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"
43 #include "wine/debug.h"
45 WINE_DEFAULT_DEBUG_CHANNEL(variant
);
47 const char * const wine_vtypes
[VT_CLSID
+1] =
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"
60 const char * const wine_vflags
[16] =
65 "|VT_VECTOR|VT_ARRAY",
67 "|VT_VECTOR|VT_ARRAY",
69 "|VT_VECTOR|VT_ARRAY|VT_BYREF",
71 "|VT_VECTOR|VT_HARDTYPE",
72 "|VT_ARRAY|VT_HARDTYPE",
73 "|VT_VECTOR|VT_ARRAY|VT_HARDTYPE",
74 "|VT_BYREF|VT_HARDTYPE",
75 "|VT_VECTOR|VT_ARRAY|VT_HARDTYPE",
76 "|VT_ARRAY|VT_BYREF|VT_HARDTYPE",
77 "|VT_VECTOR|VT_ARRAY|VT_BYREF|VT_HARDTYPE",
80 /* Convert a variant from one type to another */
81 static inline HRESULT
VARIANT_Coerce(VARIANTARG
* pd
, LCID lcid
, USHORT wFlags
,
82 VARIANTARG
* ps
, VARTYPE vt
)
84 HRESULT res
= DISP_E_TYPEMISMATCH
;
85 VARTYPE vtFrom
= V_TYPE(ps
);
88 TRACE("(%p->(%s%s),0x%08x,0x%04x,%p->(%s%s),%s%s)\n", pd
, debugstr_VT(pd
),
89 debugstr_VF(pd
), lcid
, wFlags
, ps
, debugstr_VT(ps
), debugstr_VF(ps
),
90 debugstr_vt(vt
), debugstr_vf(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(ps
));
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 V_VT(pVarg
) = VT_EMPTY
; /* Native doesn't set any other fields */
580 /******************************************************************************
581 * VariantClear [OLEAUT32.9]
586 * pVarg [I/O] Variant to clear
589 * Success: S_OK. Any previous value in pVarg is freed and its type is set to VT_EMPTY.
590 * Failure: DISP_E_BADVARTYPE, if the variant is a not a valid variant type.
592 HRESULT WINAPI
VariantClear(VARIANTARG
* pVarg
)
596 TRACE("(%p->(%s%s))\n", pVarg
, debugstr_VT(pVarg
), debugstr_VF(pVarg
));
598 hres
= VARIANT_ValidateType(V_VT(pVarg
));
602 if (!V_ISBYREF(pVarg
))
604 if (V_ISARRAY(pVarg
) || V_VT(pVarg
) == VT_SAFEARRAY
)
607 hres
= SafeArrayDestroy(V_ARRAY(pVarg
));
609 else if (V_VT(pVarg
) == VT_BSTR
)
611 SysFreeString(V_BSTR(pVarg
));
613 else if (V_VT(pVarg
) == VT_RECORD
)
615 struct __tagBRECORD
* pBr
= &V_UNION(pVarg
,brecVal
);
618 IRecordInfo_RecordClear(pBr
->pRecInfo
, pBr
->pvRecord
);
619 IRecordInfo_Release(pBr
->pRecInfo
);
622 else if (V_VT(pVarg
) == VT_DISPATCH
||
623 V_VT(pVarg
) == VT_UNKNOWN
)
625 if (V_UNKNOWN(pVarg
))
626 IUnknown_Release(V_UNKNOWN(pVarg
));
629 V_VT(pVarg
) = VT_EMPTY
;
634 /******************************************************************************
635 * Copy an IRecordInfo object contained in a variant.
637 static HRESULT
VARIANT_CopyIRecordInfo(struct __tagBRECORD
* pBr
)
645 hres
= IRecordInfo_GetSize(pBr
->pRecInfo
, &ulSize
);
648 PVOID pvRecord
= HeapAlloc(GetProcessHeap(), 0, ulSize
);
650 hres
= E_OUTOFMEMORY
;
653 memcpy(pvRecord
, pBr
->pvRecord
, ulSize
);
654 pBr
->pvRecord
= pvRecord
;
656 hres
= IRecordInfo_RecordCopy(pBr
->pRecInfo
, pvRecord
, pvRecord
);
658 IRecordInfo_AddRef(pBr
->pRecInfo
);
662 else if (pBr
->pvRecord
)
667 /******************************************************************************
668 * VariantCopy [OLEAUT32.10]
673 * pvargDest [O] Destination for copy
674 * pvargSrc [I] Source variant to copy
677 * Success: S_OK. pvargDest contains a copy of pvargSrc.
678 * Failure: DISP_E_BADVARTYPE, if either variant has an invalid type.
679 * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
680 * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
681 * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
684 * - If pvargSrc == pvargDest, this function does nothing, and succeeds if
685 * pvargSrc is valid. Otherwise, pvargDest is always cleared using
686 * VariantClear() before pvargSrc is copied to it. If clearing pvargDest
687 * fails, so does this function.
688 * - VT_CLSID is a valid type type for pvargSrc, but not for pvargDest.
689 * - For by-value non-intrinsic types, a deep copy is made, i.e. The whole value
690 * is copied rather than just any pointers to it.
691 * - For by-value object types the object pointer is copied and the objects
692 * reference count increased using IUnknown_AddRef().
693 * - For all by-reference types, only the referencing pointer is copied.
695 HRESULT WINAPI
VariantCopy(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
)
699 TRACE("(%p->(%s%s),%p->(%s%s))\n", pvargDest
, debugstr_VT(pvargDest
),
700 debugstr_VF(pvargDest
), pvargSrc
, debugstr_VT(pvargSrc
),
701 debugstr_VF(pvargSrc
));
703 if (V_TYPE(pvargSrc
) == VT_CLSID
|| /* VT_CLSID is a special case */
704 FAILED(VARIANT_ValidateType(V_VT(pvargSrc
))))
705 return DISP_E_BADVARTYPE
;
707 if (pvargSrc
!= pvargDest
&&
708 SUCCEEDED(hres
= VariantClear(pvargDest
)))
710 *pvargDest
= *pvargSrc
; /* Shallow copy the value */
712 if (!V_ISBYREF(pvargSrc
))
714 if (V_ISARRAY(pvargSrc
))
716 if (V_ARRAY(pvargSrc
))
717 hres
= SafeArrayCopy(V_ARRAY(pvargSrc
), &V_ARRAY(pvargDest
));
719 else if (V_VT(pvargSrc
) == VT_BSTR
)
721 V_BSTR(pvargDest
) = SysAllocStringByteLen((char*)V_BSTR(pvargSrc
), SysStringByteLen(V_BSTR(pvargSrc
)));
722 if (!V_BSTR(pvargDest
))
724 TRACE("!V_BSTR(pvargDest), SysAllocStringByteLen() failed to allocate %d bytes\n", SysStringByteLen(V_BSTR(pvargSrc
)));
725 hres
= E_OUTOFMEMORY
;
728 else if (V_VT(pvargSrc
) == VT_RECORD
)
730 hres
= VARIANT_CopyIRecordInfo(&V_UNION(pvargDest
,brecVal
));
732 else if (V_VT(pvargSrc
) == VT_DISPATCH
||
733 V_VT(pvargSrc
) == VT_UNKNOWN
)
735 if (V_UNKNOWN(pvargSrc
))
736 IUnknown_AddRef(V_UNKNOWN(pvargSrc
));
743 /* Return the byte size of a variants data */
744 static inline size_t VARIANT_DataSize(const VARIANT
* pv
)
749 case VT_UI1
: return sizeof(BYTE
);
751 case VT_UI2
: return sizeof(SHORT
);
755 case VT_UI4
: return sizeof(LONG
);
757 case VT_UI8
: return sizeof(LONGLONG
);
758 case VT_R4
: return sizeof(float);
759 case VT_R8
: return sizeof(double);
760 case VT_DATE
: return sizeof(DATE
);
761 case VT_BOOL
: return sizeof(VARIANT_BOOL
);
764 case VT_BSTR
: return sizeof(void*);
765 case VT_CY
: return sizeof(CY
);
766 case VT_ERROR
: return sizeof(SCODE
);
768 TRACE("Shouldn't be called for vt %s%s!\n", debugstr_VT(pv
), debugstr_VF(pv
));
772 /******************************************************************************
773 * VariantCopyInd [OLEAUT32.11]
775 * Copy a variant, dereferencing it if it is by-reference.
778 * pvargDest [O] Destination for copy
779 * pvargSrc [I] Source variant to copy
782 * Success: S_OK. pvargDest contains a copy of pvargSrc.
783 * Failure: An HRESULT error code indicating the error.
786 * Failure: DISP_E_BADVARTYPE, if either variant has an invalid by-value type.
787 * E_INVALIDARG, if pvargSrc is an invalid by-reference type.
788 * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
789 * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
790 * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
793 * - If pvargSrc is by-value, this function behaves exactly as VariantCopy().
794 * - If pvargSrc is by-reference, the value copied to pvargDest is the pointed-to
796 * - if pvargSrc == pvargDest, this function dereferences in place. Otherwise,
797 * pvargDest is always cleared using VariantClear() before pvargSrc is copied
798 * to it. If clearing pvargDest fails, so does this function.
800 HRESULT WINAPI
VariantCopyInd(VARIANT
* pvargDest
, VARIANTARG
* pvargSrc
)
802 VARIANTARG vTmp
, *pSrc
= pvargSrc
;
806 TRACE("(%p->(%s%s),%p->(%s%s))\n", pvargDest
, debugstr_VT(pvargDest
),
807 debugstr_VF(pvargDest
), pvargSrc
, debugstr_VT(pvargSrc
),
808 debugstr_VF(pvargSrc
));
810 if (!V_ISBYREF(pvargSrc
))
811 return VariantCopy(pvargDest
, pvargSrc
);
813 /* Argument checking is more lax than VariantCopy()... */
814 vt
= V_TYPE(pvargSrc
);
815 if (V_ISARRAY(pvargSrc
) ||
816 (vt
> VT_NULL
&& vt
!= (VARTYPE
)15 && vt
< VT_VOID
&&
817 !(V_VT(pvargSrc
) & (VT_VECTOR
|VT_RESERVED
))))
822 return E_INVALIDARG
; /* ...And the return value for invalid types differs too */
824 if (pvargSrc
== pvargDest
)
826 /* In place copy. Use a shallow copy of pvargSrc & init pvargDest.
827 * This avoids an expensive VariantCopy() call - e.g. SafeArrayCopy().
831 V_VT(pvargDest
) = VT_EMPTY
;
835 /* Copy into another variant. Free the variant in pvargDest */
836 if (FAILED(hres
= VariantClear(pvargDest
)))
838 TRACE("VariantClear() of destination failed\n");
845 /* Native doesn't check that *V_ARRAYREF(pSrc) is valid */
846 hres
= SafeArrayCopy(*V_ARRAYREF(pSrc
), &V_ARRAY(pvargDest
));
848 else if (V_VT(pSrc
) == (VT_BSTR
|VT_BYREF
))
850 /* Native doesn't check that *V_BSTRREF(pSrc) is valid */
851 V_BSTR(pvargDest
) = SysAllocStringByteLen((char*)*V_BSTRREF(pSrc
), SysStringByteLen(*V_BSTRREF(pSrc
)));
853 else if (V_VT(pSrc
) == (VT_RECORD
|VT_BYREF
))
855 V_UNION(pvargDest
,brecVal
) = V_UNION(pvargSrc
,brecVal
);
856 hres
= VARIANT_CopyIRecordInfo(&V_UNION(pvargDest
,brecVal
));
858 else if (V_VT(pSrc
) == (VT_DISPATCH
|VT_BYREF
) ||
859 V_VT(pSrc
) == (VT_UNKNOWN
|VT_BYREF
))
861 /* Native doesn't check that *V_UNKNOWNREF(pSrc) is valid */
862 V_UNKNOWN(pvargDest
) = *V_UNKNOWNREF(pSrc
);
863 if (*V_UNKNOWNREF(pSrc
))
864 IUnknown_AddRef(*V_UNKNOWNREF(pSrc
));
866 else if (V_VT(pSrc
) == (VT_VARIANT
|VT_BYREF
))
868 /* Native doesn't check that *V_VARIANTREF(pSrc) is valid */
869 if (V_VT(V_VARIANTREF(pSrc
)) == (VT_VARIANT
|VT_BYREF
))
870 hres
= E_INVALIDARG
; /* Don't dereference more than one level */
872 hres
= VariantCopyInd(pvargDest
, V_VARIANTREF(pSrc
));
874 /* Use the dereferenced variants type value, not VT_VARIANT */
875 goto VariantCopyInd_Return
;
877 else if (V_VT(pSrc
) == (VT_DECIMAL
|VT_BYREF
))
879 memcpy(&DEC_SCALE(&V_DECIMAL(pvargDest
)), &DEC_SCALE(V_DECIMALREF(pSrc
)),
880 sizeof(DECIMAL
) - sizeof(USHORT
));
884 /* Copy the pointed to data into this variant */
885 memcpy(&V_BYREF(pvargDest
), V_BYREF(pSrc
), VARIANT_DataSize(pSrc
));
888 V_VT(pvargDest
) = V_VT(pSrc
) & ~VT_BYREF
;
890 VariantCopyInd_Return
:
892 if (pSrc
!= pvargSrc
)
895 TRACE("returning 0x%08x, %p->(%s%s)\n", hres
, pvargDest
,
896 debugstr_VT(pvargDest
), debugstr_VF(pvargDest
));
900 /******************************************************************************
901 * VariantChangeType [OLEAUT32.12]
903 * Change the type of a variant.
906 * pvargDest [O] Destination for the converted variant
907 * pvargSrc [O] Source variant to change the type of
908 * wFlags [I] VARIANT_ flags from "oleauto.h"
909 * vt [I] Variant type to change pvargSrc into
912 * Success: S_OK. pvargDest contains the converted value.
913 * Failure: An HRESULT error code describing the failure.
916 * The LCID used for the conversion is LOCALE_USER_DEFAULT.
917 * See VariantChangeTypeEx.
919 HRESULT WINAPI
VariantChangeType(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
,
920 USHORT wFlags
, VARTYPE vt
)
922 return VariantChangeTypeEx( pvargDest
, pvargSrc
, LOCALE_USER_DEFAULT
, wFlags
, vt
);
925 /******************************************************************************
926 * VariantChangeTypeEx [OLEAUT32.147]
928 * Change the type of a variant.
931 * pvargDest [O] Destination for the converted variant
932 * pvargSrc [O] Source variant to change the type of
933 * lcid [I] LCID for the conversion
934 * wFlags [I] VARIANT_ flags from "oleauto.h"
935 * vt [I] Variant type to change pvargSrc into
938 * Success: S_OK. pvargDest contains the converted value.
939 * Failure: An HRESULT error code describing the failure.
942 * pvargDest and pvargSrc can point to the same variant to perform an in-place
943 * conversion. If the conversion is successful, pvargSrc will be freed.
945 HRESULT WINAPI
VariantChangeTypeEx(VARIANTARG
* pvargDest
, VARIANTARG
* pvargSrc
,
946 LCID lcid
, USHORT wFlags
, VARTYPE vt
)
950 TRACE("(%p->(%s%s),%p->(%s%s),0x%08x,0x%04x,%s%s)\n", pvargDest
,
951 debugstr_VT(pvargDest
), debugstr_VF(pvargDest
), pvargSrc
,
952 debugstr_VT(pvargSrc
), debugstr_VF(pvargSrc
), lcid
, wFlags
,
953 debugstr_vt(vt
), debugstr_vf(vt
));
956 res
= DISP_E_BADVARTYPE
;
959 res
= VARIANT_ValidateType(V_VT(pvargSrc
));
963 res
= VARIANT_ValidateType(vt
);
967 VARIANTARG vTmp
, vSrcDeref
;
969 if(V_ISBYREF(pvargSrc
) && !V_BYREF(pvargSrc
))
970 res
= DISP_E_TYPEMISMATCH
;
973 V_VT(&vTmp
) = VT_EMPTY
;
974 V_VT(&vSrcDeref
) = VT_EMPTY
;
976 VariantClear(&vSrcDeref
);
981 res
= VariantCopyInd(&vSrcDeref
, pvargSrc
);
984 if (V_ISARRAY(&vSrcDeref
) || (vt
& VT_ARRAY
))
985 res
= VARIANT_CoerceArray(&vTmp
, &vSrcDeref
, vt
);
987 res
= VARIANT_Coerce(&vTmp
, lcid
, wFlags
, &vSrcDeref
, vt
);
989 if (SUCCEEDED(res
)) {
991 VariantCopy(pvargDest
, &vTmp
);
994 VariantClear(&vSrcDeref
);
1001 TRACE("returning 0x%08x, %p->(%s%s)\n", res
, pvargDest
,
1002 debugstr_VT(pvargDest
), debugstr_VF(pvargDest
));
1006 /* Date Conversions */
1008 #define IsLeapYear(y) (((y % 4) == 0) && (((y % 100) != 0) || ((y % 400) == 0)))
1010 /* Convert a VT_DATE value to a Julian Date */
1011 static inline int VARIANT_JulianFromDate(int dateIn
)
1013 int julianDays
= dateIn
;
1015 julianDays
-= DATE_MIN
; /* Convert to + days from 1 Jan 100 AD */
1016 julianDays
+= 1757585; /* Convert to + days from 23 Nov 4713 BC (Julian) */
1020 /* Convert a Julian Date to a VT_DATE value */
1021 static inline int VARIANT_DateFromJulian(int dateIn
)
1023 int julianDays
= dateIn
;
1025 julianDays
-= 1757585; /* Convert to + days from 1 Jan 100 AD */
1026 julianDays
+= DATE_MIN
; /* Convert to +/- days from 1 Jan 1899 AD */
1030 /* Convert a Julian date to Day/Month/Year - from PostgreSQL */
1031 static inline void VARIANT_DMYFromJulian(int jd
, USHORT
*year
, USHORT
*month
, USHORT
*day
)
1037 l
-= (n
* 146097 + 3) / 4;
1038 i
= (4000 * (l
+ 1)) / 1461001;
1039 l
+= 31 - (i
* 1461) / 4;
1040 j
= (l
* 80) / 2447;
1041 *day
= l
- (j
* 2447) / 80;
1043 *month
= (j
+ 2) - (12 * l
);
1044 *year
= 100 * (n
- 49) + i
+ l
;
1047 /* Convert Day/Month/Year to a Julian date - from PostgreSQL */
1048 static inline double VARIANT_JulianFromDMY(USHORT year
, USHORT month
, USHORT day
)
1050 int m12
= (month
- 14) / 12;
1052 return ((1461 * (year
+ 4800 + m12
)) / 4 + (367 * (month
- 2 - 12 * m12
)) / 12 -
1053 (3 * ((year
+ 4900 + m12
) / 100)) / 4 + day
- 32075);
1056 /* Macros for accessing DOS format date/time fields */
1057 #define DOS_YEAR(x) (1980 + (x >> 9))
1058 #define DOS_MONTH(x) ((x >> 5) & 0xf)
1059 #define DOS_DAY(x) (x & 0x1f)
1060 #define DOS_HOUR(x) (x >> 11)
1061 #define DOS_MINUTE(x) ((x >> 5) & 0x3f)
1062 #define DOS_SECOND(x) ((x & 0x1f) << 1)
1063 /* Create a DOS format date/time */
1064 #define DOS_DATE(d,m,y) (d | (m << 5) | ((y-1980) << 9))
1065 #define DOS_TIME(h,m,s) ((s >> 1) | (m << 5) | (h << 11))
1067 /* Roll a date forwards or backwards to correct it */
1068 static HRESULT
VARIANT_RollUdate(UDATE
*lpUd
)
1070 static const BYTE days
[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
1072 TRACE("Raw date: %d/%d/%d %d:%d:%d\n", lpUd
->st
.wDay
, lpUd
->st
.wMonth
,
1073 lpUd
->st
.wYear
, lpUd
->st
.wHour
, lpUd
->st
.wMinute
, lpUd
->st
.wSecond
);
1075 /* Years < 100 are treated as 1900 + year */
1076 if (lpUd
->st
.wYear
< 100)
1077 lpUd
->st
.wYear
+= 1900;
1079 if (!lpUd
->st
.wMonth
)
1081 /* Roll back to December of the previous year */
1082 lpUd
->st
.wMonth
= 12;
1085 else while (lpUd
->st
.wMonth
> 12)
1087 /* Roll forward the correct number of months */
1089 lpUd
->st
.wMonth
-= 12;
1092 if (lpUd
->st
.wYear
> 9999 || lpUd
->st
.wHour
> 23 ||
1093 lpUd
->st
.wMinute
> 59 || lpUd
->st
.wSecond
> 59)
1094 return E_INVALIDARG
; /* Invalid values */
1098 /* Roll back the date one day */
1099 if (lpUd
->st
.wMonth
== 1)
1101 /* Roll back to December 31 of the previous year */
1103 lpUd
->st
.wMonth
= 12;
1108 lpUd
->st
.wMonth
--; /* Previous month */
1109 if (lpUd
->st
.wMonth
== 2 && IsLeapYear(lpUd
->st
.wYear
))
1110 lpUd
->st
.wDay
= 29; /* February has 29 days on leap years */
1112 lpUd
->st
.wDay
= days
[lpUd
->st
.wMonth
]; /* Last day of the month */
1115 else if (lpUd
->st
.wDay
> 28)
1117 int rollForward
= 0;
1119 /* Possibly need to roll the date forward */
1120 if (lpUd
->st
.wMonth
== 2 && IsLeapYear(lpUd
->st
.wYear
))
1121 rollForward
= lpUd
->st
.wDay
- 29; /* February has 29 days on leap years */
1123 rollForward
= lpUd
->st
.wDay
- days
[lpUd
->st
.wMonth
];
1125 if (rollForward
> 0)
1127 lpUd
->st
.wDay
= rollForward
;
1129 if (lpUd
->st
.wMonth
> 12)
1131 lpUd
->st
.wMonth
= 1; /* Roll forward into January of the next year */
1136 TRACE("Rolled date: %d/%d/%d %d:%d:%d\n", lpUd
->st
.wDay
, lpUd
->st
.wMonth
,
1137 lpUd
->st
.wYear
, lpUd
->st
.wHour
, lpUd
->st
.wMinute
, lpUd
->st
.wSecond
);
1141 /**********************************************************************
1142 * DosDateTimeToVariantTime [OLEAUT32.14]
1144 * Convert a Dos format date and time into variant VT_DATE format.
