4 * Copyright 1998 Jean-Claude Cote
5 * Copyright 2003 Jon Griffiths
6 * Copyright 2005 Daniel Remenak
7 * Copyright 2006 Google (Benjamin Arai)
9 * The algorithm for conversion from Julian days to day/month/year is based on
10 * that devised by Henry Fliegel, as implemented in PostgreSQL, which is
11 * Copyright 1994-7 Regents of the University of California
13 * This library is free software; you can redistribute it and/or
14 * modify it under the terms of the GNU Lesser General Public
15 * License as published by the Free Software Foundation; either
16 * version 2.1 of the License, or (at your option) any later version.
18 * This library is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 * Lesser General Public License for more details.
23 * You should have received a copy of the GNU Lesser General Public
24 * License along with this library; if not, write to the Free Software
25 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
35 #define NONAMELESSUNION
36 #define NONAMELESSSTRUCT
40 #include "wine/unicode.h"
44 #include "wine/debug.h"
46 WINE_DEFAULT_DEBUG_CHANNEL(variant
);
47 static const char * const variant_types
[] =
49 "VT_EMPTY","VT_NULL","VT_I2","VT_I4","VT_R4","VT_R8","VT_CY","VT_DATE",
50 "VT_BSTR","VT_DISPATCH","VT_ERROR","VT_BOOL","VT_VARIANT","VT_UNKNOWN",
51 "VT_DECIMAL","15","VT_I1","VT_UI1","VT_UI2","VT_UI4","VT_I8","VT_UI8",
52 "VT_INT","VT_UINT","VT_VOID","VT_HRESULT","VT_PTR","VT_SAFEARRAY",
53 "VT_CARRAY","VT_USERDEFINED","VT_LPSTR","VT_LPWSTR","32","33","34","35",
54 "VT_RECORD","VT_INT_PTR","VT_UINT_PTR","39","40","41","42","43","44","45",
55 "46","47","48","49","50","51","52","53","54","55","56","57","58","59","60",
56 "61","62","63","VT_FILETIME","VT_BLOB","VT_STREAM","VT_STORAGE",
57 "VT_STREAMED_OBJECT","VT_STORED_OBJECT","VT_BLOB_OBJECT","VT_CF","VT_CLSID",
61 static const char * const variant_flags
[16] =
66 "|VT_VECTOR|VT_ARRAY",
68 "|VT_VECTOR|VT_ARRAY",
70 "|VT_VECTOR|VT_ARRAY|VT_BYREF",
72 "|VT_VECTOR|VT_RESERVED",
73 "|VT_ARRAY|VT_RESERVED",
74 "|VT_VECTOR|VT_ARRAY|VT_RESERVED",
75 "|VT_BYREF|VT_RESERVED",
76 "|VT_VECTOR|VT_ARRAY|VT_RESERVED",
77 "|VT_ARRAY|VT_BYREF|VT_RESERVED",
78 "|VT_VECTOR|VT_ARRAY|VT_BYREF|VT_RESERVED",
81 /* Convert a variant from one type to another */
82 static inline HRESULT
VARIANT_Coerce(VARIANTARG
* pd
, LCID lcid
, USHORT wFlags
,
83 VARIANTARG
* ps
, VARTYPE vt
)
85 HRESULT res
= DISP_E_TYPEMISMATCH
;
86 VARTYPE vtFrom
= V_TYPE(ps
);
89 TRACE("(%s,0x%08x,0x%04x,%s,%s)\n", debugstr_variant(pd
), lcid
, wFlags
,
90 debugstr_variant(ps
), debugstr_vt(vt
));
92 if (vt
== VT_BSTR
|| vtFrom
== VT_BSTR
)
94 /* All flags passed to low level function are only used for
95 * changing to or from strings. Map these here.
97 if (wFlags
& VARIANT_LOCALBOOL
)
98 dwFlags
|= VAR_LOCALBOOL
;
99 if (wFlags
& VARIANT_CALENDAR_HIJRI
)
100 dwFlags
|= VAR_CALENDAR_HIJRI
;
101 if (wFlags
& VARIANT_CALENDAR_THAI
)
102 dwFlags
|= VAR_CALENDAR_THAI
;
103 if (wFlags
& VARIANT_CALENDAR_GREGORIAN
)
104 dwFlags
|= VAR_CALENDAR_GREGORIAN
;
105 if (wFlags
& VARIANT_NOUSEROVERRIDE
)
106 dwFlags
|= LOCALE_NOUSEROVERRIDE
;
107 if (wFlags
& VARIANT_USE_NLS
)
108 dwFlags
|= LOCALE_USE_NLS
;
111 /* Map int/uint to i4/ui4 */
114 else if (vt
== VT_UINT
)
117 if (vtFrom
== VT_INT
)
119 else if (vtFrom
== VT_UINT
)
123 return VariantCopy(pd
, ps
);
125 if (wFlags
& VARIANT_NOVALUEPROP
&& vtFrom
== VT_DISPATCH
&& vt
!= VT_UNKNOWN
)
127 /* VARIANT_NOVALUEPROP prevents IDispatch objects from being coerced by
128 * accessing the default object property.
130 return DISP_E_TYPEMISMATCH
;
136 if (vtFrom
== VT_NULL
)
137 return DISP_E_TYPEMISMATCH
;
138 /* ... Fall through */
140 if (vtFrom
<= VT_UINT
&& vtFrom
!= (VARTYPE
)15 && vtFrom
!= VT_ERROR
)
142 res
= VariantClear( pd
);
143 if (vt
== VT_NULL
&& SUCCEEDED(res
))
151 case VT_EMPTY
: V_I1(pd
) = 0; return S_OK
;
152 case VT_I2
: return VarI1FromI2(V_I2(ps
), &V_I1(pd
));
153 case VT_I4
: return VarI1FromI4(V_I4(ps
), &V_I1(pd
));
154 case VT_UI1
: V_I1(pd
) = V_UI1(ps
); return S_OK
;
155 case VT_UI2
: return VarI1FromUI2(V_UI2(ps
), &V_I1(pd
));
156 case VT_UI4
: return VarI1FromUI4(V_UI4(ps
), &V_I1(pd
));
157 case VT_I8
: return VarI1FromI8(V_I8(ps
), &V_I1(pd
));
158 case VT_UI8
: return VarI1FromUI8(V_UI8(ps
), &V_I1(pd
));
159 case VT_R4
: return VarI1FromR4(V_R4(ps
), &V_I1(pd
));
160 case VT_R8
: return VarI1FromR8(V_R8(ps
), &V_I1(pd
));
161 case VT_DATE
: return VarI1FromDate(V_DATE(ps
), &V_I1(pd
));
162 case VT_BOOL
: return VarI1FromBool(V_BOOL(ps
), &V_I1(pd
));
163 case VT_CY
: return VarI1FromCy(V_CY(ps
), &V_I1(pd
));
164 case VT_DECIMAL
: return VarI1FromDec(&V_DECIMAL(ps
), &V_I1(pd
) );
165 case VT_DISPATCH
: return VarI1FromDisp(V_DISPATCH(ps
), lcid
, &V_I1(pd
) );
166 case VT_BSTR
: return VarI1FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I1(pd
) );
173 case VT_EMPTY
: V_I2(pd
) = 0; return S_OK
;
174 case VT_I1
: return VarI2FromI1(V_I1(ps
), &V_I2(pd
));
175 case VT_I4
: return VarI2FromI4(V_I4(ps
), &V_I2(pd
));
176 case VT_UI1
: return VarI2FromUI1(V_UI1(ps
), &V_I2(pd
));
177 case VT_UI2
: V_I2(pd
) = V_UI2(ps
); return S_OK
;
178 case VT_UI4
: return VarI2FromUI4(V_UI4(ps
), &V_I2(pd
));
179 case VT_I8
: return VarI2FromI8(V_I8(ps
), &V_I2(pd
));
180 case VT_UI8
: return VarI2FromUI8(V_UI8(ps
), &V_I2(pd
));
181 case VT_R4
: return VarI2FromR4(V_R4(ps
), &V_I2(pd
));
182 case VT_R8
: return VarI2FromR8(V_R8(ps
), &V_I2(pd
));
183 case VT_DATE
: return VarI2FromDate(V_DATE(ps
), &V_I2(pd
));
184 case VT_BOOL
: return VarI2FromBool(V_BOOL(ps
), &V_I2(pd
));
185 case VT_CY
: return VarI2FromCy(V_CY(ps
), &V_I2(pd
));
186 case VT_DECIMAL
: return VarI2FromDec(&V_DECIMAL(ps
), &V_I2(pd
));
187 case VT_DISPATCH
: return VarI2FromDisp(V_DISPATCH(ps
), lcid
, &V_I2(pd
));
188 case VT_BSTR
: return VarI2FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I2(pd
));
195 case VT_EMPTY
: V_I4(pd
) = 0; return S_OK
;
196 case VT_I1
: return VarI4FromI1(V_I1(ps
), &V_I4(pd
));
197 case VT_I2
: return VarI4FromI2(V_I2(ps
), &V_I4(pd
));
198 case VT_UI1
: return VarI4FromUI1(V_UI1(ps
), &V_I4(pd
));
199 case VT_UI2
: return VarI4FromUI2(V_UI2(ps
), &V_I4(pd
));
200 case VT_UI4
: V_I4(pd
) = V_UI4(ps
); return S_OK
;
201 case VT_I8
: return VarI4FromI8(V_I8(ps
), &V_I4(pd
));
202 case VT_UI8
: return VarI4FromUI8(V_UI8(ps
), &V_I4(pd
));
203 case VT_R4
: return VarI4FromR4(V_R4(ps
), &V_I4(pd
));
204 case VT_R8
: return VarI4FromR8(V_R8(ps
), &V_I4(pd
));
205 case VT_DATE
: return VarI4FromDate(V_DATE(ps
), &V_I4(pd
));
206 case VT_BOOL
: return VarI4FromBool(V_BOOL(ps
), &V_I4(pd
));
207 case VT_CY
: return VarI4FromCy(V_CY(ps
), &V_I4(pd
));
208 case VT_DECIMAL
: return VarI4FromDec(&V_DECIMAL(ps
), &V_I4(pd
));
209 case VT_DISPATCH
: return VarI4FromDisp(V_DISPATCH(ps
), lcid
, &V_I4(pd
));
210 case VT_BSTR
: return VarI4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I4(pd
));
217 case VT_EMPTY
: V_UI1(pd
) = 0; return S_OK
;
218 case VT_I1
: V_UI1(pd
) = V_I1(ps
); return S_OK
;
219 case VT_I2
: return VarUI1FromI2(V_I2(ps
), &V_UI1(pd
));
220 case VT_I4
: return VarUI1FromI4(V_I4(ps
), &V_UI1(pd
));
221 case VT_UI2
: return VarUI1FromUI2(V_UI2(ps
), &V_UI1(pd
));
222 case VT_UI4
: return VarUI1FromUI4(V_UI4(ps
), &V_UI1(pd
));
223 case VT_I8
: return VarUI1FromI8(V_I8(ps
), &V_UI1(pd
));
224 case VT_UI8
: return VarUI1FromUI8(V_UI8(ps
), &V_UI1(pd
));
225 case VT_R4
: return VarUI1FromR4(V_R4(ps
), &V_UI1(pd
));
226 case VT_R8
: return VarUI1FromR8(V_R8(ps
), &V_UI1(pd
));
227 case VT_DATE
: return VarUI1FromDate(V_DATE(ps
), &V_UI1(pd
));
228 case VT_BOOL
: return VarUI1FromBool(V_BOOL(ps
), &V_UI1(pd
));
229 case VT_CY
: return VarUI1FromCy(V_CY(ps
), &V_UI1(pd
));
230 case VT_DECIMAL
: return VarUI1FromDec(&V_DECIMAL(ps
), &V_UI1(pd
));
231 case VT_DISPATCH
: return VarUI1FromDisp(V_DISPATCH(ps
), lcid
, &V_UI1(pd
));
232 case VT_BSTR
: return VarUI1FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI1(pd
));
239 case VT_EMPTY
: V_UI2(pd
) = 0; return S_OK
;
240 case VT_I1
: return VarUI2FromI1(V_I1(ps
), &V_UI2(pd
));
241 case VT_I2
: V_UI2(pd
) = V_I2(ps
); return S_OK
;
242 case VT_I4
: return VarUI2FromI4(V_I4(ps
), &V_UI2(pd
));
243 case VT_UI1
: return VarUI2FromUI1(V_UI1(ps
), &V_UI2(pd
));
244 case VT_UI4
: return VarUI2FromUI4(V_UI4(ps
), &V_UI2(pd
));
245 case VT_I8
: return VarUI4FromI8(V_I8(ps
), &V_UI4(pd
));
246 case VT_UI8
: return VarUI4FromUI8(V_UI8(ps
), &V_UI4(pd
));
247 case VT_R4
: return VarUI2FromR4(V_R4(ps
), &V_UI2(pd
));
248 case VT_R8
: return VarUI2FromR8(V_R8(ps
), &V_UI2(pd
));
249 case VT_DATE
: return VarUI2FromDate(V_DATE(ps
), &V_UI2(pd
));
250 case VT_BOOL
: return VarUI2FromBool(V_BOOL(ps
), &V_UI2(pd
));
251 case VT_CY
: return VarUI2FromCy(V_CY(ps
), &V_UI2(pd
));
252 case VT_DECIMAL
: return VarUI2FromDec(&V_DECIMAL(ps
), &V_UI2(pd
));
253 case VT_DISPATCH
: return VarUI2FromDisp(V_DISPATCH(ps
), lcid
, &V_UI2(pd
));
254 case VT_BSTR
: return VarUI2FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI2(pd
));
261 case VT_EMPTY
: V_UI4(pd
) = 0; return S_OK
;
262 case VT_I1
: return VarUI4FromI1(V_I1(ps
), &V_UI4(pd
));
263 case VT_I2
: return VarUI4FromI2(V_I2(ps
), &V_UI4(pd
));
264 case VT_I4
: V_UI4(pd
) = V_I4(ps
); return S_OK
;
265 case VT_UI1
: return VarUI4FromUI1(V_UI1(ps
), &V_UI4(pd
));
266 case VT_UI2
: return VarUI4FromUI2(V_UI2(ps
), &V_UI4(pd
));
267 case VT_I8
: return VarUI4FromI8(V_I8(ps
), &V_UI4(pd
));
268 case VT_UI8
: return VarUI4FromUI8(V_UI8(ps
), &V_UI4(pd
));
269 case VT_R4
: return VarUI4FromR4(V_R4(ps
), &V_UI4(pd
));
270 case VT_R8
: return VarUI4FromR8(V_R8(ps
), &V_UI4(pd
));
271 case VT_DATE
: return VarUI4FromDate(V_DATE(ps
), &V_UI4(pd
));
272 case VT_BOOL
: return VarUI4FromBool(V_BOOL(ps
), &V_UI4(pd
));
273 case VT_CY
: return VarUI4FromCy(V_CY(ps
), &V_UI4(pd
));
274 case VT_DECIMAL
: return VarUI4FromDec(&V_DECIMAL(ps
), &V_UI4(pd
));
275 case VT_DISPATCH
: return VarUI4FromDisp(V_DISPATCH(ps
), lcid
, &V_UI4(pd
));
276 case VT_BSTR
: return VarUI4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI4(pd
));
283 case VT_EMPTY
: V_UI8(pd
) = 0; return S_OK
;
284 case VT_I4
: if (V_I4(ps
) < 0) return DISP_E_OVERFLOW
; V_UI8(pd
) = V_I4(ps
); return S_OK
;
285 case VT_I1
: return VarUI8FromI1(V_I1(ps
), &V_UI8(pd
));
286 case VT_I2
: return VarUI8FromI2(V_I2(ps
), &V_UI8(pd
));
287 case VT_UI1
: return VarUI8FromUI1(V_UI1(ps
), &V_UI8(pd
));
288 case VT_UI2
: return VarUI8FromUI2(V_UI2(ps
), &V_UI8(pd
));
289 case VT_UI4
: return VarUI8FromUI4(V_UI4(ps
), &V_UI8(pd
));
290 case VT_I8
: V_UI8(pd
) = V_I8(ps
); return S_OK
;
291 case VT_R4
: return VarUI8FromR4(V_R4(ps
), &V_UI8(pd
));
292 case VT_R8
: return VarUI8FromR8(V_R8(ps
), &V_UI8(pd
));
293 case VT_DATE
: return VarUI8FromDate(V_DATE(ps
), &V_UI8(pd
));
294 case VT_BOOL
: return VarUI8FromBool(V_BOOL(ps
), &V_UI8(pd
));
295 case VT_CY
: return VarUI8FromCy(V_CY(ps
), &V_UI8(pd
));
296 case VT_DECIMAL
: return VarUI8FromDec(&V_DECIMAL(ps
), &V_UI8(pd
));
297 case VT_DISPATCH
: return VarUI8FromDisp(V_DISPATCH(ps
), lcid
, &V_UI8(pd
));
298 case VT_BSTR
: return VarUI8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI8(pd
));
305 case VT_EMPTY
: V_I8(pd
) = 0; return S_OK
;
306 case VT_I4
: V_I8(pd
) = V_I4(ps
); return S_OK
;
307 case VT_I1
: return VarI8FromI1(V_I1(ps
), &V_I8(pd
));
308 case VT_I2
: return VarI8FromI2(V_I2(ps
), &V_I8(pd
));
309 case VT_UI1
: return VarI8FromUI1(V_UI1(ps
), &V_I8(pd
));
310 case VT_UI2
: return VarI8FromUI2(V_UI2(ps
), &V_I8(pd
));
311 case VT_UI4
: return VarI8FromUI4(V_UI4(ps
), &V_I8(pd
));
312 case VT_UI8
: V_I8(pd
) = V_UI8(ps
); return S_OK
;
313 case VT_R4
: return VarI8FromR4(V_R4(ps
), &V_I8(pd
));
314 case VT_R8
: return VarI8FromR8(V_R8(ps
), &V_I8(pd
));
315 case VT_DATE
: return VarI8FromDate(V_DATE(ps
), &V_I8(pd
));
316 case VT_BOOL
: return VarI8FromBool(V_BOOL(ps
), &V_I8(pd
));
317 case VT_CY
: return VarI8FromCy(V_CY(ps
), &V_I8(pd
));
318 case VT_DECIMAL
: return VarI8FromDec(&V_DECIMAL(ps
), &V_I8(pd
));
319 case VT_DISPATCH
: return VarI8FromDisp(V_DISPATCH(ps
), lcid
, &V_I8(pd
));
320 case VT_BSTR
: return VarI8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I8(pd
));
327 case VT_EMPTY
: V_R4(pd
) = 0.0f
; return S_OK
;
328 case VT_I1
: return VarR4FromI1(V_I1(ps
), &V_R4(pd
));
329 case VT_I2
: return VarR4FromI2(V_I2(ps
), &V_R4(pd
));
330 case VT_I4
: return VarR4FromI4(V_I4(ps
), &V_R4(pd
));
331 case VT_UI1
: return VarR4FromUI1(V_UI1(ps
), &V_R4(pd
));
332 case VT_UI2
: return VarR4FromUI2(V_UI2(ps
), &V_R4(pd
));
333 case VT_UI4
: return VarR4FromUI4(V_UI4(ps
), &V_R4(pd
));
334 case VT_I8
: return VarR4FromI8(V_I8(ps
), &V_R4(pd
));
335 case VT_UI8
: return VarR4FromUI8(V_UI8(ps
), &V_R4(pd
));
336 case VT_R8
: return VarR4FromR8(V_R8(ps
), &V_R4(pd
));
337 case VT_DATE
: return VarR4FromDate(V_DATE(ps
), &V_R4(pd
));
338 case VT_BOOL
: return VarR4FromBool(V_BOOL(ps
), &V_R4(pd
));
339 case VT_CY
: return VarR4FromCy(V_CY(ps
), &V_R4(pd
));
340 case VT_DECIMAL
: return VarR4FromDec(&V_DECIMAL(ps
), &V_R4(pd
));
341 case VT_DISPATCH
: return VarR4FromDisp(V_DISPATCH(ps
), lcid
, &V_R4(pd
));
342 case VT_BSTR
: return VarR4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_R4(pd
));
349 case VT_EMPTY
: V_R8(pd
) = 0.0; return S_OK
;
350 case VT_I1
: return VarR8FromI1(V_I1(ps
), &V_R8(pd
));
351 case VT_I2
: return VarR8FromI2(V_I2(ps
), &V_R8(pd
));
352 case VT_I4
: return VarR8FromI4(V_I4(ps
), &V_R8(pd
));
353 case VT_UI1
: return VarR8FromUI1(V_UI1(ps
), &V_R8(pd
));
354 case VT_UI2
: return VarR8FromUI2(V_UI2(ps
), &V_R8(pd
));
355 case VT_UI4
: return VarR8FromUI4(V_UI4(ps
), &V_R8(pd
));
356 case VT_I8
: return VarR8FromI8(V_I8(ps
), &V_R8(pd
));
357 case VT_UI8
: return VarR8FromUI8(V_UI8(ps
), &V_R8(pd
));
358 case VT_R4
: return VarR8FromR4(V_R4(ps
), &V_R8(pd
));
359 case VT_DATE
: return VarR8FromDate(V_DATE(ps
), &V_R8(pd
));
360 case VT_BOOL
: return VarR8FromBool(V_BOOL(ps
), &V_R8(pd
));
361 case VT_CY
: return VarR8FromCy(V_CY(ps
), &V_R8(pd
));
362 case VT_DECIMAL
: return VarR8FromDec(&V_DECIMAL(ps
), &V_R8(pd
));
363 case VT_DISPATCH
: return VarR8FromDisp(V_DISPATCH(ps
), lcid
, &V_R8(pd
));
364 case VT_BSTR
: return VarR8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_R8(pd
));
371 case VT_EMPTY
: V_DATE(pd
) = 0.0; return S_OK
;
372 case VT_I1
: return VarDateFromI1(V_I1(ps
), &V_DATE(pd
));
373 case VT_I2
: return VarDateFromI2(V_I2(ps
), &V_DATE(pd
));
374 case VT_I4
: return VarDateFromI4(V_I4(ps
), &V_DATE(pd
));
375 case VT_UI1
: return VarDateFromUI1(V_UI1(ps
), &V_DATE(pd
));
376 case VT_UI2
: return VarDateFromUI2(V_UI2(ps
), &V_DATE(pd
));
377 case VT_UI4
: return VarDateFromUI4(V_UI4(ps
), &V_DATE(pd
));
378 case VT_I8
: return VarDateFromI8(V_I8(ps
), &V_DATE(pd
));
379 case VT_UI8
: return VarDateFromUI8(V_UI8(ps
), &V_DATE(pd
));
380 case VT_R4
: return VarDateFromR4(V_R4(ps
), &V_DATE(pd
));
381 case VT_R8
: return VarDateFromR8(V_R8(ps
), &V_DATE(pd
));
382 case VT_BOOL
: return VarDateFromBool(V_BOOL(ps
), &V_DATE(pd
));
383 case VT_CY
: return VarDateFromCy(V_CY(ps
), &V_DATE(pd
));
384 case VT_DECIMAL
: return VarDateFromDec(&V_DECIMAL(ps
), &V_DATE(pd
));
385 case VT_DISPATCH
: return VarDateFromDisp(V_DISPATCH(ps
), lcid
, &V_DATE(pd
));
386 case VT_BSTR
: return VarDateFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_DATE(pd
));
393 case VT_EMPTY
: V_BOOL(pd
) = 0; return S_OK
;
394 case VT_I1
: return VarBoolFromI1(V_I1(ps
), &V_BOOL(pd
));
395 case VT_I2
: return VarBoolFromI2(V_I2(ps
), &V_BOOL(pd
));
396 case VT_I4
: return VarBoolFromI4(V_I4(ps
), &V_BOOL(pd
));
397 case VT_UI1
: return VarBoolFromUI1(V_UI1(ps
), &V_BOOL(pd
));
398 case VT_UI2
: return VarBoolFromUI2(V_UI2(ps
), &V_BOOL(pd
));
399 case VT_UI4
: return VarBoolFromUI4(V_UI4(ps
), &V_BOOL(pd
));
400 case VT_I8
: return VarBoolFromI8(V_I8(ps
), &V_BOOL(pd
));
401 case VT_UI8
: return VarBoolFromUI8(V_UI8(ps
), &V_BOOL(pd
));
402 case VT_R4
: return VarBoolFromR4(V_R4(ps
), &V_BOOL(pd
));
403 case VT_R8
: return VarBoolFromR8(V_R8(ps
), &V_BOOL(pd
));
404 case VT_DATE
: return VarBoolFromDate(V_DATE(ps
), &V_BOOL(pd
));
405 case VT_CY
: return VarBoolFromCy(V_CY(ps
), &V_BOOL(pd
));
406 case VT_DECIMAL
: return VarBoolFromDec(&V_DECIMAL(ps
), &V_BOOL(pd
));
407 case VT_DISPATCH
: return VarBoolFromDisp(V_DISPATCH(ps
), lcid
, &V_BOOL(pd
));
408 case VT_BSTR
: return VarBoolFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_BOOL(pd
));
416 V_BSTR(pd
) = SysAllocStringLen(NULL
, 0);
417 return V_BSTR(pd
) ? S_OK
: E_OUTOFMEMORY
;
419 if (wFlags
& (VARIANT_ALPHABOOL
|VARIANT_LOCALBOOL
))
420 return VarBstrFromBool(V_BOOL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
421 return VarBstrFromI2(V_BOOL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
422 case VT_I1
: return VarBstrFromI1(V_I1(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
423 case VT_I2
: return VarBstrFromI2(V_I2(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
424 case VT_I4
: return VarBstrFromI4(V_I4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
425 case VT_UI1
: return VarBstrFromUI1(V_UI1(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
426 case VT_UI2
: return VarBstrFromUI2(V_UI2(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
427 case VT_UI4
: return VarBstrFromUI4(V_UI4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
428 case VT_I8
: return VarBstrFromI8(V_I8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
429 case VT_UI8
: return VarBstrFromUI8(V_UI8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
430 case VT_R4
: return VarBstrFromR4(V_R4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
431 case VT_R8
: return VarBstrFromR8(V_R8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
432 case VT_DATE
: return VarBstrFromDate(V_DATE(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
433 case VT_CY
: return VarBstrFromCy(V_CY(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
434 case VT_DECIMAL
: return VarBstrFromDec(&V_DECIMAL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
435 case VT_DISPATCH
: return VarBstrFromDisp(V_DISPATCH(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
442 case VT_EMPTY
: V_CY(pd
).int64
= 0; return S_OK
;
443 case VT_I1
: return VarCyFromI1(V_I1(ps
), &V_CY(pd
));
444 case VT_I2
: return VarCyFromI2(V_I2(ps
), &V_CY(pd
));
445 case VT_I4
: return VarCyFromI4(V_I4(ps
), &V_CY(pd
));
446 case VT_UI1
: return VarCyFromUI1(V_UI1(ps
), &V_CY(pd
));
447 case VT_UI2
: return VarCyFromUI2(V_UI2(ps
), &V_CY(pd
));
448 case VT_UI4
: return VarCyFromUI4(V_UI4(ps
), &V_CY(pd
));
449 case VT_I8
: return VarCyFromI8(V_I8(ps
), &V_CY(pd
));
450 case VT_UI8
: return VarCyFromUI8(V_UI8(ps
), &V_CY(pd
));
451 case VT_R4
: return VarCyFromR4(V_R4(ps
), &V_CY(pd
));
452 case VT_R8
: return VarCyFromR8(V_R8(ps
), &V_CY(pd
));
453 case VT_DATE
: return VarCyFromDate(V_DATE(ps
), &V_CY(pd
));
454 case VT_BOOL
: return VarCyFromBool(V_BOOL(ps
), &V_CY(pd
));
455 case VT_DECIMAL
: return VarCyFromDec(&V_DECIMAL(ps
), &V_CY(pd
));
456 case VT_DISPATCH
: return VarCyFromDisp(V_DISPATCH(ps
), lcid
, &V_CY(pd
));
457 case VT_BSTR
: return VarCyFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_CY(pd
));
466 DEC_SIGNSCALE(&V_DECIMAL(pd
)) = SIGNSCALE(DECIMAL_POS
,0);
467 DEC_HI32(&V_DECIMAL(pd
)) = 0;
468 DEC_MID32(&V_DECIMAL(pd
)) = 0;
469 /* VarDecFromBool() coerces to -1/0, ChangeTypeEx() coerces to 1/0.
