SCardGetAttrib

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

INT SCardGetAttrib(
    UINT_PTR hCard,
    DWORD dwAttrId,
    BYTE* pbAttr,   // optional
    DWORD* pcbAttrLen
);

<DllImport("WinSCard.dll", ExactSpelling:=True)>
Public Shared Function SCardGetAttrib(
    hCard As UIntPtr,   ' UINT_PTR
    dwAttrId As UInteger,   ' DWORD
    pbAttr As IntPtr,   ' BYTE* optional, out
    ByRef pcbAttrLen As UInteger   ' DWORD* in/out
) As Integer
End Function

' hCard : UINT_PTR
' dwAttrId : DWORD
' pbAttr : BYTE* optional, out
' pcbAttrLen : DWORD* in/out
Declare PtrSafe Function SCardGetAttrib Lib "winscard" ( _
    ByVal hCard As LongPtr, _
    ByVal dwAttrId As Long, _
    ByVal pbAttr As LongPtr, _
    ByRef pcbAttrLen 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

SCardGetAttrib = ctypes.windll.winscard.SCardGetAttrib
SCardGetAttrib.restype = ctypes.c_int
SCardGetAttrib.argtypes = [
    ctypes.c_size_t,  # hCard : UINT_PTR
    wintypes.DWORD,  # dwAttrId : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pbAttr : BYTE* optional, out
    ctypes.POINTER(wintypes.DWORD),  # pcbAttrLen : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WinSCard.dll')
SCardGetAttrib = Fiddle::Function.new(
  lib['SCardGetAttrib'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hCard : UINT_PTR
    -Fiddle::TYPE_INT,  # dwAttrId : DWORD
    Fiddle::TYPE_VOIDP,  # pbAttr : BYTE* optional, out
    Fiddle::TYPE_VOIDP,  # pcbAttrLen : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "winscard")]
extern "system" {
    fn SCardGetAttrib(
        hCard: usize,  // UINT_PTR
        dwAttrId: u32,  // DWORD
        pbAttr: *mut u8,  // BYTE* optional, out
        pcbAttrLen: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WinSCard.dll")]
public static extern int SCardGetAttrib(UIntPtr hCard, uint dwAttrId, IntPtr pbAttr, ref uint pcbAttrLen);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WinSCard_SCardGetAttrib' -Namespace Win32 -PassThru
# $api::SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen)

#uselib "WinSCard.dll"
#func global SCardGetAttrib "SCardGetAttrib" sptr, sptr, sptr, sptr
; SCardGetAttrib hCard, dwAttrId, varptr(pbAttr), varptr(pcbAttrLen)   ; 戻り値は stat
; hCard : UINT_PTR -> "sptr"
; dwAttrId : DWORD -> "sptr"
; pbAttr : BYTE* optional, out -> "sptr"
; pcbAttrLen : DWORD* 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 "WinSCard.dll"
#cfunc global SCardGetAttrib "SCardGetAttrib" sptr, int, var, var
; res = SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen)
; hCard : UINT_PTR -> "sptr"
; dwAttrId : DWORD -> "int"
; pbAttr : BYTE* optional, out -> "var"
; pcbAttrLen : DWORD* 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。

; INT SCardGetAttrib(UINT_PTR hCard, DWORD dwAttrId, BYTE* pbAttr, DWORD* pcbAttrLen)
#uselib "WinSCard.dll"
#cfunc global SCardGetAttrib "SCardGetAttrib" intptr, int, var, var
; res = SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen)
; hCard : UINT_PTR -> "intptr"
; dwAttrId : DWORD -> "int"
; pbAttr : BYTE* optional, out -> "var"
; pcbAttrLen : DWORD* 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 (
	winscard = windows.NewLazySystemDLL("WinSCard.dll")
	procSCardGetAttrib = winscard.NewProc("SCardGetAttrib")
)

// hCard (UINT_PTR), dwAttrId (DWORD), pbAttr (BYTE* optional, out), pcbAttrLen (DWORD* in/out)
r1, _, err := procSCardGetAttrib.Call(
	uintptr(hCard),
	uintptr(dwAttrId),
	uintptr(pbAttr),
	uintptr(pcbAttrLen),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function SCardGetAttrib(
  hCard: NativeUInt;   // UINT_PTR
  dwAttrId: DWORD;   // DWORD
  pbAttr: Pointer;   // BYTE* optional, out
  pcbAttrLen: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'WinSCard.dll' name 'SCardGetAttrib';

result := DllCall("WinSCard\SCardGetAttrib"
    , "UPtr", hCard   ; UINT_PTR
    , "UInt", dwAttrId   ; DWORD
    , "Ptr", pbAttr   ; BYTE* optional, out
    , "Ptr", pcbAttrLen   ; DWORD* in/out
    , "Int")   ; return: INT

●SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen) = DLL("WinSCard.dll", "int SCardGetAttrib(int, dword, void*, void*)")
# 呼び出し: SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen)
# hCard : UINT_PTR -> "int"
# dwAttrId : DWORD -> "dword"
# pbAttr : BYTE* optional, out -> "void*"
# pcbAttrLen : DWORD* 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)。