1147 * wDosDate [I] Dos format date
1148 * wDosTime [I] Dos format time
1149 * pDateOut [O] Destination for VT_DATE format
1152 * Success: TRUE. pDateOut contains the converted time.
1153 * Failure: FALSE, if wDosDate or wDosTime are invalid (see notes).
1156 * - Dos format dates can only hold dates from 1-Jan-1980 to 31-Dec-2099.
1157 * - Dos format times are accurate to only 2 second precision.
1158 * - The format of a Dos Date is:
1159 *| Bits Values Meaning
1160 *| ---- ------ -------
1161 *| 0-4 1-31 Day of the week. 0 rolls back one day. A value greater than
1162 *| the days in the month rolls forward the extra days.
1163 *| 5-8 1-12 Month of the year. 0 rolls back to December of the previous
1164 *| year. 13-15 are invalid.
1165 *| 9-15 0-119 Year based from 1980 (Max 2099). 120-127 are invalid.
1166 * - The format of a Dos Time is:
1167 *| Bits Values Meaning
1168 *| ---- ------ -------
1169 *| 0-4 0-29 Seconds/2. 30 and 31 are invalid.
1170 *| 5-10 0-59 Minutes. 60-63 are invalid.
1171 *| 11-15 0-23 Hours (24 hour clock). 24-32 are invalid.
1173 INT WINAPI
DosDateTimeToVariantTime(USHORT wDosDate
, USHORT wDosTime
,
1178 TRACE("(0x%x(%d/%d/%d),0x%x(%d:%d:%d),%p)\n",
1179 wDosDate
, DOS_YEAR(wDosDate
), DOS_MONTH(wDosDate
), DOS_DAY(wDosDate
),
1180 wDosTime
, DOS_HOUR(wDosTime
), DOS_MINUTE(wDosTime
), DOS_SECOND(wDosTime
),
1183 ud
.st
.wYear
= DOS_YEAR(wDosDate
);
1184 ud
.st
.wMonth
= DOS_MONTH(wDosDate
);
1185 if (ud
.st
.wYear
> 2099 || ud
.st
.wMonth
> 12)
1187 ud
.st
.wDay
= DOS_DAY(wDosDate
);
1188 ud
.st
.wHour
= DOS_HOUR(wDosTime
);
1189 ud
.st
.wMinute
= DOS_MINUTE(wDosTime
);
1190 ud
.st
.wSecond
= DOS_SECOND(wDosTime
);
1191 ud
.st
.wDayOfWeek
= ud
.st
.wMilliseconds
= 0;
1193 return VarDateFromUdate(&ud
, 0, pDateOut
) == S_OK
;
1196 /**********************************************************************
1197 * VariantTimeToDosDateTime [OLEAUT32.13]
1199 * Convert a variant format date into a Dos format date and time.
1201 * dateIn [I] VT_DATE time format
1202 * pwDosDate [O] Destination for Dos format date
1203 * pwDosTime [O] Destination for Dos format time
1206 * Success: TRUE. pwDosDate and pwDosTime contains the converted values.
1207 * Failure: FALSE, if dateIn cannot be represented in Dos format.
1210 * See DosDateTimeToVariantTime() for Dos format details and bugs.
1212 INT WINAPI
VariantTimeToDosDateTime(double dateIn
, USHORT
*pwDosDate
, USHORT
*pwDosTime
)
1216 TRACE("(%g,%p,%p)\n", dateIn
, pwDosDate
, pwDosTime
);
1218 if (FAILED(VarUdateFromDate(dateIn
, 0, &ud
)))
1221 if (ud
.st
.wYear
< 1980 || ud
.st
.wYear
> 2099)
1224 *pwDosDate
= DOS_DATE(ud
.st
.wDay
, ud
.st
.wMonth
, ud
.st
.wYear
);
1225 *pwDosTime
= DOS_TIME(ud
.st
.wHour
, ud
.st
.wMinute
, ud
.st
.wSecond
);
1227 TRACE("Returning 0x%x(%d/%d/%d), 0x%x(%d:%d:%d)\n",
1228 *pwDosDate
, DOS_YEAR(*pwDosDate
), DOS_MONTH(*pwDosDate
), DOS_DAY(*pwDosDate
),
1229 *pwDosTime
, DOS_HOUR(*pwDosTime
), DOS_MINUTE(*pwDosTime
), DOS_SECOND(*pwDosTime
));
1233 /***********************************************************************
1234 * SystemTimeToVariantTime [OLEAUT32.184]
1236 * Convert a System format date and time into variant VT_DATE format.
1239 * lpSt [I] System format date and time
1240 * pDateOut [O] Destination for VT_DATE format date
1243 * Success: TRUE. *pDateOut contains the converted value.
1244 * Failure: FALSE, if lpSt cannot be represented in VT_DATE format.
1246 INT WINAPI
SystemTimeToVariantTime(LPSYSTEMTIME lpSt
, double *pDateOut
)
1250 TRACE("(%p->%d/%d/%d %d:%d:%d,%p)\n", lpSt
, lpSt
->wDay
, lpSt
->wMonth
,
1251 lpSt
->wYear
, lpSt
->wHour
, lpSt
->wMinute
, lpSt
->wSecond
, pDateOut
);
1253 if (lpSt
->wMonth
> 12)
1257 return VarDateFromUdate(&ud
, 0, pDateOut
) == S_OK
;
1260 /***********************************************************************
1261 * VariantTimeToSystemTime [OLEAUT32.185]
1263 * Convert a variant VT_DATE into a System format date and time.
1266 * datein [I] Variant VT_DATE format date
1267 * lpSt [O] Destination for System format date and time
1270 * Success: TRUE. *lpSt contains the converted value.
1271 * Failure: FALSE, if dateIn is too large or small.
1273 INT WINAPI
VariantTimeToSystemTime(double dateIn
, LPSYSTEMTIME lpSt
)
1277 TRACE("(%g,%p)\n", dateIn
, lpSt
);
1279 if (FAILED(VarUdateFromDate(dateIn
, 0, &ud
)))
1286 /***********************************************************************
1287 * VarDateFromUdateEx [OLEAUT32.319]
1289 * Convert an unpacked format date and time to a variant VT_DATE.
1292 * pUdateIn [I] Unpacked format date and time to convert
1293 * lcid [I] Locale identifier for the conversion
1294 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1295 * pDateOut [O] Destination for variant VT_DATE.
1298 * Success: S_OK. *pDateOut contains the converted value.
1299 * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
1301 HRESULT WINAPI
VarDateFromUdateEx(UDATE
*pUdateIn
, LCID lcid
, ULONG dwFlags
, DATE
*pDateOut
)
1306 TRACE("(%p->%d/%d/%d %d:%d:%d:%d %d %d,0x%08x,0x%08x,%p)\n", pUdateIn
,
1307 pUdateIn
->st
.wMonth
, pUdateIn
->st
.wDay
, pUdateIn
->st
.wYear
,
1308 pUdateIn
->st
.wHour
, pUdateIn
->st
.wMinute
, pUdateIn
->st
.wSecond
,
1309 pUdateIn
->st
.wMilliseconds
, pUdateIn
->st
.wDayOfWeek
,
1310 pUdateIn
->wDayOfYear
, lcid
, dwFlags
, pDateOut
);
1312 if (lcid
!= MAKELCID(MAKELANGID(LANG_ENGLISH
, SUBLANG_ENGLISH_US
), SORT_DEFAULT
))
1313 FIXME("lcid possibly not handled, treating as en-us\n");
1317 if (dwFlags
& VAR_VALIDDATE
)
1318 WARN("Ignoring VAR_VALIDDATE\n");
1320 if (FAILED(VARIANT_RollUdate(&ud
)))
1321 return E_INVALIDARG
;
1324 dateVal
= VARIANT_DateFromJulian(VARIANT_JulianFromDMY(ud
.st
.wYear
, ud
.st
.wMonth
, ud
.st
.wDay
));
1327 dateVal
+= ud
.st
.wHour
/ 24.0;
1328 dateVal
+= ud
.st
.wMinute
/ 1440.0;
1329 dateVal
+= ud
.st
.wSecond
/ 86400.0;
1330 dateVal
+= ud
.st
.wMilliseconds
/ 86400000.0;
1332 TRACE("Returning %g\n", dateVal
);
1333 *pDateOut
= dateVal
;
1337 /***********************************************************************
1338 * VarDateFromUdate [OLEAUT32.330]
1340 * Convert an unpacked format date and time to a variant VT_DATE.
1343 * pUdateIn [I] Unpacked format date and time to convert
1344 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1345 * pDateOut [O] Destination for variant VT_DATE.
1348 * Success: S_OK. *pDateOut contains the converted value.
1349 * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
1352 * This function uses the United States English locale for the conversion. Use
1353 * VarDateFromUdateEx() for alternate locales.
1355 HRESULT WINAPI
VarDateFromUdate(UDATE
*pUdateIn
, ULONG dwFlags
, DATE
*pDateOut
)
1357 LCID lcid
= MAKELCID(MAKELANGID(LANG_ENGLISH
, SUBLANG_ENGLISH_US
), SORT_DEFAULT
);
1359 return VarDateFromUdateEx(pUdateIn
, lcid
, dwFlags
, pDateOut
);
1362 /***********************************************************************
1363 * VarUdateFromDate [OLEAUT32.331]
1365 * Convert a variant VT_DATE into an unpacked format date and time.
1368 * datein [I] Variant VT_DATE format date
1369 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1370 * lpUdate [O] Destination for unpacked format date and time
1373 * Success: S_OK. *lpUdate contains the converted value.
1374 * Failure: E_INVALIDARG, if dateIn is too large or small.
1376 HRESULT WINAPI
VarUdateFromDate(DATE dateIn
, ULONG dwFlags
, UDATE
*lpUdate
)
1378 /* Cumulative totals of days per month */
1379 static const USHORT cumulativeDays
[] =
1381 0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
1383 double datePart
, timePart
;
1386 TRACE("(%g,0x%08x,%p)\n", dateIn
, dwFlags
, lpUdate
);
1388 if (dateIn
<= (DATE_MIN
- 1.0) || dateIn
>= (DATE_MAX
+ 1.0))
1389 return E_INVALIDARG
;
1391 datePart
= dateIn
< 0.0 ? ceil(dateIn
) : floor(dateIn
);
1392 /* Compensate for int truncation (always downwards) */
1393 timePart
= dateIn
- datePart
+ 0.00000000001;
1394 if (timePart
>= 1.0)
1395 timePart
-= 0.00000000001;
1398 julianDays
= VARIANT_JulianFromDate(dateIn
);
1399 VARIANT_DMYFromJulian(julianDays
, &lpUdate
->st
.wYear
, &lpUdate
->st
.wMonth
,
1402 datePart
= (datePart
+ 1.5) / 7.0;
1403 lpUdate
->st
.wDayOfWeek
= (datePart
- floor(datePart
)) * 7;
1404 if (lpUdate
->st
.wDayOfWeek
== 0)
1405 lpUdate
->st
.wDayOfWeek
= 5;
1406 else if (lpUdate
->st
.wDayOfWeek
== 1)
1407 lpUdate
->st
.wDayOfWeek
= 6;
1409 lpUdate
->st
.wDayOfWeek
-= 2;
1411 if (lpUdate
->st
.wMonth
> 2 && IsLeapYear(lpUdate
->st
.wYear
))
1412 lpUdate
->wDayOfYear
= 1; /* After February, in a leap year */
1414 lpUdate
->wDayOfYear
= 0;
1416 lpUdate
->wDayOfYear
+= cumulativeDays
[lpUdate
->st
.wMonth
];
1417 lpUdate
->wDayOfYear
+= lpUdate
->st
.wDay
;
1421 lpUdate
->st
.wHour
= timePart
;
1422 timePart
-= lpUdate
->st
.wHour
;
1424 lpUdate
->st
.wMinute
= timePart
;
1425 timePart
-= lpUdate
->st
.wMinute
;
1427 lpUdate
->st
.wSecond
= timePart
;
1428 timePart
-= lpUdate
->st
.wSecond
;
1429 lpUdate
->st
.wMilliseconds
= 0;
1432 /* Round the milliseconds, adjusting the time/date forward if needed */
1433 if (lpUdate
->st
.wSecond
< 59)
1434 lpUdate
->st
.wSecond
++;
1437 lpUdate
->st
.wSecond
= 0;
1438 if (lpUdate
->st
.wMinute
< 59)
1439 lpUdate
->st
.wMinute
++;
1442 lpUdate
->st
.wMinute
= 0;
1443 if (lpUdate
->st
.wHour
< 23)
1444 lpUdate
->st
.wHour
++;
1447 lpUdate
->st
.wHour
= 0;
1448 /* Roll over a whole day */
1449 if (++lpUdate
->st
.wDay
> 28)
1450 VARIANT_RollUdate(lpUdate
);
1458 #define GET_NUMBER_TEXT(fld,name) \
1460 if (!GetLocaleInfoW(lcid, lctype|fld, buff, 2)) \
1461 WARN("buffer too small for " #fld "\n"); \
1463 if (buff[0]) lpChars->name = buff[0]; \
1464 TRACE("lcid 0x%x, " #name "=%d '%c'\n", lcid, lpChars->name, lpChars->name)
1466 /* Get the valid number characters for an lcid */
1467 static void VARIANT_GetLocalisedNumberChars(VARIANT_NUMBER_CHARS
*lpChars
, LCID lcid
, DWORD dwFlags
)
1469 static const VARIANT_NUMBER_CHARS defaultChars
= { '-','+','.',',','$',0,'.',',' };
1470 static CRITICAL_SECTION csLastChars
= { NULL
, -1, 0, 0, 0, 0 };
1471 static VARIANT_NUMBER_CHARS lastChars
;
1472 static LCID lastLcid
= -1;
1473 static DWORD lastFlags
= 0;
1474 LCTYPE lctype
= dwFlags
& LOCALE_NOUSEROVERRIDE
;
1477 /* To make caching thread-safe, a critical section is needed */
1478 EnterCriticalSection(&csLastChars
);
1480 /* Asking for default locale entries is very expensive: It is a registry
1481 server call. So cache one locally, as Microsoft does it too */
1482 if(lcid
== lastLcid
&& dwFlags
== lastFlags
)
1484 memcpy(lpChars
, &lastChars
, sizeof(defaultChars
));
1485 LeaveCriticalSection(&csLastChars
);
1489 memcpy(lpChars
, &defaultChars
, sizeof(defaultChars
));
1490 GET_NUMBER_TEXT(LOCALE_SNEGATIVESIGN
, cNegativeSymbol
);
1491 GET_NUMBER_TEXT(LOCALE_SPOSITIVESIGN
, cPositiveSymbol
);
1492 GET_NUMBER_TEXT(LOCALE_SDECIMAL
, cDecimalPoint
);
1493 GET_NUMBER_TEXT(LOCALE_STHOUSAND
, cDigitSeparator
);
1494 GET_NUMBER_TEXT(LOCALE_SMONDECIMALSEP
, cCurrencyDecimalPoint
);
1495 GET_NUMBER_TEXT(LOCALE_SMONTHOUSANDSEP
, cCurrencyDigitSeparator
);
1497 /* Local currency symbols are often 2 characters */
1498 lpChars
->cCurrencyLocal2
= '\0';
1499 switch(GetLocaleInfoW(lcid
, lctype
|LOCALE_SCURRENCY
, buff
, sizeof(buff
)/sizeof(WCHAR
)))
1501 case 3: lpChars
->cCurrencyLocal2
= buff
[1]; /* Fall through */
1502 case 2: lpChars
->cCurrencyLocal
= buff
[0];
1504 default: WARN("buffer too small for LOCALE_SCURRENCY\n");
1506 TRACE("lcid 0x%x, cCurrencyLocal =%d,%d '%c','%c'\n", lcid
, lpChars
->cCurrencyLocal
,
1507 lpChars
->cCurrencyLocal2
, lpChars
->cCurrencyLocal
, lpChars
->cCurrencyLocal2
);
1509 memcpy(&lastChars
, lpChars
, sizeof(defaultChars
));
1511 lastFlags
= dwFlags
;
1512 LeaveCriticalSection(&csLastChars
);
1515 /* Number Parsing States */
1516 #define B_PROCESSING_EXPONENT 0x1
1517 #define B_NEGATIVE_EXPONENT 0x2
1518 #define B_EXPONENT_START 0x4
1519 #define B_INEXACT_ZEROS 0x8
1520 #define B_LEADING_ZERO 0x10
1521 #define B_PROCESSING_HEX 0x20
1522 #define B_PROCESSING_OCT 0x40
1524 /**********************************************************************
1525 * VarParseNumFromStr [OLEAUT32.46]
1527 * Parse a string containing a number into a NUMPARSE structure.
1530 * lpszStr [I] String to parse number from
1531 * lcid [I] Locale Id for the conversion
1532 * dwFlags [I] 0, or LOCALE_NOUSEROVERRIDE to use system default number chars
1533 * pNumprs [I/O] Destination for parsed number
1534 * rgbDig [O] Destination for digits read in
1537 * Success: S_OK. pNumprs and rgbDig contain the parsed representation of
1539 * Failure: E_INVALIDARG, if any parameter is invalid.
1540 * DISP_E_TYPEMISMATCH, if the string is not a number or is formatted
1542 * DISP_E_OVERFLOW, if rgbDig is too small to hold the number.
1545 * pNumprs must have the following fields set:
1546 * cDig: Set to the size of rgbDig.
1547 * dwInFlags: Set to the allowable syntax of the number using NUMPRS_ flags
1551 * - I am unsure if this function should parse non-arabic (e.g. Thai)
1552 * numerals, so this has not been implemented.
