MapVirtualKeyExA

// USER32.dll  (ANSI / -A)
#include <windows.h>

DWORD MapVirtualKeyExA(
    DWORD uCode,
    MAP_VIRTUAL_KEY_TYPE uMapType,
    HKL dwhkl   // optional
);

<DllImport("USER32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function MapVirtualKeyExA(
    uCode As UInteger,   ' DWORD
    uMapType As UInteger,   ' MAP_VIRTUAL_KEY_TYPE
    dwhkl As IntPtr   ' HKL optional
) As UInteger
End Function

' uCode : DWORD
' uMapType : MAP_VIRTUAL_KEY_TYPE
' dwhkl : HKL optional
Declare PtrSafe Function MapVirtualKeyExA Lib "user32" ( _
    ByVal uCode As Long, _
    ByVal uMapType As Long, _
    ByVal dwhkl 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

MapVirtualKeyExA = ctypes.windll.user32.MapVirtualKeyExA
MapVirtualKeyExA.restype = wintypes.DWORD
MapVirtualKeyExA.argtypes = [
    wintypes.DWORD,  # uCode : DWORD
    wintypes.DWORD,  # uMapType : MAP_VIRTUAL_KEY_TYPE
    wintypes.HANDLE,  # dwhkl : HKL optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
MapVirtualKeyExA = Fiddle::Function.new(
  lib['MapVirtualKeyExA'],
  [
    -Fiddle::TYPE_INT,  # uCode : DWORD
    -Fiddle::TYPE_INT,  # uMapType : MAP_VIRTUAL_KEY_TYPE
    Fiddle::TYPE_VOIDP,  # dwhkl : HKL optional
  ],
  -Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn MapVirtualKeyExA(
        uCode: u32,  // DWORD
        uMapType: u32,  // MAP_VIRTUAL_KEY_TYPE
        dwhkl: *mut core::ffi::c_void  // HKL optional
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("USER32.dll", CharSet = CharSet.Ansi)]
public static extern uint MapVirtualKeyExA(uint uCode, uint uMapType, IntPtr dwhkl);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_MapVirtualKeyExA' -Namespace Win32 -PassThru
# $api::MapVirtualKeyExA(uCode, uMapType, dwhkl)

#uselib "USER32.dll"
#func global MapVirtualKeyExA "MapVirtualKeyExA" sptr, sptr, sptr
; MapVirtualKeyExA uCode, uMapType, dwhkl   ; 戻り値は stat
; uCode : DWORD -> "sptr"
; uMapType : MAP_VIRTUAL_KEY_TYPE -> "sptr"
; dwhkl : HKL optional -> "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 "USER32.dll"
#cfunc global MapVirtualKeyExA "MapVirtualKeyExA" int, int, sptr
; res = MapVirtualKeyExA(uCode, uMapType, dwhkl)
; uCode : DWORD -> "int"
; uMapType : MAP_VIRTUAL_KEY_TYPE -> "int"
; dwhkl : HKL optional -> "sptr"

; DWORD MapVirtualKeyExA(DWORD uCode, MAP_VIRTUAL_KEY_TYPE uMapType, HKL dwhkl)
#uselib "USER32.dll"
#cfunc global MapVirtualKeyExA "MapVirtualKeyExA" int, int, intptr
; res = MapVirtualKeyExA(uCode, uMapType, dwhkl)
; uCode : DWORD -> "int"
; uMapType : MAP_VIRTUAL_KEY_TYPE -> "int"
; dwhkl : HKL optional -> "intptr"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procMapVirtualKeyExA = user32.NewProc("MapVirtualKeyExA")
)

// uCode (DWORD), uMapType (MAP_VIRTUAL_KEY_TYPE), dwhkl (HKL optional)
r1, _, err := procMapVirtualKeyExA.Call(
	uintptr(uCode),
	uintptr(uMapType),
	uintptr(dwhkl),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function MapVirtualKeyExA(
  uCode: DWORD;   // DWORD
  uMapType: DWORD;   // MAP_VIRTUAL_KEY_TYPE
  dwhkl: THandle   // HKL optional
): DWORD; stdcall;
  external 'USER32.dll' name 'MapVirtualKeyExA';

result := DllCall("USER32\MapVirtualKeyExA"
    , "UInt", uCode   ; DWORD
    , "UInt", uMapType   ; MAP_VIRTUAL_KEY_TYPE
    , "Ptr", dwhkl   ; HKL optional
    , "UInt")   ; return: DWORD

●MapVirtualKeyExA(uCode, uMapType, dwhkl) = DLL("USER32.dll", "dword MapVirtualKeyExA(dword, dword, void*)")
# 呼び出し: MapVirtualKeyExA(uCode, uMapType, dwhkl)
# uCode : DWORD -> "dword"
# uMapType : MAP_VIRTUAL_KEY_TYPE -> "dword"
# dwhkl : HKL optional -> "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)。