVtBits
& (REAL_VTBITS
|VTBIT_CY
|VTBIT_DECIMAL
))))
2119 /* We have one or more integer output choices, and either:
2120 * 1) An integer input value, or
2121 * 2) A real number input value but no floating output choices.
2122 * Alternately, we have a DECIMAL output available and an integer input.
2124 * So, place the integer value into pVarDst, using the smallest type
2125 * possible and preferring signed over unsigned types.
2127 BOOL bOverflow
= FALSE
, bNegative
;
2131 /* Convert the integer part of the number into a UI8 */
2132 for (i
= 0; i
< wholeNumberDigits
; i
++)
2134 if (ul64
> (UI8_MAX
/ 10 - rgbDig
[i
]))
2136 TRACE("Overflow multiplying digits\n");
2140 ul64
= ul64
* 10 + rgbDig
[i
];
2143 /* Account for the scale of the number */
2144 if (!bOverflow
&& multiplier10
)
2146 for (i
= 0; i
< multiplier10
; i
++)
2148 if (ul64
> (UI8_MAX
/ 10))
2150 TRACE("Overflow scaling number\n");
2158 /* If we have any fractional digits, round the value.
2159 * Note we don't have to do this if divisor10 is < 1,
2160 * because this means the fractional part must be < 0.5
2162 if (!bOverflow
&& fractionalDigits
&& divisor10
> 0)
2164 const BYTE
* fracDig
= rgbDig
+ wholeNumberDigits
;
2165 BOOL bAdjust
= FALSE
;
2167 TRACE("first decimal value is %d\n", *fracDig
);
2170 bAdjust
= TRUE
; /* > 0.5 */
2171 else if (*fracDig
== 5)
2173 for (i
= 1; i
< fractionalDigits
; i
++)
2177 bAdjust
= TRUE
; /* > 0.5 */
2181 /* If exactly 0.5, round only odd values */
2182 if (i
== fractionalDigits
&& (ul64
& 1))
2188 if (ul64
== UI8_MAX
)
2190 TRACE("Overflow after rounding\n");
2197 /* Zero is not a negative number */
2198 bNegative
= pNumprs
->dwOutFlags
& NUMPRS_NEG
&& ul64
? TRUE
: FALSE
;
2200 TRACE("Integer value is %lld, bNeg %d\n", ul64
, bNegative
);
2202 /* For negative integers, try the signed types in size order */
2203 if (!bOverflow
&& bNegative
)
2205 if (dwVtBits
& (VTBIT_I1
|VTBIT_I2
|VTBIT_I4
|VTBIT_I8
))
2207 if (dwVtBits
& VTBIT_I1
&& ul64
<= -I1_MIN
)
2209 V_VT(pVarDst
) = VT_I1
;
2210 V_I1(pVarDst
) = -ul64
;
2213 else if (dwVtBits
& VTBIT_I2
&& ul64
<= -I2_MIN
)
2215 V_VT(pVarDst
) = VT_I2
;
2216 V_I2(pVarDst
) = -ul64
;
2219 else if (dwVtBits
& VTBIT_I4
&& ul64
<= -((LONGLONG
)I4_MIN
))
2221 V_VT(pVarDst
) = VT_I4
;
2222 V_I4(pVarDst
) = -ul64
;
2225 else if (dwVtBits
& VTBIT_I8
&& ul64
<= (ULONGLONG
)I8_MAX
+ 1)
2227 V_VT(pVarDst
) = VT_I8
;
2228 V_I8(pVarDst
) = -ul64
;
2231 else if ((dwVtBits
& REAL_VTBITS
) == VTBIT_DECIMAL
)
2233 /* Decimal is only output choice left - fast path */
2234 V_VT(pVarDst
) = VT_DECIMAL
;
2235 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_NEG
,0);
2236 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2237 DEC_LO64(&V_DECIMAL(pVarDst
)) = -ul64
;
2242 else if (!bOverflow
)
2244 /* For positive integers, try signed then unsigned types in size order */
2245 if (dwVtBits
& VTBIT_I1
&& ul64
<= I1_MAX
)
2247 V_VT(pVarDst
) = VT_I1
;
2248 V_I1(pVarDst
) = ul64
;
2251 else if (dwVtBits
& VTBIT_UI1
&& ul64
<= UI1_MAX
)
2253 V_VT(pVarDst
) = VT_UI1
;
2254 V_UI1(pVarDst
) = ul64
;
2257 else if (dwVtBits
& VTBIT_I2
&& ul64
<= I2_MAX
)
2259 V_VT(pVarDst
) = VT_I2
;
2260 V_I2(pVarDst
) = ul64
;
2263 else if (dwVtBits
& VTBIT_UI2
&& ul64
<= UI2_MAX
)
2265 V_VT(pVarDst
) = VT_UI2
;
2266 V_UI2(pVarDst
) = ul64
;
2269 else if (dwVtBits
& VTBIT_I4
&& ul64
<= I4_MAX
)
2271 V_VT(pVarDst
) = VT_I4
;
2272 V_I4(pVarDst
) = ul64
;
2275 else if (dwVtBits
& VTBIT_UI4
&& ul64
<= UI4_MAX
)
2277 V_VT(pVarDst
) = VT_UI4
;
2278 V_UI4(pVarDst
) = ul64
;
2281 else if (dwVtBits
& VTBIT_I8
&& ul64
<= I8_MAX
)
2283 V_VT(pVarDst
) = VT_I8
;
2284 V_I8(pVarDst
) = ul64
;
2287 else if (dwVtBits
& VTBIT_UI8
)
2289 V_VT(pVarDst
) = VT_UI8
;
2290 V_UI8(pVarDst
) = ul64
;
2293 else if ((dwVtBits
& REAL_VTBITS
) == VTBIT_DECIMAL
)
2295 /* Decimal is only output choice left - fast path */
2296 V_VT(pVarDst
) = VT_DECIMAL
;
2297 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_POS
,0);
2298 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2299 DEC_LO64(&V_DECIMAL(pVarDst
)) = ul64
;
2305 if (dwVtBits
& REAL_VTBITS
)
2307 /* Try to put the number into a float or real */
2308 BOOL bOverflow
= FALSE
, bNegative
= pNumprs
->dwOutFlags
& NUMPRS_NEG
;
2312 /* Convert the number into a double */
2313 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2314 whole
= whole
* 10.0 + rgbDig
[i
];
2316 TRACE("Whole double value is %16.16g\n", whole
);
2318 /* Account for the scale */
2319 while (multiplier10
> 10)
2321 if (whole
> dblMaximums
[10])
2323 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
);
2327 whole
= whole
* dblMultipliers
[10];
2332 if (whole
> dblMaximums
[multiplier10
])
2334 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
);
2338 whole
= whole
* dblMultipliers
[multiplier10
];
2341 TRACE("Scaled double value is %16.16g\n", whole
);
2343 while (divisor10
> 10)
2345 if (whole
< dblMinimums
[10])
2347 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
); /* Underflow */
2351 whole
= whole
/ dblMultipliers
[10];
2356 if (whole
< dblMinimums
[divisor10
])
2358 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
); /* Underflow */
2362 whole
= whole
/ dblMultipliers
[divisor10
];
2365 TRACE("Final double value is %16.16g\n", whole
);
2367 if (dwVtBits
& VTBIT_R4
&&
2368 ((whole
<= R4_MAX
&& whole
>= R4_MIN
) || whole
== 0.0))
2370 TRACE("Set R4 to final value\n");
2371 V_VT(pVarDst
) = VT_R4
; /* Fits into a float */
2372 V_R4(pVarDst
) = pNumprs
->dwOutFlags
& NUMPRS_NEG
? -whole
: whole
;
2376 if (dwVtBits
& VTBIT_R8
)
2378 TRACE("Set R8 to final value\n");
2379 V_VT(pVarDst
) = VT_R8
; /* Fits into a double */
2380 V_R8(pVarDst
) = pNumprs
->dwOutFlags
& NUMPRS_NEG
? -whole
: whole
;
2384 if (dwVtBits
& VTBIT_CY
)
2386 if (SUCCEEDED(VarCyFromR8(bNegative
? -whole
: whole
, &V_CY(pVarDst
))))
2388 V_VT(pVarDst
) = VT_CY
; /* Fits into a currency */
2389 TRACE("Set CY to final value\n");
2392 TRACE("Value Overflows CY\n");
2396 if (dwVtBits
& VTBIT_DECIMAL
)
2401 DECIMAL
* pDec
= &V_DECIMAL(pVarDst
);
2403 DECIMAL_SETZERO(pDec
);
2406 if (pNumprs
->dwOutFlags
& NUMPRS_NEG
)
2407 DEC_SIGN(pDec
) = DECIMAL_NEG
;
2409 DEC_SIGN(pDec
) = DECIMAL_POS
;
2411 /* Factor the significant digits */
2412 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2414 tmp
= (ULONG64
)DEC_LO32(pDec
) * 10 + rgbDig
[i
];
2415 carry
= (ULONG
)(tmp
>> 32);
2416 DEC_LO32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2417 tmp
= (ULONG64
)DEC_MID32(pDec
) * 10 + carry
;
2418 carry
= (ULONG
)(tmp
>> 32);
2419 DEC_MID32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2420 tmp
= (ULONG64
)DEC_HI32(pDec
) * 10 + carry
;
