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SCardSetAttrib

関数
スマートカードリーダーの属性値を設定する。
DLLWinSCard.dll呼出規約winapi対応OSWindows XP 以降

シグネチャ

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

INT SCardSetAttrib(
    UINT_PTR hCard,
    DWORD dwAttrId,
    BYTE* pbAttr,
    DWORD cbAttrLen
);

パラメーター

名前方向
hCardUINT_PTRin
dwAttrIdDWORDin
pbAttrBYTE*in
cbAttrLenDWORDin

戻り値の型: INT

各言語での呼び出し定義

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

INT SCardSetAttrib(
    UINT_PTR hCard,
    DWORD dwAttrId,
    BYTE* pbAttr,
    DWORD cbAttrLen
);
[DllImport("WinSCard.dll", ExactSpelling = true)]
static extern int SCardSetAttrib(
    UIntPtr hCard,   // UINT_PTR
    uint dwAttrId,   // DWORD
    IntPtr pbAttr,   // BYTE*
    uint cbAttrLen   // DWORD
);
<DllImport("WinSCard.dll", ExactSpelling:=True)>
Public Shared Function SCardSetAttrib(
    hCard As UIntPtr,   ' UINT_PTR
    dwAttrId As UInteger,   ' DWORD
    pbAttr As IntPtr,   ' BYTE*
    cbAttrLen As UInteger   ' DWORD
) As Integer
End Function
' hCard : UINT_PTR
' dwAttrId : DWORD
' pbAttr : BYTE*
' cbAttrLen : DWORD
Declare PtrSafe Function SCardSetAttrib Lib "winscard" ( _
    ByVal hCard As LongPtr, _
    ByVal dwAttrId As Long, _
    ByVal pbAttr As LongPtr, _
    ByVal cbAttrLen 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

SCardSetAttrib = ctypes.windll.winscard.SCardSetAttrib
SCardSetAttrib.restype = ctypes.c_int
SCardSetAttrib.argtypes = [
    ctypes.c_size_t,  # hCard : UINT_PTR
    wintypes.DWORD,  # dwAttrId : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pbAttr : BYTE*
    wintypes.DWORD,  # cbAttrLen : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WinSCard.dll')
SCardSetAttrib = Fiddle::Function.new(
  lib['SCardSetAttrib'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hCard : UINT_PTR
    -Fiddle::TYPE_INT,  # dwAttrId : DWORD
    Fiddle::TYPE_VOIDP,  # pbAttr : BYTE*
    -Fiddle::TYPE_INT,  # cbAttrLen : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "winscard")]
extern "system" {
    fn SCardSetAttrib(
        hCard: usize,  // UINT_PTR
        dwAttrId: u32,  // DWORD
        pbAttr: *mut u8,  // BYTE*
        cbAttrLen: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("WinSCard.dll")]
public static extern int SCardSetAttrib(UIntPtr hCard, uint dwAttrId, IntPtr pbAttr, uint cbAttrLen);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WinSCard_SCardSetAttrib' -Namespace Win32 -PassThru
# $api::SCardSetAttrib(hCard, dwAttrId, pbAttr, cbAttrLen)
#uselib "WinSCard.dll"
#func global SCardSetAttrib "SCardSetAttrib" sptr, sptr, sptr, sptr
; SCardSetAttrib hCard, dwAttrId, varptr(pbAttr), cbAttrLen   ; 戻り値は stat
; hCard : UINT_PTR -> "sptr"
; dwAttrId : DWORD -> "sptr"
; pbAttr : BYTE* -> "sptr"
; cbAttrLen : DWORD -> "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。
出力引数:
#uselib "WinSCard.dll"
#cfunc global SCardSetAttrib "SCardSetAttrib" sptr, int, var, int
; res = SCardSetAttrib(hCard, dwAttrId, pbAttr, cbAttrLen)
; hCard : UINT_PTR -> "sptr"
; dwAttrId : DWORD -> "int"
; pbAttr : BYTE* -> "var"
; cbAttrLen : DWORD -> "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。
出力引数:
; INT SCardSetAttrib(UINT_PTR hCard, DWORD dwAttrId, BYTE* pbAttr, DWORD cbAttrLen)
#uselib "WinSCard.dll"
#cfunc global SCardSetAttrib "SCardSetAttrib" intptr, int, var, int
; res = SCardSetAttrib(hCard, dwAttrId, pbAttr, cbAttrLen)
; hCard : UINT_PTR -> "intptr"
; dwAttrId : DWORD -> "int"
; pbAttr : BYTE* -> "var"
; cbAttrLen : DWORD -> "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 (
	winscard = windows.NewLazySystemDLL("WinSCard.dll")
	procSCardSetAttrib = winscard.NewProc("SCardSetAttrib")
)

// hCard (UINT_PTR), dwAttrId (DWORD), pbAttr (BYTE*), cbAttrLen (DWORD)
r1, _, err := procSCardSetAttrib.Call(
	uintptr(hCard),
	uintptr(dwAttrId),
	uintptr(pbAttr),
	uintptr(cbAttrLen),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT
function SCardSetAttrib(
  hCard: NativeUInt;   // UINT_PTR
  dwAttrId: DWORD;   // DWORD
  pbAttr: Pointer;   // BYTE*
  cbAttrLen: DWORD   // DWORD
): Integer; stdcall;
  external 'WinSCard.dll' name 'SCardSetAttrib';
result := DllCall("WinSCard\SCardSetAttrib"
    , "UPtr", hCard   ; UINT_PTR
    , "UInt", dwAttrId   ; DWORD
    , "Ptr", pbAttr   ; BYTE*
    , "UInt", cbAttrLen   ; DWORD
    , "Int")   ; return: INT
●SCardSetAttrib(hCard, dwAttrId, pbAttr, cbAttrLen) = DLL("WinSCard.dll", "int SCardSetAttrib(int, dword, void*, dword)")
# 呼び出し: SCardSetAttrib(hCard, dwAttrId, pbAttr, cbAttrLen)
# hCard : UINT_PTR -> "int"
# dwAttrId : DWORD -> "dword"
# pbAttr : BYTE* -> "void*"
# cbAttrLen : DWORD -> "dword"
# 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)。