470 * VT_NULL and VT_EMPTY always give a 0 value.
472 DEC_LO32(&V_DECIMAL(pd
)) = vtFrom
== VT_BOOL
&& V_BOOL(ps
) ? 1 : 0;
474 case VT_I1
: return VarDecFromI1(V_I1(ps
), &V_DECIMAL(pd
));
475 case VT_I2
: return VarDecFromI2(V_I2(ps
), &V_DECIMAL(pd
));
476 case VT_I4
: return VarDecFromI4(V_I4(ps
), &V_DECIMAL(pd
));
477 case VT_UI1
: return VarDecFromUI1(V_UI1(ps
), &V_DECIMAL(pd
));
478 case VT_UI2
: return VarDecFromUI2(V_UI2(ps
), &V_DECIMAL(pd
));
479 case VT_UI4
: return VarDecFromUI4(V_UI4(ps
), &V_DECIMAL(pd
));
480 case VT_I8
: return VarDecFromI8(V_I8(ps
), &V_DECIMAL(pd
));
481 case VT_UI8
: return VarDecFromUI8(V_UI8(ps
), &V_DECIMAL(pd
));
482 case VT_R4
: return VarDecFromR4(V_R4(ps
), &V_DECIMAL(pd
));
483 case VT_R8
: return VarDecFromR8(V_R8(ps
), &V_DECIMAL(pd
));
484 case VT_DATE
: return VarDecFromDate(V_DATE(ps
), &V_DECIMAL(pd
));
485 case VT_CY
: return VarDecFromCy(V_CY(ps
), &V_DECIMAL(pd
));
486 case VT_DISPATCH
: return VarDecFromDisp(V_DISPATCH(ps
), lcid
, &V_DECIMAL(pd
));
487 case VT_BSTR
: return VarDecFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_DECIMAL(pd
));
495 if (V_DISPATCH(ps
) == NULL
)
496 V_UNKNOWN(pd
) = NULL
;
498 res
= IDispatch_QueryInterface(V_DISPATCH(ps
), &IID_IUnknown
, (LPVOID
*)&V_UNKNOWN(pd
));
507 if (V_UNKNOWN(ps
) == NULL
)
508 V_DISPATCH(pd
) = NULL
;
510 res
= IUnknown_QueryInterface(V_UNKNOWN(ps
), &IID_IDispatch
, (LPVOID
*)&V_DISPATCH(pd
));
521 /* Coerce to/from an array */
522 static inline HRESULT
VARIANT_CoerceArray(VARIANTARG
* pd
, VARIANTARG
* ps
, VARTYPE vt
)
524 if (vt
== VT_BSTR
&& V_VT(ps
) == (VT_ARRAY
|VT_UI1
))
525 return BstrFromVector(V_ARRAY(ps
), &V_BSTR(pd
));
527 if (V_VT(ps
) == VT_BSTR
&& vt
== (VT_ARRAY
|VT_UI1
))
528 return VectorFromBstr(V_BSTR(ps
), &V_ARRAY(pd
));
531 return SafeArrayCopy(V_ARRAY(ps
), &V_ARRAY(pd
));
533 return DISP_E_TYPEMISMATCH
;
536 /******************************************************************************
537 * Check if a variants type is valid.
539 static inline HRESULT
VARIANT_ValidateType(VARTYPE vt
)
541 VARTYPE vtExtra
= vt
& VT_EXTRA_TYPE
;
545 if (!(vtExtra
& (VT_VECTOR
|VT_RESERVED
)))
547 if (vt
< VT_VOID
|| vt
== VT_RECORD
|| vt
== VT_CLSID
)
549 if ((vtExtra
& (VT_BYREF
|VT_ARRAY
)) && vt
<= VT_NULL
)
550 return DISP_E_BADVARTYPE
;
551 if (vt
!= (VARTYPE
)15)
555 return DISP_E_BADVARTYPE
;
558 /******************************************************************************
559 * VariantInit [OLEAUT32.8]
561 * Initialise a variant.
564 * pVarg [O] Variant to initialise
570 * This function simply sets the type of the variant to VT_EMPTY. It does not
571 * free any existing value, use VariantClear() for that.
573 void WINAPI
VariantInit(VARIANTARG
* pVarg
)
575 TRACE("(%p)\n", pVarg
);
577 /* Win8.1 zeroes whole struct. Previous implementations don't set any other fields. */
578 V_VT(pVarg
) = VT_EMPTY
;
581 HRESULT
VARIANT_ClearInd(VARIANTARG
*pVarg
)
585 TRACE("(%s)\n", debugstr_variant(pVarg
));
587 hres
= VARIANT_ValidateType(V_VT(pVarg
));
595 if (V_UNKNOWN(pVarg
))
596 IUnknown_Release(V_UNKNOWN(pVarg
));
598 case VT_UNKNOWN
| VT_BYREF
:
599 case VT_DISPATCH
| VT_BYREF
:
600 if(*V_UNKNOWNREF(pVarg
))
601 IUnknown_Release(*V_UNKNOWNREF(pVarg
));
604 SysFreeString(V_BSTR(pVarg
));
606 case VT_BSTR
| VT_BYREF
:
607 SysFreeString(*V_BSTRREF(pVarg
));
609 case VT_VARIANT
| VT_BYREF
:
610 VariantClear(V_VARIANTREF(pVarg
));
613 case VT_RECORD
| VT_BYREF
:
615 struct __tagBRECORD
* pBr
= &V_UNION(pVarg
,brecVal
);
618 IRecordInfo_RecordClear(pBr
->pRecInfo
, pBr
->pvRecord
);
619 IRecordInfo_Release(pBr
->pRecInfo
);
624 if (V_ISARRAY(pVarg
) || (V_VT(pVarg
) & ~VT_BYREF
) == VT_SAFEARRAY
)
626 if (V_ISBYREF(pVarg
))
628 if (*V_ARRAYREF(pVarg
))
629 hres
= SafeArrayDestroy(*V_ARRAYREF(pVarg
));
631 else if (V_ARRAY(pVarg
))
632 hres
= SafeArrayDestroy(V_ARRAY(pVarg
));
637 V_VT(pVarg
) = VT_EMPTY
;
641 /******************************************************************************
642 * VariantClear [OLEAUT32.9]
647 * pVarg [I/O] Variant to clear
650 * Success: S_OK. Any previous value in pVarg is freed and its type is set to VT_EMPTY.
651 * Failure: DISP_E_BADVARTYPE, if the variant is not a valid variant type.
653 HRESULT WINAPI
VariantClear(VARIANTARG
* pVarg
)
657 TRACE("(%s)\n", debugstr_variant(pVarg
));
659 hres
= VARIANT_ValidateType(V_VT(pVarg
));
663 if (!V_ISBYREF(pVarg
))
665 if (V_ISARRAY(pVarg
) || V_VT(pVarg
) == VT_SAFEARRAY
)
667 hres
= SafeArrayDestroy(V_ARRAY(pVarg
));
669 else if (V_VT(pVarg
) == VT_BSTR
)
671 SysFreeString(V_BSTR(pVarg
));
673 else if (V_VT(pVarg
) == VT_RECORD
)
675 struct __tagBRECORD
* pBr
= &V_UNION(pVarg
,brecVal
);
678 IRecordInfo_RecordClear(pBr
->pRecInfo
, pBr
->pvRecord
);
679 IRecordInfo_Release(pBr
->pRecInfo
);
682 else if (V_VT(pVarg
) == VT_DISPATCH
||
683 V_VT(pVarg
) == VT_UNKNOWN
)
685 if (V_UNKNOWN(pVarg
))
686 IUnknown_Release(V_UNKNOWN(pVarg
));
689 V_VT(pVarg
) = VT_EMPTY
;
694 /******************************************************************************
695 * Copy an IRecordInfo object contained in a variant.
697 static HRESULT
VARIANT_CopyIRecordInfo(VARIANT
*dest
, VARIANT
*src
)
699 struct __tagBRECORD
*dest_rec
= &V_UNION(dest
, brecVal
);
700 struct __tagBRECORD
*src_rec
= &V_UNION(src
, brecVal
);
704 if (!src_rec
->pRecInfo
)
706 if (src_rec
->pvRecord
) return E_INVALIDARG
;
710 hr
= IRecordInfo_GetSize(src_rec
->pRecInfo
, &size
);
711 if (FAILED(hr
)) return hr
;
713 /* This could look cleaner if only RecordCreate() was used, but native doesn't use it.
714 Memory should be allocated in a same way as RecordCreate() does, so RecordDestroy()
715 could free it later. */
716 dest_rec
->pvRecord
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, size
);
717 if (!dest_rec
->pvRecord
) return E_OUTOFMEMORY
;
719 dest_rec
->pRecInfo
= src_rec
->pRecInfo
;
720 IRecordInfo_AddRef(src_rec
->pRecInfo
);
722 return IRecordInfo_RecordCopy(src_rec
->pRecInfo
, src_rec
->pvRecord
, dest_rec
->pvRecord
);
725 /******************************************************************************
726 * VariantCopy [OLEAUT32.10]
731 * pvargDest [O] Destination for copy
732 * pvargSrc [I] Source variant to copy
735 * Success: S_OK. pvargDest contains a copy of pvargSrc.
736 * Failure: DISP_E_BADVARTYPE, if either variant has an invalid type.
737 * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
738 * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
739 * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
742 * - If pvargSrc == pvargDest, this function does nothing, and succeeds if
743 * pvargSrc is valid. Otherwise, pvargDest is always cleared using
744 * VariantClear() before pvargSrc is copied to it. If clearing pvargDest
745 * fails, so does this function.
746 * - VT_CLSID is a valid type type for pvargSrc, but not for pvargDest.
747 * - For by-value non-intrinsic types, a deep copy is made, i.e. The whole value
748 * is copied rather than just any pointers to it.
749 * - For by-value object types the object pointer is copied and the objects
750 * reference count increased using IUnknown_AddRef().
751 * - For all by-reference types, only the referencing pointer is copied.
753 HRESULT WINAPI
VariantCopy(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
)
757 TRACE("(%s,%s)\n", debugstr_variant(pvargDest
), debugstr_variant(pvargSrc
));
759 if (V_TYPE(pvargSrc
) == VT_CLSID
|| /* VT_CLSID is a special case */
760 FAILED(VARIANT_ValidateType(V_VT(pvargSrc
))))
761 return DISP_E_BADVARTYPE
;
763 if (pvargSrc
!= pvargDest
&&
764 SUCCEEDED(hres
= VariantClear(pvargDest
)))
766 *pvargDest
= *pvargSrc
; /* Shallow copy the value */
768 if (!V_ISBYREF(pvargSrc
))
770 switch (V_VT(pvargSrc
))
773 V_BSTR(pvargDest
) = SysAllocStringByteLen((char*)V_BSTR(pvargSrc
), SysStringByteLen(V_BSTR(pvargSrc
)));
774 if (!V_BSTR(pvargDest
))
775 hres
= E_OUTOFMEMORY
;
778 hres
= VARIANT_CopyIRecordInfo(pvargDest
, pvargSrc
);
782 V_UNKNOWN(pvargDest
) = V_UNKNOWN(pvargSrc
);
783 if (V_UNKNOWN(pvargSrc
))
784 IUnknown_AddRef(V_UNKNOWN(pvargSrc
));
787 if (V_ISARRAY(pvargSrc
))
788 hres
= SafeArrayCopy(V_ARRAY(pvargSrc
), &V_ARRAY(pvargDest
));
795 /* Return the byte size of a variants data */
796 static inline size_t VARIANT_DataSize(const VARIANT
* pv
)
801 case VT_UI1
: return sizeof(BYTE
);
803 case VT_UI2
: return sizeof(SHORT
);
807 case VT_UI4
: return sizeof(LONG
);
809 case VT_UI8
: return sizeof(LONGLONG
);
810 case VT_R4
: return sizeof(float);
811 case VT_R8
: return sizeof(double);
812 case VT_DATE
: return sizeof(DATE
);
813 case VT_BOOL
: return sizeof(VARIANT_BOOL
);
816 case VT_BSTR
: return sizeof(void*);
817 case VT_CY
: return sizeof(CY
);
818 case VT_ERROR
: return sizeof(SCODE
);
820 TRACE("Shouldn't be called for variant %s!\n", debugstr_variant(pv
));
824 /******************************************************************************
825 * VariantCopyInd [OLEAUT32.11]
827 * Copy a variant, dereferencing it if it is by-reference.
830 * pvargDest [O] Destination for copy
831 * pvargSrc [I] Source variant to copy
834 * Success: S_OK. pvargDest contains a copy of pvargSrc.
835 * Failure: An HRESULT error code indicating the error.
838 * Failure: DISP_E_BADVARTYPE, if either variant has an invalid by-value type.
839 * E_INVALIDARG, if pvargSrc is an invalid by-reference type.
840 * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
841 * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
842 * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
845 * - If pvargSrc is by-value, this function behaves exactly as VariantCopy().
846 * - If pvargSrc is by-reference, the value copied to pvargDest is the pointed-to
848 * - if pvargSrc == pvargDest, this function dereferences in place. Otherwise,
849 * pvargDest is always cleared using VariantClear() before pvargSrc is copied
850 * to it. If clearing pvargDest fails, so does this function.
852 HRESULT WINAPI
VariantCopyInd(VARIANT
* pvargDest
, VARIANTARG
* pvargSrc
)
854 VARIANTARG vTmp
, *pSrc
= pvargSrc
;
858 TRACE("(%s,%s)\n", debugstr_variant(pvargDest
), debugstr_variant(pvargSrc
));
860 if (!V_ISBYREF(pvargSrc
))
861 return VariantCopy(pvargDest
, pvargSrc
);
863 /* Argument checking is more lax than VariantCopy()... */
864 vt
= V_TYPE(pvargSrc
);
865 if (V_ISARRAY(pvargSrc
) || (V_VT(pvargSrc
) == (VT_RECORD
|VT_BYREF
)) ||
866 (vt
> VT_NULL
&& vt
!= (VARTYPE
)15 && vt
< VT_VOID
&&
867 !(V_VT(pvargSrc
) & (VT_VECTOR
|VT_RESERVED
))))
872 return E_INVALIDARG
; /* ...And the return value for invalid types differs too */
874 if (pvargSrc
== pvargDest
)
876 /* In place copy. Use a shallow copy of pvargSrc & init pvargDest.
877 * This avoids an expensive VariantCopy() call - e.g. SafeArrayCopy().
881 V_VT(pvargDest
) = VT_EMPTY
;
885 /* Copy into another variant. Free the variant in pvargDest */
886 if (FAILED(hres
= VariantClear(pvargDest
)))
888 TRACE("VariantClear() of destination failed\n");
895 /* Native doesn't check that *V_ARRAYREF(pSrc) is valid */
896 hres
= SafeArrayCopy(*V_ARRAYREF(pSrc
), &V_ARRAY(pvargDest
));
898 else if (V_VT(pSrc
) == (VT_BSTR
|VT_BYREF
))
900 /* Native doesn't check that *V_BSTRREF(pSrc) is valid */
901 V_BSTR(pvargDest
) = SysAllocStringByteLen((char*)*V_BSTRREF(pSrc
), SysStringByteLen(*V_BSTRREF(pSrc
)));
903 else if (V_VT(pSrc
) == (VT_RECORD
|VT_BYREF
))
905 hres
= VARIANT_CopyIRecordInfo(pvargDest
, pvargSrc
);
907 else if (V_VT(pSrc
) == (VT_DISPATCH
|VT_BYREF
) ||
908 V_VT(pSrc
) == (VT_UNKNOWN
|VT_BYREF
))
910 /* Native doesn't check that *V_UNKNOWNREF(pSrc) is valid */
911 V_UNKNOWN(pvargDest
) = *V_UNKNOWNREF(pSrc
);
912 if (*V_UNKNOWNREF(pSrc
))
913 IUnknown_AddRef(*V_UNKNOWNREF(pSrc
));
915 else if (V_VT(pSrc
) == (VT_VARIANT
|VT_BYREF
))
917 /* Native doesn't check that *V_VARIANTREF(pSrc) is valid */
918 if (V_VT(V_VARIANTREF(pSrc
)) == (VT_VARIANT
|VT_BYREF
))
919 hres
= E_INVALIDARG
; /* Don't dereference more than one level */
921 hres
= VariantCopyInd(pvargDest
, V_VARIANTREF(pSrc
));
923 /* Use the dereferenced variants type value, not VT_VARIANT */
924 goto VariantCopyInd_Return
;
926 else if (V_VT(pSrc
) == (VT_DECIMAL
|VT_BYREF
))
928 memcpy(&DEC_SCALE(&V_DECIMAL(pvargDest
)), &DEC_SCALE(V_DECIMALREF(pSrc
)),
929 sizeof(DECIMAL
) - sizeof(USHORT
));
933 /* Copy the pointed to data into this variant */
934 memcpy(&V_BYREF(pvargDest
), V_BYREF(pSrc
), VARIANT_DataSize(pSrc
));
937 V_VT(pvargDest
) = V_VT(pSrc
) & ~VT_BYREF
;
939 VariantCopyInd_Return
:
941 if (pSrc
!= pvargSrc
)
944 TRACE("returning 0x%08x, %s\n", hres
, debugstr_variant(pvargDest
));
948 /******************************************************************************
949 * VariantChangeType [OLEAUT32.12]
951 * Change the type of a variant.
954 * pvargDest [O] Destination for the converted variant
955 * pvargSrc [O] Source variant to change the type of
956 * wFlags [I] VARIANT_ flags from "oleauto.h"
957 * vt [I] Variant type to change pvargSrc into
960 * Success: S_OK. pvargDest contains the converted value.
961 * Failure: An HRESULT error code describing the failure.
964 * The LCID used for the conversion is LOCALE_USER_DEFAULT.
965 * See VariantChangeTypeEx.
967 HRESULT WINAPI
VariantChangeType(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
,
968 USHORT wFlags
, VARTYPE vt
)
970 return VariantChangeTypeEx( pvargDest
, pvargSrc
, LOCALE_USER_DEFAULT
, wFlags
, vt
);
973 /******************************************************************************
974 * VariantChangeTypeEx [OLEAUT32.147]
976 * Change the type of a variant.
979 * pvargDest [O] Destination for the converted variant
980 * pvargSrc [O] Source variant to change the type of
981 * lcid [I] LCID for the conversion
982 * wFlags [I] VARIANT_ flags from "oleauto.h"
983 * vt [I] Variant type to change pvargSrc into
986 * Success: S_OK. pvargDest contains the converted value.
987 * Failure: An HRESULT error code describing the failure.
990 * pvargDest and pvargSrc can point to the same variant to perform an in-place
991 * conversion. If the conversion is successful, pvargSrc will be freed.
993 HRESULT WINAPI
VariantChangeTypeEx(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
,
994 LCID lcid
, USHORT wFlags
, VARTYPE vt
)
998 TRACE("(%s,%s,0x%08x,0x%04x,%s)\n", debugstr_variant(pvargDest
),
999 debugstr_variant(pvargSrc
), lcid
, wFlags
, debugstr_vt(vt
));
1002 res
= DISP_E_BADVARTYPE
;
1005 res
= VARIANT_ValidateType(V_VT(pvargSrc
));
1009 res
= VARIANT_ValidateType(vt
);
1013 VARIANTARG vTmp
, vSrcDeref
;
1015 if(V_ISBYREF(pvargSrc
) && !V_BYREF(pvargSrc
))
1016 res
= DISP_E_TYPEMISMATCH
;
1019 V_VT(&vTmp
) = VT_EMPTY
;
1020 V_VT(&vSrcDeref
) = VT_EMPTY
;
1021 VariantClear(&vTmp
);
1022 VariantClear(&vSrcDeref
);
1027 res
= VariantCopyInd(&vSrcDeref
, pvargSrc
);
1030 if (V_ISARRAY(&vSrcDeref
) || (vt
& VT_ARRAY
))
1031 res
= VARIANT_CoerceArray(&vTmp
, &vSrcDeref
, vt
);
1033 res
= VARIANT_Coerce(&vTmp
, lcid
, wFlags
, &vSrcDeref
, vt
);
1035 if (SUCCEEDED(res
)) {
1037 res
= VariantCopy(pvargDest
, &vTmp
);
1039 VariantClear(&vTmp
);
1040 VariantClear(&vSrcDeref
);
1047 TRACE("returning 0x%08x, %s\n", res
, debugstr_variant(pvargDest
));
1051 /* Date Conversions */
1053 #define IsLeapYear(y) (((y % 4) == 0) && (((y % 100) != 0) || ((y % 400) == 0)))
1055 /* Convert a VT_DATE value to a Julian Date */
1056 static inline int VARIANT_JulianFromDate(int dateIn
)
1058 int julianDays
= dateIn
;
1060 julianDays
-= DATE_MIN
; /* Convert to + days from 1 Jan 100 AD */
1061 julianDays
+= 1757585; /* Convert to + days from 23 Nov 4713 BC (Julian) */
1065 /* Convert a Julian Date to a VT_DATE value */
1066 static inline int VARIANT_DateFromJulian(int dateIn
)
1068 int julianDays
= dateIn
;
1070 julianDays
-= 1757585; /* Convert to + days from 1 Jan 100 AD */
1071 julianDays
+= DATE_MIN
; /* Convert to +/- days from 1 Jan 1899 AD */
1075 /* Convert a Julian date to Day/Month/Year - from PostgreSQL */
1076 static inline void VARIANT_DMYFromJulian(int jd
, USHORT
*year
, USHORT
*month
, USHORT
*day
)
1082 l
-= (n
* 146097 + 3) / 4;
1083 i
= (4000 * (l
+ 1)) / 1461001;
1084 l
+= 31 - (i
* 1461) / 4;
1085 j
= (l
* 80) / 2447;
1086 *day
= l
- (j
* 2447) / 80;
1088 *month
= (j
+ 2) - (12 * l
);
1089 *year
= 100 * (n
- 49) + i
+ l
;
1092 /* Convert Day/Month/Year to a Julian date - from PostgreSQL */
1093 static inline double VARIANT_JulianFromDMY(USHORT year
, USHORT month
, USHORT day
)
1095 int m12
= (month
- 14) / 12;
1097 return ((1461 * (year
+ 4800 + m12
)) / 4 + (367 * (month
- 2 - 12 * m12
)) / 12 -
1098 (3 * ((year
+ 4900 + m12
) / 100)) / 4 + day
- 32075);
1101 /* Macros for accessing DOS format date/time fields */
1102 #define DOS_YEAR(x) (1980 + (x >> 9))
1103 #define DOS_MONTH(x) ((x >> 5) & 0xf)
1104 #define DOS_DAY(x) (x & 0x1f)
1105 #define DOS_HOUR(x) (x >> 11)
1106 #define DOS_MINUTE(x) ((x >> 5) & 0x3f)
1107 #define DOS_SECOND(x) ((x & 0x1f) << 1)
1108 /* Create a DOS format date/time */
1109 #define DOS_DATE(d,m,y) (d | (m << 5) | ((y-1980) << 9))
1110 #define DOS_TIME(h,m,s) ((s >> 1) | (m << 5) | (h << 11))
1112 /* Roll a date forwards or backwards to correct it */
1113 static HRESULT
VARIANT_RollUdate(UDATE
*lpUd
)
1115 static const BYTE days
[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
1116 short iYear
, iMonth
, iDay
, iHour
, iMinute
, iSecond
;
1118 /* interpret values signed */
1119 iYear
= lpUd
->st
.wYear
;
1120 iMonth
= lpUd
->st
.wMonth
;
1121 iDay
= lpUd
->st
.wDay
;
1122 iHour
= lpUd
->st
.wHour
;
1123 iMinute
= lpUd
->st
.wMinute
;
1124 iSecond
= lpUd
->st
.wSecond
;
1126 TRACE("Raw date: %d/%d/%d %d:%d:%d\n", iDay
, iMonth
,
1127 iYear
, iHour
, iMinute
, iSecond
);
1129 if (iYear
> 9999 || iYear
< -9999)
1130 return E_INVALIDARG
; /* Invalid value */
1131 /* Year 0 to 29 are treated as 2000 + year */
1132 if (iYear
>= 0 && iYear
< 30)
1134 /* Remaining years < 100 are treated as 1900 + year */
1135 else if (iYear
>= 30 && iYear
< 100)
1138 iMinute
+= iSecond
/ 60;
1139 iSecond
= iSecond
% 60;
1140 iHour
+= iMinute
/ 60;
1141 iMinute
= iMinute
% 60;
1144 iYear
+= iMonth
/ 12;
1145 iMonth
= iMonth
% 12;
1146 if (iMonth
<=0) {iMonth
+=12; iYear
--;}
1147 while (iDay
> days
[iMonth
])
1149 if (iMonth
== 2 && IsLeapYear(iYear
))
1152 iDay
-= days
[iMonth
];
1154 iYear
+= iMonth
/ 12;
1155 iMonth
= iMonth
% 12;
1160 if (iMonth
<=0) {iMonth
+=12; iYear
--;}
1161 if (iMonth
== 2 && IsLeapYear(iYear
))
1164 iDay
+= days
[iMonth
];
1167 if (iSecond
<0){iSecond
+=60; iMinute
--;}
1168 if (iMinute
<0){iMinute
+=60; iHour
--;}
1169 if (iHour
<0) {iHour
+=24; iDay
--;}
1170 if (iYear
<=0) iYear
+=2000;
1172 lpUd
->st
.wYear
= iYear
;
1173 lpUd
->st
.wMonth
= iMonth
;
1174 lpUd
->st
.wDay
= iDay
;
1175 lpUd
->st
.wHour
= iHour
;
1176 lpUd
->st
.wMinute
= iMinute
;
1177 lpUd
->st
.wSecond
= iSecond
;
1179 TRACE("Rolled date: %d/%d/%d %d:%d:%d\n", lpUd
->st
.wDay
, lpUd
->st
.wMonth
,
1180 lpUd
->st
.wYear
, lpUd
->st
.wHour
, lpUd
->st
.wMinute
, lpUd
->st
.wSecond
);
1184 /**********************************************************************
1185 * DosDateTimeToVariantTime [OLEAUT32.14]
1187 * Convert a Dos format date and time into variant VT_DATE format.