1554 HRESULT WINAPI
VarParseNumFromStr(OLECHAR
*lpszStr
, LCID lcid
, ULONG dwFlags
,
1555 NUMPARSE
*pNumprs
, BYTE
*rgbDig
)
1557 VARIANT_NUMBER_CHARS chars
;
1559 DWORD dwState
= B_EXPONENT_START
|B_INEXACT_ZEROS
;
1560 int iMaxDigits
= sizeof(rgbTmp
) / sizeof(BYTE
);
1563 TRACE("(%s,%d,0x%08x,%p,%p)\n", debugstr_w(lpszStr
), lcid
, dwFlags
, pNumprs
, rgbDig
);
1565 if (!pNumprs
|| !rgbDig
)
1566 return E_INVALIDARG
;
1568 if (pNumprs
->cDig
< iMaxDigits
)
1569 iMaxDigits
= pNumprs
->cDig
;
1572 pNumprs
->dwOutFlags
= 0;
1573 pNumprs
->cchUsed
= 0;
1574 pNumprs
->nBaseShift
= 0;
1575 pNumprs
->nPwr10
= 0;
1578 return DISP_E_TYPEMISMATCH
;
1580 VARIANT_GetLocalisedNumberChars(&chars
, lcid
, dwFlags
);
1582 /* First consume all the leading symbols and space from the string */
1585 if (pNumprs
->dwInFlags
& NUMPRS_LEADING_WHITE
&& isspaceW(*lpszStr
))
1587 pNumprs
->dwOutFlags
|= NUMPRS_LEADING_WHITE
;
1592 } while (isspaceW(*lpszStr
));
1594 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_PLUS
&&
1595 *lpszStr
== chars
.cPositiveSymbol
&&
1596 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_PLUS
))
1598 pNumprs
->dwOutFlags
|= NUMPRS_LEADING_PLUS
;
1602 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_MINUS
&&
1603 *lpszStr
== chars
.cNegativeSymbol
&&
1604 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_MINUS
))
1606 pNumprs
->dwOutFlags
|= (NUMPRS_LEADING_MINUS
|NUMPRS_NEG
);
1610 else if (pNumprs
->dwInFlags
& NUMPRS_CURRENCY
&&
1611 !(pNumprs
->dwOutFlags
& NUMPRS_CURRENCY
) &&
1612 *lpszStr
== chars
.cCurrencyLocal
&&
1613 (!chars
.cCurrencyLocal2
|| lpszStr
[1] == chars
.cCurrencyLocal2
))
1615 pNumprs
->dwOutFlags
|= NUMPRS_CURRENCY
;
1618 /* Only accept currency characters */
1619 chars
.cDecimalPoint
= chars
.cCurrencyDecimalPoint
;
1620 chars
.cDigitSeparator
= chars
.cCurrencyDigitSeparator
;
1622 else if (pNumprs
->dwInFlags
& NUMPRS_PARENS
&& *lpszStr
== '(' &&
1623 !(pNumprs
->dwOutFlags
& NUMPRS_PARENS
))
1625 pNumprs
->dwOutFlags
|= NUMPRS_PARENS
;
1633 if (!(pNumprs
->dwOutFlags
& NUMPRS_CURRENCY
))
1635 /* Only accept non-currency characters */
1636 chars
.cCurrencyDecimalPoint
= chars
.cDecimalPoint
;
1637 chars
.cCurrencyDigitSeparator
= chars
.cDigitSeparator
;
1640 if ((*lpszStr
== '&' && (*(lpszStr
+1) == 'H' || *(lpszStr
+1) == 'h')) &&
1641 pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1643 dwState
|= B_PROCESSING_HEX
;
1644 pNumprs
->dwOutFlags
|= NUMPRS_HEX_OCT
;
1648 else if ((*lpszStr
== '&' && (*(lpszStr
+1) == 'O' || *(lpszStr
+1) == 'o')) &&
1649 pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1651 dwState
|= B_PROCESSING_OCT
;
1652 pNumprs
->dwOutFlags
|= NUMPRS_HEX_OCT
;
1657 /* Strip Leading zeros */
1658 while (*lpszStr
== '0')
1660 dwState
|= B_LEADING_ZERO
;
1667 if (isdigitW(*lpszStr
))
1669 if (dwState
& B_PROCESSING_EXPONENT
)
1671 int exponentSize
= 0;
1672 if (dwState
& B_EXPONENT_START
)
1674 if (!isdigitW(*lpszStr
))
1675 break; /* No exponent digits - invalid */
1676 while (*lpszStr
== '0')
1678 /* Skip leading zero's in the exponent */
1684 while (isdigitW(*lpszStr
))
1687 exponentSize
+= *lpszStr
- '0';
1691 if (dwState
& B_NEGATIVE_EXPONENT
)
1692 exponentSize
= -exponentSize
;
1693 /* Add the exponent into the powers of 10 */
1694 pNumprs
->nPwr10
+= exponentSize
;
1695 dwState
&= ~(B_PROCESSING_EXPONENT
|B_EXPONENT_START
);
1696 lpszStr
--; /* back up to allow processing of next char */
1700 if ((pNumprs
->cDig
>= iMaxDigits
) && !(dwState
& B_PROCESSING_HEX
)
1701 && !(dwState
& B_PROCESSING_OCT
))
1703 pNumprs
->dwOutFlags
|= NUMPRS_INEXACT
;
1705 if (*lpszStr
!= '0')
1706 dwState
&= ~B_INEXACT_ZEROS
; /* Inexact number with non-trailing zeros */
1708 /* This digit can't be represented, but count it in nPwr10 */
1709 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1716 if ((dwState
& B_PROCESSING_OCT
) && ((*lpszStr
== '8') || (*lpszStr
== '9'))) {
1717 return DISP_E_TYPEMISMATCH
;
1720 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1721 pNumprs
->nPwr10
--; /* Count decimal points in nPwr10 */
1723 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- '0';
1729 else if (*lpszStr
== chars
.cDigitSeparator
&& pNumprs
->dwInFlags
& NUMPRS_THOUSANDS
)
1731 pNumprs
->dwOutFlags
|= NUMPRS_THOUSANDS
;
1734 else if (*lpszStr
== chars
.cDecimalPoint
&&
1735 pNumprs
->dwInFlags
& NUMPRS_DECIMAL
&&
1736 !(pNumprs
->dwOutFlags
& (NUMPRS_DECIMAL
|NUMPRS_EXPONENT
)))
1738 pNumprs
->dwOutFlags
|= NUMPRS_DECIMAL
;
1741 /* If we have no digits so far, skip leading zeros */
1744 while (lpszStr
[1] == '0')
1746 dwState
|= B_LEADING_ZERO
;
1753 else if (((*lpszStr
>= 'a' && *lpszStr
<= 'f') ||
1754 (*lpszStr
>= 'A' && *lpszStr
<= 'F')) &&
1755 dwState
& B_PROCESSING_HEX
)
1757 if (pNumprs
->cDig
>= iMaxDigits
)
1759 return DISP_E_OVERFLOW
;
1763 if (*lpszStr
>= 'a')
1764 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- 'a' + 10;
1766 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- 'A' + 10;
1771 else if ((*lpszStr
== 'e' || *lpszStr
== 'E') &&
1772 pNumprs
->dwInFlags
& NUMPRS_EXPONENT
&&
1773 !(pNumprs
->dwOutFlags
& NUMPRS_EXPONENT
))
1775 dwState
|= B_PROCESSING_EXPONENT
;
1776 pNumprs
->dwOutFlags
|= NUMPRS_EXPONENT
;
1779 else if (dwState
& B_PROCESSING_EXPONENT
&& *lpszStr
== chars
.cPositiveSymbol
)
1781 cchUsed
++; /* Ignore positive exponent */
1783 else if (dwState
& B_PROCESSING_EXPONENT
&& *lpszStr
== chars
.cNegativeSymbol
)
1785 dwState
|= B_NEGATIVE_EXPONENT
;
1789 break; /* Stop at an unrecognised character */
1794 if (!pNumprs
->cDig
&& dwState
& B_LEADING_ZERO
)
1796 /* Ensure a 0 on its own gets stored */
1801 if (pNumprs
->dwOutFlags
& NUMPRS_EXPONENT
&& dwState
& B_PROCESSING_EXPONENT
)
1803 pNumprs
->cchUsed
= cchUsed
;
1804 WARN("didn't completely parse exponent\n");
1805 return DISP_E_TYPEMISMATCH
; /* Failed to completely parse the exponent */
1808 if (pNumprs
->dwOutFlags
& NUMPRS_INEXACT
)
1810 if (dwState
& B_INEXACT_ZEROS
)
1811 pNumprs
->dwOutFlags
&= ~NUMPRS_INEXACT
; /* All zeros doesn't set NUMPRS_INEXACT */
1812 } else if(pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1814 /* copy all of the digits into the output digit buffer */
1815 /* this is exactly what windows does although it also returns */
1816 /* cDig of X and writes X+Y where Y>=0 number of digits to rgbDig */
1817 memcpy(rgbDig
, rgbTmp
, pNumprs
->cDig
* sizeof(BYTE
));
1819 if (dwState
& B_PROCESSING_HEX
) {
1820 /* hex numbers have always the same format */
1822 pNumprs
->nBaseShift
=4;
1824 if (dwState
& B_PROCESSING_OCT
) {
1825 /* oct numbers have always the same format */
1827 pNumprs
->nBaseShift
=3;
1829 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1838 /* Remove trailing zeros from the last (whole number or decimal) part */
1839 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1846 if (pNumprs
->cDig
<= iMaxDigits
)
1847 pNumprs
->dwOutFlags
&= ~NUMPRS_INEXACT
; /* Ignore stripped zeros for NUMPRS_INEXACT */
1849 pNumprs
->cDig
= iMaxDigits
; /* Only return iMaxDigits worth of digits */
1851 /* Copy the digits we processed into rgbDig */
1852 memcpy(rgbDig
, rgbTmp
, pNumprs
->cDig
* sizeof(BYTE
));
1854 /* Consume any trailing symbols and space */
1857 if ((pNumprs
->dwInFlags
& NUMPRS_TRAILING_WHITE
) && isspaceW(*lpszStr
))
1859 pNumprs
->dwOutFlags
|= NUMPRS_TRAILING_WHITE
;
1864 } while (isspaceW(*lpszStr
));
1866 else if (pNumprs
->dwInFlags
& NUMPRS_TRAILING_PLUS
&&
1867 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_PLUS
) &&
1868 *lpszStr
== chars
.cPositiveSymbol
)
1870 pNumprs
->dwOutFlags
|= NUMPRS_TRAILING_PLUS
;
1874 else if (pNumprs
->dwInFlags
& NUMPRS_TRAILING_MINUS
&&
1875 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_MINUS
) &&
1876 *lpszStr
== chars
.cNegativeSymbol
)
1878 pNumprs
->dwOutFlags
|= (NUMPRS_TRAILING_MINUS
|NUMPRS_NEG
);
1882 else if (pNumprs
->dwInFlags
& NUMPRS_PARENS
&& *lpszStr
== ')' &&
1883 pNumprs
->dwOutFlags
& NUMPRS_PARENS
)
1887 pNumprs
->dwOutFlags
|= NUMPRS_NEG
;
1893 if (pNumprs
->dwOutFlags
& NUMPRS_PARENS
&& !(pNumprs
->dwOutFlags
& NUMPRS_NEG
))
1895 pNumprs
->cchUsed
= cchUsed
;
1896 return DISP_E_TYPEMISMATCH
; /* Opening parenthesis not matched */
1899 if (pNumprs
->dwInFlags
& NUMPRS_USE_ALL
&& *lpszStr
!= '\0')
1900 return DISP_E_TYPEMISMATCH
; /* Not all chars were consumed */
1903 return DISP_E_TYPEMISMATCH
; /* No Number found */
1905 pNumprs
->cchUsed
= cchUsed
;
1909 /* VTBIT flags indicating an integer value */
1910 #define INTEGER_VTBITS (VTBIT_I1|VTBIT_UI1|VTBIT_I2|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|VTBIT_I8|VTBIT_UI8)
1911 /* VTBIT flags indicating a real number value */
1912 #define REAL_VTBITS (VTBIT_R4|VTBIT_R8|VTBIT_CY)
1914 /* Helper macros to check whether bit pattern fits in VARIANT (x is a ULONG64 ) */
1915 #define FITS_AS_I1(x) ((x) >> 8 == 0)
1916 #define FITS_AS_I2(x) ((x) >> 16 == 0)
1917 #define FITS_AS_I4(x) ((x) >> 32 == 0)
1919 /**********************************************************************
1920 * VarNumFromParseNum [OLEAUT32.47]
1922 * Convert a NUMPARSE structure into a numeric Variant type.
1925 * pNumprs [I] Source for parsed number. cDig must be set to the size of rgbDig
1926 * rgbDig [I] Source for the numbers digits
1927 * dwVtBits [I] VTBIT_ flags from "oleauto.h" indicating the acceptable dest types
1928 * pVarDst [O] Destination for the converted Variant value.
1931 * Success: S_OK. pVarDst contains the converted value.
1932 * Failure: E_INVALIDARG, if any parameter is invalid.
1933 * DISP_E_OVERFLOW, if the number is too big for the types set in dwVtBits.
1936 * - The smallest favoured type present in dwVtBits that can represent the
1937 * number in pNumprs without losing precision is used.
1938 * - Signed types are preferred over unsigned types of the same size.
1939 * - Preferred types in order are: integer, float, double, currency then decimal.
1940 * - Rounding (dropping of decimal points) occurs without error. See VarI8FromR8()
1941 * for details of the rounding method.
1942 * - pVarDst is not cleared before the result is stored in it.
1943 * - WinXP and Win2003 support VTBIT_I8, VTBIT_UI8 but that's buggy (by
1944 * design?): If some other VTBIT's for integers are specified together
1945 * with VTBIT_I8 and the number will fit only in a VT_I8 Windows will "cast"
1946 * the number to the smallest requested integer truncating this way the
1947 * number. Wine doesn't implement this "feature" (yet?).
1949 HRESULT WINAPI
VarNumFromParseNum(NUMPARSE
*pNumprs
, BYTE
*rgbDig
,
1950 ULONG dwVtBits
, VARIANT
*pVarDst
)
1952 /* Scale factors and limits for double arithmetic */
1953 static const double dblMultipliers
[11] = {
1954 1.0, 10.0, 100.0, 1000.0, 10000.0, 100000.0,
1955 1000000.0, 10000000.0, 100000000.0, 1000000000.0, 10000000000.0
1957 static const double dblMinimums
[11] = {
1958 R8_MIN
, R8_MIN
*10.0, R8_MIN
*100.0, R8_MIN
*1000.0, R8_MIN
*10000.0,
1959 R8_MIN
*100000.0, R8_MIN
*1000000.0, R8_MIN
*10000000.0,
1960 R8_MIN
*100000000.0, R8_MIN
*1000000000.0, R8_MIN
*10000000000.0
1962 static const double dblMaximums
[11] = {
1963 R8_MAX
, R8_MAX
/10.0, R8_MAX
/100.0, R8_MAX
/1000.0, R8_MAX
/10000.0,
1964 R8_MAX
/100000.0, R8_MAX
/1000000.0, R8_MAX
/10000000.0,
1965 R8_MAX
/100000000.0, R8_MAX
/1000000000.0, R8_MAX
/10000000000.0
1968 int wholeNumberDigits
, fractionalDigits
, divisor10
= 0, multiplier10
= 0;
1970 TRACE("(%p,%p,0x%x,%p)\n", pNumprs
, rgbDig
, dwVtBits
, pVarDst
);
1972 if (pNumprs
->nBaseShift
)
1974 /* nBaseShift indicates a hex or octal number */
1979 /* Convert the hex or octal number string into a UI64 */
1980 for (i
= 0; i
< pNumprs
->cDig
; i
++)
1982 if (ul64
> ((UI8_MAX
>>pNumprs
->nBaseShift
) - rgbDig
[i
]))
1984 TRACE("Overflow multiplying digits\n");
1985 return DISP_E_OVERFLOW
;
1987 ul64
= (ul64
<<pNumprs
->nBaseShift
) + rgbDig
[i
];
1990 /* also make a negative representation */
1993 /* Try signed and unsigned types in size order */
1994 if (dwVtBits
& VTBIT_I1
&& FITS_AS_I1(ul64
))
1996 V_VT(pVarDst
) = VT_I1
;
1997 V_I1(pVarDst
) = ul64
;
2000 else if (dwVtBits
& VTBIT_UI1
&& FITS_AS_I1(ul64
))
2002 V_VT(pVarDst
) = VT_UI1
;
2003 V_UI1(pVarDst
) = ul64
;
2006 else if (dwVtBits
& VTBIT_I2
&& FITS_AS_I2(ul64
))
2008 V_VT(pVarDst
) = VT_I2
;
2009 V_I2(pVarDst
) = ul64
;
2012 else if (dwVtBits
& VTBIT_UI2
&& FITS_AS_I2(ul64
))
2014 V_VT(pVarDst
) = VT_UI2
;
2015 V_UI2(pVarDst
) = ul64
;
2018 else if (dwVtBits
& VTBIT_I4
&& FITS_AS_I4(ul64
))
2020 V_VT(pVarDst
) = VT_I4
;
2021 V_I4(pVarDst
) = ul64
;
2024 else if (dwVtBits
& VTBIT_UI4
&& FITS_AS_I4(ul64
))
2026 V_VT(pVarDst
) = VT_UI4
;
2027 V_UI4(pVarDst
) = ul64
;
2030 else if (dwVtBits
& VTBIT_I8
&& ((ul64
<= I8_MAX
)||(l64
>=I8_MIN
)))
2032 V_VT(pVarDst
) = VT_I8
;
2033 V_I8(pVarDst
) = ul64
;
2036 else if (dwVtBits
& VTBIT_UI8
)
2038 V_VT(pVarDst
) = VT_UI8
;
2039 V_UI8(pVarDst
) = ul64
;
2042 else if ((dwVtBits
& VTBIT_DECIMAL
) == VTBIT_DECIMAL
)
2044 V_VT(pVarDst
) = VT_DECIMAL
;
2045 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_POS
,0);
2046 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2047 DEC_LO64(&V_DECIMAL(pVarDst
)) = ul64
;
2050 else if (dwVtBits
& VTBIT_R4
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2052 V_VT(pVarDst
) = VT_R4
;
2054 V_R4(pVarDst
) = ul64
;
2056 V_R4(pVarDst
) = l64
;
2059 else if (dwVtBits
& VTBIT_R8
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2061 V_VT(pVarDst
) = VT_R8
;
2063 V_R8(pVarDst
) = ul64
;
2065 V_R8(pVarDst
) = l64
;
2069 TRACE("Overflow: possible return types: 0x%x, value: %s\n", dwVtBits
, wine_dbgstr_longlong(ul64
));
2070 return DISP_E_OVERFLOW
;
2073 /* Count the number of relevant fractional and whole digits stored,
2074 * And compute the divisor/multiplier to scale the number by.
2076 if (pNumprs
->nPwr10
< 0)
2078 if (-pNumprs
->nPwr10
>= pNumprs
->cDig
)
2080 /* A real number < +/- 1.0 e.g. 0.1024 or 0.01024 */
2081 wholeNumberDigits
= 0;
2082 fractionalDigits
= pNumprs
->cDig
;
2083 divisor10
= -pNumprs
->nPwr10
;
2087 /* An exactly represented real number e.g. 1.024 */
2088 wholeNumberDigits
= pNumprs
->cDig
+ pNumprs
->nPwr10
;
2089 fractionalDigits
= pNumprs
->cDig
- wholeNumberDigits
;
2090 divisor10
= pNumprs
->cDig
- wholeNumberDigits
;
2093 else if (pNumprs
->nPwr10
== 0)
2095 /* An exactly represented whole number e.g. 1024 */
2096 wholeNumberDigits
= pNumprs
->cDig
;
2097 fractionalDigits
= 0;
2099 else /* pNumprs->nPwr10 > 0 */
2101 /* A whole number followed by nPwr10 0's e.g. 102400 */
2102 wholeNumberDigits
= pNumprs
->cDig
;
2103 fractionalDigits
= 0;
2104 multiplier10
= pNumprs
->nPwr10
;
2107 TRACE("cDig %d; nPwr10 %d, whole %d, frac %d mult %d; div %d\n",
2108 pNumprs
->cDig
, pNumprs
->nPwr10
, wholeNumberDigits
, fractionalDigits
,
2109 multiplier10
, divisor10
);
2111 if (dwVtBits
& (INTEGER_VTBITS
|VTBIT_DECIMAL
) &&
2112 (!fractionalDigits
|| !(dwVtBits
& (REAL_VTBITS
|VTBIT_CY
|VTBIT_DECIMAL
))))
2114 /* We have one or more integer output choices, and either:
2115 * 1) An integer input value, or
2116 * 2) A real number input value but no floating output choices.
2117 * Alternately, we have a DECIMAL output available and an integer input.
2119 * So, place the integer value into pVarDst, using the smallest type
2120 * possible and preferring signed over unsigned types.
2122 BOOL bOverflow
= FALSE
, bNegative
;
2126 /* Convert the integer part of the number into a UI8 */
2127 for (i
= 0; i
< wholeNumberDigits
; i
++)
2129 if (ul64
> (UI8_MAX
/ 10 - rgbDig
[i
]))
2131 TRACE("Overflow multiplying digits\n");
2135 ul64
= ul64
* 10 + rgbDig
[i
];
2138 /* Account for the scale of the number */
2139 if (!bOverflow
&& multiplier10
)
2141 for (i
= 0; i
< multiplier10
; i
++)
2143 if (ul64
> (UI8_MAX
/ 10))
2145 TRACE("Overflow scaling number\n");
2153 /* If we have any fractional digits, round the value.
2154 * Note we don't have to do this if divisor10 is < 1,
2155 * because this means the fractional part must be < 0.5
2157 if (!bOverflow
&& fractionalDigits
&& divisor10
> 0)
2159 const BYTE
* fracDig
= rgbDig
+ wholeNumberDigits
;
2160 BOOL bAdjust
= FALSE
;
2162 TRACE("first decimal value is %d\n", *fracDig
);
2165 bAdjust
= TRUE
; /* > 0.5 */
2166 else if (*fracDig
== 5)
2168 for (i
= 1; i
< fractionalDigits
; i
++)
2172 bAdjust
= TRUE
; /* > 0.5 */
2176 /* If exactly 0.5, round only odd values */
2177 if (i
== fractionalDigits
&& (ul64
& 1))
2183 if (ul64
== UI8_MAX
)
2185 TRACE("Overflow after rounding\n");
2192 /* Zero is not a negative number */
2193 bNegative
= pNumprs
->dwOutFlags
& NUMPRS_NEG
&& ul64
? TRUE
: FALSE
;
2195 TRACE("Integer value is 0x%s, bNeg %d\n", wine_dbgstr_longlong(ul64
), bNegative
);
2197 /* For negative integers, try the signed types in size order */
2198 if (!bOverflow
&& bNegative
)
2200 if (dwVtBits
& (VTBIT_I1
|VTBIT_I2
|VTBIT_I4
|VTBIT_I8
))
2202 if (dwVtBits
& VTBIT_I1
&& ul64
<= -I1_MIN
)
2204 V_VT(pVarDst
) = VT_I1
;
2205 V_I1(pVarDst
) = -ul64
;
2208 else if (dwVtBits
& VTBIT_I2
&& ul64
<= -I2_MIN
)
2210 V_VT(pVarDst
) = VT_I2
;
2211 V_I2(pVarDst
) = -ul64
;
2214 else if (dwVtBits
& VTBIT_I4
&& ul64
<= -((LONGLONG
)I4_MIN
))
2216 V_VT(pVarDst
) = VT_I4
;
2217 V_I4(pVarDst
) = -ul64
;
2220 else if (dwVtBits
& VTBIT_I8
&& ul64
<= (ULONGLONG
)I8_MAX
+ 1)
2222 V_VT(pVarDst
) = VT_I8
;
2223 V_I8(pVarDst
) = -ul64
;
2226 else if ((dwVtBits
& REAL_VTBITS
) == VTBIT_DECIMAL
)
2228 /* Decimal is only output choice left - fast path */
2229 V_VT(pVarDst
) = VT_DECIMAL
;
2230 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_NEG
,0);
2231 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2232 DEC_LO64(&V_DECIMAL(pVarDst
)) = -ul64
;
2237 else if (!bOverflow
)
2239 /* For positive integers, try signed then unsigned types in size order */
2240 if (dwVtBits
& VTBIT_I1
&& ul64
<= I1_MAX
)
2242 V_VT(pVarDst
) = VT_I1
;
2243 V_I1(pVarDst
) = ul64
;
2246 else if (dwVtBits
& VTBIT_UI1
&& ul64
<= UI1_MAX
)
2248 V_VT(pVarDst
) = VT_UI1
;
2249 V_UI1(pVarDst
) = ul64
;
2252 else if (dwVtBits
& VTBIT_I2
&& ul64
<= I2_MAX
)
2254 V_VT(pVarDst
) = VT_I2
;
2255 V_I2(pVarDst
) = ul64
;
2258 else if (dwVtBits
& VTBIT_UI2
&& ul64
<= UI2_MAX
)
2260 V_VT(pVarDst
) = VT_UI2
;
2261 V_UI2(pVarDst
) = ul64
;
2264 else if (dwVtBits
& VTBIT_I4
&& ul64
<= I4_MAX
)
2266 V_VT(pVarDst
) = VT_I4
;
2267 V_I4(pVarDst
) = ul64
;
2270 else if (dwVtBits
& VTBIT_UI4
&& ul64
<= UI4_MAX
)
2272 V_VT(pVarDst
) = VT_UI4
;
2273 V_UI4(pVarDst
) = ul64
;
2276 else if (dwVtBits
& VTBIT_I8
&& ul64
<= I8_MAX
)
2278 V_VT(pVarDst
) = VT_I8
;
2279 V_I8(pVarDst
) = ul64
;
2282 else if (dwVtBits
& VTBIT_UI8
)
2284 V_VT(pVarDst
) = VT_UI8
;
2285 V_UI8(pVarDst
) = ul64
;
2288 else if ((dwVtBits
& REAL_VTBITS
) == VTBIT_DECIMAL
)
2290 /* Decimal is only output choice left - fast path */
2291 V_VT(pVarDst
) = VT_DECIMAL
;
2292 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_POS
,0);
2293 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2294 DEC_LO64(&V_DECIMAL(pVarDst
)) = ul64
;
2300 if (dwVtBits
& REAL_VTBITS
)
2302 /* Try to put the number into a float or real */
2303 BOOL bOverflow
= FALSE
, bNegative
= pNumprs
->dwOutFlags
& NUMPRS_NEG
;
2307 /* Convert the number into a double */
2308 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2309 whole
= whole
* 10.0 + rgbDig
[i
];
2311 TRACE("Whole double value is %16.16g\n", whole
);
2313 /* Account for the scale */
2314 while (multiplier10
> 10)
2316 if (whole
> dblMaximums
[10])
2318 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
);
2322 whole
= whole
* dblMultipliers
[10];
2327 if (whole
> dblMaximums
[multiplier10
])
2329 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
);
2333 whole
= whole
* dblMultipliers
[multiplier10
];
2336 TRACE("Scaled double value is %16.16g\n", whole
);
2338 while (divisor10
> 10)
2340 if (whole
< dblMinimums
[10] && whole
!= 0)
2342 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
); /* Underflow */
2346 whole
= whole
/ dblMultipliers
[10];
2351 if (whole
< dblMinimums
[divisor10
] && whole
!= 0)
2353 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
); /* Underflow */
2357 whole
= whole
/ dblMultipliers
[divisor10
];
2360 TRACE("Final double value is %16.16g\n", whole
);
2362 if (dwVtBits
& VTBIT_R4
&&
2363 ((whole
<= R4_MAX
&& whole
>= R4_MIN
) || whole
== 0.0))
2365 TRACE("Set R4 to final value\n");
2366 V_VT(pVarDst
) = VT_R4
; /* Fits into a float */
2367 V_R4(pVarDst
) = pNumprs
->dwOutFlags
& NUMPRS_NEG
? -whole
: whole
;
2371 if (dwVtBits
& VTBIT_R8
)
2373 TRACE("Set R8 to final value\n");
2374 V_VT(pVarDst
) = VT_R8
; /* Fits into a double */
2375 V_R8(pVarDst
) = pNumprs
->dwOutFlags
& NUMPRS_NEG
? -whole
: whole
;
2379 if (dwVtBits
& VTBIT_CY
)
2381 if (SUCCEEDED(VarCyFromR8(bNegative
? -whole
: whole
, &V_CY(pVarDst
))))
2383 V_VT(pVarDst
) = VT_CY
; /* Fits into a currency */
2384 TRACE("Set CY to final value\n");
2387 TRACE("Value Overflows CY\n");
2391 if (dwVtBits
& VTBIT_DECIMAL
)
2396 DECIMAL
* pDec
= &V_DECIMAL(pVarDst
);
2398 DECIMAL_SETZERO(*pDec
);
2401 if (pNumprs
->dwOutFlags
& NUMPRS_NEG
)
2402 DEC_SIGN(pDec
) = DECIMAL_NEG
;
2404 DEC_SIGN(pDec
) = DECIMAL_POS
;
2406 /* Factor the significant digits */
2407 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2409 tmp
= (ULONG64
)DEC_LO32(pDec
) * 10 + rgbDig
[i
];
2410 carry
= (ULONG
)(tmp
>> 32);
2411 DEC_LO32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2412 tmp
= (ULONG64
)DEC_MID32(pDec
) * 10 + carry
;
2413 carry
= (ULONG
)(tmp
>> 32);
2414 DEC_MID32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2415 tmp
= (ULONG64
)DEC_HI32(pDec
) * 10 + carry
;
2416 DEC_HI32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2418 if (tmp
>> 32 & UI4_MAX
)
2420 VarNumFromParseNum_DecOverflow
:
2421 TRACE("Overflow\n");
2422 DEC_LO32(pDec
) = DEC_MID32(pDec
) = DEC_HI32(pDec
) = UI4_MAX
;
2423 return DISP_E_OVERFLOW
;
2427 /* Account for the scale of the number */
2428 while (multiplier10
> 0)
2430 tmp
= (ULONG64
)DEC_LO32(pDec
) * 10;
2431 carry
= (ULONG
)(tmp
>> 32);
2432 DEC_LO32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2433 tmp
= (ULONG64
)DEC_MID32(pDec
) * 10 + carry
;
2434 carry
= (ULONG
)(tmp
>> 32);
2435 DEC_MID32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2436 tmp
= (ULONG64
)DEC_HI32(pDec
) * 10 + carry
;
2437 DEC_HI32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2439 if (tmp
>> 32 & UI4_MAX
)
2440 goto VarNumFromParseNum_DecOverflow
;
2443 DEC_SCALE(pDec
) = divisor10
;
2445 V_VT(pVarDst
) = VT_DECIMAL
;
2448 return DISP_E_OVERFLOW
; /* No more output choices */
2451 /**********************************************************************
2452 * VarCat [OLEAUT32.318]
2454 * Concatenates one variant onto another.
