HttpCreateRequestQueue

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

DWORD HttpCreateRequestQueue(
    HTTPAPI_VERSION Version,
    LPCWSTR Name,   // optional
    SECURITY_ATTRIBUTES* SecurityAttributes,   // optional
    DWORD Flags,   // optional
    HTTP_REQUEST_QUEUE_HANDLE* RequestQueueHandle
);

<DllImport("HTTPAPI.dll", ExactSpelling:=True)>
Public Shared Function HttpCreateRequestQueue(
    Version As HTTPAPI_VERSION,   ' HTTPAPI_VERSION
    <MarshalAs(UnmanagedType.LPWStr)> Name As String,   ' LPCWSTR optional
    SecurityAttributes As IntPtr,   ' SECURITY_ATTRIBUTES* optional
    Flags As UInteger,   ' DWORD optional
    RequestQueueHandle As IntPtr   ' HTTP_REQUEST_QUEUE_HANDLE* out
) As UInteger
End Function

' Version : HTTPAPI_VERSION
' Name : LPCWSTR optional
' SecurityAttributes : SECURITY_ATTRIBUTES* optional
' Flags : DWORD optional
' RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out
Declare PtrSafe Function HttpCreateRequestQueue Lib "httpapi" ( _
    ByVal Version As LongPtr, _
    ByVal Name As LongPtr, _
    ByVal SecurityAttributes As LongPtr, _
    ByVal Flags As Long, _
    ByVal RequestQueueHandle As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

HttpCreateRequestQueue = ctypes.windll.httpapi.HttpCreateRequestQueue
HttpCreateRequestQueue.restype = wintypes.DWORD
HttpCreateRequestQueue.argtypes = [
    HTTPAPI_VERSION,  # Version : HTTPAPI_VERSION
    wintypes.LPCWSTR,  # Name : LPCWSTR optional
    ctypes.c_void_p,  # SecurityAttributes : SECURITY_ATTRIBUTES* optional
    wintypes.DWORD,  # Flags : DWORD optional
    ctypes.c_void_p,  # RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('HTTPAPI.dll')
HttpCreateRequestQueue = Fiddle::Function.new(
  lib['HttpCreateRequestQueue'],
  [
    Fiddle::TYPE_VOIDP,  # Version : HTTPAPI_VERSION
    Fiddle::TYPE_VOIDP,  # Name : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # SecurityAttributes : SECURITY_ATTRIBUTES* optional
    -Fiddle::TYPE_INT,  # Flags : DWORD optional
    Fiddle::TYPE_VOIDP,  # RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "httpapi")]
extern "system" {
    fn HttpCreateRequestQueue(
        Version: HTTPAPI_VERSION,  // HTTPAPI_VERSION
        Name: *const u16,  // LPCWSTR optional
        SecurityAttributes: *mut SECURITY_ATTRIBUTES,  // SECURITY_ATTRIBUTES* optional
        Flags: u32,  // DWORD optional
        RequestQueueHandle: *mut HTTP_REQUEST_QUEUE_HANDLE  // HTTP_REQUEST_QUEUE_HANDLE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("HTTPAPI.dll")]
public static extern uint HttpCreateRequestQueue(HTTPAPI_VERSION Version, [MarshalAs(UnmanagedType.LPWStr)] string Name, IntPtr SecurityAttributes, uint Flags, IntPtr RequestQueueHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'HTTPAPI_HttpCreateRequestQueue' -Namespace Win32 -PassThru
# $api::HttpCreateRequestQueue(Version, Name, SecurityAttributes, Flags, RequestQueueHandle)

#uselib "HTTPAPI.dll"
#func global HttpCreateRequestQueue "HttpCreateRequestQueue" sptr, sptr, sptr, sptr, sptr
; HttpCreateRequestQueue Version, Name, varptr(SecurityAttributes), Flags, varptr(RequestQueueHandle)   ; 戻り値は stat
; Version : HTTPAPI_VERSION -> "sptr"
; Name : LPCWSTR optional -> "sptr"
; SecurityAttributes : SECURITY_ATTRIBUTES* optional -> "sptr"
; Flags : DWORD optional -> "sptr"
; RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out -> "sptr"
; ※値渡し構造体は直接渡せません。intにパック、または var で構造体変数を渡してください。
; ※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 (
	httpapi = windows.NewLazySystemDLL("HTTPAPI.dll")
	procHttpCreateRequestQueue = httpapi.NewProc("HttpCreateRequestQueue")
)

