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。

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)。

const std = @import("std");

extern "winscard" fn SCardGetAttrib(
    hCard: usize, // UINT_PTR
    dwAttrId: u32, // DWORD
    pbAttr: [*c]u8, // BYTE* optional, out
    pcbAttrLen: [*c]u32 // DWORD* in/out
) callconv(std.os.windows.WINAPI) i32;

proc SCardGetAttrib(
    hCard: uint,  # UINT_PTR
    dwAttrId: uint32,  # DWORD
    pbAttr: ptr uint8,  # BYTE* optional, out
    pcbAttrLen: ptr uint32  # DWORD* in/out
): int32 {.importc: "SCardGetAttrib", stdcall, dynlib: "WinSCard.dll".}

pragma(lib, "winscard");
extern(Windows)
int SCardGetAttrib(
    size_t hCard,   // UINT_PTR
    uint dwAttrId,   // DWORD
    ubyte* pbAttr,   // BYTE* optional, out
    uint* pcbAttrLen   // DWORD* in/out
);

ccall((:SCardGetAttrib, "WinSCard.dll"), stdcall, Int32,
      (Csize_t, UInt32, Ptr{UInt8}, Ptr{UInt32}),
      hCard, dwAttrId, pbAttr, pcbAttrLen)
# hCard : UINT_PTR -> Csize_t
# dwAttrId : DWORD -> UInt32
# pbAttr : BYTE* optional, out -> Ptr{UInt8}
# pcbAttrLen : DWORD* in/out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t SCardGetAttrib(
    uintptr_t hCard,
    uint32_t dwAttrId,
    uint8_t* pbAttr,
    uint32_t* pcbAttrLen);
]]
local winscard = ffi.load("winscard")
-- winscard.SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen)
-- hCard : UINT_PTR
-- dwAttrId : DWORD
-- pbAttr : BYTE* optional, out
-- pcbAttrLen : DWORD* in/out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('WinSCard.dll');
const SCardGetAttrib = lib.func('__stdcall', 'SCardGetAttrib', 'int32_t', ['uintptr_t', 'uint32_t', 'uint8_t *', 'uint32_t *']);
// SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen)
// hCard : UINT_PTR -> 'uintptr_t'
// dwAttrId : DWORD -> 'uint32_t'
// pbAttr : BYTE* optional, out -> 'uint8_t *'
// pcbAttrLen : DWORD* in/out -> 'uint32_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("WinSCard.dll", {
  SCardGetAttrib: { parameters: ["usize", "u32", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen)
// hCard : UINT_PTR -> "usize"
// dwAttrId : DWORD -> "u32"
// pbAttr : BYTE* optional, out -> "pointer"
// pcbAttrLen : DWORD* in/out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t SCardGetAttrib(
    size_t hCard,
    uint32_t dwAttrId,
    uint8_t* pbAttr,
    uint32_t* pcbAttrLen);
C, "WinSCard.dll");
// $ffi->SCardGetAttrib(hCard, dwAttrId, pbAttr, pcbAttrLen);
// hCard : UINT_PTR
// dwAttrId : DWORD
// pbAttr : BYTE* optional, out
// pcbAttrLen : DWORD* in/out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Winscard extends StdCallLibrary {
    Winscard INSTANCE = Native.load("winscard", Winscard.class);
    int SCardGetAttrib(
        long hCard,   // UINT_PTR
        int dwAttrId,   // DWORD
        byte[] pbAttr,   // BYTE* optional, out
        IntByReference pcbAttrLen   // DWORD* in/out
    );
}

@[Link("winscard")]
lib LibWinSCard
  fun SCardGetAttrib = SCardGetAttrib(
    hCard : LibC::SizeT,   # UINT_PTR
    dwAttrId : UInt32,   # DWORD
    pbAttr : UInt8*,   # BYTE* optional, out
    pcbAttrLen : UInt32*   # DWORD* in/out
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef SCardGetAttribNative = Int32 Function(UintPtr, Uint32, Pointer<Uint8>, Pointer<Uint32>);
typedef SCardGetAttribDart = int Function(int, int, Pointer<Uint8>, Pointer<Uint32>);
final SCardGetAttrib = DynamicLibrary.open('WinSCard.dll')
    .lookupFunction<SCardGetAttribNative, SCardGetAttribDart>('SCardGetAttrib');
// hCard : UINT_PTR -> UintPtr
// dwAttrId : DWORD -> Uint32
// pbAttr : BYTE* optional, out -> Pointer<Uint8>
// pcbAttrLen : DWORD* in/out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
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';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "SCardGetAttrib"
  c_SCardGetAttrib :: CUIntPtr -> Word32 -> Ptr Word8 -> Ptr Word32 -> IO Int32
-- hCard : UINT_PTR -> CUIntPtr
-- dwAttrId : DWORD -> Word32
-- pbAttr : BYTE* optional, out -> Ptr Word8
-- pcbAttrLen : DWORD* in/out -> Ptr Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let scardgetattrib =
  foreign "SCardGetAttrib"
    (size_t @-> uint32_t @-> (ptr uint8_t) @-> (ptr uint32_t) @-> returning int32_t)
(* hCard : UINT_PTR -> size_t *)
(* dwAttrId : DWORD -> uint32_t *)
(* pbAttr : BYTE* optional, out -> (ptr uint8_t) *)
(* pcbAttrLen : DWORD* in/out -> (ptr uint32_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library winscard (t "WinSCard.dll"))
(cffi:use-foreign-library winscard)

(cffi:defcfun ("SCardGetAttrib" scard-get-attrib :convention :stdcall) :int32
  (h-card :uint64)   ; UINT_PTR
  (dw-attr-id :uint32)   ; DWORD
  (pb-attr :pointer)   ; BYTE* optional, out
  (pcb-attr-len :pointer))   ; DWORD* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SCardGetAttrib = Win32::API::More->new('WinSCard',
    'int SCardGetAttrib(WPARAM hCard, DWORD dwAttrId, LPVOID pbAttr, LPVOID pcbAttrLen)');
# my $ret = $SCardGetAttrib->Call($hCard, $dwAttrId, $pbAttr, $pcbAttrLen);
# hCard : UINT_PTR -> WPARAM
# dwAttrId : DWORD -> DWORD
# pbAttr : BYTE* optional, out -> LPVOID
# pcbAttrLen : DWORD* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。