2457 * left [I] First variant
2458 * right [I] Second variant
2459 * result [O] Result variant
2463 * Failure: An HRESULT error code indicating the error.
2465 HRESULT WINAPI
VarCat(LPVARIANT left
, LPVARIANT right
, LPVARIANT out
)
2467 VARTYPE leftvt
,rightvt
,resultvt
;
2469 static const WCHAR str_true
[] = {'T','r','u','e','\0'};
2470 static const WCHAR str_false
[] = {'F','a','l','s','e','\0'};
2471 static const WCHAR sz_empty
[] = {'\0'};
2472 leftvt
= V_VT(left
);
2473 rightvt
= V_VT(right
);
2475 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
2476 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), out
);
2478 /* when both left and right are NULL the result is NULL */
2479 if (leftvt
== VT_NULL
&& rightvt
== VT_NULL
)
2481 V_VT(out
) = VT_NULL
;
2486 resultvt
= VT_EMPTY
;
2488 /* There are many special case for errors and return types */
2489 if (leftvt
== VT_VARIANT
&& (rightvt
== VT_ERROR
||
2490 rightvt
== VT_DATE
|| rightvt
== VT_DECIMAL
))
2491 hres
= DISP_E_TYPEMISMATCH
;
2492 else if ((leftvt
== VT_I2
|| leftvt
== VT_I4
||
2493 leftvt
== VT_R4
|| leftvt
== VT_R8
||
2494 leftvt
== VT_CY
|| leftvt
== VT_BOOL
||
2495 leftvt
== VT_BSTR
|| leftvt
== VT_I1
||
2496 leftvt
== VT_UI1
|| leftvt
== VT_UI2
||
2497 leftvt
== VT_UI4
|| leftvt
== VT_I8
||
2498 leftvt
== VT_UI8
|| leftvt
== VT_INT
||
2499 leftvt
== VT_UINT
|| leftvt
== VT_EMPTY
||
2500 leftvt
== VT_NULL
|| leftvt
== VT_DATE
||
2501 leftvt
== VT_DECIMAL
|| leftvt
== VT_DISPATCH
)
2503 (rightvt
== VT_I2
|| rightvt
== VT_I4
||
2504 rightvt
== VT_R4
|| rightvt
== VT_R8
||
2505 rightvt
== VT_CY
|| rightvt
== VT_BOOL
||
2506 rightvt
== VT_BSTR
|| rightvt
== VT_I1
||
2507 rightvt
== VT_UI1
|| rightvt
== VT_UI2
||
2508 rightvt
== VT_UI4
|| rightvt
== VT_I8
||
2509 rightvt
== VT_UI8
|| rightvt
== VT_INT
||
2510 rightvt
== VT_UINT
|| rightvt
== VT_EMPTY
||
2511 rightvt
== VT_NULL
|| rightvt
== VT_DATE
||
2512 rightvt
== VT_DECIMAL
|| rightvt
== VT_DISPATCH
))
2514 else if (rightvt
== VT_ERROR
&& leftvt
< VT_VOID
)
2515 hres
= DISP_E_TYPEMISMATCH
;
2516 else if (leftvt
== VT_ERROR
&& (rightvt
== VT_DATE
||
2517 rightvt
== VT_ERROR
|| rightvt
== VT_DECIMAL
))
2518 hres
= DISP_E_TYPEMISMATCH
;
2519 else if (rightvt
== VT_DATE
|| rightvt
== VT_ERROR
||
2520 rightvt
== VT_DECIMAL
)
2521 hres
= DISP_E_BADVARTYPE
;
2522 else if (leftvt
== VT_ERROR
|| rightvt
== VT_ERROR
)
2523 hres
= DISP_E_TYPEMISMATCH
;
2524 else if (leftvt
== VT_VARIANT
)
2525 hres
= DISP_E_TYPEMISMATCH
;
2526 else if (rightvt
== VT_VARIANT
&& (leftvt
== VT_EMPTY
||
2527 leftvt
== VT_NULL
|| leftvt
== VT_I2
||
2528 leftvt
== VT_I4
|| leftvt
== VT_R4
||
2529 leftvt
== VT_R8
|| leftvt
== VT_CY
||
2530 leftvt
== VT_DATE
|| leftvt
== VT_BSTR
||
2531 leftvt
== VT_BOOL
|| leftvt
== VT_DECIMAL
||
2532 leftvt
== VT_I1
|| leftvt
== VT_UI1
||
2533 leftvt
== VT_UI2
|| leftvt
== VT_UI4
||
2534 leftvt
== VT_I8
|| leftvt
== VT_UI8
||
2535 leftvt
== VT_INT
|| leftvt
== VT_UINT
))
2536 hres
= DISP_E_TYPEMISMATCH
;
2538 hres
= DISP_E_BADVARTYPE
;
2540 /* if result type is not S_OK, then no need to go further */
2543 V_VT(out
) = resultvt
;
2546 /* Else proceed with formatting inputs to strings */
2549 VARIANT bstrvar_left
, bstrvar_right
;
2550 V_VT(out
) = VT_BSTR
;
2552 VariantInit(&bstrvar_left
);
2553 VariantInit(&bstrvar_right
);
2555 /* Convert left side variant to string */
2556 if (leftvt
!= VT_BSTR
)
2558 if (leftvt
== VT_BOOL
)
2560 /* Bools are handled as True/False strings instead of 0/-1 as in MSDN */
2561 V_VT(&bstrvar_left
) = VT_BSTR
;
2562 if (V_BOOL(left
) == TRUE
)
2563 V_BSTR(&bstrvar_left
) = SysAllocString(str_true
);
2565 V_BSTR(&bstrvar_left
) = SysAllocString(str_false
);
2567 /* Fill with empty string for later concat with right side */
2568 else if (leftvt
== VT_NULL
)
2570 V_VT(&bstrvar_left
) = VT_BSTR
;
2571 V_BSTR(&bstrvar_left
) = SysAllocString(sz_empty
);
2575 hres
= VariantChangeTypeEx(&bstrvar_left
,left
,0,0,VT_BSTR
);
2577 VariantClear(&bstrvar_left
);
2578 VariantClear(&bstrvar_right
);
2579 if (leftvt
== VT_NULL
&& (rightvt
== VT_EMPTY
||
2580 rightvt
== VT_NULL
|| rightvt
== VT_I2
||
2581 rightvt
== VT_I4
|| rightvt
== VT_R4
||
2582 rightvt
== VT_R8
|| rightvt
== VT_CY
||
2583 rightvt
== VT_DATE
|| rightvt
== VT_BSTR
||
2584 rightvt
== VT_BOOL
|| rightvt
== VT_DECIMAL
||
2585 rightvt
== VT_I1
|| rightvt
== VT_UI1
||
2586 rightvt
== VT_UI2
|| rightvt
== VT_UI4
||
2587 rightvt
== VT_I8
|| rightvt
== VT_UI8
||
2588 rightvt
== VT_INT
|| rightvt
== VT_UINT
))
2589 return DISP_E_BADVARTYPE
;
2595 /* convert right side variant to string */
2596 if (rightvt
!= VT_BSTR
)
2598 if (rightvt
== VT_BOOL
)
2600 /* Bools are handled as True/False strings instead of 0/-1 as in MSDN */
2601 V_VT(&bstrvar_right
) = VT_BSTR
;
2602 if (V_BOOL(right
) == TRUE
)
2603 V_BSTR(&bstrvar_right
) = SysAllocString(str_true
);
2605 V_BSTR(&bstrvar_right
) = SysAllocString(str_false
);
2607 /* Fill with empty string for later concat with right side */
2608 else if (rightvt
== VT_NULL
)
2610 V_VT(&bstrvar_right
) = VT_BSTR
;
2611 V_BSTR(&bstrvar_right
) = SysAllocString(sz_empty
);
2615 hres
= VariantChangeTypeEx(&bstrvar_right
,right
,0,0,VT_BSTR
);
2617 VariantClear(&bstrvar_left
);
2618 VariantClear(&bstrvar_right
);
2619 if (rightvt
== VT_NULL
&& (leftvt
== VT_EMPTY
||
2620 leftvt
== VT_NULL
|| leftvt
== VT_I2
||
2621 leftvt
== VT_I4
|| leftvt
== VT_R4
||
2622 leftvt
== VT_R8
|| leftvt
== VT_CY
||
2623 leftvt
== VT_DATE
|| leftvt
== VT_BSTR
||
2624 leftvt
== VT_BOOL
|| leftvt
== VT_DECIMAL
||
2625 leftvt
== VT_I1
|| leftvt
== VT_UI1
||
2626 leftvt
== VT_UI2
|| leftvt
== VT_UI4
||
2627 leftvt
== VT_I8
|| leftvt
== VT_UI8
||
2628 leftvt
== VT_INT
|| leftvt
== VT_UINT
))
2629 return DISP_E_BADVARTYPE
;
2635 /* Concat the resulting strings together */
2636 if (leftvt
== VT_BSTR
&& rightvt
== VT_BSTR
)
2637 VarBstrCat (V_BSTR(left
), V_BSTR(right
), &V_BSTR(out
));
2638 else if (leftvt
!= VT_BSTR
&& rightvt
!= VT_BSTR
)
2639 VarBstrCat (V_BSTR(&bstrvar_left
), V_BSTR(&bstrvar_right
), &V_BSTR(out
));
2640 else if (leftvt
!= VT_BSTR
&& rightvt
== VT_BSTR
)
2641 VarBstrCat (V_BSTR(&bstrvar_left
), V_BSTR(right
), &V_BSTR(out
));
2642 else if (leftvt
== VT_BSTR
&& rightvt
!= VT_BSTR
)
2643 VarBstrCat (V_BSTR(left
), V_BSTR(&bstrvar_right
), &V_BSTR(out
));
2645 VariantClear(&bstrvar_left
);
2646 VariantClear(&bstrvar_right
);
2652 /* Wrapper around VariantChangeTypeEx() which permits changing a
2653 variant with VT_RESERVED flag set. Needed by VarCmp. */
2654 static HRESULT
_VarChangeTypeExWrap (VARIANTARG
* pvargDest
,
2655 VARIANTARG
* pvargSrc
, LCID lcid
, USHORT wFlags
, VARTYPE vt
)
2660 flags
= V_VT(pvargSrc
) & ~VT_TYPEMASK
;
2661 V_VT(pvargSrc
) &= ~VT_RESERVED
;
2662 res
= VariantChangeTypeEx(pvargDest
,pvargSrc
,lcid
,wFlags
,vt
);
2663 V_VT(pvargSrc
) |= flags
;
2668 /**********************************************************************
2669 * VarCmp [OLEAUT32.176]
2671 * Compare two variants.
2674 * left [I] First variant
2675 * right [I] Second variant
2676 * lcid [I] LCID (locale identifier) for the comparison
2677 * flags [I] Flags to be used in the comparison:
2678 * NORM_IGNORECASE, NORM_IGNORENONSPACE, NORM_IGNORESYMBOLS,
2679 * NORM_IGNOREWIDTH, NORM_IGNOREKANATYPE, NORM_IGNOREKASHIDA
2682 * VARCMP_LT: left variant is less than right variant.
2683 * VARCMP_EQ: input variants are equal.
2684 * VARCMP_GT: left variant is greater than right variant.
2685 * VARCMP_NULL: either one of the input variants is NULL.
2686 * Failure: An HRESULT error code indicating the error.
2689 * Native VarCmp up to and including WinXP doesn't like I1, UI2, VT_UI4,
2690 * UI8 and UINT as input variants. INT is accepted only as left variant.
2692 * If both input variants are ERROR then VARCMP_EQ will be returned, else
2693 * an ERROR variant will trigger an error.
2695 * Both input variants can have VT_RESERVED flag set which is ignored
2696 * unless one and only one of the variants is a BSTR and the other one
2697 * is not an EMPTY variant. All four VT_RESERVED combinations have a
2698 * different meaning:
2699 * - BSTR and other: BSTR is always greater than the other variant.
2700 * - BSTR|VT_RESERVED and other: a string comparison is performed.
2701 * - BSTR and other|VT_RESERVED: If the BSTR is a number a numeric
2702 * comparison will take place else the BSTR is always greater.
2703 * - BSTR|VT_RESERVED and other|VT_RESERVED: It seems that the other
2704 * variant is ignored and the return value depends only on the sign
2705 * of the BSTR if it is a number else the BSTR is always greater. A
2706 * positive BSTR is greater, a negative one is smaller than the other
2710 * VarBstrCmp for the lcid and flags usage.
2712 HRESULT WINAPI
VarCmp(LPVARIANT left
, LPVARIANT right
, LCID lcid
, DWORD flags
)
2714 VARTYPE lvt
, rvt
, vt
;
2719 TRACE("(%p->(%s%s),%p->(%s%s),0x%08x,0x%08x)\n", left
, debugstr_VT(left
),
2720 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), lcid
, flags
);
2722 lvt
= V_VT(left
) & VT_TYPEMASK
;
2723 rvt
= V_VT(right
) & VT_TYPEMASK
;
2724 xmask
= (1 << lvt
) | (1 << rvt
);
2726 /* If we have any flag set except VT_RESERVED bail out.
2727 Same for the left input variant type > VT_INT and for the
2728 right input variant type > VT_I8. Yes, VT_INT is only supported
2729 as left variant. Go figure */
2730 if (((V_VT(left
) | V_VT(right
)) & ~VT_TYPEMASK
& ~VT_RESERVED
) ||
2731 lvt
> VT_INT
|| rvt
> VT_I8
) {
2732 return DISP_E_BADVARTYPE
;
2735 /* Don't ask me why but native VarCmp cannot handle: VT_I1, VT_UI2, VT_UI4,
2736 VT_UINT and VT_UI8. Tested with DCOM98, Win2k, WinXP */
2737 if (rvt
== VT_INT
|| xmask
& (VTBIT_I1
| VTBIT_UI2
| VTBIT_UI4
| VTBIT_UI8
|
2738 VTBIT_DISPATCH
| VTBIT_VARIANT
| VTBIT_UNKNOWN
| VTBIT_15
))
2739 return DISP_E_TYPEMISMATCH
;
2741 /* If both variants are VT_ERROR return VARCMP_EQ */
2742 if (xmask
== VTBIT_ERROR
)
2744 else if (xmask
& VTBIT_ERROR
)
2745 return DISP_E_TYPEMISMATCH
;
2747 if (xmask
& VTBIT_NULL
)
2753 /* Two BSTRs, ignore VT_RESERVED */
2754 if (xmask
== VTBIT_BSTR
)
2755 return VarBstrCmp(V_BSTR(left
), V_BSTR(right
), lcid
, flags
);
2757 /* A BSTR and an other variant; we have to take care of VT_RESERVED */
2758 if (xmask
& VTBIT_BSTR
) {
2759 VARIANT
*bstrv
, *nonbv
;
2763 /* Swap the variants so the BSTR is always on the left */
2764 if (lvt
== VT_BSTR
) {
2775 /* BSTR and EMPTY: ignore VT_RESERVED */
2776 if (nonbvt
== VT_EMPTY
)
2777 rc
= (!V_BSTR(bstrv
) || !*V_BSTR(bstrv
)) ? VARCMP_EQ
: VARCMP_GT
;
2779 VARTYPE breserv
= V_VT(bstrv
) & ~VT_TYPEMASK
;
2780 VARTYPE nreserv
= V_VT(nonbv
) & ~VT_TYPEMASK
;
2782 if (!breserv
&& !nreserv
)
2783 /* No VT_RESERVED set ==> BSTR always greater */
2785 else if (breserv
&& !nreserv
) {
2786 /* BSTR has VT_RESERVED set. Do a string comparison */
2787 rc
= VariantChangeTypeEx(&rv
,nonbv
,lcid
,0,VT_BSTR
);
2790 rc
= VarBstrCmp(V_BSTR(bstrv
), V_BSTR(&rv
), lcid
, flags
);
2791 } else if (V_BSTR(bstrv
) && *V_BSTR(bstrv
)) {
2792 /* Non NULL nor empty BSTR */
2793 /* If the BSTR is not a number the BSTR is greater */
2794 rc
= _VarChangeTypeExWrap(&lv
,bstrv
,lcid
,0,VT_R8
);
2797 else if (breserv
&& nreserv
)
2798 /* FIXME: This is strange: with both VT_RESERVED set it
2799 looks like the result depends only on the sign of
2801 rc
= (V_R8(&lv
) >= 0) ? VARCMP_GT
: VARCMP_LT
;
2803 /* Numeric comparison, will be handled below.
2804 VARCMP_NULL used only to break out. */
2809 /* Empty or NULL BSTR */
2812 /* Fixup the return code if we swapped left and right */
2814 if (rc
== VARCMP_GT
)
2816 else if (rc
== VARCMP_LT
)
2819 if (rc
!= VARCMP_NULL
)
2823 if (xmask
& VTBIT_DECIMAL
)
2825 else if (xmask
& VTBIT_BSTR
)
2827 else if (xmask
& VTBIT_R4
)
2829 else if (xmask
& (VTBIT_R8
| VTBIT_DATE
))
2831 else if (xmask
& VTBIT_CY
)
2837 /* Coerce the variants */
2838 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2839 if (rc
== DISP_E_OVERFLOW
&& vt
!= VT_R8
) {
2840 /* Overflow, change to R8 */
2842 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2846 rc
= _VarChangeTypeExWrap(&rv
,right
,lcid
,0,vt
);
2847 if (rc
== DISP_E_OVERFLOW
&& vt
!= VT_R8
) {
2848 /* Overflow, change to R8 */
2850 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2853 rc
= _VarChangeTypeExWrap(&rv
,right
,lcid
,0,vt
);
2858 #define _VARCMP(a,b) \
2859 (((a) == (b)) ? VARCMP_EQ : (((a) < (b)) ? VARCMP_LT : VARCMP_GT))
2863 return VarCyCmp(V_CY(&lv
), V_CY(&rv
));
2865 return VarDecCmp(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
));
2867 return _VARCMP(V_I8(&lv
), V_I8(&rv
));
2869 return _VARCMP(V_R4(&lv
), V_R4(&rv
));
2871 return _VARCMP(V_R8(&lv
), V_R8(&rv
));
2873 /* We should never get here */
2879 static HRESULT
VARIANT_FetchDispatchValue(LPVARIANT pvDispatch
, LPVARIANT pValue
)
2882 static DISPPARAMS emptyParams
= { NULL
, NULL
, 0, 0 };
2884 if ((V_VT(pvDispatch
) & VT_TYPEMASK
) == VT_DISPATCH
) {
2885 if (NULL
== V_DISPATCH(pvDispatch
)) return DISP_E_TYPEMISMATCH
;
2886 hres
= IDispatch_Invoke(V_DISPATCH(pvDispatch
), DISPID_VALUE
, &IID_NULL
,
2887 LOCALE_USER_DEFAULT
, DISPATCH_PROPERTYGET
, &emptyParams
, pValue
,
2890 hres
= DISP_E_TYPEMISMATCH
;
2895 /**********************************************************************
2896 * VarAnd [OLEAUT32.142]
2898 * Computes the logical AND of two variants.