1190 * wDosDate [I] Dos format date
1191 * wDosTime [I] Dos format time
1192 * pDateOut [O] Destination for VT_DATE format
1195 * Success: TRUE. pDateOut contains the converted time.
1196 * Failure: FALSE, if wDosDate or wDosTime are invalid (see notes).
1199 * - Dos format dates can only hold dates from 1-Jan-1980 to 31-Dec-2099.
1200 * - Dos format times are accurate to only 2 second precision.
1201 * - The format of a Dos Date is:
1202 *| Bits Values Meaning
1203 *| ---- ------ -------
1204 *| 0-4 1-31 Day of the week. 0 rolls back one day. A value greater than
1205 *| the days in the month rolls forward the extra days.
1206 *| 5-8 1-12 Month of the year. 0 rolls back to December of the previous
1207 *| year. 13-15 are invalid.
1208 *| 9-15 0-119 Year based from 1980 (Max 2099). 120-127 are invalid.
1209 * - The format of a Dos Time is:
1210 *| Bits Values Meaning
1211 *| ---- ------ -------
1212 *| 0-4 0-29 Seconds/2. 30 and 31 are invalid.
1213 *| 5-10 0-59 Minutes. 60-63 are invalid.
1214 *| 11-15 0-23 Hours (24 hour clock). 24-32 are invalid.
1216 INT WINAPI
DosDateTimeToVariantTime(USHORT wDosDate
, USHORT wDosTime
,
1221 TRACE("(0x%x(%d/%d/%d),0x%x(%d:%d:%d),%p)\n",
1222 wDosDate
, DOS_YEAR(wDosDate
), DOS_MONTH(wDosDate
), DOS_DAY(wDosDate
),
1223 wDosTime
, DOS_HOUR(wDosTime
), DOS_MINUTE(wDosTime
), DOS_SECOND(wDosTime
),
1226 ud
.st
.wYear
= DOS_YEAR(wDosDate
);
1227 ud
.st
.wMonth
= DOS_MONTH(wDosDate
);
1228 if (ud
.st
.wYear
> 2099 || ud
.st
.wMonth
> 12)
1230 ud
.st
.wDay
= DOS_DAY(wDosDate
);
1231 ud
.st
.wHour
= DOS_HOUR(wDosTime
);
1232 ud
.st
.wMinute
= DOS_MINUTE(wDosTime
);
1233 ud
.st
.wSecond
= DOS_SECOND(wDosTime
);
1234 ud
.st
.wDayOfWeek
= ud
.st
.wMilliseconds
= 0;
1235 if (ud
.st
.wHour
> 23 || ud
.st
.wMinute
> 59 || ud
.st
.wSecond
> 59)
1236 return FALSE
; /* Invalid values in Dos*/
1238 return VarDateFromUdate(&ud
, 0, pDateOut
) == S_OK
;
1241 /**********************************************************************
1242 * VariantTimeToDosDateTime [OLEAUT32.13]
1244 * Convert a variant format date into a Dos format date and time.
1246 * dateIn [I] VT_DATE time format
1247 * pwDosDate [O] Destination for Dos format date
1248 * pwDosTime [O] Destination for Dos format time
1251 * Success: TRUE. pwDosDate and pwDosTime contains the converted values.
1252 * Failure: FALSE, if dateIn cannot be represented in Dos format.
1255 * See DosDateTimeToVariantTime() for Dos format details and bugs.
1257 INT WINAPI
VariantTimeToDosDateTime(double dateIn
, USHORT
*pwDosDate
, USHORT
*pwDosTime
)
1261 TRACE("(%g,%p,%p)\n", dateIn
, pwDosDate
, pwDosTime
);
1263 if (FAILED(VarUdateFromDate(dateIn
, 0, &ud
)))
1266 if (ud
.st
.wYear
< 1980 || ud
.st
.wYear
> 2099)
1269 *pwDosDate
= DOS_DATE(ud
.st
.wDay
, ud
.st
.wMonth
, ud
.st
.wYear
);
1270 *pwDosTime
= DOS_TIME(ud
.st
.wHour
, ud
.st
.wMinute
, ud
.st
.wSecond
);
1272 TRACE("Returning 0x%x(%d/%d/%d), 0x%x(%d:%d:%d)\n",
1273 *pwDosDate
, DOS_YEAR(*pwDosDate
), DOS_MONTH(*pwDosDate
), DOS_DAY(*pwDosDate
),
1274 *pwDosTime
, DOS_HOUR(*pwDosTime
), DOS_MINUTE(*pwDosTime
), DOS_SECOND(*pwDosTime
));
1278 /***********************************************************************
1279 * SystemTimeToVariantTime [OLEAUT32.184]
1281 * Convert a System format date and time into variant VT_DATE format.
1284 * lpSt [I] System format date and time
1285 * pDateOut [O] Destination for VT_DATE format date
1288 * Success: TRUE. *pDateOut contains the converted value.
1289 * Failure: FALSE, if lpSt cannot be represented in VT_DATE format.
1291 INT WINAPI
SystemTimeToVariantTime(LPSYSTEMTIME lpSt
, double *pDateOut
)
1295 TRACE("(%p->%d/%d/%d %d:%d:%d,%p)\n", lpSt
, lpSt
->wDay
, lpSt
->wMonth
,
1296 lpSt
->wYear
, lpSt
->wHour
, lpSt
->wMinute
, lpSt
->wSecond
, pDateOut
);
1298 if (lpSt
->wMonth
> 12)
1300 if (lpSt
->wDay
> 31)
1302 if ((short)lpSt
->wYear
< 0)
1306 return VarDateFromUdate(&ud
, 0, pDateOut
) == S_OK
;
1309 /***********************************************************************
1310 * VariantTimeToSystemTime [OLEAUT32.185]
1312 * Convert a variant VT_DATE into a System format date and time.
1315 * datein [I] Variant VT_DATE format date
1316 * lpSt [O] Destination for System format date and time
1319 * Success: TRUE. *lpSt contains the converted value.
1320 * Failure: FALSE, if dateIn is too large or small.
1322 INT WINAPI
VariantTimeToSystemTime(double dateIn
, LPSYSTEMTIME lpSt
)
1326 TRACE("(%g,%p)\n", dateIn
, lpSt
);
1328 if (FAILED(VarUdateFromDate(dateIn
, 0, &ud
)))
1335 /***********************************************************************
1336 * VarDateFromUdateEx [OLEAUT32.319]
1338 * Convert an unpacked format date and time to a variant VT_DATE.
1341 * pUdateIn [I] Unpacked format date and time to convert
1342 * lcid [I] Locale identifier for the conversion
1343 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1344 * pDateOut [O] Destination for variant VT_DATE.
1347 * Success: S_OK. *pDateOut contains the converted value.
1348 * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
1350 HRESULT WINAPI
VarDateFromUdateEx(UDATE
*pUdateIn
, LCID lcid
, ULONG dwFlags
, DATE
*pDateOut
)
1355 TRACE("(%p->%d/%d/%d %d:%d:%d:%d %d %d,0x%08x,0x%08x,%p)\n", pUdateIn
,
1356 pUdateIn
->st
.wMonth
, pUdateIn
->st
.wDay
, pUdateIn
->st
.wYear
,
1357 pUdateIn
->st
.wHour
, pUdateIn
->st
.wMinute
, pUdateIn
->st
.wSecond
,
1358 pUdateIn
->st
.wMilliseconds
, pUdateIn
->st
.wDayOfWeek
,
1359 pUdateIn
->wDayOfYear
, lcid
, dwFlags
, pDateOut
);
1361 if (lcid
!= MAKELCID(MAKELANGID(LANG_ENGLISH
, SUBLANG_ENGLISH_US
), SORT_DEFAULT
))
1362 FIXME("lcid possibly not handled, treating as en-us\n");
1363 if (dwFlags
& ~(VAR_TIMEVALUEONLY
|VAR_DATEVALUEONLY
))
1364 FIXME("unsupported flags: %x\n", dwFlags
);
1368 if (dwFlags
& VAR_VALIDDATE
)
1369 WARN("Ignoring VAR_VALIDDATE\n");
1371 if (FAILED(VARIANT_RollUdate(&ud
)))
1372 return E_INVALIDARG
;
1375 if (!(dwFlags
& VAR_TIMEVALUEONLY
))
1376 dateVal
= VARIANT_DateFromJulian(VARIANT_JulianFromDMY(ud
.st
.wYear
, ud
.st
.wMonth
, ud
.st
.wDay
));
1378 if ((dwFlags
& VAR_TIMEVALUEONLY
) || !(dwFlags
& VAR_DATEVALUEONLY
))
1380 double dateSign
= (dateVal
< 0.0) ? -1.0 : 1.0;
1383 dateVal
+= ud
.st
.wHour
/ 24.0 * dateSign
;
1384 dateVal
+= ud
.st
.wMinute
/ 1440.0 * dateSign
;
1385 dateVal
+= ud
.st
.wSecond
/ 86400.0 * dateSign
;
1388 TRACE("Returning %g\n", dateVal
);
1389 *pDateOut
= dateVal
;
1393 /***********************************************************************
1394 * VarDateFromUdate [OLEAUT32.330]
1396 * Convert an unpacked format date and time to a variant VT_DATE.
1399 * pUdateIn [I] Unpacked format date and time to convert
1400 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1401 * pDateOut [O] Destination for variant VT_DATE.
1404 * Success: S_OK. *pDateOut contains the converted value.
1405 * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
1408 * This function uses the United States English locale for the conversion. Use
1409 * VarDateFromUdateEx() for alternate locales.
1411 HRESULT WINAPI
VarDateFromUdate(UDATE
*pUdateIn
, ULONG dwFlags
, DATE
*pDateOut
)
1413 LCID lcid
= MAKELCID(MAKELANGID(LANG_ENGLISH
, SUBLANG_ENGLISH_US
), SORT_DEFAULT
);
1415 return VarDateFromUdateEx(pUdateIn
, lcid
, dwFlags
, pDateOut
);
1418 /***********************************************************************
1419 * VarUdateFromDate [OLEAUT32.331]
1421 * Convert a variant VT_DATE into an unpacked format date and time.
1424 * datein [I] Variant VT_DATE format date
1425 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1426 * lpUdate [O] Destination for unpacked format date and time
1429 * Success: S_OK. *lpUdate contains the converted value.
1430 * Failure: E_INVALIDARG, if dateIn is too large or small.
1432 HRESULT WINAPI
VarUdateFromDate(DATE dateIn
, ULONG dwFlags
, UDATE
*lpUdate
)
1434 /* Cumulative totals of days per month */
1435 static const USHORT cumulativeDays
[] =
1437 0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
1439 double datePart
, timePart
;
1442 TRACE("(%g,0x%08x,%p)\n", dateIn
, dwFlags
, lpUdate
);
1444 if (dateIn
<= (DATE_MIN
- 1.0) || dateIn
>= (DATE_MAX
+ 1.0))
1445 return E_INVALIDARG
;
1447 datePart
= dateIn
< 0.0 ? ceil(dateIn
) : floor(dateIn
);
1448 /* Compensate for int truncation (always downwards) */
1449 timePart
= fabs(dateIn
- datePart
) + 0.00000000001;
1450 if (timePart
>= 1.0)
1451 timePart
-= 0.00000000001;
1454 julianDays
= VARIANT_JulianFromDate(dateIn
);
1455 VARIANT_DMYFromJulian(julianDays
, &lpUdate
->st
.wYear
, &lpUdate
->st
.wMonth
,
1458 datePart
= (datePart
+ 1.5) / 7.0;
1459 lpUdate
->st
.wDayOfWeek
= (datePart
- floor(datePart
)) * 7;
1460 if (lpUdate
->st
.wDayOfWeek
== 0)
1461 lpUdate
->st
.wDayOfWeek
= 5;
1462 else if (lpUdate
->st
.wDayOfWeek
== 1)
1463 lpUdate
->st
.wDayOfWeek
= 6;
1465 lpUdate
->st
.wDayOfWeek
-= 2;
1467 if (lpUdate
->st
.wMonth
> 2 && IsLeapYear(lpUdate
->st
.wYear
))
1468 lpUdate
->wDayOfYear
= 1; /* After February, in a leap year */
1470 lpUdate
->wDayOfYear
= 0;
1472 lpUdate
->wDayOfYear
+= cumulativeDays
[lpUdate
->st
.wMonth
];
1473 lpUdate
->wDayOfYear
+= lpUdate
->st
.wDay
;
1477 lpUdate
->st
.wHour
= timePart
;
1478 timePart
-= lpUdate
->st
.wHour
;
1480 lpUdate
->st
.wMinute
= timePart
;
1481 timePart
-= lpUdate
->st
.wMinute
;
1483 lpUdate
->st
.wSecond
= timePart
;
1484 timePart
-= lpUdate
->st
.wSecond
;
1485 lpUdate
->st
.wMilliseconds
= 0;
1488 /* Round the milliseconds, adjusting the time/date forward if needed */
1489 if (lpUdate
->st
.wSecond
< 59)
1490 lpUdate
->st
.wSecond
++;
1493 lpUdate
->st
.wSecond
= 0;
1494 if (lpUdate
->st
.wMinute
< 59)
1495 lpUdate
->st
.wMinute
++;
1498 lpUdate
->st
.wMinute
= 0;
1499 if (lpUdate
->st
.wHour
< 23)
1500 lpUdate
->st
.wHour
++;
1503 lpUdate
->st
.wHour
= 0;
1504 /* Roll over a whole day */
1505 if (++lpUdate
->st
.wDay
> 28)
1506 VARIANT_RollUdate(lpUdate
);
1514 #define GET_NUMBER_TEXT(fld,name) \
1516 if (!GetLocaleInfoW(lcid, lctype|fld, buff, 2)) \
1517 WARN("buffer too small for " #fld "\n"); \
1519 if (buff[0]) lpChars->name = buff[0]; \
1520 TRACE("lcid 0x%x, " #name "=%d '%c'\n", lcid, lpChars->name, lpChars->name)
1522 /* Get the valid number characters for an lcid */
1523 static void VARIANT_GetLocalisedNumberChars(VARIANT_NUMBER_CHARS
*lpChars
, LCID lcid
, DWORD dwFlags
)
1525 static const VARIANT_NUMBER_CHARS defaultChars
= { '-','+','.',',','$',0,'.',',' };
1526 static CRITICAL_SECTION csLastChars
= { NULL
, -1, 0, 0, 0, 0 };
1527 static VARIANT_NUMBER_CHARS lastChars
;
1528 static LCID lastLcid
= -1;
1529 static DWORD lastFlags
= 0;
1530 LCTYPE lctype
= dwFlags
& LOCALE_NOUSEROVERRIDE
;
1533 /* To make caching thread-safe, a critical section is needed */
1534 EnterCriticalSection(&csLastChars
);
1536 /* Asking for default locale entries is very expensive: It is a registry
1537 server call. So cache one locally, as Microsoft does it too */
1538 if(lcid
== lastLcid
&& dwFlags
== lastFlags
)
1540 memcpy(lpChars
, &lastChars
, sizeof(defaultChars
));
1541 LeaveCriticalSection(&csLastChars
);
1545 memcpy(lpChars
, &defaultChars
, sizeof(defaultChars
));
1546 GET_NUMBER_TEXT(LOCALE_SNEGATIVESIGN
, cNegativeSymbol
);
1547 GET_NUMBER_TEXT(LOCALE_SPOSITIVESIGN
, cPositiveSymbol
);
1548 GET_NUMBER_TEXT(LOCALE_SDECIMAL
, cDecimalPoint
);
1549 GET_NUMBER_TEXT(LOCALE_STHOUSAND
, cDigitSeparator
);
1550 GET_NUMBER_TEXT(LOCALE_SMONDECIMALSEP
, cCurrencyDecimalPoint
);
1551 GET_NUMBER_TEXT(LOCALE_SMONTHOUSANDSEP
, cCurrencyDigitSeparator
);
1553 /* Local currency symbols are often 2 characters */
1554 lpChars
->cCurrencyLocal2
= '\0';
1555 switch(GetLocaleInfoW(lcid
, lctype
|LOCALE_SCURRENCY
, buff
, sizeof(buff
)/sizeof(WCHAR
)))
1557 case 3: lpChars
->cCurrencyLocal2
= buff
[1]; /* Fall through */
1558 case 2: lpChars
->cCurrencyLocal
= buff
[0];
1560 default: WARN("buffer too small for LOCALE_SCURRENCY\n");
1562 TRACE("lcid 0x%x, cCurrencyLocal =%d,%d '%c','%c'\n", lcid
, lpChars
->cCurrencyLocal
,
1563 lpChars
->cCurrencyLocal2
, lpChars
->cCurrencyLocal
, lpChars
->cCurrencyLocal2
);
1565 memcpy(&lastChars
, lpChars
, sizeof(defaultChars
));
1567 lastFlags
= dwFlags
;
1568 LeaveCriticalSection(&csLastChars
);
1571 /* Number Parsing States */
1572 #define B_PROCESSING_EXPONENT 0x1
1573 #define B_NEGATIVE_EXPONENT 0x2
1574 #define B_EXPONENT_START 0x4
1575 #define B_INEXACT_ZEROS 0x8
1576 #define B_LEADING_ZERO 0x10
1577 #define B_PROCESSING_HEX 0x20
1578 #define B_PROCESSING_OCT 0x40
1580 /**********************************************************************
1581 * VarParseNumFromStr [OLEAUT32.46]
1583 * Parse a string containing a number into a NUMPARSE structure.
1586 * lpszStr [I] String to parse number from
1587 * lcid [I] Locale Id for the conversion
1588 * dwFlags [I] 0, or LOCALE_NOUSEROVERRIDE to use system default number chars
1589 * pNumprs [I/O] Destination for parsed number
1590 * rgbDig [O] Destination for digits read in
1593 * Success: S_OK. pNumprs and rgbDig contain the parsed representation of
1595 * Failure: E_INVALIDARG, if any parameter is invalid.
1596 * DISP_E_TYPEMISMATCH, if the string is not a number or is formatted
1598 * DISP_E_OVERFLOW, if rgbDig is too small to hold the number.
1601 * pNumprs must have the following fields set:
1602 * cDig: Set to the size of rgbDig.
1603 * dwInFlags: Set to the allowable syntax of the number using NUMPRS_ flags
1607 * - I am unsure if this function should parse non-Arabic (e.g. Thai)
1608 * numerals, so this has not been implemented.
1610 HRESULT WINAPI
VarParseNumFromStr(OLECHAR
*lpszStr
, LCID lcid
, ULONG dwFlags
,
1611 NUMPARSE
*pNumprs
, BYTE
*rgbDig
)
1613 VARIANT_NUMBER_CHARS chars
;
1615 DWORD dwState
= B_EXPONENT_START
|B_INEXACT_ZEROS
;
1616 int iMaxDigits
= sizeof(rgbTmp
) / sizeof(BYTE
);
1619 TRACE("(%s,%d,0x%08x,%p,%p)\n", debugstr_w(lpszStr
), lcid
, dwFlags
, pNumprs
, rgbDig
);
1621 if (!pNumprs
|| !rgbDig
)
1622 return E_INVALIDARG
;
1624 if (pNumprs
->cDig
< iMaxDigits
)
1625 iMaxDigits
= pNumprs
->cDig
;
1628 pNumprs
->dwOutFlags
= 0;
1629 pNumprs
->cchUsed
= 0;
1630 pNumprs
->nBaseShift
= 0;
1631 pNumprs
->nPwr10
= 0;
1634 return DISP_E_TYPEMISMATCH
;
1636 VARIANT_GetLocalisedNumberChars(&chars
, lcid
, dwFlags
);
1638 /* First consume all the leading symbols and space from the string */
1641 if (pNumprs
->dwInFlags
& NUMPRS_LEADING_WHITE
&& isspaceW(*lpszStr
))
1643 pNumprs
->dwOutFlags
|= NUMPRS_LEADING_WHITE
;
1648 } while (isspaceW(*lpszStr
));
1650 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_PLUS
&&
1651 *lpszStr
== chars
.cPositiveSymbol
&&
1652 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_PLUS
))
1654 pNumprs
->dwOutFlags
|= NUMPRS_LEADING_PLUS
;
1658 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_MINUS
&&
1659 *lpszStr
== chars
.cNegativeSymbol
&&
1660 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_MINUS
))
1662 pNumprs
->dwOutFlags
|= (NUMPRS_LEADING_MINUS
|NUMPRS_NEG
);
1666 else if (pNumprs
->dwInFlags
& NUMPRS_CURRENCY
&&
1667 !(pNumprs
->dwOutFlags
& NUMPRS_CURRENCY
) &&
1668 *lpszStr
== chars
.cCurrencyLocal
&&
1669 (!chars
.cCurrencyLocal2
|| lpszStr
[1] == chars
.cCurrencyLocal2
))
1671 pNumprs
->dwOutFlags
|= NUMPRS_CURRENCY
;
1674 /* Only accept currency characters */
1675 chars
.cDecimalPoint
= chars
.cCurrencyDecimalPoint
;
1676 chars
.cDigitSeparator
= chars
.cCurrencyDigitSeparator
;
1678 else if (pNumprs
->dwInFlags
& NUMPRS_PARENS
&& *lpszStr
== '(' &&
1679 !(pNumprs
->dwOutFlags
& NUMPRS_PARENS
))
1681 pNumprs
->dwOutFlags
|= NUMPRS_PARENS
;
1689 if (!(pNumprs
->dwOutFlags
& NUMPRS_CURRENCY
))
1691 /* Only accept non-currency characters */
1692 chars
.cCurrencyDecimalPoint
= chars
.cDecimalPoint
;
1693 chars
.cCurrencyDigitSeparator
= chars
.cDigitSeparator
;
1696 if ((*lpszStr
== '&' && (*(lpszStr
+1) == 'H' || *(lpszStr
+1) == 'h')) &&
1697 pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1699 dwState
|= B_PROCESSING_HEX
;
1700 pNumprs
->dwOutFlags
|= NUMPRS_HEX_OCT
;
1704 else if ((*lpszStr
== '&' && (*(lpszStr
+1) == 'O' || *(lpszStr
+1) == 'o')) &&
1705 pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1707 dwState
|= B_PROCESSING_OCT
;
1708 pNumprs
->dwOutFlags
|= NUMPRS_HEX_OCT
;
1713 /* Strip Leading zeros */
1714 while (*lpszStr
== '0')
1716 dwState
|= B_LEADING_ZERO
;
1723 if (isdigitW(*lpszStr
))
1725 if (dwState
& B_PROCESSING_EXPONENT
)
1727 int exponentSize
= 0;
1728 if (dwState
& B_EXPONENT_START
)
1730 if (!isdigitW(*lpszStr
))
1731 break; /* No exponent digits - invalid */
1732 while (*lpszStr
== '0')
1734 /* Skip leading zero's in the exponent */
1740 while (isdigitW(*lpszStr
))
1743 exponentSize
+= *lpszStr
- '0';
1747 if (dwState
& B_NEGATIVE_EXPONENT
)
1748 exponentSize
= -exponentSize
;
1749 /* Add the exponent into the powers of 10 */
1750 pNumprs
->nPwr10
+= exponentSize
;
1751 dwState
&= ~(B_PROCESSING_EXPONENT
|B_EXPONENT_START
);
1752 lpszStr
--; /* back up to allow processing of next char */
1756 if ((pNumprs
->cDig
>= iMaxDigits
) && !(dwState
& B_PROCESSING_HEX
)
1757 && !(dwState
& B_PROCESSING_OCT
))
1759 pNumprs
->dwOutFlags
|= NUMPRS_INEXACT
;
1761 if (*lpszStr
!= '0')
1762 dwState
&= ~B_INEXACT_ZEROS
; /* Inexact number with non-trailing zeros */
1764 /* This digit can't be represented, but count it in nPwr10 */
1765 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1772 if ((dwState
& B_PROCESSING_OCT
) && ((*lpszStr
== '8') || (*lpszStr
== '9'))) {
1773 return DISP_E_TYPEMISMATCH
;
1776 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1777 pNumprs
->nPwr10
--; /* Count decimal points in nPwr10 */
1779 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- '0';
1785 else if (*lpszStr
== chars
.cDigitSeparator
&& pNumprs
->dwInFlags
& NUMPRS_THOUSANDS
)
1787 pNumprs
->dwOutFlags
|= NUMPRS_THOUSANDS
;
1790 else if (*lpszStr
== chars
.cDecimalPoint
&&
1791 pNumprs
->dwInFlags
& NUMPRS_DECIMAL
&&
1792 !(pNumprs
->dwOutFlags
& (NUMPRS_DECIMAL
|NUMPRS_EXPONENT
)))
1794 pNumprs
->dwOutFlags
|= NUMPRS_DECIMAL
;
1797 /* If we have no digits so far, skip leading zeros */
1800 while (lpszStr
[1] == '0')
1802 dwState
|= B_LEADING_ZERO
;
1809 else if (((*lpszStr
>= 'a' && *lpszStr
<= 'f') ||
1810 (*lpszStr
>= 'A' && *lpszStr
<= 'F')) &&
1811 dwState
& B_PROCESSING_HEX
)
1813 if (pNumprs
->cDig
>= iMaxDigits
)
1815 return DISP_E_OVERFLOW
;
1819 if (*lpszStr
>= 'a')
1820 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- 'a' + 10;
1822 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- 'A' + 10;
1827 else if ((*lpszStr
== 'e' || *lpszStr
== 'E') &&
1828 pNumprs
->dwInFlags
& NUMPRS_EXPONENT
&&
1829 !(pNumprs
->dwOutFlags
& NUMPRS_EXPONENT
))
1831 dwState
|= B_PROCESSING_EXPONENT
;
1832 pNumprs
->dwOutFlags
|= NUMPRS_EXPONENT
;
1835 else if (dwState
& B_PROCESSING_EXPONENT
&& *lpszStr
== chars
.cPositiveSymbol
)
1837 cchUsed
++; /* Ignore positive exponent */
1839 else if (dwState
& B_PROCESSING_EXPONENT
&& *lpszStr
== chars
.cNegativeSymbol
)
1841 dwState
|= B_NEGATIVE_EXPONENT
;
1845 break; /* Stop at an unrecognised character */
1850 if (!pNumprs
->cDig
&& dwState
& B_LEADING_ZERO
)
1852 /* Ensure a 0 on its own gets stored */
1857 if (pNumprs
->dwOutFlags
& NUMPRS_EXPONENT
&& dwState
& B_PROCESSING_EXPONENT
)
1859 pNumprs
->cchUsed
= cchUsed
;
1860 WARN("didn't completely parse exponent\n");
1861 return DISP_E_TYPEMISMATCH
; /* Failed to completely parse the exponent */
1864 if (pNumprs
->dwOutFlags
& NUMPRS_INEXACT
)
1866 if (dwState
& B_INEXACT_ZEROS
)
1867 pNumprs
->dwOutFlags
&= ~NUMPRS_INEXACT
; /* All zeros doesn't set NUMPRS_INEXACT */
1868 } else if(pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1870 /* copy all of the digits into the output digit buffer */
1871 /* this is exactly what windows does although it also returns */
1872 /* cDig of X and writes X+Y where Y>=0 number of digits to rgbDig */
1873 memcpy(rgbDig
, rgbTmp
, pNumprs
->cDig
* sizeof(BYTE
));
1875 if (dwState
& B_PROCESSING_HEX
) {
1876 /* hex numbers have always the same format */
1878 pNumprs
->nBaseShift
=4;
1880 if (dwState
& B_PROCESSING_OCT
) {
1881 /* oct numbers have always the same format */
1883 pNumprs
->nBaseShift
=3;
1885 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1894 /* Remove trailing zeros from the last (whole number or decimal) part */
1895 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1902 if (pNumprs
->cDig
<= iMaxDigits
)
1903 pNumprs
->dwOutFlags
&= ~NUMPRS_INEXACT
; /* Ignore stripped zeros for NUMPRS_INEXACT */
1905 pNumprs
->cDig
= iMaxDigits
; /* Only return iMaxDigits worth of digits */
1907 /* Copy the digits we processed into rgbDig */
1908 memcpy(rgbDig
, rgbTmp
, pNumprs
->cDig
* sizeof(BYTE
));
1910 /* Consume any trailing symbols and space */
1913 if ((pNumprs
->dwInFlags
& NUMPRS_TRAILING_WHITE
) && isspaceW(*lpszStr
))
1915 pNumprs
->dwOutFlags
|= NUMPRS_TRAILING_WHITE
;
1920 } while (isspaceW(*lpszStr
));
1922 else if (pNumprs
->dwInFlags
& NUMPRS_TRAILING_PLUS
&&
1923 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_PLUS
) &&
1924 *lpszStr
== chars
.cPositiveSymbol
)
1926 pNumprs
->dwOutFlags
|= NUMPRS_TRAILING_PLUS
;
1930 else if (pNumprs
->dwInFlags
& NUMPRS_TRAILING_MINUS
&&
1931 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_MINUS
) &&
1932 *lpszStr
== chars
.cNegativeSymbol
)
1934 pNumprs
->dwOutFlags
|= (NUMPRS_TRAILING_MINUS
|NUMPRS_NEG
);
1938 else if (pNumprs
->dwInFlags
& NUMPRS_PARENS
&& *lpszStr
== ')' &&
1939 pNumprs
->dwOutFlags
& NUMPRS_PARENS
)
1943 pNumprs
->dwOutFlags
|= NUMPRS_NEG
;
1949 if (pNumprs
->dwOutFlags
& NUMPRS_PARENS
&& !(pNumprs
->dwOutFlags
& NUMPRS_NEG
))
1951 pNumprs
->cchUsed
= cchUsed
;
1952 return DISP_E_TYPEMISMATCH
; /* Opening parenthesis not matched */
1955 if (pNumprs
->dwInFlags
& NUMPRS_USE_ALL
&& *lpszStr
!= '\0')
1956 return DISP_E_TYPEMISMATCH
; /* Not all chars were consumed */
1959 return DISP_E_TYPEMISMATCH
; /* No Number found */
1961 pNumprs
->cchUsed
= cchUsed
;
1965 /* VTBIT flags indicating an integer value */
1966 #define INTEGER_VTBITS (VTBIT_I1|VTBIT_UI1|VTBIT_I2|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|VTBIT_I8|VTBIT_UI8)
1967 /* VTBIT flags indicating a real number value */
1968 #define REAL_VTBITS (VTBIT_R4|VTBIT_R8|VTBIT_CY)
1970 /* Helper macros to check whether bit pattern fits in VARIANT (x is a ULONG64 ) */
1971 #define FITS_AS_I1(x) ((x) >> 8 == 0)
1972 #define FITS_AS_I2(x) ((x) >> 16 == 0)
1973 #define FITS_AS_I4(x) ((x) >> 32 == 0)
1975 /**********************************************************************
1976 * VarNumFromParseNum [OLEAUT32.47]
1978 * Convert a NUMPARSE structure into a numeric Variant type.
