unumf_openForSkeletonAndLocale

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

UNumberFormatter* unumf_openForSkeletonAndLocale(
    const WORD* skeleton,
    INT skeletonLen,
    LPCSTR locale,
    UErrorCode* ec
);

<DllImport("icu.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function unumf_openForSkeletonAndLocale(
    ByRef skeleton As UShort,   ' WORD*
    skeletonLen As Integer,   ' INT
    <MarshalAs(UnmanagedType.LPStr)> locale As String,   ' LPCSTR
    ByRef ec As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' skeleton : WORD*
' skeletonLen : INT
' locale : LPCSTR
' ec : UErrorCode* in/out
Declare PtrSafe Function unumf_openForSkeletonAndLocale Lib "icu" ( _
    ByRef skeleton As Integer, _
    ByVal skeletonLen As Long, _
    ByVal locale As String, _
    ByRef ec 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

unumf_openForSkeletonAndLocale = ctypes.cdll.icu.unumf_openForSkeletonAndLocale
unumf_openForSkeletonAndLocale.restype = ctypes.c_void_p
unumf_openForSkeletonAndLocale.argtypes = [
    ctypes.POINTER(ctypes.c_ushort),  # skeleton : WORD*
    ctypes.c_int,  # skeletonLen : INT
    wintypes.LPCSTR,  # locale : LPCSTR
    ctypes.c_void_p,  # ec : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icu.dll')
unumf_openForSkeletonAndLocale = Fiddle::Function.new(
  lib['unumf_openForSkeletonAndLocale'],
  [
    Fiddle::TYPE_VOIDP,  # skeleton : WORD*
    Fiddle::TYPE_INT,  # skeletonLen : INT
    Fiddle::TYPE_VOIDP,  # locale : LPCSTR
    Fiddle::TYPE_VOIDP,  # ec : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icu")]
extern "C" {
    fn unumf_openForSkeletonAndLocale(
        skeleton: *const u16,  // WORD*
        skeletonLen: i32,  // INT
        locale: *const u8,  // LPCSTR
        ec: *mut i32  // UErrorCode* in/out
    ) -> *mut isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icu.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr unumf_openForSkeletonAndLocale(ref ushort skeleton, int skeletonLen, [MarshalAs(UnmanagedType.LPStr)] string locale, ref int ec);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icu_unumf_openForSkeletonAndLocale' -Namespace Win32 -PassThru
# $api::unumf_openForSkeletonAndLocale(skeleton, skeletonLen, locale, ec)

#uselib "icu.dll"
#func global unumf_openForSkeletonAndLocale "unumf_openForSkeletonAndLocale" sptr, sptr, sptr, sptr
; unumf_openForSkeletonAndLocale varptr(skeleton), skeletonLen, locale, varptr(ec)   ; 戻り値は stat
; skeleton : WORD* -> "sptr"
; skeletonLen : INT -> "sptr"
; locale : LPCSTR -> "sptr"
; ec : 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 (
	icu = windows.NewLazySystemDLL("icu.dll")
	procunumf_openForSkeletonAndLocale = icu.NewProc("unumf_openForSkeletonAndLocale")
)

// skeleton (WORD*), skeletonLen (INT), locale (LPCSTR), ec (UErrorCode* in/out)
r1, _, err := procunumf_openForSkeletonAndLocale.Call(
	uintptr(skeleton),
	uintptr(skeletonLen),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(locale))),
	uintptr(ec),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UNumberFormatter*

function unumf_openForSkeletonAndLocale(
  skeleton: Pointer;   // WORD*
  skeletonLen: Integer;   // INT
  locale: PAnsiChar;   // LPCSTR
  ec: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icu.dll' name 'unumf_openForSkeletonAndLocale';

result := DllCall("icu\unumf_openForSkeletonAndLocale"
    , "Ptr", skeleton   ; WORD*
    , "Int", skeletonLen   ; INT
    , "AStr", locale   ; LPCSTR
    , "Ptr", ec   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UNumberFormatter*

●unumf_openForSkeletonAndLocale(skeleton, skeletonLen, locale, ec) = DLL("icu.dll", "void* unumf_openForSkeletonAndLocale(void*, int, char*, void*)")
# 呼び出し: unumf_openForSkeletonAndLocale(skeleton, skeletonLen, locale, ec)
# skeleton : WORD* -> "void*"
# skeletonLen : INT -> "int"
# locale : LPCSTR -> "char*"
# ec : 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 "icu" fn unumf_openForSkeletonAndLocale(
    skeleton: [*c]u16, // WORD*
    skeletonLen: i32, // INT
    locale: [*c]const u8, // LPCSTR
    ec: [*c]i32 // UErrorCode* in/out
) callconv(.c) [*c]isize;

proc unumf_openForSkeletonAndLocale(
    skeleton: ptr uint16,  # WORD*
    skeletonLen: int32,  # INT
    locale: cstring,  # LPCSTR
    ec: ptr int32  # UErrorCode* in/out
): ptr int {.importc: "unumf_openForSkeletonAndLocale", cdecl, dynlib: "icu.dll".}

