PSGetPropertyKeyFromName

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

HRESULT PSGetPropertyKeyFromName(
    LPCWSTR pszName,
    PROPERTYKEY* ppropkey
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function PSGetPropertyKeyFromName(
    <MarshalAs(UnmanagedType.LPWStr)> pszName As String,   ' LPCWSTR
    ppropkey As IntPtr   ' PROPERTYKEY* out
) As Integer
End Function

' pszName : LPCWSTR
' ppropkey : PROPERTYKEY* out
Declare PtrSafe Function PSGetPropertyKeyFromName Lib "propsys" ( _
    ByVal pszName As LongPtr, _
    ByVal ppropkey 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

PSGetPropertyKeyFromName = ctypes.windll.propsys.PSGetPropertyKeyFromName
PSGetPropertyKeyFromName.restype = ctypes.c_int
PSGetPropertyKeyFromName.argtypes = [
    wintypes.LPCWSTR,  # pszName : LPCWSTR
    ctypes.c_void_p,  # ppropkey : PROPERTYKEY* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
PSGetPropertyKeyFromName = Fiddle::Function.new(
  lib['PSGetPropertyKeyFromName'],
  [
    Fiddle::TYPE_VOIDP,  # pszName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # ppropkey : PROPERTYKEY* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn PSGetPropertyKeyFromName(
        pszName: *const u16,  // LPCWSTR
        ppropkey: *mut PROPERTYKEY  // PROPERTYKEY* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int PSGetPropertyKeyFromName([MarshalAs(UnmanagedType.LPWStr)] string pszName, IntPtr ppropkey);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_PSGetPropertyKeyFromName' -Namespace Win32 -PassThru
# $api::PSGetPropertyKeyFromName(pszName, ppropkey)

#uselib "PROPSYS.dll"
#func global PSGetPropertyKeyFromName "PSGetPropertyKeyFromName" sptr, sptr
; PSGetPropertyKeyFromName pszName, varptr(ppropkey)   ; 戻り値は stat
; pszName : LPCWSTR -> "sptr"
; ppropkey : PROPERTYKEY* 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 PSGetPropertyKeyFromName "PSGetPropertyKeyFromName" wstr, var
; res = PSGetPropertyKeyFromName(pszName, ppropkey)
; pszName : LPCWSTR -> "wstr"
; ppropkey : PROPERTYKEY* 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 PSGetPropertyKeyFromName(LPCWSTR pszName, PROPERTYKEY* ppropkey)
#uselib "PROPSYS.dll"
#cfunc global PSGetPropertyKeyFromName "PSGetPropertyKeyFromName" wstr, var
; res = PSGetPropertyKeyFromName(pszName, ppropkey)
; pszName : LPCWSTR -> "wstr"
; ppropkey : PROPERTYKEY* 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")
	procPSGetPropertyKeyFromName = propsys.NewProc("PSGetPropertyKeyFromName")
)

// pszName (LPCWSTR), ppropkey (PROPERTYKEY* out)
r1, _, err := procPSGetPropertyKeyFromName.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszName))),
	uintptr(ppropkey),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PSGetPropertyKeyFromName(
  pszName: PWideChar;   // LPCWSTR
  ppropkey: Pointer   // PROPERTYKEY* out
): Integer; stdcall;
  external 'PROPSYS.dll' name 'PSGetPropertyKeyFromName';

result := DllCall("PROPSYS\PSGetPropertyKeyFromName"
    , "WStr", pszName   ; LPCWSTR
    , "Ptr", ppropkey   ; PROPERTYKEY* out
    , "Int")   ; return: HRESULT

●PSGetPropertyKeyFromName(pszName, ppropkey) = DLL("PROPSYS.dll", "int PSGetPropertyKeyFromName(char*, void*)")
# 呼び出し: PSGetPropertyKeyFromName(pszName, ppropkey)
# pszName : LPCWSTR -> "char*"
# ppropkey : PROPERTYKEY* 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)。