2421 DEC_HI32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2423 if (tmp
>> 32 & UI4_MAX
)
2425 VarNumFromParseNum_DecOverflow
:
2426 TRACE("Overflow\n");
2427 DEC_LO32(pDec
) = DEC_MID32(pDec
) = DEC_HI32(pDec
) = UI4_MAX
;
2428 return DISP_E_OVERFLOW
;
2432 /* Account for the scale of the number */
2433 while (multiplier10
> 0)
2435 tmp
= (ULONG64
)DEC_LO32(pDec
) * 10;
2436 carry
= (ULONG
)(tmp
>> 32);
2437 DEC_LO32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2438 tmp
= (ULONG64
)DEC_MID32(pDec
) * 10 + carry
;
2439 carry
= (ULONG
)(tmp
>> 32);
2440 DEC_MID32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2441 tmp
= (ULONG64
)DEC_HI32(pDec
) * 10 + carry
;
2442 DEC_HI32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2444 if (tmp
>> 32 & UI4_MAX
)
2445 goto VarNumFromParseNum_DecOverflow
;
2448 DEC_SCALE(pDec
) = divisor10
;
2450 V_VT(pVarDst
) = VT_DECIMAL
;
2453 return DISP_E_OVERFLOW
; /* No more output choices */
2456 /**********************************************************************
2457 * VarCat [OLEAUT32.318]
2459 HRESULT WINAPI
VarCat(LPVARIANT left
, LPVARIANT right
, LPVARIANT out
)
2461 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
2462 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), out
);
2464 /* Should we VariantClear out? */
2465 /* Can we handle array, vector, by ref etc. */
2466 if ((V_VT(left
)&VT_TYPEMASK
) == VT_NULL
&&
2467 (V_VT(right
)&VT_TYPEMASK
) == VT_NULL
)
2469 V_VT(out
) = VT_NULL
;
2473 if (V_VT(left
) == VT_BSTR
&& V_VT(right
) == VT_BSTR
)
2475 V_VT(out
) = VT_BSTR
;
2476 VarBstrCat (V_BSTR(left
), V_BSTR(right
), &V_BSTR(out
));
2479 if (V_VT(left
) == VT_BSTR
) {
2483 V_VT(out
) = VT_BSTR
;
2484 hres
= VariantChangeTypeEx(&bstrvar
,right
,0,0,VT_BSTR
);
2486 FIXME("Failed to convert right side from vt %d to VT_BSTR?\n",V_VT(right
));
2489 VarBstrCat (V_BSTR(left
), V_BSTR(&bstrvar
), &V_BSTR(out
));
2492 if (V_VT(right
) == VT_BSTR
) {
2496 V_VT(out
) = VT_BSTR
;
2497 hres
= VariantChangeTypeEx(&bstrvar
,left
,0,0,VT_BSTR
);
2499 FIXME("Failed to convert right side from vt %d to VT_BSTR?\n",V_VT(right
));
2502 VarBstrCat (V_BSTR(&bstrvar
), V_BSTR(right
), &V_BSTR(out
));
2505 FIXME ("types %d / %d not supported\n",V_VT(left
)&VT_TYPEMASK
, V_VT(right
)&VT_TYPEMASK
);
2509 /**********************************************************************
2510 * VarCmp [OLEAUT32.176]
2513 * NORM_IGNORECASE, NORM_IGNORENONSPACE, NORM_IGNORESYMBOLS
2514 * NORM_IGNOREWIDTH, NORM_IGNOREKANATYPE, NORM_IGNOREKASHIDA
2517 HRESULT WINAPI
VarCmp(LPVARIANT left
, LPVARIANT right
, LCID lcid
, DWORD flags
)
2527 TRACE("(%p->(%s%s),%p->(%s%s),0x%08lx,0x%08lx)\n", left
, debugstr_VT(left
),
2528 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), lcid
, flags
);
2530 VariantInit(&lv
);VariantInit(&rv
);
2531 V_VT(right
) &= ~0x8000; /* hack since we sometime get this flag. */
2532 V_VT(left
) &= ~0x8000; /* hack since we sometime get this flag. */
2534 /* If either are null, then return VARCMP_NULL */
2535 if ((V_VT(left
)&VT_TYPEMASK
) == VT_NULL
||
2536 (V_VT(right
)&VT_TYPEMASK
) == VT_NULL
)
2539 /* Strings - use VarBstrCmp */
2540 if ((V_VT(left
)&VT_TYPEMASK
) == VT_BSTR
&&
2541 (V_VT(right
)&VT_TYPEMASK
) == VT_BSTR
) {
2542 return VarBstrCmp(V_BSTR(left
), V_BSTR(right
), lcid
, flags
);
2545 xmask
= (1<<(V_VT(left
)&VT_TYPEMASK
))|(1<<(V_VT(right
)&VT_TYPEMASK
));
2546 if (xmask
& (1<<VT_R8
)) {
2547 rc
= VariantChangeType(&lv
,left
,0,VT_R8
);
2548 if (FAILED(rc
)) return rc
;
2549 rc
= VariantChangeType(&rv
,right
,0,VT_R8
);
2550 if (FAILED(rc
)) return rc
;
2552 if (V_R8(&lv
) == V_R8(&rv
)) return VARCMP_EQ
;
2553 if (V_R8(&lv
) < V_R8(&rv
)) return VARCMP_LT
;
2554 if (V_R8(&lv
) > V_R8(&rv
)) return VARCMP_GT
;
2555 return E_FAIL
; /* can't get here */
2557 if (xmask
& (1<<VT_R4
)) {
2558 rc
= VariantChangeType(&lv
,left
,0,VT_R4
);
2559 if (FAILED(rc
)) return rc
;
2560 rc
= VariantChangeType(&rv
,right
,0,VT_R4
);
2561 if (FAILED(rc
)) return rc
;
2563 if (V_R4(&lv
) == V_R4(&rv
)) return VARCMP_EQ
;
2564 if (V_R4(&lv
) < V_R4(&rv
)) return VARCMP_LT
;
2565 if (V_R4(&lv
) > V_R4(&rv
)) return VARCMP_GT
;
2566 return E_FAIL
; /* can't get here */
2569 /* Integers - Ideally like to use VarDecCmp, but no Dec support yet
2570 Use LONGLONG to maximize ranges */
2572 switch (V_VT(left
)&VT_TYPEMASK
) {
2573 case VT_I1
: lVal
= V_UNION(left
,cVal
); break;
2574 case VT_I2
: lVal
= V_UNION(left
,iVal
); break;
2575 case VT_I4
: lVal
= V_UNION(left
,lVal
); break;
2576 case VT_INT
: lVal
= V_UNION(left
,lVal
); break;
2577 case VT_UI1
: lVal
= V_UNION(left
,bVal
); break;
2578 case VT_UI2
: lVal
= V_UNION(left
,uiVal
); break;
2579 case VT_UI4
: lVal
= V_UNION(left
,ulVal
); break;
2580 case VT_UINT
: lVal
= V_UNION(left
,ulVal
); break;
2581 case VT_BOOL
: lVal
= V_UNION(left
,boolVal
); break;
2582 default: lOk
= FALSE
;
2586 switch (V_VT(right
)&VT_TYPEMASK
) {
2587 case VT_I1
: rVal
= V_UNION(right
,cVal
); break;
2588 case VT_I2
: rVal
= V_UNION(right
,iVal
); break;
2589 case VT_I4
: rVal
= V_UNION(right
,lVal
); break;
2590 case VT_INT
: rVal
= V_UNION(right
,lVal
); break;
2591 case VT_UI1
: rVal
= V_UNION(right
,bVal
); break;
2592 case VT_UI2
: rVal
= V_UNION(right
,uiVal
); break;
2593 case VT_UI4
: rVal
= V_UNION(right
,ulVal
); break;
2594 case VT_UINT
: rVal
= V_UNION(right
,ulVal
); break;
2595 case VT_BOOL
: rVal
= V_UNION(right
,boolVal
); break;
2596 default: rOk
= FALSE
;
2602 } else if (lVal
> rVal
) {
2609 /* Strings - use VarBstrCmp */
2610 if ((V_VT(left
)&VT_TYPEMASK
) == VT_DATE
&&
2611 (V_VT(right
)&VT_TYPEMASK
) == VT_DATE
) {
2613 if (floor(V_UNION(left
,date
)) == floor(V_UNION(right
,date
))) {
2614 /* Due to floating point rounding errors, calculate varDate in whole numbers) */
2615 double wholePart
= 0.0;
2619 /* Get the fraction * 24*60*60 to make it into whole seconds */
2620 wholePart
= (double) floor( V_UNION(left
,date
) );
2621 if (wholePart
== 0) wholePart
= 1;
2622 leftR
= floor(fmod( V_UNION(left
,date
), wholePart
) * (24*60*60));
2624 wholePart
= (double) floor( V_UNION(right
,date
) );
2625 if (wholePart
== 0) wholePart
= 1;
2626 rightR
= floor(fmod( V_UNION(right
,date
), wholePart
) * (24*60*60));
2628 if (leftR
< rightR
) {
2630 } else if (leftR
> rightR
) {
2636 } else if (V_UNION(left
,date
) < V_UNION(right
,date
)) {
2638 } else if (V_UNION(left
,date
) > V_UNION(right
,date
)) {
2642 FIXME("VarCmp partial implementation, doesn't support vt 0x%x / 0x%x\n",V_VT(left
), V_VT(right
));
2646 /**********************************************************************
2647 * VarAnd [OLEAUT32.142]
2650 HRESULT WINAPI
VarAnd(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
