HttpIsFeatureSupported

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

BOOL HttpIsFeatureSupported(
    HTTP_FEATURE_ID FeatureId
);

<DllImport("HTTPAPI.dll", ExactSpelling:=True)>
Public Shared Function HttpIsFeatureSupported(
    FeatureId As Integer   ' HTTP_FEATURE_ID
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' FeatureId : HTTP_FEATURE_ID
Declare PtrSafe Function HttpIsFeatureSupported Lib "httpapi" ( _
    ByVal FeatureId 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

HttpIsFeatureSupported = ctypes.windll.httpapi.HttpIsFeatureSupported
HttpIsFeatureSupported.restype = wintypes.BOOL
HttpIsFeatureSupported.argtypes = [
    ctypes.c_int,  # FeatureId : HTTP_FEATURE_ID
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('HTTPAPI.dll')
HttpIsFeatureSupported = Fiddle::Function.new(
  lib['HttpIsFeatureSupported'],
  [
    Fiddle::TYPE_INT,  # FeatureId : HTTP_FEATURE_ID
  ],
  Fiddle::TYPE_INT)

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

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("HTTPAPI.dll")]
public static extern bool HttpIsFeatureSupported(int FeatureId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'HTTPAPI_HttpIsFeatureSupported' -Namespace Win32 -PassThru
# $api::HttpIsFeatureSupported(FeatureId)

#uselib "HTTPAPI.dll"
#func global HttpIsFeatureSupported "HttpIsFeatureSupported" sptr
; HttpIsFeatureSupported FeatureId   ; 戻り値は stat
; FeatureId : HTTP_FEATURE_ID -> "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 "HTTPAPI.dll"
#cfunc global HttpIsFeatureSupported "HttpIsFeatureSupported" int
; res = HttpIsFeatureSupported(FeatureId)
; FeatureId : HTTP_FEATURE_ID -> "int"

; BOOL HttpIsFeatureSupported(HTTP_FEATURE_ID FeatureId)
#uselib "HTTPAPI.dll"
#cfunc global HttpIsFeatureSupported "HttpIsFeatureSupported" int
; res = HttpIsFeatureSupported(FeatureId)
; FeatureId : HTTP_FEATURE_ID -> "int"

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

var (
	httpapi = windows.NewLazySystemDLL("HTTPAPI.dll")
	procHttpIsFeatureSupported = httpapi.NewProc("HttpIsFeatureSupported")
)

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

function HttpIsFeatureSupported(
  FeatureId: Integer   // HTTP_FEATURE_ID
): BOOL; stdcall;
  external 'HTTPAPI.dll' name 'HttpIsFeatureSupported';

result := DllCall("HTTPAPI\HttpIsFeatureSupported"
    , "Int", FeatureId   ; HTTP_FEATURE_ID
    , "Int")   ; return: BOOL

●HttpIsFeatureSupported(FeatureId) = DLL("HTTPAPI.dll", "bool HttpIsFeatureSupported(int)")
# 呼び出し: HttpIsFeatureSupported(FeatureId)
# FeatureId : HTTP_FEATURE_ID -> "int"
# 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 "httpapi" fn HttpIsFeatureSupported(
    FeatureId: i32 // HTTP_FEATURE_ID
) callconv(std.os.windows.WINAPI) i32;

proc HttpIsFeatureSupported(
    FeatureId: int32  # HTTP_FEATURE_ID
): int32 {.importc: "HttpIsFeatureSupported", stdcall, dynlib: "HTTPAPI.dll".}

pragma(lib, "httpapi");
extern(Windows)
int HttpIsFeatureSupported(
    int FeatureId   // HTTP_FEATURE_ID
);

ccall((:HttpIsFeatureSupported, "HTTPAPI.dll"), stdcall, Int32,
      (Int32,),
      FeatureId)
# FeatureId : HTTP_FEATURE_ID -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t HttpIsFeatureSupported(
    int32_t FeatureId);
]]
local httpapi = ffi.load("httpapi")
-- httpapi.HttpIsFeatureSupported(FeatureId)
-- FeatureId : HTTP_FEATURE_ID
-- 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('HTTPAPI.dll');
const HttpIsFeatureSupported = lib.func('__stdcall', 'HttpIsFeatureSupported', 'int32_t', ['int32_t']);
// HttpIsFeatureSupported(FeatureId)
// FeatureId : HTTP_FEATURE_ID -> '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("HTTPAPI.dll", {
  HttpIsFeatureSupported: { parameters: ["i32"], result: "i32" },
});
// lib.symbols.HttpIsFeatureSupported(FeatureId)
// FeatureId : HTTP_FEATURE_ID -> "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 HttpIsFeatureSupported(
    int32_t FeatureId);
C, "HTTPAPI.dll");
// $ffi->HttpIsFeatureSupported(FeatureId);
// FeatureId : HTTP_FEATURE_ID
// 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 Httpapi extends StdCallLibrary {
    Httpapi INSTANCE = Native.load("httpapi", Httpapi.class);
    boolean HttpIsFeatureSupported(
        int FeatureId   // HTTP_FEATURE_ID
    );
}

@[Link("httpapi")]
lib LibHTTPAPI
  fun HttpIsFeatureSupported = HttpIsFeatureSupported(
    FeatureId : Int32   # HTTP_FEATURE_ID
  ) : 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 HttpIsFeatureSupportedNative = Int32 Function(Int32);
typedef HttpIsFeatureSupportedDart = int Function(int);
final HttpIsFeatureSupported = DynamicLibrary.open('HTTPAPI.dll')
    .lookupFunction<HttpIsFeatureSupportedNative, HttpIsFeatureSupportedDart>('HttpIsFeatureSupported');
// FeatureId : HTTP_FEATURE_ID -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function HttpIsFeatureSupported(
  FeatureId: Integer   // HTTP_FEATURE_ID
): BOOL; stdcall;
  external 'HTTPAPI.dll' name 'HttpIsFeatureSupported';

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

foreign import stdcall safe "HttpIsFeatureSupported"
  c_HttpIsFeatureSupported :: Int32 -> IO CInt
-- FeatureId : HTTP_FEATURE_ID -> 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 httpisfeaturesupported =
  foreign "HttpIsFeatureSupported"
    (int32_t @-> returning int32_t)
(* FeatureId : HTTP_FEATURE_ID -> 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 httpapi (t "HTTPAPI.dll"))
(cffi:use-foreign-library httpapi)

(cffi:defcfun ("HttpIsFeatureSupported" http-is-feature-supported :convention :stdcall) :int32
  (feature-id :int32))   ; HTTP_FEATURE_ID
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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