SetupDiGetClassInstallParamsW

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

BOOL SetupDiGetClassInstallParamsW(
    HDEVINFO DeviceInfoSet,
    SP_DEVINFO_DATA* DeviceInfoData,   // optional
    SP_CLASSINSTALL_HEADER* ClassInstallParams,   // optional
    DWORD ClassInstallParamsSize,
    DWORD* RequiredSize   // optional
);

<DllImport("SETUPAPI.dll", CharSet:=CharSet.Unicode, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetupDiGetClassInstallParamsW(
    DeviceInfoSet As IntPtr,   ' HDEVINFO
    DeviceInfoData As IntPtr,   ' SP_DEVINFO_DATA* optional
    ClassInstallParams As IntPtr,   ' SP_CLASSINSTALL_HEADER* optional, out
    ClassInstallParamsSize As UInteger,   ' DWORD
    RequiredSize As IntPtr   ' DWORD* optional, out
) As Boolean
End Function

' DeviceInfoSet : HDEVINFO
' DeviceInfoData : SP_DEVINFO_DATA* optional
' ClassInstallParams : SP_CLASSINSTALL_HEADER* optional, out
' ClassInstallParamsSize : DWORD
' RequiredSize : DWORD* optional, out
Declare PtrSafe Function SetupDiGetClassInstallParamsW Lib "setupapi" ( _
    ByVal DeviceInfoSet As LongPtr, _
    ByVal DeviceInfoData As LongPtr, _
    ByVal ClassInstallParams As LongPtr, _
    ByVal ClassInstallParamsSize As Long, _
    ByVal RequiredSize 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

SetupDiGetClassInstallParamsW = ctypes.windll.setupapi.SetupDiGetClassInstallParamsW
SetupDiGetClassInstallParamsW.restype = wintypes.BOOL
SetupDiGetClassInstallParamsW.argtypes = [
    ctypes.c_ssize_t,  # DeviceInfoSet : HDEVINFO
    ctypes.c_void_p,  # DeviceInfoData : SP_DEVINFO_DATA* optional
    ctypes.c_void_p,  # ClassInstallParams : SP_CLASSINSTALL_HEADER* optional, out
    wintypes.DWORD,  # ClassInstallParamsSize : DWORD
    ctypes.POINTER(wintypes.DWORD),  # RequiredSize : DWORD* optional, out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SETUPAPI.dll')
SetupDiGetClassInstallParamsW = Fiddle::Function.new(
  lib['SetupDiGetClassInstallParamsW'],
  [
    Fiddle::TYPE_INTPTR_T,  # DeviceInfoSet : HDEVINFO
    Fiddle::TYPE_VOIDP,  # DeviceInfoData : SP_DEVINFO_DATA* optional
    Fiddle::TYPE_VOIDP,  # ClassInstallParams : SP_CLASSINSTALL_HEADER* optional, out
    -Fiddle::TYPE_INT,  # ClassInstallParamsSize : DWORD
    Fiddle::TYPE_VOIDP,  # RequiredSize : DWORD* optional, out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "setupapi")]
extern "system" {
    fn SetupDiGetClassInstallParamsW(
        DeviceInfoSet: isize,  // HDEVINFO
        DeviceInfoData: *mut SP_DEVINFO_DATA,  // SP_DEVINFO_DATA* optional
        ClassInstallParams: *mut SP_CLASSINSTALL_HEADER,  // SP_CLASSINSTALL_HEADER* optional, out
        ClassInstallParamsSize: u32,  // DWORD
        RequiredSize: *mut u32  // DWORD* optional, 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 SetupDiGetClassInstallParamsW(IntPtr DeviceInfoSet, IntPtr DeviceInfoData, IntPtr ClassInstallParams, uint ClassInstallParamsSize, IntPtr RequiredSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SETUPAPI_SetupDiGetClassInstallParamsW' -Namespace Win32 -PassThru
# $api::SetupDiGetClassInstallParamsW(DeviceInfoSet, DeviceInfoData, ClassInstallParams, ClassInstallParamsSize, RequiredSize)

