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
33 #define NONAMELESSUNION
34 #define NONAMELESSSTRUCT
41 #include "wine/debug.h"
43 WINE_DEFAULT_DEBUG_CHANNEL(variant
);
46 /* Convert a variant from one type to another */
47 static inline HRESULT
VARIANT_Coerce(VARIANTARG
* pd
, LCID lcid
, USHORT wFlags
,
48 VARIANTARG
* ps
, VARTYPE vt
)
50 HRESULT res
= DISP_E_TYPEMISMATCH
;
51 VARTYPE vtFrom
= V_TYPE(ps
);
54 TRACE("%s, %#lx, 0x%04x, %s, %s.\n", debugstr_variant(pd
), lcid
, wFlags
,
55 debugstr_variant(ps
), debugstr_vt(vt
));
57 if (vt
== VT_BSTR
|| vtFrom
== VT_BSTR
)
59 /* All flags passed to low level function are only used for
60 * changing to or from strings. Map these here.
62 if (wFlags
& VARIANT_LOCALBOOL
)
63 dwFlags
|= VAR_LOCALBOOL
;
64 if (wFlags
& VARIANT_CALENDAR_HIJRI
)
65 dwFlags
|= VAR_CALENDAR_HIJRI
;
66 if (wFlags
& VARIANT_CALENDAR_THAI
)
67 dwFlags
|= VAR_CALENDAR_THAI
;
68 if (wFlags
& VARIANT_CALENDAR_GREGORIAN
)
69 dwFlags
|= VAR_CALENDAR_GREGORIAN
;
70 if (wFlags
& VARIANT_NOUSEROVERRIDE
)
71 dwFlags
|= LOCALE_NOUSEROVERRIDE
;
72 if (wFlags
& VARIANT_USE_NLS
)
73 dwFlags
|= LOCALE_USE_NLS
;
76 /* Map int/uint to i4/ui4 */
79 else if (vt
== VT_UINT
)
84 else if (vtFrom
== VT_UINT
)
88 return VariantCopy(pd
, ps
);
90 if (wFlags
& VARIANT_NOVALUEPROP
&& vtFrom
== VT_DISPATCH
&& vt
!= VT_UNKNOWN
)
92 /* VARIANT_NOVALUEPROP prevents IDispatch objects from being coerced by
93 * accessing the default object property.
95 return DISP_E_TYPEMISMATCH
;
101 if (vtFrom
== VT_NULL
)
102 return DISP_E_TYPEMISMATCH
;
103 /* ... Fall through */
105 if (vtFrom
<= VT_UINT
&& vtFrom
!= (VARTYPE
)15 && vtFrom
!= VT_ERROR
)
107 res
= VariantClear( pd
);
108 if (vt
== VT_NULL
&& SUCCEEDED(res
))
116 case VT_EMPTY
: V_I1(pd
) = 0; return S_OK
;
117 case VT_I2
: return VarI1FromI2(V_I2(ps
), &V_I1(pd
));
118 case VT_I4
: return VarI1FromI4(V_I4(ps
), &V_I1(pd
));
119 case VT_UI1
: V_I1(pd
) = V_UI1(ps
); return S_OK
;
120 case VT_UI2
: return VarI1FromUI2(V_UI2(ps
), &V_I1(pd
));
121 case VT_UI4
: return VarI1FromUI4(V_UI4(ps
), &V_I1(pd
));
122 case VT_I8
: return VarI1FromI8(V_I8(ps
), &V_I1(pd
));
123 case VT_UI8
: return VarI1FromUI8(V_UI8(ps
), &V_I1(pd
));
124 case VT_R4
: return VarI1FromR4(V_R4(ps
), &V_I1(pd
));
125 case VT_R8
: return VarI1FromR8(V_R8(ps
), &V_I1(pd
));
126 case VT_DATE
: return VarI1FromDate(V_DATE(ps
), &V_I1(pd
));
127 case VT_BOOL
: return VarI1FromBool(V_BOOL(ps
), &V_I1(pd
));
128 case VT_CY
: return VarI1FromCy(V_CY(ps
), &V_I1(pd
));
129 case VT_DECIMAL
: return VarI1FromDec(&V_DECIMAL(ps
), &V_I1(pd
) );
130 case VT_DISPATCH
: return VarI1FromDisp(V_DISPATCH(ps
), lcid
, &V_I1(pd
) );
131 case VT_BSTR
: return VarI1FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I1(pd
) );
138 case VT_EMPTY
: V_I2(pd
) = 0; return S_OK
;
139 case VT_I1
: return VarI2FromI1(V_I1(ps
), &V_I2(pd
));
140 case VT_I4
: return VarI2FromI4(V_I4(ps
), &V_I2(pd
));
141 case VT_UI1
: return VarI2FromUI1(V_UI1(ps
), &V_I2(pd
));
142 case VT_UI2
: V_I2(pd
) = V_UI2(ps
); return S_OK
;
143 case VT_UI4
: return VarI2FromUI4(V_UI4(ps
), &V_I2(pd
));
144 case VT_I8
: return VarI2FromI8(V_I8(ps
), &V_I2(pd
));
145 case VT_UI8
: return VarI2FromUI8(V_UI8(ps
), &V_I2(pd
));
146 case VT_R4
: return VarI2FromR4(V_R4(ps
), &V_I2(pd
));
147 case VT_R8
: return VarI2FromR8(V_R8(ps
), &V_I2(pd
));
148 case VT_DATE
: return VarI2FromDate(V_DATE(ps
), &V_I2(pd
));
149 case VT_BOOL
: return VarI2FromBool(V_BOOL(ps
), &V_I2(pd
));
150 case VT_CY
: return VarI2FromCy(V_CY(ps
), &V_I2(pd
));
151 case VT_DECIMAL
: return VarI2FromDec(&V_DECIMAL(ps
), &V_I2(pd
));
152 case VT_DISPATCH
: return VarI2FromDisp(V_DISPATCH(ps
), lcid
, &V_I2(pd
));
153 case VT_BSTR
: return VarI2FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I2(pd
));
160 case VT_EMPTY
: V_I4(pd
) = 0; return S_OK
;
161 case VT_I1
: return VarI4FromI1(V_I1(ps
), &V_I4(pd
));
162 case VT_I2
: return VarI4FromI2(V_I2(ps
), &V_I4(pd
));
163 case VT_UI1
: return VarI4FromUI1(V_UI1(ps
), &V_I4(pd
));
164 case VT_UI2
: return VarI4FromUI2(V_UI2(ps
), &V_I4(pd
));
165 case VT_UI4
: V_I4(pd
) = V_UI4(ps
); return S_OK
;
166 case VT_I8
: return VarI4FromI8(V_I8(ps
), &V_I4(pd
));
167 case VT_UI8
: return VarI4FromUI8(V_UI8(ps
), &V_I4(pd
));
168 case VT_R4
: return VarI4FromR4(V_R4(ps
), &V_I4(pd
));
169 case VT_R8
: return VarI4FromR8(V_R8(ps
), &V_I4(pd
));
170 case VT_DATE
: return VarI4FromDate(V_DATE(ps
), &V_I4(pd
));
171 case VT_BOOL
: return VarI4FromBool(V_BOOL(ps
), &V_I4(pd
));
172 case VT_CY
: return VarI4FromCy(V_CY(ps
), &V_I4(pd
));
173 case VT_DECIMAL
: return VarI4FromDec(&V_DECIMAL(ps
), &V_I4(pd
));
174 case VT_DISPATCH
: return VarI4FromDisp(V_DISPATCH(ps
), lcid
, &V_I4(pd
));
175 case VT_BSTR
: return VarI4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I4(pd
));
182 case VT_EMPTY
: V_UI1(pd
) = 0; return S_OK
;
183 case VT_I1
: V_UI1(pd
) = V_I1(ps
); return S_OK
;
184 case VT_I2
: return VarUI1FromI2(V_I2(ps
), &V_UI1(pd
));
185 case VT_I4
: return VarUI1FromI4(V_I4(ps
), &V_UI1(pd
));
186 case VT_UI2
: return VarUI1FromUI2(V_UI2(ps
), &V_UI1(pd
));
187 case VT_UI4
: return VarUI1FromUI4(V_UI4(ps
), &V_UI1(pd
));
188 case VT_I8
: return VarUI1FromI8(V_I8(ps
), &V_UI1(pd
));
189 case VT_UI8
: return VarUI1FromUI8(V_UI8(ps
), &V_UI1(pd
));
190 case VT_R4
: return VarUI1FromR4(V_R4(ps
), &V_UI1(pd
));
191 case VT_R8
: return VarUI1FromR8(V_R8(ps
), &V_UI1(pd
));
192 case VT_DATE
: return VarUI1FromDate(V_DATE(ps
), &V_UI1(pd
));
193 case VT_BOOL
: return VarUI1FromBool(V_BOOL(ps
), &V_UI1(pd
));
194 case VT_CY
: return VarUI1FromCy(V_CY(ps
), &V_UI1(pd
));
195 case VT_DECIMAL
: return VarUI1FromDec(&V_DECIMAL(ps
), &V_UI1(pd
));
196 case VT_DISPATCH
: return VarUI1FromDisp(V_DISPATCH(ps
), lcid
, &V_UI1(pd
));
197 case VT_BSTR
: return VarUI1FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI1(pd
));
204 case VT_EMPTY
: V_UI2(pd
) = 0; return S_OK
;
205 case VT_I1
: return VarUI2FromI1(V_I1(ps
), &V_UI2(pd
));
206 case VT_I2
: V_UI2(pd
) = V_I2(ps
); return S_OK
;
207 case VT_I4
: return VarUI2FromI4(V_I4(ps
), &V_UI2(pd
));
208 case VT_UI1
: return VarUI2FromUI1(V_UI1(ps
), &V_UI2(pd
));
209 case VT_UI4
: return VarUI2FromUI4(V_UI4(ps
), &V_UI2(pd
));
210 case VT_I8
: return VarUI4FromI8(V_I8(ps
), &V_UI4(pd
));
211 case VT_UI8
: return VarUI4FromUI8(V_UI8(ps
), &V_UI4(pd
));
212 case VT_R4
: return VarUI2FromR4(V_R4(ps
), &V_UI2(pd
));
213 case VT_R8
: return VarUI2FromR8(V_R8(ps
), &V_UI2(pd
));
214 case VT_DATE
: return VarUI2FromDate(V_DATE(ps
), &V_UI2(pd
));
215 case VT_BOOL
: return VarUI2FromBool(V_BOOL(ps
), &V_UI2(pd
));
216 case VT_CY
: return VarUI2FromCy(V_CY(ps
), &V_UI2(pd
));
217 case VT_DECIMAL
: return VarUI2FromDec(&V_DECIMAL(ps
), &V_UI2(pd
));
218 case VT_DISPATCH
: return VarUI2FromDisp(V_DISPATCH(ps
), lcid
, &V_UI2(pd
));
219 case VT_BSTR
: return VarUI2FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI2(pd
));
226 case VT_EMPTY
: V_UI4(pd
) = 0; return S_OK
;
227 case VT_I1
: return VarUI4FromI1(V_I1(ps
), &V_UI4(pd
));
228 case VT_I2
: return VarUI4FromI2(V_I2(ps
), &V_UI4(pd
));
229 case VT_I4
: V_UI4(pd
) = V_I4(ps
); return S_OK
;
230 case VT_UI1
: return VarUI4FromUI1(V_UI1(ps
), &V_UI4(pd
));
231 case VT_UI2
: return VarUI4FromUI2(V_UI2(ps
), &V_UI4(pd
));
232 case VT_I8
: return VarUI4FromI8(V_I8(ps
), &V_UI4(pd
));
233 case VT_UI8
: return VarUI4FromUI8(V_UI8(ps
), &V_UI4(pd
));
234 case VT_R4
: return VarUI4FromR4(V_R4(ps
), &V_UI4(pd
));
235 case VT_R8
: return VarUI4FromR8(V_R8(ps
), &V_UI4(pd
));
236 case VT_DATE
: return VarUI4FromDate(V_DATE(ps
), &V_UI4(pd
));
237 case VT_BOOL
: return VarUI4FromBool(V_BOOL(ps
), &V_UI4(pd
));
238 case VT_CY
: return VarUI4FromCy(V_CY(ps
), &V_UI4(pd
));
239 case VT_DECIMAL
: return VarUI4FromDec(&V_DECIMAL(ps
), &V_UI4(pd
));
240 case VT_DISPATCH
: return VarUI4FromDisp(V_DISPATCH(ps
), lcid
, &V_UI4(pd
));
241 case VT_BSTR
: return VarUI4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI4(pd
));
248 case VT_EMPTY
: V_UI8(pd
) = 0; return S_OK
;
249 case VT_I4
: if (V_I4(ps
) < 0) return DISP_E_OVERFLOW
; V_UI8(pd
) = V_I4(ps
); return S_OK
;
250 case VT_I1
: return VarUI8FromI1(V_I1(ps
), &V_UI8(pd
));
251 case VT_I2
: return VarUI8FromI2(V_I2(ps
), &V_UI8(pd
));
252 case VT_UI1
: return VarUI8FromUI1(V_UI1(ps
), &V_UI8(pd
));
253 case VT_UI2
: return VarUI8FromUI2(V_UI2(ps
), &V_UI8(pd
));
254 case VT_UI4
: return VarUI8FromUI4(V_UI4(ps
), &V_UI8(pd
));
255 case VT_I8
: V_UI8(pd
) = V_I8(ps
); return S_OK
;
256 case VT_R4
: return VarUI8FromR4(V_R4(ps
), &V_UI8(pd
));
257 case VT_R8
: return VarUI8FromR8(V_R8(ps
), &V_UI8(pd
));
258 case VT_DATE
: return VarUI8FromDate(V_DATE(ps
), &V_UI8(pd
));
259 case VT_BOOL
: return VarUI8FromBool(V_BOOL(ps
), &V_UI8(pd
));
260 case VT_CY
: return VarUI8FromCy(V_CY(ps
), &V_UI8(pd
));
261 case VT_DECIMAL
: return VarUI8FromDec(&V_DECIMAL(ps
), &V_UI8(pd
));
262 case VT_DISPATCH
: return VarUI8FromDisp(V_DISPATCH(ps
), lcid
, &V_UI8(pd
));
263 case VT_BSTR
: return VarUI8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_UI8(pd
));
270 case VT_EMPTY
: V_I8(pd
) = 0; return S_OK
;
271 case VT_I4
: V_I8(pd
) = V_I4(ps
); return S_OK
;
272 case VT_I1
: return VarI8FromI1(V_I1(ps
), &V_I8(pd
));
273 case VT_I2
: return VarI8FromI2(V_I2(ps
), &V_I8(pd
));
274 case VT_UI1
: return VarI8FromUI1(V_UI1(ps
), &V_I8(pd
));
275 case VT_UI2
: return VarI8FromUI2(V_UI2(ps
), &V_I8(pd
));
276 case VT_UI4
: return VarI8FromUI4(V_UI4(ps
), &V_I8(pd
));
277 case VT_UI8
: V_I8(pd
) = V_UI8(ps
); return S_OK
;
278 case VT_R4
: return VarI8FromR4(V_R4(ps
), &V_I8(pd
));
279 case VT_R8
: return VarI8FromR8(V_R8(ps
), &V_I8(pd
));
280 case VT_DATE
: return VarI8FromDate(V_DATE(ps
), &V_I8(pd
));
281 case VT_BOOL
: return VarI8FromBool(V_BOOL(ps
), &V_I8(pd
));
282 case VT_CY
: return VarI8FromCy(V_CY(ps
), &V_I8(pd
));
283 case VT_DECIMAL
: return VarI8FromDec(&V_DECIMAL(ps
), &V_I8(pd
));
284 case VT_DISPATCH
: return VarI8FromDisp(V_DISPATCH(ps
), lcid
, &V_I8(pd
));
285 case VT_BSTR
: return VarI8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_I8(pd
));
292 case VT_EMPTY
: V_R4(pd
) = 0.0f
; return S_OK
;
293 case VT_I1
: return VarR4FromI1(V_I1(ps
), &V_R4(pd
));
294 case VT_I2
: return VarR4FromI2(V_I2(ps
), &V_R4(pd
));
295 case VT_I4
: return VarR4FromI4(V_I4(ps
), &V_R4(pd
));
296 case VT_UI1
: return VarR4FromUI1(V_UI1(ps
), &V_R4(pd
));
297 case VT_UI2
: return VarR4FromUI2(V_UI2(ps
), &V_R4(pd
));
298 case VT_UI4
: return VarR4FromUI4(V_UI4(ps
), &V_R4(pd
));
299 case VT_I8
: return VarR4FromI8(V_I8(ps
), &V_R4(pd
));
300 case VT_UI8
: return VarR4FromUI8(V_UI8(ps
), &V_R4(pd
));
301 case VT_R8
: return VarR4FromR8(V_R8(ps
), &V_R4(pd
));
302 case VT_DATE
: return VarR4FromDate(V_DATE(ps
), &V_R4(pd
));
303 case VT_BOOL
: return VarR4FromBool(V_BOOL(ps
), &V_R4(pd
));
304 case VT_CY
: return VarR4FromCy(V_CY(ps
), &V_R4(pd
));
305 case VT_DECIMAL
: return VarR4FromDec(&V_DECIMAL(ps
), &V_R4(pd
));
306 case VT_DISPATCH
: return VarR4FromDisp(V_DISPATCH(ps
), lcid
, &V_R4(pd
));
307 case VT_BSTR
: return VarR4FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_R4(pd
));
314 case VT_EMPTY
: V_R8(pd
) = 0.0; return S_OK
;
315 case VT_I1
: return VarR8FromI1(V_I1(ps
), &V_R8(pd
));
316 case VT_I2
: return VarR8FromI2(V_I2(ps
), &V_R8(pd
));
317 case VT_I4
: return VarR8FromI4(V_I4(ps
), &V_R8(pd
));
318 case VT_UI1
: return VarR8FromUI1(V_UI1(ps
), &V_R8(pd
));
319 case VT_UI2
: return VarR8FromUI2(V_UI2(ps
), &V_R8(pd
));
320 case VT_UI4
: return VarR8FromUI4(V_UI4(ps
), &V_R8(pd
));
321 case VT_I8
: return VarR8FromI8(V_I8(ps
), &V_R8(pd
));
322 case VT_UI8
: return VarR8FromUI8(V_UI8(ps
), &V_R8(pd
));
323 case VT_R4
: return VarR8FromR4(V_R4(ps
), &V_R8(pd
));
324 case VT_DATE
: return VarR8FromDate(V_DATE(ps
), &V_R8(pd
));
325 case VT_BOOL
: return VarR8FromBool(V_BOOL(ps
), &V_R8(pd
));
326 case VT_CY
: return VarR8FromCy(V_CY(ps
), &V_R8(pd
));
327 case VT_DECIMAL
: return VarR8FromDec(&V_DECIMAL(ps
), &V_R8(pd
));
328 case VT_DISPATCH
: return VarR8FromDisp(V_DISPATCH(ps
), lcid
, &V_R8(pd
));
329 case VT_BSTR
: return VarR8FromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_R8(pd
));
336 case VT_EMPTY
: V_DATE(pd
) = 0.0; return S_OK
;
337 case VT_I1
: return VarDateFromI1(V_I1(ps
), &V_DATE(pd
));
338 case VT_I2
: return VarDateFromI2(V_I2(ps
), &V_DATE(pd
));
339 case VT_I4
: return VarDateFromI4(V_I4(ps
), &V_DATE(pd
));
340 case VT_UI1
: return VarDateFromUI1(V_UI1(ps
), &V_DATE(pd
));
341 case VT_UI2
: return VarDateFromUI2(V_UI2(ps
), &V_DATE(pd
));
342 case VT_UI4
: return VarDateFromUI4(V_UI4(ps
), &V_DATE(pd
));
343 case VT_I8
: return VarDateFromI8(V_I8(ps
), &V_DATE(pd
));
344 case VT_UI8
: return VarDateFromUI8(V_UI8(ps
), &V_DATE(pd
));
345 case VT_R4
: return VarDateFromR4(V_R4(ps
), &V_DATE(pd
));
346 case VT_R8
: return VarDateFromR8(V_R8(ps
), &V_DATE(pd
));
347 case VT_BOOL
: return VarDateFromBool(V_BOOL(ps
), &V_DATE(pd
));
348 case VT_CY
: return VarDateFromCy(V_CY(ps
), &V_DATE(pd
));
349 case VT_DECIMAL
: return VarDateFromDec(&V_DECIMAL(ps
), &V_DATE(pd
));
350 case VT_DISPATCH
: return VarDateFromDisp(V_DISPATCH(ps
), lcid
, &V_DATE(pd
));
351 case VT_BSTR
: return VarDateFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_DATE(pd
));
358 case VT_EMPTY
: V_BOOL(pd
) = 0; return S_OK
;
359 case VT_I1
: return VarBoolFromI1(V_I1(ps
), &V_BOOL(pd
));
360 case VT_I2
: return VarBoolFromI2(V_I2(ps
), &V_BOOL(pd
));
361 case VT_I4
: return VarBoolFromI4(V_I4(ps
), &V_BOOL(pd
));
362 case VT_UI1
: return VarBoolFromUI1(V_UI1(ps
), &V_BOOL(pd
));
363 case VT_UI2
: return VarBoolFromUI2(V_UI2(ps
), &V_BOOL(pd
));
364 case VT_UI4
: return VarBoolFromUI4(V_UI4(ps
), &V_BOOL(pd
));
365 case VT_I8
: return VarBoolFromI8(V_I8(ps
), &V_BOOL(pd
));
366 case VT_UI8
: return VarBoolFromUI8(V_UI8(ps
), &V_BOOL(pd
));
367 case VT_R4
: return VarBoolFromR4(V_R4(ps
), &V_BOOL(pd
));
368 case VT_R8
: return VarBoolFromR8(V_R8(ps
), &V_BOOL(pd
));
369 case VT_DATE
: return VarBoolFromDate(V_DATE(ps
), &V_BOOL(pd
));
370 case VT_CY
: return VarBoolFromCy(V_CY(ps
), &V_BOOL(pd
));
371 case VT_DECIMAL
: return VarBoolFromDec(&V_DECIMAL(ps
), &V_BOOL(pd
));
372 case VT_DISPATCH
: return VarBoolFromDisp(V_DISPATCH(ps
), lcid
, &V_BOOL(pd
));
373 case VT_BSTR
: return VarBoolFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_BOOL(pd
));
381 V_BSTR(pd
) = SysAllocStringLen(NULL
, 0);
382 return V_BSTR(pd
) ? S_OK
: E_OUTOFMEMORY
;
384 if (wFlags
& (VARIANT_ALPHABOOL
|VARIANT_LOCALBOOL
))
385 return VarBstrFromBool(V_BOOL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
386 return VarBstrFromI2(V_BOOL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
387 case VT_I1
: return VarBstrFromI1(V_I1(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
388 case VT_I2
: return VarBstrFromI2(V_I2(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
389 case VT_I4
: return VarBstrFromI4(V_I4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
390 case VT_UI1
: return VarBstrFromUI1(V_UI1(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
391 case VT_UI2
: return VarBstrFromUI2(V_UI2(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
392 case VT_UI4
: return VarBstrFromUI4(V_UI4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
393 case VT_I8
: return VarBstrFromI8(V_I8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
394 case VT_UI8
: return VarBstrFromUI8(V_UI8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
395 case VT_R4
: return VarBstrFromR4(V_R4(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
396 case VT_R8
: return VarBstrFromR8(V_R8(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
397 case VT_DATE
: return VarBstrFromDate(V_DATE(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
398 case VT_CY
: return VarBstrFromCy(V_CY(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
399 case VT_DECIMAL
: return VarBstrFromDec(&V_DECIMAL(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
400 case VT_DISPATCH
: return VarBstrFromDisp(V_DISPATCH(ps
), lcid
, dwFlags
, &V_BSTR(pd
));
407 case VT_EMPTY
: V_CY(pd
).int64
= 0; return S_OK
;
408 case VT_I1
: return VarCyFromI1(V_I1(ps
), &V_CY(pd
));
409 case VT_I2
: return VarCyFromI2(V_I2(ps
), &V_CY(pd
));
410 case VT_I4
: return VarCyFromI4(V_I4(ps
), &V_CY(pd
));
411 case VT_UI1
: return VarCyFromUI1(V_UI1(ps
), &V_CY(pd
));
412 case VT_UI2
: return VarCyFromUI2(V_UI2(ps
), &V_CY(pd
));
413 case VT_UI4
: return VarCyFromUI4(V_UI4(ps
), &V_CY(pd
));
414 case VT_I8
: return VarCyFromI8(V_I8(ps
), &V_CY(pd
));
415 case VT_UI8
: return VarCyFromUI8(V_UI8(ps
), &V_CY(pd
));
416 case VT_R4
: return VarCyFromR4(V_R4(ps
), &V_CY(pd
));
417 case VT_R8
: return VarCyFromR8(V_R8(ps
), &V_CY(pd
));
418 case VT_DATE
: return VarCyFromDate(V_DATE(ps
), &V_CY(pd
));
419 case VT_BOOL
: return VarCyFromBool(V_BOOL(ps
), &V_CY(pd
));
420 case VT_DECIMAL
: return VarCyFromDec(&V_DECIMAL(ps
), &V_CY(pd
));
421 case VT_DISPATCH
: return VarCyFromDisp(V_DISPATCH(ps
), lcid
, &V_CY(pd
));
422 case VT_BSTR
: return VarCyFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_CY(pd
));
431 DEC_SIGNSCALE(&V_DECIMAL(pd
)) = SIGNSCALE(DECIMAL_POS
,0);
432 DEC_HI32(&V_DECIMAL(pd
)) = 0;
433 DEC_MID32(&V_DECIMAL(pd
)) = 0;
434 /* VarDecFromBool() coerces to -1/0, ChangeTypeEx() coerces to 1/0.
435 * VT_NULL and VT_EMPTY always give a 0 value.
