mirror of
https://github.com/reactos/wine.git
synced 2024-11-29 22:50:43 +00:00
126 lines
4.3 KiB
C
126 lines
4.3 KiB
C
/*
|
|
* Variant Inlines
|
|
*
|
|
* Copyright 2003 Jon Griffiths
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
#define NONAMELESSUNION
|
|
#define NONAMELESSSTRUCT
|
|
#include "windef.h"
|
|
#include "winerror.h"
|
|
#include "objbase.h"
|
|
#include "oleauto.h"
|
|
#include <math.h>
|
|
|
|
/* Get just the type from a variant pointer */
|
|
#define V_TYPE(v) (V_VT((v)) & VT_TYPEMASK)
|
|
|
|
/* Flags set in V_VT, other than the actual type value */
|
|
#define VT_EXTRA_TYPE (VT_VECTOR|VT_ARRAY|VT_BYREF|VT_RESERVED)
|
|
|
|
/* Get the extra flags from a variant pointer */
|
|
#define V_EXTRA_TYPE(v) (V_VT((v)) & VT_EXTRA_TYPE)
|
|
|
|
/* Missing in Windows but useful VTBIT_* defines */
|
|
#define VTBIT_BOOL (1 << VT_BSTR)
|
|
#define VTBIT_BSTR (1 << VT_BSTR)
|
|
#define VTBIT_DATE (1 << VT_DATE)
|
|
#define VTBIT_DISPATCH (1 << VT_DISPATCH)
|
|
#define VTBIT_EMPTY (1 << VT_EMPTY)
|
|
#define VTBIT_ERROR (1 << VT_ERROR)
|
|
#define VTBIT_INT (1 << VT_INT)
|
|
#define VTBIT_NULL (1 << VT_NULL)
|
|
#define VTBIT_UINT (1 << VT_UINT)
|
|
#define VTBIT_UNKNOWN (1 << VT_UNKNOWN)
|
|
#define VTBIT_VARIANT (1 << VT_VARIANT)
|
|
#define VTBIT_15 (1 << 15) /* no variant type with this number */
|
|
|
|
extern const char * const wine_vtypes[];
|
|
#define debugstr_vt(v) (((v)&VT_TYPEMASK) <= VT_CLSID ? wine_vtypes[((v)&VT_TYPEMASK)] : \
|
|
((v)&VT_TYPEMASK) == VT_BSTR_BLOB ? "VT_BSTR_BLOB": "Invalid")
|
|
#define debugstr_VT(v) (!(v) ? "(null)" : debugstr_vt(V_TYPE((v))))
|
|
|
|
extern const char * const wine_vflags[];
|
|
#define debugstr_vf(v) (wine_vflags[((v)&VT_EXTRA_TYPE)>>12])
|
|
#define debugstr_VF(v) (!(v) ? "(null)" : debugstr_vf(V_EXTRA_TYPE(v)))
|
|
|
|
/* Size constraints */
|
|
#define I1_MAX 0x7f
|
|
#define I1_MIN ((-I1_MAX)-1)
|
|
#define UI1_MAX 0xff
|
|
#define UI1_MIN 0
|
|
#define I2_MAX 0x7fff
|
|
#define I2_MIN ((-I2_MAX)-1)
|
|
#define UI2_MAX 0xffff
|
|
#define UI2_MIN 0
|
|
#define I4_MAX 0x7fffffff
|
|
#define I4_MIN ((-I4_MAX)-1)
|
|
#define UI4_MAX 0xffffffff
|
|
#define UI4_MIN 0
|
|
#define I8_MAX (((LONGLONG)I4_MAX << 32) | UI4_MAX)
|
|
#define I8_MIN ((-I8_MAX)-1)
|
|
#define UI8_MAX (((ULONGLONG)UI4_MAX << 32) | UI4_MAX)
|
|
#define UI8_MIN 0
|
|
#define DATE_MAX 2958465
|
|
#define DATE_MIN -657434
|
|
#define R4_MAX 3.402823567797336e38
|
|
#define R4_MIN 1.40129846432481707e-45
|
|
#define R8_MAX 1.79769313486231470e+308
|
|
#define R8_MIN 4.94065645841246544e-324
|
|
|
|
/* Value of sign for a positive decimal number */
|
|
#define DECIMAL_POS 0
|
|
|
|
/* Native headers don't change the union ordering for DECIMAL sign/scale (duh).
|
|
* This means that the signscale member is only useful for setting both members to 0.
|
|
* SIGNSCALE creates endian-correct values so that we can properly set both at once
|
|
* to values other than 0.
|
|
*/
|
|
#ifdef WORDS_BIGENDIAN
|
|
#define SIGNSCALE(sign,scale) (((scale) << 8) | sign)
|
|
#else
|
|
#define SIGNSCALE(sign,scale) (((sign) << 8) | scale)
|
|
#endif
|
|
|
|
/* Macros for getting at a DECIMAL's parts */
|
|
#define DEC_SIGN(d) ((d)->u.s.sign)
|
|
#define DEC_SCALE(d) ((d)->u.s.scale)
|
|
#define DEC_SIGNSCALE(d) ((d)->u.signscale)
|
|
#define DEC_HI32(d) ((d)->Hi32)
|
|
#define DEC_MID32(d) ((d)->u1.s1.Mid32)
|
|
#define DEC_LO32(d) ((d)->u1.s1.Lo32)
|
|
#define DEC_LO64(d) ((d)->u1.Lo64)
|
|
|
|
#define DEC_MAX_SCALE 28 /* Maximum scale for a decimal */
|
|
|
|
/* Internal flags for low level conversion functions */
|
|
#define VAR_BOOLONOFF 0x0400 /* Convert bool to "On"/"Off" */
|
|
#define VAR_BOOLYESNO 0x0800 /* Convert bool to "Yes"/"No" */
|
|
#define VAR_NEGATIVE 0x1000 /* Number is negative */
|
|
|
|
/* The localised characters that make up a valid number */
|
|
typedef struct tagVARIANT_NUMBER_CHARS
|
|
{
|
|
WCHAR cNegativeSymbol;
|
|
WCHAR cPositiveSymbol;
|
|
WCHAR cDecimalPoint;
|
|
WCHAR cDigitSeparator;
|
|
WCHAR cCurrencyLocal;
|
|
WCHAR cCurrencyLocal2;
|
|
WCHAR cCurrencyDecimalPoint;
|
|
WCHAR cCurrencyDigitSeparator;
|
|
} VARIANT_NUMBER_CHARS;
|