SetupDiOpenDeviceInterfaceW

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

BOOL SetupDiOpenDeviceInterfaceW(
    HDEVINFO DeviceInfoSet,
    LPCWSTR DevicePath,
    DWORD OpenFlags,
    SP_DEVICE_INTERFACE_DATA* DeviceInterfaceData   // optional
);

<DllImport("SETUPAPI.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetupDiOpenDeviceInterfaceW(
    DeviceInfoSet As IntPtr,   ' HDEVINFO
    <MarshalAs(UnmanagedType.LPWStr)> DevicePath As String,   ' LPCWSTR
    OpenFlags As UInteger,   ' DWORD
    DeviceInterfaceData As IntPtr   ' SP_DEVICE_INTERFACE_DATA* optional, in/out
) As Boolean
End Function

' DeviceInfoSet : HDEVINFO
' DevicePath : LPCWSTR
' OpenFlags : DWORD
' DeviceInterfaceData : SP_DEVICE_INTERFACE_DATA* optional, in/out
Declare PtrSafe Function SetupDiOpenDeviceInterfaceW Lib "setupapi" ( _
    ByVal DeviceInfoSet As LongPtr, _
    ByVal DevicePath As LongPtr, _
    ByVal OpenFlags As Long, _
    ByVal DeviceInterfaceData As LongPtr) 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

SetupDiOpenDeviceInterfaceW = ctypes.windll.setupapi.SetupDiOpenDeviceInterfaceW
SetupDiOpenDeviceInterfaceW.restype = wintypes.BOOL
SetupDiOpenDeviceInterfaceW.argtypes = [
    ctypes.c_ssize_t,  # DeviceInfoSet : HDEVINFO
    wintypes.LPCWSTR,  # DevicePath : LPCWSTR
    wintypes.DWORD,  # OpenFlags : DWORD
    ctypes.c_void_p,  # DeviceInterfaceData : SP_DEVICE_INTERFACE_DATA* optional, in/out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SETUPAPI.dll')
SetupDiOpenDeviceInterfaceW = Fiddle::Function.new(
  lib['SetupDiOpenDeviceInterfaceW'],
  [
    Fiddle::TYPE_INTPTR_T,  # DeviceInfoSet : HDEVINFO
    Fiddle::TYPE_VOIDP,  # DevicePath : LPCWSTR
    -Fiddle::TYPE_INT,  # OpenFlags : DWORD
    Fiddle::TYPE_VOIDP,  # DeviceInterfaceData : SP_DEVICE_INTERFACE_DATA* optional, in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "setupapi")]
extern "system" {
    fn SetupDiOpenDeviceInterfaceW(
        DeviceInfoSet: isize,  // HDEVINFO
        DevicePath: *const u16,  // LPCWSTR
        OpenFlags: u32,  // DWORD
        DeviceInterfaceData: *mut SP_DEVICE_INTERFACE_DATA  // SP_DEVICE_INTERFACE_DATA* optional, in/out
    ) -> 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 SetupDiOpenDeviceInterfaceW(IntPtr DeviceInfoSet, [MarshalAs(UnmanagedType.LPWStr)] string DevicePath, uint OpenFlags, IntPtr DeviceInterfaceData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SETUPAPI_SetupDiOpenDeviceInterfaceW' -Namespace Win32 -PassThru
# $api::SetupDiOpenDeviceInterfaceW(DeviceInfoSet, DevicePath, OpenFlags, DeviceInterfaceData)

#uselib "SETUPAPI.dll"
#func global SetupDiOpenDeviceInterfaceW "SetupDiOpenDeviceInterfaceW" wptr, wptr, wptr, wptr
; SetupDiOpenDeviceInterfaceW DeviceInfoSet, DevicePath, OpenFlags, varptr(DeviceInterfaceData)   ; 戻り値は stat
; DeviceInfoSet : HDEVINFO -> "wptr"
; DevicePath : LPCWSTR -> "wptr"
; OpenFlags : DWORD -> "wptr"
; DeviceInterfaceData : SP_DEVICE_INTERFACE_DATA* optional, 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 "SETUPAPI.dll"
#cfunc global SetupDiOpenDeviceInterfaceW "SetupDiOpenDeviceInterfaceW" sptr, wstr, int, var
; res = SetupDiOpenDeviceInterfaceW(DeviceInfoSet, DevicePath, OpenFlags, DeviceInterfaceData)
; DeviceInfoSet : HDEVINFO -> "sptr"
; DevicePath : LPCWSTR -> "wstr"
; OpenFlags : DWORD -> "int"
; DeviceInterfaceData : SP_DEVICE_INTERFACE_DATA* optional, 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。

; BOOL SetupDiOpenDeviceInterfaceW(HDEVINFO DeviceInfoSet, LPCWSTR DevicePath, DWORD OpenFlags, SP_DEVICE_INTERFACE_DATA* DeviceInterfaceData)
#uselib "SETUPAPI.dll"
#cfunc global SetupDiOpenDeviceInterfaceW "SetupDiOpenDeviceInterfaceW" intptr, wstr, int, var
; res = SetupDiOpenDeviceInterfaceW(DeviceInfoSet, DevicePath, OpenFlags, DeviceInterfaceData)
; DeviceInfoSet : HDEVINFO -> "intptr"
; DevicePath : LPCWSTR -> "wstr"
; OpenFlags : DWORD -> "int"
; DeviceInterfaceData : SP_DEVICE_INTERFACE_DATA* optional, 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 (
	setupapi = windows.NewLazySystemDLL("SETUPAPI.dll")
	procSetupDiOpenDeviceInterfaceW = setupapi.NewProc("SetupDiOpenDeviceInterfaceW")
)

// DeviceInfoSet (HDEVINFO), DevicePath (LPCWSTR), OpenFlags (DWORD), DeviceInterfaceData (SP_DEVICE_INTERFACE_DATA* optional, in/out)
r1, _, err := procSetupDiOpenDeviceInterfaceW.Call(
	uintptr(DeviceInfoSet),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(DevicePath))),
	uintptr(OpenFlags),
	uintptr(DeviceInterfaceData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetupDiOpenDeviceInterfaceW(
  DeviceInfoSet: NativeInt;   // HDEVINFO
  DevicePath: PWideChar;   // LPCWSTR
  OpenFlags: DWORD;   // DWORD
  DeviceInterfaceData: Pointer   // SP_DEVICE_INTERFACE_DATA* optional, in/out
): BOOL; stdcall;
  external 'SETUPAPI.dll' name 'SetupDiOpenDeviceInterfaceW';

result := DllCall("SETUPAPI\SetupDiOpenDeviceInterfaceW"
    , "Ptr", DeviceInfoSet   ; HDEVINFO
    , "WStr", DevicePath   ; LPCWSTR
    , "UInt", OpenFlags   ; DWORD
    , "Ptr", DeviceInterfaceData   ; SP_DEVICE_INTERFACE_DATA* optional, in/out
    , "Int")   ; return: BOOL

●SetupDiOpenDeviceInterfaceW(DeviceInfoSet, DevicePath, OpenFlags, DeviceInterfaceData) = DLL("SETUPAPI.dll", "bool SetupDiOpenDeviceInterfaceW(int, char*, dword, void*)")
# 呼び出し: SetupDiOpenDeviceInterfaceW(DeviceInfoSet, DevicePath, OpenFlags, DeviceInterfaceData)
# DeviceInfoSet : HDEVINFO -> "int"
# DevicePath : LPCWSTR -> "char*"
# OpenFlags : DWORD -> "dword"
# DeviceInterfaceData : SP_DEVICE_INTERFACE_DATA* optional, 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。