437 DEC_LO32(&V_DECIMAL(pd
)) = vtFrom
== VT_BOOL
&& V_BOOL(ps
) ? 1 : 0;
439 case VT_I1
: return VarDecFromI1(V_I1(ps
), &V_DECIMAL(pd
));
440 case VT_I2
: return VarDecFromI2(V_I2(ps
), &V_DECIMAL(pd
));
441 case VT_I4
: return VarDecFromI4(V_I4(ps
), &V_DECIMAL(pd
));
442 case VT_UI1
: return VarDecFromUI1(V_UI1(ps
), &V_DECIMAL(pd
));
443 case VT_UI2
: return VarDecFromUI2(V_UI2(ps
), &V_DECIMAL(pd
));
444 case VT_UI4
: return VarDecFromUI4(V_UI4(ps
), &V_DECIMAL(pd
));
445 case VT_I8
: return VarDecFromI8(V_I8(ps
), &V_DECIMAL(pd
));
446 case VT_UI8
: return VarDecFromUI8(V_UI8(ps
), &V_DECIMAL(pd
));
447 case VT_R4
: return VarDecFromR4(V_R4(ps
), &V_DECIMAL(pd
));
448 case VT_R8
: return VarDecFromR8(V_R8(ps
), &V_DECIMAL(pd
));
449 case VT_DATE
: return VarDecFromDate(V_DATE(ps
), &V_DECIMAL(pd
));
450 case VT_CY
: return VarDecFromCy(V_CY(ps
), &V_DECIMAL(pd
));
451 case VT_DISPATCH
: return VarDecFromDisp(V_DISPATCH(ps
), lcid
, &V_DECIMAL(pd
));
452 case VT_BSTR
: return VarDecFromStr(V_BSTR(ps
), lcid
, dwFlags
, &V_DECIMAL(pd
));
460 if (V_DISPATCH(ps
) == NULL
)
462 V_UNKNOWN(pd
) = NULL
;
466 res
= IDispatch_QueryInterface(V_DISPATCH(ps
), &IID_IUnknown
, (LPVOID
*)&V_UNKNOWN(pd
));
475 if (V_UNKNOWN(ps
) == NULL
)
477 V_DISPATCH(pd
) = NULL
;
481 res
= IUnknown_QueryInterface(V_UNKNOWN(ps
), &IID_IDispatch
, (LPVOID
*)&V_DISPATCH(pd
));
492 /* Coerce to/from an array */
493 static inline HRESULT
VARIANT_CoerceArray(VARIANTARG
* pd
, VARIANTARG
* ps
, VARTYPE vt
)
495 if (vt
== VT_BSTR
&& V_VT(ps
) == (VT_ARRAY
|VT_UI1
))
496 return BstrFromVector(V_ARRAY(ps
), &V_BSTR(pd
));
498 if (V_VT(ps
) == VT_BSTR
&& vt
== (VT_ARRAY
|VT_UI1
))
499 return VectorFromBstr(V_BSTR(ps
), &V_ARRAY(pd
));
502 return SafeArrayCopy(V_ARRAY(ps
), &V_ARRAY(pd
));
504 return DISP_E_TYPEMISMATCH
;
507 static HRESULT
VARIANT_FetchDispatchValue(LPVARIANT pvDispatch
, LPVARIANT pValue
)
509 DISPPARAMS params
= { 0 };
512 if ((V_VT(pvDispatch
) & VT_TYPEMASK
) == VT_DISPATCH
) {
513 if (NULL
== V_DISPATCH(pvDispatch
)) return DISP_E_TYPEMISMATCH
;
514 hres
= IDispatch_Invoke(V_DISPATCH(pvDispatch
), DISPID_VALUE
, &IID_NULL
,
515 LOCALE_USER_DEFAULT
, DISPATCH_PROPERTYGET
, ¶ms
, pValue
,
518 hres
= DISP_E_TYPEMISMATCH
;
523 /******************************************************************************
524 * Check if a variants type is valid.
526 static inline HRESULT
VARIANT_ValidateType(VARTYPE vt
)
528 VARTYPE vtExtra
= vt
& VT_EXTRA_TYPE
;
532 if (!(vtExtra
& (VT_VECTOR
|VT_RESERVED
)))
534 if (vt
< VT_VOID
|| vt
== VT_RECORD
|| vt
== VT_CLSID
)
536 if ((vtExtra
& (VT_BYREF
|VT_ARRAY
)) && vt
<= VT_NULL
)
537 return DISP_E_BADVARTYPE
;
538 if (vt
!= (VARTYPE
)15)
542 return DISP_E_BADVARTYPE
;
545 /******************************************************************************
546 * VariantInit [OLEAUT32.8]
548 * Since Windows 8.1 whole structure is initialized, before that only type field was reset to VT_EMPTY.
550 void WINAPI
VariantInit(VARIANTARG
* pVarg
)
552 TRACE("(%p)\n", pVarg
);
554 memset(pVarg
, 0, sizeof(*pVarg
));
557 HRESULT
VARIANT_ClearInd(VARIANTARG
*pVarg
)
561 TRACE("(%s)\n", debugstr_variant(pVarg
));
563 hres
= VARIANT_ValidateType(V_VT(pVarg
));
571 if (V_UNKNOWN(pVarg
))
572 IUnknown_Release(V_UNKNOWN(pVarg
));
574 case VT_UNKNOWN
| VT_BYREF
:
575 case VT_DISPATCH
| VT_BYREF
:
576 if(*V_UNKNOWNREF(pVarg
))
577 IUnknown_Release(*V_UNKNOWNREF(pVarg
));
580 SysFreeString(V_BSTR(pVarg
));
582 case VT_BSTR
| VT_BYREF
:
583 SysFreeString(*V_BSTRREF(pVarg
));
585 case VT_VARIANT
| VT_BYREF
:
586 VariantClear(V_VARIANTREF(pVarg
));
589 case VT_RECORD
| VT_BYREF
:
591 struct __tagBRECORD
* pBr
= &V_UNION(pVarg
,brecVal
);
594 IRecordInfo_RecordClear(pBr
->pRecInfo
, pBr
->pvRecord
);
595 IRecordInfo_Release(pBr
->pRecInfo
);
600 if (V_ISARRAY(pVarg
) || (V_VT(pVarg
) & ~VT_BYREF
) == VT_SAFEARRAY
)
602 if (V_ISBYREF(pVarg
))
604 if (*V_ARRAYREF(pVarg
))
605 hres
= SafeArrayDestroy(*V_ARRAYREF(pVarg
));
607 else if (V_ARRAY(pVarg
))
608 hres
= SafeArrayDestroy(V_ARRAY(pVarg
));
613 V_VT(pVarg
) = VT_EMPTY
;
617 /******************************************************************************
618 * VariantClear [OLEAUT32.9]
623 * pVarg [I/O] Variant to clear
626 * Success: S_OK. Any previous value in pVarg is freed and its type is set to VT_EMPTY.
627 * Failure: DISP_E_BADVARTYPE, if the variant is not a valid variant type.
629 HRESULT WINAPI DECLSPEC_HOTPATCH
VariantClear(VARIANTARG
* pVarg
)
633 TRACE("(%s)\n", debugstr_variant(pVarg
));
635 hres
= VARIANT_ValidateType(V_VT(pVarg
));
639 if (!V_ISBYREF(pVarg
))
641 if (V_ISARRAY(pVarg
) || V_VT(pVarg
) == VT_SAFEARRAY
)
643 hres
= SafeArrayDestroy(V_ARRAY(pVarg
));
645 else if (V_VT(pVarg
) == VT_BSTR
)
647 SysFreeString(V_BSTR(pVarg
));
649 else if (V_VT(pVarg
) == VT_RECORD
)
651 struct __tagBRECORD
* pBr
= &V_UNION(pVarg
,brecVal
);
654 IRecordInfo_RecordClear(pBr
->pRecInfo
, pBr
->pvRecord
);
655 IRecordInfo_Release(pBr
->pRecInfo
);
658 else if (V_VT(pVarg
) == VT_DISPATCH
||
659 V_VT(pVarg
) == VT_UNKNOWN
)
661 if (V_UNKNOWN(pVarg
))
662 IUnknown_Release(V_UNKNOWN(pVarg
));
665 V_VT(pVarg
) = VT_EMPTY
;
670 /******************************************************************************
671 * Copy an IRecordInfo object contained in a variant.
673 static HRESULT
VARIANT_CopyIRecordInfo(VARIANT
*dest
, const VARIANT
*src
)
675 struct __tagBRECORD
*dest_rec
= &V_UNION(dest
, brecVal
);
676 const struct __tagBRECORD
*src_rec
= &V_UNION(src
, brecVal
);
680 if (!src_rec
->pRecInfo
)
682 if (src_rec
->pvRecord
) return E_INVALIDARG
;
686 hr
= IRecordInfo_GetSize(src_rec
->pRecInfo
, &size
);
687 if (FAILED(hr
)) return hr
;
689 /* This could look cleaner if only RecordCreate() was used, but native doesn't use it.
690 Memory should be allocated in a same way as RecordCreate() does, so RecordDestroy()
691 could free it later. */
692 dest_rec
->pvRecord
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, size
);
693 if (!dest_rec
->pvRecord
) return E_OUTOFMEMORY
;
695 dest_rec
->pRecInfo
= src_rec
->pRecInfo
;
696 IRecordInfo_AddRef(src_rec
->pRecInfo
);
698 return IRecordInfo_RecordCopy(src_rec
->pRecInfo
, src_rec
->pvRecord
, dest_rec
->pvRecord
);
701 /******************************************************************************
702 * VariantCopy [OLEAUT32.10]
707 * pvargDest [O] Destination for copy
708 * pvargSrc [I] Source variant to copy
711 * Success: S_OK. pvargDest contains a copy of pvargSrc.
712 * Failure: DISP_E_BADVARTYPE, if either variant has an invalid type.
713 * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
714 * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
715 * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
718 * - If pvargSrc == pvargDest, this function does nothing, and succeeds if
719 * pvargSrc is valid. Otherwise, pvargDest is always cleared using
720 * VariantClear() before pvargSrc is copied to it. If clearing pvargDest
721 * fails, so does this function.
722 * - VT_CLSID is a valid type type for pvargSrc, but not for pvargDest.
723 * - For by-value non-intrinsic types, a deep copy is made, i.e. The whole value
724 * is copied rather than just any pointers to it.
725 * - For by-value object types the object pointer is copied and the objects
726 * reference count increased using IUnknown_AddRef().
727 * - For all by-reference types, only the referencing pointer is copied.
729 HRESULT WINAPI
VariantCopy(VARIANTARG
* pvargDest
, const VARIANTARG
* pvargSrc
)
733 TRACE("(%s,%s)\n", debugstr_variant(pvargDest
), debugstr_variant(pvargSrc
));
735 if (V_TYPE(pvargSrc
) == VT_CLSID
|| /* VT_CLSID is a special case */
736 FAILED(VARIANT_ValidateType(V_VT(pvargSrc
))))
737 return DISP_E_BADVARTYPE
;
739 if (pvargSrc
!= pvargDest
&&
740 SUCCEEDED(hres
= VariantClear(pvargDest
)))
742 *pvargDest
= *pvargSrc
; /* Shallow copy the value */
744 if (!V_ISBYREF(pvargSrc
))
746 switch (V_VT(pvargSrc
))
749 V_BSTR(pvargDest
) = SysAllocStringByteLen((char*)V_BSTR(pvargSrc
), SysStringByteLen(V_BSTR(pvargSrc
)));
750 if (!V_BSTR(pvargDest
))
751 hres
= E_OUTOFMEMORY
;
754 hres
= VARIANT_CopyIRecordInfo(pvargDest
, pvargSrc
);
758 V_UNKNOWN(pvargDest
) = V_UNKNOWN(pvargSrc
);
759 if (V_UNKNOWN(pvargSrc
))
760 IUnknown_AddRef(V_UNKNOWN(pvargSrc
));
763 if (V_ISARRAY(pvargSrc
))
764 hres
= SafeArrayCopy(V_ARRAY(pvargSrc
), &V_ARRAY(pvargDest
));
771 /* Return the byte size of a variants data */
772 static inline size_t VARIANT_DataSize(const VARIANT
* pv
)
777 case VT_UI1
: return sizeof(BYTE
);
779 case VT_UI2
: return sizeof(SHORT
);
783 case VT_UI4
: return sizeof(LONG
);
785 case VT_UI8
: return sizeof(LONGLONG
);
786 case VT_R4
: return sizeof(float);
787 case VT_R8
: return sizeof(double);
788 case VT_DATE
: return sizeof(DATE
);
789 case VT_BOOL
: return sizeof(VARIANT_BOOL
);
792 case VT_BSTR
: return sizeof(void*);
793 case VT_CY
: return sizeof(CY
);
794 case VT_ERROR
: return sizeof(SCODE
);
796 TRACE("Shouldn't be called for variant %s!\n", debugstr_variant(pv
));
800 /******************************************************************************
801 * VariantCopyInd [OLEAUT32.11]
803 * Copy a variant, dereferencing it if it is by-reference.
806 * pvargDest [O] Destination for copy
807 * pvargSrc [I] Source variant to copy
810 * Success: S_OK. pvargDest contains a copy of pvargSrc.
811 * Failure: An HRESULT error code indicating the error.
814 * Failure: DISP_E_BADVARTYPE, if either variant has an invalid by-value type.
815 * E_INVALIDARG, if pvargSrc is an invalid by-reference type.
816 * E_OUTOFMEMORY, if memory cannot be allocated. Otherwise an
817 * HRESULT error code from SafeArrayCopy(), IRecordInfo_GetSize(),
818 * or IRecordInfo_RecordCopy(), depending on the type of pvargSrc.
821 * - If pvargSrc is by-value, this function behaves exactly as VariantCopy().
822 * - If pvargSrc is by-reference, the value copied to pvargDest is the pointed-to
824 * - if pvargSrc == pvargDest, this function dereferences in place. Otherwise,
825 * pvargDest is always cleared using VariantClear() before pvargSrc is copied
826 * to it. If clearing pvargDest fails, so does this function.
828 HRESULT WINAPI
VariantCopyInd(VARIANT
* pvargDest
, const VARIANTARG
* pvargSrc
)
830 const VARIANTARG
*pSrc
= pvargSrc
;
835 TRACE("(%s,%s)\n", debugstr_variant(pvargDest
), debugstr_variant(pvargSrc
));
837 if (!V_ISBYREF(pvargSrc
))
838 return VariantCopy(pvargDest
, pvargSrc
);
840 /* Argument checking is more lax than VariantCopy()... */
841 vt
= V_TYPE(pvargSrc
);
842 if (V_ISARRAY(pvargSrc
) || (V_VT(pvargSrc
) == (VT_RECORD
|VT_BYREF
)) ||
843 (vt
> VT_NULL
&& vt
!= (VARTYPE
)15 && vt
< VT_VOID
&&
844 !(V_VT(pvargSrc
) & (VT_VECTOR
|VT_RESERVED
))))
849 return E_INVALIDARG
; /* ...And the return value for invalid types differs too */
851 if (pvargSrc
== pvargDest
)
853 /* In place copy. Use a shallow copy of pvargSrc & init pvargDest.
854 * This avoids an expensive VariantCopy() call - e.g. SafeArrayCopy().
858 V_VT(pvargDest
) = VT_EMPTY
;
862 /* Copy into another variant. Free the variant in pvargDest */
863 if (FAILED(hres
= VariantClear(pvargDest
)))
865 TRACE("VariantClear() of destination failed\n");
872 /* Native doesn't check that *V_ARRAYREF(pSrc) is valid */
873 hres
= SafeArrayCopy(*V_ARRAYREF(pSrc
), &V_ARRAY(pvargDest
));
875 else if (V_VT(pSrc
) == (VT_BSTR
|VT_BYREF
))
877 /* Native doesn't check that *V_BSTRREF(pSrc) is valid */
878 V_BSTR(pvargDest
) = SysAllocStringByteLen((char*)*V_BSTRREF(pSrc
), SysStringByteLen(*V_BSTRREF(pSrc
)));
880 else if (V_VT(pSrc
) == (VT_RECORD
|VT_BYREF
))
882 hres
= VARIANT_CopyIRecordInfo(pvargDest
, pvargSrc
);
884 else if (V_VT(pSrc
) == (VT_DISPATCH
|VT_BYREF
) ||
885 V_VT(pSrc
) == (VT_UNKNOWN
|VT_BYREF
))
887 /* Native doesn't check that *V_UNKNOWNREF(pSrc) is valid */
888 V_UNKNOWN(pvargDest
) = *V_UNKNOWNREF(pSrc
);
889 if (*V_UNKNOWNREF(pSrc
))
890 IUnknown_AddRef(*V_UNKNOWNREF(pSrc
));
892 else if (V_VT(pSrc
) == (VT_VARIANT
|VT_BYREF
))
894 /* Native doesn't check that *V_VARIANTREF(pSrc) is valid */
895 if (V_VT(V_VARIANTREF(pSrc
)) == (VT_VARIANT
|VT_BYREF
))
896 hres
= E_INVALIDARG
; /* Don't dereference more than one level */
898 hres
= VariantCopyInd(pvargDest
, V_VARIANTREF(pSrc
));
900 /* Use the dereferenced variants type value, not VT_VARIANT */
901 goto VariantCopyInd_Return
;
903 else if (V_VT(pSrc
) == (VT_DECIMAL
|VT_BYREF
))
905 memcpy(&DEC_SCALE(&V_DECIMAL(pvargDest
)), &DEC_SCALE(V_DECIMALREF(pSrc
)),
906 sizeof(DECIMAL
) - sizeof(USHORT
));
910 /* Copy the pointed to data into this variant */
911 memcpy(&V_BYREF(pvargDest
), V_BYREF(pSrc
), VARIANT_DataSize(pSrc
));
914 V_VT(pvargDest
) = V_VT(pSrc
) & ~VT_BYREF
;
916 VariantCopyInd_Return
:
918 if (pSrc
!= pvargSrc
)
921 TRACE("returning %#lx, %s\n", hres
, debugstr_variant(pvargDest
));
925 /******************************************************************************
926 * VariantChangeType [OLEAUT32.12]
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 * wFlags [I] VARIANT_ flags from "oleauto.h"
934 * vt [I] Variant type to change pvargSrc into
937 * Success: S_OK. pvargDest contains the converted value.
938 * Failure: An HRESULT error code describing the failure.
941 * The LCID used for the conversion is LOCALE_USER_DEFAULT.
942 * See VariantChangeTypeEx.
944 HRESULT WINAPI DECLSPEC_HOTPATCH
VariantChangeType(VARIANTARG
* pvargDest
, const VARIANTARG
* pvargSrc
,
945 USHORT wFlags
, VARTYPE vt
)
947 return VariantChangeTypeEx( pvargDest
, pvargSrc
, LOCALE_USER_DEFAULT
, wFlags
, vt
);
950 /******************************************************************************
951 * VariantChangeTypeEx [OLEAUT32.147]
953 * Change the type of a variant.
956 * pvargDest [O] Destination for the converted variant
957 * pvargSrc [O] Source variant to change the type of
958 * lcid [I] LCID for the conversion
959 * wFlags [I] VARIANT_ flags from "oleauto.h"
960 * vt [I] Variant type to change pvargSrc into
963 * Success: S_OK. pvargDest contains the converted value.
964 * Failure: An HRESULT error code describing the failure.
967 * pvargDest and pvargSrc can point to the same variant to perform an in-place
968 * conversion. If the conversion is successful, pvargSrc will be freed.
970 HRESULT WINAPI
VariantChangeTypeEx(VARIANTARG
* pvargDest
, const VARIANTARG
* pvargSrc
,
971 LCID lcid
, USHORT wFlags
, VARTYPE vt
)
975 TRACE("%s, %s, %#lx, 0x%04x, %s.\n", debugstr_variant(pvargDest
),
976 debugstr_variant(pvargSrc
), lcid
, wFlags
, debugstr_vt(vt
));
979 res
= DISP_E_BADVARTYPE
;
982 res
= VARIANT_ValidateType(V_VT(pvargSrc
));
986 res
= VARIANT_ValidateType(vt
);
990 VARIANTARG vTmp
, vSrcDeref
;
992 if(V_ISBYREF(pvargSrc
) && !V_BYREF(pvargSrc
))
993 res
= DISP_E_TYPEMISMATCH
;
996 V_VT(&vTmp
) = VT_EMPTY
;
997 V_VT(&vSrcDeref
) = VT_EMPTY
;
999 VariantClear(&vSrcDeref
);
1004 res
= VariantCopyInd(&vSrcDeref
, pvargSrc
);
1007 if (V_ISARRAY(&vSrcDeref
) || (vt
& VT_ARRAY
))
1008 res
= VARIANT_CoerceArray(&vTmp
, &vSrcDeref
, vt
);
1010 res
= VARIANT_Coerce(&vTmp
, lcid
, wFlags
, &vSrcDeref
, vt
);
1012 if (SUCCEEDED(res
)) {
1014 res
= VariantCopy(pvargDest
, &vTmp
);
1016 VariantClear(&vTmp
);
1017 VariantClear(&vSrcDeref
);
1024 TRACE("returning %#lx, %s\n", res
, debugstr_variant(pvargDest
));
1028 /* Date Conversions */
1030 #define IsLeapYear(y) (((y % 4) == 0) && (((y % 100) != 0) || ((y % 400) == 0)))
1032 /* Convert a VT_DATE value to a Julian Date */
1033 static inline int VARIANT_JulianFromDate(int dateIn
)
1035 int julianDays
= dateIn
;
1037 julianDays
-= DATE_MIN
; /* Convert to + days from 1 Jan 100 AD */
1038 julianDays
+= 1757585; /* Convert to + days from 23 Nov 4713 BC (Julian) */
1042 /* Convert a Julian Date to a VT_DATE value */
1043 static inline int VARIANT_DateFromJulian(int dateIn
)
1045 int julianDays
= dateIn
;
1047 julianDays
-= 1757585; /* Convert to + days from 1 Jan 100 AD */
1048 julianDays
+= DATE_MIN
; /* Convert to +/- days from 1 Jan 1899 AD */
1052 /* Convert a Julian date to Day/Month/Year - from PostgreSQL */
1053 static inline void VARIANT_DMYFromJulian(int jd
, USHORT
*year
, USHORT
*month
, USHORT
*day
)
1059 l
-= (n
* 146097 + 3) / 4;
1060 i
= (4000 * (l
+ 1)) / 1461001;
1061 l
+= 31 - (i
* 1461) / 4;
1062 j
= (l
* 80) / 2447;
1063 *day
= l
- (j
* 2447) / 80;
1065 *month
= (j
+ 2) - (12 * l
);
1066 *year
= 100 * (n
- 49) + i
+ l
;
1069 /* Convert Day/Month/Year to a Julian date - from PostgreSQL */
1070 static inline double VARIANT_JulianFromDMY(USHORT year
, USHORT month
, USHORT day
)
1072 int m12
= (month
- 14) / 12;
1074 return ((1461 * (year
+ 4800 + m12
)) / 4 + (367 * (month
- 2 - 12 * m12
)) / 12 -
1075 (3 * ((year
+ 4900 + m12
) / 100)) / 4 + day
- 32075);
1078 /* Macros for accessing DOS format date/time fields */
1079 #define DOS_YEAR(x) (1980 + (x >> 9))
1080 #define DOS_MONTH(x) ((x >> 5) & 0xf)
1081 #define DOS_DAY(x) (x & 0x1f)
1082 #define DOS_HOUR(x) (x >> 11)
1083 #define DOS_MINUTE(x) ((x >> 5) & 0x3f)
1084 #define DOS_SECOND(x) ((x & 0x1f) << 1)
1085 /* Create a DOS format date/time */
1086 #define DOS_DATE(d,m,y) (d | (m << 5) | ((y-1980) << 9))
1087 #define DOS_TIME(h,m,s) ((s >> 1) | (m << 5) | (h << 11))
1089 /* Roll a date forwards or backwards to correct it */
1090 static HRESULT
VARIANT_RollUdate(UDATE
*lpUd
)
1092 static const BYTE days
[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
1093 short iYear
, iMonth
, iDay
, iHour
, iMinute
, iSecond
;
1095 /* interpret values signed */
1096 iYear
= lpUd
->st
.wYear
;
1097 iMonth
= lpUd
->st
.wMonth
;
1098 iDay
= lpUd
->st
.wDay
;
1099 iHour
= lpUd
->st
.wHour
;
1100 iMinute
= lpUd
->st
.wMinute
;
1101 iSecond
= lpUd
->st
.wSecond
;
1103 TRACE("Raw date: %d/%d/%d %d:%d:%d\n", iDay
, iMonth
,
1104 iYear
, iHour
, iMinute
, iSecond
);
1106 if (iYear
> 9999 || iYear
< -9999)
1107 return E_INVALIDARG
; /* Invalid value */
1108 /* Years 0 to 49 are treated as 2000 + year, see also VARIANT_MakeDate() */
1109 if (0 <= iYear
&& iYear
<= 49)
1111 /* Remaining years 50 to 99 are treated as 1900 + year */
1112 else if (50 <= iYear
&& iYear
<= 99)
1115 iMinute
+= iSecond
/ 60;
1116 iSecond
= iSecond
% 60;
1117 iHour
+= iMinute
/ 60;
1118 iMinute
= iMinute
% 60;
1121 iYear
+= iMonth
/ 12;
1122 iMonth
= iMonth
% 12;
1123 if (iMonth
<=0) {iMonth
+=12; iYear
--;}
1124 while (iDay
> days
[iMonth
])
1126 if (iMonth
== 2 && IsLeapYear(iYear
))
1129 iDay
-= days
[iMonth
];
1131 iYear
+= iMonth
/ 12;
1132 iMonth
= iMonth
% 12;
1137 if (iMonth
<=0) {iMonth
+=12; iYear
--;}
1138 if (iMonth
== 2 && IsLeapYear(iYear
))
1141 iDay
+= days
[iMonth
];
1144 if (iSecond
<0){iSecond
+=60; iMinute
--;}
1145 if (iMinute
<0){iMinute
+=60; iHour
--;}
1146 if (iHour
<0) {iHour
+=24; iDay
--;}
1147 if (iYear
<=0) iYear
+=2000;
1149 lpUd
->st
.wYear
= iYear
;
1150 lpUd
->st
.wMonth
= iMonth
;
1151 lpUd
->st
.wDay
= iDay
;
1152 lpUd
->st
.wHour
= iHour
;
1153 lpUd
->st
.wMinute
= iMinute
;
1154 lpUd
->st
.wSecond
= iSecond
;
1156 TRACE("Rolled date: %d/%d/%d %d:%d:%d\n", lpUd
->st
.wDay
, lpUd
->st
.wMonth
,
1157 lpUd
->st
.wYear
, lpUd
->st
.wHour
, lpUd
->st
.wMinute
, lpUd
->st
.wSecond
);
1161 /**********************************************************************
1162 * DosDateTimeToVariantTime [OLEAUT32.14]
1164 * Convert a Dos format date and time into variant VT_DATE format.
1167 * wDosDate [I] Dos format date
1168 * wDosTime [I] Dos format time
1169 * pDateOut [O] Destination for VT_DATE format
1172 * Success: TRUE. pDateOut contains the converted time.
1173 * Failure: FALSE, if wDosDate or wDosTime are invalid (see notes).
1176 * - Dos format dates can only hold dates from 1-Jan-1980 to 31-Dec-2099.
1177 * - Dos format times are accurate to only 2 second precision.
1178 * - The format of a Dos Date is:
1179 *| Bits Values Meaning
1180 *| ---- ------ -------
1181 *| 0-4 1-31 Day of the week. 0 rolls back one day. A value greater than
1182 *| the days in the month rolls forward the extra days.
1183 *| 5-8 1-12 Month of the year. 0 rolls back to December of the previous
1184 *| year. 13-15 are invalid.
