u_charAge

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

void u_charAge(
    INT c,
    BYTE* versionArray
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub u_charAge(
    c As Integer,   ' INT
    versionArray As IntPtr   ' BYTE* in/out
)
End Sub

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

import ctypes
from ctypes import wintypes

u_charAge = ctypes.cdll.icuuc.u_charAge
u_charAge.restype = None
u_charAge.argtypes = [
    ctypes.c_int,  # c : INT
    ctypes.POINTER(ctypes.c_ubyte),  # versionArray : BYTE* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
u_charAge = Fiddle::Function.new(
  lib['u_charAge'],
  [
    Fiddle::TYPE_INT,  # c : INT
    Fiddle::TYPE_VOIDP,  # versionArray : BYTE* in/out
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn u_charAge(
        c: i32,  // INT
        versionArray: *mut u8  // BYTE* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void u_charAge(int c, IntPtr versionArray);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_u_charAge' -Namespace Win32 -PassThru
# $api::u_charAge(c, versionArray)

#uselib "icuuc.dll"
#func global u_charAge "u_charAge" sptr, sptr
; u_charAge c, varptr(versionArray)
; c : INT -> "sptr"
; versionArray : BYTE* in/out -> "sptr"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procu_charAge = icuuc.NewProc("u_charAge")
)

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

procedure u_charAge(
  c: Integer;   // INT
  versionArray: Pointer   // BYTE* in/out
); cdecl;
  external 'icuuc.dll' name 'u_charAge';

result := DllCall("icuuc\u_charAge"
    , "Int", c   ; INT
    , "Ptr", versionArray   ; BYTE* in/out
    , "Cdecl Int")   ; return: void

●u_charAge(c, versionArray) = DLL("icuuc.dll", "int u_charAge(int, void*)")
# 呼び出し: u_charAge(c, versionArray)
# c : INT -> "int"
# versionArray : BYTE* in/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)。
# ※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_charAge(
    c: i32, // INT
    versionArray: [*c]u8 // BYTE* in/out
) callconv(.c) void;

proc u_charAge(
    c: int32,  # INT
    versionArray: ptr uint8  # BYTE* in/out
) {.importc: "u_charAge", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
void u_charAge(
    int c,   // INT
    ubyte* versionArray   // BYTE* in/out
);

ccall((:u_charAge, "icuuc.dll"), Cvoid,
      (Int32, Ptr{UInt8}),
      c, versionArray)
# c : INT -> Int32
# versionArray : BYTE* in/out -> Ptr{UInt8}

local ffi = require("ffi")
ffi.cdef[[
void u_charAge(
    int32_t c,
    uint8_t* versionArray);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.u_charAge(c, versionArray)
-- c : INT
-- versionArray : BYTE* in/out
-- 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_charAge = lib.func('__cdecl', 'u_charAge', 'void', ['int32_t', 'uint8_t *']);
// u_charAge(c, versionArray)
// c : INT -> 'int32_t'
// versionArray : BYTE* in/out -> 'uint8_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_charAge: { parameters: ["i32", "pointer"], result: "void" },
});
// lib.symbols.u_charAge(c, versionArray)
// c : INT -> "i32"
// versionArray : BYTE* in/out -> "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_charAge(
    int32_t c,
    uint8_t* versionArray);
C, "icuuc.dll");
// $ffi->u_charAge(c, versionArray);
// c : INT
// versionArray : BYTE* in/out
// 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_charAge(
        int c,   // INT
        byte[] versionArray   // BYTE* in/out
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun u_charAge = u_charAge(
    c : Int32,   # INT
    versionArray : UInt8*   # BYTE* in/out
  ) : 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_charAgeNative = Void Function(Int32, Pointer<Uint8>);
typedef u_charAgeDart = void Function(int, Pointer<Uint8>);
final u_charAge = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<u_charAgeNative, u_charAgeDart>('u_charAge');
// c : INT -> Int32
// versionArray : BYTE* in/out -> Pointer<Uint8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure u_charAge(
  c: Integer;   // INT
  versionArray: Pointer   // BYTE* in/out
); cdecl;
  external 'icuuc.dll' name 'u_charAge';

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

foreign import ccall safe "u_charAge"
  c_u_charAge :: Int32 -> Ptr Word8 -> IO ()
-- c : INT -> Int32
-- versionArray : BYTE* in/out -> Ptr Word8
-- 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_charage =
  foreign "u_charAge"
    (int32_t @-> (ptr uint8_t) @-> returning void)
(* c : INT -> int32_t *)
(* versionArray : BYTE* in/out -> (ptr uint8_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_charAge" u-char-age :convention :cdecl) :void
  (c :int32)   ; INT
  (version-array :pointer))   ; BYTE* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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