HidP_GetButtonCaps

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

NTSTATUS HidP_GetButtonCaps(
    HIDP_REPORT_TYPE ReportType,
    HIDP_BUTTON_CAPS* ButtonCaps,
    WORD* ButtonCapsLength,
    PHIDP_PREPARSED_DATA PreparsedData
);

<DllImport("HID.dll", ExactSpelling:=True)>
Public Shared Function HidP_GetButtonCaps(
    ReportType As Integer,   ' HIDP_REPORT_TYPE
    ButtonCaps As IntPtr,   ' HIDP_BUTTON_CAPS* out
    ByRef ButtonCapsLength As UShort,   ' WORD* in/out
    PreparsedData As IntPtr   ' PHIDP_PREPARSED_DATA
) As Integer
End Function

' ReportType : HIDP_REPORT_TYPE
' ButtonCaps : HIDP_BUTTON_CAPS* out
' ButtonCapsLength : WORD* in/out
' PreparsedData : PHIDP_PREPARSED_DATA
Declare PtrSafe Function HidP_GetButtonCaps Lib "hid" ( _
    ByVal ReportType As Long, _
    ByVal ButtonCaps As LongPtr, _
    ByRef ButtonCapsLength As Integer, _
    ByVal PreparsedData 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

HidP_GetButtonCaps = ctypes.windll.hid.HidP_GetButtonCaps
HidP_GetButtonCaps.restype = ctypes.c_int
HidP_GetButtonCaps.argtypes = [
    ctypes.c_int,  # ReportType : HIDP_REPORT_TYPE
    ctypes.c_void_p,  # ButtonCaps : HIDP_BUTTON_CAPS* out
    ctypes.POINTER(ctypes.c_ushort),  # ButtonCapsLength : WORD* in/out
    ctypes.c_ssize_t,  # PreparsedData : PHIDP_PREPARSED_DATA
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('HID.dll')
HidP_GetButtonCaps = Fiddle::Function.new(
  lib['HidP_GetButtonCaps'],
  [
    Fiddle::TYPE_INT,  # ReportType : HIDP_REPORT_TYPE
    Fiddle::TYPE_VOIDP,  # ButtonCaps : HIDP_BUTTON_CAPS* out
    Fiddle::TYPE_VOIDP,  # ButtonCapsLength : WORD* in/out
    Fiddle::TYPE_INTPTR_T,  # PreparsedData : PHIDP_PREPARSED_DATA
  ],
  Fiddle::TYPE_INT)

#[link(name = "hid")]
extern "system" {
    fn HidP_GetButtonCaps(
        ReportType: i32,  // HIDP_REPORT_TYPE
        ButtonCaps: *mut HIDP_BUTTON_CAPS,  // HIDP_BUTTON_CAPS* out
        ButtonCapsLength: *mut u16,  // WORD* in/out
        PreparsedData: isize  // PHIDP_PREPARSED_DATA
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("HID.dll")]
public static extern int HidP_GetButtonCaps(int ReportType, IntPtr ButtonCaps, ref ushort ButtonCapsLength, IntPtr PreparsedData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'HID_HidP_GetButtonCaps' -Namespace Win32 -PassThru
# $api::HidP_GetButtonCaps(ReportType, ButtonCaps, ButtonCapsLength, PreparsedData)

#uselib "HID.dll"
#func global HidP_GetButtonCaps "HidP_GetButtonCaps" sptr, sptr, sptr, sptr
; HidP_GetButtonCaps ReportType, varptr(ButtonCaps), varptr(ButtonCapsLength), PreparsedData   ; 戻り値は stat
; ReportType : HIDP_REPORT_TYPE -> "sptr"
; ButtonCaps : HIDP_BUTTON_CAPS* out -> "sptr"
; ButtonCapsLength : WORD* in/out -> "sptr"
; PreparsedData : PHIDP_PREPARSED_DATA -> "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。

#uselib "HID.dll"
#cfunc global HidP_GetButtonCaps "HidP_GetButtonCaps" int, var, var, sptr
; res = HidP_GetButtonCaps(ReportType, ButtonCaps, ButtonCapsLength, PreparsedData)
; ReportType : HIDP_REPORT_TYPE -> "int"
; ButtonCaps : HIDP_BUTTON_CAPS* out -> "var"
; ButtonCapsLength : WORD* in/out -> "var"
; PreparsedData : PHIDP_PREPARSED_DATA -> "sptr"
; ※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。

; NTSTATUS HidP_GetButtonCaps(HIDP_REPORT_TYPE ReportType, HIDP_BUTTON_CAPS* ButtonCaps, WORD* ButtonCapsLength, PHIDP_PREPARSED_DATA PreparsedData)
#uselib "HID.dll"
#cfunc global HidP_GetButtonCaps "HidP_GetButtonCaps" int, var, var, intptr
; res = HidP_GetButtonCaps(ReportType, ButtonCaps, ButtonCapsLength, PreparsedData)
; ReportType : HIDP_REPORT_TYPE -> "int"
; ButtonCaps : HIDP_BUTTON_CAPS* out -> "var"
; ButtonCapsLength : WORD* in/out -> "var"
; PreparsedData : PHIDP_PREPARSED_DATA -> "intptr"
; ※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 (
	hid = windows.NewLazySystemDLL("HID.dll")
	procHidP_GetButtonCaps = hid.NewProc("HidP_GetButtonCaps")
)

// ReportType (HIDP_REPORT_TYPE), ButtonCaps (HIDP_BUTTON_CAPS* out), ButtonCapsLength (WORD* in/out), PreparsedData (PHIDP_PREPARSED_DATA)
r1, _, err := procHidP_GetButtonCaps.Call(
	uintptr(ReportType),
	uintptr(ButtonCaps),
	uintptr(ButtonCapsLength),
	uintptr(PreparsedData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // NTSTATUS

function HidP_GetButtonCaps(
  ReportType: Integer;   // HIDP_REPORT_TYPE
  ButtonCaps: Pointer;   // HIDP_BUTTON_CAPS* out
  ButtonCapsLength: Pointer;   // WORD* in/out
  PreparsedData: NativeInt   // PHIDP_PREPARSED_DATA
): Integer; stdcall;
  external 'HID.dll' name 'HidP_GetButtonCaps';

result := DllCall("HID\HidP_GetButtonCaps"
    , "Int", ReportType   ; HIDP_REPORT_TYPE
    , "Ptr", ButtonCaps   ; HIDP_BUTTON_CAPS* out
    , "Ptr", ButtonCapsLength   ; WORD* in/out
    , "Ptr", PreparsedData   ; PHIDP_PREPARSED_DATA
    , "Int")   ; return: NTSTATUS

●HidP_GetButtonCaps(ReportType, ButtonCaps, ButtonCapsLength, PreparsedData) = DLL("HID.dll", "int HidP_GetButtonCaps(int, void*, void*, int)")
# 呼び出し: HidP_GetButtonCaps(ReportType, ButtonCaps, ButtonCapsLength, PreparsedData)
# ReportType : HIDP_REPORT_TYPE -> "int"
# ButtonCaps : HIDP_BUTTON_CAPS* out -> "void*"
# ButtonCapsLength : WORD* in/out -> "void*"
# PreparsedData : PHIDP_PREPARSED_DATA -> "int"
# 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)。