1185 *| 9-15 0-119 Year based from 1980 (Max 2099). 120-127 are invalid.
1186 * - The format of a Dos Time is:
1187 *| Bits Values Meaning
1188 *| ---- ------ -------
1189 *| 0-4 0-29 Seconds/2. 30 and 31 are invalid.
1190 *| 5-10 0-59 Minutes. 60-63 are invalid.
1191 *| 11-15 0-23 Hours (24 hour clock). 24-32 are invalid.
1193 INT WINAPI
DosDateTimeToVariantTime(USHORT wDosDate
, USHORT wDosTime
,
1198 TRACE("(0x%x(%d/%d/%d),0x%x(%d:%d:%d),%p)\n",
1199 wDosDate
, DOS_YEAR(wDosDate
), DOS_MONTH(wDosDate
), DOS_DAY(wDosDate
),
1200 wDosTime
, DOS_HOUR(wDosTime
), DOS_MINUTE(wDosTime
), DOS_SECOND(wDosTime
),
1203 ud
.st
.wYear
= DOS_YEAR(wDosDate
);
1204 ud
.st
.wMonth
= DOS_MONTH(wDosDate
);
1205 if (ud
.st
.wYear
> 2099 || ud
.st
.wMonth
> 12)
1207 ud
.st
.wDay
= DOS_DAY(wDosDate
);
1208 ud
.st
.wHour
= DOS_HOUR(wDosTime
);
1209 ud
.st
.wMinute
= DOS_MINUTE(wDosTime
);
1210 ud
.st
.wSecond
= DOS_SECOND(wDosTime
);
1211 ud
.st
.wDayOfWeek
= ud
.st
.wMilliseconds
= 0;
1212 if (ud
.st
.wHour
> 23 || ud
.st
.wMinute
> 59 || ud
.st
.wSecond
> 59)
1213 return FALSE
; /* Invalid values in Dos*/
1215 return VarDateFromUdate(&ud
, 0, pDateOut
) == S_OK
;
1218 /**********************************************************************
1219 * VariantTimeToDosDateTime [OLEAUT32.13]
1221 * Convert a variant format date into a Dos format date and time.
1223 * dateIn [I] VT_DATE time format
1224 * pwDosDate [O] Destination for Dos format date
1225 * pwDosTime [O] Destination for Dos format time
1228 * Success: TRUE. pwDosDate and pwDosTime contains the converted values.
1229 * Failure: FALSE, if dateIn cannot be represented in Dos format.
1232 * See DosDateTimeToVariantTime() for Dos format details and bugs.
1234 INT WINAPI
VariantTimeToDosDateTime(double dateIn
, USHORT
*pwDosDate
, USHORT
*pwDosTime
)
1238 TRACE("(%g,%p,%p)\n", dateIn
, pwDosDate
, pwDosTime
);
1240 if (FAILED(VarUdateFromDate(dateIn
, 0, &ud
)))
1243 if (ud
.st
.wYear
< 1980 || ud
.st
.wYear
> 2099)
1246 *pwDosDate
= DOS_DATE(ud
.st
.wDay
, ud
.st
.wMonth
, ud
.st
.wYear
);
1247 *pwDosTime
= DOS_TIME(ud
.st
.wHour
, ud
.st
.wMinute
, ud
.st
.wSecond
);
1249 TRACE("Returning 0x%x(%d/%d/%d), 0x%x(%d:%d:%d)\n",
1250 *pwDosDate
, DOS_YEAR(*pwDosDate
), DOS_MONTH(*pwDosDate
), DOS_DAY(*pwDosDate
),
1251 *pwDosTime
, DOS_HOUR(*pwDosTime
), DOS_MINUTE(*pwDosTime
), DOS_SECOND(*pwDosTime
));
1255 /***********************************************************************
1256 * SystemTimeToVariantTime [OLEAUT32.184]
1258 * Convert a System format date and time into variant VT_DATE format.
1261 * lpSt [I] System format date and time
1262 * pDateOut [O] Destination for VT_DATE format date
1265 * Success: TRUE. *pDateOut contains the converted value.
1266 * Failure: FALSE, if lpSt cannot be represented in VT_DATE format.
1268 INT WINAPI
SystemTimeToVariantTime(LPSYSTEMTIME lpSt
, double *pDateOut
)
1272 TRACE("(%p->%d/%d/%d %d:%d:%d,%p)\n", lpSt
, lpSt
->wDay
, lpSt
->wMonth
,
1273 lpSt
->wYear
, lpSt
->wHour
, lpSt
->wMinute
, lpSt
->wSecond
, pDateOut
);
1275 if (lpSt
->wMonth
> 12)
1277 if (lpSt
->wDay
> 31)
1279 if ((short)lpSt
->wYear
< 0)
1283 return VarDateFromUdate(&ud
, 0, pDateOut
) == S_OK
;
1286 /***********************************************************************
1287 * VariantTimeToSystemTime [OLEAUT32.185]
1289 * Convert a variant VT_DATE into a System format date and time.
1292 * datein [I] Variant VT_DATE format date
1293 * lpSt [O] Destination for System format date and time
1296 * Success: TRUE. *lpSt contains the converted value.
1297 * Failure: FALSE, if dateIn is too large or small.
1299 INT WINAPI
VariantTimeToSystemTime(double dateIn
, LPSYSTEMTIME lpSt
)
1303 TRACE("(%g,%p)\n", dateIn
, lpSt
);
1305 if (FAILED(VarUdateFromDate(dateIn
, 0, &ud
)))
1312 /***********************************************************************
1313 * VarDateFromUdateEx [OLEAUT32.319]
1315 * Convert an unpacked format date and time to a variant VT_DATE.
1318 * pUdateIn [I] Unpacked format date and time to convert
1319 * lcid [I] Locale identifier for the conversion
1320 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1321 * pDateOut [O] Destination for variant VT_DATE.
1324 * Success: S_OK. *pDateOut contains the converted value.
1325 * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
1327 HRESULT WINAPI
VarDateFromUdateEx(UDATE
*pUdateIn
, LCID lcid
, ULONG dwFlags
, DATE
*pDateOut
)
1332 TRACE("%p, %d/%d/%d, %d:%d:%d:%d, %#x, %d, %#lx, %#lx, %p.\n", pUdateIn
,
1333 pUdateIn
->st
.wMonth
, pUdateIn
->st
.wDay
, pUdateIn
->st
.wYear
,
1334 pUdateIn
->st
.wHour
, pUdateIn
->st
.wMinute
, pUdateIn
->st
.wSecond
,
1335 pUdateIn
->st
.wMilliseconds
, pUdateIn
->st
.wDayOfWeek
,
1336 pUdateIn
->wDayOfYear
, lcid
, dwFlags
, pDateOut
);
1338 if (lcid
!= MAKELCID(MAKELANGID(LANG_ENGLISH
, SUBLANG_ENGLISH_US
), SORT_DEFAULT
))
1339 FIXME("lcid possibly not handled, treating as en-us\n");
1340 if (dwFlags
& ~(VAR_TIMEVALUEONLY
|VAR_DATEVALUEONLY
))
1341 FIXME("unsupported flags: %lx\n", dwFlags
);
1345 if (dwFlags
& VAR_VALIDDATE
)
1346 WARN("Ignoring VAR_VALIDDATE\n");
1348 if (FAILED(VARIANT_RollUdate(&ud
)))
1349 return E_INVALIDARG
;
1352 if (!(dwFlags
& VAR_TIMEVALUEONLY
))
1353 dateVal
= VARIANT_DateFromJulian(VARIANT_JulianFromDMY(ud
.st
.wYear
, ud
.st
.wMonth
, ud
.st
.wDay
));
1355 if ((dwFlags
& VAR_TIMEVALUEONLY
) || !(dwFlags
& VAR_DATEVALUEONLY
))
1357 double dateSign
= (dateVal
< 0.0) ? -1.0 : 1.0;
1360 dateVal
+= ud
.st
.wHour
/ 24.0 * dateSign
;
1361 dateVal
+= ud
.st
.wMinute
/ 1440.0 * dateSign
;
1362 dateVal
+= ud
.st
.wSecond
/ 86400.0 * dateSign
;
1365 TRACE("Returning %g\n", dateVal
);
1366 *pDateOut
= dateVal
;
1370 /***********************************************************************
1371 * VarDateFromUdate [OLEAUT32.330]
1373 * Convert an unpacked format date and time to a variant VT_DATE.
1376 * pUdateIn [I] Unpacked format date and time to convert
1377 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1378 * pDateOut [O] Destination for variant VT_DATE.
1381 * Success: S_OK. *pDateOut contains the converted value.
1382 * Failure: E_INVALIDARG, if pUdateIn cannot be represented in VT_DATE format.
1385 * This function uses the United States English locale for the conversion. Use
1386 * VarDateFromUdateEx() for alternate locales.
1388 HRESULT WINAPI
VarDateFromUdate(UDATE
*pUdateIn
, ULONG dwFlags
, DATE
*pDateOut
)
1390 LCID lcid
= MAKELCID(MAKELANGID(LANG_ENGLISH
, SUBLANG_ENGLISH_US
), SORT_DEFAULT
);
1392 return VarDateFromUdateEx(pUdateIn
, lcid
, dwFlags
, pDateOut
);
1395 /***********************************************************************
1396 * VarUdateFromDate [OLEAUT32.331]
1398 * Convert a variant VT_DATE into an unpacked format date and time.
1401 * datein [I] Variant VT_DATE format date
1402 * dwFlags [I] Flags controlling the conversion (VAR_ flags from "oleauto.h")
1403 * lpUdate [O] Destination for unpacked format date and time
1406 * Success: S_OK. *lpUdate contains the converted value.
1407 * Failure: E_INVALIDARG, if dateIn is too large or small.
1409 HRESULT WINAPI
VarUdateFromDate(DATE dateIn
, ULONG dwFlags
, UDATE
*lpUdate
)
1411 /* Cumulative totals of days per month */
1412 static const USHORT cumulativeDays
[] =
1414 0, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
1416 double datePart
, timePart
;
1419 TRACE("%g, %#lx, %p.\n", dateIn
, dwFlags
, lpUdate
);
1421 if (dateIn
<= (DATE_MIN
- 1.0) || dateIn
>= (DATE_MAX
+ 1.0))
1422 return E_INVALIDARG
;
1424 datePart
= dateIn
< 0.0 ? ceil(dateIn
) : floor(dateIn
);
1425 /* Compensate for int truncation (always downwards) */
1426 timePart
= fabs(dateIn
- datePart
) + 0.00000000001;
1427 if (timePart
>= 1.0)
1428 timePart
-= 0.00000000001;
1431 julianDays
= VARIANT_JulianFromDate(dateIn
);
1432 VARIANT_DMYFromJulian(julianDays
, &lpUdate
->st
.wYear
, &lpUdate
->st
.wMonth
,
1435 datePart
= (datePart
+ 1.5) / 7.0;
1436 lpUdate
->st
.wDayOfWeek
= (datePart
- floor(datePart
)) * 7;
1437 if (lpUdate
->st
.wDayOfWeek
== 0)
1438 lpUdate
->st
.wDayOfWeek
= 5;
1439 else if (lpUdate
->st
.wDayOfWeek
== 1)
1440 lpUdate
->st
.wDayOfWeek
= 6;
1442 lpUdate
->st
.wDayOfWeek
-= 2;
1444 if (lpUdate
->st
.wMonth
> 2 && IsLeapYear(lpUdate
->st
.wYear
))
1445 lpUdate
->wDayOfYear
= 1; /* After February, in a leap year */
1447 lpUdate
->wDayOfYear
= 0;
1449 lpUdate
->wDayOfYear
+= cumulativeDays
[lpUdate
->st
.wMonth
];
1450 lpUdate
->wDayOfYear
+= lpUdate
->st
.wDay
;
1454 lpUdate
->st
.wHour
= timePart
;
1455 timePart
-= lpUdate
->st
.wHour
;
1457 lpUdate
->st
.wMinute
= timePart
;
1458 timePart
-= lpUdate
->st
.wMinute
;
1460 lpUdate
->st
.wSecond
= timePart
;
1461 timePart
-= lpUdate
->st
.wSecond
;
1462 lpUdate
->st
.wMilliseconds
= 0;
1465 /* Round the milliseconds, adjusting the time/date forward if needed */
1466 if (lpUdate
->st
.wSecond
< 59)
1467 lpUdate
->st
.wSecond
++;
1470 lpUdate
->st
.wSecond
= 0;
1471 if (lpUdate
->st
.wMinute
< 59)
1472 lpUdate
->st
.wMinute
++;
1475 lpUdate
->st
.wMinute
= 0;
1476 if (lpUdate
->st
.wHour
< 23)
1477 lpUdate
->st
.wHour
++;
1480 lpUdate
->st
.wHour
= 0;
1481 /* Roll over a whole day */
1482 if (++lpUdate
->st
.wDay
> 28)
1483 VARIANT_RollUdate(lpUdate
);
1491 /* The localised characters that make up a valid number */
1492 typedef struct tagVARIANT_NUMBER_CHARS
1494 WCHAR cNegativeSymbol
;
1495 WCHAR cPositiveSymbol
;
1496 WCHAR cDecimalPoint
;
1497 WCHAR cDigitSeparator
;
1500 WCHAR cCurrencyDecimalPoint
;
1501 WCHAR cCurrencyDigitSeparator
;
1502 } VARIANT_NUMBER_CHARS
;
1504 #define GET_NUMBER_TEXT(fld,name) \
1506 if (!GetLocaleInfoW(lcid, lctype|fld, buff, ARRAY_SIZE(buff))) \
1507 WARN("buffer too small for " #fld "\n"); \
1509 if (buff[0]) lpChars->name = buff[0]; \
1510 TRACE("lcid 0x%lx, " #name "=%s\n", lcid, wine_dbgstr_wn(&lpChars->name, 1))
1512 /* Get the valid number characters for an lcid */
1513 static void VARIANT_GetLocalisedNumberChars(VARIANT_NUMBER_CHARS
*lpChars
, LCID lcid
, DWORD dwFlags
)
1515 static const VARIANT_NUMBER_CHARS defaultChars
= { '-','+','.',0,1,{'$',0},0,',' };
1516 LCTYPE lctype
= dwFlags
& LOCALE_NOUSEROVERRIDE
;
1519 memcpy(lpChars
, &defaultChars
, sizeof(defaultChars
));
1520 GET_NUMBER_TEXT(LOCALE_SNEGATIVESIGN
, cNegativeSymbol
);
1521 GET_NUMBER_TEXT(LOCALE_SPOSITIVESIGN
, cPositiveSymbol
);
1522 GET_NUMBER_TEXT(LOCALE_SDECIMAL
, cDecimalPoint
);
1523 GET_NUMBER_TEXT(LOCALE_STHOUSAND
, cDigitSeparator
);
1524 GET_NUMBER_TEXT(LOCALE_SMONDECIMALSEP
, cCurrencyDecimalPoint
);
1525 GET_NUMBER_TEXT(LOCALE_SMONTHOUSANDSEP
, cCurrencyDigitSeparator
);
1527 if (!GetLocaleInfoW(lcid
, lctype
|LOCALE_SCURRENCY
, lpChars
->sCurrency
, ARRAY_SIZE(lpChars
->sCurrency
)))
1529 if (GetLastError() == ERROR_INSUFFICIENT_BUFFER
)
1530 WARN("buffer too small for LOCALE_SCURRENCY\n");
1531 *lpChars
->sCurrency
= 0;
1533 if (!*lpChars
->sCurrency
)
1534 wcscpy(lpChars
->sCurrency
, L
"$");
1535 lpChars
->sCurrencyLen
= wcslen(lpChars
->sCurrency
);
1536 TRACE("lcid %#lx, sCurrency %lu %s\n", lcid
, lpChars
->sCurrencyLen
, wine_dbgstr_w(lpChars
->sCurrency
));
1539 /* Number Parsing States */
1540 #define B_PROCESSING_EXPONENT 0x1
1541 #define B_NEGATIVE_EXPONENT 0x2
1542 #define B_EXPONENT_START 0x4
1543 #define B_INEXACT_ZEROS 0x8
1544 #define B_LEADING_ZERO 0x10
1545 #define B_PROCESSING_HEX 0x20
1546 #define B_PROCESSING_OCT 0x40
1548 static inline BOOL
is_digit(WCHAR c
)
1550 return '0' <= c
&& c
<= '9';
1553 /**********************************************************************
1554 * VarParseNumFromStr [OLEAUT32.46]
1556 * Parse a string containing a number into a NUMPARSE structure.
1559 * lpszStr [I] String to parse number from
1560 * lcid [I] Locale Id for the conversion
1561 * dwFlags [I] 0, or LOCALE_NOUSEROVERRIDE to use system default number chars
1562 * pNumprs [I/O] Destination for parsed number
1563 * rgbDig [O] Destination for digits read in
1566 * Success: S_OK. pNumprs and rgbDig contain the parsed representation of
1568 * Failure: E_INVALIDARG, if any parameter is invalid.
1569 * DISP_E_TYPEMISMATCH, if the string is not a number or is formatted
1571 * DISP_E_OVERFLOW, if rgbDig is too small to hold the number.
1574 * pNumprs must have the following fields set:
1575 * cDig: Set to the size of rgbDig.
1576 * dwInFlags: Set to the allowable syntax of the number using NUMPRS_ flags
1580 * - I am unsure if this function should parse non-Arabic (e.g. Thai)
1581 * numerals, so this has not been implemented.
1583 HRESULT WINAPI
VarParseNumFromStr(const OLECHAR
*lpszStr
, LCID lcid
, ULONG dwFlags
,
1584 NUMPARSE
*pNumprs
, BYTE
*rgbDig
)
1586 VARIANT_NUMBER_CHARS chars
;
1588 DWORD dwState
= B_EXPONENT_START
|B_INEXACT_ZEROS
;
1589 int iMaxDigits
= ARRAY_SIZE(rgbTmp
);
1591 OLECHAR cDigitSeparator2
;
1593 TRACE("%s, %#lx, %#lx, %p, %p.\n", debugstr_w(lpszStr
), lcid
, dwFlags
, pNumprs
, rgbDig
);
1595 if (!pNumprs
|| !rgbDig
)
1596 return E_INVALIDARG
;
1598 if (pNumprs
->cDig
< iMaxDigits
)
1599 iMaxDigits
= pNumprs
->cDig
;
1602 pNumprs
->dwOutFlags
= 0;
1603 pNumprs
->cchUsed
= 0;
1604 pNumprs
->nBaseShift
= 0;
1605 pNumprs
->nPwr10
= 0;
1608 return DISP_E_TYPEMISMATCH
;
1610 VARIANT_GetLocalisedNumberChars(&chars
, lcid
, dwFlags
);
1611 if (chars
.cDigitSeparator
== chars
.cDecimalPoint
)
1612 /* The decimal point completely masks the digit separator */
1613 chars
.cDigitSeparator
= 0;
1614 /* Setting the thousands separator to a non-breaking space implies regular
1615 * spaces are allowed too. But the converse is not true.