2901 * left [I] First variant
2902 * right [I] Second variant
2903 * result [O] Result variant
2907 * Failure: An HRESULT error code indicating the error.
2909 HRESULT WINAPI
VarAnd(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
2911 HRESULT hres
= S_OK
;
2912 VARTYPE resvt
= VT_EMPTY
;
2913 VARTYPE leftvt
,rightvt
;
2914 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
2915 VARIANT varLeft
, varRight
;
2916 VARIANT tempLeft
, tempRight
;
2918 VariantInit(&varLeft
);
2919 VariantInit(&varRight
);
2920 VariantInit(&tempLeft
);
2921 VariantInit(&tempRight
);
2923 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
2924 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
2926 /* Handle VT_DISPATCH by storing and taking address of returned value */
2927 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
2929 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
2930 if (FAILED(hres
)) goto VarAnd_Exit
;
2933 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
2935 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
2936 if (FAILED(hres
)) goto VarAnd_Exit
;
2940 leftvt
= V_VT(left
)&VT_TYPEMASK
;
2941 rightvt
= V_VT(right
)&VT_TYPEMASK
;
2942 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
2943 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
2945 if (leftExtraFlags
!= rightExtraFlags
)
2947 hres
= DISP_E_BADVARTYPE
;
2950 ExtraFlags
= leftExtraFlags
;
2952 /* Native VarAnd always returns an error when using extra
2953 * flags or if the variant combination is I8 and INT.
2955 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
2956 (leftvt
== VT_INT
&& rightvt
== VT_I8
) ||
2959 hres
= DISP_E_BADVARTYPE
;
2963 /* Determine return type */
2964 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
2966 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
2967 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
2968 leftvt
== VT_INT
|| rightvt
== VT_INT
||
2969 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
2970 leftvt
== VT_R4
|| rightvt
== VT_R4
||
2971 leftvt
== VT_R8
|| rightvt
== VT_R8
||
2972 leftvt
== VT_CY
|| rightvt
== VT_CY
||
2973 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
2974 leftvt
== VT_I1
|| rightvt
== VT_I1
||
2975 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
2976 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
2977 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
2978 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
2980 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
||
2981 leftvt
== VT_I2
|| rightvt
== VT_I2
||
2982 leftvt
== VT_EMPTY
|| rightvt
== VT_EMPTY
)
2983 if ((leftvt
== VT_NULL
&& rightvt
== VT_UI1
) ||
2984 (leftvt
== VT_UI1
&& rightvt
== VT_NULL
) ||
2985 (leftvt
== VT_UI1
&& rightvt
== VT_UI1
))
2989 else if (leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
2990 (leftvt
== VT_BSTR
&& rightvt
== VT_BSTR
))
2992 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
||
2993 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
2997 hres
= DISP_E_BADVARTYPE
;
3001 if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3004 * Special cases for when left variant is VT_NULL
3005 * (NULL & 0 = NULL, NULL & value = value)
3007 if (leftvt
== VT_NULL
)
3012 case VT_I1
: if (V_I1(right
)) resvt
= VT_NULL
; break;
3013 case VT_UI1
: if (V_UI1(right
)) resvt
= VT_NULL
; break;
3014 case VT_I2
: if (V_I2(right
)) resvt
= VT_NULL
; break;
3015 case VT_UI2
: if (V_UI2(right
)) resvt
= VT_NULL
; break;
3016 case VT_I4
: if (V_I4(right
)) resvt
= VT_NULL
; break;
3017 case VT_UI4
: if (V_UI4(right
)) resvt
= VT_NULL
; break;
3018 case VT_I8
: if (V_I8(right
)) resvt
= VT_NULL
; break;
3019 case VT_UI8
: if (V_UI8(right
)) resvt
= VT_NULL
; break;
3020 case VT_INT
: if (V_INT(right
)) resvt
= VT_NULL
; break;
3021 case VT_UINT
: if (V_UINT(right
)) resvt
= VT_NULL
; break;
3022 case VT_BOOL
: if (V_BOOL(right
)) resvt
= VT_NULL
; break;
3023 case VT_R4
: if (V_R4(right
)) resvt
= VT_NULL
; break;
3024 case VT_R8
: if (V_R8(right
)) resvt
= VT_NULL
; break;
3026 if(V_CY(right
).int64
)
3030 if (DEC_HI32(&V_DECIMAL(right
)) ||
3031 DEC_LO64(&V_DECIMAL(right
)))
3035 hres
= VarBoolFromStr(V_BSTR(right
),
3036 LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
3040 V_VT(result
) = VT_NULL
;
3043 V_VT(result
) = VT_BOOL
;
3049 V_VT(result
) = resvt
;
3053 hres
= VariantCopy(&varLeft
, left
);
3054 if (FAILED(hres
)) goto VarAnd_Exit
;
3056 hres
= VariantCopy(&varRight
, right
);
3057 if (FAILED(hres
)) goto VarAnd_Exit
;
3059 if (resvt
== VT_I4
&& V_VT(&varLeft
) == VT_UI4
)
3060 V_VT(&varLeft
) = VT_I4
; /* Don't overflow */
3065 if (V_VT(&varLeft
) == VT_BSTR
&&
3066 FAILED(VarR8FromStr(V_BSTR(&varLeft
),
3067 LOCALE_USER_DEFAULT
, 0, &d
)))
3068 hres
= VariantChangeType(&varLeft
,&varLeft
,
3069 VARIANT_LOCALBOOL
, VT_BOOL
);
3070 if (SUCCEEDED(hres
) && V_VT(&varLeft
) != resvt
)
3071 hres
= VariantChangeType(&varLeft
,&varLeft
,0,resvt
);
3072 if (FAILED(hres
)) goto VarAnd_Exit
;
3075 if (resvt
== VT_I4
&& V_VT(&varRight
) == VT_UI4
)
3076 V_VT(&varRight
) = VT_I4
; /* Don't overflow */
3081 if (V_VT(&varRight
) == VT_BSTR
&&
3082 FAILED(VarR8FromStr(V_BSTR(&varRight
),
3083 LOCALE_USER_DEFAULT
, 0, &d
)))
3084 hres
= VariantChangeType(&varRight
, &varRight
,
3085 VARIANT_LOCALBOOL
, VT_BOOL
);
3086 if (SUCCEEDED(hres
) && V_VT(&varRight
) != resvt
)
3087 hres
= VariantChangeType(&varRight
, &varRight
, 0, resvt
);
3088 if (FAILED(hres
)) goto VarAnd_Exit
;
3091 V_VT(result
) = resvt
;
3095 V_I8(result
) = V_I8(&varLeft
) & V_I8(&varRight
);
3098 V_I4(result
) = V_I4(&varLeft
) & V_I4(&varRight
);
3101 V_I2(result
) = V_I2(&varLeft
) & V_I2(&varRight
);
3104 V_UI1(result
) = V_UI1(&varLeft
) & V_UI1(&varRight
);
3107 V_BOOL(result
) = V_BOOL(&varLeft
) & V_BOOL(&varRight
);
3110 FIXME("Couldn't bitwise AND variant types %d,%d\n",
3115 VariantClear(&varLeft
);
3116 VariantClear(&varRight
);
3117 VariantClear(&tempLeft
);
3118 VariantClear(&tempRight
);
3123 /**********************************************************************
3124 * VarAdd [OLEAUT32.141]
3129 * left [I] First variant
3130 * right [I] Second variant
3131 * result [O] Result variant
3135 * Failure: An HRESULT error code indicating the error.
3138 * Native VarAdd up to and including WinXP doesn't like I1, UI2, UI4,
3139 * UI8, INT and UINT as input variants.
3141 * Native VarAdd doesn't check for NULL in/out pointers and crashes. We do the
3145 * Overflow checking for R8 (double) overflow. Return DISP_E_OVERFLOW in that
3148 HRESULT WINAPI
VarAdd(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3151 VARTYPE lvt
, rvt
, resvt
, tvt
;
3153 VARIANT tempLeft
, tempRight
;
3156 /* Variant priority for coercion. Sorted from lowest to highest.
3157 VT_ERROR shows an invalid input variant type. */
3158 enum coerceprio
{ vt_EMPTY
, vt_UI1
, vt_I2
, vt_I4
, vt_I8
, vt_BSTR
,vt_R4
,
3159 vt_R8
, vt_CY
, vt_DATE
, vt_DECIMAL
, vt_DISPATCH
, vt_NULL
,
3161 /* Mapping from priority to variant type. Keep in sync with coerceprio! */
3162 static const VARTYPE prio2vt
[] = { VT_EMPTY
, VT_UI1
, VT_I2
, VT_I4
, VT_I8
, VT_BSTR
, VT_R4
,
3163 VT_R8
, VT_CY
, VT_DATE
, VT_DECIMAL
, VT_DISPATCH
,
3164 VT_NULL
, VT_ERROR
};
3166 /* Mapping for coercion from input variant to priority of result variant. */
3167 static const VARTYPE coerce
[] = {
3168 /* VT_EMPTY, VT_NULL, VT_I2, VT_I4, VT_R4 */
3169 vt_EMPTY
, vt_NULL
, vt_I2
, vt_I4
, vt_R4
,
3170 /* VT_R8, VT_CY, VT_DATE, VT_BSTR, VT_DISPATCH */
3171 vt_R8
, vt_CY
, vt_DATE
, vt_BSTR
, vt_DISPATCH
,
3172 /* VT_ERROR, VT_BOOL, VT_VARIANT, VT_UNKNOWN, VT_DECIMAL */
3173 vt_ERROR
, vt_I2
, vt_ERROR
, vt_ERROR
, vt_DECIMAL
,
3174 /* 15, VT_I1, VT_UI1, VT_UI2, VT_UI4 VT_I8 */
3175 vt_ERROR
, vt_ERROR
, vt_UI1
, vt_ERROR
, vt_ERROR
, vt_I8
3178 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
3179 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
),
3185 VariantInit(&tempLeft
);
3186 VariantInit(&tempRight
);
3188 /* Handle VT_DISPATCH by storing and taking address of returned value */
3189 if ((V_VT(left
) & VT_TYPEMASK
) != VT_NULL
&& (V_VT(right
) & VT_TYPEMASK
) != VT_NULL
)
3191 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3193 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3194 if (FAILED(hres
)) goto end
;
3197 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3199 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3200 if (FAILED(hres
)) goto end
;
3205 lvt
= V_VT(left
)&VT_TYPEMASK
;
3206 rvt
= V_VT(right
)&VT_TYPEMASK
;
3208 /* If we have any flag set (VT_ARRAY, VT_VECTOR, etc.) bail out.
3209 Same for any input variant type > VT_I8 */
3210 if (V_VT(left
) & ~VT_TYPEMASK
|| V_VT(right
) & ~VT_TYPEMASK
||
3211 lvt
> VT_I8
|| rvt
> VT_I8
) {
3212 hres
= DISP_E_BADVARTYPE
;
3216 /* Determine the variant type to coerce to. */
3217 if (coerce
[lvt
] > coerce
[rvt
]) {
3218 resvt
= prio2vt
[coerce
[lvt
]];
3219 tvt
= prio2vt
[coerce
[rvt
]];
3221 resvt
= prio2vt
[coerce
[rvt
]];
3222 tvt
= prio2vt
[coerce
[lvt
]];
3225 /* Special cases where the result variant type is defined by both
3226 input variants and not only that with the highest priority */
3227 if (resvt
== VT_BSTR
) {
3228 if (tvt
== VT_EMPTY
|| tvt
== VT_BSTR
)
3233 if (resvt
== VT_R4
&& (tvt
== VT_BSTR
|| tvt
== VT_I8
|| tvt
== VT_I4
))
3236 /* For overflow detection use the biggest compatible type for the
3240 hres
= DISP_E_BADVARTYPE
;
3244 V_VT(result
) = VT_NULL
;
3247 FIXME("cannot handle variant type VT_DISPATCH\n");
3248 hres
= DISP_E_TYPEMISMATCH
;
3267 /* Now coerce the variants */
3268 hres
= VariantChangeType(&lv
, left
, 0, tvt
);
3271 hres
= VariantChangeType(&rv
, right
, 0, tvt
);
3277 V_VT(result
) = resvt
;
3280 hres
= VarDecAdd(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
),
3281 &V_DECIMAL(result
));
3284 hres
= VarCyAdd(V_CY(&lv
), V_CY(&rv
), &V_CY(result
));
3287 /* We do not add those, we concatenate them. */
3288 hres
= VarBstrCat(V_BSTR(&lv
), V_BSTR(&rv
), &V_BSTR(result
));
3291 /* Overflow detection */
3292 r8res
= (double)V_I8(&lv
) + (double)V_I8(&rv
);
3293 if (r8res
> (double)I8_MAX
|| r8res
< (double)I8_MIN
) {
3294 V_VT(result
) = VT_R8
;
3295 V_R8(result
) = r8res
;
3299 V_I8(&tv
) = V_I8(&lv
) + V_I8(&rv
);
3304 /* FIXME: overflow detection */
3305 V_R8(&tv
) = V_R8(&lv
) + V_R8(&rv
);
3308 ERR("We shouldn't get here! tvt = %d!\n", tvt
);
3312 if ((hres
= VariantChangeType(result
, &tv
, 0, resvt
)) != S_OK
) {
3313 /* Overflow! Change to the vartype with the next higher priority.
3314 With one exception: I4 ==> R8 even if it would fit in I8 */
3318 resvt
= prio2vt
[coerce
[resvt
] + 1];
3319 hres
= VariantChangeType(result
, &tv
, 0, resvt
);
3322 hres
= VariantCopy(result
, &tv
);
3326 V_VT(result
) = VT_EMPTY
;
3327 V_I4(result
) = 0; /* No V_EMPTY */
3332 VariantClear(&tempLeft
);
3333 VariantClear(&tempRight
);
3334 TRACE("returning 0x%8x (variant type %s)\n", hres
, debugstr_VT(result
));
3338 /**********************************************************************
3339 * VarMul [OLEAUT32.156]
3341 * Multiply two variants.
3344 * left [I] First variant
3345 * right [I] Second variant
3346 * result [O] Result variant
3350 * Failure: An HRESULT error code indicating the error.
3353 * Native VarMul up to and including WinXP doesn't like I1, UI2, UI4,
3354 * UI8, INT and UINT as input variants. But it can multiply apples with oranges.
3356 * Native VarMul doesn't check for NULL in/out pointers and crashes. We do the
3360 * Overflow checking for R8 (double) overflow. Return DISP_E_OVERFLOW in that
3363 HRESULT WINAPI
VarMul(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3366 VARTYPE lvt
, rvt
, resvt
, tvt
;
3368 VARIANT tempLeft
, tempRight
;
3371 /* Variant priority for coercion. Sorted from lowest to highest.
3372 VT_ERROR shows an invalid input variant type. */
3373 enum coerceprio
{ vt_UI1
= 0, vt_I2
, vt_I4
, vt_I8
, vt_CY
, vt_R4
, vt_R8
,
3374 vt_DECIMAL
, vt_NULL
, vt_ERROR
};
3375 /* Mapping from priority to variant type. Keep in sync with coerceprio! */
3376 static const VARTYPE prio2vt
[] = { VT_UI1
, VT_I2
, VT_I4
, VT_I8
, VT_CY
, VT_R4
, VT_R8
,
3377 VT_DECIMAL
, VT_NULL
, VT_ERROR
};
3379 /* Mapping for coercion from input variant to priority of result variant. */
3380 static const VARTYPE coerce
[] = {
3381 /* VT_EMPTY, VT_NULL, VT_I2, VT_I4, VT_R4 */
3382 vt_UI1
, vt_NULL
, vt_I2
, vt_I4
, vt_R4
,
3383 /* VT_R8, VT_CY, VT_DATE, VT_BSTR, VT_DISPATCH */
3384 vt_R8
, vt_CY
, vt_R8
, vt_R8
, vt_ERROR
,
3385 /* VT_ERROR, VT_BOOL, VT_VARIANT, VT_UNKNOWN, VT_DECIMAL */
3386 vt_ERROR
, vt_I2
, vt_ERROR
, vt_ERROR
, vt_DECIMAL
,
3387 /* 15, VT_I1, VT_UI1, VT_UI2, VT_UI4 VT_I8 */
3388 vt_ERROR
, vt_ERROR
, vt_UI1
, vt_ERROR
, vt_ERROR
, vt_I8
3391 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
3392 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
),
3398 VariantInit(&tempLeft
);
3399 VariantInit(&tempRight
);
3401 /* Handle VT_DISPATCH by storing and taking address of returned value */
3402 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3404 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3405 if (FAILED(hres
)) goto end
;
3408 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3410 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3411 if (FAILED(hres
)) goto end
;
3415 lvt
= V_VT(left
)&VT_TYPEMASK
;
3416 rvt
= V_VT(right
)&VT_TYPEMASK
;
3418 /* If we have any flag set (VT_ARRAY, VT_VECTOR, etc.) bail out.
3419 Same for any input variant type > VT_I8 */
3420 if (V_VT(left
) & ~VT_TYPEMASK
|| V_VT(right
) & ~VT_TYPEMASK
||
3421 lvt
> VT_I8
|| rvt
> VT_I8
) {
3422 hres
= DISP_E_BADVARTYPE
;
3426 /* Determine the variant type to coerce to. */
3427 if (coerce
[lvt
] > coerce
[rvt
]) {
3428 resvt
= prio2vt
[coerce
[lvt
]];
3429 tvt
= prio2vt
[coerce
[rvt
]];
3431 resvt
= prio2vt
[coerce
[rvt
]];
3432 tvt
= prio2vt
[coerce
[lvt
]];
3435 /* Special cases where the result variant type is defined by both
3436 input variants and not only that with the highest priority */
3437 if (resvt
== VT_R4
&& (tvt
== VT_CY
|| tvt
== VT_I8
|| tvt
== VT_I4
))
3439 if (lvt
== VT_EMPTY
&& rvt
== VT_EMPTY
)
3442 /* For overflow detection use the biggest compatible type for the
3446 hres
= DISP_E_BADVARTYPE
;
3450 V_VT(result
) = VT_NULL
;
3465 /* Now coerce the variants */
3466 hres
= VariantChangeType(&lv
, left
, 0, tvt
);
3469 hres
= VariantChangeType(&rv
, right
, 0, tvt
);
3476 V_VT(result
) = resvt
;
3479 hres
= VarDecMul(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
),
3480 &V_DECIMAL(result
));
3483 hres
= VarCyMul(V_CY(&lv
), V_CY(&rv
), &V_CY(result
));
3486 /* Overflow detection */
3487 r8res
= (double)V_I8(&lv
) * (double)V_I8(&rv
);
3488 if (r8res
> (double)I8_MAX
|| r8res
< (double)I8_MIN
) {
3489 V_VT(result
) = VT_R8
;
3490 V_R8(result
) = r8res
;
3493 V_I8(&tv
) = V_I8(&lv
) * V_I8(&rv
);
3496 /* FIXME: overflow detection */
3497 V_R8(&tv
) = V_R8(&lv
) * V_R8(&rv
);
3500 ERR("We shouldn't get here! tvt = %d!\n", tvt
);
3504 while ((hres
= VariantChangeType(result
, &tv
, 0, resvt
)) != S_OK
) {
3505 /* Overflow! Change to the vartype with the next higher priority.
3506 With one exception: I4 ==> R8 even if it would fit in I8 */
3510 resvt
= prio2vt
[coerce
[resvt
] + 1];
3513 hres
= VariantCopy(result
, &tv
);
3517 V_VT(result
) = VT_EMPTY
;
3518 V_I4(result
) = 0; /* No V_EMPTY */
3523 VariantClear(&tempLeft
);
3524 VariantClear(&tempRight
);
3525 TRACE("returning 0x%8x (variant type %s)\n", hres
, debugstr_VT(result
));
3529 /**********************************************************************
3530 * VarDiv [OLEAUT32.143]
3532 * Divides one variant with another.
3535 * left [I] First variant
3536 * right [I] Second variant
3537 * result [O] Result variant
3541 * Failure: An HRESULT error code indicating the error.
3543 HRESULT WINAPI
VarDiv(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3545 HRESULT hres
= S_OK
;
3546 VARTYPE resvt
= VT_EMPTY
;
3547 VARTYPE leftvt
,rightvt
;
3548 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
3550 VARIANT tempLeft
, tempRight
;
3552 VariantInit(&tempLeft
);
3553 VariantInit(&tempRight
);
3557 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
3558 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
3560 /* Handle VT_DISPATCH by storing and taking address of returned value */
3561 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3563 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3564 if (FAILED(hres
)) goto end
;
3567 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3569 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3570 if (FAILED(hres
)) goto end
;
3574 leftvt
= V_VT(left
)&VT_TYPEMASK
;
3575 rightvt
= V_VT(right
)&VT_TYPEMASK
;
3576 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
3577 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
3579 if (leftExtraFlags
!= rightExtraFlags
)
3581 hres
= DISP_E_BADVARTYPE
;
3584 ExtraFlags
= leftExtraFlags
;
3586 /* Native VarDiv always returns an error when using extra flags */
3587 if (ExtraFlags
!= 0)
3589 hres
= DISP_E_BADVARTYPE
;
3593 /* Determine return type */
3594 if (!(rightvt
== VT_EMPTY
))
3596 if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3598 V_VT(result
) = VT_NULL
;
3602 else if (leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
3604 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
||
3605 leftvt
== VT_CY
|| rightvt
== VT_CY
||
3606 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
3607 leftvt
== VT_I4
|| rightvt
== VT_I4
||
3608 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
||
3609 leftvt
== VT_I2
|| rightvt
== VT_I2
||
3610 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
3611 leftvt
== VT_R8
|| rightvt
== VT_R8
||
3612 leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
3614 if ((leftvt
== VT_UI1
&& rightvt
== VT_R4
) ||
3615 (leftvt
== VT_R4
&& rightvt
== VT_UI1
))
3617 else if ((leftvt
== VT_R4
&& (rightvt
== VT_BOOL
||
3618 rightvt
== VT_I2
)) || (rightvt
== VT_R4
&&
3619 (leftvt
== VT_BOOL
|| leftvt
== VT_I2
)))
3624 else if (leftvt
== VT_R4
|| rightvt
== VT_R4
)
3627 else if (leftvt
== VT_NULL
&& rightvt
== VT_EMPTY
)
3629 V_VT(result
) = VT_NULL
;
3635 hres
= DISP_E_BADVARTYPE
;
3639 /* coerce to the result type */
3640 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
3641 if (hres
!= S_OK
) goto end
;
3643 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
3644 if (hres
!= S_OK
) goto end
;
3647 V_VT(result
) = resvt
;
3651 if (V_R4(&lv
) == 0.0 && V_R4(&rv
) == 0.0)
3653 hres
= DISP_E_OVERFLOW
;
3654 V_VT(result
) = VT_EMPTY
;
3656 else if (V_R4(&rv
) == 0.0)
3658 hres
= DISP_E_DIVBYZERO
;
3659 V_VT(result
) = VT_EMPTY
;
3662 V_R4(result
) = V_R4(&lv
) / V_R4(&rv
);
3665 if (V_R8(&lv
) == 0.0 && V_R8(&rv
) == 0.0)
3667 hres
= DISP_E_OVERFLOW
;
3668 V_VT(result
) = VT_EMPTY
;
3670 else if (V_R8(&rv
) == 0.0)
3672 hres
= DISP_E_DIVBYZERO
;
3673 V_VT(result
) = VT_EMPTY
;
3676 V_R8(result
) = V_R8(&lv
) / V_R8(&rv
);
3679 hres
= VarDecDiv(&(V_DECIMAL(&lv
)), &(V_DECIMAL(&rv
)), &(V_DECIMAL(result
)));
3686 VariantClear(&tempLeft
);
3687 VariantClear(&tempRight
);
3688 TRACE("returning 0x%8x (variant type %s)\n", hres
, debugstr_VT(result
));
3692 /**********************************************************************
3693 * VarSub [OLEAUT32.159]
3695 * Subtract two variants.
