SetupAdjustDiskSpaceListW

// SETUPAPI.dll  (Unicode / -W)
#include <windows.h>

BOOL SetupAdjustDiskSpaceListW(
    void* DiskSpace,
    LPCWSTR DriveRoot,
    LONGLONG Amount,
    void* Reserved1,   // optional
    DWORD Reserved2   // optional
);

<DllImport("SETUPAPI.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetupAdjustDiskSpaceListW(
    DiskSpace As IntPtr,   ' void*
    <MarshalAs(UnmanagedType.LPWStr)> DriveRoot As String,   ' LPCWSTR
    Amount As Long,   ' LONGLONG
    Reserved1 As IntPtr,   ' void* optional
    Reserved2 As UInteger   ' DWORD optional
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' DiskSpace : void*
' DriveRoot : LPCWSTR
' Amount : LONGLONG
' Reserved1 : void* optional
' Reserved2 : DWORD optional
Declare PtrSafe Function SetupAdjustDiskSpaceListW Lib "setupapi" ( _
    ByVal DiskSpace As LongPtr, _
    ByVal DriveRoot As LongPtr, _
    ByVal Amount As LongLong, _
    ByVal Reserved1 As LongPtr, _
    ByVal Reserved2 As Long) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

SetupAdjustDiskSpaceListW = ctypes.windll.setupapi.SetupAdjustDiskSpaceListW
SetupAdjustDiskSpaceListW.restype = wintypes.BOOL
SetupAdjustDiskSpaceListW.argtypes = [
    ctypes.POINTER(None),  # DiskSpace : void*
    wintypes.LPCWSTR,  # DriveRoot : LPCWSTR
    ctypes.c_longlong,  # Amount : LONGLONG
    ctypes.POINTER(None),  # Reserved1 : void* optional
    wintypes.DWORD,  # Reserved2 : DWORD optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SETUPAPI.dll')
SetupAdjustDiskSpaceListW = Fiddle::Function.new(
  lib['SetupAdjustDiskSpaceListW'],
  [
    Fiddle::TYPE_VOIDP,  # DiskSpace : void*
    Fiddle::TYPE_VOIDP,  # DriveRoot : LPCWSTR
    Fiddle::TYPE_LONG_LONG,  # Amount : LONGLONG
    Fiddle::TYPE_VOIDP,  # Reserved1 : void* optional
    -Fiddle::TYPE_INT,  # Reserved2 : DWORD optional
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "setupapi")]
extern "system" {
    fn SetupAdjustDiskSpaceListW(
        DiskSpace: *mut (),  // void*
        DriveRoot: *const u16,  // LPCWSTR
        Amount: i64,  // LONGLONG
        Reserved1: *mut (),  // void* optional
        Reserved2: u32  // DWORD optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("SETUPAPI.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern bool SetupAdjustDiskSpaceListW(IntPtr DiskSpace, [MarshalAs(UnmanagedType.LPWStr)] string DriveRoot, long Amount, IntPtr Reserved1, uint Reserved2);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SETUPAPI_SetupAdjustDiskSpaceListW' -Namespace Win32 -PassThru
# $api::SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2)

#uselib "SETUPAPI.dll"
#func global SetupAdjustDiskSpaceListW "SetupAdjustDiskSpaceListW" wptr, wptr, wptr, wptr, wptr
; SetupAdjustDiskSpaceListW DiskSpace, DriveRoot, Amount, Reserved1, Reserved2   ; 戻り値は stat
; DiskSpace : void* -> "wptr"
; DriveRoot : LPCWSTR -> "wptr"
; Amount : LONGLONG -> "wptr"
; Reserved1 : void* optional -> "wptr"
; Reserved2 : DWORD optional -> "wptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "SETUPAPI.dll"
#cfunc global SetupAdjustDiskSpaceListW "SetupAdjustDiskSpaceListW" sptr, wstr, int64, sptr, int
; res = SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2)
; DiskSpace : void* -> "sptr"
; DriveRoot : LPCWSTR -> "wstr"
; Amount : LONGLONG -> "int64"
; Reserved1 : void* optional -> "sptr"
; Reserved2 : DWORD optional -> "int"
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; BOOL SetupAdjustDiskSpaceListW(void* DiskSpace, LPCWSTR DriveRoot, LONGLONG Amount, void* Reserved1, DWORD Reserved2)
#uselib "SETUPAPI.dll"
#cfunc global SetupAdjustDiskSpaceListW "SetupAdjustDiskSpaceListW" intptr, wstr, int64, intptr, int
; res = SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2)
; DiskSpace : void* -> "intptr"
; DriveRoot : LPCWSTR -> "wstr"
; Amount : LONGLONG -> "int64"
; Reserved1 : void* optional -> "intptr"
; Reserved2 : DWORD optional -> "int"