// Version (HTTPAPI_VERSION), Name (LPCWSTR optional), SecurityAttributes (SECURITY_ATTRIBUTES* optional), Flags (DWORD optional), RequestQueueHandle (HTTP_REQUEST_QUEUE_HANDLE* out)
r1, _, err := procHttpCreateRequestQueue.Call(
	uintptr(Version),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(Name))),
	uintptr(SecurityAttributes),
	uintptr(Flags),
	uintptr(RequestQueueHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function HttpCreateRequestQueue(
  Version: HTTPAPI_VERSION;   // HTTPAPI_VERSION
  Name: PWideChar;   // LPCWSTR optional
  SecurityAttributes: Pointer;   // SECURITY_ATTRIBUTES* optional
  Flags: DWORD;   // DWORD optional
  RequestQueueHandle: Pointer   // HTTP_REQUEST_QUEUE_HANDLE* out
): DWORD; stdcall;
  external 'HTTPAPI.dll' name 'HttpCreateRequestQueue';

result := DllCall("HTTPAPI\HttpCreateRequestQueue"
    , "Ptr", Version   ; HTTPAPI_VERSION
    , "WStr", Name   ; LPCWSTR optional
    , "Ptr", SecurityAttributes   ; SECURITY_ATTRIBUTES* optional
    , "UInt", Flags   ; DWORD optional
    , "Ptr", RequestQueueHandle   ; HTTP_REQUEST_QUEUE_HANDLE* out
    , "UInt")   ; return: DWORD

●HttpCreateRequestQueue(Version, Name, SecurityAttributes, Flags, RequestQueueHandle) = DLL("HTTPAPI.dll", "dword HttpCreateRequestQueue(void*, char*, void*, dword, void*)")
# 呼び出し: HttpCreateRequestQueue(Version, Name, SecurityAttributes, Flags, RequestQueueHandle)
# Version : HTTPAPI_VERSION -> "void*"
# Name : LPCWSTR optional -> "char*"
# SecurityAttributes : SECURITY_ATTRIBUTES* optional -> "void*"
# Flags : DWORD optional -> "dword"
# RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* 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 "httpapi" fn HttpCreateRequestQueue(
    Version: HTTPAPI_VERSION, // HTTPAPI_VERSION
    Name: [*c]const u16, // LPCWSTR optional
    SecurityAttributes: [*c]SECURITY_ATTRIBUTES, // SECURITY_ATTRIBUTES* optional
    Flags: u32, // DWORD optional
    RequestQueueHandle: [*c]HTTP_REQUEST_QUEUE_HANDLE // HTTP_REQUEST_QUEUE_HANDLE* out
) callconv(std.os.windows.WINAPI) u32;

proc HttpCreateRequestQueue(
    Version: HTTPAPI_VERSION,  # HTTPAPI_VERSION
    Name: WideCString,  # LPCWSTR optional
    SecurityAttributes: ptr SECURITY_ATTRIBUTES,  # SECURITY_ATTRIBUTES* optional
    Flags: uint32,  # DWORD optional
    RequestQueueHandle: ptr HTTP_REQUEST_QUEUE_HANDLE  # HTTP_REQUEST_QUEUE_HANDLE* out
): uint32 {.importc: "HttpCreateRequestQueue", stdcall, dynlib: "HTTPAPI.dll".}

pragma(lib, "httpapi");
extern(Windows)
uint HttpCreateRequestQueue(
    HTTPAPI_VERSION Version,   // HTTPAPI_VERSION
    const(wchar)* Name,   // LPCWSTR optional
    SECURITY_ATTRIBUTES* SecurityAttributes,   // SECURITY_ATTRIBUTES* optional
    uint Flags,   // DWORD optional
    HTTP_REQUEST_QUEUE_HANDLE* RequestQueueHandle   // HTTP_REQUEST_QUEUE_HANDLE* out
);

