PSGetPropertyDescription

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

HRESULT PSGetPropertyDescription(
    const PROPERTYKEY* propkey,
    const GUID* riid,
    void** ppv
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function PSGetPropertyDescription(
    propkey As IntPtr,   ' PROPERTYKEY*
    ByRef riid As Guid,   ' GUID*
    ppv As IntPtr   ' void** out
) As Integer
End Function

' propkey : PROPERTYKEY*
' riid : GUID*
' ppv : void** out
Declare PtrSafe Function PSGetPropertyDescription Lib "propsys" ( _
    ByVal propkey As LongPtr, _
    ByVal riid As LongPtr, _
    ByVal ppv 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

PSGetPropertyDescription = ctypes.windll.propsys.PSGetPropertyDescription
PSGetPropertyDescription.restype = ctypes.c_int
PSGetPropertyDescription.argtypes = [
    ctypes.c_void_p,  # propkey : PROPERTYKEY*
    ctypes.c_void_p,  # riid : GUID*
    ctypes.c_void_p,  # ppv : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
PSGetPropertyDescription = Fiddle::Function.new(
  lib['PSGetPropertyDescription'],
  [
    Fiddle::TYPE_VOIDP,  # propkey : PROPERTYKEY*
    Fiddle::TYPE_VOIDP,  # riid : GUID*
    Fiddle::TYPE_VOIDP,  # ppv : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn PSGetPropertyDescription(
        propkey: *const PROPERTYKEY,  // PROPERTYKEY*
        riid: *const GUID,  // GUID*
        ppv: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int PSGetPropertyDescription(IntPtr propkey, ref Guid riid, IntPtr ppv);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_PSGetPropertyDescription' -Namespace Win32 -PassThru
# $api::PSGetPropertyDescription(propkey, riid, ppv)

#uselib "PROPSYS.dll"
#func global PSGetPropertyDescription "PSGetPropertyDescription" sptr, sptr, sptr
; PSGetPropertyDescription varptr(propkey), varptr(riid), ppv   ; 戻り値は stat
; propkey : PROPERTYKEY* -> "sptr"
; riid : GUID* -> "sptr"
; ppv : void** 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 PSGetPropertyDescription "PSGetPropertyDescription" var, var, sptr
; res = PSGetPropertyDescription(propkey, riid, ppv)
; propkey : PROPERTYKEY* -> "var"
; riid : GUID* -> "var"
; ppv : void** out -> "sptr"
; ※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 PSGetPropertyDescription(PROPERTYKEY* propkey, GUID* riid, void** ppv)
#uselib "PROPSYS.dll"
#cfunc global PSGetPropertyDescription "PSGetPropertyDescription" var, var, intptr
; res = PSGetPropertyDescription(propkey, riid, ppv)
; propkey : PROPERTYKEY* -> "var"
; riid : GUID* -> "var"
; ppv : void** out -> "intptr"
; ※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")
	procPSGetPropertyDescription = propsys.NewProc("PSGetPropertyDescription")
)

// propkey (PROPERTYKEY*), riid (GUID*), ppv (void** out)
r1, _, err := procPSGetPropertyDescription.Call(
	uintptr(propkey),
	uintptr(riid),
	uintptr(ppv),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PSGetPropertyDescription(
  propkey: Pointer;   // PROPERTYKEY*
  riid: PGUID;   // GUID*
  ppv: Pointer   // void** out
): Integer; stdcall;
  external 'PROPSYS.dll' name 'PSGetPropertyDescription';

result := DllCall("PROPSYS\PSGetPropertyDescription"
    , "Ptr", propkey   ; PROPERTYKEY*
    , "Ptr", riid   ; GUID*
    , "Ptr", ppv   ; void** out
    , "Int")   ; return: HRESULT

●PSGetPropertyDescription(propkey, riid, ppv) = DLL("PROPSYS.dll", "int PSGetPropertyDescription(void*, void*, void*)")
# 呼び出し: PSGetPropertyDescription(propkey, riid, ppv)
# propkey : PROPERTYKEY* -> "void*"
# riid : GUID* -> "void*"
# ppv : void** 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)。