1981 * pNumprs [I] Source for parsed number. cDig must be set to the size of rgbDig
1982 * rgbDig [I] Source for the numbers digits
1983 * dwVtBits [I] VTBIT_ flags from "oleauto.h" indicating the acceptable dest types
1984 * pVarDst [O] Destination for the converted Variant value.
1987 * Success: S_OK. pVarDst contains the converted value.
1988 * Failure: E_INVALIDARG, if any parameter is invalid.
1989 * DISP_E_OVERFLOW, if the number is too big for the types set in dwVtBits.
1992 * - The smallest favoured type present in dwVtBits that can represent the
1993 * number in pNumprs without losing precision is used.
1994 * - Signed types are preferred over unsigned types of the same size.
1995 * - Preferred types in order are: integer, float, double, currency then decimal.
1996 * - Rounding (dropping of decimal points) occurs without error. See VarI8FromR8()
1997 * for details of the rounding method.
1998 * - pVarDst is not cleared before the result is stored in it.
1999 * - WinXP and Win2003 support VTBIT_I8, VTBIT_UI8 but that's buggy (by
2000 * design?): If some other VTBIT's for integers are specified together
2001 * with VTBIT_I8 and the number will fit only in a VT_I8 Windows will "cast"
2002 * the number to the smallest requested integer truncating this way the
2003 * number. Wine doesn't implement this "feature" (yet?).
2005 HRESULT WINAPI
VarNumFromParseNum(NUMPARSE
*pNumprs
, BYTE
*rgbDig
,
2006 ULONG dwVtBits
, VARIANT
*pVarDst
)
2008 /* Scale factors and limits for double arithmetic */
2009 static const double dblMultipliers
[11] = {
2010 1.0, 10.0, 100.0, 1000.0, 10000.0, 100000.0,
2011 1000000.0, 10000000.0, 100000000.0, 1000000000.0, 10000000000.0
2013 static const double dblMinimums
[11] = {
2014 R8_MIN
, R8_MIN
*10.0, R8_MIN
*100.0, R8_MIN
*1000.0, R8_MIN
*10000.0,
2015 R8_MIN
*100000.0, R8_MIN
*1000000.0, R8_MIN
*10000000.0,
2016 R8_MIN
*100000000.0, R8_MIN
*1000000000.0, R8_MIN
*10000000000.0
2018 static const double dblMaximums
[11] = {
2019 R8_MAX
, R8_MAX
/10.0, R8_MAX
/100.0, R8_MAX
/1000.0, R8_MAX
/10000.0,
2020 R8_MAX
/100000.0, R8_MAX
/1000000.0, R8_MAX
/10000000.0,
2021 R8_MAX
/100000000.0, R8_MAX
/1000000000.0, R8_MAX
/10000000000.0
2024 int wholeNumberDigits
, fractionalDigits
, divisor10
= 0, multiplier10
= 0;
2026 TRACE("(%p,%p,0x%x,%p)\n", pNumprs
, rgbDig
, dwVtBits
, pVarDst
);
2028 if (pNumprs
->nBaseShift
)
2030 /* nBaseShift indicates a hex or octal number */
2035 /* Convert the hex or octal number string into a UI64 */
2036 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2038 if (ul64
> ((UI8_MAX
>>pNumprs
->nBaseShift
) - rgbDig
[i
]))
2040 TRACE("Overflow multiplying digits\n");
2041 return DISP_E_OVERFLOW
;
2043 ul64
= (ul64
<<pNumprs
->nBaseShift
) + rgbDig
[i
];
2046 /* also make a negative representation */
2049 /* Try signed and unsigned types in size order */
2050 if (dwVtBits
& VTBIT_I1
&& FITS_AS_I1(ul64
))
2052 V_VT(pVarDst
) = VT_I1
;
2053 V_I1(pVarDst
) = ul64
;
2056 else if (dwVtBits
& VTBIT_UI1
&& FITS_AS_I1(ul64
))
2058 V_VT(pVarDst
) = VT_UI1
;
2059 V_UI1(pVarDst
) = ul64
;
2062 else if (dwVtBits
& VTBIT_I2
&& FITS_AS_I2(ul64
))
2064 V_VT(pVarDst
) = VT_I2
;
2065 V_I2(pVarDst
) = ul64
;
2068 else if (dwVtBits
& VTBIT_UI2
&& FITS_AS_I2(ul64
))
2070 V_VT(pVarDst
) = VT_UI2
;
2071 V_UI2(pVarDst
) = ul64
;
2074 else if (dwVtBits
& VTBIT_I4
&& FITS_AS_I4(ul64
))
2076 V_VT(pVarDst
) = VT_I4
;
2077 V_I4(pVarDst
) = ul64
;
2080 else if (dwVtBits
& VTBIT_UI4
&& FITS_AS_I4(ul64
))
2082 V_VT(pVarDst
) = VT_UI4
;
2083 V_UI4(pVarDst
) = ul64
;
2086 else if (dwVtBits
& VTBIT_I8
&& ((ul64
<= I8_MAX
)||(l64
>=I8_MIN
)))
2088 V_VT(pVarDst
) = VT_I8
;
2089 V_I8(pVarDst
) = ul64
;
2092 else if (dwVtBits
& VTBIT_UI8
)
2094 V_VT(pVarDst
) = VT_UI8
;
2095 V_UI8(pVarDst
) = ul64
;
2098 else if ((dwVtBits
& VTBIT_DECIMAL
) == VTBIT_DECIMAL
)
2100 V_VT(pVarDst
) = VT_DECIMAL
;
2101 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_POS
,0);
2102 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2103 DEC_LO64(&V_DECIMAL(pVarDst
)) = ul64
;
2106 else if (dwVtBits
& VTBIT_R4
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2108 V_VT(pVarDst
) = VT_R4
;
2110 V_R4(pVarDst
) = ul64
;
2112 V_R4(pVarDst
) = l64
;
2115 else if (dwVtBits
& VTBIT_R8
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2117 V_VT(pVarDst
) = VT_R8
;
2119 V_R8(pVarDst
) = ul64
;
2121 V_R8(pVarDst
) = l64
;
2125 TRACE("Overflow: possible return types: 0x%x, value: %s\n", dwVtBits
, wine_dbgstr_longlong(ul64
));
2126 return DISP_E_OVERFLOW
;
2129 /* Count the number of relevant fractional and whole digits stored,
2130 * And compute the divisor/multiplier to scale the number by.
2132 if (pNumprs
->nPwr10
< 0)
2134 if (-pNumprs
->nPwr10
>= pNumprs
->cDig
)
2136 /* A real number < +/- 1.0 e.g. 0.1024 or 0.01024 */
2137 wholeNumberDigits
= 0;
2138 fractionalDigits
= pNumprs
->cDig
;
2139 divisor10
= -pNumprs
->nPwr10
;
2143 /* An exactly represented real number e.g. 1.024 */
2144 wholeNumberDigits
= pNumprs
->cDig
+ pNumprs
->nPwr10
;
2145 fractionalDigits
= pNumprs
->cDig
- wholeNumberDigits
;
2146 divisor10
= pNumprs
->cDig
- wholeNumberDigits
;
2149 else if (pNumprs
->nPwr10
== 0)
2151 /* An exactly represented whole number e.g. 1024 */
2152 wholeNumberDigits
= pNumprs
->cDig
;
2153 fractionalDigits
= 0;
2155 else /* pNumprs->nPwr10 > 0 */
2157 /* A whole number followed by nPwr10 0's e.g. 102400 */
2158 wholeNumberDigits
= pNumprs
->cDig
;
2159 fractionalDigits
= 0;
2160 multiplier10
= pNumprs
->nPwr10
;
2163 TRACE("cDig %d; nPwr10 %d, whole %d, frac %d mult %d; div %d\n",
2164 pNumprs
->cDig
, pNumprs
->nPwr10
, wholeNumberDigits
, fractionalDigits
,
2165 multiplier10
, divisor10
);
2167 if (dwVtBits
& (INTEGER_VTBITS
|VTBIT_DECIMAL
) &&
2168 (!fractionalDigits
|| !(dwVtBits
& (REAL_VTBITS
|VTBIT_CY
|VTBIT_DECIMAL
))))
2170 /* We have one or more integer output choices, and either:
2171 * 1) An integer input value, or
2172 * 2) A real number input value but no floating output choices.
2173 * Alternately, we have a DECIMAL output available and an integer input.
2175 * So, place the integer value into pVarDst, using the smallest type
2176 * possible and preferring signed over unsigned types.
2178 BOOL bOverflow
= FALSE
, bNegative
;
2182 /* Convert the integer part of the number into a UI8 */
2183 for (i
= 0; i
< wholeNumberDigits
; i
++)
2185 if (ul64
> UI8_MAX
/ 10 || (ul64
== UI8_MAX
/ 10 && rgbDig
[i
] > UI8_MAX
% 10))
2187 TRACE("Overflow multiplying digits\n");
2191 ul64
= ul64
* 10 + rgbDig
[i
];
2194 /* Account for the scale of the number */
2195 if (!bOverflow
&& multiplier10
)
2197 for (i
= 0; i
< multiplier10
; i
++)
2199 if (ul64
> (UI8_MAX
/ 10))
2201 TRACE("Overflow scaling number\n");
2209 /* If we have any fractional digits, round the value.
2210 * Note we don't have to do this if divisor10 is < 1,
2211 * because this means the fractional part must be < 0.5
2213 if (!bOverflow
&& fractionalDigits
&& divisor10
> 0)
2215 const BYTE
* fracDig
= rgbDig
+ wholeNumberDigits
;
2216 BOOL bAdjust
= FALSE
;
2218 TRACE("first decimal value is %d\n", *fracDig
);
2221 bAdjust
= TRUE
; /* > 0.5 */
2222 else if (*fracDig
== 5)
2224 for (i
= 1; i
< fractionalDigits
; i
++)
2228 bAdjust
= TRUE
; /* > 0.5 */
2232 /* If exactly 0.5, round only odd values */
2233 if (i
== fractionalDigits
&& (ul64
& 1))
2239 if (ul64
== UI8_MAX
)
2241 TRACE("Overflow after rounding\n");
2248 /* Zero is not a negative number */
2249 bNegative
= pNumprs
->dwOutFlags
& NUMPRS_NEG
&& ul64
;
2251 TRACE("Integer value is 0x%s, bNeg %d\n", wine_dbgstr_longlong(ul64
), bNegative
);
2253 /* For negative integers, try the signed types in size order */
2254 if (!bOverflow
&& bNegative
)
2256 if (dwVtBits
& (VTBIT_I1
|VTBIT_I2
|VTBIT_I4
|VTBIT_I8
))
2258 if (dwVtBits
& VTBIT_I1
&& ul64
<= -I1_MIN
)
2260 V_VT(pVarDst
) = VT_I1
;
2261 V_I1(pVarDst
) = -ul64
;
2264 else if (dwVtBits
& VTBIT_I2
&& ul64
<= -I2_MIN
)
2266 V_VT(pVarDst
) = VT_I2
;
2267 V_I2(pVarDst
) = -ul64
;
2270 else if (dwVtBits
& VTBIT_I4
&& ul64
<= -((LONGLONG
)I4_MIN
))
2272 V_VT(pVarDst
) = VT_I4
;
2273 V_I4(pVarDst
) = -ul64
;
2276 else if (dwVtBits
& VTBIT_I8
&& ul64
<= (ULONGLONG
)I8_MAX
+ 1)
2278 V_VT(pVarDst
) = VT_I8
;
2279 V_I8(pVarDst
) = -ul64
;
2282 else if ((dwVtBits
& REAL_VTBITS
) == VTBIT_DECIMAL
)
2284 /* Decimal is only output choice left - fast path */
2285 V_VT(pVarDst
) = VT_DECIMAL
;
2286 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_NEG
,0);
2287 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2288 DEC_LO64(&V_DECIMAL(pVarDst
)) = -ul64
;
2293 else if (!bOverflow
)
2295 /* For positive integers, try signed then unsigned types in size order */
2296 if (dwVtBits
& VTBIT_I1
&& ul64
<= I1_MAX
)
2298 V_VT(pVarDst
) = VT_I1
;
2299 V_I1(pVarDst
) = ul64
;
2302 else if (dwVtBits
& VTBIT_UI1
&& ul64
<= UI1_MAX
)
2304 V_VT(pVarDst
) = VT_UI1
;
2305 V_UI1(pVarDst
) = ul64
;
2308 else if (dwVtBits
& VTBIT_I2
&& ul64
<= I2_MAX
)
2310 V_VT(pVarDst
) = VT_I2
;
2311 V_I2(pVarDst
) = ul64
;
2314 else if (dwVtBits
& VTBIT_UI2
&& ul64
<= UI2_MAX
)
2316 V_VT(pVarDst
) = VT_UI2
;
2317 V_UI2(pVarDst
) = ul64
;
2320 else if (dwVtBits
& VTBIT_I4
&& ul64
<= I4_MAX
)
2322 V_VT(pVarDst
) = VT_I4
;
2323 V_I4(pVarDst
) = ul64
;
2326 else if (dwVtBits
& VTBIT_UI4
&& ul64
<= UI4_MAX
)
2328 V_VT(pVarDst
) = VT_UI4
;
2329 V_UI4(pVarDst
) = ul64
;
2332 else if (dwVtBits
& VTBIT_I8
&& ul64
<= I8_MAX
)
2334 V_VT(pVarDst
) = VT_I8
;
2335 V_I8(pVarDst
) = ul64
;
2338 else if (dwVtBits
& VTBIT_UI8
)
2340 V_VT(pVarDst
) = VT_UI8
;
2341 V_UI8(pVarDst
) = ul64
;
2344 else if ((dwVtBits
& REAL_VTBITS
) == VTBIT_DECIMAL
)
2346 /* Decimal is only output choice left - fast path */
2347 V_VT(pVarDst
) = VT_DECIMAL
;
2348 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_POS
,0);
2349 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2350 DEC_LO64(&V_DECIMAL(pVarDst
)) = ul64
;
2356 if (dwVtBits
& REAL_VTBITS
)
2358 /* Try to put the number into a float or real */
2359 BOOL bOverflow
= FALSE
, bNegative
= pNumprs
->dwOutFlags
& NUMPRS_NEG
;
2363 /* Convert the number into a double */
2364 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2365 whole
= whole
* 10.0 + rgbDig
[i
];
2367 TRACE("Whole double value is %16.16g\n", whole
);
2369 /* Account for the scale */
2370 while (multiplier10
> 10)
2372 if (whole
> dblMaximums
[10])
2374 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
);
2378 whole
= whole
* dblMultipliers
[10];
2381 if (multiplier10
&& !bOverflow
)
2383 if (whole
> dblMaximums
[multiplier10
])
2385 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
);
2389 whole
= whole
* dblMultipliers
[multiplier10
];
2393 TRACE("Scaled double value is %16.16g\n", whole
);
2395 while (divisor10
> 10 && !bOverflow
)
2397 if (whole
< dblMinimums
[10] && whole
!= 0)
2399 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
); /* Underflow */
2403 whole
= whole
/ dblMultipliers
[10];
2406 if (divisor10
&& !bOverflow
)
2408 if (whole
< dblMinimums
[divisor10
] && whole
!= 0)
2410 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
); /* Underflow */
2414 whole
= whole
/ dblMultipliers
[divisor10
];
2417 TRACE("Final double value is %16.16g\n", whole
);
2419 if (dwVtBits
& VTBIT_R4
&&
2420 ((whole
<= R4_MAX
&& whole
>= R4_MIN
) || whole
== 0.0))
2422 TRACE("Set R4 to final value\n");
2423 V_VT(pVarDst
) = VT_R4
; /* Fits into a float */
2424 V_R4(pVarDst
) = pNumprs
->dwOutFlags
& NUMPRS_NEG
? -whole
: whole
;
2428 if (dwVtBits
& VTBIT_R8
)
2430 TRACE("Set R8 to final value\n");
2431 V_VT(pVarDst
) = VT_R8
; /* Fits into a double */
2432 V_R8(pVarDst
) = pNumprs
->dwOutFlags
& NUMPRS_NEG
? -whole
: whole
;
2436 if (dwVtBits
& VTBIT_CY
)
2438 if (SUCCEEDED(VarCyFromR8(bNegative
? -whole
: whole
, &V_CY(pVarDst
))))
2440 V_VT(pVarDst
) = VT_CY
; /* Fits into a currency */
2441 TRACE("Set CY to final value\n");
2444 TRACE("Value Overflows CY\n");
2448 if (dwVtBits
& VTBIT_DECIMAL
)
2453 DECIMAL
* pDec
= &V_DECIMAL(pVarDst
);
2455 DECIMAL_SETZERO(*pDec
);
2458 if (pNumprs
->dwOutFlags
& NUMPRS_NEG
)
2459 DEC_SIGN(pDec
) = DECIMAL_NEG
;
2461 DEC_SIGN(pDec
) = DECIMAL_POS
;
2463 /* Factor the significant digits */
2464 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2466 tmp
= (ULONG64
)DEC_LO32(pDec
) * 10 + rgbDig
[i
];
2467 carry
= (ULONG
)(tmp
>> 32);
2468 DEC_LO32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2469 tmp
= (ULONG64
)DEC_MID32(pDec
) * 10 + carry
;
2470 carry
= (ULONG
)(tmp
>> 32);
2471 DEC_MID32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2472 tmp
= (ULONG64
)DEC_HI32(pDec
) * 10 + carry
;
2473 DEC_HI32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2475 if (tmp
>> 32 & UI4_MAX
)
2477 VarNumFromParseNum_DecOverflow
:
2478 TRACE("Overflow\n");
2479 DEC_LO32(pDec
) = DEC_MID32(pDec
) = DEC_HI32(pDec
) = UI4_MAX
;
2480 return DISP_E_OVERFLOW
;
2484 /* Account for the scale of the number */
2485 while (multiplier10
> 0)
2487 tmp
= (ULONG64
)DEC_LO32(pDec
) * 10;
2488 carry
= (ULONG
)(tmp
>> 32);
2489 DEC_LO32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2490 tmp
= (ULONG64
)DEC_MID32(pDec
) * 10 + carry
;
2491 carry
= (ULONG
)(tmp
>> 32);
2492 DEC_MID32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2493 tmp
= (ULONG64
)DEC_HI32(pDec
) * 10 + carry
;
2494 DEC_HI32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2496 if (tmp
>> 32 & UI4_MAX
)
2497 goto VarNumFromParseNum_DecOverflow
;
2500 DEC_SCALE(pDec
) = divisor10
;
2502 V_VT(pVarDst
) = VT_DECIMAL
;
2505 return DISP_E_OVERFLOW
; /* No more output choices */
2508 /**********************************************************************
2509 * VarCat [OLEAUT32.318]
2511 * Concatenates one variant onto another.
2514 * left [I] First variant
2515 * right [I] Second variant
2516 * result [O] Result variant
2520 * Failure: An HRESULT error code indicating the error.
