SetupGetIntField

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

BOOL SetupGetIntField(
    INFCONTEXT* Context,
    DWORD FieldIndex,
    INT* IntegerValue
);

<DllImport("SETUPAPI.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetupGetIntField(
    Context As IntPtr,   ' INFCONTEXT*
    FieldIndex As UInteger,   ' DWORD
    <Out> ByRef IntegerValue As Integer   ' INT* out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' Context : INFCONTEXT*
' FieldIndex : DWORD
' IntegerValue : INT* out
Declare PtrSafe Function SetupGetIntField Lib "setupapi" ( _
    ByVal Context As LongPtr, _
    ByVal FieldIndex As Long, _
    ByRef IntegerValue 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

SetupGetIntField = ctypes.windll.setupapi.SetupGetIntField
SetupGetIntField.restype = wintypes.BOOL
SetupGetIntField.argtypes = [
    ctypes.c_void_p,  # Context : INFCONTEXT*
    wintypes.DWORD,  # FieldIndex : DWORD
    ctypes.POINTER(ctypes.c_int),  # IntegerValue : INT* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SETUPAPI.dll')
SetupGetIntField = Fiddle::Function.new(
  lib['SetupGetIntField'],
  [
    Fiddle::TYPE_VOIDP,  # Context : INFCONTEXT*
    -Fiddle::TYPE_INT,  # FieldIndex : DWORD
    Fiddle::TYPE_VOIDP,  # IntegerValue : INT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "setupapi")]
extern "system" {
    fn SetupGetIntField(
        Context: *mut INFCONTEXT,  // INFCONTEXT*
        FieldIndex: u32,  // DWORD
        IntegerValue: *mut i32  // INT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SETUPAPI.dll", SetLastError = true)]
public static extern bool SetupGetIntField(IntPtr Context, uint FieldIndex, out int IntegerValue);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SETUPAPI_SetupGetIntField' -Namespace Win32 -PassThru
# $api::SetupGetIntField(Context, FieldIndex, IntegerValue)

#uselib "SETUPAPI.dll"
#func global SetupGetIntField "SetupGetIntField" sptr, sptr, sptr
; SetupGetIntField varptr(Context), FieldIndex, varptr(IntegerValue)   ; 戻り値は stat
; Context : INFCONTEXT* -> "sptr"
; FieldIndex : DWORD -> "sptr"
; IntegerValue : INT* 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 (
	setupapi = windows.NewLazySystemDLL("SETUPAPI.dll")
	procSetupGetIntField = setupapi.NewProc("SetupGetIntField")
)

// Context (INFCONTEXT*), FieldIndex (DWORD), IntegerValue (INT* out)
r1, _, err := procSetupGetIntField.Call(
	uintptr(Context),
	uintptr(FieldIndex),
	uintptr(IntegerValue),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetupGetIntField(
  Context: Pointer;   // INFCONTEXT*
  FieldIndex: DWORD;   // DWORD
  IntegerValue: Pointer   // INT* out
): BOOL; stdcall;
  external 'SETUPAPI.dll' name 'SetupGetIntField';

result := DllCall("SETUPAPI\SetupGetIntField"
    , "Ptr", Context   ; INFCONTEXT*
    , "UInt", FieldIndex   ; DWORD
    , "Ptr", IntegerValue   ; INT* out
    , "Int")   ; return: BOOL

●SetupGetIntField(Context, FieldIndex, IntegerValue) = DLL("SETUPAPI.dll", "bool SetupGetIntField(void*, dword, void*)")
# 呼び出し: SetupGetIntField(Context, FieldIndex, IntegerValue)
# Context : INFCONTEXT* -> "void*"
# FieldIndex : DWORD -> "dword"
# IntegerValue : INT* 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 "setupapi" fn SetupGetIntField(
    Context: [*c]INFCONTEXT, // INFCONTEXT*
    FieldIndex: u32, // DWORD
    IntegerValue: [*c]i32 // INT* out
) callconv(std.os.windows.WINAPI) i32;

proc SetupGetIntField(
    Context: ptr INFCONTEXT,  # INFCONTEXT*
    FieldIndex: uint32,  # DWORD
    IntegerValue: ptr int32  # INT* out
): int32 {.importc: "SetupGetIntField", stdcall, dynlib: "SETUPAPI.dll".}

pragma(lib, "setupapi");
extern(Windows)
int SetupGetIntField(
    INFCONTEXT* Context,   // INFCONTEXT*
    uint FieldIndex,   // DWORD
    int* IntegerValue   // INT* out
);