3698 * left [I] First variant
3699 * right [I] Second variant
3700 * result [O] Result variant
3704 * Failure: An HRESULT error code indicating the error.
3706 HRESULT WINAPI
VarSub(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3708 HRESULT hres
= S_OK
;
3709 VARTYPE resvt
= VT_EMPTY
;
3710 VARTYPE leftvt
,rightvt
;
3711 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
3713 VARIANT tempLeft
, tempRight
;
3717 VariantInit(&tempLeft
);
3718 VariantInit(&tempRight
);
3720 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
3721 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
3723 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
&&
3724 (V_VT(left
)&(~VT_TYPEMASK
)) == 0 &&
3725 (V_VT(right
) & VT_TYPEMASK
) != VT_NULL
)
3727 if (NULL
== V_DISPATCH(left
)) {
3728 if ((V_VT(right
) & VT_TYPEMASK
) >= VT_INT_PTR
)
3729 hres
= DISP_E_BADVARTYPE
;
3730 else if ((V_VT(right
) & VT_TYPEMASK
) >= VT_UI8
&&
3731 (V_VT(right
) & VT_TYPEMASK
) < VT_RECORD
)
3732 hres
= DISP_E_BADVARTYPE
;
3733 else switch (V_VT(right
) & VT_TYPEMASK
)
3741 hres
= DISP_E_BADVARTYPE
;
3743 if (FAILED(hres
)) goto end
;
3745 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3746 if (FAILED(hres
)) goto end
;
3749 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
&&
3750 (V_VT(right
)&(~VT_TYPEMASK
)) == 0 &&
3751 (V_VT(left
) & VT_TYPEMASK
) != VT_NULL
)
3753 if (NULL
== V_DISPATCH(right
))
3755 if ((V_VT(left
) & VT_TYPEMASK
) >= VT_INT_PTR
)
3756 hres
= DISP_E_BADVARTYPE
;
3757 else if ((V_VT(left
) & VT_TYPEMASK
) >= VT_UI8
&&
3758 (V_VT(left
) & VT_TYPEMASK
) < VT_RECORD
)
3759 hres
= DISP_E_BADVARTYPE
;
3760 else switch (V_VT(left
) & VT_TYPEMASK
)
3768 hres
= DISP_E_BADVARTYPE
;
3770 if (FAILED(hres
)) goto end
;
3772 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3773 if (FAILED(hres
)) goto end
;
3777 leftvt
= V_VT(left
)&VT_TYPEMASK
;
3778 rightvt
= V_VT(right
)&VT_TYPEMASK
;
3779 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
3780 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
3782 if (leftExtraFlags
!= rightExtraFlags
)
3784 hres
= DISP_E_BADVARTYPE
;
3787 ExtraFlags
= leftExtraFlags
;
3789 /* determine return type and return code */
3790 /* All extra flags produce errors */
3791 if (ExtraFlags
== (VT_VECTOR
|VT_BYREF
|VT_RESERVED
) ||
3792 ExtraFlags
== (VT_VECTOR
|VT_RESERVED
) ||
3793 ExtraFlags
== (VT_VECTOR
|VT_BYREF
) ||
3794 ExtraFlags
== (VT_BYREF
|VT_RESERVED
) ||
3795 ExtraFlags
== VT_VECTOR
||
3796 ExtraFlags
== VT_BYREF
||
3797 ExtraFlags
== VT_RESERVED
)
3799 hres
= DISP_E_BADVARTYPE
;
3802 else if (ExtraFlags
>= VT_ARRAY
)
3804 hres
= DISP_E_TYPEMISMATCH
;
3807 /* Native VarSub cannot handle: VT_I1, VT_UI2, VT_UI4,
3808 VT_INT, VT_UINT and VT_UI8. Tested with WinXP */
3809 else if (leftvt
== VT_CLSID
|| rightvt
== VT_CLSID
||
3810 leftvt
== VT_VARIANT
|| rightvt
== VT_VARIANT
||
3811 leftvt
== VT_I1
|| rightvt
== VT_I1
||
3812 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
3813 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
3814 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
3815 leftvt
== VT_INT
|| rightvt
== VT_INT
||
3816 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
3817 leftvt
== VT_UNKNOWN
|| rightvt
== VT_UNKNOWN
||
3818 leftvt
== VT_RECORD
|| rightvt
== VT_RECORD
)
3820 if (leftvt
== VT_RECORD
&& rightvt
== VT_I8
)
3821 hres
= DISP_E_TYPEMISMATCH
;
3822 else if (leftvt
< VT_UI1
&& rightvt
== VT_RECORD
)
3823 hres
= DISP_E_TYPEMISMATCH
;
3824 else if (leftvt
>= VT_UI1
&& rightvt
== VT_RECORD
)
3825 hres
= DISP_E_TYPEMISMATCH
;
3826 else if (leftvt
== VT_RECORD
&& rightvt
<= VT_UI1
)
3827 hres
= DISP_E_TYPEMISMATCH
;
3828 else if (leftvt
== VT_RECORD
&& rightvt
> VT_UI1
)
3829 hres
= DISP_E_BADVARTYPE
;
3831 hres
= DISP_E_BADVARTYPE
;
3834 /* The following flags/types are invalid for left variant */
3835 else if (!((leftvt
<= VT_LPWSTR
|| leftvt
== VT_RECORD
||
3836 leftvt
== VT_CLSID
) && leftvt
!= (VARTYPE
)15 /* undefined vt */ &&
3837 (leftvt
< VT_VOID
|| leftvt
> VT_LPWSTR
)))
3839 hres
= DISP_E_BADVARTYPE
;
3842 /* The following flags/types are invalid for right variant */
3843 else if (!((rightvt
<= VT_LPWSTR
|| rightvt
== VT_RECORD
||
3844 rightvt
== VT_CLSID
) && rightvt
!= (VARTYPE
)15 /* undefined vt */ &&
3845 (rightvt
< VT_VOID
|| rightvt
> VT_LPWSTR
)))
3847 hres
= DISP_E_BADVARTYPE
;
3850 else if ((leftvt
== VT_NULL
&& rightvt
== VT_DISPATCH
) ||
3851 (leftvt
== VT_DISPATCH
&& rightvt
== VT_NULL
))
3853 else if (leftvt
== VT_DISPATCH
|| rightvt
== VT_DISPATCH
||
3854 leftvt
== VT_ERROR
|| rightvt
== VT_ERROR
)
3856 hres
= DISP_E_TYPEMISMATCH
;
3859 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3861 else if ((leftvt
== VT_EMPTY
&& rightvt
== VT_BSTR
) ||
3862 (leftvt
== VT_DATE
&& rightvt
== VT_DATE
) ||
3863 (leftvt
== VT_BSTR
&& rightvt
== VT_EMPTY
) ||
3864 (leftvt
== VT_BSTR
&& rightvt
== VT_BSTR
))
3866 else if (leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
3868 else if (leftvt
== VT_DATE
|| rightvt
== VT_DATE
)
3870 else if (leftvt
== VT_CY
|| rightvt
== VT_CY
)
3872 else if (leftvt
== VT_R8
|| rightvt
== VT_R8
)
3874 else if (leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
3876 else if (leftvt
== VT_R4
|| rightvt
== VT_R4
)
3878 if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
3879 leftvt
== VT_I8
|| rightvt
== VT_I8
)
3884 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
3886 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
)
3888 else if (leftvt
== VT_I2
|| rightvt
== VT_I2
||
3889 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
3890 (leftvt
== VT_EMPTY
&& rightvt
== VT_EMPTY
))
3892 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
3896 hres
= DISP_E_TYPEMISMATCH
;
3900 /* coerce to the result type */
3901 if (leftvt
== VT_BSTR
&& rightvt
== VT_DATE
)
3902 hres
= VariantChangeType(&lv
, left
, 0, VT_R8
);
3904 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
3905 if (hres
!= S_OK
) goto end
;
3906 if (leftvt
== VT_DATE
&& rightvt
== VT_BSTR
)
3907 hres
= VariantChangeType(&rv
, right
, 0, VT_R8
);
3909 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
3910 if (hres
!= S_OK
) goto end
;
3913 V_VT(result
) = resvt
;
3919 V_DATE(result
) = V_DATE(&lv
) - V_DATE(&rv
);
3922 hres
= VarCySub(V_CY(&lv
), V_CY(&rv
), &(V_CY(result
)));
3925 V_R4(result
) = V_R4(&lv
) - V_R4(&rv
);
3928 V_I8(result
) = V_I8(&lv
) - V_I8(&rv
);
3931 V_I4(result
) = V_I4(&lv
) - V_I4(&rv
);
3934 V_I2(result
) = V_I2(&lv
) - V_I2(&rv
);
3937 V_I1(result
) = V_I1(&lv
) - V_I1(&rv
);
3940 V_UI1(result
) = V_UI2(&lv
) - V_UI1(&rv
);
3943 V_R8(result
) = V_R8(&lv
) - V_R8(&rv
);
3946 hres
= VarDecSub(&(V_DECIMAL(&lv
)), &(V_DECIMAL(&rv
)), &(V_DECIMAL(result
)));
3953 VariantClear(&tempLeft
);
3954 VariantClear(&tempRight
);
3955 TRACE("returning 0x%8x (variant type %s)\n", hres
, debugstr_VT(result
));
3960 /**********************************************************************
3961 * VarOr [OLEAUT32.157]
3963 * Perform a logical or (OR) operation on two variants.
3966 * pVarLeft [I] First variant
3967 * pVarRight [I] Variant to OR with pVarLeft
3968 * pVarOut [O] Destination for OR result
3971 * Success: S_OK. pVarOut contains the result of the operation with its type
3972 * taken from the table listed under VarXor().
3973 * Failure: An HRESULT error code indicating the error.
3976 * See the Notes section of VarXor() for further information.
3978 HRESULT WINAPI
VarOr(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
3981 VARIANT varLeft
, varRight
, varStr
;
3983 VARIANT tempLeft
, tempRight
;
3985 VariantInit(&tempLeft
);
3986 VariantInit(&tempRight
);
3987 VariantInit(&varLeft
);
3988 VariantInit(&varRight
);
3989 VariantInit(&varStr
);
3991 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft
, debugstr_VT(pVarLeft
),
3992 debugstr_VF(pVarLeft
), pVarRight
, debugstr_VT(pVarRight
),
3993 debugstr_VF(pVarRight
), pVarOut
);
3995 /* Handle VT_DISPATCH by storing and taking address of returned value */
3996 if ((V_VT(pVarLeft
) & VT_TYPEMASK
) == VT_DISPATCH
)
3998 hRet
= VARIANT_FetchDispatchValue(pVarLeft
, &tempLeft
);
3999 if (FAILED(hRet
)) goto VarOr_Exit
;
4000 pVarLeft
= &tempLeft
;
4002 if ((V_VT(pVarRight
) & VT_TYPEMASK
) == VT_DISPATCH
)
4004 hRet
= VARIANT_FetchDispatchValue(pVarRight
, &tempRight
);
4005 if (FAILED(hRet
)) goto VarOr_Exit
;
4006 pVarRight
= &tempRight
;
4009 if (V_EXTRA_TYPE(pVarLeft
) || V_EXTRA_TYPE(pVarRight
) ||
4010 V_VT(pVarLeft
) == VT_UNKNOWN
|| V_VT(pVarRight
) == VT_UNKNOWN
||
4011 V_VT(pVarLeft
) == VT_DISPATCH
|| V_VT(pVarRight
) == VT_DISPATCH
||
4012 V_VT(pVarLeft
) == VT_RECORD
|| V_VT(pVarRight
) == VT_RECORD
)
4014 hRet
= DISP_E_BADVARTYPE
;
4018 V_VT(&varLeft
) = V_VT(&varRight
) = V_VT(&varStr
) = VT_EMPTY
;
4020 if (V_VT(pVarLeft
) == VT_NULL
|| V_VT(pVarRight
) == VT_NULL
)
4022 /* NULL OR Zero is NULL, NULL OR value is value */
4023 if (V_VT(pVarLeft
) == VT_NULL
)
4024 pVarLeft
= pVarRight
; /* point to the non-NULL var */
4026 V_VT(pVarOut
) = VT_NULL
;
4029 switch (V_VT(pVarLeft
))
4031 case VT_DATE
: case VT_R8
:
4037 if (V_BOOL(pVarLeft
))
4038 *pVarOut
= *pVarLeft
;
4041 case VT_I2
: case VT_UI2
:
4052 if (V_UI1(pVarLeft
))
4053 *pVarOut
= *pVarLeft
;
4061 case VT_I4
: case VT_UI4
: case VT_INT
: case VT_UINT
:
4067 if (V_CY(pVarLeft
).int64
)
4071 case VT_I8
: case VT_UI8
:
4077 if (DEC_HI32(&V_DECIMAL(pVarLeft
)) || DEC_LO64(&V_DECIMAL(pVarLeft
)))
4085 if (!V_BSTR(pVarLeft
))
4087 hRet
= DISP_E_BADVARTYPE
;
4091 hRet
= VarBoolFromStr(V_BSTR(pVarLeft
), LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
4092 if (SUCCEEDED(hRet
) && b
)
4094 V_VT(pVarOut
) = VT_BOOL
;
4095 V_BOOL(pVarOut
) = b
;
4099 case VT_NULL
: case VT_EMPTY
:
4100 V_VT(pVarOut
) = VT_NULL
;
4104 hRet
= DISP_E_BADVARTYPE
;
4109 if (V_VT(pVarLeft
) == VT_EMPTY
|| V_VT(pVarRight
) == VT_EMPTY
)
4111 if (V_VT(pVarLeft
) == VT_EMPTY
)
4112 pVarLeft
= pVarRight
; /* point to the non-EMPTY var */
4115 /* Since one argument is empty (0), OR'ing it with the other simply
4116 * gives the others value (as 0|x => x). So just convert the other
4117 * argument to the required result type.
4119 switch (V_VT(pVarLeft
))
4122 if (!V_BSTR(pVarLeft
))
4124 hRet
= DISP_E_BADVARTYPE
;
4128 hRet
= VariantCopy(&varStr
, pVarLeft
);
4132 hRet
= VariantChangeType(pVarLeft
, pVarLeft
, 0, VT_BOOL
);
4135 /* Fall Through ... */
4136 case VT_EMPTY
: case VT_UI1
: case VT_BOOL
: case VT_I2
:
4137 V_VT(pVarOut
) = VT_I2
;
4139 case VT_DATE
: case VT_CY
: case VT_DECIMAL
: case VT_R4
: case VT_R8
:
4140 case VT_I1
: case VT_UI2
: case VT_I4
: case VT_UI4
:
4141 case VT_INT
: case VT_UINT
: case VT_UI8
:
4142 V_VT(pVarOut
) = VT_I4
;
4145 V_VT(pVarOut
) = VT_I8
;
4148 hRet
= DISP_E_BADVARTYPE
;
4151 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4154 pVarLeft
= &varLeft
;
4155 hRet
= VariantChangeType(pVarOut
, pVarLeft
, 0, V_VT(pVarOut
));
4159 if (V_VT(pVarLeft
) == VT_BOOL
&& V_VT(pVarRight
) == VT_BOOL
)
4161 V_VT(pVarOut
) = VT_BOOL
;
4162 V_BOOL(pVarOut
) = V_BOOL(pVarLeft
) | V_BOOL(pVarRight
);
4167 if (V_VT(pVarLeft
) == VT_UI1
&& V_VT(pVarRight
) == VT_UI1
)
4169 V_VT(pVarOut
) = VT_UI1
;
4170 V_UI1(pVarOut
) = V_UI1(pVarLeft
) | V_UI1(pVarRight
);
4175 if (V_VT(pVarLeft
) == VT_BSTR
)
4177 hRet
= VariantCopy(&varStr
, pVarLeft
);
4181 hRet
= VariantChangeType(pVarLeft
, pVarLeft
, 0, VT_BOOL
);
4186 if (V_VT(pVarLeft
) == VT_BOOL
&&
4187 (V_VT(pVarRight
) == VT_BOOL
|| V_VT(pVarRight
) == VT_BSTR
))
4191 else if ((V_VT(pVarLeft
) == VT_BOOL
|| V_VT(pVarLeft
) == VT_UI1
||
4192 V_VT(pVarLeft
) == VT_I2
|| V_VT(pVarLeft
) == VT_BSTR
) &&
4193 (V_VT(pVarRight
) == VT_BOOL
|| V_VT(pVarRight
) == VT_UI1
||
4194 V_VT(pVarRight
) == VT_I2
|| V_VT(pVarRight
) == VT_BSTR
))
4198 else if (V_VT(pVarLeft
) == VT_I8
|| V_VT(pVarRight
) == VT_I8
)
4200 if (V_VT(pVarLeft
) == VT_INT
|| V_VT(pVarRight
) == VT_INT
)
4202 hRet
= DISP_E_TYPEMISMATCH
;
4208 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4212 hRet
= VariantCopy(&varRight
, pVarRight
);
4216 if (vt
== VT_I4
&& V_VT(&varLeft
) == VT_UI4
)
4217 V_VT(&varLeft
) = VT_I4
; /* Don't overflow */
4222 if (V_VT(&varLeft
) == VT_BSTR
&&
4223 FAILED(VarR8FromStr(V_BSTR(&varLeft
), LOCALE_USER_DEFAULT
, 0, &d
)))
4224 hRet
= VariantChangeType(&varLeft
, &varLeft
, VARIANT_LOCALBOOL
, VT_BOOL
);
4225 if (SUCCEEDED(hRet
) && V_VT(&varLeft
) != vt
)
4226 hRet
= VariantChangeType(&varLeft
, &varLeft
, 0, vt
);
4231 if (vt
== VT_I4
&& V_VT(&varRight
) == VT_UI4
)
4232 V_VT(&varRight
) = VT_I4
; /* Don't overflow */
4237 if (V_VT(&varRight
) == VT_BSTR
&&
4238 FAILED(VarR8FromStr(V_BSTR(&varRight
), LOCALE_USER_DEFAULT
, 0, &d
)))
4239 hRet
= VariantChangeType(&varRight
, &varRight
, VARIANT_LOCALBOOL
, VT_BOOL
);
4240 if (SUCCEEDED(hRet
) && V_VT(&varRight
) != vt
)
4241 hRet
= VariantChangeType(&varRight
, &varRight
, 0, vt
);
4249 V_I8(pVarOut
) = V_I8(&varLeft
) | V_I8(&varRight
);
4251 else if (vt
== VT_I4
)
4253 V_I4(pVarOut
) = V_I4(&varLeft
) | V_I4(&varRight
);
4257 V_I2(pVarOut
) = V_I2(&varLeft
) | V_I2(&varRight
);
4261 VariantClear(&varStr
);
4262 VariantClear(&varLeft
);
4263 VariantClear(&varRight
);
4264 VariantClear(&tempLeft
);
4265 VariantClear(&tempRight
);
4269 /**********************************************************************
4270 * VarAbs [OLEAUT32.168]
4272 * Convert a variant to its absolute value.
4275 * pVarIn [I] Source variant
4276 * pVarOut [O] Destination for converted value
4279 * Success: S_OK. pVarOut contains the absolute value of pVarIn.
4280 * Failure: An HRESULT error code indicating the error.
4283 * - This function does not process by-reference variants.
4284 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4285 * according to the following table:
4286 *| Input Type Output Type
4287 *| ---------- -----------
4290 *| (All others) Unchanged
4292 HRESULT WINAPI
VarAbs(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4295 HRESULT hRet
= S_OK
;
4300 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
4301 debugstr_VF(pVarIn
), pVarOut
);
4303 /* Handle VT_DISPATCH by storing and taking address of returned value */
4304 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4306 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4307 if (FAILED(hRet
)) goto VarAbs_Exit
;
4311 if (V_ISARRAY(pVarIn
) || V_VT(pVarIn
) == VT_UNKNOWN
||
4312 V_VT(pVarIn
) == VT_DISPATCH
|| V_VT(pVarIn
) == VT_RECORD
||
4313 V_VT(pVarIn
) == VT_ERROR
)
4315 hRet
= DISP_E_TYPEMISMATCH
;
4318 *pVarOut
= *pVarIn
; /* Shallow copy the value, and invert it if needed */
4320 #define ABS_CASE(typ,min) \
4321 case VT_##typ: if (V_##typ(pVarIn) == min) hRet = DISP_E_OVERFLOW; \
4322 else if (V_##typ(pVarIn) < 0) V_##typ(pVarOut) = -V_##typ(pVarIn); \
4325 switch (V_VT(pVarIn
))
4327 ABS_CASE(I1
,I1_MIN
);
4329 V_VT(pVarOut
) = VT_I2
;
4330 /* BOOL->I2, Fall through ... */
4331 ABS_CASE(I2
,I2_MIN
);
4333 ABS_CASE(I4
,I4_MIN
);
4334 ABS_CASE(I8
,I8_MIN
);
4335 ABS_CASE(R4
,R4_MIN
);
4337 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
4340 V_VT(pVarOut
) = VT_R8
;
4342 /* Fall through ... */
4344 ABS_CASE(R8
,R8_MIN
);
4346 hRet
= VarCyAbs(V_CY(pVarIn
), & V_CY(pVarOut
));
4349 DEC_SIGN(&V_DECIMAL(pVarOut
)) &= ~DECIMAL_NEG
;
4359 V_VT(pVarOut
) = VT_I2
;
4364 hRet
= DISP_E_BADVARTYPE
;
4368 VariantClear(&temp
);
4372 /**********************************************************************
4373 * VarFix [OLEAUT32.169]
4375 * Truncate a variants value to a whole number.