2652 HRESULT rc
= E_FAIL
;
2654 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
2655 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
2657 if ((V_VT(left
)&VT_TYPEMASK
) == VT_BOOL
&&
2658 (V_VT(right
)&VT_TYPEMASK
) == VT_BOOL
) {
2660 V_VT(result
) = VT_BOOL
;
2661 if (V_BOOL(left
) && V_BOOL(right
)) {
2662 V_BOOL(result
) = VARIANT_TRUE
;
2664 V_BOOL(result
) = VARIANT_FALSE
;
2675 int resT
= 0; /* Testing has shown I2 & I2 == I2, all else
2676 becomes I4, even unsigned ints (incl. UI2) */
2679 switch (V_VT(left
)&VT_TYPEMASK
) {
2680 case VT_I1
: lVal
= V_UNION(left
,cVal
); resT
=VT_I4
; break;
2681 case VT_I2
: lVal
= V_UNION(left
,iVal
); resT
=VT_I2
; break;
2682 case VT_I4
: lVal
= V_UNION(left
,lVal
); resT
=VT_I4
; break;
2683 case VT_INT
: lVal
= V_UNION(left
,lVal
); resT
=VT_I4
; break;
2684 case VT_UI1
: lVal
= V_UNION(left
,bVal
); resT
=VT_I4
; break;
2685 case VT_UI2
: lVal
= V_UNION(left
,uiVal
); resT
=VT_I4
; break;
2686 case VT_UI4
: lVal
= V_UNION(left
,ulVal
); resT
=VT_I4
; break;
2687 case VT_UINT
: lVal
= V_UNION(left
,ulVal
); resT
=VT_I4
; break;
2688 case VT_BOOL
: rVal
= V_UNION(left
,boolVal
); resT
=VT_I4
; break;
2689 default: lOk
= FALSE
;
2693 switch (V_VT(right
)&VT_TYPEMASK
) {
2694 case VT_I1
: rVal
= V_UNION(right
,cVal
); resT
=VT_I4
; break;
2695 case VT_I2
: rVal
= V_UNION(right
,iVal
); resT
=max(VT_I2
, resT
); break;
2696 case VT_I4
: rVal
= V_UNION(right
,lVal
); resT
=VT_I4
; break;
2697 case VT_INT
: rVal
= V_UNION(right
,lVal
); resT
=VT_I4
; break;
2698 case VT_UI1
: rVal
= V_UNION(right
,bVal
); resT
=VT_I4
; break;
2699 case VT_UI2
: rVal
= V_UNION(right
,uiVal
); resT
=VT_I4
; break;
2700 case VT_UI4
: rVal
= V_UNION(right
,ulVal
); resT
=VT_I4
; break;
2701 case VT_UINT
: rVal
= V_UNION(right
,ulVal
); resT
=VT_I4
; break;
2702 case VT_BOOL
: rVal
= V_UNION(right
,boolVal
); resT
=VT_I4
; break;
2703 default: rOk
= FALSE
;
2707 res
= (lVal
& rVal
);
2708 V_VT(result
) = resT
;
2710 case VT_I2
: V_UNION(result
,iVal
) = res
; break;
2711 case VT_I4
: V_UNION(result
,lVal
) = res
; break;
2713 FIXME("Unexpected result variant type %x\n", resT
);
2714 V_UNION(result
,lVal
) = res
;
2719 FIXME("VarAnd stub\n");
2723 TRACE("returning 0x%8lx (%s%s),%ld\n", rc
, debugstr_VT(result
),
2724 debugstr_VF(result
), V_VT(result
) == VT_I4
? V_I4(result
) : V_I2(result
));
2728 /**********************************************************************
2729 * VarAdd [OLEAUT32.141]
2730 * FIXME: From MSDN: If ... Then
2731 * Both expressions are of the string type Concatenated.
2732 * One expression is a string type and the other a character Addition.
2733 * One expression is numeric and the other is a string Addition.
2734 * Both expressions are numeric Addition.
2735 * Either expression is NULL NULL is returned.
2736 * Both expressions are empty Integer subtype is returned.
2739 HRESULT WINAPI
VarAdd(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
2741 HRESULT rc
= E_FAIL
;
2743 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
2744 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
2746 if ((V_VT(left
)&VT_TYPEMASK
) == VT_EMPTY
)
2747 return VariantCopy(result
,right
);
2749 if ((V_VT(right
)&VT_TYPEMASK
) == VT_EMPTY
)
2750 return VariantCopy(result
,left
);
2752 /* check if we add doubles */
2753 if (((V_VT(left
)&VT_TYPEMASK
) == VT_R8
) || ((V_VT(right
)&VT_TYPEMASK
) == VT_R8
)) {
2761 switch (V_VT(left
)&VT_TYPEMASK
) {
2762 case VT_I1
: lVal
= V_UNION(left
,cVal
); break;
2763 case VT_I2
: lVal
= V_UNION(left
,iVal
); break;
2764 case VT_I4
: lVal
= V_UNION(left
,lVal
); break;
2765 case VT_INT
: lVal
= V_UNION(left
,lVal
); break;
2766 case VT_UI1
: lVal
= V_UNION(left
,bVal
); break;
2767 case VT_UI2
: lVal
= V_UNION(left
,uiVal
); break;
2768 case VT_UI4
: lVal
= V_UNION(left
,ulVal
); break;
2769 case VT_UINT
: lVal
= V_UNION(left
,ulVal
); break;
2770 case VT_R4
: lVal
= V_UNION(left
,fltVal
); break;
2771 case VT_R8
: lVal
= V_UNION(left
,dblVal
); break;
2772 case VT_NULL
: lVal
= 0.0; break;
2773 default: lOk
= FALSE
;
2777 switch (V_VT(right
)&VT_TYPEMASK
) {
2778 case VT_I1
: rVal
= V_UNION(right
,cVal
); break;
2779 case VT_I2
: rVal
= V_UNION(right
,iVal
); break;
2780 case VT_I4
: rVal
= V_UNION(right
,lVal
); break;
2781 case VT_INT
: rVal
= V_UNION(right
,lVal
); break;
2782 case VT_UI1
: rVal
= V_UNION(right
,bVal
); break;
2783 case VT_UI2
: rVal
= V_UNION(right
,uiVal
); break;
2784 case VT_UI4
: rVal
= V_UNION(right
,ulVal
); break;
2785 case VT_UINT
: rVal
= V_UNION(right
,ulVal
); break;
2786 case VT_R4
: rVal
= V_UNION(right
,fltVal
);break;
2787 case VT_R8
: rVal
= V_UNION(right
,dblVal
);break;
2788 case VT_NULL
: rVal
= 0.0; break;
2789 default: rOk
= FALSE
;
2793 res
= (lVal
+ rVal
);
2794 V_VT(result
) = VT_R8
;
2795 V_UNION(result
,dblVal
) = res
;
2798 FIXME("Unhandled type pair %d / %d in double addition.\n",
2799 (V_VT(left
)&VT_TYPEMASK
),
2800 (V_VT(right
)&VT_TYPEMASK
)
2806 /* now check if we add floats. VT_R8 can no longer happen here! */
2807 if (((V_VT(left
)&VT_TYPEMASK
) == VT_R4
) || ((V_VT(right
)&VT_TYPEMASK
) == VT_R4
)) {
2815 switch (V_VT(left
)&VT_TYPEMASK
) {
2816 case VT_I1
: lVal
= V_UNION(left
,cVal
); break;
2817 case VT_I2
: lVal
= V_UNION(left
,iVal
); break;
2818 case VT_I4
: lVal
= V_UNION(left
,lVal
); break;
2819 case VT_INT
: lVal
= V_UNION(left
,lVal
); break;
2820 case VT_UI1
: lVal
= V_UNION(left
,bVal
); break;
2821 case VT_UI2
: lVal
= V_UNION(left
,uiVal
); break;
2822 case VT_UI4
: lVal
= V_UNION(left
,ulVal
); break;
2823 case VT_UINT
: lVal
= V_UNION(left
,ulVal
); break;
2824 case VT_R4
: lVal
= V_UNION(left
,fltVal
); break;
2825 case VT_NULL
: lVal
= 0.0; break;
2826 default: lOk
= FALSE
;
2830 switch (V_VT(right
)&VT_TYPEMASK
) {
2831 case VT_I1
: rVal
= V_UNION(right
,cVal
); break;
2832 case VT_I2
: rVal
= V_UNION(right
,iVal
); break;
2833 case VT_I4
: rVal
= V_UNION(right
,lVal
); break;
2834 case VT_INT
: rVal
= V_UNION(right
,lVal
); break;
2835 case VT_UI1
: rVal
= V_UNION(right
,bVal
); break;
2836 case VT_UI2
: rVal
= V_UNION(right
,uiVal
); break;
2837 case VT_UI4
: rVal
= V_UNION(right
,ulVal
); break;
2838 case VT_UINT
: rVal
= V_UNION(right
,ulVal
); break;
2839 case VT_R4
: rVal
= V_UNION(right
,fltVal
);break;
2840 case VT_NULL
: rVal
= 0.0; break;
2841 default: rOk
= FALSE
;
2845 res
= (lVal
+ rVal
);
2846 V_VT(result
) = VT_R4
;
2847 V_UNION(result
,fltVal
) = res
;
2850 FIXME("Unhandled type pair %d / %d in float addition.\n",
2851 (V_VT(left
)&VT_TYPEMASK
),
2852 (V_VT(right
)&VT_TYPEMASK
)
2858 /* Handle strings as concat */
2859 if ((V_VT(left
)&VT_TYPEMASK
) == VT_BSTR
&&
2860 (V_VT(right
)&VT_TYPEMASK
