XInputGetCapabilities

// xinput1_4.dll
#include <windows.h>

DWORD XInputGetCapabilities(
    DWORD dwUserIndex,
    XINPUT_FLAG dwFlags,
    XINPUT_CAPABILITIES* pCapabilities
);

<DllImport("xinput1_4.dll", ExactSpelling:=True)>
Public Shared Function XInputGetCapabilities(
    dwUserIndex As UInteger,   ' DWORD
    dwFlags As UInteger,   ' XINPUT_FLAG
    pCapabilities As IntPtr   ' XINPUT_CAPABILITIES* out
) As UInteger
End Function

' dwUserIndex : DWORD
' dwFlags : XINPUT_FLAG
' pCapabilities : XINPUT_CAPABILITIES* out
Declare PtrSafe Function XInputGetCapabilities Lib "xinput1_4" ( _
    ByVal dwUserIndex As Long, _
    ByVal dwFlags As Long, _
    ByVal pCapabilities 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

XInputGetCapabilities = ctypes.windll.xinput1_4.XInputGetCapabilities
XInputGetCapabilities.restype = wintypes.DWORD
XInputGetCapabilities.argtypes = [
    wintypes.DWORD,  # dwUserIndex : DWORD
    wintypes.DWORD,  # dwFlags : XINPUT_FLAG
    ctypes.c_void_p,  # pCapabilities : XINPUT_CAPABILITIES* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('xinput1_4.dll')
XInputGetCapabilities = Fiddle::Function.new(
  lib['XInputGetCapabilities'],
  [
    -Fiddle::TYPE_INT,  # dwUserIndex : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : XINPUT_FLAG
    Fiddle::TYPE_VOIDP,  # pCapabilities : XINPUT_CAPABILITIES* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "xinput1_4")]
extern "system" {
    fn XInputGetCapabilities(
        dwUserIndex: u32,  // DWORD
        dwFlags: u32,  // XINPUT_FLAG
        pCapabilities: *mut XINPUT_CAPABILITIES  // XINPUT_CAPABILITIES* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("xinput1_4.dll")]
public static extern uint XInputGetCapabilities(uint dwUserIndex, uint dwFlags, IntPtr pCapabilities);
"@
$api = Add-Type -MemberDefinition $sig -Name 'xinput1_4_XInputGetCapabilities' -Namespace Win32 -PassThru
# $api::XInputGetCapabilities(dwUserIndex, dwFlags, pCapabilities)

#uselib "xinput1_4.dll"
#func global XInputGetCapabilities "XInputGetCapabilities" sptr, sptr, sptr
; XInputGetCapabilities dwUserIndex, dwFlags, varptr(pCapabilities)   ; 戻り値は stat
; dwUserIndex : DWORD -> "sptr"
; dwFlags : XINPUT_FLAG -> "sptr"
; pCapabilities : XINPUT_CAPABILITIES* out -> "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。

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

var (
	xinput1_4 = windows.NewLazySystemDLL("xinput1_4.dll")
	procXInputGetCapabilities = xinput1_4.NewProc("XInputGetCapabilities")
)

// dwUserIndex (DWORD), dwFlags (XINPUT_FLAG), pCapabilities (XINPUT_CAPABILITIES* out)
r1, _, err := procXInputGetCapabilities.Call(
	uintptr(dwUserIndex),
	uintptr(dwFlags),
	uintptr(pCapabilities),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function XInputGetCapabilities(
  dwUserIndex: DWORD;   // DWORD
  dwFlags: DWORD;   // XINPUT_FLAG
  pCapabilities: Pointer   // XINPUT_CAPABILITIES* out
): DWORD; stdcall;
  external 'xinput1_4.dll' name 'XInputGetCapabilities';

result := DllCall("xinput1_4\XInputGetCapabilities"
    , "UInt", dwUserIndex   ; DWORD
    , "UInt", dwFlags   ; XINPUT_FLAG
    , "Ptr", pCapabilities   ; XINPUT_CAPABILITIES* out
    , "UInt")   ; return: DWORD

●XInputGetCapabilities(dwUserIndex, dwFlags, pCapabilities) = DLL("xinput1_4.dll", "dword XInputGetCapabilities(dword, dword, void*)")
# 呼び出し: XInputGetCapabilities(dwUserIndex, dwFlags, pCapabilities)
# dwUserIndex : DWORD -> "dword"
# dwFlags : XINPUT_FLAG -> "dword"
# pCapabilities : XINPUT_CAPABILITIES* 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 "xinput1_4" fn XInputGetCapabilities(
    dwUserIndex: u32, // DWORD
    dwFlags: u32, // XINPUT_FLAG
    pCapabilities: [*c]XINPUT_CAPABILITIES // XINPUT_CAPABILITIES* out
) callconv(std.os.windows.WINAPI) u32;

proc XInputGetCapabilities(
    dwUserIndex: uint32,  # DWORD
    dwFlags: uint32,  # XINPUT_FLAG
    pCapabilities: ptr XINPUT_CAPABILITIES  # XINPUT_CAPABILITIES* out
): uint32 {.importc: "XInputGetCapabilities", stdcall, dynlib: "xinput1_4.dll".}

pragma(lib, "xinput1_4");
extern(Windows)
uint XInputGetCapabilities(
    uint dwUserIndex,   // DWORD
    uint dwFlags,   // XINPUT_FLAG
    XINPUT_CAPABILITIES* pCapabilities   // XINPUT_CAPABILITIES* out
);