1617 cDigitSeparator2
= chars
.cDigitSeparator
== 0xa0 ? ' ' : 0;
1619 /* First consume all the leading symbols and space from the string */
1622 if (pNumprs
->dwInFlags
& NUMPRS_DECIMAL
&&
1623 (*lpszStr
== chars
.cDecimalPoint
||
1624 *lpszStr
== chars
.cCurrencyDecimalPoint
))
1626 pNumprs
->dwOutFlags
|= NUMPRS_DECIMAL
;
1627 if (*lpszStr
== chars
.cCurrencyDecimalPoint
&&
1628 chars
.cDecimalPoint
!= chars
.cCurrencyDecimalPoint
)
1629 pNumprs
->dwOutFlags
|= NUMPRS_CURRENCY
;
1633 /* If we have no digits so far, skip leading zeros */
1636 while (*lpszStr
== '0')
1638 dwState
|= B_LEADING_ZERO
;
1646 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_WHITE
&& iswspace(*lpszStr
))
1648 pNumprs
->dwOutFlags
|= NUMPRS_LEADING_WHITE
;
1653 } while (iswspace(*lpszStr
));
1655 else if (pNumprs
->dwInFlags
& NUMPRS_THOUSANDS
&&
1656 ((chars
.cDigitSeparator
&& *lpszStr
== chars
.cDigitSeparator
) ||
1657 (cDigitSeparator2
&& *lpszStr
== cDigitSeparator2
)))
1659 return DISP_E_TYPEMISMATCH
; /* Not allowed before the first digit */
1661 else if ((pNumprs
->dwInFlags
& (NUMPRS_THOUSANDS
|NUMPRS_CURRENCY
)) == (NUMPRS_THOUSANDS
|NUMPRS_CURRENCY
) &&
1662 chars
.cCurrencyDigitSeparator
&& *lpszStr
== chars
.cCurrencyDigitSeparator
)
1664 return DISP_E_TYPEMISMATCH
; /* Not allowed before the first digit */
1666 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_PLUS
&&
1667 *lpszStr
== chars
.cPositiveSymbol
&&
1668 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_PLUS
))
1670 pNumprs
->dwOutFlags
|= NUMPRS_LEADING_PLUS
;
1674 else if (pNumprs
->dwInFlags
& NUMPRS_LEADING_MINUS
&&
1675 *lpszStr
== chars
.cNegativeSymbol
&&
1676 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_MINUS
))
1678 pNumprs
->dwOutFlags
|= (NUMPRS_LEADING_MINUS
|NUMPRS_NEG
);
1682 else if (pNumprs
->dwInFlags
& NUMPRS_CURRENCY
&&
1683 !(pNumprs
->dwOutFlags
& NUMPRS_CURRENCY
) &&
1684 wcsncmp(lpszStr
, chars
.sCurrency
, chars
.sCurrencyLen
) == 0)
1686 pNumprs
->dwOutFlags
|= NUMPRS_CURRENCY
;
1687 cchUsed
+= chars
.sCurrencyLen
;
1688 lpszStr
+= chars
.sCurrencyLen
;
1690 else if (pNumprs
->dwInFlags
& NUMPRS_PARENS
&& *lpszStr
== '(' &&
1691 !(pNumprs
->dwOutFlags
& NUMPRS_PARENS
))
1693 pNumprs
->dwOutFlags
|= NUMPRS_PARENS
;
1701 if (!(pNumprs
->dwOutFlags
& (NUMPRS_CURRENCY
|NUMPRS_DECIMAL
)))
1703 if ((*lpszStr
== '&' && (*(lpszStr
+1) == 'H' || *(lpszStr
+1) == 'h')) &&
1704 pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1706 dwState
|= B_PROCESSING_HEX
;
1707 pNumprs
->dwOutFlags
|= NUMPRS_HEX_OCT
;
1711 else if ((*lpszStr
== '&' && (*(lpszStr
+1) == 'O' || *(lpszStr
+1) == 'o')) &&
1712 pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1714 dwState
|= B_PROCESSING_OCT
;
1715 pNumprs
->dwOutFlags
|= NUMPRS_HEX_OCT
;
1721 /* Strip Leading zeros */
1722 while (*lpszStr
== '0')
1724 dwState
|= B_LEADING_ZERO
;
1731 if (is_digit(*lpszStr
))
1733 if (dwState
& B_PROCESSING_EXPONENT
)
1735 int exponentSize
= 0;
1736 if (dwState
& B_EXPONENT_START
)
1738 if (!is_digit(*lpszStr
))
1739 break; /* No exponent digits - invalid */
1740 while (*lpszStr
== '0')
1742 /* Skip leading zero's in the exponent */
1748 while (is_digit(*lpszStr
))
1751 exponentSize
+= *lpszStr
- '0';
1755 if (dwState
& B_NEGATIVE_EXPONENT
)
1756 exponentSize
= -exponentSize
;
1757 /* Add the exponent into the powers of 10 */
1758 pNumprs
->nPwr10
+= exponentSize
;
1759 dwState
&= ~(B_PROCESSING_EXPONENT
|B_EXPONENT_START
);
1760 lpszStr
--; /* back up to allow processing of next char */
1764 if ((pNumprs
->cDig
>= iMaxDigits
) && !(dwState
& B_PROCESSING_HEX
)
1765 && !(dwState
& B_PROCESSING_OCT
))
1767 pNumprs
->dwOutFlags
|= NUMPRS_INEXACT
;
1769 if (*lpszStr
!= '0')
1770 dwState
&= ~B_INEXACT_ZEROS
; /* Inexact number with non-trailing zeros */
1772 /* This digit can't be represented, but count it in nPwr10 */
1773 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1780 if ((dwState
& B_PROCESSING_OCT
) && ((*lpszStr
== '8') || (*lpszStr
== '9')))
1783 if (pNumprs
->dwOutFlags
& NUMPRS_DECIMAL
)
1784 pNumprs
->nPwr10
--; /* Count decimal points in nPwr10 */
1786 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- '0';
1792 else if (pNumprs
->dwInFlags
& NUMPRS_THOUSANDS
&&
1793 !(pNumprs
->dwOutFlags
& NUMPRS_HEX_OCT
) &&
1794 ((chars
.cDigitSeparator
&& *lpszStr
== chars
.cDigitSeparator
) ||
1795 (cDigitSeparator2
&& *lpszStr
== cDigitSeparator2
)))
1797 pNumprs
->dwOutFlags
|= NUMPRS_THOUSANDS
;
1800 else if ((pNumprs
->dwInFlags
& (NUMPRS_THOUSANDS
|NUMPRS_CURRENCY
)) == (NUMPRS_THOUSANDS
|NUMPRS_CURRENCY
) &&
1801 !(pNumprs
->dwOutFlags
& NUMPRS_HEX_OCT
) &&
1802 chars
.cCurrencyDigitSeparator
&& *lpszStr
== chars
.cCurrencyDigitSeparator
)
1804 pNumprs
->dwOutFlags
|= NUMPRS_THOUSANDS
|NUMPRS_CURRENCY
;
1807 else if (pNumprs
->dwInFlags
& NUMPRS_DECIMAL
&&
1808 (*lpszStr
== chars
.cDecimalPoint
||
1809 *lpszStr
== chars
.cCurrencyDecimalPoint
) &&
1810 !(pNumprs
->dwOutFlags
& (NUMPRS_HEX_OCT
|NUMPRS_DECIMAL
|NUMPRS_EXPONENT
)))
1812 pNumprs
->dwOutFlags
|= NUMPRS_DECIMAL
;
1813 if (*lpszStr
== chars
.cCurrencyDecimalPoint
&&
1814 chars
.cDecimalPoint
!= chars
.cCurrencyDecimalPoint
)
1815 pNumprs
->dwOutFlags
|= NUMPRS_CURRENCY
;
1818 /* If we have no digits so far, skip leading zeros */
1821 while (lpszStr
[1] == '0')
1823 dwState
|= B_LEADING_ZERO
;
1830 else if (((*lpszStr
>= 'a' && *lpszStr
<= 'f') ||
1831 (*lpszStr
>= 'A' && *lpszStr
<= 'F')) &&
1832 dwState
& B_PROCESSING_HEX
)
1834 if (pNumprs
->cDig
>= iMaxDigits
)
1836 return DISP_E_OVERFLOW
;
1840 if (*lpszStr
>= 'a')
1841 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- 'a' + 10;
1843 rgbTmp
[pNumprs
->cDig
] = *lpszStr
- 'A' + 10;
1848 else if ((*lpszStr
== 'e' || *lpszStr
== 'E') &&
1849 pNumprs
->dwInFlags
& NUMPRS_EXPONENT
&&
1850 !(pNumprs
->dwOutFlags
& (NUMPRS_HEX_OCT
|NUMPRS_CURRENCY
|NUMPRS_EXPONENT
)))
1852 dwState
|= B_PROCESSING_EXPONENT
;
1853 pNumprs
->dwOutFlags
|= NUMPRS_EXPONENT
;
1856 else if (dwState
& B_PROCESSING_EXPONENT
&& *lpszStr
== chars
.cPositiveSymbol
)
1858 cchUsed
++; /* Ignore positive exponent */
1860 else if (dwState
& B_PROCESSING_EXPONENT
&& *lpszStr
== chars
.cNegativeSymbol
)
1862 dwState
|= B_NEGATIVE_EXPONENT
;
1866 break; /* Stop at an unrecognised character */
1871 if (!pNumprs
->cDig
&& dwState
& B_LEADING_ZERO
)
1873 /* Ensure a 0 on its own gets stored */
1878 if (pNumprs
->dwOutFlags
& NUMPRS_EXPONENT
&& dwState
& B_PROCESSING_EXPONENT
)
1880 pNumprs
->cchUsed
= cchUsed
;
1881 WARN("didn't completely parse exponent\n");
1882 return DISP_E_TYPEMISMATCH
; /* Failed to completely parse the exponent */
1885 if (pNumprs
->dwOutFlags
& NUMPRS_INEXACT
)
1887 if (dwState
& B_INEXACT_ZEROS
)
1888 pNumprs
->dwOutFlags
&= ~NUMPRS_INEXACT
; /* All zeros doesn't set NUMPRS_INEXACT */
1889 } else if(pNumprs
->dwInFlags
& NUMPRS_HEX_OCT
)
1891 /* copy all of the digits into the output digit buffer */
1892 /* this is exactly what windows does although it also returns */
1893 /* cDig of X and writes X+Y where Y>=0 number of digits to rgbDig */
1894 memcpy(rgbDig
, rgbTmp
, pNumprs
->cDig
* sizeof(BYTE
));
1896 if (dwState
& B_PROCESSING_HEX
) {
1897 /* hex numbers have always the same format */
1899 pNumprs
->nBaseShift
=4;
1901 if (dwState
& B_PROCESSING_OCT
) {
1902 /* oct numbers have always the same format */
1904 pNumprs
->nBaseShift
=3;
1906 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1915 /* Remove trailing zeros from the last (whole number or decimal) part */
1916 while (pNumprs
->cDig
> 1 && !rgbTmp
[pNumprs
->cDig
- 1])
1923 if (pNumprs
->cDig
<= iMaxDigits
)
1924 pNumprs
->dwOutFlags
&= ~NUMPRS_INEXACT
; /* Ignore stripped zeros for NUMPRS_INEXACT */
1926 pNumprs
->cDig
= iMaxDigits
; /* Only return iMaxDigits worth of digits */
1928 /* Copy the digits we processed into rgbDig */
1929 memcpy(rgbDig
, rgbTmp
, pNumprs
->cDig
* sizeof(BYTE
));
1931 /* Consume any trailing symbols and space */
1934 if ((chars
.cDigitSeparator
&& *lpszStr
== chars
.cDigitSeparator
) ||
1935 (cDigitSeparator2
&& *lpszStr
== cDigitSeparator2
))
1937 if (pNumprs
->dwInFlags
& NUMPRS_THOUSANDS
&&
1938 !(pNumprs
->dwOutFlags
& NUMPRS_HEX_OCT
))
1940 pNumprs
->dwOutFlags
|= NUMPRS_THOUSANDS
;
1946 /* Not allowed, even with NUMPRS_TRAILING_WHITE */
1950 else if (*lpszStr
== chars
.cCurrencyDigitSeparator
)
1952 if ((pNumprs
->dwInFlags
& (NUMPRS_THOUSANDS
|NUMPRS_CURRENCY
)) == (NUMPRS_THOUSANDS
|NUMPRS_CURRENCY
) &&
1953 !(pNumprs
->dwOutFlags
& NUMPRS_HEX_OCT
))
1955 pNumprs
->dwOutFlags
|= NUMPRS_THOUSANDS
|NUMPRS_CURRENCY
;
1961 /* Not allowed, even with NUMPRS_TRAILING_WHITE */
1965 else if ((pNumprs
->dwInFlags
& NUMPRS_TRAILING_WHITE
) && iswspace(*lpszStr
))
1967 pNumprs
->dwOutFlags
|= NUMPRS_TRAILING_WHITE
;
1972 } while (iswspace(*lpszStr
));
1974 else if (pNumprs
->dwInFlags
& NUMPRS_TRAILING_PLUS
&&
1975 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_PLUS
) &&
1976 *lpszStr
== chars
.cPositiveSymbol
)
1978 pNumprs
->dwOutFlags
|= NUMPRS_TRAILING_PLUS
;
1982 else if (pNumprs
->dwInFlags
& NUMPRS_TRAILING_MINUS
&&
1983 !(pNumprs
->dwOutFlags
& NUMPRS_LEADING_MINUS
) &&
1984 *lpszStr
== chars
.cNegativeSymbol
)
1986 pNumprs
->dwOutFlags
|= (NUMPRS_TRAILING_MINUS
|NUMPRS_NEG
);
1990 else if (pNumprs
->dwInFlags
& NUMPRS_PARENS
&& *lpszStr
== ')' &&
1991 pNumprs
->dwOutFlags
& NUMPRS_PARENS
)
1995 pNumprs
->dwOutFlags
|= NUMPRS_NEG
;
1997 else if (pNumprs
->dwInFlags
& NUMPRS_CURRENCY
&&
1998 !(pNumprs
->dwOutFlags
& NUMPRS_HEX_OCT
) &&
1999 wcsncmp(lpszStr
, chars
.sCurrency
, chars
.sCurrencyLen
) == 0)
2001 pNumprs
->dwOutFlags
|= NUMPRS_CURRENCY
;
2002 cchUsed
+= chars
.sCurrencyLen
;
2003 lpszStr
+= chars
.sCurrencyLen
;
2009 if (pNumprs
->dwOutFlags
& NUMPRS_PARENS
&& !(pNumprs
->dwOutFlags
& NUMPRS_NEG
))
2011 pNumprs
->cchUsed
= cchUsed
;
2012 return DISP_E_TYPEMISMATCH
; /* Opening parenthesis not matched */
2015 if (pNumprs
->dwInFlags
& NUMPRS_USE_ALL
&& *lpszStr
!= '\0')
2016 return DISP_E_TYPEMISMATCH
; /* Not all chars were consumed */
2019 return DISP_E_TYPEMISMATCH
; /* No Number found */
2021 pNumprs
->cchUsed
= cchUsed
;
2025 /* VTBIT flags indicating an integer value */
2026 #define INTEGER_VTBITS (VTBIT_I1|VTBIT_UI1|VTBIT_I2|VTBIT_UI2|VTBIT_I4|VTBIT_UI4|VTBIT_I8|VTBIT_UI8)
2027 /* VTBIT flags indicating a real number value */
2028 #define REAL_VTBITS (VTBIT_R4|VTBIT_R8|VTBIT_CY)
2030 /* Helper macros to check whether bit pattern fits in VARIANT (x is a ULONG64 ) */
2031 #define FITS_AS_I1(x) ((x) >> 8 == 0)
2032 #define FITS_AS_I2(x) ((x) >> 16 == 0)
2033 #define FITS_AS_I4(x) ((x) >> 32 == 0)
2035 /**********************************************************************
2036 * VarNumFromParseNum [OLEAUT32.47]
2038 * Convert a NUMPARSE structure into a numeric Variant type.
2041 * pNumprs [I] Source for parsed number. cDig must be set to the size of rgbDig
2042 * rgbDig [I] Source for the numbers digits
2043 * dwVtBits [I] VTBIT_ flags from "oleauto.h" indicating the acceptable dest types
2044 * pVarDst [O] Destination for the converted Variant value.
2047 * Success: S_OK. pVarDst contains the converted value.
2048 * Failure: E_INVALIDARG, if any parameter is invalid.
2049 * DISP_E_OVERFLOW, if the number is too big for the types set in dwVtBits.
2052 * - The smallest favoured type present in dwVtBits that can represent the
2053 * number in pNumprs without losing precision is used.
2054 * - Signed types are preferred over unsigned types of the same size.
2055 * - Preferred types in order are: integer, float, double, currency then decimal.
2056 * - Rounding (dropping of decimal points) occurs without error. See VarI8FromR8()
2057 * for details of the rounding method.
2058 * - pVarDst is not cleared before the result is stored in it.
2059 * - WinXP and Win2003 support VTBIT_I8, VTBIT_UI8 but that's buggy (by
2060 * design?): If some other VTBIT's for integers are specified together
2061 * with VTBIT_I8 and the number will fit only in a VT_I8 Windows will "cast"
2062 * the number to the smallest requested integer truncating this way the
2063 * number. Wine doesn't implement this "feature" (yet?).
2065 HRESULT WINAPI
VarNumFromParseNum(NUMPARSE
*pNumprs
, BYTE
*rgbDig
,
2066 ULONG dwVtBits
, VARIANT
*pVarDst
)
2068 /* Scale factors and limits for double arithmetic */
2069 static const double dblMultipliers
[11] = {
2070 1.0, 10.0, 100.0, 1000.0, 10000.0, 100000.0,
2071 1000000.0, 10000000.0, 100000000.0, 1000000000.0, 10000000000.0
2073 static const double dblMinimums
[11] = {
2074 R8_MIN
, R8_MIN
*10.0, R8_MIN
*100.0, R8_MIN
*1000.0, R8_MIN
*10000.0,
2075 R8_MIN
*100000.0, R8_MIN
*1000000.0, R8_MIN
*10000000.0,
2076 R8_MIN
*100000000.0, R8_MIN
*1000000000.0, R8_MIN
*10000000000.0
2078 static const double dblMaximums
[11] = {
2079 R8_MAX
, R8_MAX
/10.0, R8_MAX
/100.0, R8_MAX
/1000.0, R8_MAX
/10000.0,
2080 R8_MAX
/100000.0, R8_MAX
/1000000.0, R8_MAX
/10000000.0,
2081 R8_MAX
/100000000.0, R8_MAX
/1000000000.0, R8_MAX
/10000000000.0
2084 int wholeNumberDigits
, fractionalDigits
, divisor10
= 0, multiplier10
= 0;
2086 TRACE("%p, %p, %lx, %p.\n", pNumprs
, rgbDig
, dwVtBits
, pVarDst
);
2088 if (pNumprs
->nBaseShift
)
2090 /* nBaseShift indicates a hex or octal number */
2095 /* Convert the hex or octal number string into a UI64 */
2096 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2098 if (ul64
> ((UI8_MAX
>>pNumprs
->nBaseShift
) - rgbDig
[i
]))
2100 TRACE("Overflow multiplying digits\n");
2101 return DISP_E_OVERFLOW
;
2103 ul64
= (ul64
<<pNumprs
->nBaseShift
) + rgbDig
[i
];
2106 /* also make a negative representation */
2109 /* Try signed and unsigned types in size order */
2110 if (dwVtBits
& VTBIT_I1
&& FITS_AS_I1(ul64
))
2112 V_VT(pVarDst
) = VT_I1
;
2113 V_I1(pVarDst
) = ul64
;
2116 else if (dwVtBits
& VTBIT_UI1
&& FITS_AS_I1(ul64
))
2118 V_VT(pVarDst
) = VT_UI1
;
2119 V_UI1(pVarDst
) = ul64
;
2122 else if (dwVtBits
& VTBIT_I2
&& FITS_AS_I2(ul64
))
2124 V_VT(pVarDst
) = VT_I2
;
2125 V_I2(pVarDst
) = ul64
;
2128 else if (dwVtBits
& VTBIT_UI2
&& FITS_AS_I2(ul64
))
2130 V_VT(pVarDst
) = VT_UI2
;
2131 V_UI2(pVarDst
) = ul64
;
2134 else if (dwVtBits
& VTBIT_I4
&& FITS_AS_I4(ul64
))
2136 V_VT(pVarDst
) = VT_I4
;
2137 V_I4(pVarDst
) = ul64
;
2140 else if (dwVtBits
& VTBIT_UI4
&& FITS_AS_I4(ul64
))
2142 V_VT(pVarDst
) = VT_UI4
;
2143 V_UI4(pVarDst
) = ul64
;
2146 else if (dwVtBits
& VTBIT_I8
&& ((ul64
<= I8_MAX
)||(l64
>=I8_MIN
)))
2148 V_VT(pVarDst
) = VT_I8
;
2149 V_I8(pVarDst
) = ul64
;
2152 else if (dwVtBits
& VTBIT_UI8
)
2154 V_VT(pVarDst
) = VT_UI8
;
2155 V_UI8(pVarDst
) = ul64
;
2158 else if ((dwVtBits
& VTBIT_DECIMAL
) == VTBIT_DECIMAL
)
2160 V_VT(pVarDst
) = VT_DECIMAL
;
2161 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_POS
,0);
2162 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2163 DEC_LO64(&V_DECIMAL(pVarDst
)) = ul64
;
2166 else if (dwVtBits
& VTBIT_R4
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2168 V_VT(pVarDst
) = VT_R4
;
2170 V_R4(pVarDst
) = ul64
;
2172 V_R4(pVarDst
) = l64
;
2175 else if (dwVtBits
& VTBIT_R8
&& ((ul64
<= I4_MAX
)||(l64
>= I4_MIN
)))
2177 V_VT(pVarDst
) = VT_R8
;
2179 V_R8(pVarDst
) = ul64
;
2181 V_R8(pVarDst
) = l64
;
2185 TRACE("Overflow: possible return types: %#lx, value: %s\n", dwVtBits
, wine_dbgstr_longlong(ul64
));
2186 return DISP_E_OVERFLOW
;
2189 /* Count the number of relevant fractional and whole digits stored,
2190 * And compute the divisor/multiplier to scale the number by.
2192 if (pNumprs
->nPwr10
< 0)
2194 if (-pNumprs
->nPwr10
>= pNumprs
->cDig
)
2196 /* A real number < +/- 1.0 e.g. 0.1024 or 0.01024 */
2197 wholeNumberDigits
= 0;
2198 fractionalDigits
= pNumprs
->cDig
;
2199 divisor10
= -pNumprs
->nPwr10
;
2203 /* An exactly represented real number e.g. 1.024 */
2204 wholeNumberDigits
= pNumprs
->cDig
+ pNumprs
->nPwr10
;
2205 fractionalDigits
= pNumprs
->cDig
- wholeNumberDigits
;
2206 divisor10
= pNumprs
->cDig
- wholeNumberDigits
;
2209 else if (pNumprs
->nPwr10
== 0)
2211 /* An exactly represented whole number e.g. 1024 */
2212 wholeNumberDigits
= pNumprs
->cDig
;
2213 fractionalDigits
= 0;
2215 else /* pNumprs->nPwr10 > 0 */
2217 /* A whole number followed by nPwr10 0's e.g. 102400 */
2218 wholeNumberDigits
= pNumprs
->cDig
;
2219 fractionalDigits
= 0;
2220 multiplier10
= pNumprs
->nPwr10
;
2223 TRACE("cDig %d; nPwr10 %d, whole %d, frac %d mult %d; div %d\n",
2224 pNumprs
->cDig
, pNumprs
->nPwr10
, wholeNumberDigits
, fractionalDigits
,
2225 multiplier10
, divisor10
);
2227 if (dwVtBits
& (INTEGER_VTBITS
|VTBIT_DECIMAL
) &&
2228 (!fractionalDigits
|| !(dwVtBits
& (REAL_VTBITS
|VTBIT_DECIMAL
))))
2230 /* We have one or more integer output choices, and either:
2231 * 1) An integer input value, or
2232 * 2) A real number input value but no floating output choices.
2233 * Alternately, we have a DECIMAL output available and an integer input.
2235 * So, place the integer value into pVarDst, using the smallest type
2236 * possible and preferring signed over unsigned types.
2238 BOOL bOverflow
= FALSE
, bNegative
;
2242 /* Convert the integer part of the number into a UI8 */
2243 for (i
= 0; i
< wholeNumberDigits
; i
++)
2245 if (ul64
> UI8_MAX
/ 10 || (ul64
== UI8_MAX
/ 10 && rgbDig
[i
] > UI8_MAX
% 10))
2247 TRACE("Overflow multiplying digits\n");
2251 ul64
= ul64
* 10 + rgbDig
[i
];
2254 /* Account for the scale of the number */
2255 if (!bOverflow
&& multiplier10
)
2257 for (i
= 0; i
< multiplier10
; i
++)
2259 if (ul64
> (UI8_MAX
/ 10))
2261 TRACE("Overflow scaling number\n");
2269 /* If we have any fractional digits, round the value.
2270 * Note we don't have to do this if divisor10 is < 1,
2271 * because this means the fractional part must be < 0.5
2273 if (!bOverflow
&& fractionalDigits
&& divisor10
> 0)
2275 const BYTE
* fracDig
= rgbDig
+ wholeNumberDigits
;
2276 BOOL bAdjust
= FALSE
;
2278 TRACE("first decimal value is %d\n", *fracDig
);
2281 bAdjust
= TRUE
; /* > 0.5 */
2282 else if (*fracDig
== 5)
2284 for (i
= 1; i
< fractionalDigits
; i
++)
2288 bAdjust
= TRUE
; /* > 0.5 */
2292 /* If exactly 0.5, round only odd values */
2293 if (i
== fractionalDigits
&& (ul64
& 1))
2299 if (ul64
== UI8_MAX
)
2301 TRACE("Overflow after rounding\n");
2308 /* Zero is not a negative number */
2309 bNegative
= pNumprs
->dwOutFlags
& NUMPRS_NEG
&& ul64
;
2311 TRACE("Integer value is 0x%s, bNeg %d\n", wine_dbgstr_longlong(ul64
), bNegative
);
2313 /* For negative integers, try the signed types in size order */
2314 if (!bOverflow
&& bNegative
)
2316 if (dwVtBits
& (VTBIT_I1
|VTBIT_I2
|VTBIT_I4
|VTBIT_I8
))
2318 if (dwVtBits
& VTBIT_I1
&& ul64
<= -I1_MIN
)
2320 V_VT(pVarDst
) = VT_I1
;
2321 V_I1(pVarDst
) = -ul64
;
2324 else if (dwVtBits
& VTBIT_I2
&& ul64
<= -I2_MIN
)
2326 V_VT(pVarDst
) = VT_I2
;
2327 V_I2(pVarDst
) = -ul64
;
2330 else if (dwVtBits
& VTBIT_I4
&& ul64
<= -((LONGLONG
)I4_MIN
))
2332 V_VT(pVarDst
) = VT_I4
;
2333 V_I4(pVarDst
) = -ul64
;
2336 else if (dwVtBits
& VTBIT_I8
&& ul64
<= (ULONGLONG
)I8_MAX
+ 1)
2338 V_VT(pVarDst
) = VT_I8
;
2339 V_I8(pVarDst
) = -ul64
;
2342 else if ((dwVtBits
& (REAL_VTBITS
|VTBIT_DECIMAL
)) == VTBIT_DECIMAL
)
2344 /* Decimal is only output choice left - fast path */
2345 V_VT(pVarDst
) = VT_DECIMAL
;
2346 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_NEG
,0);
2347 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2348 DEC_LO64(&V_DECIMAL(pVarDst
)) = -ul64
;
2353 else if (!bOverflow
)
2355 /* For positive integers, try signed then unsigned types in size order */
2356 if (dwVtBits
& VTBIT_I1
&& ul64
<= I1_MAX
)
2358 V_VT(pVarDst
) = VT_I1
;
2359 V_I1(pVarDst
) = ul64
;
2362 else if (dwVtBits
& VTBIT_UI1
&& ul64
<= UI1_MAX
)
2364 V_VT(pVarDst
) = VT_UI1
;
2365 V_UI1(pVarDst
) = ul64
;
2368 else if (dwVtBits
& VTBIT_I2
&& ul64
<= I2_MAX
)
2370 V_VT(pVarDst
) = VT_I2
;
2371 V_I2(pVarDst
) = ul64
;
2374 else if (dwVtBits
& VTBIT_UI2
&& ul64
<= UI2_MAX
)
2376 V_VT(pVarDst
) = VT_UI2
;
2377 V_UI2(pVarDst
) = ul64
;
2380 else if (dwVtBits
& VTBIT_I4
&& ul64
<= I4_MAX
)
2382 V_VT(pVarDst
) = VT_I4
;
2383 V_I4(pVarDst
) = ul64
;
2386 else if (dwVtBits
& VTBIT_UI4
&& ul64
<= UI4_MAX
)
2388 V_VT(pVarDst
) = VT_UI4
;
2389 V_UI4(pVarDst
) = ul64
;
2392 else if (dwVtBits
& VTBIT_I8
&& ul64
<= I8_MAX
)
2394 V_VT(pVarDst
) = VT_I8
;
2395 V_I8(pVarDst
) = ul64
;
2398 else if (dwVtBits
& VTBIT_UI8
)
2400 V_VT(pVarDst
) = VT_UI8
;
2401 V_UI8(pVarDst
) = ul64
;
2404 else if ((dwVtBits
& (REAL_VTBITS
|VTBIT_DECIMAL
)) == VTBIT_DECIMAL
)
2406 /* Decimal is only output choice left - fast path */
2407 V_VT(pVarDst
) = VT_DECIMAL
;
2408 DEC_SIGNSCALE(&V_DECIMAL(pVarDst
)) = SIGNSCALE(DECIMAL_POS
,0);
2409 DEC_HI32(&V_DECIMAL(pVarDst
)) = 0;
2410 DEC_LO64(&V_DECIMAL(pVarDst
)) = ul64
;
2416 if (dwVtBits
& REAL_VTBITS
)
2418 /* Try to put the number into a float or real */
2419 BOOL bOverflow
= FALSE
, bNegative
= pNumprs
->dwOutFlags
& NUMPRS_NEG
;
2423 /* Convert the number into a double */
2424 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2425 whole
= whole
* 10.0 + rgbDig
[i
];
2427 TRACE("Whole double value is %16.16g\n", whole
);
2429 /* Account for the scale */
2430 while (multiplier10
> 10)
2432 if (whole
> dblMaximums
[10])
2434 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
);
2438 whole
= whole
* dblMultipliers
[10];
2441 if (multiplier10
&& !bOverflow
)
2443 if (whole
> dblMaximums
[multiplier10
])
2445 dwVtBits
&= ~(VTBIT_R4
|VTBIT_R8
|VTBIT_CY
);
2449 whole
= whole
* dblMultipliers
[multiplier10
];
2453 TRACE("Scaled double value is %16.16g\n", whole
);
2455 while (divisor10
> 10 && !bOverflow
)
2457 if (whole
< dblMinimums
[10] && whole
!= 0)
2459 whole
= 0; /* ignore underflow */
2463 whole
= whole
/ dblMultipliers
[10];
2466 if (divisor10
&& !bOverflow
)
2468 if (whole
< dblMinimums
[divisor10
] && whole
!= 0)
2470 whole
= 0; /* ignore underflow */
2474 whole
= whole
/ dblMultipliers
[divisor10
];
2477 TRACE("Final double value is %16.16g\n", whole
);
2479 if (dwVtBits
& VTBIT_R4
&&
2480 ((whole
<= R4_MAX
&& whole
>= R4_MIN
) || whole
== 0.0))
2482 TRACE("Set R4 to final value\n");
2483 V_VT(pVarDst
) = VT_R4
; /* Fits into a float */
2484 V_R4(pVarDst
) = pNumprs
->dwOutFlags
& NUMPRS_NEG
? -whole
: whole
;
2488 if (dwVtBits
& VTBIT_R8
)
2490 TRACE("Set R8 to final value\n");
2491 V_VT(pVarDst
) = VT_R8
; /* Fits into a double */
2492 V_R8(pVarDst
) = pNumprs
->dwOutFlags
& NUMPRS_NEG
? -whole
: whole
;
2496 if (dwVtBits
& VTBIT_CY
)
2498 if (SUCCEEDED(VarCyFromR8(bNegative
? -whole
: whole
, &V_CY(pVarDst
))))
2500 V_VT(pVarDst
) = VT_CY
; /* Fits into a currency */
2501 TRACE("Set CY to final value\n");
2504 TRACE("Value Overflows CY\n");
2508 if (dwVtBits
& VTBIT_DECIMAL
)
2513 DECIMAL
* pDec
= &V_DECIMAL(pVarDst
);
2515 DECIMAL_SETZERO(*pDec
);
2518 if (pNumprs
->dwOutFlags
& NUMPRS_NEG
)
2519 DEC_SIGN(pDec
) = DECIMAL_NEG
;
2521 DEC_SIGN(pDec
) = DECIMAL_POS
;
2523 /* Factor the significant digits */
2524 for (i
= 0; i
< pNumprs
->cDig
; i
++)
2526 tmp
= (ULONG64
)DEC_LO32(pDec
) * 10 + rgbDig
[i
];
2527 carry
= (ULONG
)(tmp
>> 32);
2528 DEC_LO32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2529 tmp
= (ULONG64
)DEC_MID32(pDec
) * 10 + carry
;
2530 carry
= (ULONG
)(tmp
>> 32);
2531 DEC_MID32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2532 tmp
= (ULONG64
)DEC_HI32(pDec
) * 10 + carry
;
2533 DEC_HI32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2535 if (tmp
>> 32 & UI4_MAX
)
2537 VarNumFromParseNum_DecOverflow
:
2538 TRACE("Overflow\n");
2539 DEC_LO32(pDec
) = DEC_MID32(pDec
) = DEC_HI32(pDec
) = UI4_MAX
;
2540 return DISP_E_OVERFLOW
;
2544 /* Account for the scale of the number */
2545 while (multiplier10
> 0)
2547 tmp
= (ULONG64
)DEC_LO32(pDec
) * 10;
2548 carry
= (ULONG
)(tmp
>> 32);
2549 DEC_LO32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2550 tmp
= (ULONG64
)DEC_MID32(pDec
) * 10 + carry
;
2551 carry
= (ULONG
)(tmp
>> 32);
2552 DEC_MID32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2553 tmp
= (ULONG64
)DEC_HI32(pDec
) * 10 + carry
;
2554 DEC_HI32(pDec
) = (ULONG
)(tmp
& UI4_MAX
);
2556 if (tmp
>> 32 & UI4_MAX
)
2557 goto VarNumFromParseNum_DecOverflow
;
2560 DEC_SCALE(pDec
) = divisor10
;
2562 V_VT(pVarDst
) = VT_DECIMAL
;
2565 return DISP_E_OVERFLOW
; /* No more output choices */
2568 /**********************************************************************
2569 * VarCat [OLEAUT32.318]
2571 * Concatenates one variant onto another.