#uselib "SETUPAPI.dll"
#func global SetupDiGetClassInstallParamsW "SetupDiGetClassInstallParamsW" wptr, wptr, wptr, wptr, wptr
; SetupDiGetClassInstallParamsW DeviceInfoSet, varptr(DeviceInfoData), varptr(ClassInstallParams), ClassInstallParamsSize, varptr(RequiredSize)   ; 戻り値は stat
; DeviceInfoSet : HDEVINFO -> "wptr"
; DeviceInfoData : SP_DEVINFO_DATA* optional -> "wptr"
; ClassInstallParams : SP_CLASSINSTALL_HEADER* optional, out -> "wptr"
; ClassInstallParamsSize : DWORD -> "wptr"
; RequiredSize : DWORD* optional, 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 SetupDiGetClassInstallParamsW "SetupDiGetClassInstallParamsW" sptr, var, var, int, var
; res = SetupDiGetClassInstallParamsW(DeviceInfoSet, DeviceInfoData, ClassInstallParams, ClassInstallParamsSize, RequiredSize)
; DeviceInfoSet : HDEVINFO -> "sptr"
; DeviceInfoData : SP_DEVINFO_DATA* optional -> "var"
; ClassInstallParams : SP_CLASSINSTALL_HEADER* optional, out -> "var"
; ClassInstallParamsSize : DWORD -> "int"
; RequiredSize : DWORD* optional, 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 SetupDiGetClassInstallParamsW(HDEVINFO DeviceInfoSet, SP_DEVINFO_DATA* DeviceInfoData, SP_CLASSINSTALL_HEADER* ClassInstallParams, DWORD ClassInstallParamsSize, DWORD* RequiredSize)
#uselib "SETUPAPI.dll"
#cfunc global SetupDiGetClassInstallParamsW "SetupDiGetClassInstallParamsW" intptr, var, var, int, var
; res = SetupDiGetClassInstallParamsW(DeviceInfoSet, DeviceInfoData, ClassInstallParams, ClassInstallParamsSize, RequiredSize)
; DeviceInfoSet : HDEVINFO -> "intptr"
; DeviceInfoData : SP_DEVINFO_DATA* optional -> "var"
; ClassInstallParams : SP_CLASSINSTALL_HEADER* optional, out -> "var"
; ClassInstallParamsSize : DWORD -> "int"
; RequiredSize : DWORD* optional, 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")
	procSetupDiGetClassInstallParamsW = setupapi.NewProc("SetupDiGetClassInstallParamsW")
)

// DeviceInfoSet (HDEVINFO), DeviceInfoData (SP_DEVINFO_DATA* optional), ClassInstallParams (SP_CLASSINSTALL_HEADER* optional, out), ClassInstallParamsSize (DWORD), RequiredSize (DWORD* optional, out)
r1, _, err := procSetupDiGetClassInstallParamsW.Call(
	uintptr(DeviceInfoSet),
	uintptr(DeviceInfoData),
	uintptr(ClassInstallParams),
	uintptr(ClassInstallParamsSize),
	uintptr(RequiredSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SetupDiGetClassInstallParamsW(
  DeviceInfoSet: NativeInt;   // HDEVINFO
  DeviceInfoData: Pointer;   // SP_DEVINFO_DATA* optional
  ClassInstallParams: Pointer;   // SP_CLASSINSTALL_HEADER* optional, out
  ClassInstallParamsSize: DWORD;   // DWORD
  RequiredSize: Pointer   // DWORD* optional, out
): BOOL; stdcall;
  external 'SETUPAPI.dll' name 'SetupDiGetClassInstallParamsW';

result := DllCall("SETUPAPI\SetupDiGetClassInstallParamsW"
    , "Ptr", DeviceInfoSet   ; HDEVINFO
    , "Ptr", DeviceInfoData   ; SP_DEVINFO_DATA* optional
    , "Ptr", ClassInstallParams   ; SP_CLASSINSTALL_HEADER* optional, out
    , "UInt", ClassInstallParamsSize   ; DWORD
    , "Ptr", RequiredSize   ; DWORD* optional, out
    , "Int")   ; return: BOOL

●SetupDiGetClassInstallParamsW(DeviceInfoSet, DeviceInfoData, ClassInstallParams, ClassInstallParamsSize, RequiredSize) = DLL("SETUPAPI.dll", "bool SetupDiGetClassInstallParamsW(int, void*, void*, dword, void*)")
# 呼び出し: SetupDiGetClassInstallParamsW(DeviceInfoSet, DeviceInfoData, ClassInstallParams, ClassInstallParamsSize, RequiredSize)
# DeviceInfoSet : HDEVINFO -> "int"
# DeviceInfoData : SP_DEVINFO_DATA* optional -> "void*"
# ClassInstallParams : SP_CLASSINSTALL_HEADER* optional, out -> "void*"
# ClassInstallParamsSize : DWORD -> "dword"
# RequiredSize : DWORD* optional, 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。