WinUsb_GetCurrentAlternateSetting

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

BOOL WinUsb_GetCurrentAlternateSetting(
    WINUSB_INTERFACE_HANDLE InterfaceHandle,
    BYTE* SettingNumber
);

<DllImport("WINUSB.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function WinUsb_GetCurrentAlternateSetting(
    InterfaceHandle As IntPtr,   ' WINUSB_INTERFACE_HANDLE
    SettingNumber As IntPtr   ' BYTE* out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' InterfaceHandle : WINUSB_INTERFACE_HANDLE
' SettingNumber : BYTE* out
Declare PtrSafe Function WinUsb_GetCurrentAlternateSetting Lib "winusb" ( _
    ByVal InterfaceHandle As LongPtr, _
    ByVal SettingNumber 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

WinUsb_GetCurrentAlternateSetting = ctypes.windll.winusb.WinUsb_GetCurrentAlternateSetting
WinUsb_GetCurrentAlternateSetting.restype = wintypes.BOOL
WinUsb_GetCurrentAlternateSetting.argtypes = [
    wintypes.HANDLE,  # InterfaceHandle : WINUSB_INTERFACE_HANDLE
    ctypes.POINTER(ctypes.c_ubyte),  # SettingNumber : BYTE* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINUSB.dll')
WinUsb_GetCurrentAlternateSetting = Fiddle::Function.new(
  lib['WinUsb_GetCurrentAlternateSetting'],
  [
    Fiddle::TYPE_VOIDP,  # InterfaceHandle : WINUSB_INTERFACE_HANDLE
    Fiddle::TYPE_VOIDP,  # SettingNumber : BYTE* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "winusb")]
extern "system" {
    fn WinUsb_GetCurrentAlternateSetting(
        InterfaceHandle: *mut core::ffi::c_void,  // WINUSB_INTERFACE_HANDLE
        SettingNumber: *mut u8  // BYTE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("WINUSB.dll", SetLastError = true)]
public static extern bool WinUsb_GetCurrentAlternateSetting(IntPtr InterfaceHandle, IntPtr SettingNumber);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINUSB_WinUsb_GetCurrentAlternateSetting' -Namespace Win32 -PassThru
# $api::WinUsb_GetCurrentAlternateSetting(InterfaceHandle, SettingNumber)

#uselib "WINUSB.dll"
#func global WinUsb_GetCurrentAlternateSetting "WinUsb_GetCurrentAlternateSetting" sptr, sptr
; WinUsb_GetCurrentAlternateSetting InterfaceHandle, varptr(SettingNumber)   ; 戻り値は stat
; InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "sptr"
; SettingNumber : BYTE* 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 (
	winusb = windows.NewLazySystemDLL("WINUSB.dll")
	procWinUsb_GetCurrentAlternateSetting = winusb.NewProc("WinUsb_GetCurrentAlternateSetting")
)

// InterfaceHandle (WINUSB_INTERFACE_HANDLE), SettingNumber (BYTE* out)
r1, _, err := procWinUsb_GetCurrentAlternateSetting.Call(
	uintptr(InterfaceHandle),
	uintptr(SettingNumber),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function WinUsb_GetCurrentAlternateSetting(
  InterfaceHandle: THandle;   // WINUSB_INTERFACE_HANDLE
  SettingNumber: Pointer   // BYTE* out
): BOOL; stdcall;
  external 'WINUSB.dll' name 'WinUsb_GetCurrentAlternateSetting';

result := DllCall("WINUSB\WinUsb_GetCurrentAlternateSetting"
    , "Ptr", InterfaceHandle   ; WINUSB_INTERFACE_HANDLE
    , "Ptr", SettingNumber   ; BYTE* out
    , "Int")   ; return: BOOL

●WinUsb_GetCurrentAlternateSetting(InterfaceHandle, SettingNumber) = DLL("WINUSB.dll", "bool WinUsb_GetCurrentAlternateSetting(void*, void*)")
# 呼び出し: WinUsb_GetCurrentAlternateSetting(InterfaceHandle, SettingNumber)
# InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "void*"
# SettingNumber : BYTE* 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 "winusb" fn WinUsb_GetCurrentAlternateSetting(
    InterfaceHandle: ?*anyopaque, // WINUSB_INTERFACE_HANDLE
    SettingNumber: [*c]u8 // BYTE* out
) callconv(std.os.windows.WINAPI) i32;

proc WinUsb_GetCurrentAlternateSetting(
    InterfaceHandle: pointer,  # WINUSB_INTERFACE_HANDLE
    SettingNumber: ptr uint8  # BYTE* out
): int32 {.importc: "WinUsb_GetCurrentAlternateSetting", stdcall, dynlib: "WINUSB.dll".}

pragma(lib, "winusb");
extern(Windows)
int WinUsb_GetCurrentAlternateSetting(
    void* InterfaceHandle,   // WINUSB_INTERFACE_HANDLE
    ubyte* SettingNumber   // BYTE* out
);

