PSGetPropertyValue

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

HRESULT PSGetPropertyValue(
    IPropertyStore* pps,
    IPropertyDescription* ppd,
    PROPVARIANT* ppropvar
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function PSGetPropertyValue(
    pps As IntPtr,   ' IPropertyStore*
    ppd As IntPtr,   ' IPropertyDescription*
    ppropvar As IntPtr   ' PROPVARIANT* out
) As Integer
End Function

' pps : IPropertyStore*
' ppd : IPropertyDescription*
' ppropvar : PROPVARIANT* out
Declare PtrSafe Function PSGetPropertyValue Lib "propsys" ( _
    ByVal pps As LongPtr, _
    ByVal ppd 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

PSGetPropertyValue = ctypes.windll.propsys.PSGetPropertyValue
PSGetPropertyValue.restype = ctypes.c_int
PSGetPropertyValue.argtypes = [
    ctypes.c_void_p,  # pps : IPropertyStore*
    ctypes.c_void_p,  # ppd : IPropertyDescription*
    ctypes.c_void_p,  # ppropvar : PROPVARIANT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
PSGetPropertyValue = Fiddle::Function.new(
  lib['PSGetPropertyValue'],
  [
    Fiddle::TYPE_VOIDP,  # pps : IPropertyStore*
    Fiddle::TYPE_VOIDP,  # ppd : IPropertyDescription*
    Fiddle::TYPE_VOIDP,  # ppropvar : PROPVARIANT* out
  ],
  Fiddle::TYPE_INT)

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

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

#uselib "PROPSYS.dll"
#func global PSGetPropertyValue "PSGetPropertyValue" sptr, sptr, sptr
; PSGetPropertyValue pps, ppd, varptr(ppropvar)   ; 戻り値は stat
; pps : IPropertyStore* -> "sptr"
; ppd : IPropertyDescription* -> "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 PSGetPropertyValue "PSGetPropertyValue" sptr, sptr, var
; res = PSGetPropertyValue(pps, ppd, ppropvar)
; pps : IPropertyStore* -> "sptr"
; ppd : IPropertyDescription* -> "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 PSGetPropertyValue(IPropertyStore* pps, IPropertyDescription* ppd, PROPVARIANT* ppropvar)
#uselib "PROPSYS.dll"
#cfunc global PSGetPropertyValue "PSGetPropertyValue" intptr, intptr, var
; res = PSGetPropertyValue(pps, ppd, ppropvar)
; pps : IPropertyStore* -> "intptr"
; ppd : IPropertyDescription* -> "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")
	procPSGetPropertyValue = propsys.NewProc("PSGetPropertyValue")
)

// pps (IPropertyStore*), ppd (IPropertyDescription*), ppropvar (PROPVARIANT* out)
r1, _, err := procPSGetPropertyValue.Call(
	uintptr(pps),
	uintptr(ppd),
	uintptr(ppropvar),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PSGetPropertyValue(
  pps: Pointer;   // IPropertyStore*
  ppd: Pointer;   // IPropertyDescription*
  ppropvar: Pointer   // PROPVARIANT* out
): Integer; stdcall;
  external 'PROPSYS.dll' name 'PSGetPropertyValue';

result := DllCall("PROPSYS\PSGetPropertyValue"
    , "Ptr", pps   ; IPropertyStore*
    , "Ptr", ppd   ; IPropertyDescription*
    , "Ptr", ppropvar   ; PROPVARIANT* out
    , "Int")   ; return: HRESULT

●PSGetPropertyValue(pps, ppd, ppropvar) = DLL("PROPSYS.dll", "int PSGetPropertyValue(void*, void*, void*)")
# 呼び出し: PSGetPropertyValue(pps, ppd, ppropvar)
# pps : IPropertyStore* -> "void*"
# ppd : IPropertyDescription* -> "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)。