u_versionFromUString

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

void u_versionFromUString(
    BYTE* versionArray,
    const WORD* versionString
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub u_versionFromUString(
    versionArray As IntPtr,   ' BYTE* in/out
    ByRef versionString As UShort   ' WORD*
)
End Sub

' versionArray : BYTE* in/out
' versionString : WORD*
Declare PtrSafe Sub u_versionFromUString Lib "icuuc" ( _
    ByVal versionArray As LongPtr, _
    ByRef versionString As Integer)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

u_versionFromUString = ctypes.cdll.icuuc.u_versionFromUString
u_versionFromUString.restype = None
u_versionFromUString.argtypes = [
    ctypes.POINTER(ctypes.c_ubyte),  # versionArray : BYTE* in/out
    ctypes.POINTER(ctypes.c_ushort),  # versionString : WORD*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
u_versionFromUString = Fiddle::Function.new(
  lib['u_versionFromUString'],
  [
    Fiddle::TYPE_VOIDP,  # versionArray : BYTE* in/out
    Fiddle::TYPE_VOIDP,  # versionString : WORD*
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn u_versionFromUString(
        versionArray: *mut u8,  // BYTE* in/out
        versionString: *const u16  // WORD*
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void u_versionFromUString(IntPtr versionArray, ref ushort versionString);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_u_versionFromUString' -Namespace Win32 -PassThru
# $api::u_versionFromUString(versionArray, versionString)

#uselib "icuuc.dll"
#func global u_versionFromUString "u_versionFromUString" sptr, sptr
; u_versionFromUString varptr(versionArray), varptr(versionString)
; versionArray : BYTE* in/out -> "sptr"
; versionString : WORD* -> "sptr"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procu_versionFromUString = icuuc.NewProc("u_versionFromUString")
)

// versionArray (BYTE* in/out), versionString (WORD*)
r1, _, err := procu_versionFromUString.Call(
	uintptr(versionArray),
	uintptr(versionString),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure u_versionFromUString(
  versionArray: Pointer;   // BYTE* in/out
  versionString: Pointer   // WORD*
); cdecl;
  external 'icuuc.dll' name 'u_versionFromUString';

result := DllCall("icuuc\u_versionFromUString"
    , "Ptr", versionArray   ; BYTE* in/out
    , "Ptr", versionString   ; WORD*
    , "Cdecl Int")   ; return: void

●u_versionFromUString(versionArray, versionString) = DLL("icuuc.dll", "int u_versionFromUString(void*, void*)")
# 呼び出し: u_versionFromUString(versionArray, versionString)
# versionArray : BYTE* in/out -> "void*"
# versionString : WORD* -> "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)。
# ※cdecl関数。DLL()宣言はstdcall前提。cdeclは EXEC_PTR(`cdecl`,…) を使用。

const std = @import("std");

extern "icuuc" fn u_versionFromUString(
    versionArray: [*c]u8, // BYTE* in/out
    versionString: [*c]u16 // WORD*
) callconv(.c) void;

proc u_versionFromUString(
    versionArray: ptr uint8,  # BYTE* in/out
    versionString: ptr uint16  # WORD*
) {.importc: "u_versionFromUString", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
void u_versionFromUString(
    ubyte* versionArray,   // BYTE* in/out
    ushort* versionString   // WORD*
);

ccall((:u_versionFromUString, "icuuc.dll"), Cvoid,
      (Ptr{UInt8}, Ptr{UInt16}),
      versionArray, versionString)
# versionArray : BYTE* in/out -> Ptr{UInt8}
# versionString : WORD* -> Ptr{UInt16}

local ffi = require("ffi")
ffi.cdef[[
void u_versionFromUString(
    uint8_t* versionArray,
    uint16_t* versionString);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.u_versionFromUString(versionArray, versionString)
-- versionArray : BYTE* in/out
-- versionString : WORD*
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('icuuc.dll');
const u_versionFromUString = lib.func('__cdecl', 'u_versionFromUString', 'void', ['uint8_t *', 'uint16_t *']);
// u_versionFromUString(versionArray, versionString)
// versionArray : BYTE* in/out -> 'uint8_t *'
// versionString : WORD* -> 'uint16_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("icuuc.dll", {
  u_versionFromUString: { parameters: ["pointer", "pointer"], result: "void" },
});
// lib.symbols.u_versionFromUString(versionArray, versionString)
// versionArray : BYTE* in/out -> "pointer"
// versionString : WORD* -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
void u_versionFromUString(
    uint8_t* versionArray,
    uint16_t* versionString);
C, "icuuc.dll");
// $ffi->u_versionFromUString(versionArray, versionString);
// versionArray : BYTE* in/out
// versionString : WORD*
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Icuuc extends Library {
    Icuuc INSTANCE = Native.load("icuuc", Icuuc.class);
    void u_versionFromUString(
        byte[] versionArray,   // BYTE* in/out
        ShortByReference versionString   // WORD*
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun u_versionFromUString = u_versionFromUString(
    versionArray : UInt8*,   # BYTE* in/out
    versionString : UInt16*   # WORD*
  ) : Void
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef u_versionFromUStringNative = Void Function(Pointer<Uint8>, Pointer<Uint16>);
typedef u_versionFromUStringDart = void Function(Pointer<Uint8>, Pointer<Uint16>);
final u_versionFromUString = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<u_versionFromUStringNative, u_versionFromUStringDart>('u_versionFromUString');
// versionArray : BYTE* in/out -> Pointer<Uint8>
// versionString : WORD* -> Pointer<Uint16>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure u_versionFromUString(
  versionArray: Pointer;   // BYTE* in/out
  versionString: Pointer   // WORD*
); cdecl;
  external 'icuuc.dll' name 'u_versionFromUString';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import ccall safe "u_versionFromUString"
  c_u_versionFromUString :: Ptr Word8 -> Ptr Word16 -> IO ()
-- versionArray : BYTE* in/out -> Ptr Word8
-- versionString : WORD* -> Ptr Word16
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let u_versionfromustring =
  foreign "u_versionFromUString"
    ((ptr uint8_t) @-> (ptr uint16_t) @-> returning void)
(* versionArray : BYTE* in/out -> (ptr uint8_t) *)
(* versionString : WORD* -> (ptr uint16_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library icuuc (t "icuuc.dll"))
(cffi:use-foreign-library icuuc)

(cffi:defcfun ("u_versionFromUString" u-version-from-ustring :convention :cdecl) :void
  (version-array :pointer)   ; BYTE* in/out
  (version-string :pointer))   ; WORD*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $u_versionFromUString = Win32::API::More->new('icuuc',
    'void u_versionFromUString(LPVOID versionArray, LPVOID versionString)');
# my $ret = $u_versionFromUString->Call($versionArray, $versionString);
# versionArray : BYTE* in/out -> LPVOID
# versionString : WORD* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。