) == VT_BSTR
) {
2861 V_VT(result
) = VT_BSTR
;
2862 return VarBstrCat(V_BSTR(left
), V_BSTR(right
), &V_BSTR(result
));
2871 int resT
= 0; /* Testing has shown I2 + I2 == I2, all else
2875 switch (V_VT(left
)&VT_TYPEMASK
) {
2876 case VT_I1
: lVal
= V_UNION(left
,cVal
); resT
=VT_I4
; break;
2877 case VT_I2
: lVal
= V_UNION(left
,iVal
); resT
=VT_I2
; break;
2878 case VT_I4
: lVal
= V_UNION(left
,lVal
); resT
=VT_I4
; break;
2879 case VT_INT
: lVal
= V_UNION(left
,lVal
); resT
=VT_I4
; break;
2880 case VT_UI1
: lVal
= V_UNION(left
,bVal
); resT
=VT_I4
; break;
2881 case VT_UI2
: lVal
= V_UNION(left
,uiVal
); resT
=VT_I4
; break;
2882 case VT_UI4
: lVal
= V_UNION(left
,ulVal
); resT
=VT_I4
; break;
2883 case VT_UINT
: lVal
= V_UNION(left
,ulVal
); resT
=VT_I4
; break;
2884 case VT_NULL
: lVal
= 0; resT
= VT_I4
; break;
2885 default: lOk
= FALSE
;
2889 switch (V_VT(right
)&VT_TYPEMASK
) {
2890 case VT_I1
: rVal
= V_UNION(right
,cVal
); resT
=VT_I4
; break;
2891 case VT_I2
: rVal
= V_UNION(right
,iVal
); resT
=max(VT_I2
, resT
); break;
2892 case VT_I4
: rVal
= V_UNION(right
,lVal
); resT
=VT_I4
; break;
2893 case VT_INT
: rVal
= V_UNION(right
,lVal
); resT
=VT_I4
; break;
2894 case VT_UI1
: rVal
= V_UNION(right
,bVal
); resT
=VT_I4
; break;
2895 case VT_UI2
: rVal
= V_UNION(right
,uiVal
); resT
=VT_I4
; break;
2896 case VT_UI4
: rVal
= V_UNION(right
,ulVal
); resT
=VT_I4
; break;
2897 case VT_UINT
: rVal
= V_UNION(right
,ulVal
); resT
=VT_I4
; break;
2898 case VT_NULL
: rVal
= 0; resT
=VT_I4
; break;
2899 default: rOk
= FALSE
;
2903 res
= (lVal
+ rVal
);
2904 V_VT(result
) = resT
;
2906 case VT_I2
: V_UNION(result
,iVal
) = res
; break;
2907 case VT_I4
: V_UNION(result
,lVal
) = res
; break;
2909 FIXME("Unexpected result variant type %x\n", resT
);
2910 V_UNION(result
,lVal
) = res
;
2915 FIXME("unimplemented part (0x%x + 0x%x)\n",V_VT(left
), V_VT(right
));
2919 TRACE("returning 0x%8lx (%s%s),%ld\n", rc
, debugstr_VT(result
),
2920 debugstr_VF(result
), V_VT(result
) == VT_I4
? V_I4(result
) : V_I2(result
));
2924 /**********************************************************************
2925 * VarMul [OLEAUT32.156]
2928 HRESULT WINAPI
VarMul(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
2930 HRESULT rc
= E_FAIL
;
2931 VARTYPE lvt
,rvt
,resvt
;
2935 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
2936 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
2938 VariantInit(&lv
);VariantInit(&rv
);
2939 lvt
= V_VT(left
)&VT_TYPEMASK
;
2940 rvt
= V_VT(right
)&VT_TYPEMASK
;
2941 found
= FALSE
;resvt
=VT_VOID
;
2942 if (((1<<lvt
) | (1<<rvt
)) & ((1<<VT_R4
)|(1<<VT_R8
))) {
2946 if (!found
&& (((1<<lvt
) | (1<<rvt
)) & ((1<<VT_I1
)|(1<<VT_I2
)|(1<<VT_UI1
)|(1<<VT_UI2
)|(1<<VT_I4
)|(1<<VT_UI4
)|(1<<VT_INT
)|(1<<VT_UINT
)))) {
2951 FIXME("can't expand vt %d vs %d to a target type.\n",lvt
,rvt
);
2954 rc
= VariantChangeType(&lv
, left
, 0, resvt
);
2956 FIXME("Could not convert 0x%x to %d?\n",V_VT(left
),resvt
);
2959 rc
= VariantChangeType(&rv
, right
, 0, resvt
);
2961 FIXME("Could not convert 0x%x to %d?\n",V_VT(right
),resvt
);
2966 V_VT(result
) = resvt
;
2967 V_R8(result
) = V_R8(&lv
) * V_R8(&rv
);
2971 V_VT(result
) = resvt
;
2972 V_I4(result
) = V_I4(&lv
) * V_I4(&rv
);
2976 TRACE("returning 0x%8lx (%s%s),%g\n", rc
, debugstr_VT(result
),
2977 debugstr_VF(result
), V_VT(result
) == VT_R8
? V_R8(result
) : (double)V_I4(result
));
2981 /**********************************************************************
2982 * VarDiv [OLEAUT32.143]
2985 HRESULT WINAPI
VarDiv(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
2987 HRESULT rc
= E_FAIL
;
2988 VARTYPE lvt
,rvt
,resvt
;
2992 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
2993 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
2995 VariantInit(&lv
);VariantInit(&rv
);
2996 lvt
= V_VT(left
)&VT_TYPEMASK
;
2997 rvt
= V_VT(right
)&VT_TYPEMASK
;
2998 found
= FALSE
;resvt
= VT_VOID
;
2999 if (((1<<lvt
) | (1<<rvt
)) & ((1<<VT_R4
)|(1<<VT_R8
))) {
3003 if (!found
&& (((1<<lvt
) | (1<<rvt
)) & ((1<<VT_I1
)|(1<<VT_I2
)|(1<<VT_UI1
)|(1<<VT_UI2
)|(1<<VT_I4
)|(1<<VT_UI4
)|(1<<VT_INT
)|(1<<VT_UINT
)))) {
3008 FIXME("can't expand vt %d vs %d to a target type.\n",lvt
,rvt
);
3011 rc
= VariantChangeType(&lv
, left
, 0, resvt
);
3013 FIXME("Could not convert 0x%x to %d?\n",V_VT(left
),resvt
);
3016 rc
= VariantChangeType(&rv
, right
, 0, resvt
);
3018 FIXME("Could not convert 0x%x to %d?\n",V_VT(right
),resvt
);
3023 V_VT(result
) = resvt
;
3024 V_R8(result
) = V_R8(&lv
) / V_R8(&rv
);
3028 V_VT(result
) = resvt
;
3029 V_I4(result
) = V_I4(&lv
) / V_I4(&rv
);
3033 TRACE("returning 0x%8lx (%s%s),%g\n", rc
, debugstr_VT(result
),
3034 debugstr_VF(result
), V_VT(result
) == VT_R8
? V_R8(result
) : (double)V_I4(result
));
3038 /**********************************************************************
3039 * VarSub [OLEAUT32.159]
3042 HRESULT WINAPI
VarSub(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3044 HRESULT rc
= E_FAIL
;
3045 VARTYPE lvt
,rvt
,resvt
;
3049 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
3050 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
3052 VariantInit(&lv
);VariantInit(&rv
);
3053 lvt
= V_VT(left
)&VT_TYPEMASK
;
3054 rvt
= V_VT(right
)&VT_TYPEMASK
;
3055 found
= FALSE
;resvt
= VT_VOID
;
3056 if (((1<<lvt
) | (1<<rvt
)) & ((1<<VT_DATE
)|(1<<VT_R4
)|(1<<VT_R8
))) {
3060 if (!found
&& (((1<<lvt
) | (1<<rvt
)) & ((1<<VT_I1
)|(1<<VT_I2
)|(1<<VT_UI1
)|(1<<VT_UI2
)|(1<<VT_I4
)|(1<<VT_UI4
)|(1<<VT_INT
)|(1<<VT_UINT
)))) {
3065 FIXME("can't expand vt %d vs %d to a target type.\n",lvt
,rvt
);
3068 rc
= VariantChangeType(&lv
, left
, 0, resvt
);
3070 FIXME("Could not convert 0x%x to %d?\n",V_VT(left
),resvt
);
3073 rc
= VariantChangeType(&rv
, right
, 0, resvt
);
3075 FIXME("Could not convert 0x%x to %d?\n",V_VT(right
),resvt
);
3080 V_VT(result
) = resvt
;
3081 V_R8(result
) = V_R8(&lv
) - V_R8(&rv
);
3085 V_VT(result
) = resvt
;
3086 V_I4(result
) = V_I4(&lv
) - V_I4(&rv
);
3090 TRACE("returning 0x%8lx (%s%s),%g\n", rc
, debugstr_VT(result
),
3091 debugstr_VF(result
), V_VT(result
) == VT_R8
? V_R8(result
) : (double)V_I4(result
));
3095 /**********************************************************************
3096 * VarOr [OLEAUT32.157]
3098 * Perform a logical or (OR) operation on two variants.
3101 * pVarLeft [I] First variant
3102 * pVarRight [I] Variant to OR with pVarLeft
3103 * pVarOut [O] Destination for OR result
3106 * Success: S_OK. pVarOut contains the result of the operation with its type
3107 * taken from the table listed under VarXor().
3108 * Failure: An HRESULT error code indicating the error.
3111 * See the Notes section of VarXor() for further information.