4378 * pVarIn [I] Source variant
4379 * pVarOut [O] Destination for converted value
4382 * Success: S_OK. pVarOut contains the converted value.
4383 * Failure: An HRESULT error code indicating the error.
4386 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4387 * according to the following table:
4388 *| Input Type Output Type
4389 *| ---------- -----------
4393 *| All Others Unchanged
4394 * - The difference between this function and VarInt() is that VarInt() rounds
4395 * negative numbers away from 0, while this function rounds them towards zero.
4397 HRESULT WINAPI
VarFix(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4399 HRESULT hRet
= S_OK
;
4404 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
4405 debugstr_VF(pVarIn
), pVarOut
);
4407 /* Handle VT_DISPATCH by storing and taking address of returned value */
4408 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4410 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4411 if (FAILED(hRet
)) goto VarFix_Exit
;
4414 V_VT(pVarOut
) = V_VT(pVarIn
);
4416 switch (V_VT(pVarIn
))
4419 V_UI1(pVarOut
) = V_UI1(pVarIn
);
4422 V_VT(pVarOut
) = VT_I2
;
4425 V_I2(pVarOut
) = V_I2(pVarIn
);
4428 V_I4(pVarOut
) = V_I4(pVarIn
);
4431 V_I8(pVarOut
) = V_I8(pVarIn
);
4434 if (V_R4(pVarIn
) < 0.0f
)
4435 V_R4(pVarOut
) = (float)ceil(V_R4(pVarIn
));
4437 V_R4(pVarOut
) = (float)floor(V_R4(pVarIn
));
4440 V_VT(pVarOut
) = VT_R8
;
4441 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4446 if (V_R8(pVarIn
) < 0.0)
4447 V_R8(pVarOut
) = ceil(V_R8(pVarIn
));
4449 V_R8(pVarOut
) = floor(V_R8(pVarIn
));
4452 hRet
= VarCyFix(V_CY(pVarIn
), &V_CY(pVarOut
));
4455 hRet
= VarDecFix(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4458 V_VT(pVarOut
) = VT_I2
;
4465 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
4466 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
4467 hRet
= DISP_E_BADVARTYPE
;
4469 hRet
= DISP_E_TYPEMISMATCH
;
4473 V_VT(pVarOut
) = VT_EMPTY
;
4474 VariantClear(&temp
);
4479 /**********************************************************************
4480 * VarInt [OLEAUT32.172]
4482 * Truncate a variants value to a whole number.
4485 * pVarIn [I] Source variant
4486 * pVarOut [O] Destination for converted value
4489 * Success: S_OK. pVarOut contains the converted value.
4490 * Failure: An HRESULT error code indicating the error.
4493 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4494 * according to the following table:
4495 *| Input Type Output Type
4496 *| ---------- -----------
4500 *| All Others Unchanged
4501 * - The difference between this function and VarFix() is that VarFix() rounds
4502 * negative numbers towards 0, while this function rounds them away from zero.
4504 HRESULT WINAPI
VarInt(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4506 HRESULT hRet
= S_OK
;
4511 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
4512 debugstr_VF(pVarIn
), pVarOut
);
4514 /* Handle VT_DISPATCH by storing and taking address of returned value */
4515 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4517 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4518 if (FAILED(hRet
)) goto VarInt_Exit
;
4521 V_VT(pVarOut
) = V_VT(pVarIn
);
4523 switch (V_VT(pVarIn
))
4526 V_R4(pVarOut
) = (float)floor(V_R4(pVarIn
));
4529 V_VT(pVarOut
) = VT_R8
;
4530 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4535 V_R8(pVarOut
) = floor(V_R8(pVarIn
));
4538 hRet
= VarCyInt(V_CY(pVarIn
), &V_CY(pVarOut
));
4541 hRet
= VarDecInt(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4544 hRet
= VarFix(pVarIn
, pVarOut
);
4547 VariantClear(&temp
);
4552 /**********************************************************************
4553 * VarXor [OLEAUT32.167]
4555 * Perform a logical exclusive-or (XOR) operation on two variants.
4558 * pVarLeft [I] First variant
4559 * pVarRight [I] Variant to XOR with pVarLeft
4560 * pVarOut [O] Destination for XOR result
4563 * Success: S_OK. pVarOut contains the result of the operation with its type
4564 * taken from the table below).
4565 * Failure: An HRESULT error code indicating the error.
4568 * - Neither pVarLeft or pVarRight are modified by this function.
4569 * - This function does not process by-reference variants.
4570 * - Input types of VT_BSTR may be numeric strings or boolean text.
4571 * - The type of result stored in pVarOut depends on the types of pVarLeft
4572 * and pVarRight, and will be one of VT_UI1, VT_I2, VT_I4, VT_I8, VT_BOOL,
4573 * or VT_NULL if the function succeeds.
4574 * - Type promotion is inconsistent and as a result certain combinations of
4575 * values will return DISP_E_OVERFLOW even when they could be represented.
4576 * This matches the behaviour of native oleaut32.
4578 HRESULT WINAPI
VarXor(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
4581 VARIANT varLeft
, varRight
;
4582 VARIANT tempLeft
, tempRight
;
4586 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft
, debugstr_VT(pVarLeft
),
4587 debugstr_VF(pVarLeft
), pVarRight
, debugstr_VT(pVarRight
),
4588 debugstr_VF(pVarRight
), pVarOut
);
4590 if (V_EXTRA_TYPE(pVarLeft
) || V_EXTRA_TYPE(pVarRight
) ||
4591 V_VT(pVarLeft
) > VT_UINT
|| V_VT(pVarRight
) > VT_UINT
||
4592 V_VT(pVarLeft
) == VT_VARIANT
|| V_VT(pVarRight
) == VT_VARIANT
||
4593 V_VT(pVarLeft
) == VT_UNKNOWN
|| V_VT(pVarRight
) == VT_UNKNOWN
||
4594 V_VT(pVarLeft
) == (VARTYPE
)15 || V_VT(pVarRight
) == (VARTYPE
)15 ||
4595 V_VT(pVarLeft
) == VT_ERROR
|| V_VT(pVarRight
) == VT_ERROR
)
4596 return DISP_E_BADVARTYPE
;
4598 if (V_VT(pVarLeft
) == VT_NULL
|| V_VT(pVarRight
) == VT_NULL
)
4600 /* NULL XOR anything valid is NULL */
4601 V_VT(pVarOut
) = VT_NULL
;
4605 VariantInit(&tempLeft
);
4606 VariantInit(&tempRight
);
4608 /* Handle VT_DISPATCH by storing and taking address of returned value */
4609 if ((V_VT(pVarLeft
) & VT_TYPEMASK
) == VT_DISPATCH
)
4611 hRet
= VARIANT_FetchDispatchValue(pVarLeft
, &tempLeft
);
4612 if (FAILED(hRet
)) goto VarXor_Exit
;
4613 pVarLeft
= &tempLeft
;
4615 if ((V_VT(pVarRight
) & VT_TYPEMASK
) == VT_DISPATCH
)
4617 hRet
= VARIANT_FetchDispatchValue(pVarRight
, &tempRight
);
4618 if (FAILED(hRet
)) goto VarXor_Exit
;
4619 pVarRight
= &tempRight
;
4622 /* Copy our inputs so we don't disturb anything */
4623 V_VT(&varLeft
) = V_VT(&varRight
) = VT_EMPTY
;
4625 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4629 hRet
= VariantCopy(&varRight
, pVarRight
);
4633 /* Try any strings first as numbers, then as VT_BOOL */
4634 if (V_VT(&varLeft
) == VT_BSTR
)
4636 hRet
= VarR8FromStr(V_BSTR(&varLeft
), LOCALE_USER_DEFAULT
, 0, &d
);
4637 hRet
= VariantChangeType(&varLeft
, &varLeft
, VARIANT_LOCALBOOL
,
4638 FAILED(hRet
) ? VT_BOOL
: VT_I4
);
4643 if (V_VT(&varRight
) == VT_BSTR
)
4645 hRet
= VarR8FromStr(V_BSTR(&varRight
), LOCALE_USER_DEFAULT
, 0, &d
);
4646 hRet
= VariantChangeType(&varRight
, &varRight
, VARIANT_LOCALBOOL
,
4647 FAILED(hRet
) ? VT_BOOL
: VT_I4
);
4652 /* Determine the result type */
4653 if (V_VT(&varLeft
) == VT_I8
|| V_VT(&varRight
) == VT_I8
)
4655 if (V_VT(pVarLeft
) == VT_INT
|| V_VT(pVarRight
) == VT_INT
)
4657 hRet
= DISP_E_TYPEMISMATCH
;
4664 switch ((V_VT(&varLeft
) << 16) | V_VT(&varRight
))
4666 case (VT_BOOL
<< 16) | VT_BOOL
:
4669 case (VT_UI1
<< 16) | VT_UI1
:
4672 case (VT_EMPTY
<< 16) | VT_EMPTY
:
4673 case (VT_EMPTY
<< 16) | VT_UI1
:
4674 case (VT_EMPTY
<< 16) | VT_I2
:
4675 case (VT_EMPTY
<< 16) | VT_BOOL
:
4676 case (VT_UI1
<< 16) | VT_EMPTY
:
4677 case (VT_UI1
<< 16) | VT_I2
:
4678 case (VT_UI1
<< 16) | VT_BOOL
:
4679 case (VT_I2
<< 16) | VT_EMPTY
:
4680 case (VT_I2
<< 16) | VT_UI1
:
4681 case (VT_I2
<< 16) | VT_I2
:
4682 case (VT_I2
<< 16) | VT_BOOL
:
4683 case (VT_BOOL
<< 16) | VT_EMPTY
:
4684 case (VT_BOOL
<< 16) | VT_UI1
:
4685 case (VT_BOOL
<< 16) | VT_I2
:
4694 /* VT_UI4 does not overflow */
4697 if (V_VT(&varLeft
) == VT_UI4
)
4698 V_VT(&varLeft
) = VT_I4
;
4699 if (V_VT(&varRight
) == VT_UI4
)
4700 V_VT(&varRight
) = VT_I4
;
4703 /* Convert our input copies to the result type */
4704 if (V_VT(&varLeft
) != vt
)
4705 hRet
= VariantChangeType(&varLeft
, &varLeft
, 0, vt
);
4709 if (V_VT(&varRight
) != vt
)
4710 hRet
= VariantChangeType(&varRight
, &varRight
, 0, vt
);
4716 /* Calculate the result */
4720 V_I8(pVarOut
) = V_I8(&varLeft
) ^ V_I8(&varRight
);
4723 V_I4(pVarOut
) = V_I4(&varLeft
) ^ V_I4(&varRight
);
4727 V_I2(pVarOut
) = V_I2(&varLeft
) ^ V_I2(&varRight
);
4730 V_UI1(pVarOut
) = V_UI1(&varLeft
) ^ V_UI1(&varRight
);
4735 VariantClear(&varLeft
);
4736 VariantClear(&varRight
);
4737 VariantClear(&tempLeft
);
4738 VariantClear(&tempRight
);
4742 /**********************************************************************
4743 * VarEqv [OLEAUT32.172]
4745 * Determine if two variants contain the same value.
4748 * pVarLeft [I] First variant to compare
4749 * pVarRight [I] Variant to compare to pVarLeft
4750 * pVarOut [O] Destination for comparison result
4753 * Success: S_OK. pVarOut contains the result of the comparison (VARIANT_TRUE
4754 * if equivalent or non-zero otherwise.
4755 * Failure: An HRESULT error code indicating the error.
4758 * - This function simply calls VarXor() on pVarLeft and pVarRight and inverts
4761 HRESULT WINAPI
VarEqv(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
4765 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", pVarLeft
, debugstr_VT(pVarLeft
),
4766 debugstr_VF(pVarLeft
), pVarRight
, debugstr_VT(pVarRight
),
4767 debugstr_VF(pVarRight
), pVarOut
);
4769 hRet
= VarXor(pVarLeft
, pVarRight
, pVarOut
);
4770 if (SUCCEEDED(hRet
))
4772 if (V_VT(pVarOut
) == VT_I8
)
4773 V_I8(pVarOut
) = ~V_I8(pVarOut
);
4775 V_UI4(pVarOut
) = ~V_UI4(pVarOut
);
4780 /**********************************************************************
4781 * VarNeg [OLEAUT32.173]
4783 * Negate the value of a variant.
4786 * pVarIn [I] Source variant
4787 * pVarOut [O] Destination for converted value
4790 * Success: S_OK. pVarOut contains the converted value.
4791 * Failure: An HRESULT error code indicating the error.
4794 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4795 * according to the following table:
4796 *| Input Type Output Type
4797 *| ---------- -----------
4802 *| All Others Unchanged (unless promoted)
4803 * - Where the negated value of a variant does not fit in its base type, the type
4804 * is promoted according to the following table:
4805 *| Input Type Promoted To
4806 *| ---------- -----------
4810 * - The native version of this function returns DISP_E_BADVARTYPE for valid
4811 * variant types that cannot be negated, and returns DISP_E_TYPEMISMATCH
4812 * for types which are not valid. Since this is in contravention of the
4813 * meaning of those error codes and unlikely to be relied on by applications,
4814 * this implementation returns errors consistent with the other high level
4815 * variant math functions.
4817 HRESULT WINAPI
VarNeg(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4819 HRESULT hRet
= S_OK
;
4824 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
4825 debugstr_VF(pVarIn
), pVarOut
);
4827 /* Handle VT_DISPATCH by storing and taking address of returned value */
4828 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4830 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4831 if (FAILED(hRet
)) goto VarNeg_Exit
;
4834 V_VT(pVarOut
) = V_VT(pVarIn
);
4836 switch (V_VT(pVarIn
))
4839 V_VT(pVarOut
) = VT_I2
;
4840 V_I2(pVarOut
) = -V_UI1(pVarIn
);
4843 V_VT(pVarOut
) = VT_I2
;
4846 if (V_I2(pVarIn
) == I2_MIN
)
4848 V_VT(pVarOut
) = VT_I4
;
4849 V_I4(pVarOut
) = -(int)V_I2(pVarIn
);
4852 V_I2(pVarOut
) = -V_I2(pVarIn
);
4855 if (V_I4(pVarIn
) == I4_MIN
)
4857 V_VT(pVarOut
) = VT_R8
;
4858 V_R8(pVarOut
) = -(double)V_I4(pVarIn
);
4861 V_I4(pVarOut
) = -V_I4(pVarIn
);
4864 if (V_I8(pVarIn
) == I8_MIN
)
4866 V_VT(pVarOut
) = VT_R8
;
4867 hRet
= VarR8FromI8(V_I8(pVarIn
), &V_R8(pVarOut
));
4868 V_R8(pVarOut
) *= -1.0;
4871 V_I8(pVarOut
) = -V_I8(pVarIn
);
4874 V_R4(pVarOut
) = -V_R4(pVarIn
);
4878 V_R8(pVarOut
) = -V_R8(pVarIn
);
4881 hRet
= VarCyNeg(V_CY(pVarIn
), &V_CY(pVarOut
));
4884 hRet
= VarDecNeg(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4887 V_VT(pVarOut
) = VT_R8
;
4888 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4889 V_R8(pVarOut
) = -V_R8(pVarOut
);
4892 V_VT(pVarOut
) = VT_I2
;
4899 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
4900 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
4901 hRet
= DISP_E_BADVARTYPE
;
4903 hRet
= DISP_E_TYPEMISMATCH
;
4907 V_VT(pVarOut
) = VT_EMPTY
;
4908 VariantClear(&temp
);
4913 /**********************************************************************
4914 * VarNot [OLEAUT32.174]
4916 * Perform a not operation on a variant.
4919 * pVarIn [I] Source variant
4920 * pVarOut [O] Destination for converted value
4923 * Success: S_OK. pVarOut contains the converted value.
4924 * Failure: An HRESULT error code indicating the error.
4927 * - Strictly speaking, this function performs a bitwise ones complement
4928 * on the variants value (after possibly converting to VT_I4, see below).
4929 * This only behaves like a boolean not operation if the value in
4930 * pVarIn is either VARIANT_TRUE or VARIANT_FALSE and the type is signed.
4931 * - To perform a genuine not operation, convert the variant to a VT_BOOL
4932 * before calling this function.
4933 * - This function does not process by-reference variants.
4934 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4935 * according to the following table:
4936 *| Input Type Output Type
4937 *| ---------- -----------
4944 *| (All others) Unchanged
4946 HRESULT WINAPI
VarNot(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4949 HRESULT hRet
= S_OK
;
4954 TRACE("(%p->(%s%s),%p)\n", pVarIn
, debugstr_VT(pVarIn
),
4955 debugstr_VF(pVarIn
), pVarOut
);
4957 /* Handle VT_DISPATCH by storing and taking address of returned value */
4958 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4960 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4961 if (FAILED(hRet
)) goto VarNot_Exit
;
4965 V_VT(pVarOut
) = V_VT(pVarIn
);
4967 switch (V_VT(pVarIn
))
4970 V_I4(pVarOut
) = ~V_I1(pVarIn
);
4971 V_VT(pVarOut
) = VT_I4
;
4973 case VT_UI1
: V_UI1(pVarOut
) = ~V_UI1(pVarIn
); break;
4975 case VT_I2
: V_I2(pVarOut
) = ~V_I2(pVarIn
); break;
4977 V_I4(pVarOut
) = ~V_UI2(pVarIn
);
4978 V_VT(pVarOut
) = VT_I4
;
4981 hRet
= VarI4FromDec(&V_DECIMAL(pVarIn
), &V_I4(&varIn
));
4985 /* Fall through ... */
4987 V_VT(pVarOut
) = VT_I4
;
4988 /* Fall through ... */
4989 case VT_I4
: V_I4(pVarOut
) = ~V_I4(pVarIn
); break;
4992 V_I4(pVarOut
) = ~V_UI4(pVarIn
);
4993 V_VT(pVarOut
) = VT_I4
;
4995 case VT_I8
: V_I8(pVarOut
) = ~V_I8(pVarIn
); break;
4997 V_I4(pVarOut
) = ~V_UI8(pVarIn
);
4998 V_VT(pVarOut
) = VT_I4
;
5001 hRet
= VarI4FromR4(V_R4(pVarIn
), &V_I4(pVarOut
));
5002 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5003 V_VT(pVarOut
) = VT_I4
;
5006 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
5010 /* Fall through ... */
5013 hRet
= VarI4FromR8(V_R8(pVarIn
), &V_I4(pVarOut
));
5014 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5015 V_VT(pVarOut
) = VT_I4
;
5018 hRet
= VarI4FromCy(V_CY(pVarIn
), &V_I4(pVarOut
));
5019 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5020 V_VT(pVarOut
) = VT_I4
;
5024 V_VT(pVarOut
) = VT_I2
;
5030 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
5031 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
5032 hRet
= DISP_E_BADVARTYPE
;
5034 hRet
= DISP_E_TYPEMISMATCH
;
5038 V_VT(pVarOut
) = VT_EMPTY
;
5039 VariantClear(&temp
);
5044 /**********************************************************************
5045 * VarRound [OLEAUT32.175]
5047 * Perform a round operation on a variant.
5050 * pVarIn [I] Source variant
5051 * deci [I] Number of decimals to round to
5052 * pVarOut [O] Destination for converted value
5055 * Success: S_OK. pVarOut contains the converted value.
5056 * Failure: An HRESULT error code indicating the error.
5059 * - Floating point values are rounded to the desired number of decimals.
5060 * - Some integer types are just copied to the return variable.
5061 * - Some other integer types are not handled and fail.
5063 HRESULT WINAPI
VarRound(LPVARIANT pVarIn
, int deci
, LPVARIANT pVarOut
)
5066 HRESULT hRet
= S_OK
;
5072 TRACE("(%p->(%s%s),%d)\n", pVarIn
, debugstr_VT(pVarIn
), debugstr_VF(pVarIn
), deci
);
5074 /* Handle VT_DISPATCH by storing and taking address of returned value */
5075 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
5077 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
5078 if (FAILED(hRet
)) goto VarRound_Exit
;
5082 switch (V_VT(pVarIn
))
5084 /* cases that fail on windows */
5089 hRet
= DISP_E_BADVARTYPE
;
5092 /* cases just copying in to out */
5094 V_VT(pVarOut
) = V_VT(pVarIn
);
5095 V_UI1(pVarOut
) = V_UI1(pVarIn
);
5098 V_VT(pVarOut
) = V_VT(pVarIn
);
5099 V_I2(pVarOut
) = V_I2(pVarIn
);
5102 V_VT(pVarOut
) = V_VT(pVarIn
);
5103 V_I4(pVarOut
) = V_I4(pVarIn
);
5106 V_VT(pVarOut
) = V_VT(pVarIn
);
5107 /* value unchanged */
5110 /* cases that change type */
5112 V_VT(pVarOut
) = VT_I2
;
5116 V_VT(pVarOut
) = VT_I2
;
5117 V_I2(pVarOut
) = V_BOOL(pVarIn
);
5120 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
5125 /* Fall through ... */
5127 /* cases we need to do math */
5129 if (V_R8(pVarIn
)>0) {
5130 V_R8(pVarOut
)=floor(V_R8(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5132 V_R8(pVarOut
)=ceil(V_R8(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5134 V_VT(pVarOut
) = V_VT(pVarIn
);
5137 if (V_R4(pVarIn
)>0) {
5138 V_R4(pVarOut
)=floor(V_R4(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5140 V_R4(pVarOut
)=ceil(V_R4(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5142 V_VT(pVarOut
) = V_VT(pVarIn
);
5145 if (V_DATE(pVarIn
)>0) {
5146 V_DATE(pVarOut
)=floor(V_DATE(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5148 V_DATE(pVarOut
)=ceil(V_DATE(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5150 V_VT(pVarOut
) = V_VT(pVarIn
);
5156 factor
=pow(10, 4-deci
);
5158 if (V_CY(pVarIn
).int64
>0) {
5159 V_CY(pVarOut
).int64
=floor(V_CY(pVarIn
).int64
/factor
)*factor
;
5161 V_CY(pVarOut
).int64
=ceil(V_CY(pVarIn
).int64
/factor
)*factor
;
5163 V_VT(pVarOut
) = V_VT(pVarIn
);
5166 /* cases we don't know yet */
5168 FIXME("unimplemented part, V_VT(pVarIn) == 0x%X, deci == %d\n",
5169 V_VT(pVarIn
) & VT_TYPEMASK
, deci
);
5170 hRet
= DISP_E_BADVARTYPE
;
5174 V_VT(pVarOut
) = VT_EMPTY
;
5175 VariantClear(&temp
);
5177 TRACE("returning 0x%08x (%s%s),%f\n", hRet
, debugstr_VT(pVarOut
),
5178 debugstr_VF(pVarOut
), (V_VT(pVarOut
) == VT_R4
) ? V_R4(pVarOut
) :
5179 (V_VT(pVarOut
) == VT_R8
) ? V_R8(pVarOut
) : 0);
5184 /**********************************************************************
5185 * VarIdiv [OLEAUT32.153]
5187 * Converts input variants to integers and divides them.
