SCardReconnect

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

INT SCardReconnect(
    UINT_PTR hCard,
    DWORD dwShareMode,
    DWORD dwPreferredProtocols,
    DWORD dwInitialization,
    DWORD* pdwActiveProtocol   // optional
);

<DllImport("WinSCard.dll", ExactSpelling:=True)>
Public Shared Function SCardReconnect(
    hCard As UIntPtr,   ' UINT_PTR
    dwShareMode As UInteger,   ' DWORD
    dwPreferredProtocols As UInteger,   ' DWORD
    dwInitialization As UInteger,   ' DWORD
    pdwActiveProtocol As IntPtr   ' DWORD* optional, out
) As Integer
End Function

' hCard : UINT_PTR
' dwShareMode : DWORD
' dwPreferredProtocols : DWORD
' dwInitialization : DWORD
' pdwActiveProtocol : DWORD* optional, out
Declare PtrSafe Function SCardReconnect Lib "winscard" ( _
    ByVal hCard As LongPtr, _
    ByVal dwShareMode As Long, _
    ByVal dwPreferredProtocols As Long, _
    ByVal dwInitialization As Long, _
    ByVal pdwActiveProtocol 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

SCardReconnect = ctypes.windll.winscard.SCardReconnect
SCardReconnect.restype = ctypes.c_int
SCardReconnect.argtypes = [
    ctypes.c_size_t,  # hCard : UINT_PTR
    wintypes.DWORD,  # dwShareMode : DWORD
    wintypes.DWORD,  # dwPreferredProtocols : DWORD
    wintypes.DWORD,  # dwInitialization : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pdwActiveProtocol : DWORD* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WinSCard.dll')
SCardReconnect = Fiddle::Function.new(
  lib['SCardReconnect'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hCard : UINT_PTR
    -Fiddle::TYPE_INT,  # dwShareMode : DWORD
    -Fiddle::TYPE_INT,  # dwPreferredProtocols : DWORD
    -Fiddle::TYPE_INT,  # dwInitialization : DWORD
    Fiddle::TYPE_VOIDP,  # pdwActiveProtocol : DWORD* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "winscard")]
extern "system" {
    fn SCardReconnect(
        hCard: usize,  // UINT_PTR
        dwShareMode: u32,  // DWORD
        dwPreferredProtocols: u32,  // DWORD
        dwInitialization: u32,  // DWORD
        pdwActiveProtocol: *mut u32  // DWORD* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WinSCard.dll")]
public static extern int SCardReconnect(UIntPtr hCard, uint dwShareMode, uint dwPreferredProtocols, uint dwInitialization, IntPtr pdwActiveProtocol);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WinSCard_SCardReconnect' -Namespace Win32 -PassThru
# $api::SCardReconnect(hCard, dwShareMode, dwPreferredProtocols, dwInitialization, pdwActiveProtocol)

#uselib "WinSCard.dll"
#func global SCardReconnect "SCardReconnect" sptr, sptr, sptr, sptr, sptr
; SCardReconnect hCard, dwShareMode, dwPreferredProtocols, dwInitialization, varptr(pdwActiveProtocol)   ; 戻り値は stat
; hCard : UINT_PTR -> "sptr"
; dwShareMode : DWORD -> "sptr"
; dwPreferredProtocols : DWORD -> "sptr"
; dwInitialization : DWORD -> "sptr"
; pdwActiveProtocol : DWORD* optional, 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 SCardReconnect "SCardReconnect" sptr, int, int, int, var
; res = SCardReconnect(hCard, dwShareMode, dwPreferredProtocols, dwInitialization, pdwActiveProtocol)
; hCard : UINT_PTR -> "sptr"
; dwShareMode : DWORD -> "int"
; dwPreferredProtocols : DWORD -> "int"
; dwInitialization : DWORD -> "int"
; pdwActiveProtocol : DWORD* optional, 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 SCardReconnect(UINT_PTR hCard, DWORD dwShareMode, DWORD dwPreferredProtocols, DWORD dwInitialization, DWORD* pdwActiveProtocol)
#uselib "WinSCard.dll"
#cfunc global SCardReconnect "SCardReconnect" intptr, int, int, int, var
; res = SCardReconnect(hCard, dwShareMode, dwPreferredProtocols, dwInitialization, pdwActiveProtocol)
; hCard : UINT_PTR -> "intptr"
; dwShareMode : DWORD -> "int"
; dwPreferredProtocols : DWORD -> "int"
; dwInitialization : DWORD -> "int"
; pdwActiveProtocol : DWORD* optional, 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")
	procSCardReconnect = winscard.NewProc("SCardReconnect")
)

// hCard (UINT_PTR), dwShareMode (DWORD), dwPreferredProtocols (DWORD), dwInitialization (DWORD), pdwActiveProtocol (DWORD* optional, out)
r1, _, err := procSCardReconnect.Call(
	uintptr(hCard),
	uintptr(dwShareMode),
	uintptr(dwPreferredProtocols),
	uintptr(dwInitialization),
	uintptr(pdwActiveProtocol),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function SCardReconnect(
  hCard: NativeUInt;   // UINT_PTR
  dwShareMode: DWORD;   // DWORD
  dwPreferredProtocols: DWORD;   // DWORD
  dwInitialization: DWORD;   // DWORD
  pdwActiveProtocol: Pointer   // DWORD* optional, out
): Integer; stdcall;
  external 'WinSCard.dll' name 'SCardReconnect';

result := DllCall("WinSCard\SCardReconnect"
    , "UPtr", hCard   ; UINT_PTR
    , "UInt", dwShareMode   ; DWORD
    , "UInt", dwPreferredProtocols   ; DWORD
    , "UInt", dwInitialization   ; DWORD
    , "Ptr", pdwActiveProtocol   ; DWORD* optional, out
    , "Int")   ; return: INT

●SCardReconnect(hCard, dwShareMode, dwPreferredProtocols, dwInitialization, pdwActiveProtocol) = DLL("WinSCard.dll", "int SCardReconnect(int, dword, dword, dword, void*)")
# 呼び出し: SCardReconnect(hCard, dwShareMode, dwPreferredProtocols, dwInitialization, pdwActiveProtocol)
# hCard : UINT_PTR -> "int"
# dwShareMode : DWORD -> "dword"
# dwPreferredProtocols : DWORD -> "dword"
# dwInitialization : DWORD -> "dword"
# pdwActiveProtocol : DWORD* optional, 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)。