VariantToBooleanWithDefault

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

BOOL VariantToBooleanWithDefault(
    const VARIANT* varIn,
    BOOL fDefault
);

<DllImport("PROPSYS.dll", ExactSpelling:=True)>
Public Shared Function VariantToBooleanWithDefault(
    varIn As IntPtr,   ' VARIANT*
    fDefault As Boolean   ' BOOL
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' varIn : VARIANT*
' fDefault : BOOL
Declare PtrSafe Function VariantToBooleanWithDefault Lib "propsys" ( _
    ByVal varIn As LongPtr, _
    ByVal fDefault 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

VariantToBooleanWithDefault = ctypes.windll.propsys.VariantToBooleanWithDefault
VariantToBooleanWithDefault.restype = wintypes.BOOL
VariantToBooleanWithDefault.argtypes = [
    ctypes.c_void_p,  # varIn : VARIANT*
    wintypes.BOOL,  # fDefault : BOOL
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PROPSYS.dll')
VariantToBooleanWithDefault = Fiddle::Function.new(
  lib['VariantToBooleanWithDefault'],
  [
    Fiddle::TYPE_VOIDP,  # varIn : VARIANT*
    Fiddle::TYPE_INT,  # fDefault : BOOL
  ],
  Fiddle::TYPE_INT)

#[link(name = "propsys")]
extern "system" {
    fn VariantToBooleanWithDefault(
        varIn: *const VARIANT,  // VARIANT*
        fDefault: i32  // BOOL
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("PROPSYS.dll")]
public static extern bool VariantToBooleanWithDefault(IntPtr varIn, bool fDefault);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PROPSYS_VariantToBooleanWithDefault' -Namespace Win32 -PassThru
# $api::VariantToBooleanWithDefault(varIn, fDefault)

#uselib "PROPSYS.dll"
#func global VariantToBooleanWithDefault "VariantToBooleanWithDefault" sptr, sptr
; VariantToBooleanWithDefault varptr(varIn), fDefault   ; 戻り値は stat
; varIn : VARIANT* -> "sptr"
; fDefault : BOOL -> "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 (
	propsys = windows.NewLazySystemDLL("PROPSYS.dll")
	procVariantToBooleanWithDefault = propsys.NewProc("VariantToBooleanWithDefault")
)

// varIn (VARIANT*), fDefault (BOOL)
r1, _, err := procVariantToBooleanWithDefault.Call(
	uintptr(varIn),
	uintptr(fDefault),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function VariantToBooleanWithDefault(
  varIn: Pointer;   // VARIANT*
  fDefault: BOOL   // BOOL
): BOOL; stdcall;
  external 'PROPSYS.dll' name 'VariantToBooleanWithDefault';

result := DllCall("PROPSYS\VariantToBooleanWithDefault"
    , "Ptr", varIn   ; VARIANT*
    , "Int", fDefault   ; BOOL
    , "Int")   ; return: BOOL

●VariantToBooleanWithDefault(varIn, fDefault) = DLL("PROPSYS.dll", "bool VariantToBooleanWithDefault(void*, bool)")
# 呼び出し: VariantToBooleanWithDefault(varIn, fDefault)
# varIn : VARIANT* -> "void*"
# fDefault : BOOL -> "bool"
# 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 "propsys" fn VariantToBooleanWithDefault(
    varIn: [*c]VARIANT, // VARIANT*
    fDefault: i32 // BOOL
) callconv(std.os.windows.WINAPI) i32;

proc VariantToBooleanWithDefault(
    varIn: ptr VARIANT,  # VARIANT*
    fDefault: int32  # BOOL
): int32 {.importc: "VariantToBooleanWithDefault", stdcall, dynlib: "PROPSYS.dll".}

pragma(lib, "propsys");
extern(Windows)
int VariantToBooleanWithDefault(
    VARIANT* varIn,   // VARIANT*
    int fDefault   // BOOL
);