2574 * left [I] First variant
2575 * right [I] Second variant
2576 * result [O] Result variant
2580 * Failure: An HRESULT error code indicating the error.
2582 HRESULT WINAPI
VarCat(LPVARIANT left
, LPVARIANT right
, LPVARIANT out
)
2584 BSTR left_str
= NULL
, right_str
= NULL
;
2585 VARTYPE leftvt
, rightvt
;
2588 TRACE("%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), out
);
2590 leftvt
= V_VT(left
);
2591 rightvt
= V_VT(right
);
2593 /* when both left and right are NULL the result is NULL */
2594 if (leftvt
== VT_NULL
&& rightvt
== VT_NULL
)
2596 V_VT(out
) = VT_NULL
;
2600 /* There are many special case for errors and return types */
2601 if (leftvt
== VT_VARIANT
&& (rightvt
== VT_ERROR
||
2602 rightvt
== VT_DATE
|| rightvt
== VT_DECIMAL
))
2603 hres
= DISP_E_TYPEMISMATCH
;
2604 else if ((leftvt
== VT_I2
|| leftvt
== VT_I4
||
2605 leftvt
== VT_R4
|| leftvt
== VT_R8
||
2606 leftvt
== VT_CY
|| leftvt
== VT_BOOL
||
2607 leftvt
== VT_BSTR
|| leftvt
== VT_I1
||
2608 leftvt
== VT_UI1
|| leftvt
== VT_UI2
||
2609 leftvt
== VT_UI4
|| leftvt
== VT_I8
||
2610 leftvt
== VT_UI8
|| leftvt
== VT_INT
||
2611 leftvt
== VT_UINT
|| leftvt
== VT_EMPTY
||
2612 leftvt
== VT_NULL
|| leftvt
== VT_DATE
||
2613 leftvt
== VT_DECIMAL
|| leftvt
== VT_DISPATCH
)
2615 (rightvt
== VT_I2
|| rightvt
== VT_I4
||
2616 rightvt
== VT_R4
|| rightvt
== VT_R8
||
2617 rightvt
== VT_CY
|| rightvt
== VT_BOOL
||
2618 rightvt
== VT_BSTR
|| rightvt
== VT_I1
||
2619 rightvt
== VT_UI1
|| rightvt
== VT_UI2
||
2620 rightvt
== VT_UI4
|| rightvt
== VT_I8
||
2621 rightvt
== VT_UI8
|| rightvt
== VT_INT
||
2622 rightvt
== VT_UINT
|| rightvt
== VT_EMPTY
||
2623 rightvt
== VT_NULL
|| rightvt
== VT_DATE
||
2624 rightvt
== VT_DECIMAL
|| rightvt
== VT_DISPATCH
))
2626 else if (rightvt
== VT_ERROR
&& leftvt
< VT_VOID
)
2627 hres
= DISP_E_TYPEMISMATCH
;
2628 else if (leftvt
== VT_ERROR
&& (rightvt
== VT_DATE
||
2629 rightvt
== VT_ERROR
|| rightvt
== VT_DECIMAL
))
2630 hres
= DISP_E_TYPEMISMATCH
;
2631 else if (rightvt
== VT_DATE
|| rightvt
== VT_ERROR
||
2632 rightvt
== VT_DECIMAL
)
2633 hres
= DISP_E_BADVARTYPE
;
2634 else if (leftvt
== VT_ERROR
|| rightvt
== VT_ERROR
)
2635 hres
= DISP_E_TYPEMISMATCH
;
2636 else if (leftvt
== VT_VARIANT
)
2637 hres
= DISP_E_TYPEMISMATCH
;
2638 else if (rightvt
== VT_VARIANT
&& (leftvt
== VT_EMPTY
||
2639 leftvt
== VT_NULL
|| leftvt
== VT_I2
||
2640 leftvt
== VT_I4
|| leftvt
== VT_R4
||
2641 leftvt
== VT_R8
|| leftvt
== VT_CY
||
2642 leftvt
== VT_DATE
|| leftvt
== VT_BSTR
||
2643 leftvt
== VT_BOOL
|| leftvt
== VT_DECIMAL
||
2644 leftvt
== VT_I1
|| leftvt
== VT_UI1
||
2645 leftvt
== VT_UI2
|| leftvt
== VT_UI4
||
2646 leftvt
== VT_I8
|| leftvt
== VT_UI8
||
2647 leftvt
== VT_INT
|| leftvt
== VT_UINT
))
2648 hres
= DISP_E_TYPEMISMATCH
;
2650 hres
= DISP_E_BADVARTYPE
;
2652 /* if result type is not S_OK, then no need to go further */
2655 V_VT(out
) = VT_EMPTY
;
2659 if (leftvt
== VT_BSTR
)
2660 left_str
= V_BSTR(left
);
2663 VARIANT converted
, *tmp
= left
;
2665 VariantInit(&converted
);
2666 if(leftvt
== VT_DISPATCH
)
2668 hres
= VARIANT_FetchDispatchValue(left
, &converted
);
2675 hres
= VariantChangeTypeEx(&converted
, tmp
, 0, VARIANT_ALPHABOOL
|VARIANT_LOCALBOOL
, VT_BSTR
);
2676 if (SUCCEEDED(hres
))
2677 left_str
= V_BSTR(&converted
);
2678 else if (hres
!= DISP_E_TYPEMISMATCH
)
2680 VariantClear(&converted
);
2685 if (rightvt
== VT_BSTR
)
2686 right_str
= V_BSTR(right
);
2689 VARIANT converted
, *tmp
= right
;
2691 VariantInit(&converted
);
2692 if(rightvt
== VT_DISPATCH
)
2694 hres
= VARIANT_FetchDispatchValue(right
, &converted
);
2701 hres
= VariantChangeTypeEx(&converted
, tmp
, 0, VARIANT_ALPHABOOL
|VARIANT_LOCALBOOL
, VT_BSTR
);
2702 if (SUCCEEDED(hres
))
2703 right_str
= V_BSTR(&converted
);
2704 else if (hres
!= DISP_E_TYPEMISMATCH
)
2706 VariantClear(&converted
);
2712 V_VT(out
) = VT_BSTR
;
2713 hres
= VarBstrCat(left_str
, right_str
, &V_BSTR(out
));
2716 if(V_VT(left
) != VT_BSTR
)
2717 SysFreeString(left_str
);
2718 if(V_VT(right
) != VT_BSTR
)
2719 SysFreeString(right_str
);
2724 /* Wrapper around VariantChangeTypeEx() which permits changing a
2725 variant with VT_RESERVED flag set. Needed by VarCmp. */
2726 static HRESULT
_VarChangeTypeExWrap (VARIANTARG
* pvargDest
,
2727 VARIANTARG
* pvargSrc
, LCID lcid
, USHORT wFlags
, VARTYPE vt
)
2729 VARIANTARG vtmpsrc
= *pvargSrc
;
2731 V_VT(&vtmpsrc
) &= ~VT_RESERVED
;
2732 return VariantChangeTypeEx(pvargDest
,&vtmpsrc
,lcid
,wFlags
,vt
);
2735 /**********************************************************************
2736 * VarCmp [OLEAUT32.176]
2738 * Compare two variants.
2741 * left [I] First variant
2742 * right [I] Second variant
2743 * lcid [I] LCID (locale identifier) for the comparison
2744 * flags [I] Flags to be used in the comparison:
2745 * NORM_IGNORECASE, NORM_IGNORENONSPACE, NORM_IGNORESYMBOLS,
2746 * NORM_IGNOREWIDTH, NORM_IGNOREKANATYPE, NORM_IGNOREKASHIDA
2749 * VARCMP_LT: left variant is less than right variant.
2750 * VARCMP_EQ: input variants are equal.
2751 * VARCMP_GT: left variant is greater than right variant.
2752 * VARCMP_NULL: either one of the input variants is NULL.
2753 * Failure: An HRESULT error code indicating the error.
2756 * Native VarCmp up to and including WinXP doesn't like I1, UI2, VT_UI4,
2757 * UI8 and UINT as input variants. INT is accepted only as left variant.
2759 * If both input variants are ERROR then VARCMP_EQ will be returned, else
2760 * an ERROR variant will trigger an error.
2762 * Both input variants can have VT_RESERVED flag set which is ignored
2763 * unless one and only one of the variants is a BSTR and the other one
2764 * is not an EMPTY variant. All four VT_RESERVED combinations have a
2765 * different meaning:
2766 * - BSTR and other: BSTR is always greater than the other variant.
2767 * - BSTR|VT_RESERVED and other: a string comparison is performed.
2768 * - BSTR and other|VT_RESERVED: If the BSTR is a number a numeric
2769 * comparison will take place else the BSTR is always greater.
2770 * - BSTR|VT_RESERVED and other|VT_RESERVED: It seems that the other
2771 * variant is ignored and the return value depends only on the sign
2772 * of the BSTR if it is a number else the BSTR is always greater. A
2773 * positive BSTR is greater, a negative one is smaller than the other
2777 * VarBstrCmp for the lcid and flags usage.
2779 HRESULT WINAPI
VarCmp(LPVARIANT left
, LPVARIANT right
, LCID lcid
, DWORD flags
)
2781 VARTYPE lvt
, rvt
, vt
;
2786 TRACE("%s, %s, %#lx, %#lx.\n", debugstr_variant(left
), debugstr_variant(right
), lcid
, flags
);
2788 lvt
= V_VT(left
) & VT_TYPEMASK
;
2789 rvt
= V_VT(right
) & VT_TYPEMASK
;
2790 xmask
= (1 << lvt
) | (1 << rvt
);
2792 /* If we have any flag set except VT_RESERVED bail out.
2793 Same for the left input variant type > VT_INT and for the
2794 right input variant type > VT_I8. Yes, VT_INT is only supported
2795 as left variant. Go figure */
2796 if (((V_VT(left
) | V_VT(right
)) & ~VT_TYPEMASK
& ~VT_RESERVED
) ||
2797 lvt
> VT_INT
|| rvt
> VT_I8
) {
2798 return DISP_E_BADVARTYPE
;
2801 /* Don't ask me why but native VarCmp cannot handle: VT_I1, VT_UI2, VT_UI4,
2802 VT_UINT and VT_UI8. Tested with DCOM98, Win2k, WinXP */
2803 if (rvt
== VT_INT
|| xmask
& (VTBIT_I1
| VTBIT_UI2
| VTBIT_UI4
| VTBIT_UI8
|
2804 VTBIT_DISPATCH
| VTBIT_VARIANT
| VTBIT_UNKNOWN
| VTBIT_15
))
2805 return DISP_E_TYPEMISMATCH
;
2807 /* If both variants are VT_ERROR return VARCMP_EQ */
2808 if (xmask
== VTBIT_ERROR
)
2810 else if (xmask
& VTBIT_ERROR
)
2811 return DISP_E_TYPEMISMATCH
;
2813 if (xmask
& VTBIT_NULL
)
2819 /* Two BSTRs, ignore VT_RESERVED */
2820 if (xmask
== VTBIT_BSTR
)
2821 return VarBstrCmp(V_BSTR(left
), V_BSTR(right
), lcid
, flags
);
2823 /* A BSTR and another variant; we have to take care of VT_RESERVED */
2824 if (xmask
& VTBIT_BSTR
) {
2825 VARIANT
*bstrv
, *nonbv
;
2829 /* Swap the variants so the BSTR is always on the left */
2830 if (lvt
== VT_BSTR
) {
2841 /* BSTR and EMPTY: ignore VT_RESERVED */
2842 if (nonbvt
== VT_EMPTY
)
2843 rc
= (!V_BSTR(bstrv
) || !*V_BSTR(bstrv
)) ? VARCMP_EQ
: VARCMP_GT
;
2845 VARTYPE breserv
= V_VT(bstrv
) & ~VT_TYPEMASK
;
2846 VARTYPE nreserv
= V_VT(nonbv
) & ~VT_TYPEMASK
;
2848 if (!breserv
&& !nreserv
)
2849 /* No VT_RESERVED set ==> BSTR always greater */
2851 else if (breserv
&& !nreserv
) {
2852 /* BSTR has VT_RESERVED set. Do a string comparison */
2853 rc
= VariantChangeTypeEx(&rv
,nonbv
,lcid
,0,VT_BSTR
);
2856 rc
= VarBstrCmp(V_BSTR(bstrv
), V_BSTR(&rv
), lcid
, flags
);
2858 } else if (V_BSTR(bstrv
) && *V_BSTR(bstrv
)) {
2859 /* Non NULL nor empty BSTR */
2860 /* If the BSTR is not a number the BSTR is greater */
2861 rc
= _VarChangeTypeExWrap(&lv
,bstrv
,lcid
,0,VT_R8
);
2864 else if (breserv
&& nreserv
)
2865 /* FIXME: This is strange: with both VT_RESERVED set it
2866 looks like the result depends only on the sign of
2868 rc
= (V_R8(&lv
) >= 0) ? VARCMP_GT
: VARCMP_LT
;
2870 /* Numeric comparison, will be handled below.
2871 VARCMP_NULL used only to break out. */
2876 /* Empty or NULL BSTR */
2879 /* Fixup the return code if we swapped left and right */
2881 if (rc
== VARCMP_GT
)
2883 else if (rc
== VARCMP_LT
)
2886 if (rc
!= VARCMP_NULL
)
2890 if (xmask
& VTBIT_DECIMAL
)
2892 else if (xmask
& VTBIT_BSTR
)
2894 else if (xmask
& VTBIT_R4
)
2896 else if (xmask
& (VTBIT_R8
| VTBIT_DATE
))
2898 else if (xmask
& VTBIT_CY
)
2904 /* Coerce the variants */
2905 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2906 if (rc
== DISP_E_OVERFLOW
&& vt
!= VT_R8
) {
2907 /* Overflow, change to R8 */
2909 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2913 rc
= _VarChangeTypeExWrap(&rv
,right
,lcid
,0,vt
);
2914 if (rc
== DISP_E_OVERFLOW
&& vt
!= VT_R8
) {
2915 /* Overflow, change to R8 */
2917 rc
= _VarChangeTypeExWrap(&lv
,left
,lcid
,0,vt
);
2920 rc
= _VarChangeTypeExWrap(&rv
,right
,lcid
,0,vt
);
2925 #define _VARCMP(a,b) \
2926 (((a) == (b)) ? VARCMP_EQ : (((a) < (b)) ? VARCMP_LT : VARCMP_GT))
2930 return VarCyCmp(V_CY(&lv
), V_CY(&rv
));
2932 return VarDecCmp(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
));
2934 return _VARCMP(V_I8(&lv
), V_I8(&rv
));
2936 return _VARCMP(V_R4(&lv
), V_R4(&rv
));
2938 return _VARCMP(V_R8(&lv
), V_R8(&rv
));
2940 /* We should never get here */
2946 /**********************************************************************
2947 * VarAnd [OLEAUT32.142]
2949 * Computes the logical AND of two variants.
2952 * left [I] First variant
2953 * right [I] Second variant
2954 * result [O] Result variant
2958 * Failure: An HRESULT error code indicating the error.
2960 HRESULT WINAPI
VarAnd(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
2962 HRESULT hres
= S_OK
;
2963 VARTYPE resvt
= VT_EMPTY
;
2964 VARTYPE leftvt
,rightvt
;
2965 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
2966 VARIANT varLeft
, varRight
;
2967 VARIANT tempLeft
, tempRight
;
2969 VariantInit(&varLeft
);
2970 VariantInit(&varRight
);
2971 VariantInit(&tempLeft
);
2972 VariantInit(&tempRight
);
2974 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
2976 /* Handle VT_DISPATCH by storing and taking address of returned value */
2977 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
2979 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
2980 if (FAILED(hres
)) goto VarAnd_Exit
;
2983 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
2985 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
2986 if (FAILED(hres
)) goto VarAnd_Exit
;
2990 leftvt
= V_VT(left
)&VT_TYPEMASK
;
2991 rightvt
= V_VT(right
)&VT_TYPEMASK
;
2992 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
2993 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
2995 if (leftExtraFlags
!= rightExtraFlags
)
2997 hres
= DISP_E_BADVARTYPE
;
3000 ExtraFlags
= leftExtraFlags
;
3002 /* Native VarAnd always returns an error when using extra
3003 * flags or if the variant combination is I8 and INT.
3005 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
3006 (leftvt
== VT_INT
&& rightvt
== VT_I8
) ||
3009 hres
= DISP_E_BADVARTYPE
;
3013 /* Determine return type */
3014 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
3016 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
3017 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
3018 leftvt
== VT_INT
|| rightvt
== VT_INT
||
3019 leftvt
== VT_R4
|| rightvt
== VT_R4
||
3020 leftvt
== VT_R8
|| rightvt
== VT_R8
||
3021 leftvt
== VT_CY
|| rightvt
== VT_CY
||
3022 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
3023 leftvt
== VT_I1
|| rightvt
== VT_I1
||
3024 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
3025 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
3026 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
3027 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
3029 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
||
3030 leftvt
== VT_I2
|| rightvt
== VT_I2
||
3031 leftvt
== VT_EMPTY
|| rightvt
== VT_EMPTY
)
3032 if ((leftvt
== VT_NULL
&& rightvt
== VT_UI1
) ||
3033 (leftvt
== VT_UI1
&& rightvt
== VT_NULL
) ||
3034 (leftvt
== VT_UI1
&& rightvt
== VT_UI1
))
3038 else if (leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
3039 (leftvt
== VT_BSTR
&& rightvt
== VT_BSTR
))
3041 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
||
3042 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
3046 hres
= DISP_E_BADVARTYPE
;
3050 if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3053 * Special cases for when left variant is VT_NULL
3054 * (VT_NULL & 0 = VT_NULL, VT_NULL & value = value)
3056 if (leftvt
== VT_NULL
)
3061 case VT_I1
: if (V_I1(right
)) resvt
= VT_NULL
; break;
3062 case VT_UI1
: if (V_UI1(right
)) resvt
= VT_NULL
; break;
3063 case VT_I2
: if (V_I2(right
)) resvt
= VT_NULL
; break;
3064 case VT_UI2
: if (V_UI2(right
)) resvt
= VT_NULL
; break;
3065 case VT_I4
: if (V_I4(right
)) resvt
= VT_NULL
; break;
3066 case VT_UI4
: if (V_UI4(right
)) resvt
= VT_NULL
; break;
3067 case VT_I8
: if (V_I8(right
)) resvt
= VT_NULL
; break;
3068 case VT_UI8
: if (V_UI8(right
)) resvt
= VT_NULL
; break;
3069 case VT_INT
: if (V_INT(right
)) resvt
= VT_NULL
; break;
3070 case VT_UINT
: if (V_UINT(right
)) resvt
= VT_NULL
; break;
3071 case VT_BOOL
: if (V_BOOL(right
)) resvt
= VT_NULL
; break;
3072 case VT_R4
: if (V_R4(right
)) resvt
= VT_NULL
; break;
3073 case VT_R8
: if (V_R8(right
)) resvt
= VT_NULL
; break;
3075 if(V_CY(right
).int64
)
3079 if (DEC_HI32(&V_DECIMAL(right
)) ||
3080 DEC_LO64(&V_DECIMAL(right
)))
3084 hres
= VarBoolFromStr(V_BSTR(right
),
3085 LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
3089 V_VT(result
) = VT_NULL
;
3092 V_VT(result
) = VT_BOOL
;
3098 V_VT(result
) = resvt
;
3102 hres
= VariantCopy(&varLeft
, left
);
3103 if (FAILED(hres
)) goto VarAnd_Exit
;
3105 hres
= VariantCopy(&varRight
, right
);
3106 if (FAILED(hres
)) goto VarAnd_Exit
;
3108 if (resvt
== VT_I4
&& V_VT(&varLeft
) == VT_UI4
)
3109 V_VT(&varLeft
) = VT_I4
; /* Don't overflow */
3114 if (V_VT(&varLeft
) == VT_BSTR
&&
3115 FAILED(VarR8FromStr(V_BSTR(&varLeft
),
3116 LOCALE_USER_DEFAULT
, 0, &d
)))
3117 hres
= VariantChangeType(&varLeft
,&varLeft
,
3118 VARIANT_LOCALBOOL
, VT_BOOL
);
3119 if (SUCCEEDED(hres
) && V_VT(&varLeft
) != resvt
)
3120 hres
= VariantChangeType(&varLeft
,&varLeft
,0,resvt
);
3121 if (FAILED(hres
)) goto VarAnd_Exit
;
3124 if (resvt
== VT_I4
&& V_VT(&varRight
) == VT_UI4
)
3125 V_VT(&varRight
) = VT_I4
; /* Don't overflow */
3130 if (V_VT(&varRight
) == VT_BSTR
&&
3131 FAILED(VarR8FromStr(V_BSTR(&varRight
),
3132 LOCALE_USER_DEFAULT
, 0, &d
)))
3133 hres
= VariantChangeType(&varRight
, &varRight
,
3134 VARIANT_LOCALBOOL
, VT_BOOL
);
3135 if (SUCCEEDED(hres
) && V_VT(&varRight
) != resvt
)
3136 hres
= VariantChangeType(&varRight
, &varRight
, 0, resvt
);
3137 if (FAILED(hres
)) goto VarAnd_Exit
;
3140 V_VT(result
) = resvt
;
3144 V_I8(result
) = V_I8(&varLeft
) & V_I8(&varRight
);
3147 V_I4(result
) = V_I4(&varLeft
) & V_I4(&varRight
);
3150 V_I2(result
) = V_I2(&varLeft
) & V_I2(&varRight
);
3153 V_UI1(result
) = V_UI1(&varLeft
) & V_UI1(&varRight
);
3156 V_BOOL(result
) = V_BOOL(&varLeft
) & V_BOOL(&varRight
);
3159 FIXME("Couldn't bitwise AND variant types %d,%d\n",
3164 VariantClear(&varLeft
);
3165 VariantClear(&varRight
);
3166 VariantClear(&tempLeft
);
3167 VariantClear(&tempRight
);
3172 /**********************************************************************
3173 * VarAdd [OLEAUT32.141]
3178 * left [I] First variant
3179 * right [I] Second variant
3180 * result [O] Result variant
3184 * Failure: An HRESULT error code indicating the error.
3187 * Native VarAdd up to and including WinXP doesn't like I1, UI2, UI4,
3188 * UI8, INT and UINT as input variants.
3190 * Native VarAdd doesn't check for NULL in/out pointers and crashes. We do the
3194 * Overflow checking for R8 (double) overflow. Return DISP_E_OVERFLOW in that
3197 HRESULT WINAPI
VarAdd(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3200 VARTYPE lvt
, rvt
, resvt
, tvt
;
3202 VARIANT tempLeft
, tempRight
;
3205 /* Variant priority for coercion. Sorted from lowest to highest.
3206 VT_ERROR shows an invalid input variant type. */
3207 enum coerceprio
{ vt_EMPTY
, vt_UI1
, vt_I2
, vt_I4
, vt_I8
, vt_BSTR
,vt_R4
,
3208 vt_R8
, vt_CY
, vt_DATE
, vt_DECIMAL
, vt_DISPATCH
, vt_NULL
,
3210 /* Mapping from priority to variant type. Keep in sync with coerceprio! */
3211 static const VARTYPE prio2vt
[] = { VT_EMPTY
, VT_UI1
, VT_I2
, VT_I4
, VT_I8
, VT_BSTR
, VT_R4
,
3212 VT_R8
, VT_CY
, VT_DATE
, VT_DECIMAL
, VT_DISPATCH
,
3213 VT_NULL
, VT_ERROR
};
3215 /* Mapping for coercion from input variant to priority of result variant. */
3216 static const VARTYPE coerce
[] = {
3217 /* VT_EMPTY, VT_NULL, VT_I2, VT_I4, VT_R4 */
3218 vt_EMPTY
, vt_NULL
, vt_I2
, vt_I4
, vt_R4
,
3219 /* VT_R8, VT_CY, VT_DATE, VT_BSTR, VT_DISPATCH */
3220 vt_R8
, vt_CY
, vt_DATE
, vt_BSTR
, vt_DISPATCH
,
3221 /* VT_ERROR, VT_BOOL, VT_VARIANT, VT_UNKNOWN, VT_DECIMAL */
3222 vt_ERROR
, vt_I2
, vt_ERROR
, vt_ERROR
, vt_DECIMAL
,
3223 /* 15, VT_I1, VT_UI1, VT_UI2, VT_UI4 VT_I8 */
3224 vt_ERROR
, vt_ERROR
, vt_UI1
, vt_ERROR
, vt_ERROR
, vt_I8
3227 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
3232 VariantInit(&tempLeft
);
3233 VariantInit(&tempRight
);
3235 /* Handle VT_DISPATCH by storing and taking address of returned value */
3236 if ((V_VT(left
) & VT_TYPEMASK
) != VT_NULL
&& (V_VT(right
) & VT_TYPEMASK
) != VT_NULL
)
3238 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3240 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3241 if (FAILED(hres
)) goto end
;
3244 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3246 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3247 if (FAILED(hres
)) goto end
;
3252 lvt
= V_VT(left
)&VT_TYPEMASK
;
3253 rvt
= V_VT(right
)&VT_TYPEMASK
;
3255 /* If we have any flag set (VT_ARRAY, VT_VECTOR, etc.) bail out.
