ucurr_openISOCurrencies

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

UEnumeration* ucurr_openISOCurrencies(
    DWORD currType,
    UErrorCode* pErrorCode
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucurr_openISOCurrencies(
    currType As UInteger,   ' DWORD
    ByRef pErrorCode As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' currType : DWORD
' pErrorCode : UErrorCode* in/out
Declare PtrSafe Function ucurr_openISOCurrencies Lib "icuuc" ( _
    ByVal currType As Long, _
    ByRef pErrorCode 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

ucurr_openISOCurrencies = ctypes.cdll.icuuc.ucurr_openISOCurrencies
ucurr_openISOCurrencies.restype = ctypes.c_void_p
ucurr_openISOCurrencies.argtypes = [
    wintypes.DWORD,  # currType : DWORD
    ctypes.c_void_p,  # pErrorCode : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
ucurr_openISOCurrencies = Fiddle::Function.new(
  lib['ucurr_openISOCurrencies'],
  [
    -Fiddle::TYPE_INT,  # currType : DWORD
    Fiddle::TYPE_VOIDP,  # pErrorCode : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn ucurr_openISOCurrencies(
        currType: u32,  // DWORD
        pErrorCode: *mut i32  // UErrorCode* in/out
    ) -> *mut isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr ucurr_openISOCurrencies(uint currType, ref int pErrorCode);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_ucurr_openISOCurrencies' -Namespace Win32 -PassThru
# $api::ucurr_openISOCurrencies(currType, pErrorCode)

#uselib "icuuc.dll"
#func global ucurr_openISOCurrencies "ucurr_openISOCurrencies" sptr, sptr
; ucurr_openISOCurrencies currType, varptr(pErrorCode)   ; 戻り値は stat
; currType : DWORD -> "sptr"
; pErrorCode : 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 (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procucurr_openISOCurrencies = icuuc.NewProc("ucurr_openISOCurrencies")
)

// currType (DWORD), pErrorCode (UErrorCode* in/out)
r1, _, err := procucurr_openISOCurrencies.Call(
	uintptr(currType),
	uintptr(pErrorCode),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UEnumeration*

function ucurr_openISOCurrencies(
  currType: DWORD;   // DWORD
  pErrorCode: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuuc.dll' name 'ucurr_openISOCurrencies';

result := DllCall("icuuc\ucurr_openISOCurrencies"
    , "UInt", currType   ; DWORD
    , "Ptr", pErrorCode   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UEnumeration*

●ucurr_openISOCurrencies(currType, pErrorCode) = DLL("icuuc.dll", "void* ucurr_openISOCurrencies(dword, void*)")
# 呼び出し: ucurr_openISOCurrencies(currType, pErrorCode)
# currType : DWORD -> "dword"
# pErrorCode : 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 "icuuc" fn ucurr_openISOCurrencies(
    currType: u32, // DWORD
    pErrorCode: [*c]i32 // UErrorCode* in/out
) callconv(.c) [*c]isize;

proc ucurr_openISOCurrencies(
    currType: uint32,  # DWORD
    pErrorCode: ptr int32  # UErrorCode* in/out
): ptr int {.importc: "ucurr_openISOCurrencies", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
ptrdiff_t* ucurr_openISOCurrencies(
    uint currType,   // DWORD
    int* pErrorCode   // UErrorCode* in/out
);

ccall((:ucurr_openISOCurrencies, "icuuc.dll"), Ptr{Int},
      (UInt32, Ptr{Int32}),
      currType, pErrorCode)
# currType : DWORD -> UInt32
# pErrorCode : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
intptr_t* ucurr_openISOCurrencies(
    uint32_t currType,
    int32_t* pErrorCode);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.ucurr_openISOCurrencies(currType, pErrorCode)
-- currType : DWORD
-- pErrorCode : 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('icuuc.dll');
const ucurr_openISOCurrencies = lib.func('__cdecl', 'ucurr_openISOCurrencies', 'intptr_t *', ['uint32_t', 'int32_t *']);
// ucurr_openISOCurrencies(currType, pErrorCode)
// currType : DWORD -> 'uint32_t'
// pErrorCode : 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("icuuc.dll", {
  ucurr_openISOCurrencies: { parameters: ["u32", "pointer"], result: "pointer" },
});
// lib.symbols.ucurr_openISOCurrencies(currType, pErrorCode)
// currType : DWORD -> "u32"
// pErrorCode : 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* ucurr_openISOCurrencies(
    uint32_t currType,
    int32_t* pErrorCode);
C, "icuuc.dll");
// $ffi->ucurr_openISOCurrencies(currType, pErrorCode);
// currType : DWORD
// pErrorCode : 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 Icuuc extends Library {
    Icuuc INSTANCE = Native.load("icuuc", Icuuc.class);
    Pointer ucurr_openISOCurrencies(
        int currType,   // DWORD
        IntByReference pErrorCode   // UErrorCode* in/out
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun ucurr_openISOCurrencies = ucurr_openISOCurrencies(
    currType : UInt32,   # DWORD
    pErrorCode : 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 ucurr_openISOCurrenciesNative = Pointer<IntPtr> Function(Uint32, Pointer<Int32>);
typedef ucurr_openISOCurrenciesDart = Pointer<IntPtr> Function(int, Pointer<Int32>);
final ucurr_openISOCurrencies = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<ucurr_openISOCurrenciesNative, ucurr_openISOCurrenciesDart>('ucurr_openISOCurrencies');
// currType : DWORD -> Uint32
// pErrorCode : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ucurr_openISOCurrencies(
  currType: DWORD;   // DWORD
  pErrorCode: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuuc.dll' name 'ucurr_openISOCurrencies';

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

foreign import ccall safe "ucurr_openISOCurrencies"
  c_ucurr_openISOCurrencies :: Word32 -> Ptr Int32 -> IO (Ptr CIntPtr)
-- currType : DWORD -> Word32
-- pErrorCode : 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 ucurr_openisocurrencies =
  foreign "ucurr_openISOCurrencies"
    (uint32_t @-> (ptr int32_t) @-> returning (ptr intptr_t))
(* currType : DWORD -> uint32_t *)
(* pErrorCode : 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 icuuc (t "icuuc.dll"))
(cffi:use-foreign-library icuuc)

(cffi:defcfun ("ucurr_openISOCurrencies" ucurr-open-isocurrencies :convention :cdecl) :pointer
  (curr-type :uint32)   ; DWORD
  (p-error-code :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 $ucurr_openISOCurrencies = Win32::API::More->new('icuuc',
    'LPVOID ucurr_openISOCurrencies(DWORD currType, LPVOID pErrorCode)');
# my $ret = $ucurr_openISOCurrencies->Call($currType, $pErrorCode);
# currType : DWORD -> DWORD
# pErrorCode : 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。