ccall((:WinUsb_GetCurrentAlternateSetting, "WINUSB.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{UInt8}),
      InterfaceHandle, SettingNumber)
# InterfaceHandle : WINUSB_INTERFACE_HANDLE -> Ptr{Cvoid}
# SettingNumber : BYTE* out -> Ptr{UInt8}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t WinUsb_GetCurrentAlternateSetting(
    void* InterfaceHandle,
    uint8_t* SettingNumber);
]]
local winusb = ffi.load("winusb")
-- winusb.WinUsb_GetCurrentAlternateSetting(InterfaceHandle, SettingNumber)
-- InterfaceHandle : WINUSB_INTERFACE_HANDLE
-- SettingNumber : BYTE* 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('WINUSB.dll');
const WinUsb_GetCurrentAlternateSetting = lib.func('__stdcall', 'WinUsb_GetCurrentAlternateSetting', 'int32_t', ['void *', 'uint8_t *']);
// WinUsb_GetCurrentAlternateSetting(InterfaceHandle, SettingNumber)
// InterfaceHandle : WINUSB_INTERFACE_HANDLE -> 'void *'
// SettingNumber : BYTE* out -> 'uint8_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("WINUSB.dll", {
  WinUsb_GetCurrentAlternateSetting: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.WinUsb_GetCurrentAlternateSetting(InterfaceHandle, SettingNumber)
// InterfaceHandle : WINUSB_INTERFACE_HANDLE -> "pointer"
// SettingNumber : BYTE* 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
int32_t WinUsb_GetCurrentAlternateSetting(
    void* InterfaceHandle,
    uint8_t* SettingNumber);
C, "WINUSB.dll");
// $ffi->WinUsb_GetCurrentAlternateSetting(InterfaceHandle, SettingNumber);
// InterfaceHandle : WINUSB_INTERFACE_HANDLE
// SettingNumber : BYTE* 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 Winusb extends StdCallLibrary {
    Winusb INSTANCE = Native.load("winusb", Winusb.class);
    boolean WinUsb_GetCurrentAlternateSetting(
        Pointer InterfaceHandle,   // WINUSB_INTERFACE_HANDLE
        byte[] SettingNumber   // BYTE* out
    );
}

@[Link("winusb")]
lib LibWINUSB
  fun WinUsb_GetCurrentAlternateSetting = WinUsb_GetCurrentAlternateSetting(
    InterfaceHandle : Void*,   # WINUSB_INTERFACE_HANDLE
    SettingNumber : UInt8*   # BYTE* out
  ) : 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 WinUsb_GetCurrentAlternateSettingNative = Int32 Function(Pointer<Void>, Pointer<Uint8>);
typedef WinUsb_GetCurrentAlternateSettingDart = int Function(Pointer<Void>, Pointer<Uint8>);
final WinUsb_GetCurrentAlternateSetting = DynamicLibrary.open('WINUSB.dll')
    .lookupFunction<WinUsb_GetCurrentAlternateSettingNative, WinUsb_GetCurrentAlternateSettingDart>('WinUsb_GetCurrentAlternateSetting');
// InterfaceHandle : WINUSB_INTERFACE_HANDLE -> Pointer<Void>
// SettingNumber : BYTE* out -> Pointer<Uint8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WinUsb_GetCurrentAlternateSetting(
  InterfaceHandle: THandle;   // WINUSB_INTERFACE_HANDLE
  SettingNumber: Pointer   // BYTE* out
): BOOL; stdcall;
  external 'WINUSB.dll' name 'WinUsb_GetCurrentAlternateSetting';

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

foreign import stdcall safe "WinUsb_GetCurrentAlternateSetting"
  c_WinUsb_GetCurrentAlternateSetting :: Ptr () -> Ptr Word8 -> IO CInt
-- InterfaceHandle : WINUSB_INTERFACE_HANDLE -> Ptr ()
-- SettingNumber : BYTE* out -> Ptr Word8
-- 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 winusb_getcurrentalternatesetting =
  foreign "WinUsb_GetCurrentAlternateSetting"
    ((ptr void) @-> (ptr uint8_t) @-> returning int32_t)
(* InterfaceHandle : WINUSB_INTERFACE_HANDLE -> (ptr void) *)
(* SettingNumber : BYTE* out -> (ptr uint8_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 winusb (t "WINUSB.dll"))
(cffi:use-foreign-library winusb)

(cffi:defcfun ("WinUsb_GetCurrentAlternateSetting" win-usb-get-current-alternate-setting :convention :stdcall) :int32
  (interface-handle :pointer)   ; WINUSB_INTERFACE_HANDLE
  (setting-number :pointer))   ; BYTE* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $WinUsb_GetCurrentAlternateSetting = Win32::API::More->new('WINUSB',
    'BOOL WinUsb_GetCurrentAlternateSetting(HANDLE InterfaceHandle, LPVOID SettingNumber)');
# my $ret = $WinUsb_GetCurrentAlternateSetting->Call($InterfaceHandle, $SettingNumber);
# InterfaceHandle : WINUSB_INTERFACE_HANDLE -> HANDLE
# SettingNumber : BYTE* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。