PropVariantCompareEx

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

INT PropVariantCompareEx(
    const PROPVARIANT* propvar1,
    const PROPVARIANT* propvar2,
    PROPVAR_COMPARE_UNIT unit,
    PROPVAR_COMPARE_FLAGS flags
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function PropVariantCompareEx(
    propvar1 As IntPtr,   ' PROPVARIANT*
    propvar2 As IntPtr,   ' PROPVARIANT*
    unit As Integer,   ' PROPVAR_COMPARE_UNIT
    flags As Integer   ' PROPVAR_COMPARE_FLAGS
) As Integer
End Function

' propvar1 : PROPVARIANT*
' propvar2 : PROPVARIANT*
' unit : PROPVAR_COMPARE_UNIT
' flags : PROPVAR_COMPARE_FLAGS
Declare PtrSafe Function PropVariantCompareEx Lib "propsys" ( _
    ByVal propvar1 As LongPtr, _
    ByVal propvar2 As LongPtr, _
    ByVal unit As Long, _
    ByVal flags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

PropVariantCompareEx = ctypes.windll.propsys.PropVariantCompareEx
PropVariantCompareEx.restype = ctypes.c_int
PropVariantCompareEx.argtypes = [
    ctypes.c_void_p,  # propvar1 : PROPVARIANT*
    ctypes.c_void_p,  # propvar2 : PROPVARIANT*
    ctypes.c_int,  # unit : PROPVAR_COMPARE_UNIT
    ctypes.c_int,  # flags : PROPVAR_COMPARE_FLAGS
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
PropVariantCompareEx = Fiddle::Function.new(
  lib['PropVariantCompareEx'],
  [
    Fiddle::TYPE_VOIDP,  # propvar1 : PROPVARIANT*
    Fiddle::TYPE_VOIDP,  # propvar2 : PROPVARIANT*
    Fiddle::TYPE_INT,  # unit : PROPVAR_COMPARE_UNIT
    Fiddle::TYPE_INT,  # flags : PROPVAR_COMPARE_FLAGS
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn PropVariantCompareEx(
        propvar1: *const PROPVARIANT,  // PROPVARIANT*
        propvar2: *const PROPVARIANT,  // PROPVARIANT*
        unit: i32,  // PROPVAR_COMPARE_UNIT
        flags: i32  // PROPVAR_COMPARE_FLAGS
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PROPSYS.dll")]
public static extern int PropVariantCompareEx(IntPtr propvar1, IntPtr propvar2, int unit, int flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_PropVariantCompareEx' -Namespace Win32 -PassThru
# $api::PropVariantCompareEx(propvar1, propvar2, unit, flags)

#uselib "PROPSYS.dll"
#func global PropVariantCompareEx "PropVariantCompareEx" sptr, sptr, sptr, sptr
; PropVariantCompareEx varptr(propvar1), varptr(propvar2), unit, flags   ; 戻り値は stat
; propvar1 : PROPVARIANT* -> "sptr"
; propvar2 : PROPVARIANT* -> "sptr"
; unit : PROPVAR_COMPARE_UNIT -> "sptr"
; flags : PROPVAR_COMPARE_FLAGS -> "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 PropVariantCompareEx "PropVariantCompareEx" var, var, int, int
; res = PropVariantCompareEx(propvar1, propvar2, unit, flags)
; propvar1 : PROPVARIANT* -> "var"
; propvar2 : PROPVARIANT* -> "var"
; unit : PROPVAR_COMPARE_UNIT -> "int"
; flags : PROPVAR_COMPARE_FLAGS -> "int"
; ※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。

; INT PropVariantCompareEx(PROPVARIANT* propvar1, PROPVARIANT* propvar2, PROPVAR_COMPARE_UNIT unit, PROPVAR_COMPARE_FLAGS flags)
#uselib "PROPSYS.dll"
#cfunc global PropVariantCompareEx "PropVariantCompareEx" var, var, int, int
; res = PropVariantCompareEx(propvar1, propvar2, unit, flags)
; propvar1 : PROPVARIANT* -> "var"
; propvar2 : PROPVARIANT* -> "var"
; unit : PROPVAR_COMPARE_UNIT -> "int"
; flags : PROPVAR_COMPARE_FLAGS -> "int"
; ※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")
	procPropVariantCompareEx = propsys.NewProc("PropVariantCompareEx")
)

// propvar1 (PROPVARIANT*), propvar2 (PROPVARIANT*), unit (PROPVAR_COMPARE_UNIT), flags (PROPVAR_COMPARE_FLAGS)
r1, _, err := procPropVariantCompareEx.Call(
	uintptr(propvar1),
	uintptr(propvar2),
	uintptr(unit),
	uintptr(flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function PropVariantCompareEx(
  propvar1: Pointer;   // PROPVARIANT*
  propvar2: Pointer;   // PROPVARIANT*
  unit: Integer;   // PROPVAR_COMPARE_UNIT
  flags: Integer   // PROPVAR_COMPARE_FLAGS
): Integer; stdcall;
  external 'PROPSYS.dll' name 'PropVariantCompareEx';

result := DllCall("PROPSYS\PropVariantCompareEx"
    , "Ptr", propvar1   ; PROPVARIANT*
    , "Ptr", propvar2   ; PROPVARIANT*
    , "Int", unit   ; PROPVAR_COMPARE_UNIT
    , "Int", flags   ; PROPVAR_COMPARE_FLAGS
    , "Int")   ; return: INT

●PropVariantCompareEx(propvar1, propvar2, unit, flags) = DLL("PROPSYS.dll", "int PropVariantCompareEx(void*, void*, int, int)")
# 呼び出し: PropVariantCompareEx(propvar1, propvar2, unit, flags)
# propvar1 : PROPVARIANT* -> "void*"
# propvar2 : PROPVARIANT* -> "void*"
# unit : PROPVAR_COMPARE_UNIT -> "int"
# flags : PROPVAR_COMPARE_FLAGS -> "int"
# 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)。