5190 * left [I] Left hand variant
5191 * right [I] Right hand variant
5192 * result [O] Destination for quotient
5195 * Success: S_OK. result contains the quotient.
5196 * Failure: An HRESULT error code indicating the error.
5199 * If either expression is null, null is returned, as per MSDN
5201 HRESULT WINAPI
VarIdiv(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5203 HRESULT hres
= S_OK
;
5204 VARTYPE resvt
= VT_EMPTY
;
5205 VARTYPE leftvt
,rightvt
;
5206 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5208 VARIANT tempLeft
, tempRight
;
5210 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
5211 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
5215 VariantInit(&tempLeft
);
5216 VariantInit(&tempRight
);
5218 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5219 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5220 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5221 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5223 if (leftExtraFlags
!= rightExtraFlags
)
5225 hres
= DISP_E_BADVARTYPE
;
5228 ExtraFlags
= leftExtraFlags
;
5230 /* Native VarIdiv always returns an error when using extra
5231 * flags or if the variant combination is I8 and INT.
5233 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
5234 (leftvt
== VT_INT
&& rightvt
== VT_I8
) ||
5235 (rightvt
== VT_EMPTY
&& leftvt
!= VT_NULL
) ||
5238 hres
= DISP_E_BADVARTYPE
;
5242 /* Determine variant type */
5243 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
5245 V_VT(result
) = VT_NULL
;
5249 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
5251 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
5252 leftvt
== VT_INT
|| rightvt
== VT_INT
||
5253 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
5254 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
5255 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
5256 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
5257 leftvt
== VT_I1
|| rightvt
== VT_I1
||
5258 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
||
5259 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
5260 leftvt
== VT_CY
|| rightvt
== VT_CY
||
5261 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
||
5262 leftvt
== VT_R8
|| rightvt
== VT_R8
||
5263 leftvt
== VT_R4
|| rightvt
== VT_R4
)
5265 else if (leftvt
== VT_I2
|| rightvt
== VT_I2
||
5266 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
5269 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
5273 hres
= DISP_E_BADVARTYPE
;
5277 /* coerce to the result type */
5278 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
5279 if (hres
!= S_OK
) goto end
;
5280 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
5281 if (hres
!= S_OK
) goto end
;
5284 V_VT(result
) = resvt
;
5288 if (V_UI1(&rv
) == 0)
5290 hres
= DISP_E_DIVBYZERO
;
5291 V_VT(result
) = VT_EMPTY
;
5294 V_UI1(result
) = V_UI1(&lv
) / V_UI1(&rv
);
5299 hres
= DISP_E_DIVBYZERO
;
5300 V_VT(result
) = VT_EMPTY
;
5303 V_I2(result
) = V_I2(&lv
) / V_I2(&rv
);
5308 hres
= DISP_E_DIVBYZERO
;
5309 V_VT(result
) = VT_EMPTY
;
5312 V_I4(result
) = V_I4(&lv
) / V_I4(&rv
);
5317 hres
= DISP_E_DIVBYZERO
;
5318 V_VT(result
) = VT_EMPTY
;
5321 V_I8(result
) = V_I8(&lv
) / V_I8(&rv
);
5324 FIXME("Couldn't integer divide variant types %d,%d\n",
5331 VariantClear(&tempLeft
);
5332 VariantClear(&tempRight
);
5338 /**********************************************************************
5339 * VarMod [OLEAUT32.155]
5341 * Perform the modulus operation of the right hand variant on the left
5344 * left [I] Left hand variant
5345 * right [I] Right hand variant
5346 * result [O] Destination for converted value
5349 * Success: S_OK. result contains the remainder.
5350 * Failure: An HRESULT error code indicating the error.
5353 * If an error occurs the type of result will be modified but the value will not be.
5354 * Doesn't support arrays or any special flags yet.
5356 HRESULT WINAPI
VarMod(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5360 HRESULT rc
= E_FAIL
;
5363 VARIANT tempLeft
, tempRight
;
5365 VariantInit(&tempLeft
);
5366 VariantInit(&tempRight
);
5370 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
5371 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
5373 /* Handle VT_DISPATCH by storing and taking address of returned value */
5374 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5376 rc
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5377 if (FAILED(rc
)) goto end
;
5380 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5382 rc
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5383 if (FAILED(rc
)) goto end
;
5387 /* check for invalid inputs */
5389 switch (V_VT(left
) & VT_TYPEMASK
) {
5411 V_VT(result
) = VT_EMPTY
;
5412 rc
= DISP_E_TYPEMISMATCH
;
5415 rc
= DISP_E_TYPEMISMATCH
;
5418 V_VT(result
) = VT_EMPTY
;
5419 rc
= DISP_E_TYPEMISMATCH
;
5424 V_VT(result
) = VT_EMPTY
;
5425 rc
= DISP_E_BADVARTYPE
;
5431 switch (V_VT(right
) & VT_TYPEMASK
) {
5437 if((V_VT(left
) == VT_INT
) && (V_VT(right
) == VT_I8
))
5439 V_VT(result
) = VT_EMPTY
;
5440 rc
= DISP_E_TYPEMISMATCH
;
5444 if((V_VT(right
) == VT_INT
) && (V_VT(left
) == VT_I8
))
5446 V_VT(result
) = VT_EMPTY
;
5447 rc
= DISP_E_TYPEMISMATCH
;
5458 if(V_VT(left
) == VT_EMPTY
)
5460 V_VT(result
) = VT_I4
;
5467 if(V_VT(left
) == VT_ERROR
)
5469 V_VT(result
) = VT_EMPTY
;
5470 rc
= DISP_E_TYPEMISMATCH
;
5474 if(V_VT(left
) == VT_NULL
)
5476 V_VT(result
) = VT_NULL
;
5483 V_VT(result
) = VT_EMPTY
;
5484 rc
= DISP_E_BADVARTYPE
;
5487 if(V_VT(left
) == VT_VOID
)
5489 V_VT(result
) = VT_EMPTY
;
5490 rc
= DISP_E_BADVARTYPE
;
5491 } else if((V_VT(left
) == VT_NULL
) || (V_VT(left
) == VT_EMPTY
) || (V_VT(left
) == VT_ERROR
) ||
5494 V_VT(result
) = VT_NULL
;
5498 V_VT(result
) = VT_NULL
;
5499 rc
= DISP_E_BADVARTYPE
;
5504 V_VT(result
) = VT_EMPTY
;
5505 rc
= DISP_E_TYPEMISMATCH
;
5508 rc
= DISP_E_TYPEMISMATCH
;
5511 if((V_VT(left
) == 15) || ((V_VT(left
) >= 24) && (V_VT(left
) <= 35)) || !lOk
)
5513 V_VT(result
) = VT_EMPTY
;
5514 rc
= DISP_E_BADVARTYPE
;
5517 V_VT(result
) = VT_EMPTY
;
5518 rc
= DISP_E_TYPEMISMATCH
;
5522 V_VT(result
) = VT_EMPTY
;
5523 rc
= DISP_E_BADVARTYPE
;
5527 /* determine the result type */
5528 if((V_VT(left
) == VT_I8
) || (V_VT(right
) == VT_I8
)) resT
= VT_I8
;
5529 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5530 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_UI1
)) resT
= VT_UI1
;
5531 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5532 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5533 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_UI1
)) resT
= VT_I2
;
5534 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5535 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5536 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_UI1
)) resT
= VT_I2
;
5537 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5538 else resT
= VT_I4
; /* most outputs are I4 */
5540 /* convert to I8 for the modulo */
5541 rc
= VariantChangeType(&lv
, left
, 0, VT_I8
);
5544 FIXME("Could not convert left type %d to %d? rc == 0x%X\n", V_VT(left
), VT_I8
, rc
);
5548 rc
= VariantChangeType(&rv
, right
, 0, VT_I8
);
5551 FIXME("Could not convert right type %d to %d? rc == 0x%X\n", V_VT(right
), VT_I8
, rc
);
5555 /* if right is zero set VT_EMPTY and return divide by zero */
5558 V_VT(result
) = VT_EMPTY
;
5559 rc
= DISP_E_DIVBYZERO
;
5563 /* perform the modulo operation */
5564 V_VT(result
) = VT_I8
;
5565 V_I8(result
) = V_I8(&lv
) % V_I8(&rv
);
5567 TRACE("V_I8(left) == %ld, V_I8(right) == %ld, V_I8(result) == %ld\n", (long)V_I8(&lv
), (long)V_I8(&rv
), (long)V_I8(result
));
5569 /* convert left and right to the destination type */
5570 rc
= VariantChangeType(result
, result
, 0, resT
);
5573 FIXME("Could not convert 0x%x to %d?\n", V_VT(result
), resT
);
5574 /* fall to end of function */
5580 VariantClear(&tempLeft
);
5581 VariantClear(&tempRight
);
5585 /**********************************************************************
5586 * VarPow [OLEAUT32.158]
5588 * Computes the power of one variant to another variant.
5591 * left [I] First variant
5592 * right [I] Second variant
5593 * result [O] Result variant
5597 * Failure: An HRESULT error code indicating the error.
5599 HRESULT WINAPI
VarPow(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5603 VARTYPE resvt
= VT_EMPTY
;
5604 VARTYPE leftvt
,rightvt
;
5605 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5606 VARIANT tempLeft
, tempRight
;
5608 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
), debugstr_VF(left
),
5609 right
, debugstr_VT(right
), debugstr_VF(right
), result
);
5613 VariantInit(&tempLeft
);
5614 VariantInit(&tempRight
);
5616 /* Handle VT_DISPATCH by storing and taking address of returned value */
5617 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5619 hr
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5620 if (FAILED(hr
)) goto end
;
5623 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5625 hr
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5626 if (FAILED(hr
)) goto end
;
5630 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5631 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5632 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5633 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5635 if (leftExtraFlags
!= rightExtraFlags
)
5637 hr
= DISP_E_BADVARTYPE
;
5640 ExtraFlags
= leftExtraFlags
;
5642 /* Native VarPow always returns an error when using extra flags */
5643 if (ExtraFlags
!= 0)
5645 hr
= DISP_E_BADVARTYPE
;
5649 /* Determine return type */
5650 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
) {
5651 V_VT(result
) = VT_NULL
;
5655 else if ((leftvt
== VT_EMPTY
|| leftvt
== VT_I2
||
5656 leftvt
== VT_I4
|| leftvt
== VT_R4
||
5657 leftvt
== VT_R8
|| leftvt
== VT_CY
||
5658 leftvt
== VT_DATE
|| leftvt
== VT_BSTR
||
5659 leftvt
== VT_BOOL
|| leftvt
== VT_DECIMAL
||
5660 (leftvt
>= VT_I1
&& leftvt
<= VT_UINT
)) &&
5661 (rightvt
== VT_EMPTY
|| rightvt
== VT_I2
||
5662 rightvt
== VT_I4
|| rightvt
== VT_R4
||
5663 rightvt
== VT_R8
|| rightvt
== VT_CY
||
5664 rightvt
== VT_DATE
|| rightvt
== VT_BSTR
||
5665 rightvt
== VT_BOOL
|| rightvt
== VT_DECIMAL
||
5666 (rightvt
>= VT_I1
&& rightvt
<= VT_UINT
)))
5670 hr
= DISP_E_BADVARTYPE
;
5674 hr
= VariantChangeType(&dl
,left
,0,resvt
);
5675 if (!SUCCEEDED(hr
)) {
5676 ERR("Could not change passed left argument to VT_R8, handle it differently.\n");
5681 hr
= VariantChangeType(&dr
,right
,0,resvt
);
5682 if (!SUCCEEDED(hr
)) {
5683 ERR("Could not change passed right argument to VT_R8, handle it differently.\n");
5688 V_VT(result
) = VT_R8
;
5689 V_R8(result
) = pow(V_R8(&dl
),V_R8(&dr
));
5694 VariantClear(&tempLeft
);
5695 VariantClear(&tempRight
);
5700 /**********************************************************************
5701 * VarImp [OLEAUT32.154]
5703 * Bitwise implication of two variants.
5706 * left [I] First variant
5707 * right [I] Second variant
5708 * result [O] Result variant
5712 * Failure: An HRESULT error code indicating the error.
5714 HRESULT WINAPI
VarImp(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5716 HRESULT hres
= S_OK
;
5717 VARTYPE resvt
= VT_EMPTY
;
5718 VARTYPE leftvt
,rightvt
;
5719 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5722 VARIANT tempLeft
, tempRight
;
5726 VariantInit(&tempLeft
);
5727 VariantInit(&tempRight
);
5729 TRACE("(%p->(%s%s),%p->(%s%s),%p)\n", left
, debugstr_VT(left
),
5730 debugstr_VF(left
), right
, debugstr_VT(right
), debugstr_VF(right
), result
);
5732 /* Handle VT_DISPATCH by storing and taking address of returned value */
5733 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5735 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5736 if (FAILED(hres
)) goto VarImp_Exit
;
5739 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5741 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5742 if (FAILED(hres
)) goto VarImp_Exit
;
5746 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5747 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5748 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5749 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5751 if (leftExtraFlags
!= rightExtraFlags
)
5753 hres
= DISP_E_BADVARTYPE
;
5756 ExtraFlags
= leftExtraFlags
;
5758 /* Native VarImp always returns an error when using extra
5759 * flags or if the variants are I8 and INT.
5761 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
5764 hres
= DISP_E_BADVARTYPE
;
5768 /* Determine result type */
5769 else if ((leftvt
== VT_NULL
&& rightvt
== VT_NULL
) ||
5770 (leftvt
== VT_NULL
&& rightvt
== VT_EMPTY
))
5772 V_VT(result
) = VT_NULL
;
5776 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
5778 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
5779 leftvt
== VT_INT
|| rightvt
== VT_INT
||
5780 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
5781 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
5782 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
5783 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
5784 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
||
5785 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
5786 leftvt
== VT_CY
|| rightvt
== VT_CY
||
5787 leftvt
== VT_R8
|| rightvt
== VT_R8
||
5788 leftvt
== VT_R4
|| rightvt
== VT_R4
||
5789 leftvt
== VT_I1
|| rightvt
== VT_I1
)
5791 else if ((leftvt
== VT_UI1
&& rightvt
== VT_UI1
) ||
5792 (leftvt
== VT_UI1
&& rightvt
== VT_NULL
) ||
5793 (leftvt
== VT_NULL
&& rightvt
== VT_UI1
))
5795 else if (leftvt
== VT_EMPTY
|| rightvt
== VT_EMPTY
||
5796 leftvt
== VT_I2
|| rightvt
== VT_I2
||
5797 leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
5799 else if (leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
5800 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
5803 /* VT_NULL requires special handling for when the opposite
5804 * variant is equal to something other than -1.
5805 * (NULL Imp 0 = NULL, NULL Imp n = n)
5807 if (leftvt
== VT_NULL
)
5812 case VT_I1
: if (!V_I1(right
)) resvt
= VT_NULL
; break;
5813 case VT_UI1
: if (!V_UI1(right
)) resvt
= VT_NULL
; break;
5814 case VT_I2
: if (!V_I2(right
)) resvt
= VT_NULL
; break;
5815 case VT_UI2
: if (!V_UI2(right
)) resvt
= VT_NULL
; break;
5816 case VT_I4
: if (!V_I4(right
)) resvt
= VT_NULL
; break;
5817 case VT_UI4
: if (!V_UI4(right
)) resvt
= VT_NULL
; break;
5818 case VT_I8
: if (!V_I8(right
)) resvt
= VT_NULL
; break;
5819 case VT_UI8
: if (!V_UI8(right
)) resvt
= VT_NULL
; break;
5820 case VT_INT
: if (!V_INT(right
)) resvt
= VT_NULL
; break;
5821 case VT_UINT
: if (!V_UINT(right
)) resvt
= VT_NULL
; break;
5822 case VT_BOOL
: if (!V_BOOL(right
)) resvt
= VT_NULL
; break;
5823 case VT_R4
: if (!V_R4(right
)) resvt
= VT_NULL
; break;
5824 case VT_R8
: if (!V_R8(right
)) resvt
= VT_NULL
; break;
5825 case VT_DATE
: if (!V_DATE(right
)) resvt
= VT_NULL
; break;
5826 case VT_CY
: if (!V_CY(right
).int64
) resvt
= VT_NULL
; break;
5828 if (!(DEC_HI32(&V_DECIMAL(right
)) || DEC_LO64(&V_DECIMAL(right
))))
5832 hres
= VarBoolFromStr(V_BSTR(right
),LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
5833 if (FAILED(hres
)) goto VarImp_Exit
;
5835 V_VT(result
) = VT_NULL
;
5838 V_VT(result
) = VT_BOOL
;
5843 if (resvt
== VT_NULL
)
5845 V_VT(result
) = resvt
;
5850 hres
= VariantChangeType(result
,right
,0,resvt
);
5855 /* Special handling is required when NULL is the right variant.
5856 * (-1 Imp NULL = NULL, n Imp NULL = n Imp 0)
5858 else if (rightvt
== VT_NULL
)
5863 case VT_I1
: if (V_I1(left
) == -1) resvt
= VT_NULL
; break;
5864 case VT_UI1
: if (V_UI1(left
) == 0xff) resvt
= VT_NULL
; break;
5865 case VT_I2
: if (V_I2(left
) == -1) resvt
= VT_NULL
; break;
5866 case VT_UI2
: if (V_UI2(left
) == 0xffff) resvt
= VT_NULL
; break;
5867 case VT_INT
: if (V_INT(left
) == -1) resvt
= VT_NULL
; break;
5868 case VT_UINT
: if (V_UINT(left
) == ~0u) resvt
= VT_NULL
; break;
5869 case VT_I4
: if (V_I4(left
) == -1) resvt
= VT_NULL
; break;
5870 case VT_UI4
: if (V_UI4(left
) == ~0u) resvt
= VT_NULL
; break;
5871 case VT_I8
: if (V_I8(left
) == -1) resvt
= VT_NULL
; break;
5872 case VT_UI8
: if (V_UI8(left
) == ~(ULONGLONG
)0) resvt
= VT_NULL
; break;
5873 case VT_BOOL
: if (V_BOOL(left
) == VARIANT_TRUE
) resvt
= VT_NULL
; break;
5874 case VT_R4
: if (V_R4(left
) == -1.0) resvt
= VT_NULL
; break;
5875 case VT_R8
: if (V_R8(left
) == -1.0) resvt
= VT_NULL
; break;
5876 case VT_CY
: if (V_CY(left
).int64
== -1) resvt
= VT_NULL
; break;
5878 if (DEC_HI32(&V_DECIMAL(left
)) == 0xffffffff)
5882 hres
= VarBoolFromStr(V_BSTR(left
),LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
5883 if (FAILED(hres
)) goto VarImp_Exit
;
5884 else if (b
== VARIANT_TRUE
)
5887 if (resvt
== VT_NULL
)
5889 V_VT(result
) = resvt
;
5894 hres
= VariantCopy(&lv
, left
);
5895 if (FAILED(hres
)) goto VarImp_Exit
;
5897 if (rightvt
== VT_NULL
)
5899 memset( &rv
, 0, sizeof(rv
) );
5904 hres
= VariantCopy(&rv
, right
);
5905 if (FAILED(hres
)) goto VarImp_Exit
;
5908 if (V_VT(&lv
) == VT_BSTR
&&
5909 FAILED(VarR8FromStr(V_BSTR(&lv
),LOCALE_USER_DEFAULT
, 0, &d
)))
5910 hres
= VariantChangeType(&lv
,&lv
,VARIANT_LOCALBOOL
, VT_BOOL
);
5911 if (SUCCEEDED(hres
) && V_VT(&lv
) != resvt
)
5912 hres
= VariantChangeType(&lv
,&lv
,0,resvt
);
5913 if (FAILED(hres
)) goto VarImp_Exit
;
5915 if (V_VT(&rv
) == VT_BSTR
&&
5916 FAILED(VarR8FromStr(V_BSTR(&rv
),LOCALE_USER_DEFAULT
, 0, &d
)))
5917 hres
= VariantChangeType(&rv
, &rv
,VARIANT_LOCALBOOL
, VT_BOOL
);
5918 if (SUCCEEDED(hres
) && V_VT(&rv
) != resvt
)
5919 hres
= VariantChangeType(&rv
, &rv
, 0, resvt
);
5920 if (FAILED(hres
)) goto VarImp_Exit
;
5923 V_VT(result
) = resvt
;
5927 V_I8(result
) = (~V_I8(&lv
)) | V_I8(&rv
);
5930 V_I4(result
) = (~V_I4(&lv
)) | V_I4(&rv
);
5933 V_I2(result
) = (~V_I2(&lv
)) | V_I2(&rv
);
5936 V_UI1(result
) = (~V_UI1(&lv
)) | V_UI1(&rv
);
5939 V_BOOL(result
) = (~V_BOOL(&lv
)) | V_BOOL(&rv
);
5942 FIXME("Couldn't perform bitwise implication on variant types %d,%d\n",
5950 VariantClear(&tempLeft
);
5951 VariantClear(&tempRight
);