3113 HRESULT WINAPI
VarOr(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
3116 VARIANT varLeft
, varRight
, varStr
;
3119 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft
, debugstr_VT(pVarLeft
),
3120 debugstr_VF(pVarLeft
), pVarRight
, debugstr_VT(pVarRight
),
3121 debugstr_VF(pVarRight
), pVarOut
);
3123 if (V_EXTRA_TYPE(pVarLeft
) || V_EXTRA_TYPE(pVarRight
) ||
3124 V_VT(pVarLeft
) == VT_UNKNOWN
|| V_VT(pVarRight
) == VT_UNKNOWN
||
3125 V_VT(pVarLeft
) == VT_DISPATCH
|| V_VT(pVarRight
) == VT_DISPATCH
||
3126 V_VT(pVarLeft
) == VT_RECORD
|| V_VT(pVarRight
) == VT_RECORD
)
3127 return DISP_E_BADVARTYPE
;
3129 V_VT(&varLeft
) = V_VT(&varRight
) = V_VT(&varStr
) = VT_EMPTY
;
3131 if (V_VT(pVarLeft
) == VT_NULL
|| V_VT(pVarRight
) == VT_NULL
)
3133 /* NULL OR Zero is NULL, NULL OR value is value */
3134 if (V_VT(pVarLeft
) == VT_NULL
)
3135 pVarLeft
= pVarRight
; /* point to the non-NULL var */
3137 V_VT(pVarOut
) = VT_NULL
;
3140 switch (V_VT(pVarLeft
))
3142 case VT_DATE
: case VT_R8
:
3147 if (V_BOOL(pVarLeft
))
3148 *pVarOut
= *pVarLeft
;
3150 case VT_I2
: case VT_UI2
:
3159 if (V_UI1(pVarLeft
))
3160 *pVarOut
= *pVarLeft
;
3166 case VT_I4
: case VT_UI4
: case VT_INT
: case VT_UINT
:
3171 if (V_CY(pVarLeft
).int64
)
3174 case VT_I8
: case VT_UI8
:
3179 if (DEC_HI32(&V_DECIMAL(pVarLeft
)) || DEC_LO64(&V_DECIMAL(pVarLeft
)))
3186 if (!V_BSTR(pVarLeft
))
3187 return DISP_E_BADVARTYPE
;
3189 hRet
= VarBoolFromStr(V_BSTR(pVarLeft
), LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
3190 if (SUCCEEDED(hRet
) && b
)
3192 V_VT(pVarOut
) = VT_BOOL
;
3193 V_BOOL(pVarOut
) = b
;
3197 case VT_NULL
: case VT_EMPTY
:
3198 V_VT(pVarOut
) = VT_NULL
;
3201 return DISP_E_BADVARTYPE
;
3205 if (V_VT(pVarLeft
) == VT_EMPTY
|| V_VT(pVarRight
) == VT_EMPTY
)
3207 if (V_VT(pVarLeft
) == VT_EMPTY
)
3208 pVarLeft
= pVarRight
; /* point to the non-EMPTY var */
3211 /* Since one argument is empty (0), OR'ing it with the other simply
3212 * gives the others value (as 0|x => x). So just convert the other
3213 * argument to the required result type.
3215 switch (V_VT(pVarLeft
))
3218 if (!V_BSTR(pVarLeft
))
3219 return DISP_E_BADVARTYPE
;
3221 hRet
= VariantCopy(&varStr
, pVarLeft
);
3225 hRet
= VariantChangeType(pVarLeft
, pVarLeft
, 0, VT_BOOL
);
3228 /* Fall Through ... */
3229 case VT_EMPTY
: case VT_UI1
: case VT_BOOL
: case VT_I2
:
3230 V_VT(pVarOut
) = VT_I2
;
3232 case VT_DATE
: case VT_CY
: case VT_DECIMAL
: case VT_R4
: case VT_R8
:
3233 case VT_I1
: case VT_UI2
: case VT_I4
: case VT_UI4
:
3234 case VT_INT
: case VT_UINT
: case VT_UI8
:
3235 V_VT(pVarOut
) = VT_I4
;
3238 V_VT(pVarOut
) = VT_I8
;
3241 return DISP_E_BADVARTYPE
;
3243 hRet
= VariantCopy(&varLeft
, pVarLeft
);
3246 pVarLeft
= &varLeft
;
3247 hRet
= VariantChangeType(pVarOut
, pVarLeft
, 0, V_VT(pVarOut
));
3251 if (V_VT(pVarLeft
) == VT_BOOL
&& V_VT(pVarRight
) == VT_BOOL
)
3253 V_VT(pVarOut
) = VT_BOOL
;
3254 V_BOOL(pVarOut
) = V_BOOL(pVarLeft
) | V_BOOL(pVarRight
);
3258 if (V_VT(pVarLeft
) == VT_UI1
&& V_VT(pVarRight
) == VT_UI1
)
3260 V_VT(pVarOut
) = VT_UI1
;
3261 V_UI1(pVarOut
) = V_UI1(pVarLeft
) | V_UI1(pVarRight
);
3265 if (V_VT(pVarLeft
) == VT_BSTR
)
3267 hRet
= VariantCopy(&varStr
, pVarLeft
);
3271 hRet
= VariantChangeType(pVarLeft
, pVarLeft
, 0, VT_BOOL
);
3276 if (V_VT(pVarLeft
) == VT_BOOL
&&
3277 (V_VT(pVarRight
) == VT_BOOL
|| V_VT(pVarRight
) == VT_BSTR
))
3281 else if ((V_VT(pVarLeft
) == VT_BOOL
|| V_VT(pVarLeft
) == VT_UI1
||
3282 V_VT(pVarLeft
) == VT_I2
|| V_VT(pVarLeft
) == VT_BSTR
) &&
3283 (V_VT(pVarRight
) == VT_BOOL
|| V_VT(pVarRight
) == VT_UI1
||
3284 V_VT(pVarRight
) == VT_I2
|| V_VT(pVarRight
) == VT_BSTR
))
3288 else if (V_VT(pVarLeft
) == VT_I8
|| V_VT(pVarRight
) == VT_I8
)
3290 if (V_VT(pVarLeft
) == VT_INT
|| V_VT(pVarRight
) == VT_INT
)
3291 return DISP_E_TYPEMISMATCH
;
3295 hRet
= VariantCopy(&varLeft
, pVarLeft
);
3299 hRet
= VariantCopy(&varRight
, pVarRight
);
3303 if (vt
== VT_I4
&& V_VT(&varLeft
) == VT_UI4
)
3304 V_VT(&varLeft
) = VT_I4
; /* Don't overflow */
3309 if (V_VT(&varLeft
) == VT_BSTR
&&
3310 FAILED(VarR8FromStr(V_BSTR(&varLeft
), LOCALE_USER_DEFAULT
, 0, &d
)))
3311 hRet
= VariantChangeType(&varLeft
, &varLeft
, VARIANT_LOCALBOOL
, VT_BOOL
);
3312 if (SUCCEEDED(hRet
) && V_VT(&varLeft
) != vt
)
3313 hRet
= VariantChangeType(&varLeft
, &varLeft
, 0, vt
);
3318 if (vt
== VT_I4
&& V_VT(&varRight
) == VT_UI4
)
3319 V_VT(&varRight
) = VT_I4
; /* Don't overflow */
3324 if (V_VT(&varRight
) == VT_BSTR
&&
3325 FAILED(VarR8FromStr(V_BSTR(&varRight
), LOCALE_USER_DEFAULT
, 0, &d
)))
3326 hRet
= VariantChangeType(&varRight
, &varRight
, VARIANT_LOCALBOOL
, VT_BOOL
);
3327 if (SUCCEEDED(hRet
) && V_VT(&varRight
) != vt
)
3328 hRet
= VariantChangeType(&varRight
, &varRight
, 0, vt
);
3336 V_I8(pVarOut
) = V_I8(&varLeft
) | V_I8(&varRight
);
3338 else if (vt
== VT_I4
)
3340 V_I4(pVarOut
) = V_I4(&varLeft
) | V_I4(&varRight
);
3344 V_I2(pVarOut
) = V_I2(&varLeft
) | V_I2(&varRight
);
3348 VariantClear(&varStr
);
3349 VariantClear(&varLeft
);
3350 VariantClear(&varRight
);
3354 /**********************************************************************
3355 * VarAbs [OLEAUT32.168]
3357 * Convert a variant to its absolute value.
3360 * pVarIn [I] Source variant
3361 * pVarOut [O] Destination for converted value
3364 * Success: S_OK. pVarOut contains the absolute value of pVarIn.
3365 * Failure: An HRESULT error code indicating the error.
3368 * - This function does not process by-reference variants.