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

var (
	setupapi = windows.NewLazySystemDLL("SETUPAPI.dll")
	procSetupAdjustDiskSpaceListW = setupapi.NewProc("SetupAdjustDiskSpaceListW")
)

// DiskSpace (void*), DriveRoot (LPCWSTR), Amount (LONGLONG), Reserved1 (void* optional), Reserved2 (DWORD optional)
r1, _, err := procSetupAdjustDiskSpaceListW.Call(
	uintptr(DiskSpace),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(DriveRoot))),
	uintptr(Amount),
	uintptr(Reserved1),
	uintptr(Reserved2),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetupAdjustDiskSpaceListW(
  DiskSpace: Pointer;   // void*
  DriveRoot: PWideChar;   // LPCWSTR
  Amount: Int64;   // LONGLONG
  Reserved1: Pointer;   // void* optional
  Reserved2: DWORD   // DWORD optional
): BOOL; stdcall;
  external 'SETUPAPI.dll' name 'SetupAdjustDiskSpaceListW';

result := DllCall("SETUPAPI\SetupAdjustDiskSpaceListW"
    , "Ptr", DiskSpace   ; void*
    , "WStr", DriveRoot   ; LPCWSTR
    , "Int64", Amount   ; LONGLONG
    , "Ptr", Reserved1   ; void* optional
    , "UInt", Reserved2   ; DWORD optional
    , "Int")   ; return: BOOL

●SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2) = DLL("SETUPAPI.dll", "bool SetupAdjustDiskSpaceListW(void*, char*, int64, void*, dword)")
# 呼び出し: SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2)
# DiskSpace : void* -> "void*"
# DriveRoot : LPCWSTR -> "char*"
# Amount : LONGLONG -> "int64"
# Reserved1 : void* optional -> "void*"
# Reserved2 : DWORD optional -> "dword"
# 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。

const std = @import("std");

extern "setupapi" fn SetupAdjustDiskSpaceListW(
    DiskSpace: ?*anyopaque, // void*
    DriveRoot: [*c]const u16, // LPCWSTR
    Amount: i64, // LONGLONG
    Reserved1: ?*anyopaque, // void* optional
    Reserved2: u32 // DWORD optional
) callconv(std.os.windows.WINAPI) i32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc SetupAdjustDiskSpaceListW(
    DiskSpace: pointer,  # void*
    DriveRoot: WideCString,  # LPCWSTR
    Amount: int64,  # LONGLONG
    Reserved1: pointer,  # void* optional
    Reserved2: uint32  # DWORD optional
): int32 {.importc: "SetupAdjustDiskSpaceListW", stdcall, dynlib: "SETUPAPI.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "setupapi");
extern(Windows)
int SetupAdjustDiskSpaceListW(
    void* DiskSpace,   // void*
    const(wchar)* DriveRoot,   // LPCWSTR
    long Amount,   // LONGLONG
    void* Reserved1,   // void* optional
    uint Reserved2   // DWORD optional
);

