u_versionToString

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

void u_versionToString(
    const BYTE* versionArray,
    LPSTR versionString
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub u_versionToString(
    versionArray As IntPtr,   ' BYTE*
    <MarshalAs(UnmanagedType.LPStr)> versionString As String   ' LPSTR
)
End Sub

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

import ctypes
from ctypes import wintypes

u_versionToString = ctypes.cdll.icuuc.u_versionToString
u_versionToString.restype = None
u_versionToString.argtypes = [
    ctypes.POINTER(ctypes.c_ubyte),  # versionArray : BYTE*
    wintypes.LPCSTR,  # versionString : LPSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
u_versionToString = Fiddle::Function.new(
  lib['u_versionToString'],
  [
    Fiddle::TYPE_VOIDP,  # versionArray : BYTE*
    Fiddle::TYPE_VOIDP,  # versionString : LPSTR
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

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

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void u_versionToString(IntPtr versionArray, [MarshalAs(UnmanagedType.LPStr)] string versionString);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_u_versionToString' -Namespace Win32 -PassThru
# $api::u_versionToString(versionArray, versionString)

#uselib "icuuc.dll"
#func global u_versionToString "u_versionToString" sptr, sptr
; u_versionToString varptr(versionArray), versionString
; versionArray : BYTE* -> "sptr"
; versionString : LPSTR -> "sptr"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procu_versionToString = icuuc.NewProc("u_versionToString")
)

// versionArray (BYTE*), versionString (LPSTR)
r1, _, err := procu_versionToString.Call(
	uintptr(versionArray),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(versionString))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure u_versionToString(
  versionArray: Pointer;   // BYTE*
  versionString: PAnsiChar   // LPSTR
); cdecl;
  external 'icuuc.dll' name 'u_versionToString';

result := DllCall("icuuc\u_versionToString"
    , "Ptr", versionArray   ; BYTE*
    , "AStr", versionString   ; LPSTR
    , "Cdecl Int")   ; return: void

●u_versionToString(versionArray, versionString) = DLL("icuuc.dll", "int u_versionToString(void*, char*)")
# 呼び出し: u_versionToString(versionArray, versionString)
# versionArray : BYTE* -> "void*"
# versionString : LPSTR -> "char*"
# 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_versionToString(
    versionArray: [*c]u8, // BYTE*
    versionString: [*c]const u8 // LPSTR
) callconv(.c) void;

proc u_versionToString(
    versionArray: ptr uint8,  # BYTE*
    versionString: cstring  # LPSTR
) {.importc: "u_versionToString", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
void u_versionToString(
    ubyte* versionArray,   // BYTE*
    const(char)* versionString   // LPSTR
);

ccall((:u_versionToString, "icuuc.dll"), Cvoid,
      (Ptr{UInt8}, Cstring),
      versionArray, versionString)
# versionArray : BYTE* -> Ptr{UInt8}
# versionString : LPSTR -> Cstring

local ffi = require("ffi")
ffi.cdef[[
void u_versionToString(
    uint8_t* versionArray,
    const char* versionString);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.u_versionToString(versionArray, versionString)
-- versionArray : BYTE*
-- versionString : LPSTR
-- 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_versionToString = lib.func('__cdecl', 'u_versionToString', 'void', ['uint8_t *', 'str']);
// u_versionToString(versionArray, versionString)
// versionArray : BYTE* -> 'uint8_t *'
// versionString : LPSTR -> 'str'
// 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_versionToString: { parameters: ["pointer", "buffer"], result: "void" },
});
// lib.symbols.u_versionToString(versionArray, versionString)
// versionArray : BYTE* -> "pointer"
// versionString : LPSTR -> "buffer"
// 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_versionToString(
    uint8_t* versionArray,
    const char* versionString);
C, "icuuc.dll");
// $ffi->u_versionToString(versionArray, versionString);
// versionArray : BYTE*
// versionString : LPSTR
// 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_versionToString(
        byte[] versionArray,   // BYTE*
        String versionString   // LPSTR
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun u_versionToString = u_versionToString(
    versionArray : UInt8*,   # BYTE*
    versionString : UInt8*   # LPSTR
  ) : 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_versionToStringNative = Void Function(Pointer<Uint8>, Pointer<Utf8>);
typedef u_versionToStringDart = void Function(Pointer<Uint8>, Pointer<Utf8>);
final u_versionToString = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<u_versionToStringNative, u_versionToStringDart>('u_versionToString');
// versionArray : BYTE* -> Pointer<Uint8>
// versionString : LPSTR -> Pointer<Utf8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure u_versionToString(
  versionArray: Pointer;   // BYTE*
  versionString: PAnsiChar   // LPSTR
); cdecl;
  external 'icuuc.dll' name 'u_versionToString';

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

foreign import ccall safe "u_versionToString"
  c_u_versionToString :: Ptr Word8 -> CString -> IO ()
-- versionArray : BYTE* -> Ptr Word8
-- versionString : LPSTR -> CString
-- 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_versiontostring =
  foreign "u_versionToString"
    ((ptr uint8_t) @-> string @-> returning void)
(* versionArray : BYTE* -> (ptr uint8_t) *)
(* versionString : LPSTR -> string *)
(* 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_versionToString" u-version-to-string :convention :cdecl) :void
  (version-array :pointer)   ; BYTE*
  (version-string :string))   ; LPSTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

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