WinHttpSetProxySettingsPerUser

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

DWORD WinHttpSetProxySettingsPerUser(
    BOOL fProxySettingsPerUser
);

<DllImport("WINHTTP.dll", ExactSpelling:=True)>
Public Shared Function WinHttpSetProxySettingsPerUser(
    fProxySettingsPerUser As Boolean   ' BOOL
) As UInteger
End Function

' fProxySettingsPerUser : BOOL
Declare PtrSafe Function WinHttpSetProxySettingsPerUser Lib "winhttp" ( _
    ByVal fProxySettingsPerUser 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

WinHttpSetProxySettingsPerUser = ctypes.windll.winhttp.WinHttpSetProxySettingsPerUser
WinHttpSetProxySettingsPerUser.restype = wintypes.DWORD
WinHttpSetProxySettingsPerUser.argtypes = [
    wintypes.BOOL,  # fProxySettingsPerUser : BOOL
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINHTTP.dll')
WinHttpSetProxySettingsPerUser = Fiddle::Function.new(
  lib['WinHttpSetProxySettingsPerUser'],
  [
    Fiddle::TYPE_INT,  # fProxySettingsPerUser : BOOL
  ],
  -Fiddle::TYPE_INT)

#[link(name = "winhttp")]
extern "system" {
    fn WinHttpSetProxySettingsPerUser(
        fProxySettingsPerUser: i32  // BOOL
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINHTTP.dll")]
public static extern uint WinHttpSetProxySettingsPerUser(bool fProxySettingsPerUser);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINHTTP_WinHttpSetProxySettingsPerUser' -Namespace Win32 -PassThru
# $api::WinHttpSetProxySettingsPerUser(fProxySettingsPerUser)

#uselib "WINHTTP.dll"
#func global WinHttpSetProxySettingsPerUser "WinHttpSetProxySettingsPerUser" sptr
; WinHttpSetProxySettingsPerUser fProxySettingsPerUser   ; 戻り値は stat
; fProxySettingsPerUser : 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。

#uselib "WINHTTP.dll"
#cfunc global WinHttpSetProxySettingsPerUser "WinHttpSetProxySettingsPerUser" int
; res = WinHttpSetProxySettingsPerUser(fProxySettingsPerUser)
; fProxySettingsPerUser : BOOL -> "int"

; DWORD WinHttpSetProxySettingsPerUser(BOOL fProxySettingsPerUser)
#uselib "WINHTTP.dll"
#cfunc global WinHttpSetProxySettingsPerUser "WinHttpSetProxySettingsPerUser" int
; res = WinHttpSetProxySettingsPerUser(fProxySettingsPerUser)
; fProxySettingsPerUser : BOOL -> "int"

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

var (
	winhttp = windows.NewLazySystemDLL("WINHTTP.dll")
	procWinHttpSetProxySettingsPerUser = winhttp.NewProc("WinHttpSetProxySettingsPerUser")
)

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

function WinHttpSetProxySettingsPerUser(
  fProxySettingsPerUser: BOOL   // BOOL
): DWORD; stdcall;
  external 'WINHTTP.dll' name 'WinHttpSetProxySettingsPerUser';

result := DllCall("WINHTTP\WinHttpSetProxySettingsPerUser"
    , "Int", fProxySettingsPerUser   ; BOOL
    , "UInt")   ; return: DWORD

●WinHttpSetProxySettingsPerUser(fProxySettingsPerUser) = DLL("WINHTTP.dll", "dword WinHttpSetProxySettingsPerUser(bool)")
# 呼び出し: WinHttpSetProxySettingsPerUser(fProxySettingsPerUser)
# fProxySettingsPerUser : 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 "winhttp" fn WinHttpSetProxySettingsPerUser(
    fProxySettingsPerUser: i32 // BOOL
) callconv(std.os.windows.WINAPI) u32;

proc WinHttpSetProxySettingsPerUser(
    fProxySettingsPerUser: int32  # BOOL
): uint32 {.importc: "WinHttpSetProxySettingsPerUser", stdcall, dynlib: "WINHTTP.dll".}

pragma(lib, "winhttp");
extern(Windows)
uint WinHttpSetProxySettingsPerUser(
    int fProxySettingsPerUser   // BOOL
);

ccall((:WinHttpSetProxySettingsPerUser, "WINHTTP.dll"), stdcall, UInt32,
      (Int32,),
      fProxySettingsPerUser)
# fProxySettingsPerUser : BOOL -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t WinHttpSetProxySettingsPerUser(
    int32_t fProxySettingsPerUser);
]]
local winhttp = ffi.load("winhttp")
-- winhttp.WinHttpSetProxySettingsPerUser(fProxySettingsPerUser)
-- fProxySettingsPerUser : 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('WINHTTP.dll');
const WinHttpSetProxySettingsPerUser = lib.func('__stdcall', 'WinHttpSetProxySettingsPerUser', 'uint32_t', ['int32_t']);
// WinHttpSetProxySettingsPerUser(fProxySettingsPerUser)
// fProxySettingsPerUser : 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("WINHTTP.dll", {
  WinHttpSetProxySettingsPerUser: { parameters: ["i32"], result: "u32" },
});
// lib.symbols.WinHttpSetProxySettingsPerUser(fProxySettingsPerUser)
// fProxySettingsPerUser : 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
uint32_t WinHttpSetProxySettingsPerUser(
    int32_t fProxySettingsPerUser);
C, "WINHTTP.dll");
// $ffi->WinHttpSetProxySettingsPerUser(fProxySettingsPerUser);
// fProxySettingsPerUser : 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 Winhttp extends StdCallLibrary {
    Winhttp INSTANCE = Native.load("winhttp", Winhttp.class);
    int WinHttpSetProxySettingsPerUser(
        boolean fProxySettingsPerUser   // BOOL
    );
}

@[Link("winhttp")]
lib LibWINHTTP
  fun WinHttpSetProxySettingsPerUser = WinHttpSetProxySettingsPerUser(
    fProxySettingsPerUser : Int32   # BOOL
  ) : 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 WinHttpSetProxySettingsPerUserNative = Uint32 Function(Int32);
typedef WinHttpSetProxySettingsPerUserDart = int Function(int);
final WinHttpSetProxySettingsPerUser = DynamicLibrary.open('WINHTTP.dll')
    .lookupFunction<WinHttpSetProxySettingsPerUserNative, WinHttpSetProxySettingsPerUserDart>('WinHttpSetProxySettingsPerUser');
// fProxySettingsPerUser : BOOL -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WinHttpSetProxySettingsPerUser(
  fProxySettingsPerUser: BOOL   // BOOL
): DWORD; stdcall;
  external 'WINHTTP.dll' name 'WinHttpSetProxySettingsPerUser';

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

foreign import stdcall safe "WinHttpSetProxySettingsPerUser"
  c_WinHttpSetProxySettingsPerUser :: CInt -> IO Word32
-- fProxySettingsPerUser : 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 winhttpsetproxysettingsperuser =
  foreign "WinHttpSetProxySettingsPerUser"
    (int32_t @-> returning uint32_t)
(* fProxySettingsPerUser : 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 winhttp (t "WINHTTP.dll"))
(cffi:use-foreign-library winhttp)

(cffi:defcfun ("WinHttpSetProxySettingsPerUser" win-http-set-proxy-settings-per-user :convention :stdcall) :uint32
  (f-proxy-settings-per-user :int32))   ; BOOL
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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