ccall((:SetupGetIntField, "SETUPAPI.dll"), stdcall, Int32,
      (Ptr{INFCONTEXT}, UInt32, Ptr{Int32}),
      Context, FieldIndex, IntegerValue)
# Context : INFCONTEXT* -> Ptr{INFCONTEXT}
# FieldIndex : DWORD -> UInt32
# IntegerValue : INT* out -> Ptr{Int32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t SetupGetIntField(
    void* Context,
    uint32_t FieldIndex,
    int32_t* IntegerValue);
]]
local setupapi = ffi.load("setupapi")
-- setupapi.SetupGetIntField(Context, FieldIndex, IntegerValue)
-- Context : INFCONTEXT*
-- FieldIndex : DWORD
-- IntegerValue : INT* 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('SETUPAPI.dll');
const SetupGetIntField = lib.func('__stdcall', 'SetupGetIntField', 'int32_t', ['void *', 'uint32_t', 'int32_t *']);
// SetupGetIntField(Context, FieldIndex, IntegerValue)
// Context : INFCONTEXT* -> 'void *'
// FieldIndex : DWORD -> 'uint32_t'
// IntegerValue : INT* out -> 'int32_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("SETUPAPI.dll", {
  SetupGetIntField: { parameters: ["pointer", "u32", "pointer"], result: "i32" },
});
// lib.symbols.SetupGetIntField(Context, FieldIndex, IntegerValue)
// Context : INFCONTEXT* -> "pointer"
// FieldIndex : DWORD -> "u32"
// IntegerValue : INT* 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 SetupGetIntField(
    void* Context,
    uint32_t FieldIndex,
    int32_t* IntegerValue);
C, "SETUPAPI.dll");
// $ffi->SetupGetIntField(Context, FieldIndex, IntegerValue);
// Context : INFCONTEXT*
// FieldIndex : DWORD
// IntegerValue : INT* 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 Setupapi extends StdCallLibrary {
    Setupapi INSTANCE = Native.load("setupapi", Setupapi.class);
    boolean SetupGetIntField(
        Pointer Context,   // INFCONTEXT*
        int FieldIndex,   // DWORD
        IntByReference IntegerValue   // INT* out
    );
}

@[Link("setupapi")]
lib LibSETUPAPI
  fun SetupGetIntField = SetupGetIntField(
    Context : INFCONTEXT*,   # INFCONTEXT*
    FieldIndex : UInt32,   # DWORD
    IntegerValue : Int32*   # INT* 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 SetupGetIntFieldNative = Int32 Function(Pointer<Void>, Uint32, Pointer<Int32>);
typedef SetupGetIntFieldDart = int Function(Pointer<Void>, int, Pointer<Int32>);
final SetupGetIntField = DynamicLibrary.open('SETUPAPI.dll')
    .lookupFunction<SetupGetIntFieldNative, SetupGetIntFieldDart>('SetupGetIntField');
// Context : INFCONTEXT* -> Pointer<Void>
// FieldIndex : DWORD -> Uint32
// IntegerValue : INT* out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SetupGetIntField(
  Context: Pointer;   // INFCONTEXT*
  FieldIndex: DWORD;   // DWORD
  IntegerValue: Pointer   // INT* out
): BOOL; stdcall;
  external 'SETUPAPI.dll' name 'SetupGetIntField';

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

foreign import stdcall safe "SetupGetIntField"
  c_SetupGetIntField :: Ptr () -> Word32 -> Ptr Int32 -> IO CInt
-- Context : INFCONTEXT* -> Ptr ()
-- FieldIndex : DWORD -> Word32
-- IntegerValue : INT* out -> Ptr Int32
-- 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 setupgetintfield =
  foreign "SetupGetIntField"
    ((ptr void) @-> uint32_t @-> (ptr int32_t) @-> returning int32_t)
(* Context : INFCONTEXT* -> (ptr void) *)
(* FieldIndex : DWORD -> uint32_t *)
(* IntegerValue : INT* out -> (ptr int32_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 setupapi (t "SETUPAPI.dll"))
(cffi:use-foreign-library setupapi)

(cffi:defcfun ("SetupGetIntField" setup-get-int-field :convention :stdcall) :int32
  (context :pointer)   ; INFCONTEXT*
  (field-index :uint32)   ; DWORD
  (integer-value :pointer))   ; INT* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SetupGetIntField = Win32::API::More->new('SETUPAPI',
    'BOOL SetupGetIntField(LPVOID Context, DWORD FieldIndex, LPVOID IntegerValue)');
# my $ret = $SetupGetIntField->Call($Context, $FieldIndex, $IntegerValue);
# Context : INFCONTEXT* -> LPVOID
# FieldIndex : DWORD -> DWORD
# IntegerValue : INT* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。