ccall((:VariantToBooleanWithDefault, "PROPSYS.dll"), stdcall, Int32,
      (Ptr{VARIANT}, Int32),
      varIn, fDefault)
# varIn : VARIANT* -> Ptr{VARIANT}
# fDefault : BOOL -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t VariantToBooleanWithDefault(
    void* varIn,
    int32_t fDefault);
]]
local propsys = ffi.load("propsys")
-- propsys.VariantToBooleanWithDefault(varIn, fDefault)
-- varIn : VARIANT*
-- fDefault : BOOL
-- 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('PROPSYS.dll');
const VariantToBooleanWithDefault = lib.func('__stdcall', 'VariantToBooleanWithDefault', 'int32_t', ['void *', 'int32_t']);
// VariantToBooleanWithDefault(varIn, fDefault)
// varIn : VARIANT* -> 'void *'
// fDefault : BOOL -> '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("PROPSYS.dll", {
  VariantToBooleanWithDefault: { parameters: ["pointer", "i32"], result: "i32" },
});
// lib.symbols.VariantToBooleanWithDefault(varIn, fDefault)
// varIn : VARIANT* -> "pointer"
// fDefault : BOOL -> "i32"
// 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 VariantToBooleanWithDefault(
    void* varIn,
    int32_t fDefault);
C, "PROPSYS.dll");
// $ffi->VariantToBooleanWithDefault(varIn, fDefault);
// varIn : VARIANT*
// fDefault : BOOL
// 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 Propsys extends StdCallLibrary {
    Propsys INSTANCE = Native.load("propsys", Propsys.class);
    boolean VariantToBooleanWithDefault(
        Pointer varIn,   // VARIANT*
        boolean fDefault   // BOOL
    );
}

@[Link("propsys")]
lib LibPROPSYS
  fun VariantToBooleanWithDefault = VariantToBooleanWithDefault(
    varIn : VARIANT*,   # VARIANT*
    fDefault : Int32   # BOOL
  ) : 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 VariantToBooleanWithDefaultNative = Int32 Function(Pointer<Void>, Int32);
typedef VariantToBooleanWithDefaultDart = int Function(Pointer<Void>, int);
final VariantToBooleanWithDefault = DynamicLibrary.open('PROPSYS.dll')
    .lookupFunction<VariantToBooleanWithDefaultNative, VariantToBooleanWithDefaultDart>('VariantToBooleanWithDefault');
// varIn : VARIANT* -> Pointer<Void>
// fDefault : BOOL -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function VariantToBooleanWithDefault(
  varIn: Pointer;   // VARIANT*
  fDefault: BOOL   // BOOL
): BOOL; stdcall;
  external 'PROPSYS.dll' name 'VariantToBooleanWithDefault';

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

foreign import stdcall safe "VariantToBooleanWithDefault"
  c_VariantToBooleanWithDefault :: Ptr () -> CInt -> IO CInt
-- varIn : VARIANT* -> Ptr ()
-- fDefault : BOOL -> CInt
-- 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 varianttobooleanwithdefault =
  foreign "VariantToBooleanWithDefault"
    ((ptr void) @-> int32_t @-> returning int32_t)
(* varIn : VARIANT* -> (ptr void) *)
(* fDefault : BOOL -> 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 propsys (t "PROPSYS.dll"))
(cffi:use-foreign-library propsys)

(cffi:defcfun ("VariantToBooleanWithDefault" variant-to-boolean-with-default :convention :stdcall) :int32
  (var-in :pointer)   ; VARIANT*
  (f-default :int32))   ; BOOL
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $VariantToBooleanWithDefault = Win32::API::More->new('PROPSYS',
    'BOOL VariantToBooleanWithDefault(LPVOID varIn, BOOL fDefault)');
# my $ret = $VariantToBooleanWithDefault->Call($varIn, $fDefault);
# varIn : VARIANT* -> LPVOID
# fDefault : BOOL -> BOOL
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。