WinRTPropertyValueToPropVariant

// PROPSYS.dll
#include <windows.h>

HRESULT WinRTPropertyValueToPropVariant(
    IUnknown* punkPropertyValue,   // optional
    PROPVARIANT* ppropvar
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function WinRTPropertyValueToPropVariant(
    punkPropertyValue As IntPtr,   ' IUnknown* optional
    ppropvar As IntPtr   ' PROPVARIANT* out
) As Integer
End Function

' punkPropertyValue : IUnknown* optional
' ppropvar : PROPVARIANT* out
Declare PtrSafe Function WinRTPropertyValueToPropVariant Lib "propsys" ( _
    ByVal punkPropertyValue As LongPtr, _
    ByVal ppropvar As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WinRTPropertyValueToPropVariant = ctypes.windll.propsys.WinRTPropertyValueToPropVariant
WinRTPropertyValueToPropVariant.restype = ctypes.c_int
WinRTPropertyValueToPropVariant.argtypes = [
    ctypes.c_void_p,  # punkPropertyValue : IUnknown* optional
    ctypes.c_void_p,  # ppropvar : PROPVARIANT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
WinRTPropertyValueToPropVariant = Fiddle::Function.new(
  lib['WinRTPropertyValueToPropVariant'],
  [
    Fiddle::TYPE_VOIDP,  # punkPropertyValue : IUnknown* optional
    Fiddle::TYPE_VOIDP,  # ppropvar : PROPVARIANT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn WinRTPropertyValueToPropVariant(
        punkPropertyValue: *mut core::ffi::c_void,  // IUnknown* optional
        ppropvar: *mut PROPVARIANT  // PROPVARIANT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int WinRTPropertyValueToPropVariant(IntPtr punkPropertyValue, IntPtr ppropvar);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_WinRTPropertyValueToPropVariant' -Namespace Win32 -PassThru
# $api::WinRTPropertyValueToPropVariant(punkPropertyValue, ppropvar)

#uselib "PROPSYS.dll"
#func global WinRTPropertyValueToPropVariant "WinRTPropertyValueToPropVariant" sptr, sptr
; WinRTPropertyValueToPropVariant punkPropertyValue, varptr(ppropvar)   ; 戻り値は stat
; punkPropertyValue : IUnknown* optional -> "sptr"
; ppropvar : PROPVARIANT* out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "PROPSYS.dll"
#cfunc global WinRTPropertyValueToPropVariant "WinRTPropertyValueToPropVariant" sptr, var
; res = WinRTPropertyValueToPropVariant(punkPropertyValue, ppropvar)
; punkPropertyValue : IUnknown* optional -> "sptr"
; ppropvar : PROPVARIANT* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; HRESULT WinRTPropertyValueToPropVariant(IUnknown* punkPropertyValue, PROPVARIANT* ppropvar)
#uselib "PROPSYS.dll"
#cfunc global WinRTPropertyValueToPropVariant "WinRTPropertyValueToPropVariant" intptr, var
; res = WinRTPropertyValueToPropVariant(punkPropertyValue, ppropvar)
; punkPropertyValue : IUnknown* optional -> "intptr"
; ppropvar : PROPVARIANT* out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	propsys = windows.NewLazySystemDLL("PROPSYS.dll")
	procWinRTPropertyValueToPropVariant = propsys.NewProc("WinRTPropertyValueToPropVariant")
)

// punkPropertyValue (IUnknown* optional), ppropvar (PROPVARIANT* out)
r1, _, err := procWinRTPropertyValueToPropVariant.Call(
	uintptr(punkPropertyValue),
	uintptr(ppropvar),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WinRTPropertyValueToPropVariant(
  punkPropertyValue: Pointer;   // IUnknown* optional
  ppropvar: Pointer   // PROPVARIANT* out
): Integer; stdcall;
  external 'PROPSYS.dll' name 'WinRTPropertyValueToPropVariant';

result := DllCall("PROPSYS\WinRTPropertyValueToPropVariant"
    , "Ptr", punkPropertyValue   ; IUnknown* optional
    , "Ptr", ppropvar   ; PROPVARIANT* out
    , "Int")   ; return: HRESULT

●WinRTPropertyValueToPropVariant(punkPropertyValue, ppropvar) = DLL("PROPSYS.dll", "int WinRTPropertyValueToPropVariant(void*, void*)")
# 呼び出し: WinRTPropertyValueToPropVariant(punkPropertyValue, ppropvar)
# punkPropertyValue : IUnknown* optional -> "void*"
# ppropvar : PROPVARIANT* out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。