3369 * - The type of the value stored in pVarOut depends on the type of pVarIn,
3370 * according to the following table:
3371 *| Input Type Output Type
3372 *| ---------- -----------
3375 *| (All others) Unchanged
3377 HRESULT WINAPI
VarAbs(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
3380 HRESULT hRet
= S_OK
;
3382 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
3383 debugstr_VF(pVarIn
), pVarOut
);
3385 if (V_ISARRAY(pVarIn
) || V_VT(pVarIn
) == VT_UNKNOWN
||
3386 V_VT(pVarIn
) == VT_DISPATCH
|| V_VT(pVarIn
) == VT_RECORD
||
3387 V_VT(pVarIn
) == VT_ERROR
)
3388 return DISP_E_TYPEMISMATCH
;
3390 *pVarOut
= *pVarIn
; /* Shallow copy the value, and invert it if needed */
3392 #define ABS_CASE(typ,min) \
3393 case VT_##typ: if (V_##typ(pVarIn) == min) hRet = DISP_E_OVERFLOW; \
3394 else if (V_##typ(pVarIn) < 0) V_##typ(pVarOut) = -V_##typ(pVarIn); \
3397 switch (V_VT(pVarIn
))
3399 ABS_CASE(I1
,I1_MIN
);
3401 V_VT(pVarOut
) = VT_I2
;
3402 /* BOOL->I2, Fall through ... */
3403 ABS_CASE(I2
,I2_MIN
);
3405 ABS_CASE(I4
,I4_MIN
);
3406 ABS_CASE(I8
,I8_MIN
);
3407 ABS_CASE(R4
,R4_MIN
);
3409 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
3412 V_VT(pVarOut
) = VT_R8
;
3414 /* Fall through ... */
3416 ABS_CASE(R8
,R8_MIN
);
3418 hRet
= VarCyAbs(V_CY(pVarIn
), & V_CY(pVarOut
));
3421 DEC_SIGN(&V_DECIMAL(pVarOut
)) &= ~DECIMAL_NEG
;
3431 V_VT(pVarOut
) = VT_I2
;
3436 hRet
= DISP_E_BADVARTYPE
;
3442 /**********************************************************************
3443 * VarFix [OLEAUT32.169]
3445 * Truncate a variants value to a whole number.
3448 * pVarIn [I] Source variant
3449 * pVarOut [O] Destination for converted value
3452 * Success: S_OK. pVarOut contains the converted value.
3453 * Failure: An HRESULT error code indicating the error.
3456 * - The type of the value stored in pVarOut depends on the type of pVarIn,
3457 * according to the following table:
3458 *| Input Type Output Type
3459 *| ---------- -----------
3463 *| All Others Unchanged
3464 * - The difference between this function and VarInt() is that VarInt() rounds
3465 * negative numbers away from 0, while this function rounds them towards zero.
3467 HRESULT WINAPI
VarFix(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
3469 HRESULT hRet
= S_OK
;
3471 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
3472 debugstr_VF(pVarIn
), pVarOut
);
3474 V_VT(pVarOut
) = V_VT(pVarIn
);
3476 switch (V_VT(pVarIn
))
3479 V_UI1(pVarOut
) = V_UI1(pVarIn
);
3482 V_VT(pVarOut
) = VT_I2
;
3485 V_I2(pVarOut
) = V_I2(pVarIn
);
3488 V_I4(pVarOut
) = V_I4(pVarIn
);
3491 V_I8(pVarOut
) = V_I8(pVarIn
);
3494 if (V_R4(pVarIn
) < 0.0f
)
3495 V_R4(pVarOut
) = (float)ceil(V_R4(pVarIn
));
3497 V_R4(pVarOut
) = (float)floor(V_R4(pVarIn
));
3500 V_VT(pVarOut
) = VT_R8
;
3501 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
3506 if (V_R8(pVarIn
) < 0.0)
3507 V_R8(pVarOut
) = ceil(V_R8(pVarIn
));
3509 V_R8(pVarOut
) = floor(V_R8(pVarIn
));
3512 hRet
= VarCyFix(V_CY(pVarIn
), &V_CY(pVarOut
));
3515 hRet
= VarDecFix(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
3518 V_VT(pVarOut
) = VT_I2
;
3525 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
3526 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
3527 hRet
= DISP_E_BADVARTYPE
;
3529 hRet
= DISP_E_TYPEMISMATCH
;
3532 V_VT(pVarOut
) = VT_EMPTY
;
3537 /**********************************************************************
3538 * VarInt [OLEAUT32.172]
3540 * Truncate a variants value to a whole number.
3543 * pVarIn [I] Source variant
3544 * pVarOut [O] Destination for converted value
3547 * Success: S_OK. pVarOut contains the converted value.
3548 * Failure: An HRESULT error code indicating the error.
3551 * - The type of the value stored in pVarOut depends on the type of pVarIn,
3552 * according to the following table:
3553 *| Input Type Output Type
3554 *| ---------- -----------
3558 *| All Others Unchanged
3559 * - The difference between this function and VarFix() is that VarFix() rounds
3560 * negative numbers towards 0, while this function rounds them away from zero.
3562 HRESULT WINAPI
VarInt(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
3564 HRESULT hRet
= S_OK
;
3566 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
3567 debugstr_VF(pVarIn
), pVarOut
);
3569 V_VT(pVarOut
) = V_VT(pVarIn
);
3571 switch (V_VT(pVarIn
))
3574 V_R4(pVarOut
) = (float)floor(V_R4(pVarIn
));
3577 V_VT(pVarOut
) = VT_R8
;
3578 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
3583 V_R8(pVarOut
) = floor(V_R8(pVarIn
));
3586 hRet
= VarCyInt(V_CY(pVarIn
), &V_CY(pVarOut
));
3589 hRet
= VarDecInt(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
3592 return VarFix(pVarIn
, pVarOut
);
3598 /**********************************************************************
3599 * VarXor [OLEAUT32.167]
3601 * Perform a logical exclusive-or (XOR) operation on two variants.
3604 * pVarLeft [I] First variant
3605 * pVarRight [I] Variant to XOR with pVarLeft
3606 * pVarOut [O] Destination for XOR result
3609 * Success: S_OK. pVarOut contains the result of the operation with its type
3610 * taken from the table below).
3611 * Failure: An HRESULT error code indicating the error.
3614 * - Neither pVarLeft or pVarRight are modified by this function.
3615 * - This function does not process by-reference variants.
3616 * - Input types of VT_BSTR may be numeric strings or boolean text.
3617 * - The type of result stored in pVarOut depends on the types of pVarLeft
3618 * and pVarRight, and will be one of VT_UI1, VT_I2, VT_I4, VT_I8, VT_BOOL,
3619 * or VT_NULL if the function succeeds.
3620 * - Type promotion is inconsistent and as a result certain combinations of
3621 * values will return DISP_E_OVERFLOW even when they could be represented.
3622 * This matches the behaviour of native oleaut32.
3624 HRESULT WINAPI
VarXor(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
3627 VARIANT varLeft
, varRight
;
3631 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft
, debugstr_VT(pVarLeft
),
3632 debugstr_VF(pVarLeft
), pVarRight
, debugstr_VT(pVarRight
),
3633 debugstr_VF(pVarRight
), pVarOut
);
3635 if (V_EXTRA_TYPE(pVarLeft
) || V_EXTRA_TYPE(pVarRight
) ||
3636 V_VT(pVarLeft
) > VT_UINT
|| V_VT(pVarRight
) > VT_UINT
||
3637 V_VT(pVarLeft
) == VT_VARIANT
|| V_VT(pVarRight
) == VT_VARIANT
||
3638 V_VT(pVarLeft
) == VT_UNKNOWN
|| V_VT(pVarRight
) == VT_UNKNOWN
||
3639 V_VT(pVarLeft
) == (VARTYPE
)15 || V_VT(pVarRight
) == (VARTYPE
)15 ||
3640 V_VT(pVarLeft
) == VT_ERROR
|| V_VT(pVarRight
) == VT_ERROR
)
3641 return DISP_E_BADVARTYPE
;
3643 if (V_VT(pVarLeft
) == VT_NULL
|| V_VT(pVarRight
) == VT_NULL
)
3645 /* NULL XOR anything valid is NULL */
3646 V_VT(pVarOut
) = VT_NULL
;
3650 /* Copy our inputs so we don't disturb anything */
3651 V_VT(&varLeft
) = V_VT(&varRight
) = VT_EMPTY
;
3653 hRet
= VariantCopy(&varLeft
, pVarLeft
);
3657 hRet
= VariantCopy(&varRight
, pVarRight
);
3661 /* Try any strings first as numbers, then as VT_BOOL */
3662 if (V_VT(&varLeft
) == VT_BSTR
)
3664 hRet
= VarR8FromStr(V_BSTR(&varLeft
), LOCALE_USER_DEFAULT
, 0, &d
);
3665 hRet
= VariantChangeType(&varLeft
, &varLeft
, VARIANT_LOCALBOOL
,
3666 FAILED(hRet
) ? VT_BOOL
: VT_I4
);
3671 if (V_VT(&varRight
) == VT_BSTR
)
3673 hRet
= VarR8FromStr(V_BSTR(&varRight
), LOCALE_USER_DEFAULT
, 0, &d
);
3674 hRet
= VariantChangeType(&varRight
, &varRight
, VARIANT_LOCALBOOL
,
3675 FAILED(hRet
) ? VT_BOOL
: VT_I4
);
3680 /* Determine the result type */
3681 if (V_VT(&varLeft
) == VT_I8
|| V_VT(&varRight
) == VT_I8
)
3683 if (V_VT(pVarLeft
) == VT_INT
|| V_VT(pVarRight
) == VT_INT
)
3684 return DISP_E_TYPEMISMATCH
;
3689 switch ((V_VT(&varLeft
) << 16) | V_VT(&varRight
))
3691 case (VT_BOOL
<< 16) | VT_BOOL
:
3694 case (VT_UI1
<< 16) | VT_UI1
:
3697 case (VT_EMPTY
<< 16) | VT_EMPTY
:
3698 case (VT_EMPTY
<< 16) | VT_UI1
:
3699 case (VT_EMPTY
<< 16) | VT_I2
:
3700 case (VT_EMPTY
<< 16) | VT_BOOL
:
3701 case (VT_UI1
<< 16) | VT_EMPTY
:
3702 case (VT_UI1
<< 16) | VT_I2
:
3703 case (VT_UI1
<< 16) | VT_BOOL
:
3704 case (VT_I2
<< 16) | VT_EMPTY
:
3705 case (VT_I2
<< 16) | VT_UI1
:
3706 case (VT_I2
<< 16) | VT_I2
:
3707 case (VT_I2
<< 16) | VT_BOOL
:
3708 case (VT_BOOL
<< 16) | VT_EMPTY
:
3709 case (VT_BOOL
<< 16) | VT_UI1
:
3710 case (VT_BOOL
<< 16) | VT_I2
:
3719 /* VT_UI4 does not overflow */
3722 if (V_VT(&varLeft
) == VT_UI4
)
3723 V_VT(&varLeft
) = VT_I4
;
3724 if (V_VT(&varRight
) == VT_UI4
)
3725 V_VT(&varRight
) = VT_I4
;
3728 /* Convert our input copies to the result type */
3729 if (V_VT(&varLeft
) != vt
)
3730 hRet
= VariantChangeType(&varLeft
, &varLeft
, 0, vt
);
3734 if (V_VT(&varRight
) != vt
)
3735 hRet
= VariantChangeType(&varRight
, &varRight
, 0, vt
);
3741 /* Calculate the result */
3745 V_I8(pVarOut
) = V_I8(&varLeft
) ^ V_I8(&varRight
);
3748 V_I4(pVarOut
) = V_I4(&varLeft
) ^ V_I4(&varRight
);
3752 V_I2(pVarOut
) = V_I2(&varLeft
) ^ V_I2(&varRight
);
3755 V_UI1(pVarOut
) = V_UI1(&varLeft
) ^ V_UI1(&varRight
);
3760 VariantClear(&varLeft
);
3761 VariantClear(&varRight
);
3765 /**********************************************************************
3766 * VarEqv [OLEAUT32.172]
3768 * Determine if two variants contain the same value.