3256 Same for any input variant type > VT_I8 */
3257 if (V_VT(left
) & ~VT_TYPEMASK
|| V_VT(right
) & ~VT_TYPEMASK
||
3258 lvt
> VT_I8
|| rvt
> VT_I8
) {
3259 hres
= DISP_E_BADVARTYPE
;
3263 /* Determine the variant type to coerce to. */
3264 if (coerce
[lvt
] > coerce
[rvt
]) {
3265 resvt
= prio2vt
[coerce
[lvt
]];
3266 tvt
= prio2vt
[coerce
[rvt
]];
3268 resvt
= prio2vt
[coerce
[rvt
]];
3269 tvt
= prio2vt
[coerce
[lvt
]];
3272 /* Special cases where the result variant type is defined by both
3273 input variants and not only that with the highest priority */
3274 if (resvt
== VT_BSTR
) {
3275 if (tvt
== VT_EMPTY
|| tvt
== VT_BSTR
)
3280 if (resvt
== VT_R4
&& (tvt
== VT_BSTR
|| tvt
== VT_I8
|| tvt
== VT_I4
))
3283 /* For overflow detection use the biggest compatible type for the
3287 hres
= DISP_E_BADVARTYPE
;
3291 V_VT(result
) = VT_NULL
;
3294 FIXME("cannot handle variant type VT_DISPATCH\n");
3295 hres
= DISP_E_TYPEMISMATCH
;
3314 /* Now coerce the variants */
3315 hres
= VariantChangeType(&lv
, left
, 0, tvt
);
3318 hres
= VariantChangeType(&rv
, right
, 0, tvt
);
3324 V_VT(result
) = resvt
;
3327 hres
= VarDecAdd(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
),
3328 &V_DECIMAL(result
));
3331 hres
= VarCyAdd(V_CY(&lv
), V_CY(&rv
), &V_CY(result
));
3334 /* We do not add those, we concatenate them. */
3335 hres
= VarBstrCat(V_BSTR(&lv
), V_BSTR(&rv
), &V_BSTR(result
));
3338 /* Overflow detection */
3339 r8res
= (double)V_I8(&lv
) + (double)V_I8(&rv
);
3340 if (r8res
> (double)I8_MAX
|| r8res
< (double)I8_MIN
) {
3341 V_VT(result
) = VT_R8
;
3342 V_R8(result
) = r8res
;
3346 V_I8(&tv
) = V_I8(&lv
) + V_I8(&rv
);
3351 /* FIXME: overflow detection */
3352 V_R8(&tv
) = V_R8(&lv
) + V_R8(&rv
);
3355 ERR("We shouldn't get here! tvt = %d!\n", tvt
);
3359 if ((hres
= VariantChangeType(result
, &tv
, 0, resvt
)) != S_OK
) {
3360 /* Overflow! Change to the vartype with the next higher priority.
3361 With one exception: I4 ==> R8 even if it would fit in I8 */
3365 resvt
= prio2vt
[coerce
[resvt
] + 1];
3366 hres
= VariantChangeType(result
, &tv
, 0, resvt
);
3369 hres
= VariantCopy(result
, &tv
);
3373 V_VT(result
) = VT_EMPTY
;
3374 V_I4(result
) = 0; /* No V_EMPTY */
3379 VariantClear(&tempLeft
);
3380 VariantClear(&tempRight
);
3381 TRACE("returning %#lx, %s\n", hres
, debugstr_variant(result
));
3385 /**********************************************************************
3386 * VarMul [OLEAUT32.156]
3388 * Multiply two variants.
3391 * left [I] First variant
3392 * right [I] Second variant
3393 * result [O] Result variant
3397 * Failure: An HRESULT error code indicating the error.
3400 * Native VarMul up to and including WinXP doesn't like I1, UI2, UI4,
3401 * UI8, INT and UINT as input variants. But it can multiply apples with oranges.
3403 * Native VarMul doesn't check for NULL in/out pointers and crashes. We do the
3407 * Overflow checking for R8 (double) overflow. Return DISP_E_OVERFLOW in that
3410 HRESULT WINAPI
VarMul(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3413 VARTYPE lvt
, rvt
, resvt
, tvt
;
3415 VARIANT tempLeft
, tempRight
;
3418 /* Variant priority for coercion. Sorted from lowest to highest.
3419 VT_ERROR shows an invalid input variant type. */
3420 enum coerceprio
{ vt_UI1
= 0, vt_I2
, vt_I4
, vt_I8
, vt_CY
, vt_R4
, vt_R8
,
3421 vt_DECIMAL
, vt_NULL
, vt_ERROR
};
3422 /* Mapping from priority to variant type. Keep in sync with coerceprio! */
3423 static const VARTYPE prio2vt
[] = { VT_UI1
, VT_I2
, VT_I4
, VT_I8
, VT_CY
, VT_R4
, VT_R8
,
3424 VT_DECIMAL
, VT_NULL
, VT_ERROR
};
3426 /* Mapping for coercion from input variant to priority of result variant. */
3427 static const VARTYPE coerce
[] = {
3428 /* VT_EMPTY, VT_NULL, VT_I2, VT_I4, VT_R4 */
3429 vt_UI1
, vt_NULL
, vt_I2
, vt_I4
, vt_R4
,
3430 /* VT_R8, VT_CY, VT_DATE, VT_BSTR, VT_DISPATCH */
3431 vt_R8
, vt_CY
, vt_R8
, vt_R8
, vt_ERROR
,
3432 /* VT_ERROR, VT_BOOL, VT_VARIANT, VT_UNKNOWN, VT_DECIMAL */
3433 vt_ERROR
, vt_I2
, vt_ERROR
, vt_ERROR
, vt_DECIMAL
,
3434 /* 15, VT_I1, VT_UI1, VT_UI2, VT_UI4 VT_I8 */
3435 vt_ERROR
, vt_ERROR
, vt_UI1
, vt_ERROR
, vt_ERROR
, vt_I8
3438 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
3443 VariantInit(&tempLeft
);
3444 VariantInit(&tempRight
);
3446 /* Handle VT_DISPATCH by storing and taking address of returned value */
3447 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3449 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3450 if (FAILED(hres
)) goto end
;
3453 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3455 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3456 if (FAILED(hres
)) goto end
;
3460 lvt
= V_VT(left
)&VT_TYPEMASK
;
3461 rvt
= V_VT(right
)&VT_TYPEMASK
;
3463 /* If we have any flag set (VT_ARRAY, VT_VECTOR, etc.) bail out.
3464 Same for any input variant type > VT_I8 */
3465 if (V_VT(left
) & ~VT_TYPEMASK
|| V_VT(right
) & ~VT_TYPEMASK
||
3466 lvt
> VT_I8
|| rvt
> VT_I8
) {
3467 hres
= DISP_E_BADVARTYPE
;
3471 /* Determine the variant type to coerce to. */
3472 if (coerce
[lvt
] > coerce
[rvt
]) {
3473 resvt
= prio2vt
[coerce
[lvt
]];
3474 tvt
= prio2vt
[coerce
[rvt
]];
3476 resvt
= prio2vt
[coerce
[rvt
]];
3477 tvt
= prio2vt
[coerce
[lvt
]];
3480 /* Special cases where the result variant type is defined by both
3481 input variants and not only that with the highest priority */
3482 if (resvt
== VT_R4
&& (tvt
== VT_CY
|| tvt
== VT_I8
|| tvt
== VT_I4
))
3484 if (lvt
== VT_EMPTY
&& rvt
== VT_EMPTY
)
3487 /* For overflow detection use the biggest compatible type for the
3491 hres
= DISP_E_BADVARTYPE
;
3495 V_VT(result
) = VT_NULL
;
3510 /* Now coerce the variants */
3511 hres
= VariantChangeType(&lv
, left
, 0, tvt
);
3514 hres
= VariantChangeType(&rv
, right
, 0, tvt
);
3521 V_VT(result
) = resvt
;
3524 hres
= VarDecMul(&V_DECIMAL(&lv
), &V_DECIMAL(&rv
),
3525 &V_DECIMAL(result
));
3528 hres
= VarCyMul(V_CY(&lv
), V_CY(&rv
), &V_CY(result
));
3531 /* Overflow detection */
3532 r8res
= (double)V_I8(&lv
) * (double)V_I8(&rv
);
3533 if (r8res
> (double)I8_MAX
|| r8res
< (double)I8_MIN
) {
3534 V_VT(result
) = VT_R8
;
3535 V_R8(result
) = r8res
;
3538 V_I8(&tv
) = V_I8(&lv
) * V_I8(&rv
);
3541 /* FIXME: overflow detection */
3542 V_R8(&tv
) = V_R8(&lv
) * V_R8(&rv
);
3545 ERR("We shouldn't get here! tvt = %d!\n", tvt
);
3549 while ((hres
= VariantChangeType(result
, &tv
, 0, resvt
)) != S_OK
) {
3550 /* Overflow! Change to the vartype with the next higher priority.
3551 With one exception: I4 ==> R8 even if it would fit in I8 */
3555 resvt
= prio2vt
[coerce
[resvt
] + 1];
3558 hres
= VariantCopy(result
, &tv
);
3562 V_VT(result
) = VT_EMPTY
;
3563 V_I4(result
) = 0; /* No V_EMPTY */
3568 VariantClear(&tempLeft
);
3569 VariantClear(&tempRight
);
3570 TRACE("returning %#lx, %s\n", hres
, debugstr_variant(result
));
3574 /**********************************************************************
3575 * VarDiv [OLEAUT32.143]
3577 * Divides one variant with another.
3580 * left [I] First variant
3581 * right [I] Second variant
3582 * result [O] Result variant
3586 * Failure: An HRESULT error code indicating the error.
3588 HRESULT WINAPI
VarDiv(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3590 HRESULT hres
= S_OK
;
3591 VARTYPE resvt
= VT_EMPTY
;
3592 VARTYPE leftvt
,rightvt
;
3593 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
3595 VARIANT tempLeft
, tempRight
;
3597 VariantInit(&tempLeft
);
3598 VariantInit(&tempRight
);
3602 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
3604 /* Handle VT_DISPATCH by storing and taking address of returned value */
3605 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
3607 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3608 if (FAILED(hres
)) goto end
;
3611 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
3613 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3614 if (FAILED(hres
)) goto end
;
3618 leftvt
= V_VT(left
)&VT_TYPEMASK
;
3619 rightvt
= V_VT(right
)&VT_TYPEMASK
;
3620 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
3621 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
3623 if (leftExtraFlags
!= rightExtraFlags
)
3625 hres
= DISP_E_BADVARTYPE
;
3628 ExtraFlags
= leftExtraFlags
;
3630 /* Native VarDiv always returns an error when using extra flags */
3631 if (ExtraFlags
!= 0)
3633 hres
= DISP_E_BADVARTYPE
;
3637 /* Determine return type */
3638 if (rightvt
!= VT_EMPTY
)
3640 if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3642 V_VT(result
) = VT_NULL
;
3646 else if (leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
3648 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
||
3649 leftvt
== VT_CY
|| rightvt
== VT_CY
||
3650 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
3651 leftvt
== VT_I4
|| rightvt
== VT_I4
||
3652 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
||
3653 leftvt
== VT_I2
|| rightvt
== VT_I2
||
3654 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
3655 leftvt
== VT_R8
|| rightvt
== VT_R8
||
3656 leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
3658 if ((leftvt
== VT_UI1
&& rightvt
== VT_R4
) ||
3659 (leftvt
== VT_R4
&& rightvt
== VT_UI1
))
3661 else if ((leftvt
== VT_R4
&& (rightvt
== VT_BOOL
||
3662 rightvt
== VT_I2
)) || (rightvt
== VT_R4
&&
3663 (leftvt
== VT_BOOL
|| leftvt
== VT_I2
)))
3668 else if (leftvt
== VT_R4
|| rightvt
== VT_R4
)
3671 else if (leftvt
== VT_NULL
)
3673 V_VT(result
) = VT_NULL
;
3679 hres
= DISP_E_BADVARTYPE
;
3683 /* coerce to the result type */
3684 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
3685 if (hres
!= S_OK
) goto end
;
3687 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
3688 if (hres
!= S_OK
) goto end
;
3691 V_VT(result
) = resvt
;
3695 if (V_R4(&lv
) == 0.0 && V_R4(&rv
) == 0.0)
3697 hres
= DISP_E_OVERFLOW
;
3698 V_VT(result
) = VT_EMPTY
;
3700 else if (V_R4(&rv
) == 0.0)
3702 hres
= DISP_E_DIVBYZERO
;
3703 V_VT(result
) = VT_EMPTY
;
3706 V_R4(result
) = V_R4(&lv
) / V_R4(&rv
);
3709 if (V_R8(&lv
) == 0.0 && V_R8(&rv
) == 0.0)
3711 hres
= DISP_E_OVERFLOW
;
3712 V_VT(result
) = VT_EMPTY
;
3714 else if (V_R8(&rv
) == 0.0)
3716 hres
= DISP_E_DIVBYZERO
;
3717 V_VT(result
) = VT_EMPTY
;
3720 V_R8(result
) = V_R8(&lv
) / V_R8(&rv
);
3723 hres
= VarDecDiv(&(V_DECIMAL(&lv
)), &(V_DECIMAL(&rv
)), &(V_DECIMAL(result
)));
3730 VariantClear(&tempLeft
);
3731 VariantClear(&tempRight
);
3732 TRACE("returning %#lx, %s\n", hres
, debugstr_variant(result
));
3736 /**********************************************************************
3737 * VarSub [OLEAUT32.159]
3739 * Subtract two variants.
3742 * left [I] First variant
3743 * right [I] Second variant
3744 * result [O] Result variant
3748 * Failure: An HRESULT error code indicating the error.
3750 HRESULT WINAPI
VarSub(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
3752 HRESULT hres
= S_OK
;
3753 VARTYPE resvt
= VT_EMPTY
;
3754 VARTYPE leftvt
,rightvt
;
3755 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
3757 VARIANT tempLeft
, tempRight
;
3761 VariantInit(&tempLeft
);
3762 VariantInit(&tempRight
);
3764 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
3766 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
&&
3767 (V_VT(left
)&(~VT_TYPEMASK
)) == 0 &&
3768 (V_VT(right
) & VT_TYPEMASK
) != VT_NULL
)
3770 if (NULL
== V_DISPATCH(left
)) {
3771 if ((V_VT(right
) & VT_TYPEMASK
) >= VT_INT_PTR
)
3772 hres
= DISP_E_BADVARTYPE
;
3773 else if ((V_VT(right
) & VT_TYPEMASK
) >= VT_UI8
&&
3774 (V_VT(right
) & VT_TYPEMASK
) < VT_RECORD
)
3775 hres
= DISP_E_BADVARTYPE
;
3776 else switch (V_VT(right
) & VT_TYPEMASK
)
3784 hres
= DISP_E_BADVARTYPE
;
3786 if (FAILED(hres
)) goto end
;
3788 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
3789 if (FAILED(hres
)) goto end
;
3792 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
&&
3793 (V_VT(right
)&(~VT_TYPEMASK
)) == 0 &&
3794 (V_VT(left
) & VT_TYPEMASK
) != VT_NULL
)
3796 if (NULL
== V_DISPATCH(right
))
3798 if ((V_VT(left
) & VT_TYPEMASK
) >= VT_INT_PTR
)
3799 hres
= DISP_E_BADVARTYPE
;
3800 else if ((V_VT(left
) & VT_TYPEMASK
) >= VT_UI8
&&
3801 (V_VT(left
) & VT_TYPEMASK
) < VT_RECORD
)
3802 hres
= DISP_E_BADVARTYPE
;
3803 else switch (V_VT(left
) & VT_TYPEMASK
)
3811 hres
= DISP_E_BADVARTYPE
;
3813 if (FAILED(hres
)) goto end
;
3815 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
3816 if (FAILED(hres
)) goto end
;
3820 leftvt
= V_VT(left
)&VT_TYPEMASK
;
3821 rightvt
= V_VT(right
)&VT_TYPEMASK
;
3822 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
3823 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
3825 if (leftExtraFlags
!= rightExtraFlags
)
3827 hres
= DISP_E_BADVARTYPE
;
3830 ExtraFlags
= leftExtraFlags
;
3832 /* determine return type and return code */
3833 /* All extra flags produce errors */
3834 if (ExtraFlags
== (VT_VECTOR
|VT_BYREF
|VT_RESERVED
) ||
3835 ExtraFlags
== (VT_VECTOR
|VT_RESERVED
) ||
3836 ExtraFlags
== (VT_VECTOR
|VT_BYREF
) ||
3837 ExtraFlags
== (VT_BYREF
|VT_RESERVED
) ||
3838 ExtraFlags
== VT_VECTOR
||
3839 ExtraFlags
== VT_BYREF
||
3840 ExtraFlags
== VT_RESERVED
)
3842 hres
= DISP_E_BADVARTYPE
;
3845 else if (ExtraFlags
>= VT_ARRAY
)
3847 hres
= DISP_E_TYPEMISMATCH
;
3850 /* Native VarSub cannot handle: VT_I1, VT_UI2, VT_UI4,
3851 VT_INT, VT_UINT and VT_UI8. Tested with WinXP */
3852 else if (leftvt
== VT_CLSID
|| rightvt
== VT_CLSID
||
3853 leftvt
== VT_VARIANT
|| rightvt
== VT_VARIANT
||
3854 leftvt
== VT_I1
|| rightvt
== VT_I1
||
3855 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
3856 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
3857 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
3858 leftvt
== VT_INT
|| rightvt
== VT_INT
||
3859 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
3860 leftvt
== VT_UNKNOWN
|| rightvt
== VT_UNKNOWN
||
3861 leftvt
== VT_RECORD
|| rightvt
== VT_RECORD
)
3863 if (leftvt
== VT_RECORD
&& rightvt
== VT_I8
)
3864 hres
= DISP_E_TYPEMISMATCH
;
3865 else if (leftvt
< VT_UI1
&& rightvt
== VT_RECORD
)
3866 hres
= DISP_E_TYPEMISMATCH
;
3867 else if (leftvt
>= VT_UI1
&& rightvt
== VT_RECORD
)
3868 hres
= DISP_E_TYPEMISMATCH
;
3869 else if (leftvt
== VT_RECORD
&& rightvt
<= VT_UI1
)
3870 hres
= DISP_E_TYPEMISMATCH
;
3871 else if (leftvt
== VT_RECORD
&& rightvt
> VT_UI1
)
3872 hres
= DISP_E_BADVARTYPE
;
3874 hres
= DISP_E_BADVARTYPE
;
3877 /* The following flags/types are invalid for left variant */
3878 else if (!((leftvt
<= VT_LPWSTR
|| leftvt
== VT_RECORD
||
3879 leftvt
== VT_CLSID
) && leftvt
!= (VARTYPE
)15 /* undefined vt */ &&
3880 (leftvt
< VT_VOID
|| leftvt
> VT_LPWSTR
)))
3882 hres
= DISP_E_BADVARTYPE
;
3885 /* The following flags/types are invalid for right variant */
3886 else if (!((rightvt
<= VT_LPWSTR
|| rightvt
== VT_RECORD
||
3887 rightvt
== VT_CLSID
) && rightvt
!= (VARTYPE
)15 /* undefined vt */ &&
3888 (rightvt
< VT_VOID
|| rightvt
> VT_LPWSTR
)))
3890 hres
= DISP_E_BADVARTYPE
;
3893 else if ((leftvt
== VT_NULL
&& rightvt
== VT_DISPATCH
) ||
3894 (leftvt
== VT_DISPATCH
&& rightvt
== VT_NULL
))
3896 else if (leftvt
== VT_DISPATCH
|| rightvt
== VT_DISPATCH
||
3897 leftvt
== VT_ERROR
|| rightvt
== VT_ERROR
)
3899 hres
= DISP_E_TYPEMISMATCH
;
3902 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
3904 else if ((leftvt
== VT_EMPTY
&& rightvt
== VT_BSTR
) ||
3905 (leftvt
== VT_DATE
&& rightvt
== VT_DATE
) ||
3906 (leftvt
== VT_BSTR
&& rightvt
== VT_EMPTY
) ||
3907 (leftvt
== VT_BSTR
&& rightvt
== VT_BSTR
))
3909 else if (leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
)
3911 else if (leftvt
== VT_DATE
|| rightvt
== VT_DATE
)
3913 else if (leftvt
== VT_CY
|| rightvt
== VT_CY
)
3915 else if (leftvt
== VT_R8
|| rightvt
== VT_R8
)
3917 else if (leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
3919 else if (leftvt
== VT_R4
|| rightvt
== VT_R4
)
3921 if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
3922 leftvt
== VT_I8
|| rightvt
== VT_I8
)
3927 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
3929 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
)
3931 else if (leftvt
== VT_I2
|| rightvt
== VT_I2
||
3932 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
3933 (leftvt
== VT_EMPTY
&& rightvt
== VT_EMPTY
))
3935 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
3939 hres
= DISP_E_TYPEMISMATCH
;
3943 /* coerce to the result type */
3944 if (leftvt
== VT_BSTR
&& rightvt
== VT_DATE
)
3945 hres
= VariantChangeType(&lv
, left
, 0, VT_R8
);
3947 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
3948 if (hres
!= S_OK
) goto end
;
3949 if (leftvt
== VT_DATE
&& rightvt
== VT_BSTR
)
3950 hres
= VariantChangeType(&rv
, right
, 0, VT_R8
);
3952 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
3953 if (hres
!= S_OK
) goto end
;
3956 V_VT(result
) = resvt
;
3962 V_DATE(result
) = V_DATE(&lv
) - V_DATE(&rv
);
3965 hres
= VarCySub(V_CY(&lv
), V_CY(&rv
), &(V_CY(result
)));
3968 V_R4(result
) = V_R4(&lv
) - V_R4(&rv
);
3971 V_I8(result
) = V_I8(&lv
) - V_I8(&rv
);
3974 V_I4(result
) = V_I4(&lv
) - V_I4(&rv
);
3977 V_I2(result
) = V_I2(&lv
) - V_I2(&rv
);
3980 V_UI1(result
) = V_UI2(&lv
) - V_UI1(&rv
);
3983 V_R8(result
) = V_R8(&lv
) - V_R8(&rv
);
3986 hres
= VarDecSub(&(V_DECIMAL(&lv
)), &(V_DECIMAL(&rv
)), &(V_DECIMAL(result
)));
3993 VariantClear(&tempLeft
);
3994 VariantClear(&tempRight
);
3995 TRACE("returning %#lx, %s\n", hres
, debugstr_variant(result
));
4000 /**********************************************************************
4001 * VarOr [OLEAUT32.157]
4003 * Perform a logical or (OR) operation on two variants.
4006 * pVarLeft [I] First variant
4007 * pVarRight [I] Variant to OR with pVarLeft
4008 * pVarOut [O] Destination for OR result
4011 * Success: S_OK. pVarOut contains the result of the operation with its type
4012 * taken from the table listed under VarXor().
4013 * Failure: An HRESULT error code indicating the error.
4016 * See the Notes section of VarXor() for further information.
4018 HRESULT WINAPI
VarOr(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
4021 VARIANT varLeft
, varRight
, varStr
;
4023 VARIANT tempLeft
, tempRight
;
4025 VariantInit(&tempLeft
);
4026 VariantInit(&tempRight
);
4027 VariantInit(&varLeft
);
4028 VariantInit(&varRight
);
4029 VariantInit(&varStr
);
4031 TRACE("(%s,%s,%p)\n", debugstr_variant(pVarLeft
), debugstr_variant(pVarRight
), pVarOut
);
4033 /* Handle VT_DISPATCH by storing and taking address of returned value */
4034 if ((V_VT(pVarLeft
) & VT_TYPEMASK
) == VT_DISPATCH
)
4036 hRet
= VARIANT_FetchDispatchValue(pVarLeft
, &tempLeft
);
4037 if (FAILED(hRet
)) goto VarOr_Exit
;
4038 pVarLeft
= &tempLeft
;
4040 if ((V_VT(pVarRight
) & VT_TYPEMASK
) == VT_DISPATCH
)
4042 hRet
= VARIANT_FetchDispatchValue(pVarRight
, &tempRight
);
4043 if (FAILED(hRet
)) goto VarOr_Exit
;
4044 pVarRight
= &tempRight
;
4047 if (V_EXTRA_TYPE(pVarLeft
) || V_EXTRA_TYPE(pVarRight
) ||
4048 V_VT(pVarLeft
) == VT_UNKNOWN
|| V_VT(pVarRight
) == VT_UNKNOWN
||
4049 V_VT(pVarLeft
) == VT_DISPATCH
|| V_VT(pVarRight
) == VT_DISPATCH
||
4050 V_VT(pVarLeft
) == VT_RECORD
|| V_VT(pVarRight
) == VT_RECORD
)
4052 hRet
= DISP_E_BADVARTYPE
;
4056 V_VT(&varLeft
) = V_VT(&varRight
) = V_VT(&varStr
) = VT_EMPTY
;
4058 if (V_VT(pVarLeft
) == VT_NULL
|| V_VT(pVarRight
) == VT_NULL
)
4060 /* NULL OR Zero is NULL, NULL OR value is value */
4061 if (V_VT(pVarLeft
) == VT_NULL
)
4062 pVarLeft
= pVarRight
; /* point to the non-NULL var */
4064 V_VT(pVarOut
) = VT_NULL
;
4067 switch (V_VT(pVarLeft
))
4069 case VT_DATE
: case VT_R8
:
4075 if (V_BOOL(pVarLeft
))
4076 *pVarOut
= *pVarLeft
;
4079 case VT_I2
: case VT_UI2
:
4090 if (V_UI1(pVarLeft
))
4091 *pVarOut
= *pVarLeft
;
4099 case VT_I4
: case VT_UI4
: case VT_INT
: case VT_UINT
:
4105 if (V_CY(pVarLeft
).int64
)
4109 case VT_I8
: case VT_UI8
:
4115 if (DEC_HI32(&V_DECIMAL(pVarLeft
)) || DEC_LO64(&V_DECIMAL(pVarLeft
)))
4123 if (!V_BSTR(pVarLeft
))
4125 hRet
= DISP_E_BADVARTYPE
;
4129 hRet
= VarBoolFromStr(V_BSTR(pVarLeft
), LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
4130 if (SUCCEEDED(hRet
) && b
)
4132 V_VT(pVarOut
) = VT_BOOL
;
4133 V_BOOL(pVarOut
) = b
;
4137 case VT_NULL
: case VT_EMPTY
:
4138 V_VT(pVarOut
) = VT_NULL
;
4142 hRet
= DISP_E_BADVARTYPE
;
4147 if (V_VT(pVarLeft
) == VT_EMPTY
|| V_VT(pVarRight
) == VT_EMPTY
)
4149 if (V_VT(pVarLeft
) == VT_EMPTY
)
4150 pVarLeft
= pVarRight
; /* point to the non-EMPTY var */
4153 /* Since one argument is empty (0), OR'ing it with the other simply
4154 * gives the others value (as 0|x => x). So just convert the other
4155 * argument to the required result type.
