SCardForgetReaderA

// WinSCard.dll  (ANSI / -A)
#include <windows.h>

INT SCardForgetReaderA(
    UINT_PTR hContext,
    LPCSTR szReaderName
);

<DllImport("WinSCard.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function SCardForgetReaderA(
    hContext As UIntPtr,   ' UINT_PTR
    <MarshalAs(UnmanagedType.LPStr)> szReaderName As String   ' LPCSTR
) As Integer
End Function

' hContext : UINT_PTR
' szReaderName : LPCSTR
Declare PtrSafe Function SCardForgetReaderA Lib "winscard" ( _
    ByVal hContext As LongPtr, _
    ByVal szReaderName As String) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SCardForgetReaderA = ctypes.windll.winscard.SCardForgetReaderA
SCardForgetReaderA.restype = ctypes.c_int
SCardForgetReaderA.argtypes = [
    ctypes.c_size_t,  # hContext : UINT_PTR
    wintypes.LPCSTR,  # szReaderName : LPCSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WinSCard.dll')
SCardForgetReaderA = Fiddle::Function.new(
  lib['SCardForgetReaderA'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hContext : UINT_PTR
    Fiddle::TYPE_VOIDP,  # szReaderName : LPCSTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "winscard")]
extern "system" {
    fn SCardForgetReaderA(
        hContext: usize,  // UINT_PTR
        szReaderName: *const u8  // LPCSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WinSCard.dll", CharSet = CharSet.Ansi)]
public static extern int SCardForgetReaderA(UIntPtr hContext, [MarshalAs(UnmanagedType.LPStr)] string szReaderName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WinSCard_SCardForgetReaderA' -Namespace Win32 -PassThru
# $api::SCardForgetReaderA(hContext, szReaderName)

#uselib "WinSCard.dll"
#func global SCardForgetReaderA "SCardForgetReaderA" sptr, sptr
; SCardForgetReaderA hContext, szReaderName   ; 戻り値は stat
; hContext : UINT_PTR -> "sptr"
; szReaderName : LPCSTR -> "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 SCardForgetReaderA "SCardForgetReaderA" sptr, str
; res = SCardForgetReaderA(hContext, szReaderName)
; hContext : UINT_PTR -> "sptr"
; szReaderName : LPCSTR -> "str"

; INT SCardForgetReaderA(UINT_PTR hContext, LPCSTR szReaderName)
#uselib "WinSCard.dll"
#cfunc global SCardForgetReaderA "SCardForgetReaderA" intptr, str
; res = SCardForgetReaderA(hContext, szReaderName)
; hContext : UINT_PTR -> "intptr"
; szReaderName : LPCSTR -> "str"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	winscard = windows.NewLazySystemDLL("WinSCard.dll")
	procSCardForgetReaderA = winscard.NewProc("SCardForgetReaderA")
)

// hContext (UINT_PTR), szReaderName (LPCSTR)
r1, _, err := procSCardForgetReaderA.Call(
	uintptr(hContext),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(szReaderName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function SCardForgetReaderA(
  hContext: NativeUInt;   // UINT_PTR
  szReaderName: PAnsiChar   // LPCSTR
): Integer; stdcall;
  external 'WinSCard.dll' name 'SCardForgetReaderA';

result := DllCall("WinSCard\SCardForgetReaderA"
    , "UPtr", hContext   ; UINT_PTR
    , "AStr", szReaderName   ; LPCSTR
    , "Int")   ; return: INT

