WinHttpCheckPlatform

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

BOOL WinHttpCheckPlatform(void);

<DllImport("WINHTTP.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WinHttpCheckPlatform() As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

Declare PtrSafe Function WinHttpCheckPlatform Lib "winhttp" () As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WinHttpCheckPlatform = ctypes.windll.winhttp.WinHttpCheckPlatform
WinHttpCheckPlatform.restype = wintypes.BOOL
WinHttpCheckPlatform.argtypes = []
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINHTTP.dll')
WinHttpCheckPlatform = Fiddle::Function.new(
  lib['WinHttpCheckPlatform'],
  [],
  Fiddle::TYPE_INT)

#[link(name = "winhttp")]
extern "system" {
    fn WinHttpCheckPlatform() -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINHTTP.dll", SetLastError = true)]
public static extern bool WinHttpCheckPlatform();
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINHTTP_WinHttpCheckPlatform' -Namespace Win32 -PassThru
# $api::WinHttpCheckPlatform()

#uselib "WINHTTP.dll"
#func global WinHttpCheckPlatform "WinHttpCheckPlatform"
; WinHttpCheckPlatform   ; 戻り値は stat
; ※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 "WINHTTP.dll"
#cfunc global WinHttpCheckPlatform "WinHttpCheckPlatform"
; res = WinHttpCheckPlatform()

; BOOL WinHttpCheckPlatform()
#uselib "WINHTTP.dll"
#cfunc global WinHttpCheckPlatform "WinHttpCheckPlatform"
; res = WinHttpCheckPlatform()

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

var (
	winhttp = windows.NewLazySystemDLL("WINHTTP.dll")
	procWinHttpCheckPlatform = winhttp.NewProc("WinHttpCheckPlatform")
)

r1, _, err := procWinHttpCheckPlatform.Call()
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function WinHttpCheckPlatform: BOOL; stdcall;
  external 'WINHTTP.dll' name 'WinHttpCheckPlatform';

result := DllCall("WINHTTP\WinHttpCheckPlatform", "Int")

●WinHttpCheckPlatform() = DLL("WINHTTP.dll", "bool WinHttpCheckPlatform()")
# 呼び出し: WinHttpCheckPlatform()
# 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 "winhttp" fn WinHttpCheckPlatform() callconv(std.os.windows.WINAPI) i32;

proc WinHttpCheckPlatform(): int32 {.importc: "WinHttpCheckPlatform", stdcall, dynlib: "WINHTTP.dll".}

pragma(lib, "winhttp");
extern(Windows)
int WinHttpCheckPlatform();

ccall((:WinHttpCheckPlatform, "WINHTTP.dll"), stdcall, Int32,
      (),
      )
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t WinHttpCheckPlatform(void);
]]
local winhttp = ffi.load("winhttp")
-- winhttp.WinHttpCheckPlatform()
-- 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('WINHTTP.dll');
const WinHttpCheckPlatform = lib.func('__stdcall', 'WinHttpCheckPlatform', 'int32_t', []);
// WinHttpCheckPlatform()
// 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("WINHTTP.dll", {
  WinHttpCheckPlatform: { parameters: [], result: "i32" },
});
// lib.symbols.WinHttpCheckPlatform()
// 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 WinHttpCheckPlatform(void);
C, "WINHTTP.dll");
// $ffi->WinHttpCheckPlatform();
// 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 Winhttp extends StdCallLibrary {
    Winhttp INSTANCE = Native.load("winhttp", Winhttp.class);
    boolean WinHttpCheckPlatform();
}

@[Link("winhttp")]
lib LibWINHTTP
  fun WinHttpCheckPlatform = WinHttpCheckPlatform() : 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 WinHttpCheckPlatformNative = Int32 Function();
typedef WinHttpCheckPlatformDart = int Function();
final WinHttpCheckPlatform = DynamicLibrary.open('WINHTTP.dll')
    .lookupFunction<WinHttpCheckPlatformNative, WinHttpCheckPlatformDart>('WinHttpCheckPlatform');
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WinHttpCheckPlatform: BOOL; stdcall;
  external 'WINHTTP.dll' name 'WinHttpCheckPlatform';

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

foreign import stdcall safe "WinHttpCheckPlatform"
  c_WinHttpCheckPlatform :: IO 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 winhttpcheckplatform =
  foreign "WinHttpCheckPlatform"
    (void @-> returning 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 winhttp (t "WINHTTP.dll"))
(cffi:use-foreign-library winhttp)

(cffi:defcfun ("WinHttpCheckPlatform" win-http-check-platform :convention :stdcall) :int32)
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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