GetRawInputDeviceInfoW

// USER32.dll  (Unicode / -W)
#include <windows.h>

DWORD GetRawInputDeviceInfoW(
    HANDLE hDevice,   // optional
    RAW_INPUT_DEVICE_INFO_COMMAND uiCommand,
    void* pData,   // optional
    DWORD* pcbSize
);

<DllImport("USER32.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GetRawInputDeviceInfoW(
    hDevice As IntPtr,   ' HANDLE optional
    uiCommand As UInteger,   ' RAW_INPUT_DEVICE_INFO_COMMAND
    pData As IntPtr,   ' void* optional, in/out
    ByRef pcbSize As UInteger   ' DWORD* in/out
) As UInteger
End Function

' hDevice : HANDLE optional
' uiCommand : RAW_INPUT_DEVICE_INFO_COMMAND
' pData : void* optional, in/out
' pcbSize : DWORD* in/out
Declare PtrSafe Function GetRawInputDeviceInfoW Lib "user32" ( _
    ByVal hDevice As LongPtr, _
    ByVal uiCommand As Long, _
    ByVal pData As LongPtr, _
    ByRef pcbSize 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

GetRawInputDeviceInfoW = ctypes.windll.user32.GetRawInputDeviceInfoW
GetRawInputDeviceInfoW.restype = wintypes.DWORD
GetRawInputDeviceInfoW.argtypes = [
    wintypes.HANDLE,  # hDevice : HANDLE optional
    wintypes.DWORD,  # uiCommand : RAW_INPUT_DEVICE_INFO_COMMAND
    ctypes.POINTER(None),  # pData : void* optional, in/out
    ctypes.POINTER(wintypes.DWORD),  # pcbSize : DWORD* in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
GetRawInputDeviceInfoW = Fiddle::Function.new(
  lib['GetRawInputDeviceInfoW'],
  [
    Fiddle::TYPE_VOIDP,  # hDevice : HANDLE optional
    -Fiddle::TYPE_INT,  # uiCommand : RAW_INPUT_DEVICE_INFO_COMMAND
    Fiddle::TYPE_VOIDP,  # pData : void* optional, in/out
    Fiddle::TYPE_VOIDP,  # pcbSize : DWORD* in/out
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "user32")]
extern "system" {
    fn GetRawInputDeviceInfoW(
        hDevice: *mut core::ffi::c_void,  // HANDLE optional
        uiCommand: u32,  // RAW_INPUT_DEVICE_INFO_COMMAND
        pData: *mut (),  // void* optional, in/out
        pcbSize: *mut u32  // DWORD* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("USER32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern uint GetRawInputDeviceInfoW(IntPtr hDevice, uint uiCommand, IntPtr pData, ref uint pcbSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_GetRawInputDeviceInfoW' -Namespace Win32 -PassThru
# $api::GetRawInputDeviceInfoW(hDevice, uiCommand, pData, pcbSize)

#uselib "USER32.dll"
#func global GetRawInputDeviceInfoW "GetRawInputDeviceInfoW" wptr, wptr, wptr, wptr
; GetRawInputDeviceInfoW hDevice, uiCommand, pData, varptr(pcbSize)   ; 戻り値は stat
; hDevice : HANDLE optional -> "wptr"
; uiCommand : RAW_INPUT_DEVICE_INFO_COMMAND -> "wptr"
; pData : void* optional, in/out -> "wptr"
; pcbSize : DWORD* in/out -> "wptr"
; ※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 "USER32.dll"
#cfunc global GetRawInputDeviceInfoW "GetRawInputDeviceInfoW" sptr, int, sptr, var
; res = GetRawInputDeviceInfoW(hDevice, uiCommand, pData, pcbSize)
; hDevice : HANDLE optional -> "sptr"
; uiCommand : RAW_INPUT_DEVICE_INFO_COMMAND -> "int"
; pData : void* optional, in/out -> "sptr"
; pcbSize : DWORD* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; DWORD GetRawInputDeviceInfoW(HANDLE hDevice, RAW_INPUT_DEVICE_INFO_COMMAND uiCommand, void* pData, DWORD* pcbSize)
#uselib "USER32.dll"
#cfunc global GetRawInputDeviceInfoW "GetRawInputDeviceInfoW" intptr, int, intptr, var
; res = GetRawInputDeviceInfoW(hDevice, uiCommand, pData, pcbSize)
; hDevice : HANDLE optional -> "intptr"
; uiCommand : RAW_INPUT_DEVICE_INFO_COMMAND -> "int"
; pData : void* optional, in/out -> "intptr"
; pcbSize : DWORD* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procGetRawInputDeviceInfoW = user32.NewProc("GetRawInputDeviceInfoW")
)

// hDevice (HANDLE optional), uiCommand (RAW_INPUT_DEVICE_INFO_COMMAND), pData (void* optional, in/out), pcbSize (DWORD* in/out)
r1, _, err := procGetRawInputDeviceInfoW.Call(
	uintptr(hDevice),
	uintptr(uiCommand),
	uintptr(pData),
	uintptr(pcbSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function GetRawInputDeviceInfoW(
  hDevice: THandle;   // HANDLE optional
  uiCommand: DWORD;   // RAW_INPUT_DEVICE_INFO_COMMAND
  pData: Pointer;   // void* optional, in/out
  pcbSize: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'USER32.dll' name 'GetRawInputDeviceInfoW';

result := DllCall("USER32\GetRawInputDeviceInfoW"
    , "Ptr", hDevice   ; HANDLE optional
    , "UInt", uiCommand   ; RAW_INPUT_DEVICE_INFO_COMMAND
    , "Ptr", pData   ; void* optional, in/out
    , "Ptr", pcbSize   ; DWORD* in/out
    , "UInt")   ; return: DWORD

●GetRawInputDeviceInfoW(hDevice, uiCommand, pData, pcbSize) = DLL("USER32.dll", "dword GetRawInputDeviceInfoW(void*, dword, void*, void*)")
# 呼び出し: GetRawInputDeviceInfoW(hDevice, uiCommand, pData, pcbSize)
# hDevice : HANDLE optional -> "void*"
# uiCommand : RAW_INPUT_DEVICE_INFO_COMMAND -> "dword"
# pData : void* optional, in/out -> "void*"
# pcbSize : DWORD* in/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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。