●SCardForgetReaderA(hContext, szReaderName) = DLL("WinSCard.dll", "int SCardForgetReaderA(int, char*)")
# 呼び出し: SCardForgetReaderA(hContext, szReaderName)
# hContext : UINT_PTR -> "int"
# szReaderName : LPCSTR -> "char*"
# 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 SCardForgetReaderA(
    hContext: usize, // UINT_PTR
    szReaderName: [*c]const u8 // LPCSTR
) callconv(std.os.windows.WINAPI) i32;

proc SCardForgetReaderA(
    hContext: uint,  # UINT_PTR
    szReaderName: cstring  # LPCSTR
): int32 {.importc: "SCardForgetReaderA", stdcall, dynlib: "WinSCard.dll".}

pragma(lib, "winscard");
extern(Windows)
int SCardForgetReaderA(
    size_t hContext,   // UINT_PTR
    const(char)* szReaderName   // LPCSTR
);

ccall((:SCardForgetReaderA, "WinSCard.dll"), stdcall, Int32,
      (Csize_t, Cstring),
      hContext, szReaderName)
# hContext : UINT_PTR -> Csize_t
# szReaderName : LPCSTR -> Cstring
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t SCardForgetReaderA(
    uintptr_t hContext,
    const char* szReaderName);
]]
local winscard = ffi.load("winscard")
-- winscard.SCardForgetReaderA(hContext, szReaderName)
-- hContext : UINT_PTR
-- szReaderName : LPCSTR
-- 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 SCardForgetReaderA = lib.func('__stdcall', 'SCardForgetReaderA', 'int32_t', ['uintptr_t', 'str']);
// SCardForgetReaderA(hContext, szReaderName)
// hContext : UINT_PTR -> 'uintptr_t'
// szReaderName : LPCSTR -> 'str'
// 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", {
  SCardForgetReaderA: { parameters: ["usize", "buffer"], result: "i32" },
});
// lib.symbols.SCardForgetReaderA(hContext, szReaderName)
// hContext : UINT_PTR -> "usize"
// szReaderName : LPCSTR -> "buffer"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t SCardForgetReaderA(
    size_t hContext,
    const char* szReaderName);
C, "WinSCard.dll");
// $ffi->SCardForgetReaderA(hContext, szReaderName);
// hContext : UINT_PTR
// szReaderName : LPCSTR
// 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, W32APIOptions.ASCII_OPTIONS);
    int SCardForgetReaderA(
        long hContext,   // UINT_PTR
        String szReaderName   // LPCSTR
    );
}

@[Link("winscard")]
lib LibWinSCard
  fun SCardForgetReaderA = SCardForgetReaderA(
    hContext : LibC::SizeT,   # UINT_PTR
    szReaderName : UInt8*   # LPCSTR
  ) : 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 SCardForgetReaderANative = Int32 Function(UintPtr, Pointer<Utf8>);
typedef SCardForgetReaderADart = int Function(int, Pointer<Utf8>);
final SCardForgetReaderA = DynamicLibrary.open('WinSCard.dll')
    .lookupFunction<SCardForgetReaderANative, SCardForgetReaderADart>('SCardForgetReaderA');
// hContext : UINT_PTR -> UintPtr
// szReaderName : LPCSTR -> Pointer<Utf8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SCardForgetReaderA(
  hContext: NativeUInt;   // UINT_PTR
  szReaderName: PAnsiChar   // LPCSTR
): Integer; stdcall;
  external 'WinSCard.dll' name 'SCardForgetReaderA';

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

foreign import stdcall safe "SCardForgetReaderA"
  c_SCardForgetReaderA :: CUIntPtr -> CString -> IO Int32
-- hContext : UINT_PTR -> CUIntPtr
-- szReaderName : LPCSTR -> CString
-- 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 scardforgetreadera =
  foreign "SCardForgetReaderA"
    (size_t @-> string @-> returning int32_t)
(* hContext : UINT_PTR -> size_t *)
(* szReaderName : LPCSTR -> string *)
(* 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 ("SCardForgetReaderA" scard-forget-reader-a :convention :stdcall) :int32
  (h-context :uint64)   ; UINT_PTR
  (sz-reader-name :string))   ; LPCSTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SCardForgetReaderA = Win32::API::More->new('WinSCard',
    'int SCardForgetReaderA(WPARAM hContext, LPCSTR szReaderName)');
# my $ret = $SCardForgetReaderA->Call($hContext, $szReaderName);
# hContext : UINT_PTR -> WPARAM
# szReaderName : LPCSTR -> LPCSTR
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。