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_wireVARIANT

構造体
サイズx64: 48 バイト / x86: 40 バイト

サイズ=各フィールドのバイト数(x64/x86 で異なる場合は x64/x86 と併記)。x64/x86 列=フィールドのバイトオフセット(HSPで dupptr / lpoke / wpoke 等に使用)。

フィールド

フィールドサイズx64x86
clSizeDWORD4+0+0
rpcReservedDWORD4+4+4
vtWORD2+8+8
wReserved1WORD2+10+10
wReserved2WORD2+12+12
wReserved3WORD2+14+14
Anonymous_Anonymous_e__Union32/24+16+16

共用体: _Anonymous_e__Union x64 32B / x86 24B

フィールドサイズx64x86
llValLONGLONG8+0+0
lValINT4+0+0
bValBYTE1+0+0
iValSHORT2+0+0
fltValFLOAT4+0+0
dblValDOUBLE8+0+0
boolValVARIANT_BOOL2+0+0
scodeINT4+0+0
cyValCY8+0+0
dateDOUBLE8+0+0
bstrValFLAGGED_WORD_BLOB*8/4+0+0
punkValIUnknown*8/4+0+0
pdispValIDispatch*8/4+0+0
parray_wireSAFEARRAY**8/4+0+0
brecVal_wireBRECORD*8/4+0+0
pbValBYTE*8/4+0+0
piValSHORT*8/4+0+0
plValINT*8/4+0+0
pllValLONGLONG*8/4+0+0
pfltValFLOAT*8/4+0+0
pdblValDOUBLE*8/4+0+0
pboolValVARIANT_BOOL*8/4+0+0
pscodeINT*8/4+0+0
pcyValCY*8/4+0+0
pdateDOUBLE*8/4+0+0
pbstrValFLAGGED_WORD_BLOB**8/4+0+0
ppunkValIUnknown**8/4+0+0
ppdispValIDispatch**8/4+0+0
pparray_wireSAFEARRAY***8/4+0+0
pvarVal_wireVARIANT**8/4+0+0
cValCHAR1+0+0
uiValWORD2+0+0
ulValDWORD4+0+0
ullValULONGLONG8+0+0
intValINT4+0+0
uintValDWORD4+0+0
decValDECIMAL32/24+0+0
pdecValDECIMAL*8/4+0+0
pcValLPSTR8/4+0+0
puiValWORD*8/4+0+0
pulValDWORD*8/4+0+0
pullValULONGLONG*8/4+0+0
pintValINT*8/4+0+0
puintValDWORD*8/4+0+0

各言語での定義

#include <windows.h>

// _wireVARIANT  (x64 48 / x86 40 バイト)
typedef struct _wireVARIANT {
    DWORD clSize;
    DWORD rpcReserved;
    WORD vt;
    WORD wReserved1;
    WORD wReserved2;
    WORD wReserved3;
    _Anonymous_e__Union Anonymous;
} _wireVARIANT;
using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct _wireVARIANT
{
    public uint clSize;
    public uint rpcReserved;
    public ushort vt;
    public ushort wReserved1;
    public ushort wReserved2;
    public ushort wReserved3;
    public _Anonymous_e__Union Anonymous;
}
Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure _wireVARIANT
    Public clSize As UInteger
    Public rpcReserved As UInteger
    Public vt As UShort
    Public wReserved1 As UShort
    Public wReserved2 As UShort
    Public wReserved3 As UShort
    Public Anonymous As _Anonymous_e__Union
End Structure
import ctypes
from ctypes import wintypes

class _wireVARIANT(ctypes.Structure):
    _fields_ = [
        ("clSize", wintypes.DWORD),
        ("rpcReserved", wintypes.DWORD),
        ("vt", ctypes.c_ushort),
        ("wReserved1", ctypes.c_ushort),
        ("wReserved2", ctypes.c_ushort),
        ("wReserved3", ctypes.c_ushort),
        ("Anonymous", _Anonymous_e__Union),
    ]
#[repr(C)]
pub struct _wireVARIANT {
    pub clSize: u32,
    pub rpcReserved: u32,
    pub vt: u16,
    pub wReserved1: u16,
    pub wReserved2: u16,
    pub wReserved3: u16,
    pub Anonymous: _Anonymous_e__Union,
}
import "golang.org/x/sys/windows"