4157 switch (V_VT(pVarLeft
))
4160 if (!V_BSTR(pVarLeft
))
4162 hRet
= DISP_E_BADVARTYPE
;
4166 hRet
= VariantCopy(&varStr
, pVarLeft
);
4170 hRet
= VariantChangeType(pVarLeft
, pVarLeft
, 0, VT_BOOL
);
4173 /* Fall Through ... */
4174 case VT_EMPTY
: case VT_UI1
: case VT_BOOL
: case VT_I2
:
4175 V_VT(pVarOut
) = VT_I2
;
4177 case VT_DATE
: case VT_CY
: case VT_DECIMAL
: case VT_R4
: case VT_R8
:
4178 case VT_I1
: case VT_UI2
: case VT_I4
: case VT_UI4
:
4179 case VT_INT
: case VT_UINT
: case VT_UI8
:
4180 V_VT(pVarOut
) = VT_I4
;
4183 V_VT(pVarOut
) = VT_I8
;
4186 hRet
= DISP_E_BADVARTYPE
;
4189 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4192 pVarLeft
= &varLeft
;
4193 hRet
= VariantChangeType(pVarOut
, pVarLeft
, 0, V_VT(pVarOut
));
4197 if (V_VT(pVarLeft
) == VT_BOOL
&& V_VT(pVarRight
) == VT_BOOL
)
4199 V_VT(pVarOut
) = VT_BOOL
;
4200 V_BOOL(pVarOut
) = V_BOOL(pVarLeft
) | V_BOOL(pVarRight
);
4205 if (V_VT(pVarLeft
) == VT_UI1
&& V_VT(pVarRight
) == VT_UI1
)
4207 V_VT(pVarOut
) = VT_UI1
;
4208 V_UI1(pVarOut
) = V_UI1(pVarLeft
) | V_UI1(pVarRight
);
4213 if (V_VT(pVarLeft
) == VT_BSTR
)
4215 hRet
= VariantCopy(&varStr
, pVarLeft
);
4219 hRet
= VariantChangeType(pVarLeft
, pVarLeft
, 0, VT_BOOL
);
4224 if (V_VT(pVarLeft
) == VT_BOOL
&&
4225 (V_VT(pVarRight
) == VT_BOOL
|| V_VT(pVarRight
) == VT_BSTR
))
4229 else if ((V_VT(pVarLeft
) == VT_BOOL
|| V_VT(pVarLeft
) == VT_UI1
||
4230 V_VT(pVarLeft
) == VT_I2
|| V_VT(pVarLeft
) == VT_BSTR
) &&
4231 (V_VT(pVarRight
) == VT_BOOL
|| V_VT(pVarRight
) == VT_UI1
||
4232 V_VT(pVarRight
) == VT_I2
|| V_VT(pVarRight
) == VT_BSTR
))
4236 else if (V_VT(pVarLeft
) == VT_I8
|| V_VT(pVarRight
) == VT_I8
)
4238 if (V_VT(pVarLeft
) == VT_INT
|| V_VT(pVarRight
) == VT_INT
)
4240 hRet
= DISP_E_TYPEMISMATCH
;
4246 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4250 hRet
= VariantCopy(&varRight
, pVarRight
);
4254 if (vt
== VT_I4
&& V_VT(&varLeft
) == VT_UI4
)
4255 V_VT(&varLeft
) = VT_I4
; /* Don't overflow */
4260 if (V_VT(&varLeft
) == VT_BSTR
&&
4261 FAILED(VarR8FromStr(V_BSTR(&varLeft
), LOCALE_USER_DEFAULT
, 0, &d
)))
4262 hRet
= VariantChangeType(&varLeft
, &varLeft
, VARIANT_LOCALBOOL
, VT_BOOL
);
4263 if (SUCCEEDED(hRet
) && V_VT(&varLeft
) != vt
)
4264 hRet
= VariantChangeType(&varLeft
, &varLeft
, 0, vt
);
4269 if (vt
== VT_I4
&& V_VT(&varRight
) == VT_UI4
)
4270 V_VT(&varRight
) = VT_I4
; /* Don't overflow */
4275 if (V_VT(&varRight
) == VT_BSTR
&&
4276 FAILED(VarR8FromStr(V_BSTR(&varRight
), LOCALE_USER_DEFAULT
, 0, &d
)))
4277 hRet
= VariantChangeType(&varRight
, &varRight
, VARIANT_LOCALBOOL
, VT_BOOL
);
4278 if (SUCCEEDED(hRet
) && V_VT(&varRight
) != vt
)
4279 hRet
= VariantChangeType(&varRight
, &varRight
, 0, vt
);
4287 V_I8(pVarOut
) = V_I8(&varLeft
) | V_I8(&varRight
);
4289 else if (vt
== VT_I4
)
4291 V_I4(pVarOut
) = V_I4(&varLeft
) | V_I4(&varRight
);
4295 V_I2(pVarOut
) = V_I2(&varLeft
) | V_I2(&varRight
);
4299 VariantClear(&varStr
);
4300 VariantClear(&varLeft
);
4301 VariantClear(&varRight
);
4302 VariantClear(&tempLeft
);
4303 VariantClear(&tempRight
);
4307 /**********************************************************************
4308 * VarAbs [OLEAUT32.168]
4310 * Convert a variant to its absolute value.
4313 * pVarIn [I] Source variant
4314 * pVarOut [O] Destination for converted value
4317 * Success: S_OK. pVarOut contains the absolute value of pVarIn.
4318 * Failure: An HRESULT error code indicating the error.
4321 * - This function does not process by-reference variants.
4322 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4323 * according to the following table:
4324 *| Input Type Output Type
4325 *| ---------- -----------
4328 *| (All others) Unchanged
4330 HRESULT WINAPI
VarAbs(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4332 HRESULT hRet
= S_OK
;
4337 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4339 /* Handle VT_DISPATCH by storing and taking address of returned value */
4340 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4342 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4343 if (FAILED(hRet
)) goto VarAbs_Exit
;
4347 if (V_ISARRAY(pVarIn
) || V_VT(pVarIn
) == VT_UNKNOWN
||
4348 V_VT(pVarIn
) == VT_DISPATCH
|| V_VT(pVarIn
) == VT_RECORD
||
4349 V_VT(pVarIn
) == VT_ERROR
)
4351 hRet
= DISP_E_TYPEMISMATCH
;
4354 *pVarOut
= *pVarIn
; /* Shallow copy the value, and invert it if needed */
4356 #define ABS_CASE(typ,min) \
4357 case VT_##typ: if (V_##typ(pVarIn) == min) hRet = DISP_E_OVERFLOW; \
4358 else if (V_##typ(pVarIn) < 0) V_##typ(pVarOut) = -V_##typ(pVarIn); \
4361 switch (V_VT(pVarIn
))
4363 ABS_CASE(I1
,I1_MIN
);
4365 V_VT(pVarOut
) = VT_I2
;
4366 /* BOOL->I2, Fall through ... */
4367 ABS_CASE(I2
,I2_MIN
);
4369 ABS_CASE(I4
,I4_MIN
);
4370 ABS_CASE(I8
,I8_MIN
);
4372 if (V_R4(pVarOut
) < 0.0) V_R4(pVarOut
) = -V_R4(pVarOut
);
4375 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4378 V_VT(pVarOut
) = VT_R8
;
4379 /* Fall through ... */
4382 if (V_R8(pVarOut
) < 0.0) V_R8(pVarOut
) = -V_R8(pVarOut
);
4385 hRet
= VarCyAbs(V_CY(pVarIn
), & V_CY(pVarOut
));
4388 DEC_SIGN(&V_DECIMAL(pVarOut
)) &= ~DECIMAL_NEG
;
4398 V_VT(pVarOut
) = VT_I2
;
4403 hRet
= DISP_E_BADVARTYPE
;
4407 VariantClear(&temp
);
4411 /**********************************************************************
4412 * VarFix [OLEAUT32.169]
4414 * Truncate a variants value to a whole number.
4417 * pVarIn [I] Source variant
4418 * pVarOut [O] Destination for converted value
4421 * Success: S_OK. pVarOut contains the converted value.
4422 * Failure: An HRESULT error code indicating the error.
4425 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4426 * according to the following table:
4427 *| Input Type Output Type
4428 *| ---------- -----------
4432 *| All Others Unchanged
4433 * - The difference between this function and VarInt() is that VarInt() rounds
4434 * negative numbers away from 0, while this function rounds them towards zero.
4436 HRESULT WINAPI
VarFix(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4438 HRESULT hRet
= S_OK
;
4443 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4445 /* Handle VT_DISPATCH by storing and taking address of returned value */
4446 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4448 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4449 if (FAILED(hRet
)) goto VarFix_Exit
;
4452 V_VT(pVarOut
) = V_VT(pVarIn
);
4454 switch (V_VT(pVarIn
))
4457 V_UI1(pVarOut
) = V_UI1(pVarIn
);
4460 V_VT(pVarOut
) = VT_I2
;
4463 V_I2(pVarOut
) = V_I2(pVarIn
);
4466 V_I4(pVarOut
) = V_I4(pVarIn
);
4469 V_I8(pVarOut
) = V_I8(pVarIn
);
4472 if (V_R4(pVarIn
) < 0.0f
)
4473 V_R4(pVarOut
) = (float)ceil(V_R4(pVarIn
));
4475 V_R4(pVarOut
) = (float)floor(V_R4(pVarIn
));
4478 V_VT(pVarOut
) = VT_R8
;
4479 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4484 if (V_R8(pVarIn
) < 0.0)
4485 V_R8(pVarOut
) = ceil(V_R8(pVarIn
));
4487 V_R8(pVarOut
) = floor(V_R8(pVarIn
));
4490 hRet
= VarCyFix(V_CY(pVarIn
), &V_CY(pVarOut
));
4493 hRet
= VarDecFix(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4496 V_VT(pVarOut
) = VT_I2
;
4503 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
4504 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
4505 hRet
= DISP_E_BADVARTYPE
;
4507 hRet
= DISP_E_TYPEMISMATCH
;
4511 V_VT(pVarOut
) = VT_EMPTY
;
4512 VariantClear(&temp
);
4517 /**********************************************************************
4518 * VarInt [OLEAUT32.172]
4520 * Truncate a variants value to a whole number.
4523 * pVarIn [I] Source variant
4524 * pVarOut [O] Destination for converted value
4527 * Success: S_OK. pVarOut contains the converted value.
4528 * Failure: An HRESULT error code indicating the error.
4531 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4532 * according to the following table:
4533 *| Input Type Output Type
4534 *| ---------- -----------
4538 *| All Others Unchanged
4539 * - The difference between this function and VarFix() is that VarFix() rounds
4540 * negative numbers towards 0, while this function rounds them away from zero.
4542 HRESULT WINAPI
VarInt(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4544 HRESULT hRet
= S_OK
;
4549 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4551 /* Handle VT_DISPATCH by storing and taking address of returned value */
4552 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4554 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4555 if (FAILED(hRet
)) goto VarInt_Exit
;
4558 V_VT(pVarOut
) = V_VT(pVarIn
);
4560 switch (V_VT(pVarIn
))
4563 V_R4(pVarOut
) = (float)floor(V_R4(pVarIn
));
4566 V_VT(pVarOut
) = VT_R8
;
4567 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4572 V_R8(pVarOut
) = floor(V_R8(pVarIn
));
4575 hRet
= VarCyInt(V_CY(pVarIn
), &V_CY(pVarOut
));
4578 hRet
= VarDecInt(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4581 hRet
= VarFix(pVarIn
, pVarOut
);
4584 VariantClear(&temp
);
4589 /**********************************************************************
4590 * VarXor [OLEAUT32.167]
4592 * Perform a logical exclusive-or (XOR) operation on two variants.
4595 * pVarLeft [I] First variant
4596 * pVarRight [I] Variant to XOR with pVarLeft
4597 * pVarOut [O] Destination for XOR result
4600 * Success: S_OK. pVarOut contains the result of the operation with its type
4601 * taken from the table below).
4602 * Failure: An HRESULT error code indicating the error.
4605 * - Neither pVarLeft or pVarRight are modified by this function.
4606 * - This function does not process by-reference variants.
4607 * - Input types of VT_BSTR may be numeric strings or boolean text.
4608 * - The type of result stored in pVarOut depends on the types of pVarLeft
4609 * and pVarRight, and will be one of VT_UI1, VT_I2, VT_I4, VT_I8, VT_BOOL,
4610 * or VT_NULL if the function succeeds.
4611 * - Type promotion is inconsistent and as a result certain combinations of
4612 * values will return DISP_E_OVERFLOW even when they could be represented.
4613 * This matches the behaviour of native oleaut32.
4615 HRESULT WINAPI
VarXor(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
4618 VARIANT varLeft
, varRight
;
4619 VARIANT tempLeft
, tempRight
;
4623 TRACE("(%s,%s,%p)\n", debugstr_variant(pVarLeft
), debugstr_variant(pVarRight
), pVarOut
);
4625 if (V_EXTRA_TYPE(pVarLeft
) || V_EXTRA_TYPE(pVarRight
) ||
4626 V_VT(pVarLeft
) > VT_UINT
|| V_VT(pVarRight
) > VT_UINT
||
4627 V_VT(pVarLeft
) == VT_VARIANT
|| V_VT(pVarRight
) == VT_VARIANT
||
4628 V_VT(pVarLeft
) == VT_UNKNOWN
|| V_VT(pVarRight
) == VT_UNKNOWN
||
4629 V_VT(pVarLeft
) == (VARTYPE
)15 || V_VT(pVarRight
) == (VARTYPE
)15 ||
4630 V_VT(pVarLeft
) == VT_ERROR
|| V_VT(pVarRight
) == VT_ERROR
)
4631 return DISP_E_BADVARTYPE
;
4633 if (V_VT(pVarLeft
) == VT_NULL
|| V_VT(pVarRight
) == VT_NULL
)
4635 /* NULL XOR anything valid is NULL */
4636 V_VT(pVarOut
) = VT_NULL
;
4640 V_VT(&varLeft
) = V_VT(&varRight
) = VT_EMPTY
;
4641 VariantInit(&tempLeft
);
4642 VariantInit(&tempRight
);
4644 /* Handle VT_DISPATCH by storing and taking address of returned value */
4645 if ((V_VT(pVarLeft
) & VT_TYPEMASK
) == VT_DISPATCH
)
4647 hRet
= VARIANT_FetchDispatchValue(pVarLeft
, &tempLeft
);
4648 if (FAILED(hRet
)) goto VarXor_Exit
;
4649 pVarLeft
= &tempLeft
;
4651 if ((V_VT(pVarRight
) & VT_TYPEMASK
) == VT_DISPATCH
)
4653 hRet
= VARIANT_FetchDispatchValue(pVarRight
, &tempRight
);
4654 if (FAILED(hRet
)) goto VarXor_Exit
;
4655 pVarRight
= &tempRight
;
4658 /* Copy our inputs so we don't disturb anything */
4659 hRet
= VariantCopy(&varLeft
, pVarLeft
);
4663 hRet
= VariantCopy(&varRight
, pVarRight
);
4667 /* Try any strings first as numbers, then as VT_BOOL */
4668 if (V_VT(&varLeft
) == VT_BSTR
)
4670 hRet
= VarR8FromStr(V_BSTR(&varLeft
), LOCALE_USER_DEFAULT
, 0, &d
);
4671 hRet
= VariantChangeType(&varLeft
, &varLeft
, VARIANT_LOCALBOOL
,
4672 FAILED(hRet
) ? VT_BOOL
: VT_I4
);
4677 if (V_VT(&varRight
) == VT_BSTR
)
4679 hRet
= VarR8FromStr(V_BSTR(&varRight
), LOCALE_USER_DEFAULT
, 0, &d
);
4680 hRet
= VariantChangeType(&varRight
, &varRight
, VARIANT_LOCALBOOL
,
4681 FAILED(hRet
) ? VT_BOOL
: VT_I4
);
4686 /* Determine the result type */
4687 if (V_VT(&varLeft
) == VT_I8
|| V_VT(&varRight
) == VT_I8
)
4689 if (V_VT(pVarLeft
) == VT_INT
|| V_VT(pVarRight
) == VT_INT
)
4691 hRet
= DISP_E_TYPEMISMATCH
;
4698 switch ((V_VT(&varLeft
) << 16) | V_VT(&varRight
))
4700 case (VT_BOOL
<< 16) | VT_BOOL
:
4703 case (VT_UI1
<< 16) | VT_UI1
:
4706 case (VT_EMPTY
<< 16) | VT_EMPTY
:
4707 case (VT_EMPTY
<< 16) | VT_UI1
:
4708 case (VT_EMPTY
<< 16) | VT_I2
:
4709 case (VT_EMPTY
<< 16) | VT_BOOL
:
4710 case (VT_UI1
<< 16) | VT_EMPTY
:
4711 case (VT_UI1
<< 16) | VT_I2
:
4712 case (VT_UI1
<< 16) | VT_BOOL
:
4713 case (VT_I2
<< 16) | VT_EMPTY
:
4714 case (VT_I2
<< 16) | VT_UI1
:
4715 case (VT_I2
<< 16) | VT_I2
:
4716 case (VT_I2
<< 16) | VT_BOOL
:
4717 case (VT_BOOL
<< 16) | VT_EMPTY
:
4718 case (VT_BOOL
<< 16) | VT_UI1
:
4719 case (VT_BOOL
<< 16) | VT_I2
:
4728 /* VT_UI4 does not overflow */
4731 if (V_VT(&varLeft
) == VT_UI4
)
4732 V_VT(&varLeft
) = VT_I4
;
4733 if (V_VT(&varRight
) == VT_UI4
)
4734 V_VT(&varRight
) = VT_I4
;
4737 /* Convert our input copies to the result type */
4738 if (V_VT(&varLeft
) != vt
)
4739 hRet
= VariantChangeType(&varLeft
, &varLeft
, 0, vt
);
4743 if (V_VT(&varRight
) != vt
)
4744 hRet
= VariantChangeType(&varRight
, &varRight
, 0, vt
);
4750 /* Calculate the result */
4754 V_I8(pVarOut
) = V_I8(&varLeft
) ^ V_I8(&varRight
);
4757 V_I4(pVarOut
) = V_I4(&varLeft
) ^ V_I4(&varRight
);
4761 V_I2(pVarOut
) = V_I2(&varLeft
) ^ V_I2(&varRight
);
4764 V_UI1(pVarOut
) = V_UI1(&varLeft
) ^ V_UI1(&varRight
);
4769 VariantClear(&varLeft
);
4770 VariantClear(&varRight
);
4771 VariantClear(&tempLeft
);
4772 VariantClear(&tempRight
);
4776 /**********************************************************************
4777 * VarEqv [OLEAUT32.172]
4779 * Determine if two variants contain the same value.
4782 * pVarLeft [I] First variant to compare
4783 * pVarRight [I] Variant to compare to pVarLeft
4784 * pVarOut [O] Destination for comparison result
4787 * Success: S_OK. pVarOut contains the result of the comparison (VARIANT_TRUE
4788 * if equivalent or non-zero otherwise.
4789 * Failure: An HRESULT error code indicating the error.
4792 * - This function simply calls VarXor() on pVarLeft and pVarRight and inverts
4795 HRESULT WINAPI
VarEqv(LPVARIANT pVarLeft
, LPVARIANT pVarRight
, LPVARIANT pVarOut
)
4799 TRACE("(%s,%s,%p)\n", debugstr_variant(pVarLeft
), debugstr_variant(pVarRight
), pVarOut
);
4801 hRet
= VarXor(pVarLeft
, pVarRight
, pVarOut
);
4802 if (SUCCEEDED(hRet
))
4804 if (V_VT(pVarOut
) == VT_I8
)
4805 V_I8(pVarOut
) = ~V_I8(pVarOut
);
4807 V_UI4(pVarOut
) = ~V_UI4(pVarOut
);
4812 /**********************************************************************
4813 * VarNeg [OLEAUT32.173]
4815 * Negate the value of a variant.
4818 * pVarIn [I] Source variant
4819 * pVarOut [O] Destination for converted value
4822 * Success: S_OK. pVarOut contains the converted value.
4823 * Failure: An HRESULT error code indicating the error.
4826 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4827 * according to the following table:
4828 *| Input Type Output Type
4829 *| ---------- -----------
4834 *| All Others Unchanged (unless promoted)
4835 * - Where the negated value of a variant does not fit in its base type, the type
4836 * is promoted according to the following table:
4837 *| Input Type Promoted To
4838 *| ---------- -----------
4842 * - The native version of this function returns DISP_E_BADVARTYPE for valid
4843 * variant types that cannot be negated, and returns DISP_E_TYPEMISMATCH
4844 * for types which are not valid. Since this is in contravention of the
4845 * meaning of those error codes and unlikely to be relied on by applications,
4846 * this implementation returns errors consistent with the other high level
4847 * variant math functions.
4849 HRESULT WINAPI
VarNeg(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4851 HRESULT hRet
= S_OK
;
4856 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4858 /* Handle VT_DISPATCH by storing and taking address of returned value */
4859 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4861 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4862 if (FAILED(hRet
)) goto VarNeg_Exit
;
4865 V_VT(pVarOut
) = V_VT(pVarIn
);
4867 switch (V_VT(pVarIn
))
4870 V_VT(pVarOut
) = VT_I2
;
4871 V_I2(pVarOut
) = -V_UI1(pVarIn
);
4874 V_VT(pVarOut
) = VT_I2
;
4877 if (V_I2(pVarIn
) == I2_MIN
)
4879 V_VT(pVarOut
) = VT_I4
;
4880 V_I4(pVarOut
) = -(int)V_I2(pVarIn
);
4883 V_I2(pVarOut
) = -V_I2(pVarIn
);
4886 if (V_I4(pVarIn
) == I4_MIN
)
4888 V_VT(pVarOut
) = VT_R8
;
4889 V_R8(pVarOut
) = -(double)V_I4(pVarIn
);
4892 V_I4(pVarOut
) = -V_I4(pVarIn
);
4895 if (V_I8(pVarIn
) == I8_MIN
)
4897 V_VT(pVarOut
) = VT_R8
;
4898 hRet
= VarR8FromI8(V_I8(pVarIn
), &V_R8(pVarOut
));
4899 V_R8(pVarOut
) *= -1.0;
4902 V_I8(pVarOut
) = -V_I8(pVarIn
);
4905 V_R4(pVarOut
) = -V_R4(pVarIn
);
4909 V_R8(pVarOut
) = -V_R8(pVarIn
);
4912 hRet
= VarCyNeg(V_CY(pVarIn
), &V_CY(pVarOut
));
4915 hRet
= VarDecNeg(&V_DECIMAL(pVarIn
), &V_DECIMAL(pVarOut
));
4918 V_VT(pVarOut
) = VT_R8
;
4919 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(pVarOut
));
4920 V_R8(pVarOut
) = -V_R8(pVarOut
);
4923 V_VT(pVarOut
) = VT_I2
;
4930 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
4931 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
4932 hRet
= DISP_E_BADVARTYPE
;
4934 hRet
= DISP_E_TYPEMISMATCH
;
4938 V_VT(pVarOut
) = VT_EMPTY
;
4939 VariantClear(&temp
);
4944 /**********************************************************************
4945 * VarNot [OLEAUT32.174]
4947 * Perform a not operation on a variant.
4950 * pVarIn [I] Source variant
4951 * pVarOut [O] Destination for converted value
4954 * Success: S_OK. pVarOut contains the converted value.
4955 * Failure: An HRESULT error code indicating the error.
4958 * - Strictly speaking, this function performs a bitwise ones complement
4959 * on the variants value (after possibly converting to VT_I4, see below).
4960 * This only behaves like a boolean not operation if the value in
4961 * pVarIn is either VARIANT_TRUE or VARIANT_FALSE and the type is signed.
4962 * - To perform a genuine not operation, convert the variant to a VT_BOOL
4963 * before calling this function.
4964 * - This function does not process by-reference variants.
4965 * - The type of the value stored in pVarOut depends on the type of pVarIn,
4966 * according to the following table:
4967 *| Input Type Output Type
4968 *| ---------- -----------
4975 *| (All others) Unchanged
4977 HRESULT WINAPI
VarNot(LPVARIANT pVarIn
, LPVARIANT pVarOut
)
4980 HRESULT hRet
= S_OK
;
4985 TRACE("(%s,%p)\n", debugstr_variant(pVarIn
), pVarOut
);
4987 /* Handle VT_DISPATCH by storing and taking address of returned value */
4988 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
4990 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
4991 if (FAILED(hRet
)) goto VarNot_Exit
;
4995 if (V_VT(pVarIn
) == VT_BSTR
)
4997 V_VT(&varIn
) = VT_R8
;
4998 hRet
= VarR8FromStr( V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
) );
5001 V_VT(&varIn
) = VT_BOOL
;
5002 hRet
= VarBoolFromStr( V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &V_BOOL(&varIn
) );
5004 if (FAILED(hRet
)) goto VarNot_Exit
;
5008 V_VT(pVarOut
) = V_VT(pVarIn
);
5010 switch (V_VT(pVarIn
))
5013 V_I4(pVarOut
) = ~V_I1(pVarIn
);
5014 V_VT(pVarOut
) = VT_I4
;
5016 case VT_UI1
: V_UI1(pVarOut
) = ~V_UI1(pVarIn
); break;
5018 case VT_I2
: V_I2(pVarOut
) = ~V_I2(pVarIn
); break;
5020 V_I4(pVarOut
) = ~V_UI2(pVarIn
);
5021 V_VT(pVarOut
) = VT_I4
;
5024 hRet
= VarI4FromDec(&V_DECIMAL(pVarIn
), &V_I4(&varIn
));
5028 /* Fall through ... */
5030 V_VT(pVarOut
) = VT_I4
;
5031 /* Fall through ... */
5032 case VT_I4
: V_I4(pVarOut
) = ~V_I4(pVarIn
); break;
5035 V_I4(pVarOut
) = ~V_UI4(pVarIn
);
5036 V_VT(pVarOut
) = VT_I4
;
5038 case VT_I8
: V_I8(pVarOut
) = ~V_I8(pVarIn
); break;
5040 V_I4(pVarOut
) = ~V_UI8(pVarIn
);
5041 V_VT(pVarOut
) = VT_I4
;
5044 hRet
= VarI4FromR4(V_R4(pVarIn
), &V_I4(pVarOut
));
5045 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5046 V_VT(pVarOut
) = VT_I4
;
5050 hRet
= VarI4FromR8(V_R8(pVarIn
), &V_I4(pVarOut
));
5051 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5052 V_VT(pVarOut
) = VT_I4
;
5055 hRet
= VarI4FromCy(V_CY(pVarIn
), &V_I4(pVarOut
));
5056 V_I4(pVarOut
) = ~V_I4(pVarOut
);
5057 V_VT(pVarOut
) = VT_I4
;
5061 V_VT(pVarOut
) = VT_I2
;
5067 if (V_TYPE(pVarIn
) == VT_CLSID
|| /* VT_CLSID is a special case */
5068 FAILED(VARIANT_ValidateType(V_VT(pVarIn
))))
5069 hRet
= DISP_E_BADVARTYPE
;
5071 hRet
= DISP_E_TYPEMISMATCH
;
5075 V_VT(pVarOut
) = VT_EMPTY
;
5076 VariantClear(&temp
);
5081 /**********************************************************************
5082 * VarRound [OLEAUT32.175]
5084 * Perform a round operation on a variant.
5087 * pVarIn [I] Source variant
5088 * deci [I] Number of decimals to round to
5089 * pVarOut [O] Destination for converted value
5092 * Success: S_OK. pVarOut contains the converted value.
5093 * Failure: An HRESULT error code indicating the error.
5096 * - Floating point values are rounded to the desired number of decimals.
5097 * - Some integer types are just copied to the return variable.
5098 * - Some other integer types are not handled and fail.