2522 HRESULT WINAPI
VarCat(LPVARIANT left
, LPVARIANT right
, LPVARIANT out
)
2524 VARTYPE leftvt
,rightvt
,resultvt
;
2526 static WCHAR str_true
[32];
2527 static WCHAR str_false
[32];
2528 static const WCHAR sz_empty
[] = {'\0'};
2529 leftvt
= V_VT(left
);
2530 rightvt
= V_VT(right
);
2532 TRACE("%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), out
);
2535 VARIANT_GetLocalisedText(LOCALE_USER_DEFAULT
, IDS_FALSE
, str_false
);
2536 VARIANT_GetLocalisedText(LOCALE_USER_DEFAULT
, IDS_TRUE
, str_true
);
2539 /* when both left and right are NULL the result is NULL */
2540 if (leftvt
== VT_NULL
&& rightvt
== VT_NULL
)
2542 V_VT(out
) = VT_NULL
;
2547 resultvt
= VT_EMPTY
;
2549 /* There are many special case for errors and return types */
2550 if (leftvt
== VT_VARIANT
&& (rightvt
== VT_ERROR
||
2551 rightvt
== VT_DATE
|| rightvt
== VT_DECIMAL
))
2552 hres
= DISP_E_TYPEMISMATCH
;
2553 else if ((leftvt
== VT_I2
|| leftvt
== VT_I4
||
2554 leftvt
== VT_R4
|| leftvt
== VT_R8
||
2555 leftvt
== VT_CY
|| leftvt
== VT_BOOL
||
2556 leftvt
== VT_BSTR
|| leftvt
== VT_I1
||
2557 leftvt
== VT_UI1
|| leftvt
== VT_UI2
||
2558 leftvt
== VT_UI4
|| leftvt
== VT_I8
||
2559 leftvt
== VT_UI8
|| leftvt
== VT_INT
||
2560 leftvt
== VT_UINT
|| leftvt
== VT_EMPTY
||
2561 leftvt
== VT_NULL
|| leftvt
== VT_DATE
||
2562 leftvt
== VT_DECIMAL
|| leftvt
== VT_DISPATCH
)
2564 (rightvt
== VT_I2
|| rightvt
== VT_I4
||
2565 rightvt
== VT_R4
|| rightvt
== VT_R8
||
2566 rightvt
== VT_CY
|| rightvt
== VT_BOOL
||
2567 rightvt
== VT_BSTR
|| rightvt
== VT_I1
||
2568 rightvt
== VT_UI1
|| rightvt
== VT_UI2
||
2569 rightvt
== VT_UI4
|| rightvt
== VT_I8
||
2570 rightvt
== VT_UI8
|| rightvt
== VT_INT
||
2571 rightvt
== VT_UINT
|| rightvt
== VT_EMPTY
||
2572 rightvt
== VT_NULL
|| rightvt
== VT_DATE
||
2573 rightvt
== VT_DECIMAL
|| rightvt
== VT_DISPATCH
))
2575 else if (rightvt
== VT_ERROR
&& leftvt
< VT_VOID
)
2576 hres
= DISP_E_TYPEMISMATCH
;
2577 else if (leftvt
== VT_ERROR
&& (rightvt
== VT_DATE
||
2578 rightvt
== VT_ERROR
|| rightvt
== VT_DECIMAL
))
2579 hres
= DISP_E_TYPEMISMATCH
;
2580 else if (rightvt
== VT_DATE
|| rightvt
== VT_ERROR
||
2581 rightvt
== VT_DECIMAL
)
2582 hres
= DISP_E_BADVARTYPE
;
2583 else if (leftvt
== VT_ERROR
|| rightvt
== VT_ERROR
)
2584 hres
= DISP_E_TYPEMISMATCH
;
2585 else if (leftvt
== VT_VARIANT
)
2586 hres
= DISP_E_TYPEMISMATCH
;
2587 else if (rightvt
== VT_VARIANT
&& (leftvt
== VT_EMPTY
||
2588 leftvt
== VT_NULL
|| leftvt
== VT_I2
||
2589 leftvt
== VT_I4
|| leftvt
== VT_R4
||
2590 leftvt
== VT_R8
|| leftvt
== VT_CY
||
2591 leftvt
== VT_DATE
|| leftvt
== VT_BSTR
||
2592 leftvt
== VT_BOOL
|| leftvt
== VT_DECIMAL
||
2593 leftvt
== VT_I1
|| leftvt
== VT_UI1
||
2594 leftvt
== VT_UI2
|| leftvt
== VT_UI4
||
2595 leftvt
== VT_I8
|| leftvt
== VT_UI8
||
2596 leftvt
== VT_INT
|| leftvt
== VT_UINT
))
2597 hres
= DISP_E_TYPEMISMATCH
;
2599 hres
= DISP_E_BADVARTYPE
;
2601 /* if result type is not S_OK, then no need to go further */
2604 V_VT(out
) = resultvt
;
2607 /* Else proceed with formatting inputs to strings */
2610 VARIANT bstrvar_left
, bstrvar_right
;
2611 V_VT(out
) = VT_BSTR
;
2613 VariantInit(&bstrvar_left
);
2614 VariantInit(&bstrvar_right
);
2616 /* Convert left side variant to string */
2617 if (leftvt
!= VT_BSTR
)
2619 if (leftvt
== VT_BOOL
)
2621 /* Bools are handled as localized True/False strings instead of 0/-1 as in MSDN */
2622 V_VT(&bstrvar_left
) = VT_BSTR
;
2624 V_BSTR(&bstrvar_left
) = SysAllocString(str_true
);
2626 V_BSTR(&bstrvar_left
) = SysAllocString(str_false
);
2628 /* Fill with empty string for later concat with right side */
2629 else if (leftvt
== VT_NULL
)
2631 V_VT(&bstrvar_left
) = VT_BSTR
;
2632 V_BSTR(&bstrvar_left
) = SysAllocString(sz_empty
);
2636 hres
= VariantChangeTypeEx(&bstrvar_left
,left
,0,0,VT_BSTR
);
2638 VariantClear(&bstrvar_left
);
2639 VariantClear(&bstrvar_right
);
2640 if (leftvt
== VT_NULL
&& (rightvt
== VT_EMPTY
||
2641 rightvt
== VT_NULL
|| rightvt
== VT_I2
||
2642 rightvt
== VT_I4
|| rightvt
== VT_R4
||
2643 rightvt
== VT_R8
|| rightvt
== VT_CY
||
2644 rightvt
== VT_DATE
|| rightvt
== VT_BSTR
||
2645 rightvt
== VT_BOOL
|| rightvt
== VT_DECIMAL
||
2646 rightvt
== VT_I1
|| rightvt
== VT_UI1
||
2647 rightvt
== VT_UI2
|| rightvt
== VT_UI4
||
2648 rightvt
== VT_I8
|| rightvt
== VT_UI8
||
2649 rightvt
== VT_INT
|| rightvt
== VT_UINT
))
2650 return DISP_E_BADVARTYPE
;
2656 /* convert right side variant to string */
2657 if (rightvt
!= VT_BSTR
)
2659 if (rightvt
== VT_BOOL
)
2661 /* Bools are handled as localized True/False strings instead of 0/-1 as in MSDN */
2662 V_VT(&bstrvar_right
) = VT_BSTR
;
2664 V_BSTR(&bstrvar_right
) = SysAllocString(str_true
);
2666 V_BSTR(&bstrvar_right
) = SysAllocString(str_false
);
2668 /* Fill with empty string for later concat with right side */
2669 else if (rightvt
== VT_NULL
)
2671 V_VT(&bstrvar_right
) = VT_BSTR
;
2672 V_BSTR(&bstrvar_right
) = SysAllocString(sz_empty
);
2676 hres
= VariantChangeTypeEx(&bstrvar_right
,right
,0,0,VT_BSTR
);
2678 VariantClear(&bstrvar_left
);
2679 VariantClear(&bstrvar_right
);
2680 if (rightvt
== VT_NULL
&& (leftvt
== VT_EMPTY
||
2681 leftvt
== VT_NULL
|| leftvt
== VT_I2
||
2682 leftvt
== VT_I4
|| leftvt
== VT_R4
||
2683 leftvt
== VT_R8
|| leftvt
== VT_CY
||
2684 leftvt
== VT_DATE
|| leftvt
== VT_BSTR
||
2685 leftvt
== VT_BOOL
|| leftvt
== VT_DECIMAL
||
2686 leftvt
== VT_I1
|| leftvt
== VT_UI1
||
2687 leftvt
== VT_UI2
|| leftvt
== VT_UI4
||
2688 leftvt
== VT_I8
|| leftvt
== VT_UI8
||
2689 leftvt
== VT_INT
|| leftvt
== VT_UINT
))
2690 return DISP_E_BADVARTYPE
;
2696 /* Concat the resulting strings together */
2697 if (leftvt
== VT_BSTR
&& rightvt
== VT_BSTR
)
2698 VarBstrCat (V_BSTR(left
), V_BSTR(right
), &V_BSTR(out
));
2699 else if (leftvt
!= VT_BSTR
&& rightvt
!= VT_BSTR
)
2700 VarBstrCat (V_BSTR(&bstrvar_left
), V_BSTR(&bstrvar_right
), &V_BSTR(out
));
2701 else if (leftvt
!= VT_BSTR
&& rightvt
== VT_BSTR
)
2702 VarBstrCat (V_BSTR(&bstrvar_left
), V_BSTR(right
), &V_BSTR(out
));
2703 else if (leftvt
== VT_BSTR
&& rightvt
!= VT_BSTR
)
2704 VarBstrCat (V_BSTR(left
), V_BSTR(&bstrvar_right
), &V_BSTR(out
));
2706 VariantClear(&bstrvar_left
);
2707 VariantClear(&bstrvar_right
);
2713 /* Wrapper around VariantChangeTypeEx() which permits changing a
2714 variant with VT_RESERVED flag set. Needed by VarCmp. */
2715 static HRESULT
_VarChangeTypeExWrap (VARIANTARG
* pvargDest
,
2716 VARIANTARG
* pvargSrc
, LCID lcid
, USHORT wFlags
, VARTYPE vt
)
2718 VARIANTARG vtmpsrc
= *pvargSrc
;
2720 V_VT(&vtmpsrc
) &= ~VT_RESERVED
;
2721 return VariantChangeTypeEx(pvargDest
,&vtmpsrc
,lcid
,wFlags
,vt
);
2724 /**********************************************************************
2725 * VarCmp [OLEAUT32.176]
2727 * Compare two variants.
2730 * left [I] First variant
2731 * right [I] Second variant
2732 * lcid [I] LCID (locale identifier) for the comparison
2733 * flags [I] Flags to be used in the comparison:
2734 * NORM_IGNORECASE, NORM_IGNORENONSPACE, NORM_IGNORESYMBOLS,
2735 * NORM_IGNOREWIDTH, NORM_IGNOREKANATYPE, NORM_IGNOREKASHIDA
2738 * VARCMP_LT: left variant is less than right variant.
2739 * VARCMP_EQ: input variants are equal.
2740 * VARCMP_GT: left variant is greater than right variant.
2741 * VARCMP_NULL: either one of the input variants is NULL.
2742 * Failure: An HRESULT error code indicating the error.
2745 * Native VarCmp up to and including WinXP doesn't like I1, UI2, VT_UI4,
2746 * UI8 and UINT as input variants. INT is accepted only as left variant.
2748 * If both input variants are ERROR then VARCMP_EQ will be returned, else
2749 * an ERROR variant will trigger an error.
2751 * Both input variants can have VT_RESERVED flag set which is ignored
2752 * unless one and only one of the variants is a BSTR and the other one
2753 * is not an EMPTY variant. All four VT_RESERVED combinations have a
2754 * different meaning:
2755 * - BSTR and other: BSTR is always greater than the other variant.
2756 * - BSTR|VT_RESERVED and other: a string comparison is performed.
2757 * - BSTR and other|VT_RESERVED: If the BSTR is a number a numeric
2758 * comparison will take place else the BSTR is always greater.
2759 * - BSTR|VT_RESERVED and other|VT_RESERVED: It seems that the other
2760 * variant is ignored and the return value depends only on the sign
2761 * of the BSTR if it is a number else the BSTR is always greater. A
2762 * positive BSTR is greater, a negative one is smaller than the other
2766 * VarBstrCmp for the lcid and flags usage.
2768 HRESULT WINAPI
VarCmp(LPVARIANT left
, LPVARIANT right
, LCID lcid
, DWORD flags
)
2770 VARTYPE lvt
, rvt
, vt
;
2775 TRACE("(%s,%s,0x%08x,0x%08x)\n", debugstr_variant(left
), debugstr_variant(right
), lcid
, flags
);
2777 lvt
= V_VT(left
) & VT_TYPEMASK
;
2778 rvt
= V_VT(right
) & VT_TYPEMASK
;
2779 xmask
= (1 << lvt
) | (1 << rvt
);
2781 /* If we have any flag set except VT_RESERVED bail out.
2782 Same for the left input variant type > VT_INT and for the
2783 right input variant type > VT_I8. Yes, VT_INT is only supported
2784 as left variant. Go figure */
2785 if (((V_VT(left
) | V_VT(right
)) & ~VT_TYPEMASK
& ~VT_RESERVED
) ||
2786 lvt
> VT_INT
|| rvt
> VT_I8
) {
2787 return DISP_E_BADVARTYPE
;
2790 /* Don't ask me why but native VarCmp cannot handle: VT_I1, VT_UI2, VT_UI4,
2791 VT_UINT and VT_UI8. Tested with DCOM98, Win2k, WinXP */
2792 if (rvt
== VT_INT
|| xmask
& (VTBIT_I1
| VTBIT_UI2
| VTBIT_UI4
| VTBIT_UI8
|
2793 VTBIT_DISPATCH
| VTBIT_VARIANT
| VTBIT_UNKNOWN
| VTBIT_15
))
2794 return DISP_E_TYPEMISMATCH
;
2796 /* If both variants are VT_ERROR return VARCMP_EQ */
2797 if (xmask
== VTBIT_ERROR
)
2799 else if (xmask
& VTBIT_ERROR
)
2800 return DISP_E_TYPEMISMATCH
;
2802 if (xmask
& VTBIT_NULL
)
2808 /* Two BSTRs, ignore VT_RESERVED */
2809 if (xmask
== VTBIT_BSTR
)
2810 return VarBstrCmp(V_BSTR(left
), V_BSTR(right
), lcid
, flags
);
2812 /* A BSTR and another variant; we have to take care of VT_RESERVED */
2813 if (xmask
& VTBIT_BSTR
) {
2814 VARIANT
*bstrv
, *nonbv
;
2818 /* Swap the variants so the BSTR is always on the left */
2819 if (lvt
== VT_BSTR
) {
2830 /* BSTR and EMPTY: ignore VT_RESERVED */
2831 if (nonbvt
== VT_EMPTY
)
2832 rc
= (!V_BSTR(bstrv
) || !*V_BSTR(bstrv
)) ? VARCMP_EQ
: VARCMP_GT
;
2834 VARTYPE breserv
= V_VT(bstrv
) & ~VT_TYPEMASK
;
2835 VARTYPE nreserv
= V_VT(nonbv
) & ~VT_TYPEMASK
;
2837 if (!breserv
&& !nreserv
)
2838 /* No VT_RESERVED set ==> BSTR always greater */
2840 else if (breserv
&& !nreserv
) {
2841 /* BSTR has VT_RESERVED set. Do a string comparison */
2842 rc
= VariantChangeTypeEx(&rv
,nonbv
,lcid
,0,VT_BSTR
);
2845 rc
= VarBstrCmp(V_BSTR(bstrv
), V_BSTR(&rv
), lcid
, flags
);
2847 } else if (V_BSTR(bstrv
) && *V_BSTR(bstrv
)) {
2848 /* Non NULL nor empty BSTR */
2849 /* If the BSTR is not a number the BSTR is greater */
2850 rc
= _VarChangeTypeExWrap(&lv
,bstrv
,lcid
,0,VT_R8
);
2853 else if (breserv
&& nreserv
)
2854 /* FIXME: This is strange: with both VT_RESERVED set it
2855 looks like the result depends only on the sign of
2857 rc
= (V_R8(&lv
) >= 0) ? VARCMP_GT
: VARCMP_LT
;
2859 /* Numeric comparison, will be handled below.
2860 VARCMP_NULL used only to break out. */
2865 /* Empty or NULL BSTR */
2868 /* Fixup the return code if we swapped left and right */
2870 if (rc
== VARCMP_GT
)
2872 else if (rc
== VARCMP_LT
)
2875 if (rc
!= VARCMP_NULL
)
2879 if (xmask
& VTBIT_DECIMAL
)
2881 else if (xmask
& VTBIT_BSTR
)
2883 else if (xmask
& VTBIT_R4
)
2885 else if (xmask
& (VTBIT_R8
| VTBIT_DATE
))
2887 else if (xmask
& VTBIT_CY
)
2893 /* Coerce the variants */
2894 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2895 if (rc
== DISP_E_OVERFLOW
&& vt
!= VT_R8
) {
2896 /* Overflow, change to R8 */
2898 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2902 rc
= _VarChangeTypeExWrap(&rv
,right
,lcid
,0,vt
);
2903 if (rc
== DISP_E_OVERFLOW
&& vt
!= VT_R8
) {
2904 /* Overflow, change to R8 */
2906 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2909 rc
= _VarChangeTypeExWrap(&rv
,right
,lcid
,0,vt
);
2914 #define _VARCMP(a,b) \
2915 (((a) == (b)) ? VARCMP_EQ : (((a) < (b)) ? VARCMP_LT : VARCMP_GT))
2919 return VarCyCmp(V_CY(&lv
), V_CY(&rv
));
2921 return VarDecCmp(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
));
2923 return _VARCMP(V_I8(&lv
), V_I8(&rv
));
2925 return _VARCMP(V_R4(&lv
), V_R4(&rv
));
2927 return _VARCMP(V_R8(&lv
), V_R8(&rv
));
2929 /* We should never get here */
2935 static HRESULT
VARIANT_FetchDispatchValue(LPVARIANT pvDispatch
, LPVARIANT pValue
)
2938 static DISPPARAMS emptyParams
= { NULL
, NULL
, 0, 0 };
2940 if ((V_VT(pvDispatch
) & VT_TYPEMASK
) == VT_DISPATCH
) {
2941 if (NULL
== V_DISPATCH(pvDispatch
)) return DISP_E_TYPEMISMATCH
;
2942 hres
= IDispatch_Invoke(V_DISPATCH(pvDispatch
), DISPID_VALUE
, &IID_NULL
,
2943 LOCALE_USER_DEFAULT
, DISPATCH_PROPERTYGET
, &emptyParams
, pValue
,
2946 hres
= DISP_E_TYPEMISMATCH
;
2951 /**********************************************************************
2952 * VarAnd [OLEAUT32.142]
2954 * Computes the logical AND of two variants.
2957 * left [I] First variant
2958 * right [I] Second variant
2959 * result [O] Result variant
2963 * Failure: An HRESULT error code indicating the error.
2965 HRESULT WINAPI
VarAnd(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
2967 HRESULT hres
= S_OK
;
2968 VARTYPE resvt
= VT_EMPTY
;
2969 VARTYPE leftvt
,rightvt
;
2970 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
2971 VARIANT varLeft
, varRight
;
2972 VARIANT tempLeft
, tempRight
;
2974 VariantInit(&varLeft
);
2975 VariantInit(&varRight
);
2976 VariantInit(&tempLeft
);
2977 VariantInit(&tempRight
);
2979 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
2981 /* Handle VT_DISPATCH by storing and taking address of returned value */
2982 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
2984 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
2985 if (FAILED(hres
)) goto VarAnd_Exit
;
2988 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
2990 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
2991 if (FAILED(hres
)) goto VarAnd_Exit
;
2995 leftvt
= V_VT(left
)&VT_TYPEMASK
;
2996 rightvt
= V_VT(right
)&VT_TYPEMASK
;
2997 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
2998 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
3000 if (leftExtraFlags
!= rightExtraFlags
)
3002 hres
= DISP_E_BADVARTYPE
;
3005 ExtraFlags
= leftExtraFlags
;
3007 /* Native VarAnd always returns an error when using extra
3008 * flags or if the variant combination is I8 and INT.
3010 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
3011 (leftvt
== VT_INT
&& rightvt
== VT_I8
) ||
3014 hres
= DISP_E_BADVARTYPE
;
3018 /* Determine return type */
3019 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
3021 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
3022 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
3023 leftvt
== VT_INT
|| rightvt
== VT_INT
||
3024 leftvt
== VT_R4
|| rightvt
== VT_R4
||
3025 leftvt
== VT_R8
|| rightvt
== VT_R8
||
3026 leftvt
== VT_CY
|| rightvt
== VT_CY
||
3027 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
3028 leftvt
== VT_I1
|| rightvt
== VT_I1
||
3029 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
3030 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
3031 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
3032 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
3034 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
||
3035 leftvt
== VT_I2
|| rightvt
== VT_I2
||
3036 leftvt
== VT_EMPTY
|| rightvt
== VT_EMPTY
)
3037 if ((leftvt
== VT_NULL
&& rightvt
== VT_UI1
) ||
3038 (leftvt
== VT_UI1
&& rightvt
== VT_NULL
) ||
3039 (leftvt
== VT_UI1
&& rightvt
== VT_UI1
))
3043 else if (leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
3044 (leftvt
== VT_BSTR
&& rightvt
== VT_BSTR
))
3046 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
||
3047 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
3051 hres
= DISP_E_BADVARTYPE
;
3055 if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3058 * Special cases for when left variant is VT_NULL
3059 * (VT_NULL & 0 = VT_NULL, VT_NULL & value = value)
3061 if (leftvt
== VT_NULL
)
3066 case VT_I1
: if (V_I1(right
)) resvt
= VT_NULL
; break;
3067 case VT_UI1
: if (V_UI1(right
)) resvt
= VT_NULL
; break;
3068 case VT_I2
: if (V_I2(right
)) resvt
= VT_NULL
; break;
3069 case VT_UI2
: if (V_UI2(right
)) resvt
= VT_NULL
; break;
3070 case VT_I4
: if (V_I4(right
)) resvt
= VT_NULL
; break;
3071 case VT_UI4
: if (V_UI4(right
)) resvt
= VT_NULL
; break;
3072 case VT_I8
: if (V_I8(right
)) resvt
= VT_NULL
; break;
3073 case VT_UI8
: if (V_UI8(right
)) resvt
= VT_NULL
; break;
3074 case VT_INT
: if (V_INT(right
)) resvt
= VT_NULL
; break;
3075 case VT_UINT
: if (V_UINT(right
)) resvt
= VT_NULL
; break;
3076 case VT_BOOL
: if (V_BOOL(right
)) resvt
= VT_NULL
; break;
3077 case VT_R4
: if (V_R4(right
)) resvt
= VT_NULL
; break;
3078 case VT_R8
: if (V_R8(right
)) resvt
= VT_NULL
; break;
3080 if(V_CY(right
).int64
)
3084 if (DEC_HI32(&V_DECIMAL(right
)) ||
3085 DEC_LO64(&V_DECIMAL(right
)))
3089 hres
= VarBoolFromStr(V_BSTR(right
),
3090 LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
3094 V_VT(result
) = VT_NULL
;
3097 V_VT(result
) = VT_BOOL
;
3103 V_VT(result
) = resvt
;
3107 hres
= VariantCopy(&varLeft
, left
);
3108 if (FAILED(hres
)) goto VarAnd_Exit
;
3110 hres
= VariantCopy(&varRight
, right
);
3111 if (FAILED(hres
)) goto VarAnd_Exit
;
3113 if (resvt
== VT_I4
&& V_VT(&varLeft
) == VT_UI4
)
3114 V_VT(&varLeft
) = VT_I4
; /* Don't overflow */
3119 if (V_VT(&varLeft
) == VT_BSTR
&&
3120 FAILED(VarR8FromStr(V_BSTR(&varLeft
),
3121 LOCALE_USER_DEFAULT
, 0, &d
)))
3122 hres
= VariantChangeType(&varLeft
,&varLeft
,
3123 VARIANT_LOCALBOOL
, VT_BOOL
);
3124 if (SUCCEEDED(hres
) && V_VT(&varLeft
) != resvt
)
3125 hres
= VariantChangeType(&varLeft
,&varLeft
,0,resvt
);
3126 if (FAILED(hres
)) goto VarAnd_Exit
;
3129 if (resvt
== VT_I4
&& V_VT(&varRight
) == VT_UI4
)
3130 V_VT(&varRight
) = VT_I4
; /* Don't overflow */
3135 if (V_VT(&varRight
) == VT_BSTR
&&
3136 FAILED(VarR8FromStr(V_BSTR(&varRight
),
3137 LOCALE_USER_DEFAULT
, 0, &d
)))
3138 hres
= VariantChangeType(&varRight
, &varRight
,
3139 VARIANT_LOCALBOOL
, VT_BOOL
);
3140 if (SUCCEEDED(hres
) && V_VT(&varRight
) != resvt
)
3141 hres
= VariantChangeType(&varRight
, &varRight
, 0, resvt
);
3142 if (FAILED(hres
)) goto VarAnd_Exit
;
3145 V_VT(result
) = resvt
;
3149 V_I8(result
) = V_I8(&varLeft
) & V_I8(&varRight
);
3152 V_I4(result
) = V_I4(&varLeft
) & V_I4(&varRight
);
3155 V_I2(result
) = V_I2(&varLeft
) & V_I2(&varRight
);
3158 V_UI1(result
) = V_UI1(&varLeft
) & V_UI1(&varRight
);
3161 V_BOOL(result
) = V_BOOL(&varLeft
) & V_BOOL(&varRight
);
3164 FIXME("Couldn't bitwise AND variant types %d,%d\n",
3169 VariantClear(&varLeft
);
3170 VariantClear(&varRight
);
3171 VariantClear(&tempLeft
);
3172 VariantClear(&tempRight
);
3177 /**********************************************************************
3178 * VarAdd [OLEAUT32.141]
3183 * left [I] First variant
3184 * right [I] Second variant
3185 * result [O] Result variant
3189 * Failure: An HRESULT error code indicating the error.
3192 * Native VarAdd up to and including WinXP doesn't like I1, UI2, UI4,
3193 * UI8, INT and UINT as input variants.
3195 * Native VarAdd doesn't check for NULL in/out pointers and crashes. We do the
3199 * Overflow checking for R8 (double) overflow. Return DISP_E_OVERFLOW in that
3202 HRESULT WINAPI
VarAdd(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3205 VARTYPE lvt
, rvt
, resvt
, tvt
;
3207 VARIANT tempLeft
, tempRight
;
3210 /* Variant priority for coercion. Sorted from lowest to highest.