3771 * pVarLeft [I] First variant to compare
3772 * pVarRight [I] Variant to compare to pVarLeft
3773 * pVarOut [O] Destination for comparison result
3776 * Success: S_OK. pVarOut contains the result of the comparison (VARIANT_TRUE
3777 * if equivalent or non-zero otherwise.
3778 * Failure: An HRESULT error code indicating the error.
3781 * - This function simply calls VarXor() on pVarLeft and pVarRight and inverts
3784 HRESULT WINAPI
VarEqv(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
3788 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft
, debugstr_VT(pVarLeft
),
3789 debugstr_VF(pVarLeft
), pVarRight
, debugstr_VT(pVarRight
),
3790 debugstr_VF(pVarRight
), pVarOut
);
3792 hRet
= VarXor(pVarLeft
, pVarRight
, pVarOut
);
3793 if (SUCCEEDED(hRet
))
3795 if (V_VT(pVarOut
) == VT_I8
)
3796 V_I8(pVarOut
) = ~V_I8(pVarOut
);
3798 V_UI4(pVarOut
) = ~V_UI4(pVarOut
);
3803 /**********************************************************************
3804 * VarNeg [OLEAUT32.173]
3806 * Negate the value of a variant.
3809 * pVarIn [I] Source variant
3810 * pVarOut [O] Destination for converted value
3813 * Success: S_OK. pVarOut contains the converted value.
3814 * Failure: An HRESULT error code indicating the error.
3817 * - The type of the value stored in pVarOut depends on the type of pVarIn,
3818 * according to the following table:
3819 *| Input Type Output Type
3820 *| ---------- -----------
3825 *| All Others Unchanged (unless promoted)
3826 * - Where the negated value of a variant does not fit in its base type, the type
3827 * is promoted according to the following table:
3828 *| Input Type Promoted To
3829 *| ---------- -----------
3833 * - The native version of this function returns DISP_E_BADVARTYPE for valid
3834 * variant types that cannot be negated, and returns DISP_E_TYPEMISMATCH
3835 * for types which are not valid. Since this is in contravention of the
3836 * meaning of those error codes and unlikely to be relied on by applications,
3837 * this implementation returns errors consistent with the other high level
3838 * variant math functions.
3840 HRESULT WINAPI
VarNeg(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
3842 HRESULT hRet
= S_OK
;
3844 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
3845 debugstr_VF(pVarIn
), pVarOut
);
3847 V_VT(pVarOut
) = V_VT(pVarIn
);
3849 switch (V_VT(pVarIn
))
3852 V_VT(pVarOut
) = VT_I2
;
3853 V_I2(pVarOut
) = -V_UI1(pVarIn
);
3856 V_VT(pVarOut
) = VT_I2
;
3859 if (V_I2(pVarIn
) == I2_MIN
)
3861 V_VT(pVarOut
) = VT_I4
;
3862 V_I4(pVarOut
) = -(int)V_I2(pVarIn
);
3865 V_I2(pVarOut
) = -V_I2(pVarIn
);
3868 if (V_I4(pVarIn
) == I4_MIN
)
3870 V_VT(pVarOut
) = VT_R8
;
3871 V_R8(pVarOut
) = -(double)V_I4(pVarIn
);
3874 V_I4(pVarOut
) = -V_I4(pVarIn
);
3877 if (V_I8(pVarIn
) == I8_MIN
)
3879 V_VT(pVarOut
) = VT_R8
;
3880 hRet
= VarR8FromI8(V_I8(pVarIn
), &V_R8(pVarOut
));
3881 V_R8(pVarOut
) *= -1.0;
3884 V_I8(pVarOut
) = -V_I8(pVarIn
);
3887 V_R4(pVarOut
) = -V_R4(pVarIn
);
3891 V_R8(pVarOut
) = -V_R8(pVarIn
);
3894 hRet
= VarCyNeg(V_CY(pVarIn
), &V_CY(pVarOut
));
3897 hRet
= VarDecNeg(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
3900 V_VT(pVarOut
) = VT_R8
;
3901 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
3902 V_R8(pVarOut
) = -V_R8(pVarOut
);
3905 V_VT(pVarOut
) = VT_I2
;
3912 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
3913 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
3914 hRet
= DISP_E_BADVARTYPE
;
3916 hRet
= DISP_E_TYPEMISMATCH
;
3919 V_VT(pVarOut
) = VT_EMPTY
;
3924 /**********************************************************************
3925 * VarNot [OLEAUT32.174]
3927 * Perform a not operation on a variant.
3930 * pVarIn [I] Source variant
3931 * pVarOut [O] Destination for converted value
3934 * Success: S_OK. pVarOut contains the converted value.
3935 * Failure: An HRESULT error code indicating the error.
3938 * - Strictly speaking, this function performs a bitwise ones compliment
3939 * on the variants value (after possibly converting to VT_I4, see below).
3940 * This only behaves like a boolean not operation if the value in
3941 * pVarIn is either VARIANT_TRUE or VARIANT_FALSE and the type is signed.
3942 * - To perform a genuine not operation, convert the variant to a VT_BOOL
3943 * before calling this function.
3944 * - This function does not process by-reference variants.
3945 * - The type of the value stored in pVarOut depends on the type of pVarIn,
3946 * according to the following table:
3947 *| Input Type Output Type
3948 *| ---------- -----------
3955 *| (All others) Unchanged
3957 HRESULT WINAPI
VarNot(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
3960 HRESULT hRet
= S_OK
;
3962 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
3963 debugstr_VF(pVarIn
), pVarOut
);
3965 V_VT(pVarOut
) = V_VT(pVarIn
);
3967 switch (V_VT(pVarIn
))
3970 V_I4(pVarOut
) = ~V_I1(pVarIn
);
3971 V_VT(pVarOut
) = VT_I4
;
3973 case VT_UI1
: V_UI1(pVarOut
) = ~V_UI1(pVarIn
); break;
3975 case VT_I2
: V_I2(pVarOut
) = ~V_I2(pVarIn
); break;
3977 V_I4(pVarOut
) = ~V_UI2(pVarIn
);
3978 V_VT(pVarOut
) = VT_I4
;
3981 hRet
= VarI4FromDec(&V_DECIMAL(pVarIn
), &V_I4(&varIn
));
3985 /* Fall through ... */
3987 V_VT(pVarOut
) = VT_I4
;
3988 /* Fall through ... */
3989 case VT_I4
: V_I4(pVarOut
) = ~V_I4(pVarIn
); break;
3992 V_I4(pVarOut
) = ~V_UI4(pVarIn
);
3993 V_VT(pVarOut
) = VT_I4
;
3995 case VT_I8
: V_I8(pVarOut
) = ~V_I8(pVarIn
); break;
3997 V_I4(pVarOut
) = ~V_UI8(pVarIn
);
3998 V_VT(pVarOut
) = VT_I4
;
4001 hRet
= VarI4FromR4(V_R4(pVarIn
), &V_I4(pVarOut
));
4002 V_I4(pVarOut
) = ~V_I4(pVarOut
);
4003 V_VT(pVarOut
) = VT_I4
;
4006 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
4010 /* Fall through ... */
4013 hRet
= VarI4FromR8(V_R8(pVarIn
), &V_I4(pVarOut
));
4014 V_I4(pVarOut
) = ~V_I4(pVarOut
);
4015 V_VT(pVarOut
) = VT_I4
;
4018 hRet
= VarI4FromCy(V_CY(pVarIn
), &V_I4(pVarOut
));
4019 V_I4(pVarOut
) = ~V_I4(pVarOut
);
4020 V_VT(pVarOut
) = VT_I4
;
4024 V_VT(pVarOut
) = VT_I2
;
4030 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
4031 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
4032 hRet
= DISP_E_BADVARTYPE
;
4034 hRet
= DISP_E_TYPEMISMATCH
;
4037 V_VT(pVarOut
) = VT_EMPTY
;
4042 /**********************************************************************
4043 * VarRound [OLEAUT32.175]
4045 * Perform a round operation on a variant.