ccall((:XInputGetCapabilities, "xinput1_4.dll"), stdcall, UInt32,
      (UInt32, UInt32, Ptr{XINPUT_CAPABILITIES}),
      dwUserIndex, dwFlags, pCapabilities)
# dwUserIndex : DWORD -> UInt32
# dwFlags : XINPUT_FLAG -> UInt32
# pCapabilities : XINPUT_CAPABILITIES* out -> Ptr{XINPUT_CAPABILITIES}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t XInputGetCapabilities(
    uint32_t dwUserIndex,
    uint32_t dwFlags,
    void* pCapabilities);
]]
local xinput1_4 = ffi.load("xinput1_4")
-- xinput1_4.XInputGetCapabilities(dwUserIndex, dwFlags, pCapabilities)
-- dwUserIndex : DWORD
-- dwFlags : XINPUT_FLAG
-- pCapabilities : XINPUT_CAPABILITIES* 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('xinput1_4.dll');
const XInputGetCapabilities = lib.func('__stdcall', 'XInputGetCapabilities', 'uint32_t', ['uint32_t', 'uint32_t', 'void *']);
// XInputGetCapabilities(dwUserIndex, dwFlags, pCapabilities)
// dwUserIndex : DWORD -> 'uint32_t'
// dwFlags : XINPUT_FLAG -> 'uint32_t'
// pCapabilities : XINPUT_CAPABILITIES* 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("xinput1_4.dll", {
  XInputGetCapabilities: { parameters: ["u32", "u32", "pointer"], result: "u32" },
});
// lib.symbols.XInputGetCapabilities(dwUserIndex, dwFlags, pCapabilities)
// dwUserIndex : DWORD -> "u32"
// dwFlags : XINPUT_FLAG -> "u32"
// pCapabilities : XINPUT_CAPABILITIES* 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 XInputGetCapabilities(
    uint32_t dwUserIndex,
    uint32_t dwFlags,
    void* pCapabilities);
C, "xinput1_4.dll");
// $ffi->XInputGetCapabilities(dwUserIndex, dwFlags, pCapabilities);
// dwUserIndex : DWORD
// dwFlags : XINPUT_FLAG
// pCapabilities : XINPUT_CAPABILITIES* 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 Xinput1_4 extends StdCallLibrary {
    Xinput1_4 INSTANCE = Native.load("xinput1_4", Xinput1_4.class);
    int XInputGetCapabilities(
        int dwUserIndex,   // DWORD
        int dwFlags,   // XINPUT_FLAG
        Pointer pCapabilities   // XINPUT_CAPABILITIES* out
    );
}

@[Link("xinput1_4")]
lib Libxinput1_4
  fun XInputGetCapabilities = XInputGetCapabilities(
    dwUserIndex : UInt32,   # DWORD
    dwFlags : UInt32,   # XINPUT_FLAG
    pCapabilities : XINPUT_CAPABILITIES*   # XINPUT_CAPABILITIES* 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 XInputGetCapabilitiesNative = Uint32 Function(Uint32, Uint32, Pointer<Void>);
typedef XInputGetCapabilitiesDart = int Function(int, int, Pointer<Void>);
final XInputGetCapabilities = DynamicLibrary.open('xinput1_4.dll')
    .lookupFunction<XInputGetCapabilitiesNative, XInputGetCapabilitiesDart>('XInputGetCapabilities');
// dwUserIndex : DWORD -> Uint32
// dwFlags : XINPUT_FLAG -> Uint32
// pCapabilities : XINPUT_CAPABILITIES* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function XInputGetCapabilities(
  dwUserIndex: DWORD;   // DWORD
  dwFlags: DWORD;   // XINPUT_FLAG
  pCapabilities: Pointer   // XINPUT_CAPABILITIES* out
): DWORD; stdcall;
  external 'xinput1_4.dll' name 'XInputGetCapabilities';

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

foreign import stdcall safe "XInputGetCapabilities"
  c_XInputGetCapabilities :: Word32 -> Word32 -> Ptr () -> IO Word32
-- dwUserIndex : DWORD -> Word32
-- dwFlags : XINPUT_FLAG -> Word32
-- pCapabilities : XINPUT_CAPABILITIES* 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。

open Ctypes
open Foreign

let xinputgetcapabilities =
  foreign "XInputGetCapabilities"
    (uint32_t @-> uint32_t @-> (ptr void) @-> returning uint32_t)
(* dwUserIndex : DWORD -> uint32_t *)
(* dwFlags : XINPUT_FLAG -> uint32_t *)
(* pCapabilities : XINPUT_CAPABILITIES* 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 xinput1_4 (t "xinput1_4.dll"))
(cffi:use-foreign-library xinput1_4)

(cffi:defcfun ("XInputGetCapabilities" xinput-get-capabilities :convention :stdcall) :uint32
  (dw-user-index :uint32)   ; DWORD
  (dw-flags :uint32)   ; XINPUT_FLAG
  (p-capabilities :pointer))   ; XINPUT_CAPABILITIES* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $XInputGetCapabilities = Win32::API::More->new('xinput1_4',
    'DWORD XInputGetCapabilities(DWORD dwUserIndex, DWORD dwFlags, LPVOID pCapabilities)');
# my $ret = $XInputGetCapabilities->Call($dwUserIndex, $dwFlags, $pCapabilities);
# dwUserIndex : DWORD -> DWORD
# dwFlags : XINPUT_FLAG -> DWORD
# pCapabilities : XINPUT_CAPABILITIES* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。