AdsTypeToPropVariant

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

HRESULT AdsTypeToPropVariant(
    ADSVALUE* pAdsValues,
    DWORD dwNumValues,
    VARIANT* pVariant
);

<DllImport("ACTIVEDS.dll", ExactSpelling:=True)>
Public Shared Function AdsTypeToPropVariant(
    pAdsValues As IntPtr,   ' ADSVALUE* in/out
    dwNumValues As UInteger,   ' DWORD
    pVariant As IntPtr   ' VARIANT* in/out
) As Integer
End Function

' pAdsValues : ADSVALUE* in/out
' dwNumValues : DWORD
' pVariant : VARIANT* in/out
Declare PtrSafe Function AdsTypeToPropVariant Lib "activeds" ( _
    ByVal pAdsValues As LongPtr, _
    ByVal dwNumValues As Long, _
    ByVal pVariant 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

AdsTypeToPropVariant = ctypes.windll.activeds.AdsTypeToPropVariant
AdsTypeToPropVariant.restype = ctypes.c_int
AdsTypeToPropVariant.argtypes = [
    ctypes.c_void_p,  # pAdsValues : ADSVALUE* in/out
    wintypes.DWORD,  # dwNumValues : DWORD
    ctypes.c_void_p,  # pVariant : VARIANT* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ACTIVEDS.dll')
AdsTypeToPropVariant = Fiddle::Function.new(
  lib['AdsTypeToPropVariant'],
  [
    Fiddle::TYPE_VOIDP,  # pAdsValues : ADSVALUE* in/out
    -Fiddle::TYPE_INT,  # dwNumValues : DWORD
    Fiddle::TYPE_VOIDP,  # pVariant : VARIANT* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "activeds")]
extern "system" {
    fn AdsTypeToPropVariant(
        pAdsValues: *mut ADSVALUE,  // ADSVALUE* in/out
        dwNumValues: u32,  // DWORD
        pVariant: *mut VARIANT  // VARIANT* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ACTIVEDS.dll")]
public static extern int AdsTypeToPropVariant(IntPtr pAdsValues, uint dwNumValues, IntPtr pVariant);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ACTIVEDS_AdsTypeToPropVariant' -Namespace Win32 -PassThru
# $api::AdsTypeToPropVariant(pAdsValues, dwNumValues, pVariant)

#uselib "ACTIVEDS.dll"
#func global AdsTypeToPropVariant "AdsTypeToPropVariant" sptr, sptr, sptr
; AdsTypeToPropVariant varptr(pAdsValues), dwNumValues, varptr(pVariant)   ; 戻り値は stat
; pAdsValues : ADSVALUE* in/out -> "sptr"
; dwNumValues : DWORD -> "sptr"
; pVariant : VARIANT* in/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 "ACTIVEDS.dll"
#cfunc global AdsTypeToPropVariant "AdsTypeToPropVariant" var, int, var
; res = AdsTypeToPropVariant(pAdsValues, dwNumValues, pVariant)
; pAdsValues : ADSVALUE* in/out -> "var"
; dwNumValues : DWORD -> "int"
; pVariant : VARIANT* in/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 AdsTypeToPropVariant(ADSVALUE* pAdsValues, DWORD dwNumValues, VARIANT* pVariant)
#uselib "ACTIVEDS.dll"
#cfunc global AdsTypeToPropVariant "AdsTypeToPropVariant" var, int, var
; res = AdsTypeToPropVariant(pAdsValues, dwNumValues, pVariant)
; pAdsValues : ADSVALUE* in/out -> "var"
; dwNumValues : DWORD -> "int"
; pVariant : VARIANT* in/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 (
	activeds = windows.NewLazySystemDLL("ACTIVEDS.dll")
	procAdsTypeToPropVariant = activeds.NewProc("AdsTypeToPropVariant")
)

// pAdsValues (ADSVALUE* in/out), dwNumValues (DWORD), pVariant (VARIANT* in/out)
r1, _, err := procAdsTypeToPropVariant.Call(
	uintptr(pAdsValues),
	uintptr(dwNumValues),
	uintptr(pVariant),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function AdsTypeToPropVariant(
  pAdsValues: Pointer;   // ADSVALUE* in/out
  dwNumValues: DWORD;   // DWORD
  pVariant: Pointer   // VARIANT* in/out
): Integer; stdcall;
  external 'ACTIVEDS.dll' name 'AdsTypeToPropVariant';

result := DllCall("ACTIVEDS\AdsTypeToPropVariant"
    , "Ptr", pAdsValues   ; ADSVALUE* in/out
    , "UInt", dwNumValues   ; DWORD
    , "Ptr", pVariant   ; VARIANT* in/out
    , "Int")   ; return: HRESULT

●AdsTypeToPropVariant(pAdsValues, dwNumValues, pVariant) = DLL("ACTIVEDS.dll", "int AdsTypeToPropVariant(void*, dword, void*)")
# 呼び出し: AdsTypeToPropVariant(pAdsValues, dwNumValues, pVariant)
# pAdsValues : ADSVALUE* in/out -> "void*"
# dwNumValues : DWORD -> "dword"
# pVariant : VARIANT* in/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)。