ccall((:SetupAdjustDiskSpaceListW, "SETUPAPI.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Cwstring, Int64, Ptr{Cvoid}, UInt32),
      DiskSpace, DriveRoot, Amount, Reserved1, Reserved2)
# DiskSpace : void* -> Ptr{Cvoid}
# DriveRoot : LPCWSTR -> Cwstring
# Amount : LONGLONG -> Int64
# Reserved1 : void* optional -> Ptr{Cvoid}
# Reserved2 : DWORD optional -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
int32_t SetupAdjustDiskSpaceListW(
    void* DiskSpace,
    const uint16_t* DriveRoot,
    int64_t Amount,
    void* Reserved1,
    uint32_t Reserved2);
]]
local setupapi = ffi.load("setupapi")
-- setupapi.SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2)
-- DiskSpace : void*
-- DriveRoot : LPCWSTR
-- Amount : LONGLONG
-- Reserved1 : void* optional
-- Reserved2 : DWORD optional
-- 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。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('SETUPAPI.dll');
const SetupAdjustDiskSpaceListW = lib.func('__stdcall', 'SetupAdjustDiskSpaceListW', 'int32_t', ['void *', 'str16', 'int64_t', 'void *', 'uint32_t']);
// SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2)
// DiskSpace : void* -> 'void *'
// DriveRoot : LPCWSTR -> 'str16'
// Amount : LONGLONG -> 'int64_t'
// Reserved1 : void* optional -> 'void *'
// Reserved2 : DWORD optional -> 'uint32_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("SETUPAPI.dll", {
  SetupAdjustDiskSpaceListW: { parameters: ["pointer", "buffer", "i64", "pointer", "u32"], result: "i32" },
});
// lib.symbols.SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2)
// DiskSpace : void* -> "pointer"
// DriveRoot : LPCWSTR -> "buffer"
// Amount : LONGLONG -> "i64"
// Reserved1 : void* optional -> "pointer"
// Reserved2 : DWORD optional -> "u32"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)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 SetupAdjustDiskSpaceListW(
    void* DiskSpace,
    const uint16_t* DriveRoot,
    int64_t Amount,
    void* Reserved1,
    uint32_t Reserved2);
C, "SETUPAPI.dll");
// $ffi->SetupAdjustDiskSpaceListW(DiskSpace, DriveRoot, Amount, Reserved1, Reserved2);
// DiskSpace : void*
// DriveRoot : LPCWSTR
// Amount : LONGLONG
// Reserved1 : void* optional
// Reserved2 : DWORD optional
// 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 Setupapi extends StdCallLibrary {
    Setupapi INSTANCE = Native.load("setupapi", Setupapi.class, W32APIOptions.UNICODE_OPTIONS);
    boolean SetupAdjustDiskSpaceListW(
        Pointer DiskSpace,   // void*
        WString DriveRoot,   // LPCWSTR
        long Amount,   // LONGLONG
        Pointer Reserved1,   // void* optional
        int Reserved2   // DWORD optional
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("setupapi")]
lib LibSETUPAPI
  fun SetupAdjustDiskSpaceListW = SetupAdjustDiskSpaceListW(
    DiskSpace : Void*,   # void*
    DriveRoot : UInt16*,   # LPCWSTR
    Amount : Int64,   # LONGLONG
    Reserved1 : Void*,   # void* optional
    Reserved2 : UInt32   # DWORD optional
  ) : 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 SetupAdjustDiskSpaceListWNative = Int32 Function(Pointer<Void>, Pointer<Utf16>, Int64, Pointer<Void>, Uint32);
typedef SetupAdjustDiskSpaceListWDart = int Function(Pointer<Void>, Pointer<Utf16>, int, Pointer<Void>, int);
final SetupAdjustDiskSpaceListW = DynamicLibrary.open('SETUPAPI.dll')
    .lookupFunction<SetupAdjustDiskSpaceListWNative, SetupAdjustDiskSpaceListWDart>('SetupAdjustDiskSpaceListW');
// DiskSpace : void* -> Pointer<Void>
// DriveRoot : LPCWSTR -> Pointer<Utf16>
// Amount : LONGLONG -> Int64
// Reserved1 : void* optional -> Pointer<Void>
// Reserved2 : DWORD optional -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SetupAdjustDiskSpaceListW(
  DiskSpace: Pointer;   // void*
  DriveRoot: PWideChar;   // LPCWSTR
  Amount: Int64;   // LONGLONG
  Reserved1: Pointer;   // void* optional
  Reserved2: DWORD   // DWORD optional
): BOOL; stdcall;
  external 'SETUPAPI.dll' name 'SetupAdjustDiskSpaceListW';

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

foreign import stdcall safe "SetupAdjustDiskSpaceListW"
  c_SetupAdjustDiskSpaceListW :: Ptr () -> CWString -> Int64 -> Ptr () -> Word32 -> IO CInt
-- DiskSpace : void* -> Ptr ()
-- DriveRoot : LPCWSTR -> CWString
-- Amount : LONGLONG -> Int64
-- Reserved1 : void* optional -> Ptr ()
-- Reserved2 : DWORD optional -> Word32
-- 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 setupadjustdiskspacelistw =
  foreign "SetupAdjustDiskSpaceListW"
    ((ptr void) @-> (ptr uint16_t) @-> int64_t @-> (ptr void) @-> uint32_t @-> returning int32_t)
(* DiskSpace : void* -> (ptr void) *)
(* DriveRoot : LPCWSTR -> (ptr uint16_t) *)
(* Amount : LONGLONG -> int64_t *)
(* Reserved1 : void* optional -> (ptr void) *)
(* Reserved2 : DWORD optional -> uint32_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 setupapi (t "SETUPAPI.dll"))
(cffi:use-foreign-library setupapi)

(cffi:defcfun ("SetupAdjustDiskSpaceListW" setup-adjust-disk-space-list-w :convention :stdcall) :int32
  (disk-space :pointer)   ; void*
  (drive-root (:string :encoding :utf-16le))   ; LPCWSTR
  (amount :int64)   ; LONGLONG
  (reserved1 :pointer)   ; void* optional
  (reserved2 :uint32))   ; DWORD optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SetupAdjustDiskSpaceListW = Win32::API::More->new('SETUPAPI',
    'BOOL SetupAdjustDiskSpaceListW(LPVOID DiskSpace, LPCWSTR DriveRoot, INT64 Amount, LPVOID Reserved1, DWORD Reserved2)');
# my $ret = $SetupAdjustDiskSpaceListW->Call($DiskSpace, $DriveRoot, $Amount, $Reserved1, $Reserved2);
# DiskSpace : void* -> LPVOID
# DriveRoot : LPCWSTR -> LPCWSTR
# Amount : LONGLONG -> INT64
# Reserved1 : void* optional -> LPVOID
# Reserved2 : DWORD optional -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。