4048 * pVarIn [I] Source variant
4049 * deci [I] Number of decimals to round to
4050 * pVarOut [O] Destination for converted value
4053 * Success: S_OK. pVarOut contains the converted value.
4054 * Failure: An HRESULT error code indicating the error.
4057 * - Floating point values are rounded to the desired number of decimals.
4058 * - Some integer types are just copied to the return variable.
4059 * - Some other integer types are not handled and fail.
4061 HRESULT WINAPI
VarRound(LPVARIANT pVarIn
, int deci
, LPVARIANT pVarOut
)
4064 HRESULT hRet
= S_OK
;
4067 TRACE("(%p->(%s%s),%d)\n", pVarIn
, debugstr_VT(pVarIn
), debugstr_VF(pVarIn
), deci
);
4069 switch (V_VT(pVarIn
))
4071 /* cases that fail on windows */
4076 hRet
= DISP_E_BADVARTYPE
;
4079 /* cases just copying in to out */
4081 V_VT(pVarOut
) = V_VT(pVarIn
);
4082 V_UI1(pVarOut
) = V_UI1(pVarIn
);
4085 V_VT(pVarOut
) = V_VT(pVarIn
);
4086 V_I2(pVarOut
) = V_I2(pVarIn
);
4089 V_VT(pVarOut
) = V_VT(pVarIn
);
4090 V_I4(pVarOut
) = V_I4(pVarIn
);
4093 V_VT(pVarOut
) = V_VT(pVarIn
);
4094 /* value unchanged */
4097 /* cases that change type */
4099 V_VT(pVarOut
) = VT_I2
;
4103 V_VT(pVarOut
) = VT_I2
;
4104 V_I2(pVarOut
) = V_BOOL(pVarIn
);
4107 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
4112 /* Fall through ... */
4114 /* cases we need to do math */
4116 if (V_R8(pVarIn
)>0) {
4117 V_R8(pVarOut
)=floor(V_R8(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
4119 V_R8(pVarOut
)=ceil(V_R8(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
4121 V_VT(pVarOut
) = V_VT(pVarIn
);
4124 if (V_R4(pVarIn
)>0) {
4125 V_R4(pVarOut
)=floor(V_R4(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
4127 V_R4(pVarOut
)=ceil(V_R4(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
4129 V_VT(pVarOut
) = V_VT(pVarIn
);
4132 if (V_DATE(pVarIn
)>0) {
4133 V_DATE(pVarOut
)=floor(V_DATE(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
4135 V_DATE(pVarOut
)=ceil(V_DATE(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
4137 V_VT(pVarOut
) = V_VT(pVarIn
);
4143 factor
=pow(10, 4-deci
);
4145 if (V_CY(pVarIn
).int64
>0) {
4146 V_CY(pVarOut
).int64
=floor(V_CY(pVarIn
).int64
/factor
)*factor
;
4148 V_CY(pVarOut
).int64
=ceil(V_CY(pVarIn
).int64
/factor
)*factor
;
4150 V_VT(pVarOut
) = V_VT(pVarIn
);
4153 /* cases we don't know yet */
4155 FIXME("unimplemented part, V_VT(pVarIn) == 0x%X, deci == %d\n",
4156 V_VT(pVarIn
) & VT_TYPEMASK
, deci
);
4157 hRet
= DISP_E_BADVARTYPE
;
4161 V_VT(pVarOut
) = VT_EMPTY
;
4163 TRACE("returning 0x%08lx (%s%s),%f\n", hRet
, debugstr_VT(pVarOut
),
4164 debugstr_VF(pVarOut
), (V_VT(pVarOut
) == VT_R4
) ? V_R4(pVarOut
) :
4165 (V_VT(pVarOut
) == VT_R8
) ? V_R8(pVarOut
) : 0);
4171 /**********************************************************************
4172 * VarMod [OLEAUT32.154]
4174 * Perform the modulus operation of the right hand variant on the left
4177 * left [I] Left hand variant
4178 * right [I] Right hand variant
4179 * result [O] Destination for converted value
4182 * Success: S_OK. result contains the remainder.
4183 * Failure: An HRESULT error code indicating the error.
4186 * If an error occurs the type of result will be modified but the value will not be.
4187 * Doesn't support arrays or any special flags yet.
4189 HRESULT WINAPI
VarMod(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
4193 HRESULT rc
= E_FAIL
;
4200 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
4201 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
4203 /* check for invalid inputs */
4205 switch (V_VT(left
) & VT_TYPEMASK
) {
4226 V_VT(result
) = VT_EMPTY
;
4227 return DISP_E_TYPEMISMATCH
;
4229 V_VT(result
) = VT_EMPTY
;
4230 return E_INVALIDARG
;
4232 return DISP_E_TYPEMISMATCH
;
4234 V_VT(result
) = VT_EMPTY
;
4235 return DISP_E_TYPEMISMATCH
;
4239 V_VT(result
) = VT_EMPTY
;
4240 return DISP_E_BADVARTYPE
;
4245 switch (V_VT(right
) & VT_TYPEMASK
) {
4251 if((V_VT(left
) == VT_INT
) && (V_VT(right
) == VT_I8
))
4253 V_VT(result
) = VT_EMPTY
;
4254 return DISP_E_TYPEMISMATCH
;
4257 if((V_VT(right
) == VT_INT
) && (V_VT(left
) == VT_I8
))
4259 V_VT(result
) = VT_EMPTY
;
4260 return DISP_E_TYPEMISMATCH
;
4270 if(V_VT(left
) == VT_EMPTY
)
4272 V_VT(result
) = VT_I4
;
4278 if(V_VT(left
) == VT_NULL
)
4280 V_VT(result
) = VT_NULL
;
4286 V_VT(result
) = VT_EMPTY
;
4287 return DISP_E_BADVARTYPE
;
4289 if(V_VT(left
) == VT_VOID
)
4291 V_VT(result
) = VT_EMPTY
;
4292 return DISP_E_BADVARTYPE
;
4293 } else if((V_VT(left
) == VT_NULL
) || (V_VT(left
) == VT_EMPTY
) || (V_VT(left
) == VT_ERROR
) ||
4296 V_VT(result
) = VT_NULL
;
4300 V_VT(result
) = VT_NULL
;
4301 return DISP_E_BADVARTYPE
;
4305 V_VT(result
) = VT_EMPTY
;
4306 return DISP_E_TYPEMISMATCH
;
4308 if(V_VT(left
) == VT_ERROR
)
4310 V_VT(result
) = VT_EMPTY
;
4311 return DISP_E_TYPEMISMATCH
;
4314 V_VT(result
) = VT_EMPTY
;
4315 return E_INVALIDARG
;
4318 return DISP_E_TYPEMISMATCH
;
4320 if((V_VT(left
) == 15) || ((V_VT(left
) >= 24) && (V_VT(left
) <= 35)) || !lOk
)
4322 V_VT(result
) = VT_EMPTY
;
4323 return DISP_E_BADVARTYPE
;
4326 V_VT(result
) = VT_EMPTY
;
4327 return DISP_E_TYPEMISMATCH
;
4330 V_VT(result
) = VT_EMPTY
;
4331 return DISP_E_BADVARTYPE
;
4334 /* determine the result type */
4335 if((V_VT(left
) == VT_I8
) || (V_VT(right
) == VT_I8
)) resT
= VT_I8
;
4336 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
4337 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_UI1
)) resT
= VT_UI1
;
4338 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
4339 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
4340 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_UI1
)) resT
= VT_I2
;
4341 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
4342 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
4343 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_UI1
)) resT
= VT_I2
;
4344 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
4345 else resT
= VT_I4
; /* most outputs are I4 */
4347 /* convert to I8 for the modulo */
4348 rc
= VariantChangeType(&lv
, left
, 0, VT_I8
);
4351 FIXME("Could not convert left type %d to %d? rc == 0x%lX\n", V_VT(left
), VT_I8
, rc
);
4355 rc
= VariantChangeType(&rv
, right
, 0, VT_I8
);
4358 FIXME("Could not convert right type %d to %d? rc == 0x%lX\n", V_VT(right
), VT_I8
, rc
);
4362 /* if right is zero set VT_EMPTY and return divide by zero */
4365 V_VT(result
) = VT_EMPTY
;
4366 return DISP_E_DIVBYZERO
;
4369 /* perform the modulo operation */
4370 V_VT(result
) = VT_I8
;
4371 V_I8(result
) = V_I8(&lv
) % V_I8(&rv
);
4373 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
));
4375 /* convert left and right to the destination type */
4376 rc
= VariantChangeType(result
, result
, 0, resT
);
4379 FIXME("Could not convert 0x%x to %d?\n", V_VT(result
), resT
);
4386 /**********************************************************************
4387 * VarPow [OLEAUT32.158]
4390 HRESULT WINAPI
VarPow(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
4395 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
), debugstr_VF(left
),
4396 right
, debugstr_VT(right
), debugstr_VF(right
), result
);
4398 hr
= VariantChangeType(&dl
,left
,0,VT_R8
);
4399 if (!SUCCEEDED(hr
)) {
4400 ERR("Could not change passed left argument to VT_R8, handle it differently.\n");
4403 hr
= VariantChangeType(&dr
,right
,0,VT_R8
);
4404 if (!SUCCEEDED(hr
)) {
4405 ERR("Could not change passed right argument to VT_R8, handle it differently.\n");
4408 V_VT(result
) = VT_R8
;
4409 V_R8(result
) = pow(V_R8(&dl
),V_R8(&dr
));