type _wireVARIANT struct {
	clSize uint32
	rpcReserved uint32
	vt uint16
	wReserved1 uint16
	wReserved2 uint16
	wReserved3 uint16
	Anonymous _Anonymous_e__Union
}
type
  _wireVARIANT = record
    clSize: DWORD;
    rpcReserved: DWORD;
    vt: Word;
    wReserved1: Word;
    wReserved2: Word;
    wReserved3: Word;
    Anonymous: _Anonymous_e__Union;
  end;
const _wireVARIANT = extern struct {
    clSize: u32,
    rpcReserved: u32,
    vt: u16,
    wReserved1: u16,
    wReserved2: u16,
    wReserved3: u16,
    Anonymous: _Anonymous_e__Union,
};
type
  _wireVARIANT {.bycopy.} = object
    clSize: uint32
    rpcReserved: uint32
    vt: uint16
    wReserved1: uint16
    wReserved2: uint16
    wReserved3: uint16
    Anonymous: _Anonymous_e__Union
struct _wireVARIANT
{
    uint clSize;
    uint rpcReserved;
    ushort vt;
    ushort wReserved1;
    ushort wReserved2;
    ushort wReserved3;
    _Anonymous_e__Union Anonymous;
}

HSP用 定義

HSP3.7/3.8 は構造体機能が無いため4byte整数配列(dim)+peek/poke で操作(32/64bitでサイズ・位置が異なる場合はタブで分割)。IronHSP は NSTRUCT(#defstruct/stdim/->)で32/64bit共通。

; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x86 レイアウト)
; _wireVARIANT サイズ: 40 バイト(x86)
dim st, 10    ; 4byte整数×10(構造体サイズ 40 / 4 切り上げ)
; clSize : DWORD (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; rpcReserved : DWORD (+4, 4byte)  st.1 = 値  /  値 = st.1   (lpoke/lpeek も可)
; vt : WORD (+8, 2byte)  wpoke st,8,値  /  値 = wpeek(st,8)
; wReserved1 : WORD (+10, 2byte)  wpoke st,10,値  /  値 = wpeek(st,10)
; wReserved2 : WORD (+12, 2byte)  wpoke st,12,値  /  値 = wpeek(st,12)
; wReserved3 : WORD (+14, 2byte)  wpoke st,14,値  /  値 = wpeek(st,14)
; Anonymous : _Anonymous_e__Union (+16, 24byte)  varptr(st)+16 を基点に操作(24byte:入れ子/配列)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。
; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x64 レイアウト)
; _wireVARIANT サイズ: 48 バイト(x64)
dim st, 12    ; 4byte整数×12(構造体サイズ 48 / 4 切り上げ)
; clSize : DWORD (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; rpcReserved : DWORD (+4, 4byte)  st.1 = 値  /  値 = st.1   (lpoke/lpeek も可)
; vt : WORD (+8, 2byte)  wpoke st,8,値  /  値 = wpeek(st,8)
; wReserved1 : WORD (+10, 2byte)  wpoke st,10,値  /  値 = wpeek(st,10)
; wReserved2 : WORD (+12, 2byte)  wpoke st,12,値  /  値 = wpeek(st,12)
; wReserved3 : WORD (+14, 2byte)  wpoke st,14,値  /  値 = wpeek(st,14)
; Anonymous : _Anonymous_e__Union (+16, 32byte)  varptr(st)+16 を基点に操作(32byte:入れ子/配列)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。
; IronHSP は NSTRUCT(構造体)をサポート。32bit/64bit どちらでも同じコードで動作します。
#defstruct global _wireVARIANT
    #field int clSize
    #field int rpcReserved
    #field short vt
    #field short wReserved1
    #field short wReserved2
    #field short wReserved3
    #field byte Anonymous 32
#endstruct

stdim st, _wireVARIANT        ; NSTRUCT 変数を確保
st->clSize = 100
mes "clSize=" + st->clSize
; ※union フィールドは byte 列で確保(NSTRUCT は union 非対応)。必要に応じ手動でアクセス。