ccall((:HttpCreateRequestQueue, "HTTPAPI.dll"), stdcall, UInt32,
      (HTTPAPI_VERSION, Cwstring, Ptr{SECURITY_ATTRIBUTES}, UInt32, Ptr{HTTP_REQUEST_QUEUE_HANDLE}),
      Version, Name, SecurityAttributes, Flags, RequestQueueHandle)
# Version : HTTPAPI_VERSION -> HTTPAPI_VERSION
# Name : LPCWSTR optional -> Cwstring
# SecurityAttributes : SECURITY_ATTRIBUTES* optional -> Ptr{SECURITY_ATTRIBUTES}
# Flags : DWORD optional -> UInt32
# RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out -> Ptr{HTTP_REQUEST_QUEUE_HANDLE}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t HttpCreateRequestQueue(
    HTTPAPI_VERSION Version,
    const uint16_t* Name,
    void* SecurityAttributes,
    uint32_t Flags,
    void* RequestQueueHandle);
]]
local httpapi = ffi.load("httpapi")
-- httpapi.HttpCreateRequestQueue(Version, Name, SecurityAttributes, Flags, RequestQueueHandle)
-- Version : HTTPAPI_VERSION
-- Name : LPCWSTR optional
-- SecurityAttributes : SECURITY_ATTRIBUTES* optional
-- Flags : DWORD optional
-- RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* 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('HTTPAPI.dll');
const HttpCreateRequestQueue = lib.func('__stdcall', 'HttpCreateRequestQueue', 'uint32_t', ['HTTPAPI_VERSION', 'str16', 'void *', 'uint32_t', 'void *']);
// HttpCreateRequestQueue(Version, Name, SecurityAttributes, Flags, RequestQueueHandle)
// Version : HTTPAPI_VERSION -> 'HTTPAPI_VERSION'
// Name : LPCWSTR optional -> 'str16'
// SecurityAttributes : SECURITY_ATTRIBUTES* optional -> 'void *'
// Flags : DWORD optional -> 'uint32_t'
// RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out -> 'void *'
// 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", {
  HttpCreateRequestQueue: { parameters: ["buffer", "buffer", "pointer", "u32", "pointer"], result: "u32" },
});
// lib.symbols.HttpCreateRequestQueue(Version, Name, SecurityAttributes, Flags, RequestQueueHandle)
// Version : HTTPAPI_VERSION -> "buffer"
// Name : LPCWSTR optional -> "buffer"
// SecurityAttributes : SECURITY_ATTRIBUTES* optional -> "pointer"
// Flags : DWORD optional -> "u32"
// RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* 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
uint32_t HttpCreateRequestQueue(
    HTTPAPI_VERSION Version,
    const uint16_t* Name,
    void* SecurityAttributes,
    uint32_t Flags,
    void* RequestQueueHandle);
C, "HTTPAPI.dll");
// $ffi->HttpCreateRequestQueue(Version, Name, SecurityAttributes, Flags, RequestQueueHandle);
// Version : HTTPAPI_VERSION
// Name : LPCWSTR optional
// SecurityAttributes : SECURITY_ATTRIBUTES* optional
// Flags : DWORD optional
// RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* 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 Httpapi extends StdCallLibrary {
    Httpapi INSTANCE = Native.load("httpapi", Httpapi.class);
    int HttpCreateRequestQueue(
        HTTPAPI_VERSION /* extends Structure (by value) */ Version,   // HTTPAPI_VERSION
        WString Name,   // LPCWSTR optional
        Pointer SecurityAttributes,   // SECURITY_ATTRIBUTES* optional
        int Flags,   // DWORD optional
        Pointer RequestQueueHandle   // HTTP_REQUEST_QUEUE_HANDLE* out
    );
}