3211 VT_ERROR shows an invalid input variant type. */
3212 enum coerceprio
{ vt_EMPTY
, vt_UI1
, vt_I2
, vt_I4
, vt_I8
, vt_BSTR
,vt_R4
,
3213 vt_R8
, vt_CY
, vt_DATE
, vt_DECIMAL
, vt_DISPATCH
, vt_NULL
,
3215 /* Mapping from priority to variant type. Keep in sync with coerceprio! */
3216 static const VARTYPE prio2vt
[] = { VT_EMPTY
, VT_UI1
, VT_I2
, VT_I4
, VT_I8
, VT_BSTR
, VT_R4
,
3217 VT_R8
, VT_CY
, VT_DATE
, VT_DECIMAL
, VT_DISPATCH
,
3218 VT_NULL
, VT_ERROR
};
3220 /* Mapping for coercion from input variant to priority of result variant. */
3221 static const VARTYPE coerce
[] = {
3222 /* VT_EMPTY, VT_NULL, VT_I2, VT_I4, VT_R4 */
3223 vt_EMPTY
, vt_NULL
, vt_I2
, vt_I4
, vt_R4
,
3224 /* VT_R8, VT_CY, VT_DATE, VT_BSTR, VT_DISPATCH */
3225 vt_R8
, vt_CY
, vt_DATE
, vt_BSTR
, vt_DISPATCH
,
3226 /* VT_ERROR, VT_BOOL, VT_VARIANT, VT_UNKNOWN, VT_DECIMAL */
3227 vt_ERROR
, vt_I2
, vt_ERROR
, vt_ERROR
, vt_DECIMAL
,
3228 /* 15, VT_I1, VT_UI1, VT_UI2, VT_UI4 VT_I8 */
3229 vt_ERROR
, vt_ERROR
, vt_UI1
, vt_ERROR
, vt_ERROR
, vt_I8
3232 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
3237 VariantInit(&tempLeft
);
3238 VariantInit(&tempRight
);
3240 /* Handle VT_DISPATCH by storing and taking address of returned value */
3241 if ((V_VT(left
) & VT_TYPEMASK
) != VT_NULL
&& (V_VT(right
) & VT_TYPEMASK
) != VT_NULL
)
3243 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3245 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3246 if (FAILED(hres
)) goto end
;
3249 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3251 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3252 if (FAILED(hres
)) goto end
;
3257 lvt
= V_VT(left
)&VT_TYPEMASK
;
3258 rvt
= V_VT(right
)&VT_TYPEMASK
;
3260 /* If we have any flag set (VT_ARRAY, VT_VECTOR, etc.) bail out.
3261 Same for any input variant type > VT_I8 */
3262 if (V_VT(left
) & ~VT_TYPEMASK
|| V_VT(right
) & ~VT_TYPEMASK
||
3263 lvt
> VT_I8
|| rvt
> VT_I8
) {
3264 hres
= DISP_E_BADVARTYPE
;
3268 /* Determine the variant type to coerce to. */
3269 if (coerce
[lvt
] > coerce
[rvt
]) {
3270 resvt
= prio2vt
[coerce
[lvt
]];
3271 tvt
= prio2vt
[coerce
[rvt
]];
3273 resvt
= prio2vt
[coerce
[rvt
]];
3274 tvt
= prio2vt
[coerce
[lvt
]];
3277 /* Special cases where the result variant type is defined by both
3278 input variants and not only that with the highest priority */
3279 if (resvt
== VT_BSTR
) {
3280 if (tvt
== VT_EMPTY
|| tvt
== VT_BSTR
)
3285 if (resvt
== VT_R4
&& (tvt
== VT_BSTR
|| tvt
== VT_I8
|| tvt
== VT_I4
))
3288 /* For overflow detection use the biggest compatible type for the
3292 hres
= DISP_E_BADVARTYPE
;
3296 V_VT(result
) = VT_NULL
;
3299 FIXME("cannot handle variant type VT_DISPATCH\n");
3300 hres
= DISP_E_TYPEMISMATCH
;
3319 /* Now coerce the variants */
3320 hres
= VariantChangeType(&lv
, left
, 0, tvt
);
3323 hres
= VariantChangeType(&rv
, right
, 0, tvt
);
3329 V_VT(result
) = resvt
;
3332 hres
= VarDecAdd(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
),
3333 &V_DECIMAL(result
));
3336 hres
= VarCyAdd(V_CY(&lv
), V_CY(&rv
), &V_CY(result
));
3339 /* We do not add those, we concatenate them. */
3340 hres
= VarBstrCat(V_BSTR(&lv
), V_BSTR(&rv
), &V_BSTR(result
));
3343 /* Overflow detection */
3344 r8res
= (double)V_I8(&lv
) + (double)V_I8(&rv
);
3345 if (r8res
> (double)I8_MAX
|| r8res
< (double)I8_MIN
) {
3346 V_VT(result
) = VT_R8
;
3347 V_R8(result
) = r8res
;
3351 V_I8(&tv
) = V_I8(&lv
) + V_I8(&rv
);
3356 /* FIXME: overflow detection */
3357 V_R8(&tv
) = V_R8(&lv
) + V_R8(&rv
);
3360 ERR("We shouldn't get here! tvt = %d!\n", tvt
);
3364 if ((hres
= VariantChangeType(result
, &tv
, 0, resvt
)) != S_OK
) {
3365 /* Overflow! Change to the vartype with the next higher priority.
3366 With one exception: I4 ==> R8 even if it would fit in I8 */
3370 resvt
= prio2vt
[coerce
[resvt
] + 1];
3371 hres
= VariantChangeType(result
, &tv
, 0, resvt
);
3374 hres
= VariantCopy(result
, &tv
);
3378 V_VT(result
) = VT_EMPTY
;
3379 V_I4(result
) = 0; /* No V_EMPTY */
3384 VariantClear(&tempLeft
);
3385 VariantClear(&tempRight
);
3386 TRACE("returning 0x%8x %s\n", hres
, debugstr_variant(result
));
3390 /**********************************************************************
3391 * VarMul [OLEAUT32.156]
3393 * Multiply two variants.
3396 * left [I] First variant
3397 * right [I] Second variant
3398 * result [O] Result variant
3402 * Failure: An HRESULT error code indicating the error.
3405 * Native VarMul up to and including WinXP doesn't like I1, UI2, UI4,
3406 * UI8, INT and UINT as input variants. But it can multiply apples with oranges.
3408 * Native VarMul doesn't check for NULL in/out pointers and crashes. We do the
3412 * Overflow checking for R8 (double) overflow. Return DISP_E_OVERFLOW in that
3415 HRESULT WINAPI
VarMul(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3418 VARTYPE lvt
, rvt
, resvt
, tvt
;
3420 VARIANT tempLeft
, tempRight
;
3423 /* Variant priority for coercion. Sorted from lowest to highest.
3424 VT_ERROR shows an invalid input variant type. */
3425 enum coerceprio
{ vt_UI1
= 0, vt_I2
, vt_I4
, vt_I8
, vt_CY
, vt_R4
, vt_R8
,
3426 vt_DECIMAL
, vt_NULL
, vt_ERROR
};
3427 /* Mapping from priority to variant type. Keep in sync with coerceprio! */
3428 static const VARTYPE prio2vt
[] = { VT_UI1
, VT_I2
, VT_I4
, VT_I8
, VT_CY
, VT_R4
, VT_R8
,
3429 VT_DECIMAL
, VT_NULL
, VT_ERROR
};
3431 /* Mapping for coercion from input variant to priority of result variant. */
3432 static const VARTYPE coerce
[] = {
3433 /* VT_EMPTY, VT_NULL, VT_I2, VT_I4, VT_R4 */
3434 vt_UI1
, vt_NULL
, vt_I2
, vt_I4
, vt_R4
,
3435 /* VT_R8, VT_CY, VT_DATE, VT_BSTR, VT_DISPATCH */
3436 vt_R8
, vt_CY
, vt_R8
, vt_R8
, vt_ERROR
,
3437 /* VT_ERROR, VT_BOOL, VT_VARIANT, VT_UNKNOWN, VT_DECIMAL */
3438 vt_ERROR
, vt_I2
, vt_ERROR
, vt_ERROR
, vt_DECIMAL
,
3439 /* 15, VT_I1, VT_UI1, VT_UI2, VT_UI4 VT_I8 */
3440 vt_ERROR
, vt_ERROR
, vt_UI1
, vt_ERROR
, vt_ERROR
, vt_I8
3443 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
3448 VariantInit(&tempLeft
);
3449 VariantInit(&tempRight
);
3451 /* Handle VT_DISPATCH by storing and taking address of returned value */
3452 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3454 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3455 if (FAILED(hres
)) goto end
;
3458 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3460 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3461 if (FAILED(hres
)) goto end
;
3465 lvt
= V_VT(left
)&VT_TYPEMASK
;
3466 rvt
= V_VT(right
)&VT_TYPEMASK
;
3468 /* If we have any flag set (VT_ARRAY, VT_VECTOR, etc.) bail out.
3469 Same for any input variant type > VT_I8 */
3470 if (V_VT(left
) & ~VT_TYPEMASK
|| V_VT(right
) & ~VT_TYPEMASK
||
3471 lvt
> VT_I8
|| rvt
> VT_I8
) {
3472 hres
= DISP_E_BADVARTYPE
;
3476 /* Determine the variant type to coerce to. */
3477 if (coerce
[lvt
] > coerce
[rvt
]) {
3478 resvt
= prio2vt
[coerce
[lvt
]];
3479 tvt
= prio2vt
[coerce
[rvt
]];
3481 resvt
= prio2vt
[coerce
[rvt
]];
3482 tvt
= prio2vt
[coerce
[lvt
]];
3485 /* Special cases where the result variant type is defined by both
3486 input variants and not only that with the highest priority */
3487 if (resvt
== VT_R4
&& (tvt
== VT_CY
|| tvt
== VT_I8
|| tvt
== VT_I4
))
3489 if (lvt
== VT_EMPTY
&& rvt
== VT_EMPTY
)
3492 /* For overflow detection use the biggest compatible type for the
3496 hres
= DISP_E_BADVARTYPE
;
3500 V_VT(result
) = VT_NULL
;
3515 /* Now coerce the variants */
3516 hres
= VariantChangeType(&lv
, left
, 0, tvt
);
3519 hres
= VariantChangeType(&rv
, right
, 0, tvt
);
3526 V_VT(result
) = resvt
;
3529 hres
= VarDecMul(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
),
3530 &V_DECIMAL(result
));
3533 hres
= VarCyMul(V_CY(&lv
), V_CY(&rv
), &V_CY(result
));
3536 /* Overflow detection */
3537 r8res
= (double)V_I8(&lv
) * (double)V_I8(&rv
);
3538 if (r8res
> (double)I8_MAX
|| r8res
< (double)I8_MIN
) {
3539 V_VT(result
) = VT_R8
;
3540 V_R8(result
) = r8res
;
3543 V_I8(&tv
) = V_I8(&lv
) * V_I8(&rv
);
3546 /* FIXME: overflow detection */
3547 V_R8(&tv
) = V_R8(&lv
) * V_R8(&rv
);
3550 ERR("We shouldn't get here! tvt = %d!\n", tvt
);
3554 while ((hres
= VariantChangeType(result
, &tv
, 0, resvt
)) != S_OK
) {
3555 /* Overflow! Change to the vartype with the next higher priority.
3556 With one exception: I4 ==> R8 even if it would fit in I8 */
3560 resvt
= prio2vt
[coerce
[resvt
] + 1];
3563 hres
= VariantCopy(result
, &tv
);
3567 V_VT(result
) = VT_EMPTY
;
3568 V_I4(result
) = 0; /* No V_EMPTY */
3573 VariantClear(&tempLeft
);
3574 VariantClear(&tempRight
);
3575 TRACE("returning 0x%8x %s\n", hres
, debugstr_variant(result
));
3579 /**********************************************************************
3580 * VarDiv [OLEAUT32.143]
3582 * Divides one variant with another.
3585 * left [I] First variant
3586 * right [I] Second variant
3587 * result [O] Result variant
3591 * Failure: An HRESULT error code indicating the error.
3593 HRESULT WINAPI
VarDiv(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3595 HRESULT hres
= S_OK
;
3596 VARTYPE resvt
= VT_EMPTY
;
3597 VARTYPE leftvt
,rightvt
;
3598 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
3600 VARIANT tempLeft
, tempRight
;
3602 VariantInit(&tempLeft
);
3603 VariantInit(&tempRight
);
3607 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
3609 /* Handle VT_DISPATCH by storing and taking address of returned value */
3610 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3612 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3613 if (FAILED(hres
)) goto end
;
3616 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3618 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3619 if (FAILED(hres
)) goto end
;
3623 leftvt
= V_VT(left
)&VT_TYPEMASK
;
3624 rightvt
= V_VT(right
)&VT_TYPEMASK
;
3625 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
3626 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
3628 if (leftExtraFlags
!= rightExtraFlags
)
3630 hres
= DISP_E_BADVARTYPE
;
3633 ExtraFlags
= leftExtraFlags
;
3635 /* Native VarDiv always returns an error when using extra flags */
3636 if (ExtraFlags
!= 0)
3638 hres
= DISP_E_BADVARTYPE
;
3642 /* Determine return type */
3643 if (!(rightvt
== VT_EMPTY
))
3645 if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3647 V_VT(result
) = VT_NULL
;
3651 else if (leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
3653 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
||
3654 leftvt
== VT_CY
|| rightvt
== VT_CY
||
3655 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
3656 leftvt
== VT_I4
|| rightvt
== VT_I4
||
3657 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
||
3658 leftvt
== VT_I2
|| rightvt
== VT_I2
||
3659 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
3660 leftvt
== VT_R8
|| rightvt
== VT_R8
||
3661 leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
3663 if ((leftvt
== VT_UI1
&& rightvt
== VT_R4
) ||
3664 (leftvt
== VT_R4
&& rightvt
== VT_UI1
))
3666 else if ((leftvt
== VT_R4
&& (rightvt
== VT_BOOL
||
3667 rightvt
== VT_I2
)) || (rightvt
== VT_R4
&&
3668 (leftvt
== VT_BOOL
|| leftvt
== VT_I2
)))
3673 else if (leftvt
== VT_R4
|| rightvt
== VT_R4
)
3676 else if (leftvt
== VT_NULL
&& rightvt
== VT_EMPTY
)
3678 V_VT(result
) = VT_NULL
;
3684 hres
= DISP_E_BADVARTYPE
;
3688 /* coerce to the result type */
3689 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
3690 if (hres
!= S_OK
) goto end
;
3692 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
3693 if (hres
!= S_OK
) goto end
;
3696 V_VT(result
) = resvt
;
3700 if (V_R4(&lv
) == 0.0 && V_R4(&rv
) == 0.0)
3702 hres
= DISP_E_OVERFLOW
;
3703 V_VT(result
) = VT_EMPTY
;
3705 else if (V_R4(&rv
) == 0.0)
3707 hres
= DISP_E_DIVBYZERO
;
3708 V_VT(result
) = VT_EMPTY
;
3711 V_R4(result
) = V_R4(&lv
) / V_R4(&rv
);
3714 if (V_R8(&lv
) == 0.0 && V_R8(&rv
) == 0.0)
3716 hres
= DISP_E_OVERFLOW
;
3717 V_VT(result
) = VT_EMPTY
;
3719 else if (V_R8(&rv
) == 0.0)
3721 hres
= DISP_E_DIVBYZERO
;
3722 V_VT(result
) = VT_EMPTY
;
3725 V_R8(result
) = V_R8(&lv
) / V_R8(&rv
);
3728 hres
= VarDecDiv(&(V_DECIMAL(&lv
)), &(V_DECIMAL(&rv
)), &(V_DECIMAL(result
)));
3735 VariantClear(&tempLeft
);
3736 VariantClear(&tempRight
);
3737 TRACE("returning 0x%8x %s\n", hres
, debugstr_variant(result
));
3741 /**********************************************************************
3742 * VarSub [OLEAUT32.159]
3744 * Subtract two variants.
3747 * left [I] First variant
3748 * right [I] Second variant
3749 * result [O] Result variant
3753 * Failure: An HRESULT error code indicating the error.
3755 HRESULT WINAPI
VarSub(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3757 HRESULT hres
= S_OK
;
3758 VARTYPE resvt
= VT_EMPTY
;
3759 VARTYPE leftvt
,rightvt
;
3760 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
3762 VARIANT tempLeft
, tempRight
;
3766 VariantInit(&tempLeft
);
3767 VariantInit(&tempRight
);
3769 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
3771 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
&&
3772 (V_VT(left
)&(~VT_TYPEMASK
)) == 0 &&
3773 (V_VT(right
) & VT_TYPEMASK
) != VT_NULL
)
3775 if (NULL
== V_DISPATCH(left
)) {
3776 if ((V_VT(right
) & VT_TYPEMASK
) >= VT_INT_PTR
)
3777 hres
= DISP_E_BADVARTYPE
;
3778 else if ((V_VT(right
) & VT_TYPEMASK
) >= VT_UI8
&&
3779 (V_VT(right
) & VT_TYPEMASK
) < VT_RECORD
)
3780 hres
= DISP_E_BADVARTYPE
;
3781 else switch (V_VT(right
) & VT_TYPEMASK
)
3789 hres
= DISP_E_BADVARTYPE
;
3791 if (FAILED(hres
)) goto end
;
3793 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3794 if (FAILED(hres
)) goto end
;
3797 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
&&
3798 (V_VT(right
)&(~VT_TYPEMASK
)) == 0 &&
3799 (V_VT(left
) & VT_TYPEMASK
) != VT_NULL
)
3801 if (NULL
== V_DISPATCH(right
))
3803 if ((V_VT(left
) & VT_TYPEMASK
) >= VT_INT_PTR
)
3804 hres
= DISP_E_BADVARTYPE
;
3805 else if ((V_VT(left
) & VT_TYPEMASK
) >= VT_UI8
&&
3806 (V_VT(left
) & VT_TYPEMASK
) < VT_RECORD
)
3807 hres
= DISP_E_BADVARTYPE
;
3808 else switch (V_VT(left
) & VT_TYPEMASK
)
3816 hres
= DISP_E_BADVARTYPE
;
3818 if (FAILED(hres
)) goto end
;
3820 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3821 if (FAILED(hres
)) goto end
;
3825 leftvt
= V_VT(left
)&VT_TYPEMASK
;
3826 rightvt
= V_VT(right
)&VT_TYPEMASK
;
3827 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
3828 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
3830 if (leftExtraFlags
!= rightExtraFlags
)
3832 hres
= DISP_E_BADVARTYPE
;
3835 ExtraFlags
= leftExtraFlags
;
3837 /* determine return type and return code */
3838 /* All extra flags produce errors */
3839 if (ExtraFlags
== (VT_VECTOR
|VT_BYREF
|VT_RESERVED
) ||
3840 ExtraFlags
== (VT_VECTOR
|VT_RESERVED
) ||
3841 ExtraFlags
== (VT_VECTOR
|VT_BYREF
) ||
3842 ExtraFlags
== (VT_BYREF
|VT_RESERVED
) ||
3843 ExtraFlags
== VT_VECTOR
||
3844 ExtraFlags
== VT_BYREF
||
3845 ExtraFlags
== VT_RESERVED
)
3847 hres
= DISP_E_BADVARTYPE
;
3850 else if (ExtraFlags
>= VT_ARRAY
)
3852 hres
= DISP_E_TYPEMISMATCH
;
3855 /* Native VarSub cannot handle: VT_I1, VT_UI2, VT_UI4,
3856 VT_INT, VT_UINT and VT_UI8. Tested with WinXP */
3857 else if (leftvt
== VT_CLSID
|| rightvt
== VT_CLSID
||
3858 leftvt
== VT_VARIANT
|| rightvt
== VT_VARIANT
||
3859 leftvt
== VT_I1
|| rightvt
== VT_I1
||
3860 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
3861 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
3862 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
3863 leftvt
== VT_INT
|| rightvt
== VT_INT
||
3864 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
3865 leftvt
== VT_UNKNOWN
|| rightvt
== VT_UNKNOWN
||
3866 leftvt
== VT_RECORD
|| rightvt
== VT_RECORD
)
3868 if (leftvt
== VT_RECORD
&& rightvt
== VT_I8
)
3869 hres
= DISP_E_TYPEMISMATCH
;
3870 else if (leftvt
< VT_UI1
&& rightvt
== VT_RECORD
)
3871 hres
= DISP_E_TYPEMISMATCH
;
3872 else if (leftvt
>= VT_UI1
&& rightvt
== VT_RECORD
)
3873 hres
= DISP_E_TYPEMISMATCH
;
3874 else if (leftvt
== VT_RECORD
&& rightvt
<= VT_UI1
)
3875 hres
= DISP_E_TYPEMISMATCH
;
3876 else if (leftvt
== VT_RECORD
&& rightvt
> VT_UI1
)
3877 hres
= DISP_E_BADVARTYPE
;
3879 hres
= DISP_E_BADVARTYPE
;
3882 /* The following flags/types are invalid for left variant */
3883 else if (!((leftvt
<= VT_LPWSTR
|| leftvt
== VT_RECORD
||
3884 leftvt
== VT_CLSID
) && leftvt
!= (VARTYPE
)15 /* undefined vt */ &&
3885 (leftvt
< VT_VOID
|| leftvt
> VT_LPWSTR
)))
3887 hres
= DISP_E_BADVARTYPE
;
3890 /* The following flags/types are invalid for right variant */
3891 else if (!((rightvt
<= VT_LPWSTR
|| rightvt
== VT_RECORD
||
3892 rightvt
== VT_CLSID
) && rightvt
!= (VARTYPE
)15 /* undefined vt */ &&
3893 (rightvt
< VT_VOID
|| rightvt
> VT_LPWSTR
)))
3895 hres
= DISP_E_BADVARTYPE
;
3898 else if ((leftvt
== VT_NULL
&& rightvt
== VT_DISPATCH
) ||
3899 (leftvt
== VT_DISPATCH
&& rightvt
== VT_NULL
))
3901 else if (leftvt
== VT_DISPATCH
|| rightvt
== VT_DISPATCH
||
3902 leftvt
== VT_ERROR
|| rightvt
== VT_ERROR
)
3904 hres
= DISP_E_TYPEMISMATCH
;
3907 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3909 else if ((leftvt
== VT_EMPTY
&& rightvt
== VT_BSTR
) ||
3910 (leftvt
== VT_DATE
&& rightvt
== VT_DATE
) ||
3911 (leftvt
== VT_BSTR
&& rightvt
== VT_EMPTY
) ||
3912 (leftvt
== VT_BSTR
&& rightvt
== VT_BSTR
))
3914 else if (leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
3916 else if (leftvt
== VT_DATE
|| rightvt
== VT_DATE
)
3918 else if (leftvt
== VT_CY
|| rightvt
== VT_CY
)
3920 else if (leftvt
== VT_R8
|| rightvt
== VT_R8
)
3922 else if (leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
3924 else if (leftvt
== VT_R4
|| rightvt
== VT_R4
)
3926 if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
3927 leftvt
== VT_I8
|| rightvt
== VT_I8
)
3932 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
3934 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
)
3936 else if (leftvt
== VT_I2
|| rightvt
== VT_I2
||
3937 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
3938 (leftvt
== VT_EMPTY
&& rightvt
== VT_EMPTY
))
3940 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
3944 hres
= DISP_E_TYPEMISMATCH
;
3948 /* coerce to the result type */
3949 if (leftvt
== VT_BSTR
&& rightvt
== VT_DATE
)
3950 hres
= VariantChangeType(&lv
, left
, 0, VT_R8
);
3952 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
3953 if (hres
!= S_OK
) goto end
;
3954 if (leftvt
== VT_DATE
&& rightvt
== VT_BSTR
)
3955 hres
= VariantChangeType(&rv
, right
, 0, VT_R8
);
3957 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
3958 if (hres
!= S_OK
) goto end
;
3961 V_VT(result
) = resvt
;
3967 V_DATE(result
) = V_DATE(&lv
) - V_DATE(&rv
);
3970 hres
= VarCySub(V_CY(&lv
), V_CY(&rv
), &(V_CY(result
)));
3973 V_R4(result
) = V_R4(&lv
) - V_R4(&rv
);
3976 V_I8(result
) = V_I8(&lv
) - V_I8(&rv
);
3979 V_I4(result
) = V_I4(&lv
) - V_I4(&rv
);
3982 V_I2(result
) = V_I2(&lv
) - V_I2(&rv
);
3985 V_I1(result
) = V_I1(&lv
) - V_I1(&rv
);
3988 V_UI1(result
) = V_UI2(&lv
) - V_UI1(&rv
);
3991 V_R8(result
) = V_R8(&lv
) - V_R8(&rv
);
3994 hres
= VarDecSub(&(V_DECIMAL(&lv
)), &(V_DECIMAL(&rv
)), &(V_DECIMAL(result
)));
4001 VariantClear(&tempLeft
);
4002 VariantClear(&tempRight
);
4003 TRACE("returning 0x%8x %s\n", hres
, debugstr_variant(result
));
4008 /**********************************************************************
4009 * VarOr [OLEAUT32.157]
4011 * Perform a logical or (OR) operation on two variants.
4014 * pVarLeft [I] First variant
4015 * pVarRight [I] Variant to OR with pVarLeft
4016 * pVarOut [O] Destination for OR result
4019 * Success: S_OK. pVarOut contains the result of the operation with its type
4020 * taken from the table listed under VarXor().
4021 * Failure: An HRESULT error code indicating the error.
4024 * See the Notes section of VarXor() for further information.