5100 HRESULT WINAPI
VarRound(LPVARIANT pVarIn
, int deci
, LPVARIANT pVarOut
)
5103 HRESULT hRet
= S_OK
;
5109 TRACE("(%s,%d)\n", debugstr_variant(pVarIn
), deci
);
5111 /* Handle VT_DISPATCH by storing and taking address of returned value */
5112 if ((V_VT(pVarIn
) & VT_TYPEMASK
) == VT_DISPATCH
&& ((V_VT(pVarIn
) & ~VT_TYPEMASK
) == 0))
5114 hRet
= VARIANT_FetchDispatchValue(pVarIn
, &temp
);
5115 if (FAILED(hRet
)) goto VarRound_Exit
;
5119 switch (V_VT(pVarIn
))
5121 /* cases that fail on windows */
5126 hRet
= DISP_E_BADVARTYPE
;
5129 /* cases just copying in to out */
5131 V_VT(pVarOut
) = V_VT(pVarIn
);
5132 V_UI1(pVarOut
) = V_UI1(pVarIn
);
5135 V_VT(pVarOut
) = V_VT(pVarIn
);
5136 V_I2(pVarOut
) = V_I2(pVarIn
);
5139 V_VT(pVarOut
) = V_VT(pVarIn
);
5140 V_I4(pVarOut
) = V_I4(pVarIn
);
5143 V_VT(pVarOut
) = V_VT(pVarIn
);
5144 /* value unchanged */
5147 /* cases that change type */
5149 V_VT(pVarOut
) = VT_I2
;
5153 V_VT(pVarOut
) = VT_I2
;
5154 V_I2(pVarOut
) = V_BOOL(pVarIn
);
5157 hRet
= VarR8FromStr(V_BSTR(pVarIn
), LOCALE_USER_DEFAULT
, 0, &V_R8(&varIn
));
5162 /* Fall through ... */
5164 /* cases we need to do math */
5166 if (V_R8(pVarIn
)>0) {
5167 V_R8(pVarOut
)=floor(V_R8(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5169 V_R8(pVarOut
)=ceil(V_R8(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5171 V_VT(pVarOut
) = V_VT(pVarIn
);
5174 if (V_R4(pVarIn
)>0) {
5175 V_R4(pVarOut
)=floor(V_R4(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5177 V_R4(pVarOut
)=ceil(V_R4(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5179 V_VT(pVarOut
) = V_VT(pVarIn
);
5182 if (V_DATE(pVarIn
)>0) {
5183 V_DATE(pVarOut
)=floor(V_DATE(pVarIn
)*pow(10, deci
)+0.5)/pow(10, deci
);
5185 V_DATE(pVarOut
)=ceil(V_DATE(pVarIn
)*pow(10, deci
)-0.5)/pow(10, deci
);
5187 V_VT(pVarOut
) = V_VT(pVarIn
);
5193 factor
=pow(10, 4-deci
);
5195 if (V_CY(pVarIn
).int64
>0) {
5196 V_CY(pVarOut
).int64
=floor(V_CY(pVarIn
).int64
/factor
)*factor
;
5198 V_CY(pVarOut
).int64
=ceil(V_CY(pVarIn
).int64
/factor
)*factor
;
5200 V_VT(pVarOut
) = V_VT(pVarIn
);
5206 hRet
= VarR8FromDec(&V_DECIMAL(pVarIn
), &dbl
);
5211 dbl
= floor(dbl
*pow(10,deci
)+0.5);
5213 dbl
= ceil(dbl
*pow(10,deci
)-0.5);
5215 V_VT(pVarOut
)=VT_DECIMAL
;
5216 hRet
= VarDecFromR8(dbl
, &V_DECIMAL(pVarOut
));
5219 /* cases we don't know yet */
5221 FIXME("unimplemented part, V_VT(pVarIn) == 0x%X, deci == %d\n",
5222 V_VT(pVarIn
) & VT_TYPEMASK
, deci
);
5223 hRet
= DISP_E_BADVARTYPE
;
5227 V_VT(pVarOut
) = VT_EMPTY
;
5228 VariantClear(&temp
);
5230 TRACE("returning %#lx, %s\n", hRet
, debugstr_variant(pVarOut
));
5234 /**********************************************************************
5235 * VarIdiv [OLEAUT32.153]
5237 * Converts input variants to integers and divides them.
5240 * left [I] Left hand variant
5241 * right [I] Right hand variant
5242 * result [O] Destination for quotient
5245 * Success: S_OK. result contains the quotient.
5246 * Failure: An HRESULT error code indicating the error.
5249 * If either expression is null, null is returned, as per MSDN
5251 HRESULT WINAPI
VarIdiv(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5253 HRESULT hres
= S_OK
;
5254 VARTYPE resvt
= VT_EMPTY
;
5255 VARTYPE leftvt
,rightvt
;
5256 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5258 VARIANT tempLeft
, tempRight
;
5260 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
5264 VariantInit(&tempLeft
);
5265 VariantInit(&tempRight
);
5267 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5268 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5269 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5270 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5272 if (leftExtraFlags
!= rightExtraFlags
)
5274 hres
= DISP_E_BADVARTYPE
;
5277 ExtraFlags
= leftExtraFlags
;
5279 /* Native VarIdiv always returns an error when using extra
5280 * flags or if the variant combination is I8 and INT.
5282 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
5283 (leftvt
== VT_INT
&& rightvt
== VT_I8
) ||
5284 (rightvt
== VT_EMPTY
&& leftvt
!= VT_NULL
) ||
5287 hres
= DISP_E_BADVARTYPE
;
5291 /* Determine variant type */
5292 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
)
5294 V_VT(result
) = VT_NULL
;
5298 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
5300 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
5301 leftvt
== VT_INT
|| rightvt
== VT_INT
||
5302 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
5303 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
5304 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
5305 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
5306 leftvt
== VT_I1
|| rightvt
== VT_I1
||
5307 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
||
5308 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
5309 leftvt
== VT_CY
|| rightvt
== VT_CY
||
5310 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
||
5311 leftvt
== VT_R8
|| rightvt
== VT_R8
||
5312 leftvt
== VT_R4
|| rightvt
== VT_R4
)
5314 else if (leftvt
== VT_I2
|| rightvt
== VT_I2
||
5315 leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
5318 else if (leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
5322 hres
= DISP_E_BADVARTYPE
;
5326 /* coerce to the result type */
5327 hres
= VariantChangeType(&lv
, left
, 0, resvt
);
5328 if (hres
!= S_OK
) goto end
;
5329 hres
= VariantChangeType(&rv
, right
, 0, resvt
);
5330 if (hres
!= S_OK
) goto end
;
5333 V_VT(result
) = resvt
;
5337 if (V_UI1(&rv
) == 0)
5339 hres
= DISP_E_DIVBYZERO
;
5340 V_VT(result
) = VT_EMPTY
;
5343 V_UI1(result
) = V_UI1(&lv
) / V_UI1(&rv
);
5348 hres
= DISP_E_DIVBYZERO
;
5349 V_VT(result
) = VT_EMPTY
;
5352 V_I2(result
) = V_I2(&lv
) / V_I2(&rv
);
5357 hres
= DISP_E_DIVBYZERO
;
5358 V_VT(result
) = VT_EMPTY
;
5361 V_I4(result
) = V_I4(&lv
) / V_I4(&rv
);
5366 hres
= DISP_E_DIVBYZERO
;
5367 V_VT(result
) = VT_EMPTY
;
5370 V_I8(result
) = V_I8(&lv
) / V_I8(&rv
);
5373 FIXME("Couldn't integer divide variant types %d,%d\n",
5380 VariantClear(&tempLeft
);
5381 VariantClear(&tempRight
);
5387 /**********************************************************************
5388 * VarMod [OLEAUT32.155]
5390 * Perform the modulus operation of the right hand variant on the left
5393 * left [I] Left hand variant
5394 * right [I] Right hand variant
5395 * result [O] Destination for converted value
5398 * Success: S_OK. result contains the remainder.
5399 * Failure: An HRESULT error code indicating the error.
5402 * If an error occurs the type of result will be modified but the value will not be.
5403 * Doesn't support arrays or any special flags yet.
5405 HRESULT WINAPI
VarMod(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5408 HRESULT rc
= E_FAIL
;
5411 VARIANT tempLeft
, tempRight
;
5413 VariantInit(&tempLeft
);
5414 VariantInit(&tempRight
);
5418 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
5420 /* Handle VT_DISPATCH by storing and taking address of returned value */
5421 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5423 rc
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5424 if (FAILED(rc
)) goto end
;
5427 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5429 rc
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5430 if (FAILED(rc
)) goto end
;
5434 /* check for invalid inputs */
5436 switch (V_VT(left
) & VT_TYPEMASK
) {
5458 V_VT(result
) = VT_EMPTY
;
5459 rc
= DISP_E_TYPEMISMATCH
;
5462 rc
= DISP_E_TYPEMISMATCH
;
5465 V_VT(result
) = VT_EMPTY
;
5466 rc
= DISP_E_TYPEMISMATCH
;
5471 V_VT(result
) = VT_EMPTY
;
5472 rc
= DISP_E_BADVARTYPE
;
5477 switch (V_VT(right
) & VT_TYPEMASK
) {
5483 if((V_VT(left
) == VT_INT
) && (V_VT(right
) == VT_I8
))
5485 V_VT(result
) = VT_EMPTY
;
5486 rc
= DISP_E_TYPEMISMATCH
;
5490 if((V_VT(right
) == VT_INT
) && (V_VT(left
) == VT_I8
))
5492 V_VT(result
) = VT_EMPTY
;
5493 rc
= DISP_E_TYPEMISMATCH
;
5504 if(V_VT(left
) == VT_EMPTY
)
5506 V_VT(result
) = VT_I4
;
5513 if(V_VT(left
) == VT_ERROR
)
5515 V_VT(result
) = VT_EMPTY
;
5516 rc
= DISP_E_TYPEMISMATCH
;
5520 if(V_VT(left
) == VT_NULL
)
5522 V_VT(result
) = VT_NULL
;
5529 V_VT(result
) = VT_EMPTY
;
5530 rc
= DISP_E_BADVARTYPE
;
5533 if(V_VT(left
) == VT_VOID
)
5535 V_VT(result
) = VT_EMPTY
;
5536 rc
= DISP_E_BADVARTYPE
;
5537 } else if((V_VT(left
) == VT_NULL
) || (V_VT(left
) == VT_EMPTY
) || (V_VT(left
) == VT_ERROR
) ||
5540 V_VT(result
) = VT_NULL
;
5544 V_VT(result
) = VT_NULL
;
5545 rc
= DISP_E_BADVARTYPE
;
5550 V_VT(result
) = VT_EMPTY
;
5551 rc
= DISP_E_TYPEMISMATCH
;
5554 rc
= DISP_E_TYPEMISMATCH
;
5557 if((V_VT(left
) == 15) || ((V_VT(left
) >= 24) && (V_VT(left
) <= 35)) || !lOk
)
5559 V_VT(result
) = VT_EMPTY
;
5560 rc
= DISP_E_BADVARTYPE
;
5563 V_VT(result
) = VT_EMPTY
;
5564 rc
= DISP_E_TYPEMISMATCH
;
5568 V_VT(result
) = VT_EMPTY
;
5569 rc
= DISP_E_BADVARTYPE
;
5573 /* determine the result type */
5574 if((V_VT(left
) == VT_I8
) || (V_VT(right
) == VT_I8
)) resT
= VT_I8
;
5575 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5576 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_UI1
)) resT
= VT_UI1
;
5577 else if((V_VT(left
) == VT_UI1
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5578 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5579 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_UI1
)) resT
= VT_I2
;
5580 else if((V_VT(left
) == VT_I2
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5581 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_BOOL
)) resT
= VT_I2
;
5582 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_UI1
)) resT
= VT_I2
;
5583 else if((V_VT(left
) == VT_BOOL
) && (V_VT(right
) == VT_I2
)) resT
= VT_I2
;
5584 else resT
= VT_I4
; /* most outputs are I4 */
5586 /* convert to I8 for the modulo */
5587 rc
= VariantChangeType(&lv
, left
, 0, VT_I8
);
5590 FIXME("Could not convert left type %d to %d? rc == %#lx.\n", V_VT(left
), VT_I8
, rc
);
5594 rc
= VariantChangeType(&rv
, right
, 0, VT_I8
);
5597 FIXME("Could not convert right type %d to %d? rc == %#lx.\n", V_VT(right
), VT_I8
, rc
);
5601 /* if right is zero set VT_EMPTY and return divide by zero */
5604 V_VT(result
) = VT_EMPTY
;
5605 rc
= DISP_E_DIVBYZERO
;
5609 /* perform the modulo operation */
5610 V_VT(result
) = VT_I8
;
5611 V_I8(result
) = V_I8(&lv
) % V_I8(&rv
);
5613 TRACE("V_I8(left) == %s, V_I8(right) == %s, V_I8(result) == %s\n",
5614 wine_dbgstr_longlong(V_I8(&lv
)), wine_dbgstr_longlong(V_I8(&rv
)),
5615 wine_dbgstr_longlong(V_I8(result
)));
5617 /* convert left and right to the destination type */
5618 rc
= VariantChangeType(result
, result
, 0, resT
);
5621 FIXME("Could not convert 0x%x to %d?\n", V_VT(result
), resT
);
5622 /* fall to end of function */
5628 VariantClear(&tempLeft
);
5629 VariantClear(&tempRight
);
5633 /**********************************************************************
5634 * VarPow [OLEAUT32.158]
5636 * Computes the power of one variant to another variant.
5639 * left [I] First variant
5640 * right [I] Second variant
5641 * result [O] Result variant
5645 * Failure: An HRESULT error code indicating the error.
5647 HRESULT WINAPI
VarPow(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5651 VARTYPE resvt
= VT_EMPTY
;
5652 VARTYPE leftvt
,rightvt
;
5653 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5654 VARIANT tempLeft
, tempRight
;
5656 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
5660 VariantInit(&tempLeft
);
5661 VariantInit(&tempRight
);
5663 /* Handle VT_DISPATCH by storing and taking address of returned value */
5664 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5666 hr
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5667 if (FAILED(hr
)) goto end
;
5670 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5672 hr
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5673 if (FAILED(hr
)) goto end
;
5677 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5678 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5679 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5680 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5682 if (leftExtraFlags
!= rightExtraFlags
)
5684 hr
= DISP_E_BADVARTYPE
;
5687 ExtraFlags
= leftExtraFlags
;
5689 /* Native VarPow always returns an error when using extra flags */
5690 if (ExtraFlags
!= 0)
5692 hr
= DISP_E_BADVARTYPE
;
5696 /* Determine return type */
5697 else if (leftvt
== VT_NULL
|| rightvt
== VT_NULL
) {
5698 V_VT(result
) = VT_NULL
;
5702 else if ((leftvt
== VT_EMPTY
|| leftvt
== VT_I2
||
5703 leftvt
== VT_I4
|| leftvt
== VT_R4
||
5704 leftvt
== VT_R8
|| leftvt
== VT_CY
||
5705 leftvt
== VT_DATE
|| leftvt
== VT_BSTR
||
5706 leftvt
== VT_BOOL
|| leftvt
== VT_DECIMAL
||
5707 (leftvt
>= VT_I1
&& leftvt
<= VT_UINT
)) &&
5708 (rightvt
== VT_EMPTY
|| rightvt
== VT_I2
||
5709 rightvt
== VT_I4
|| rightvt
== VT_R4
||
5710 rightvt
== VT_R8
|| rightvt
== VT_CY
||
5711 rightvt
== VT_DATE
|| rightvt
== VT_BSTR
||
5712 rightvt
== VT_BOOL
|| rightvt
== VT_DECIMAL
||
5713 (rightvt
>= VT_I1
&& rightvt
<= VT_UINT
)))
5717 hr
= DISP_E_BADVARTYPE
;
5721 hr
= VariantChangeType(&dl
,left
,0,resvt
);
5723 ERR("Could not change passed left argument to VT_R8, handle it differently.\n");
5728 hr
= VariantChangeType(&dr
,right
,0,resvt
);
5730 ERR("Could not change passed right argument to VT_R8, handle it differently.\n");
5735 V_VT(result
) = VT_R8
;
5736 V_R8(result
) = pow(V_R8(&dl
),V_R8(&dr
));
5741 VariantClear(&tempLeft
);
5742 VariantClear(&tempRight
);
5747 /**********************************************************************
5748 * VarImp [OLEAUT32.154]
5750 * Bitwise implication of two variants.
5753 * left [I] First variant
5754 * right [I] Second variant
5755 * result [O] Result variant
5759 * Failure: An HRESULT error code indicating the error.
5761 HRESULT WINAPI
VarImp(LPVARIANT left
, LPVARIANT right
, LPVARIANT result
)
5763 HRESULT hres
= S_OK
;
5764 VARTYPE resvt
= VT_EMPTY
;
5765 VARTYPE leftvt
,rightvt
;
5766 VARTYPE rightExtraFlags
,leftExtraFlags
,ExtraFlags
;
5769 VARIANT tempLeft
, tempRight
;
5773 VariantInit(&tempLeft
);
5774 VariantInit(&tempRight
);
5776 TRACE("(%s,%s,%p)\n", debugstr_variant(left
), debugstr_variant(right
), result
);
5778 /* Handle VT_DISPATCH by storing and taking address of returned value */
5779 if ((V_VT(left
) & VT_TYPEMASK
) == VT_DISPATCH
)
5781 hres
= VARIANT_FetchDispatchValue(left
, &tempLeft
);
5782 if (FAILED(hres
)) goto VarImp_Exit
;
5785 if ((V_VT(right
) & VT_TYPEMASK
) == VT_DISPATCH
)
5787 hres
= VARIANT_FetchDispatchValue(right
, &tempRight
);
5788 if (FAILED(hres
)) goto VarImp_Exit
;
5792 leftvt
= V_VT(left
)&VT_TYPEMASK
;
5793 rightvt
= V_VT(right
)&VT_TYPEMASK
;
5794 leftExtraFlags
= V_VT(left
)&(~VT_TYPEMASK
);
5795 rightExtraFlags
= V_VT(right
)&(~VT_TYPEMASK
);
5797 if (leftExtraFlags
!= rightExtraFlags
)
5799 hres
= DISP_E_BADVARTYPE
;
5802 ExtraFlags
= leftExtraFlags
;
5804 /* Native VarImp always returns an error when using extra
5805 * flags or if the variants are I8 and INT.
5807 if ((leftvt
== VT_I8
&& rightvt
== VT_INT
) ||
5810 hres
= DISP_E_BADVARTYPE
;
5814 /* Determine result type */
5815 else if ((leftvt
== VT_NULL
&& rightvt
== VT_NULL
) ||
5816 (leftvt
== VT_NULL
&& rightvt
== VT_EMPTY
))
5818 V_VT(result
) = VT_NULL
;
5822 else if (leftvt
== VT_I8
|| rightvt
== VT_I8
)
5824 else if (leftvt
== VT_I4
|| rightvt
== VT_I4
||
5825 leftvt
== VT_INT
|| rightvt
== VT_INT
||
5826 leftvt
== VT_UINT
|| rightvt
== VT_UINT
||
5827 leftvt
== VT_UI4
|| rightvt
== VT_UI4
||
5828 leftvt
== VT_UI8
|| rightvt
== VT_UI8
||
5829 leftvt
== VT_UI2
|| rightvt
== VT_UI2
||
5830 leftvt
== VT_DECIMAL
|| rightvt
== VT_DECIMAL
||
5831 leftvt
== VT_DATE
|| rightvt
== VT_DATE
||
5832 leftvt
== VT_CY
|| rightvt
== VT_CY
||
5833 leftvt
== VT_R8
|| rightvt
== VT_R8
||
5834 leftvt
== VT_R4
|| rightvt
== VT_R4
||
5835 leftvt
== VT_I1
|| rightvt
== VT_I1
)
5837 else if ((leftvt
== VT_UI1
&& rightvt
== VT_UI1
) ||
5838 (leftvt
== VT_UI1
&& rightvt
== VT_NULL
) ||
5839 (leftvt
== VT_NULL
&& rightvt
== VT_UI1
))
5841 else if (leftvt
== VT_EMPTY
|| rightvt
== VT_EMPTY
||
5842 leftvt
== VT_I2
|| rightvt
== VT_I2
||
5843 leftvt
== VT_UI1
|| rightvt
== VT_UI1
)
5845 else if (leftvt
== VT_BOOL
|| rightvt
== VT_BOOL
||
5846 leftvt
== VT_BSTR
|| rightvt
== VT_BSTR
)
5849 /* VT_NULL requires special handling for when the opposite
5850 * variant is equal to something other than -1.
5851 * (NULL Imp 0 = NULL, NULL Imp n = n)
5853 if (leftvt
== VT_NULL
)
5858 case VT_I1
: if (!V_I1(right
)) resvt
= VT_NULL
; break;
5859 case VT_UI1
: if (!V_UI1(right
)) resvt
= VT_NULL
; break;
5860 case VT_I2
: if (!V_I2(right
)) resvt
= VT_NULL
; break;
5861 case VT_UI2
: if (!V_UI2(right
)) resvt
= VT_NULL
; break;
5862 case VT_I4
: if (!V_I4(right
)) resvt
= VT_NULL
; break;
5863 case VT_UI4
: if (!V_UI4(right
)) resvt
= VT_NULL
; break;
5864 case VT_I8
: if (!V_I8(right
)) resvt
= VT_NULL
; break;
5865 case VT_UI8
: if (!V_UI8(right
)) resvt
= VT_NULL
; break;
5866 case VT_INT
: if (!V_INT(right
)) resvt
= VT_NULL
; break;
5867 case VT_UINT
: if (!V_UINT(right
)) resvt
= VT_NULL
; break;
5868 case VT_BOOL
: if (!V_BOOL(right
)) resvt
= VT_NULL
; break;
5869 case VT_R4
: if (!V_R4(right
)) resvt
= VT_NULL
; break;
5870 case VT_R8
: if (!V_R8(right
)) resvt
= VT_NULL
; break;
5871 case VT_DATE
: if (!V_DATE(right
)) resvt
= VT_NULL
; break;
5872 case VT_CY
: if (!V_CY(right
).int64
) resvt
= VT_NULL
; break;
5874 if (!(DEC_HI32(&V_DECIMAL(right
)) || DEC_LO64(&V_DECIMAL(right
))))
5878 hres
= VarBoolFromStr(V_BSTR(right
),LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
5879 if (FAILED(hres
)) goto VarImp_Exit
;
5881 V_VT(result
) = VT_NULL
;
5884 V_VT(result
) = VT_BOOL
;
5889 if (resvt
== VT_NULL
)
5891 V_VT(result
) = resvt
;
5896 hres
= VariantChangeType(result
,right
,0,resvt
);
5901 /* Special handling is required when NULL is the right variant.
5902 * (-1 Imp NULL = NULL, n Imp NULL = n Imp 0)
5904 else if (rightvt
== VT_NULL
)
5909 case VT_I1
: if (V_I1(left
) == -1) resvt
= VT_NULL
; break;
5910 case VT_UI1
: if (V_UI1(left
) == 0xff) resvt
= VT_NULL
; break;
5911 case VT_I2
: if (V_I2(left
) == -1) resvt
= VT_NULL
; break;
5912 case VT_UI2
: if (V_UI2(left
) == 0xffff) resvt
= VT_NULL
; break;
5913 case VT_INT
: if (V_INT(left
) == -1) resvt
= VT_NULL
; break;
5914 case VT_UINT
: if (V_UINT(left
) == ~0u) resvt
= VT_NULL
; break;
5915 case VT_I4
: if (V_I4(left
) == -1) resvt
= VT_NULL
; break;
5916 case VT_UI4
: if (V_UI4(left
) == ~0u) resvt
= VT_NULL
; break;
5917 case VT_I8
: if (V_I8(left
) == -1) resvt
= VT_NULL
; break;
5918 case VT_UI8
: if (V_UI8(left
) == ~(ULONGLONG
)0) resvt
= VT_NULL
; break;
5919 case VT_BOOL
: if (V_BOOL(left
) == VARIANT_TRUE
) resvt
= VT_NULL
; break;
5920 case VT_R4
: if (V_R4(left
) == -1.0) resvt
= VT_NULL
; break;
5921 case VT_R8
: if (V_R8(left
) == -1.0) resvt
= VT_NULL
; break;
5922 case VT_CY
: if (V_CY(left
).int64
== -1) resvt
= VT_NULL
; break;
5924 if (DEC_HI32(&V_DECIMAL(left
)) == 0xffffffff)
5928 hres
= VarBoolFromStr(V_BSTR(left
),LOCALE_USER_DEFAULT
, VAR_LOCALBOOL
, &b
);
5929 if (FAILED(hres
)) goto VarImp_Exit
;
5930 else if (b
== VARIANT_TRUE
)
5933 if (resvt
== VT_NULL
)
5935 V_VT(result
) = resvt
;
5940 hres
= VariantCopy(&lv
, left
);
5941 if (FAILED(hres
)) goto VarImp_Exit
;
5943 if (rightvt
== VT_NULL
)
5945 memset( &rv
, 0, sizeof(rv
) );
5950 hres
= VariantCopy(&rv
, right
);
5951 if (FAILED(hres
)) goto VarImp_Exit
;
5954 if (V_VT(&lv
) == VT_BSTR
&&
5955 FAILED(VarR8FromStr(V_BSTR(&lv
),LOCALE_USER_DEFAULT
, 0, &d
)))
5956 hres
= VariantChangeType(&lv
,&lv
,VARIANT_LOCALBOOL
, VT_BOOL
);
5957 if (SUCCEEDED(hres
) && V_VT(&lv
) != resvt
)
5958 hres
= VariantChangeType(&lv
,&lv
,0,resvt
);
5959 if (FAILED(hres
)) goto VarImp_Exit
;
5961 if (V_VT(&rv
) == VT_BSTR
&&
5962 FAILED(VarR8FromStr(V_BSTR(&rv
),LOCALE_USER_DEFAULT
, 0, &d
)))
5963 hres
= VariantChangeType(&rv
, &rv
,VARIANT_LOCALBOOL
, VT_BOOL
);
5964 if (SUCCEEDED(hres
) && V_VT(&rv
) != resvt
)
5965 hres
= VariantChangeType(&rv
, &rv
, 0, resvt
);
5966 if (FAILED(hres
)) goto VarImp_Exit
;
5969 V_VT(result
) = resvt
;
5973 V_I8(result
) = (~V_I8(&lv
)) | V_I8(&rv
);
5976 V_I4(result
) = (~V_I4(&lv
)) | V_I4(&rv
);
5979 V_I2(result
) = (~V_I2(&lv
)) | V_I2(&rv
);
5982 V_UI1(result
) = (~V_UI1(&lv
)) | V_UI1(&rv
);
5985 V_BOOL(result
) = (~V_BOOL(&lv
)) | V_BOOL(&rv
);
5988 FIXME("Couldn't perform bitwise implication on variant types %d,%d\n",
5996 VariantClear(&tempLeft
);
5997 VariantClear(&tempRight
);