@[Link("httpapi")]
lib LibHTTPAPI
  fun HttpCreateRequestQueue = HttpCreateRequestQueue(
    Version : HTTPAPI_VERSION,   # HTTPAPI_VERSION
    Name : UInt16*,   # LPCWSTR optional
    SecurityAttributes : SECURITY_ATTRIBUTES*,   # SECURITY_ATTRIBUTES* optional
    Flags : UInt32,   # DWORD optional
    RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE*   # HTTP_REQUEST_QUEUE_HANDLE* out
  ) : UInt32
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 HttpCreateRequestQueueNative = Uint32 Function(HTTPAPI_VERSION, Pointer<Utf16>, Pointer<Void>, Uint32, Pointer<Void>);
typedef HttpCreateRequestQueueDart = int Function(int, Pointer<Utf16>, Pointer<Void>, int, Pointer<Void>);
final HttpCreateRequestQueue = DynamicLibrary.open('HTTPAPI.dll')
    .lookupFunction<HttpCreateRequestQueueNative, HttpCreateRequestQueueDart>('HttpCreateRequestQueue');
// Version : HTTPAPI_VERSION -> HTTPAPI_VERSION
// Name : LPCWSTR optional -> Pointer<Utf16>
// SecurityAttributes : SECURITY_ATTRIBUTES* optional -> Pointer<Void>
// Flags : DWORD optional -> Uint32
// RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function HttpCreateRequestQueue(
  Version: HTTPAPI_VERSION;   // HTTPAPI_VERSION
  Name: PWideChar;   // LPCWSTR optional
  SecurityAttributes: Pointer;   // SECURITY_ATTRIBUTES* optional
  Flags: DWORD;   // DWORD optional
  RequestQueueHandle: Pointer   // HTTP_REQUEST_QUEUE_HANDLE* out
): DWORD; stdcall;
  external 'HTTPAPI.dll' name 'HttpCreateRequestQueue';

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

foreign import stdcall safe "HttpCreateRequestQueue"
  c_HttpCreateRequestQueue :: HTTPAPI_VERSION -> CWString -> Ptr () -> Word32 -> Ptr () -> IO Word32
-- Version : HTTPAPI_VERSION -> HTTPAPI_VERSION
-- Name : LPCWSTR optional -> CWString
-- SecurityAttributes : SECURITY_ATTRIBUTES* optional -> Ptr ()
-- Flags : DWORD optional -> Word32
-- RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out -> Ptr ()
-- 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。
-- ※値渡し構造体は GHC FFI で直接渡せません。Ptr で渡すラッパ(C側)経由にしてください。

open Ctypes
open Foreign

let httpcreaterequestqueue =
  foreign "HttpCreateRequestQueue"
    (HTTPAPI_VERSION @-> (ptr uint16_t) @-> (ptr void) @-> uint32_t @-> (ptr void) @-> returning uint32_t)
(* Version : HTTPAPI_VERSION -> HTTPAPI_VERSION *)
(* Name : LPCWSTR optional -> (ptr uint16_t) *)
(* SecurityAttributes : SECURITY_ATTRIBUTES* optional -> (ptr void) *)
(* Flags : DWORD optional -> uint32_t *)
(* RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out -> (ptr void) *)
(* 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 ("HttpCreateRequestQueue" http-create-request-queue :convention :stdcall) :uint32
  (version (:struct httpapi-version))   ; HTTPAPI_VERSION
  (name (:string :encoding :utf-16le))   ; LPCWSTR optional
  (security-attributes :pointer)   ; SECURITY_ATTRIBUTES* optional
  (flags :uint32)   ; DWORD optional
  (request-queue-handle :pointer))   ; HTTP_REQUEST_QUEUE_HANDLE* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $HttpCreateRequestQueue = Win32::API::More->new('HTTPAPI',
    'DWORD HttpCreateRequestQueue(LPVOID Version, LPCWSTR Name, LPVOID SecurityAttributes, DWORD Flags, LPVOID RequestQueueHandle)');
# my $ret = $HttpCreateRequestQueue->Call($Version, $Name, $SecurityAttributes, $Flags, $RequestQueueHandle);
# Version : HTTPAPI_VERSION -> LPVOID
# Name : LPCWSTR optional -> LPCWSTR
# SecurityAttributes : SECURITY_ATTRIBUTES* optional -> LPVOID
# Flags : DWORD optional -> DWORD
# RequestQueueHandle : HTTP_REQUEST_QUEUE_HANDLE* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。