4026 HRESULT WINAPI
VarOr(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
4029 VARIANT varLeft
, varRight
, varStr
;
4031 VARIANT tempLeft
, tempRight
;
4033 VariantInit(&tempLeft
);
4034 VariantInit(&tempRight
);
4035 VariantInit(&varLeft
);
4036 VariantInit(&varRight
);
4037 VariantInit(&varStr
);
4039 TRACE("(%s,%s,%p)\n", debugstr_variant(pVarLeft
), debugstr_variant(pVarRight
), pVarOut
);
4041 /* Handle VT_DISPATCH by storing and taking address of returned value */
4042 if ((V_VT(pVarLeft
) & VT_TYPEMASK
) == VT_DISPATCH
)
4044 hRet
= VARIANT_FetchDispatchValue(pVarLeft
, &tempLeft
);
4045 if (FAILED(hRet
)) goto VarOr_Exit
;
4046 pVarLeft
= &tempLeft
;
4048 if ((V_VT(pVarRight
) & VT_TYPEMASK
) == VT_DISPATCH
)
4050 hRet
= VARIANT_FetchDispatchValue(pVarRight
, &tempRight
);
4051 if (FAILED(hRet
)) goto VarOr_Exit
;
4052 pVarRight
= &tempRight
;
4055 if (V_EXTRA_TYPE(pVarLeft
) || V_EXTRA_TYPE(pVarRight
) ||
4056 V_VT(pVarLeft
) == VT_UNKNOWN
|| V_VT(pVarRight
) == VT_UNKNOWN
||
4057 V_VT(pVarLeft
) == VT_DISPATCH
|| V_VT(pVarRight
) == VT_DISPATCH
||
4058 V_VT(pVarLeft
) == VT_RECORD
|| V_VT(pVarRight
) == VT_RECORD
)
4060 hRet
= DISP_E_BADVARTYPE
;
4064 V_VT(&varLeft
) = V_VT(&varRight
) = V_VT(&varStr
) = VT_EMPTY
;
4066 if (V_VT(pVarLeft
) == VT_NULL
|| V_VT(pVarRight
) == VT_NULL
)
4068 /* NULL OR Zero is NULL, NULL OR value is value */
4069 if (V_VT(pVarLeft
) == VT_NULL
)
4070 pVarLeft
= pVarRight
; /* point to the non-NULL var */
4072 V_VT(pVarOut
) = VT_NULL
;
4075 switch (V_VT(pVarLeft
))
4077 case VT_DATE
: case VT_R8
:
4083 if (V_BOOL(pVarLeft
))
4084 *pVarOut
= *pVarLeft
;
4087 case VT_I2
: case VT_UI2
:
4098 if (V_UI1(pVarLeft
))
4099 *pVarOut
= *pVarLeft
;
4107 case VT_I4
: case VT_UI4
: case VT_INT
: case VT_UINT
:
4113 if (V_CY(pVarLeft
).int64
)
4117 case VT_I8
: case VT_UI8
:
4123 if (DEC_HI32(&V_DECIMAL(pVarLeft
)) || DEC_LO64(&V_DECIMAL(pVarLeft
)))
4131 if (!V_BSTR(pVarLeft
))
4133 hRet
= DISP_E_BADVARTYPE
;
4137 hRet
= VarBoolFromStr(V_BSTR(pVarLeft
), LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
4138 if (SUCCEEDED(hRet
) && b
)
4140 V_VT(pVarOut
) = VT_BOOL
;
4141 V_BOOL(pVarOut
) = b
;
4145 case VT_NULL
: case VT_EMPTY
:
4146 V_VT(pVarOut
) = VT_NULL
;
4150 hRet
= DISP_E_BADVARTYPE
;
4155 if (V_VT(pVarLeft
) == VT_EMPTY
|| V_VT(pVarRight
) == VT_EMPTY
)
4157 if (V_VT(pVarLeft
) == VT_EMPTY
)
4158 pVarLeft
= pVarRight
; /* point to the non-EMPTY var */
4161 /* Since one argument is empty (0), OR'ing it with the other simply
4162 * gives the others value (as 0|x => x). So just convert the other
4163 * argument to the required result type.
4165 switch (V_VT(pVarLeft
))
4168 if (!V_BSTR(pVarLeft
))
4170 hRet
= DISP_E_BADVARTYPE
;
4174 hRet
= VariantCopy(&varStr
, pVarLeft
);
4178 hRet
= VariantChangeType(pVarLeft
, pVarLeft
, 0, VT_BOOL
);
4181 /* Fall Through ... */
4182 case VT_EMPTY
: case VT_UI1
: case VT_BOOL
: case VT_I2
:
4183 V_VT(pVarOut
) = VT_I2
;
4185 case VT_DATE
: case VT_CY
: case VT_DECIMAL
: case VT_R4
: case VT_R8
:
4186 case VT_I1
: case VT_UI2
: case VT_I4
: case VT_UI4
:
4187 case VT_INT
: case VT_UINT
: case VT_UI8
:
4188 V_VT(pVarOut
) = VT_I4
;
4191 V_VT(pVarOut
) = VT_I8
;
4194 hRet
= DISP_E_BADVARTYPE
;
4197 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4200 pVarLeft
= &varLeft
;
4201 hRet
= VariantChangeType(pVarOut
, pVarLeft
, 0, V_VT(pVarOut
));
4205 if (V_VT(pVarLeft
) == VT_BOOL
&& V_VT(pVarRight
) == VT_BOOL
)
4207 V_VT(pVarOut
) = VT_BOOL
;
4208 V_BOOL(pVarOut
) = V_BOOL(pVarLeft
) | V_BOOL(pVarRight
);
4213 if (V_VT(pVarLeft
) == VT_UI1
&& V_VT(pVarRight
) == VT_UI1
)
4215 V_VT(pVarOut
) = VT_UI1
;
4216 V_UI1(pVarOut
) = V_UI1(pVarLeft
) | V_UI1(pVarRight
);
4221 if (V_VT(pVarLeft
) == VT_BSTR
)
4223 hRet
= VariantCopy(&varStr
, pVarLeft
);
4227 hRet
= VariantChangeType(pVarLeft
, pVarLeft
, 0, VT_BOOL
);
4232 if (V_VT(pVarLeft
) == VT_BOOL
&&
4233 (V_VT(pVarRight
) == VT_BOOL
|| V_VT(pVarRight
) == VT_BSTR
))
4237 else if ((V_VT(pVarLeft
) == VT_BOOL
|| V_VT(pVarLeft
) == VT_UI1
||
4238 V_VT(pVarLeft
) == VT_I2
|| V_VT(pVarLeft
) == VT_BSTR
) &&
4239 (V_VT(pVarRight
) == VT_BOOL
|| V_VT(pVarRight
) == VT_UI1
||
4240 V_VT(pVarRight
) == VT_I2
|| V_VT(pVarRight
) == VT_BSTR
))
4244 else if (V_VT(pVarLeft
) == VT_I8
|| V_VT(pVarRight
) == VT_I8
)
4246 if (V_VT(pVarLeft
) == VT_INT
|| V_VT(pVarRight
) == VT_INT
)
4248 hRet
= DISP_E_TYPEMISMATCH
;
4254 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4258 hRet
= VariantCopy(&varRight
, pVarRight
);
4262 if (vt
== VT_I4
&& V_VT(&varLeft
) == VT_UI4
)
4263 V_VT(&varLeft
) = VT_I4
; /* Don't overflow */
4268 if (V_VT(&varLeft
) == VT_BSTR
&&
4269 FAILED(VarR8FromStr(V_BSTR(&varLeft
), LOCALE_USER_DEFAULT
, 0, &d
)))
4270 hRet
= VariantChangeType(&varLeft
, &varLeft
, VARIANT_LOCALBOOL
, VT_BOOL
);
4271 if (SUCCEEDED(hRet
) && V_VT(&varLeft
) != vt
)
4272 hRet
= VariantChangeType(&varLeft
, &varLeft
, 0, vt
);
4277 if (vt
== VT_I4
&& V_VT(&varRight
) == VT_UI4
)
4278 V_VT(&varRight
) = VT_I4
; /* Don't overflow */
4283 if (V_VT(&varRight
) == VT_BSTR
&&
4284 FAILED(VarR8FromStr(V_BSTR(&varRight
), LOCALE_USER_DEFAULT
, 0, &d
)))
4285 hRet
= VariantChangeType(&varRight
, &varRight
, VARIANT_LOCALBOOL
, VT_BOOL
);
4286 if (SUCCEEDED(hRet
) && V_VT(&varRight
) != vt
)
4287 hRet
= VariantChangeType(&varRight
, &varRight
, 0, vt
);
4295 V_I8(pVarOut
) = V_I8(&varLeft
) | V_I8(&varRight
);
4297 else if (vt
== VT_I4
)
4299 V_I4(pVarOut
) = V_I4(&varLeft
) | V_I4(&varRight
);
4303 V_I2(pVarOut
) = V_I2(&varLeft
) | V_I2(&varRight
);
4307 VariantClear(&varStr
);
4308 VariantClear(&varLeft
);
4309 VariantClear(&varRight
);
4310 VariantClear(&tempLeft
);
4311 VariantClear(&tempRight
);
4315 /**********************************************************************
4316 * VarAbs [OLEAUT32.168]
4318 * Convert a variant to its absolute value.
4321 * pVarIn [I] Source variant
4322 * pVarOut [O] Destination for converted value
4325 * Success: S_OK. pVarOut contains the absolute value of pVarIn.
4326 * Failure: An HRESULT error code indicating the error.
4329 * - This function does not process by-reference variants.
4330 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4331 * according to the following table:
4332 *| Input Type Output Type
4333 *| ---------- -----------
4336 *| (All others) Unchanged
4338 HRESULT WINAPI
VarAbs(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4341 HRESULT hRet
= S_OK
;
4346 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4348 /* Handle VT_DISPATCH by storing and taking address of returned value */
4349 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4351 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4352 if (FAILED(hRet
)) goto VarAbs_Exit
;
4356 if (V_ISARRAY(pVarIn
) || V_VT(pVarIn
) == VT_UNKNOWN
||
4357 V_VT(pVarIn
) == VT_DISPATCH
|| V_VT(pVarIn
) == VT_RECORD
||
4358 V_VT(pVarIn
) == VT_ERROR
)
4360 hRet
= DISP_E_TYPEMISMATCH
;
4363 *pVarOut
= *pVarIn
; /* Shallow copy the value, and invert it if needed */
4365 #define ABS_CASE(typ,min) \
4366 case VT_##typ: if (V_##typ(pVarIn) == min) hRet = DISP_E_OVERFLOW; \
4367 else if (V_##typ(pVarIn) < 0) V_##typ(pVarOut) = -V_##typ(pVarIn); \
4370 switch (V_VT(pVarIn
))
4372 ABS_CASE(I1
,I1_MIN
);
4374 V_VT(pVarOut
) = VT_I2
;
4375 /* BOOL->I2, Fall through ... */
4376 ABS_CASE(I2
,I2_MIN
);
4378 ABS_CASE(I4
,I4_MIN
);
4379 ABS_CASE(I8
,I8_MIN
);
4380 ABS_CASE(R4
,R4_MIN
);
4382 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
4385 V_VT(pVarOut
) = VT_R8
;
4387 /* Fall through ... */
4389 ABS_CASE(R8
,R8_MIN
);
4391 hRet
= VarCyAbs(V_CY(pVarIn
), & V_CY(pVarOut
));
4394 DEC_SIGN(&V_DECIMAL(pVarOut
)) &= ~DECIMAL_NEG
;
4404 V_VT(pVarOut
) = VT_I2
;
4409 hRet
= DISP_E_BADVARTYPE
;
4413 VariantClear(&temp
);
4417 /**********************************************************************
4418 * VarFix [OLEAUT32.169]
4420 * Truncate a variants value to a whole number.
4423 * pVarIn [I] Source variant
4424 * pVarOut [O] Destination for converted value
4427 * Success: S_OK. pVarOut contains the converted value.
4428 * Failure: An HRESULT error code indicating the error.
4431 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4432 * according to the following table:
4433 *| Input Type Output Type
4434 *| ---------- -----------
4438 *| All Others Unchanged
4439 * - The difference between this function and VarInt() is that VarInt() rounds
4440 * negative numbers away from 0, while this function rounds them towards zero.
4442 HRESULT WINAPI
VarFix(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4444 HRESULT hRet
= S_OK
;
4449 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4451 /* Handle VT_DISPATCH by storing and taking address of returned value */
4452 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4454 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4455 if (FAILED(hRet
)) goto VarFix_Exit
;
4458 V_VT(pVarOut
) = V_VT(pVarIn
);
4460 switch (V_VT(pVarIn
))
4463 V_UI1(pVarOut
) = V_UI1(pVarIn
);
4466 V_VT(pVarOut
) = VT_I2
;
4469 V_I2(pVarOut
) = V_I2(pVarIn
);
4472 V_I4(pVarOut
) = V_I4(pVarIn
);
4475 V_I8(pVarOut
) = V_I8(pVarIn
);
4478 if (V_R4(pVarIn
) < 0.0f
)
4479 V_R4(pVarOut
) = (float)ceil(V_R4(pVarIn
));
4481 V_R4(pVarOut
) = (float)floor(V_R4(pVarIn
));
4484 V_VT(pVarOut
) = VT_R8
;
4485 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4490 if (V_R8(pVarIn
) < 0.0)
4491 V_R8(pVarOut
) = ceil(V_R8(pVarIn
));
4493 V_R8(pVarOut
) = floor(V_R8(pVarIn
));
4496 hRet
= VarCyFix(V_CY(pVarIn
), &V_CY(pVarOut
));
4499 hRet
= VarDecFix(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4502 V_VT(pVarOut
) = VT_I2
;
4509 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
4510 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
4511 hRet
= DISP_E_BADVARTYPE
;
4513 hRet
= DISP_E_TYPEMISMATCH
;
4517 V_VT(pVarOut
) = VT_EMPTY
;
4518 VariantClear(&temp
);
4523 /**********************************************************************
4524 * VarInt [OLEAUT32.172]
4526 * Truncate a variants value to a whole number.
4529 * pVarIn [I] Source variant
4530 * pVarOut [O] Destination for converted value
4533 * Success: S_OK. pVarOut contains the converted value.
4534 * Failure: An HRESULT error code indicating the error.
4537 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4538 * according to the following table:
4539 *| Input Type Output Type
4540 *| ---------- -----------
4544 *| All Others Unchanged
4545 * - The difference between this function and VarFix() is that VarFix() rounds
4546 * negative numbers towards 0, while this function rounds them away from zero.
4548 HRESULT WINAPI
VarInt(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4550 HRESULT hRet
= S_OK
;
4555 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4557 /* Handle VT_DISPATCH by storing and taking address of returned value */
4558 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4560 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4561 if (FAILED(hRet
)) goto VarInt_Exit
;
4564 V_VT(pVarOut
) = V_VT(pVarIn
);
4566 switch (V_VT(pVarIn
))
4569 V_R4(pVarOut
) = (float)floor(V_R4(pVarIn
));
4572 V_VT(pVarOut
) = VT_R8
;
4573 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4578 V_R8(pVarOut
) = floor(V_R8(pVarIn
));
4581 hRet
= VarCyInt(V_CY(pVarIn
), &V_CY(pVarOut
));
4584 hRet
= VarDecInt(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4587 hRet
= VarFix(pVarIn
, pVarOut
);
4590 VariantClear(&temp
);
4595 /**********************************************************************
4596 * VarXor [OLEAUT32.167]
4598 * Perform a logical exclusive-or (XOR) operation on two variants.
4601 * pVarLeft [I] First variant
4602 * pVarRight [I] Variant to XOR with pVarLeft
4603 * pVarOut [O] Destination for XOR result
4606 * Success: S_OK. pVarOut contains the result of the operation with its type
4607 * taken from the table below).
4608 * Failure: An HRESULT error code indicating the error.
4611 * - Neither pVarLeft or pVarRight are modified by this function.
4612 * - This function does not process by-reference variants.
4613 * - Input types of VT_BSTR may be numeric strings or boolean text.
4614 * - The type of result stored in pVarOut depends on the types of pVarLeft
4615 * and pVarRight, and will be one of VT_UI1, VT_I2, VT_I4, VT_I8, VT_BOOL,
4616 * or VT_NULL if the function succeeds.
4617 * - Type promotion is inconsistent and as a result certain combinations of
4618 * values will return DISP_E_OVERFLOW even when they could be represented.
4619 * This matches the behaviour of native oleaut32.
4621 HRESULT WINAPI
VarXor(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
4624 VARIANT varLeft
, varRight
;
4625 VARIANT tempLeft
, tempRight
;
4629 TRACE("(%s,%s,%p)\n", debugstr_variant(pVarLeft
), debugstr_variant(pVarRight
), pVarOut
);
4631 if (V_EXTRA_TYPE(pVarLeft
) || V_EXTRA_TYPE(pVarRight
) ||
4632 V_VT(pVarLeft
) > VT_UINT
|| V_VT(pVarRight
) > VT_UINT
||
4633 V_VT(pVarLeft
) == VT_VARIANT
|| V_VT(pVarRight
) == VT_VARIANT
||
4634 V_VT(pVarLeft
) == VT_UNKNOWN
|| V_VT(pVarRight
) == VT_UNKNOWN
||
4635 V_VT(pVarLeft
) == (VARTYPE
)15 || V_VT(pVarRight
) == (VARTYPE
)15 ||
4636 V_VT(pVarLeft
) == VT_ERROR
|| V_VT(pVarRight
) == VT_ERROR
)
4637 return DISP_E_BADVARTYPE
;
4639 if (V_VT(pVarLeft
) == VT_NULL
|| V_VT(pVarRight
) == VT_NULL
)
4641 /* NULL XOR anything valid is NULL */
4642 V_VT(pVarOut
) = VT_NULL
;
4646 VariantInit(&tempLeft
);
4647 VariantInit(&tempRight
);
4649 /* Handle VT_DISPATCH by storing and taking address of returned value */
4650 if ((V_VT(pVarLeft
) & VT_TYPEMASK
) == VT_DISPATCH
)
4652 hRet
= VARIANT_FetchDispatchValue(pVarLeft
, &tempLeft
);
4653 if (FAILED(hRet
)) goto VarXor_Exit
;
4654 pVarLeft
= &tempLeft
;
4656 if ((V_VT(pVarRight
) & VT_TYPEMASK
) == VT_DISPATCH
)
4658 hRet
= VARIANT_FetchDispatchValue(pVarRight
, &tempRight
);
4659 if (FAILED(hRet
)) goto VarXor_Exit
;
4660 pVarRight
= &tempRight
;
4663 /* Copy our inputs so we don't disturb anything */
4664 V_VT(&varLeft
) = V_VT(&varRight
) = VT_EMPTY
;
4666 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4670 hRet
= VariantCopy(&varRight
, pVarRight
);
4674 /* Try any strings first as numbers, then as VT_BOOL */
4675 if (V_VT(&varLeft
) == VT_BSTR
)
4677 hRet
= VarR8FromStr(V_BSTR(&varLeft
), LOCALE_USER_DEFAULT
, 0, &d
);
4678 hRet
= VariantChangeType(&varLeft
, &varLeft
, VARIANT_LOCALBOOL
,
4679 FAILED(hRet
) ? VT_BOOL
: VT_I4
);
4684 if (V_VT(&varRight
) == VT_BSTR
)
4686 hRet
= VarR8FromStr(V_BSTR(&varRight
), LOCALE_USER_DEFAULT
, 0, &d
);
4687 hRet
= VariantChangeType(&varRight
, &varRight
, VARIANT_LOCALBOOL
,
4688 FAILED(hRet
) ? VT_BOOL
: VT_I4
);
4693 /* Determine the result type */
4694 if (V_VT(&varLeft
) == VT_I8
|| V_VT(&varRight
) == VT_I8
)
4696 if (V_VT(pVarLeft
) == VT_INT
|| V_VT(pVarRight
) == VT_INT
)
4698 hRet
= DISP_E_TYPEMISMATCH
;
4705 switch ((V_VT(&varLeft
) << 16) | V_VT(&varRight
))
4707 case (VT_BOOL
<< 16) | VT_BOOL
:
4710 case (VT_UI1
<< 16) | VT_UI1
:
4713 case (VT_EMPTY
<< 16) | VT_EMPTY
:
4714 case (VT_EMPTY
<< 16) | VT_UI1
:
4715 case (VT_EMPTY
<< 16) | VT_I2
:
4716 case (VT_EMPTY
<< 16) | VT_BOOL
:
4717 case (VT_UI1
<< 16) | VT_EMPTY
:
4718 case (VT_UI1
<< 16) | VT_I2
:
4719 case (VT_UI1
<< 16) | VT_BOOL
:
4720 case (VT_I2
<< 16) | VT_EMPTY
:
4721 case (VT_I2
<< 16) | VT_UI1
:
4722 case (VT_I2
<< 16) | VT_I2
:
4723 case (VT_I2
<< 16) | VT_BOOL
:
4724 case (VT_BOOL
<< 16) | VT_EMPTY
:
4725 case (VT_BOOL
<< 16) | VT_UI1
:
4726 case (VT_BOOL
<< 16) | VT_I2
:
4735 /* VT_UI4 does not overflow */
4738 if (V_VT(&varLeft
) == VT_UI4
)
4739 V_VT(&varLeft
) = VT_I4
;
4740 if (V_VT(&varRight
) == VT_UI4
)
4741 V_VT(&varRight
) = VT_I4
;
4744 /* Convert our input copies to the result type */
4745 if (V_VT(&varLeft
) != vt
)
4746 hRet
= VariantChangeType(&varLeft
, &varLeft
, 0, vt
);
4750 if (V_VT(&varRight
) != vt
)
4751 hRet
= VariantChangeType(&varRight
, &varRight
, 0, vt
);
4757 /* Calculate the result */
4761 V_I8(pVarOut
) = V_I8(&varLeft
) ^ V_I8(&varRight
);
4764 V_I4(pVarOut
) = V_I4(&varLeft
) ^ V_I4(&varRight
);
4768 V_I2(pVarOut
) = V_I2(&varLeft
) ^ V_I2(&varRight
);
4771 V_UI1(pVarOut
) = V_UI1(&varLeft
) ^ V_UI1(&varRight
);
4776 VariantClear(&varLeft
);
4777 VariantClear(&varRight
);
4778 VariantClear(&tempLeft
);
4779 VariantClear(&tempRight
);
4783 /**********************************************************************
4784 * VarEqv [OLEAUT32.172]
4786 * Determine if two variants contain the same value.
4789 * pVarLeft [I] First variant to compare
4790 * pVarRight [I] Variant to compare to pVarLeft
4791 * pVarOut [O] Destination for comparison result
4794 * Success: S_OK. pVarOut contains the result of the comparison (VARIANT_TRUE
4795 * if equivalent or non-zero otherwise.
4796 * Failure: An HRESULT error code indicating the error.
4799 * - This function simply calls VarXor() on pVarLeft and pVarRight and inverts
4802 HRESULT WINAPI
VarEqv(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
4806 TRACE("(%s,%s,%p)\n", debugstr_variant(pVarLeft
), debugstr_variant(pVarRight
), pVarOut
);
4808 hRet
= VarXor(pVarLeft
, pVarRight
, pVarOut
);
4809 if (SUCCEEDED(hRet
))
4811 if (V_VT(pVarOut
) == VT_I8
)
4812 V_I8(pVarOut
) = ~V_I8(pVarOut
);
4814 V_UI4(pVarOut
) = ~V_UI4(pVarOut
);
4819 /**********************************************************************
4820 * VarNeg [OLEAUT32.173]
4822 * Negate the value of a variant.
4825 * pVarIn [I] Source variant
4826 * pVarOut [O] Destination for converted value
4829 * Success: S_OK. pVarOut contains the converted value.
4830 * Failure: An HRESULT error code indicating the error.
4833 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4834 * according to the following table:
4835 *| Input Type Output Type
4836 *| ---------- -----------
4841 *| All Others Unchanged (unless promoted)
4842 * - Where the negated value of a variant does not fit in its base type, the type
4843 * is promoted according to the following table:
4844 *| Input Type Promoted To
4845 *| ---------- -----------
4849 * - The native version of this function returns DISP_E_BADVARTYPE for valid
4850 * variant types that cannot be negated, and returns DISP_E_TYPEMISMATCH
4851 * for types which are not valid. Since this is in contravention of the
4852 * meaning of those error codes and unlikely to be relied on by applications,
4853 * this implementation returns errors consistent with the other high level
4854 * variant math functions.
4856 HRESULT WINAPI
VarNeg(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4858 HRESULT hRet
= S_OK
;
4863 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4865 /* Handle VT_DISPATCH by storing and taking address of returned value */
4866 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4868 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4869 if (FAILED(hRet
)) goto VarNeg_Exit
;
4872 V_VT(pVarOut
) = V_VT(pVarIn
);
4874 switch (V_VT(pVarIn
))
4877 V_VT(pVarOut
) = VT_I2
;
4878 V_I2(pVarOut
) = -V_UI1(pVarIn
);
4881 V_VT(pVarOut
) = VT_I2
;
4884 if (V_I2(pVarIn
) == I2_MIN
)
4886 V_VT(pVarOut
) = VT_I4
;
4887 V_I4(pVarOut
) = -(int)V_I2(pVarIn
);
4890 V_I2(pVarOut
) = -V_I2(pVarIn
);
4893 if (V_I4(pVarIn
) == I4_MIN
)
4895 V_VT(pVarOut
) = VT_R8
;
4896 V_R8(pVarOut
) = -(double)V_I4(pVarIn
);
4899 V_I4(pVarOut
) = -V_I4(pVarIn
);
4902 if (V_I8(pVarIn
) == I8_MIN
)
4904 V_VT(pVarOut
) = VT_R8
;
4905 hRet
= VarR8FromI8(V_I8(pVarIn
), &V_R8(pVarOut
));
4906 V_R8(pVarOut
) *= -1.0;
4909 V_I8(pVarOut
) = -V_I8(pVarIn
);
4912 V_R4(pVarOut
) = -V_R4(pVarIn
);
4916 V_R8(pVarOut
) = -V_R8(pVarIn
);
4919 hRet
= VarCyNeg(V_CY(pVarIn
), &V_CY(pVarOut
));
4922 hRet
= VarDecNeg(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4925 V_VT(pVarOut
) = VT_R8
;
4926 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4927 V_R8(pVarOut
) = -V_R8(pVarOut
);
4930 V_VT(pVarOut
) = VT_I2
;
4937 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
4938 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
4939 hRet
= DISP_E_BADVARTYPE
;
4941 hRet
= DISP_E_TYPEMISMATCH
;
4945 V_VT(pVarOut
) = VT_EMPTY
;
4946 VariantClear(&temp
);
4951 /**********************************************************************
4952 * VarNot [OLEAUT32.174]
4954 * Perform a not operation on a variant.
4957 * pVarIn [I] Source variant
4958 * pVarOut [O] Destination for converted value
4961 * Success: S_OK. pVarOut contains the converted value.
4962 * Failure: An HRESULT error code indicating the error.
4965 * - Strictly speaking, this function performs a bitwise ones complement
4966 * on the variants value (after possibly converting to VT_I4, see below).
4967 * This only behaves like a boolean not operation if the value in
4968 * pVarIn is either VARIANT_TRUE or VARIANT_FALSE and the type is signed.
4969 * - To perform a genuine not operation, convert the variant to a VT_BOOL
4970 * before calling this function.
4971 * - This function does not process by-reference variants.
