uregion_getAvailable

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

UEnumeration* uregion_getAvailable(
    URegionType type,
    UErrorCode* status
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function uregion_getAvailable(
    type As Integer,   ' URegionType
    ByRef status As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' type : URegionType
' status : UErrorCode* in/out
Declare PtrSafe Function uregion_getAvailable Lib "icuin" ( _
    ByVal type As Long, _
    ByRef status As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

uregion_getAvailable = ctypes.cdll.icuin.uregion_getAvailable
uregion_getAvailable.restype = ctypes.c_void_p
uregion_getAvailable.argtypes = [
    ctypes.c_int,  # type : URegionType
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
uregion_getAvailable = Fiddle::Function.new(
  lib['uregion_getAvailable'],
  [
    Fiddle::TYPE_INT,  # type : URegionType
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn uregion_getAvailable(
        type: i32,  // URegionType
        status: *mut i32  // UErrorCode* in/out
    ) -> *mut isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr uregion_getAvailable(int type, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_uregion_getAvailable' -Namespace Win32 -PassThru
# $api::uregion_getAvailable(type, status)

#uselib "icuin.dll"
#func global uregion_getAvailable "uregion_getAvailable" sptr, sptr
; uregion_getAvailable type, varptr(status)   ; 戻り値は stat
; type : URegionType -> "sptr"
; status : UErrorCode* in/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。

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

var (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procuregion_getAvailable = icuin.NewProc("uregion_getAvailable")
)

// type (URegionType), status (UErrorCode* in/out)
r1, _, err := procuregion_getAvailable.Call(
	uintptr(type),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UEnumeration*

function uregion_getAvailable(
  type: Integer;   // URegionType
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuin.dll' name 'uregion_getAvailable';

result := DllCall("icuin\uregion_getAvailable"
    , "Int", type   ; URegionType
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UEnumeration*

●uregion_getAvailable(type, status) = DLL("icuin.dll", "void* uregion_getAvailable(int, void*)")
# 呼び出し: uregion_getAvailable(type, status)
# type : URegionType -> "int"
# status : UErrorCode* 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 "icuin" fn uregion_getAvailable(
    type: i32, // URegionType
    status: [*c]i32 // UErrorCode* in/out
) callconv(.c) [*c]isize;

proc uregion_getAvailable(
    `type`: int32,  # URegionType
    status: ptr int32  # UErrorCode* in/out
): ptr int {.importc: "uregion_getAvailable", cdecl, dynlib: "icuin.dll".}

pragma(lib, "icuin");
extern(C)
ptrdiff_t* uregion_getAvailable(
    int type,   // URegionType
    int* status   // UErrorCode* in/out
);

ccall((:uregion_getAvailable, "icuin.dll"), Ptr{Int},
      (Int32, Ptr{Int32}),
      type, status)
# type : URegionType -> Int32
# status : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
intptr_t* uregion_getAvailable(
    int32_t type,
    int32_t* status);
]]
local icuin = ffi.load("icuin")
-- icuin.uregion_getAvailable(type, status)
-- type : URegionType
-- status : UErrorCode* 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('icuin.dll');
const uregion_getAvailable = lib.func('__cdecl', 'uregion_getAvailable', 'intptr_t *', ['int32_t', 'int32_t *']);
// uregion_getAvailable(type, status)
// type : URegionType -> 'int32_t'
// status : UErrorCode* in/out -> 'int32_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("icuin.dll", {
  uregion_getAvailable: { parameters: ["i32", "pointer"], result: "pointer" },
});
// lib.symbols.uregion_getAvailable(type, status)
// type : URegionType -> "i32"
// status : UErrorCode* 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
intptr_t* uregion_getAvailable(
    int32_t type,
    int32_t* status);
C, "icuin.dll");
// $ffi->uregion_getAvailable(type, status);
// type : URegionType
// status : UErrorCode* 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 Icuin extends Library {
    Icuin INSTANCE = Native.load("icuin", Icuin.class);
    Pointer uregion_getAvailable(
        int type,   // URegionType
        IntByReference status   // UErrorCode* in/out
    );
}

@[Link("icuin")]
lib Libicuin
  fun uregion_getAvailable = uregion_getAvailable(
    type_ : Int32,   # URegionType
    status : Int32*   # UErrorCode* in/out
  ) : LibC::SSizeT*
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 uregion_getAvailableNative = Pointer<IntPtr> Function(Int32, Pointer<Int32>);
typedef uregion_getAvailableDart = Pointer<IntPtr> Function(int, Pointer<Int32>);
final uregion_getAvailable = DynamicLibrary.open('icuin.dll')
    .lookupFunction<uregion_getAvailableNative, uregion_getAvailableDart>('uregion_getAvailable');
// type : URegionType -> Int32
// status : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function uregion_getAvailable(
  type: Integer;   // URegionType
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuin.dll' name 'uregion_getAvailable';

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

foreign import ccall safe "uregion_getAvailable"
  c_uregion_getAvailable :: Int32 -> Ptr Int32 -> IO (Ptr CIntPtr)
-- type : URegionType -> Int32
-- status : UErrorCode* in/out -> Ptr Int32
-- 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 uregion_getavailable =
  foreign "uregion_getAvailable"
    (int32_t @-> (ptr int32_t) @-> returning (ptr intptr_t))
(* type : URegionType -> int32_t *)
(* status : UErrorCode* in/out -> (ptr int32_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 icuin (t "icuin.dll"))
(cffi:use-foreign-library icuin)

(cffi:defcfun ("uregion_getAvailable" uregion-get-available :convention :cdecl) :pointer
  (type :int32)   ; URegionType
  (status :pointer))   ; UErrorCode* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $uregion_getAvailable = Win32::API::More->new('icuin',
    'LPVOID uregion_getAvailable(int type, LPVOID status)');
# my $ret = $uregion_getAvailable->Call($type, $status);
# type : URegionType -> int
# status : UErrorCode* 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。