GetFileVersionInfoSizeExA

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

DWORD GetFileVersionInfoSizeExA(
    GET_FILE_VERSION_INFO_FLAGS dwFlags,
    LPCSTR lpwstrFilename,
    DWORD* lpdwHandle
);

<DllImport("VERSION.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GetFileVersionInfoSizeExA(
    dwFlags As UInteger,   ' GET_FILE_VERSION_INFO_FLAGS
    <MarshalAs(UnmanagedType.LPStr)> lpwstrFilename As String,   ' LPCSTR
    <Out> ByRef lpdwHandle As UInteger   ' DWORD* out
) As UInteger
End Function

' dwFlags : GET_FILE_VERSION_INFO_FLAGS
' lpwstrFilename : LPCSTR
' lpdwHandle : DWORD* out
Declare PtrSafe Function GetFileVersionInfoSizeExA Lib "version" ( _
    ByVal dwFlags As Long, _
    ByVal lpwstrFilename As String, _
    ByRef lpdwHandle As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetFileVersionInfoSizeExA = ctypes.windll.version.GetFileVersionInfoSizeExA
GetFileVersionInfoSizeExA.restype = wintypes.DWORD
GetFileVersionInfoSizeExA.argtypes = [
    wintypes.DWORD,  # dwFlags : GET_FILE_VERSION_INFO_FLAGS
    wintypes.LPCSTR,  # lpwstrFilename : LPCSTR
    ctypes.POINTER(wintypes.DWORD),  # lpdwHandle : DWORD* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('VERSION.dll')
GetFileVersionInfoSizeExA = Fiddle::Function.new(
  lib['GetFileVersionInfoSizeExA'],
  [
    -Fiddle::TYPE_INT,  # dwFlags : GET_FILE_VERSION_INFO_FLAGS
    Fiddle::TYPE_VOIDP,  # lpwstrFilename : LPCSTR
    Fiddle::TYPE_VOIDP,  # lpdwHandle : DWORD* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "version")]
extern "system" {
    fn GetFileVersionInfoSizeExA(
        dwFlags: u32,  // GET_FILE_VERSION_INFO_FLAGS
        lpwstrFilename: *const u8,  // LPCSTR
        lpdwHandle: *mut u32  // DWORD* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("VERSION.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern uint GetFileVersionInfoSizeExA(uint dwFlags, [MarshalAs(UnmanagedType.LPStr)] string lpwstrFilename, out uint lpdwHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'VERSION_GetFileVersionInfoSizeExA' -Namespace Win32 -PassThru
# $api::GetFileVersionInfoSizeExA(dwFlags, lpwstrFilename, lpdwHandle)

#uselib "VERSION.dll"
#func global GetFileVersionInfoSizeExA "GetFileVersionInfoSizeExA" sptr, sptr, sptr
; GetFileVersionInfoSizeExA dwFlags, lpwstrFilename, varptr(lpdwHandle)   ; 戻り値は stat
; dwFlags : GET_FILE_VERSION_INFO_FLAGS -> "sptr"
; lpwstrFilename : LPCSTR -> "sptr"
; lpdwHandle : DWORD* out -> "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 "VERSION.dll"
#cfunc global GetFileVersionInfoSizeExA "GetFileVersionInfoSizeExA" int, str, var
; res = GetFileVersionInfoSizeExA(dwFlags, lpwstrFilename, lpdwHandle)
; dwFlags : GET_FILE_VERSION_INFO_FLAGS -> "int"
; lpwstrFilename : LPCSTR -> "str"
; lpdwHandle : DWORD* 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 GetFileVersionInfoSizeExA(GET_FILE_VERSION_INFO_FLAGS dwFlags, LPCSTR lpwstrFilename, DWORD* lpdwHandle)
#uselib "VERSION.dll"
#cfunc global GetFileVersionInfoSizeExA "GetFileVersionInfoSizeExA" int, str, var
; res = GetFileVersionInfoSizeExA(dwFlags, lpwstrFilename, lpdwHandle)
; dwFlags : GET_FILE_VERSION_INFO_FLAGS -> "int"
; lpwstrFilename : LPCSTR -> "str"
; lpdwHandle : DWORD* 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 (
	version = windows.NewLazySystemDLL("VERSION.dll")
	procGetFileVersionInfoSizeExA = version.NewProc("GetFileVersionInfoSizeExA")
)

// dwFlags (GET_FILE_VERSION_INFO_FLAGS), lpwstrFilename (LPCSTR), lpdwHandle (DWORD* out)
r1, _, err := procGetFileVersionInfoSizeExA.Call(
	uintptr(dwFlags),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(lpwstrFilename))),
	uintptr(lpdwHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function GetFileVersionInfoSizeExA(
  dwFlags: DWORD;   // GET_FILE_VERSION_INFO_FLAGS
  lpwstrFilename: PAnsiChar;   // LPCSTR
  lpdwHandle: Pointer   // DWORD* out
): DWORD; stdcall;
  external 'VERSION.dll' name 'GetFileVersionInfoSizeExA';

result := DllCall("VERSION\GetFileVersionInfoSizeExA"
    , "UInt", dwFlags   ; GET_FILE_VERSION_INFO_FLAGS
    , "AStr", lpwstrFilename   ; LPCSTR
    , "Ptr", lpdwHandle   ; DWORD* out
    , "UInt")   ; return: DWORD

●GetFileVersionInfoSizeExA(dwFlags, lpwstrFilename, lpdwHandle) = DLL("VERSION.dll", "dword GetFileVersionInfoSizeExA(dword, char*, void*)")
# 呼び出し: GetFileVersionInfoSizeExA(dwFlags, lpwstrFilename, lpdwHandle)
# dwFlags : GET_FILE_VERSION_INFO_FLAGS -> "dword"
# lpwstrFilename : LPCSTR -> "char*"
# lpdwHandle : DWORD* 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)。