4972 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4973 * according to the following table:
4974 *| Input Type Output Type
4975 *| ---------- -----------
4982 *| (All others) Unchanged
4984 HRESULT WINAPI
VarNot(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4987 HRESULT hRet
= S_OK
;
4992 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4994 /* Handle VT_DISPATCH by storing and taking address of returned value */
4995 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4997 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4998 if (FAILED(hRet
)) goto VarNot_Exit
;
5002 if (V_VT(pVarIn
) == VT_BSTR
)
5004 V_VT(&varIn
) = VT_R8
;
5005 hRet
= VarR8FromStr( V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
) );
5008 V_VT(&varIn
) = VT_BOOL
;
5009 hRet
= VarBoolFromStr( V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &V_BOOL(&varIn
) );
5011 if (FAILED(hRet
)) goto VarNot_Exit
;
5015 V_VT(pVarOut
) = V_VT(pVarIn
);
5017 switch (V_VT(pVarIn
))
5020 V_I4(pVarOut
) = ~V_I1(pVarIn
);
5021 V_VT(pVarOut
) = VT_I4
;
5023 case VT_UI1
: V_UI1(pVarOut
) = ~V_UI1(pVarIn
); break;
5025 case VT_I2
: V_I2(pVarOut
) = ~V_I2(pVarIn
); break;
5027 V_I4(pVarOut
) = ~V_UI2(pVarIn
);
5028 V_VT(pVarOut
) = VT_I4
;
5031 hRet
= VarI4FromDec(&V_DECIMAL(pVarIn
), &V_I4(&varIn
));
5035 /* Fall through ... */
5037 V_VT(pVarOut
) = VT_I4
;
5038 /* Fall through ... */
5039 case VT_I4
: V_I4(pVarOut
) = ~V_I4(pVarIn
); break;
5042 V_I4(pVarOut
) = ~V_UI4(pVarIn
);
5043 V_VT(pVarOut
) = VT_I4
;
5045 case VT_I8
: V_I8(pVarOut
) = ~V_I8(pVarIn
); break;
5047 V_I4(pVarOut
) = ~V_UI8(pVarIn
);
5048 V_VT(pVarOut
) = VT_I4
;
5051 hRet
= VarI4FromR4(V_R4(pVarIn
), &V_I4(pVarOut
));
5052 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5053 V_VT(pVarOut
) = VT_I4
;
5057 hRet
= VarI4FromR8(V_R8(pVarIn
), &V_I4(pVarOut
));
5058 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5059 V_VT(pVarOut
) = VT_I4
;
5062 hRet
= VarI4FromCy(V_CY(pVarIn
), &V_I4(pVarOut
));
5063 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5064 V_VT(pVarOut
) = VT_I4
;
5068 V_VT(pVarOut
) = VT_I2
;
5074 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
5075 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
5076 hRet
= DISP_E_BADVARTYPE
;
5078 hRet
= DISP_E_TYPEMISMATCH
;
5082 V_VT(pVarOut
) = VT_EMPTY
;
5083 VariantClear(&temp
);
5088 /**********************************************************************
5089 * VarRound [OLEAUT32.175]
5091 * Perform a round operation on a variant.
5094 * pVarIn [I] Source variant
5095 * deci [I] Number of decimals to round to
5096 * pVarOut [O] Destination for converted value
5099 * Success: S_OK. pVarOut contains the converted value.
5100 * Failure: An HRESULT error code indicating the error.
5103 * - Floating point values are rounded to the desired number of decimals.
5104 * - Some integer types are just copied to the return variable.
5105 * - Some other integer types are not handled and fail.
5107 HRESULT WINAPI
VarRound(LPVARIANT pVarIn
, int deci
, LPVARIANT pVarOut
)
5110 HRESULT hRet
= S_OK
;
5116 TRACE("(%s,%d)\n", debugstr_variant(pVarIn
), deci
);
5118 /* Handle VT_DISPATCH by storing and taking address of returned value */
5119 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
5121 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
5122 if (FAILED(hRet
)) goto VarRound_Exit
;
5126 switch (V_VT(pVarIn
))
5128 /* cases that fail on windows */
5133 hRet
= DISP_E_BADVARTYPE
;
5136 /* cases just copying in to out */
5138 V_VT(pVarOut
) = V_VT(pVarIn
);
5139 V_UI1(pVarOut
) = V_UI1(pVarIn
);
5142 V_VT(pVarOut
) = V_VT(pVarIn
);
5143 V_I2(pVarOut
) = V_I2(pVarIn
);
5146 V_VT(pVarOut
) = V_VT(pVarIn
);
5147 V_I4(pVarOut
) = V_I4(pVarIn
);
5150 V_VT(pVarOut
) = V_VT(pVarIn
);
5151 /* value unchanged */
5154 /* cases that change type */
5156 V_VT(pVarOut
) = VT_I2
;
5160 V_VT(pVarOut
) = VT_I2
;
5161 V_I2(pVarOut
) = V_BOOL(pVarIn
);
5164 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
5169 /* Fall through ... */
5171 /* cases we need to do math */
5173 if (V_R8(pVarIn
)>0) {
5174 V_R8(pVarOut
)=floor(V_R8(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5176 V_R8(pVarOut
)=ceil(V_R8(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5178 V_VT(pVarOut
) = V_VT(pVarIn
);
5181 if (V_R4(pVarIn
)>0) {
5182 V_R4(pVarOut
)=floor(V_R4(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5184 V_R4(pVarOut
)=ceil(V_R4(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5186 V_VT(pVarOut
) = V_VT(pVarIn
);
5189 if (V_DATE(pVarIn
)>0) {
5190 V_DATE(pVarOut
)=floor(V_DATE(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5192 V_DATE(pVarOut
)=ceil(V_DATE(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5194 V_VT(pVarOut
) = V_VT(pVarIn
);
5200 factor
=pow(10, 4-deci
);
5202 if (V_CY(pVarIn
).int64
>0) {
5203 V_CY(pVarOut
).int64
=floor(V_CY(pVarIn
).int64
/factor
)*factor
;
5205 V_CY(pVarOut
).int64
=ceil(V_CY(pVarIn
).int64
/factor
)*factor
;
5207 V_VT(pVarOut
) = V_VT(pVarIn
);
5210 /* cases we don't know yet */
5212 FIXME("unimplemented part, V_VT(pVarIn) == 0x%X, deci == %d\n",
5213 V_VT(pVarIn
) & VT_TYPEMASK
, deci
);
5214 hRet
= DISP_E_BADVARTYPE
;
5218 V_VT(pVarOut
) = VT_EMPTY
;
5219 VariantClear(&temp
);
5221 TRACE("returning 0x%08x %s\n", hRet
, debugstr_variant(pVarOut
));
5225 /**********************************************************************
5226 * VarIdiv [OLEAUT32.153]
5228 * Converts input variants to integers and divides them.
5231 * left [I] Left hand variant
5232 * right [I] Right hand variant
5233 * result [O] Destination for quotient
5236 * Success: S_OK. result contains the quotient.
5237 * Failure: An HRESULT error code indicating the error.
5240 * If either expression is null, null is returned, as per MSDN
5242 HRESULT WINAPI
VarIdiv(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5244 HRESULT hres
= S_OK
;
5245 VARTYPE resvt
= VT_EMPTY
;
5246 VARTYPE leftvt
,rightvt
;
5247 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5249 VARIANT tempLeft
, tempRight
;
5251 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
5255 VariantInit(&tempLeft
);
5256 VariantInit(&tempRight
);
5258 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5259 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5260 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5261 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5263 if (leftExtraFlags
!= rightExtraFlags
)
5265 hres
= DISP_E_BADVARTYPE
;
5268 ExtraFlags
= leftExtraFlags
;
5270 /* Native VarIdiv always returns an error when using extra
5271 * flags or if the variant combination is I8 and INT.
5273 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
5274 (leftvt
== VT_INT
&& rightvt
== VT_I8
) ||
5275 (rightvt
== VT_EMPTY
&& leftvt
!= VT_NULL
) ||
5278 hres
= DISP_E_BADVARTYPE
;
5282 /* Determine variant type */
5283 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
5285 V_VT(result
) = VT_NULL
;
5289 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
5291 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
5292 leftvt
== VT_INT
|| rightvt
== VT_INT
||
5293 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
5294 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
5295 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
5296 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
5297 leftvt
== VT_I1
|| rightvt
== VT_I1
||
5298 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
||
5299 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
5300 leftvt
== VT_CY
|| rightvt
== VT_CY
||
5301 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
||
5302 leftvt
== VT_R8
|| rightvt
== VT_R8
||
5303 leftvt
== VT_R4
|| rightvt
== VT_R4
)
5305 else if (leftvt
== VT_I2
|| rightvt
== VT_I2
||
5306 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
5309 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
5313 hres
= DISP_E_BADVARTYPE
;
5317 /* coerce to the result type */
5318 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
5319 if (hres
!= S_OK
) goto end
;
5320 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
5321 if (hres
!= S_OK
) goto end
;
5324 V_VT(result
) = resvt
;
5328 if (V_UI1(&rv
) == 0)
5330 hres
= DISP_E_DIVBYZERO
;
5331 V_VT(result
) = VT_EMPTY
;
5334 V_UI1(result
) = V_UI1(&lv
) / V_UI1(&rv
);
5339 hres
= DISP_E_DIVBYZERO
;
5340 V_VT(result
) = VT_EMPTY
;
5343 V_I2(result
) = V_I2(&lv
) / V_I2(&rv
);
5348 hres
= DISP_E_DIVBYZERO
;
5349 V_VT(result
) = VT_EMPTY
;
5352 V_I4(result
) = V_I4(&lv
) / V_I4(&rv
);
5357 hres
= DISP_E_DIVBYZERO
;
5358 V_VT(result
) = VT_EMPTY
;
5361 V_I8(result
) = V_I8(&lv
) / V_I8(&rv
);
5364 FIXME("Couldn't integer divide variant types %d,%d\n",
5371 VariantClear(&tempLeft
);
5372 VariantClear(&tempRight
);
5378 /**********************************************************************
5379 * VarMod [OLEAUT32.155]
5381 * Perform the modulus operation of the right hand variant on the left
5384 * left [I] Left hand variant
5385 * right [I] Right hand variant
5386 * result [O] Destination for converted value
5389 * Success: S_OK. result contains the remainder.
5390 * Failure: An HRESULT error code indicating the error.
5393 * If an error occurs the type of result will be modified but the value will not be.
5394 * Doesn't support arrays or any special flags yet.
5396 HRESULT WINAPI
VarMod(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5399 HRESULT rc
= E_FAIL
;
5402 VARIANT tempLeft
, tempRight
;
5404 VariantInit(&tempLeft
);
5405 VariantInit(&tempRight
);
5409 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
5411 /* Handle VT_DISPATCH by storing and taking address of returned value */
5412 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5414 rc
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5415 if (FAILED(rc
)) goto end
;
5418 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5420 rc
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5421 if (FAILED(rc
)) goto end
;
5425 /* check for invalid inputs */
5427 switch (V_VT(left
) & VT_TYPEMASK
) {
5449 V_VT(result
) = VT_EMPTY
;
5450 rc
= DISP_E_TYPEMISMATCH
;
5453 rc
= DISP_E_TYPEMISMATCH
;
5456 V_VT(result
) = VT_EMPTY
;
5457 rc
= DISP_E_TYPEMISMATCH
;
5462 V_VT(result
) = VT_EMPTY
;
5463 rc
= DISP_E_BADVARTYPE
;
5468 switch (V_VT(right
) & VT_TYPEMASK
) {
5474 if((V_VT(left
) == VT_INT
) && (V_VT(right
) == VT_I8
))
5476 V_VT(result
) = VT_EMPTY
;
5477 rc
= DISP_E_TYPEMISMATCH
;
5481 if((V_VT(right
) == VT_INT
) && (V_VT(left
) == VT_I8
))
5483 V_VT(result
) = VT_EMPTY
;
5484 rc
= DISP_E_TYPEMISMATCH
;
5495 if(V_VT(left
) == VT_EMPTY
)
5497 V_VT(result
) = VT_I4
;
5504 if(V_VT(left
) == VT_ERROR
)
5506 V_VT(result
) = VT_EMPTY
;
5507 rc
= DISP_E_TYPEMISMATCH
;
5511 if(V_VT(left
) == VT_NULL
)
5513 V_VT(result
) = VT_NULL
;
5520 V_VT(result
) = VT_EMPTY
;
5521 rc
= DISP_E_BADVARTYPE
;
5524 if(V_VT(left
) == VT_VOID
)
5526 V_VT(result
) = VT_EMPTY
;
5527 rc
= DISP_E_BADVARTYPE
;
5528 } else if((V_VT(left
) == VT_NULL
) || (V_VT(left
) == VT_EMPTY
) || (V_VT(left
) == VT_ERROR
) ||
5531 V_VT(result
) = VT_NULL
;
5535 V_VT(result
) = VT_NULL
;
5536 rc
= DISP_E_BADVARTYPE
;
5541 V_VT(result
) = VT_EMPTY
;
5542 rc
= DISP_E_TYPEMISMATCH
;
5545 rc
= DISP_E_TYPEMISMATCH
;
5548 if((V_VT(left
) == 15) || ((V_VT(left
) >= 24) && (V_VT(left
) <= 35)) || !lOk
)
5550 V_VT(result
) = VT_EMPTY
;
5551 rc
= DISP_E_BADVARTYPE
;
5554 V_VT(result
) = VT_EMPTY
;
5555 rc
= DISP_E_TYPEMISMATCH
;
5559 V_VT(result
) = VT_EMPTY
;
5560 rc
= DISP_E_BADVARTYPE
;
5564 /* determine the result type */
5565 if((V_VT(left
) == VT_I8
) || (V_VT(right
) == VT_I8
)) resT
= VT_I8
;
5566 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5567 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_UI1
)) resT
= VT_UI1
;
5568 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5569 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5570 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_UI1
)) resT
= VT_I2
;
5571 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5572 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5573 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_UI1
)) resT
= VT_I2
;
5574 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5575 else resT
= VT_I4
; /* most outputs are I4 */
5577 /* convert to I8 for the modulo */
5578 rc
= VariantChangeType(&lv
, left
, 0, VT_I8
);
5581 FIXME("Could not convert left type %d to %d? rc == 0x%X\n", V_VT(left
), VT_I8
, rc
);
5585 rc
= VariantChangeType(&rv
, right
, 0, VT_I8
);
5588 FIXME("Could not convert right type %d to %d? rc == 0x%X\n", V_VT(right
), VT_I8
, rc
);
5592 /* if right is zero set VT_EMPTY and return divide by zero */
5595 V_VT(result
) = VT_EMPTY
;
5596 rc
= DISP_E_DIVBYZERO
;
5600 /* perform the modulo operation */
5601 V_VT(result
) = VT_I8
;
5602 V_I8(result
) = V_I8(&lv
) % V_I8(&rv
);
5604 TRACE("V_I8(left) == %s, V_I8(right) == %s, V_I8(result) == %s\n",
5605 wine_dbgstr_longlong(V_I8(&lv
)), wine_dbgstr_longlong(V_I8(&rv
)),
5606 wine_dbgstr_longlong(V_I8(result
)));
5608 /* convert left and right to the destination type */
5609 rc
= VariantChangeType(result
, result
, 0, resT
);
5612 FIXME("Could not convert 0x%x to %d?\n", V_VT(result
), resT
);
5613 /* fall to end of function */
5619 VariantClear(&tempLeft
);
5620 VariantClear(&tempRight
);
5624 /**********************************************************************
5625 * VarPow [OLEAUT32.158]
5627 * Computes the power of one variant to another variant.
5630 * left [I] First variant
5631 * right [I] Second variant
5632 * result [O] Result variant
5636 * Failure: An HRESULT error code indicating the error.
5638 HRESULT WINAPI
VarPow(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5642 VARTYPE resvt
= VT_EMPTY
;
5643 VARTYPE leftvt
,rightvt
;
5644 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5645 VARIANT tempLeft
, tempRight
;
5647 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
5651 VariantInit(&tempLeft
);
5652 VariantInit(&tempRight
);
5654 /* Handle VT_DISPATCH by storing and taking address of returned value */
5655 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5657 hr
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5658 if (FAILED(hr
)) goto end
;
5661 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5663 hr
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5664 if (FAILED(hr
)) goto end
;
5668 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5669 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5670 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5671 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5673 if (leftExtraFlags
!= rightExtraFlags
)
5675 hr
= DISP_E_BADVARTYPE
;
5678 ExtraFlags
= leftExtraFlags
;
5680 /* Native VarPow always returns an error when using extra flags */
5681 if (ExtraFlags
!= 0)
5683 hr
= DISP_E_BADVARTYPE
;
5687 /* Determine return type */
5688 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
) {
5689 V_VT(result
) = VT_NULL
;
5693 else if ((leftvt
== VT_EMPTY
|| leftvt
== VT_I2
||
5694 leftvt
== VT_I4
|| leftvt
== VT_R4
||
5695 leftvt
== VT_R8
|| leftvt
== VT_CY
||
5696 leftvt
== VT_DATE
|| leftvt
== VT_BSTR
||
5697 leftvt
== VT_BOOL
|| leftvt
== VT_DECIMAL
||
5698 (leftvt
>= VT_I1
&& leftvt
<= VT_UINT
)) &&
5699 (rightvt
== VT_EMPTY
|| rightvt
== VT_I2
||
5700 rightvt
== VT_I4
|| rightvt
== VT_R4
||
5701 rightvt
== VT_R8
|| rightvt
== VT_CY
||
5702 rightvt
== VT_DATE
|| rightvt
== VT_BSTR
||
5703 rightvt
== VT_BOOL
|| rightvt
== VT_DECIMAL
||
5704 (rightvt
>= VT_I1
&& rightvt
<= VT_UINT
)))
5708 hr
= DISP_E_BADVARTYPE
;
5712 hr
= VariantChangeType(&dl
,left
,0,resvt
);
5714 ERR("Could not change passed left argument to VT_R8, handle it differently.\n");
5719 hr
= VariantChangeType(&dr
,right
,0,resvt
);
5721 ERR("Could not change passed right argument to VT_R8, handle it differently.\n");
5726 V_VT(result
) = VT_R8
;
5727 V_R8(result
) = pow(V_R8(&dl
),V_R8(&dr
));
5732 VariantClear(&tempLeft
);
5733 VariantClear(&tempRight
);
5738 /**********************************************************************
5739 * VarImp [OLEAUT32.154]
5741 * Bitwise implication of two variants.
5744 * left [I] First variant
5745 * right [I] Second variant
5746 * result [O] Result variant
5750 * Failure: An HRESULT error code indicating the error.
5752 HRESULT WINAPI
VarImp(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5754 HRESULT hres
= S_OK
;
5755 VARTYPE resvt
= VT_EMPTY
;
5756 VARTYPE leftvt
,rightvt
;
5757 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5760 VARIANT tempLeft
, tempRight
;
5764 VariantInit(&tempLeft
);
5765 VariantInit(&tempRight
);
5767 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
5769 /* Handle VT_DISPATCH by storing and taking address of returned value */
5770 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5772 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5773 if (FAILED(hres
)) goto VarImp_Exit
;
5776 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5778 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5779 if (FAILED(hres
)) goto VarImp_Exit
;
5783 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5784 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5785 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5786 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5788 if (leftExtraFlags
!= rightExtraFlags
)
5790 hres
= DISP_E_BADVARTYPE
;
5793 ExtraFlags
= leftExtraFlags
;
5795 /* Native VarImp always returns an error when using extra
5796 * flags or if the variants are I8 and INT.
5798 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
5801 hres
= DISP_E_BADVARTYPE
;
5805 /* Determine result type */
5806 else if ((leftvt
== VT_NULL
&& rightvt
== VT_NULL
) ||
5807 (leftvt
== VT_NULL
&& rightvt
== VT_EMPTY
))
5809 V_VT(result
) = VT_NULL
;
5813 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
5815 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
5816 leftvt
== VT_INT
|| rightvt
== VT_INT
||
5817 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
5818 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
5819 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
5820 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
5821 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
||
5822 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
5823 leftvt
== VT_CY
|| rightvt
== VT_CY
||
5824 leftvt
== VT_R8
|| rightvt
== VT_R8
||
5825 leftvt
== VT_R4
|| rightvt
== VT_R4
||
5826 leftvt
== VT_I1
|| rightvt
== VT_I1
)
5828 else if ((leftvt
== VT_UI1
&& rightvt
== VT_UI1
) ||
5829 (leftvt
== VT_UI1
&& rightvt
== VT_NULL
) ||
5830 (leftvt
== VT_NULL
&& rightvt
== VT_UI1
))
5832 else if (leftvt
== VT_EMPTY
|| rightvt
== VT_EMPTY
||
5833 leftvt
== VT_I2
|| rightvt
== VT_I2
||
5834 leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
5836 else if (leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
5837 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
5840 /* VT_NULL requires special handling for when the opposite
5841 * variant is equal to something other than -1.
5842 * (NULL Imp 0 = NULL, NULL Imp n = n)
5844 if (leftvt
== VT_NULL
)
5849 case VT_I1
: if (!V_I1(right
)) resvt
= VT_NULL
; break;
5850 case VT_UI1
: if (!V_UI1(right
)) resvt
= VT_NULL
; break;
5851 case VT_I2
: if (!V_I2(right
)) resvt
= VT_NULL
; break;
5852 case VT_UI2
: if (!V_UI2(right
)) resvt
= VT_NULL
; break;
5853 case VT_I4
: if (!V_I4(right
)) resvt
= VT_NULL
; break;
5854 case VT_UI4
: if (!V_UI4(right
)) resvt
= VT_NULL
; break;
5855 case VT_I8
: if (!V_I8(right
)) resvt
= VT_NULL
; break;
5856 case VT_UI8
: if (!V_UI8(right
)) resvt
= VT_NULL
; break;
5857 case VT_INT
: if (!V_INT(right
)) resvt
= VT_NULL
; break;
5858 case VT_UINT
: if (!V_UINT(right
)) resvt
= VT_NULL
; break;
5859 case VT_BOOL
: if (!V_BOOL(right
)) resvt
= VT_NULL
; break;
5860 case VT_R4
: if (!V_R4(right
)) resvt
= VT_NULL
; break;
5861 case VT_R8
: if (!V_R8(right
)) resvt
= VT_NULL
; break;
5862 case VT_DATE
: if (!V_DATE(right
)) resvt
= VT_NULL
; break;
5863 case VT_CY
: if (!V_CY(right
).int64
) resvt
= VT_NULL
; break;
5865 if (!(DEC_HI32(&V_DECIMAL(right
)) || DEC_LO64(&V_DECIMAL(right
))))
5869 hres
= VarBoolFromStr(V_BSTR(right
),LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
5870 if (FAILED(hres
)) goto VarImp_Exit
;
5872 V_VT(result
) = VT_NULL
;
5875 V_VT(result
) = VT_BOOL
;
5880 if (resvt
== VT_NULL
)
5882 V_VT(result
) = resvt
;
5887 hres
= VariantChangeType(result
,right
,0,resvt
);
5892 /* Special handling is required when NULL is the right variant.
5893 * (-1 Imp NULL = NULL, n Imp NULL = n Imp 0)
5895 else if (rightvt
== VT_NULL
)
5900 case VT_I1
: if (V_I1(left
) == -1) resvt
= VT_NULL
; break;
5901 case VT_UI1
: if (V_UI1(left
) == 0xff) resvt
= VT_NULL
; break;
5902 case VT_I2
: if (V_I2(left
) == -1) resvt
= VT_NULL
; break;
5903 case VT_UI2
: if (V_UI2(left
) == 0xffff) resvt
= VT_NULL
; break;
5904 case VT_INT
: if (V_INT(left
) == -1) resvt
= VT_NULL
; break;
5905 case VT_UINT
: if (V_UINT(left
) == ~0u) resvt
= VT_NULL
; break;
5906 case VT_I4
: if (V_I4(left
) == -1) resvt
= VT_NULL
; break;
5907 case VT_UI4
: if (V_UI4(left
) == ~0u) resvt
= VT_NULL
; break;
5908 case VT_I8
: if (V_I8(left
) == -1) resvt
= VT_NULL
; break;
5909 case VT_UI8
: if (V_UI8(left
) == ~(ULONGLONG
)0) resvt
= VT_NULL
; break;
5910 case VT_BOOL
: if (V_BOOL(left
) == VARIANT_TRUE
) resvt
= VT_NULL
; break;
5911 case VT_R4
: if (V_R4(left
) == -1.0) resvt
= VT_NULL
; break;
5912 case VT_R8
: if (V_R8(left
) == -1.0) resvt
= VT_NULL
; break;
5913 case VT_CY
: if (V_CY(left
).int64
== -1) resvt
= VT_NULL
; break;
5915 if (DEC_HI32(&V_DECIMAL(left
)) == 0xffffffff)
5919 hres
= VarBoolFromStr(V_BSTR(left
),LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
5920 if (FAILED(hres
)) goto VarImp_Exit
;
5921 else if (b
== VARIANT_TRUE
)
5924 if (resvt
== VT_NULL
)
5926 V_VT(result
) = resvt
;
5931 hres
= VariantCopy(&lv
, left
);
5932 if (FAILED(hres
)) goto VarImp_Exit
;
5934 if (rightvt
== VT_NULL
)
5936 memset( &rv
, 0, sizeof(rv
) );
5941 hres
= VariantCopy(&rv
, right
);
5942 if (FAILED(hres
)) goto VarImp_Exit
;
5945 if (V_VT(&lv
) == VT_BSTR
&&
5946 FAILED(VarR8FromStr(V_BSTR(&lv
),LOCALE_USER_DEFAULT
, 0, &d
)))
5947 hres
= VariantChangeType(&lv
,&lv
,VARIANT_LOCALBOOL
, VT_BOOL
);
5948 if (SUCCEEDED(hres
) && V_VT(&lv
) != resvt
)
5949 hres
= VariantChangeType(&lv
,&lv
,0,resvt
);
5950 if (FAILED(hres
)) goto VarImp_Exit
;
5952 if (V_VT(&rv
) == VT_BSTR
&&
5953 FAILED(VarR8FromStr(V_BSTR(&rv
),LOCALE_USER_DEFAULT
, 0, &d
)))
5954 hres
= VariantChangeType(&rv
, &rv
,VARIANT_LOCALBOOL
, VT_BOOL
);
5955 if (SUCCEEDED(hres
) && V_VT(&rv
) != resvt
)
5956 hres
= VariantChangeType(&rv
, &rv
, 0, resvt
);
5957 if (FAILED(hres
)) goto VarImp_Exit
;
5960 V_VT(result
) = resvt
;
5964 V_I8(result
) = (~V_I8(&lv
)) | V_I8(&rv
);
5967 V_I4(result
) = (~V_I4(&lv
)) | V_I4(&rv
);
5970 V_I2(result
) = (~V_I2(&lv
)) | V_I2(&rv
);
5973 V_UI1(result
) = (~V_UI1(&lv
)) | V_UI1(&rv
);
5976 V_BOOL(result
) = (~V_BOOL(&lv
)) | V_BOOL(&rv
);
5979 FIXME("Couldn't perform bitwise implication on variant types %d,%d\n",
5987 VariantClear(&tempLeft
);
5988 VariantClear(&tempRight
);