pragma(lib, "icu");
extern(C)
ptrdiff_t* unumf_openForSkeletonAndLocale(
    ushort* skeleton,   // WORD*
    int skeletonLen,   // INT
    const(char)* locale,   // LPCSTR
    int* ec   // UErrorCode* in/out
);

ccall((:unumf_openForSkeletonAndLocale, "icu.dll"), Ptr{Int},
      (Ptr{UInt16}, Int32, Cstring, Ptr{Int32}),
      skeleton, skeletonLen, locale, ec)
# skeleton : WORD* -> Ptr{UInt16}
# skeletonLen : INT -> Int32
# locale : LPCSTR -> Cstring
# ec : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
intptr_t* unumf_openForSkeletonAndLocale(
    uint16_t* skeleton,
    int32_t skeletonLen,
    const char* locale,
    int32_t* ec);
]]
local icu = ffi.load("icu")
-- icu.unumf_openForSkeletonAndLocale(skeleton, skeletonLen, locale, ec)
-- skeleton : WORD*
-- skeletonLen : INT
-- locale : LPCSTR
-- ec : 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('icu.dll');
const unumf_openForSkeletonAndLocale = lib.func('__cdecl', 'unumf_openForSkeletonAndLocale', 'intptr_t *', ['uint16_t *', 'int32_t', 'str', 'int32_t *']);
// unumf_openForSkeletonAndLocale(skeleton, skeletonLen, locale, ec)
// skeleton : WORD* -> 'uint16_t *'
// skeletonLen : INT -> 'int32_t'
// locale : LPCSTR -> 'str'
// ec : 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("icu.dll", {
  unumf_openForSkeletonAndLocale: { parameters: ["pointer", "i32", "buffer", "pointer"], result: "pointer" },
});
// lib.symbols.unumf_openForSkeletonAndLocale(skeleton, skeletonLen, locale, ec)
// skeleton : WORD* -> "pointer"
// skeletonLen : INT -> "i32"
// locale : LPCSTR -> "buffer"
// ec : 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* unumf_openForSkeletonAndLocale(
    uint16_t* skeleton,
    int32_t skeletonLen,
    const char* locale,
    int32_t* ec);
C, "icu.dll");
// $ffi->unumf_openForSkeletonAndLocale(skeleton, skeletonLen, locale, ec);
// skeleton : WORD*
// skeletonLen : INT
// locale : LPCSTR
// ec : 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 Icu extends Library {
    Icu INSTANCE = Native.load("icu", Icu.class);
    Pointer unumf_openForSkeletonAndLocale(
        ShortByReference skeleton,   // WORD*
        int skeletonLen,   // INT
        String locale,   // LPCSTR
        IntByReference ec   // UErrorCode* in/out
    );
}

@[Link("icu")]
lib Libicu
  fun unumf_openForSkeletonAndLocale = unumf_openForSkeletonAndLocale(
    skeleton : UInt16*,   # WORD*
    skeletonLen : Int32,   # INT
    locale : UInt8*,   # LPCSTR
    ec : 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 unumf_openForSkeletonAndLocaleNative = Pointer<IntPtr> Function(Pointer<Uint16>, Int32, Pointer<Utf8>, Pointer<Int32>);
typedef unumf_openForSkeletonAndLocaleDart = Pointer<IntPtr> Function(Pointer<Uint16>, int, Pointer<Utf8>, Pointer<Int32>);
final unumf_openForSkeletonAndLocale = DynamicLibrary.open('icu.dll')
    .lookupFunction<unumf_openForSkeletonAndLocaleNative, unumf_openForSkeletonAndLocaleDart>('unumf_openForSkeletonAndLocale');
// skeleton : WORD* -> Pointer<Uint16>
// skeletonLen : INT -> Int32
// locale : LPCSTR -> Pointer<Utf8>
// ec : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function unumf_openForSkeletonAndLocale(
  skeleton: Pointer;   // WORD*
  skeletonLen: Integer;   // INT
  locale: PAnsiChar;   // LPCSTR
  ec: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icu.dll' name 'unumf_openForSkeletonAndLocale';

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

foreign import ccall safe "unumf_openForSkeletonAndLocale"
  c_unumf_openForSkeletonAndLocale :: Ptr Word16 -> Int32 -> CString -> Ptr Int32 -> IO (Ptr CIntPtr)
-- skeleton : WORD* -> Ptr Word16
-- skeletonLen : INT -> Int32
-- locale : LPCSTR -> CString
-- ec : 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 unumf_openforskeletonandlocale =
  foreign "unumf_openForSkeletonAndLocale"
    ((ptr uint16_t) @-> int32_t @-> string @-> (ptr int32_t) @-> returning (ptr intptr_t))
(* skeleton : WORD* -> (ptr uint16_t) *)
(* skeletonLen : INT -> int32_t *)
(* locale : LPCSTR -> string *)
(* ec : 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 icu (t "icu.dll"))
(cffi:use-foreign-library icu)

(cffi:defcfun ("unumf_openForSkeletonAndLocale" unumf-open-for-skeleton-and-locale :convention :cdecl) :pointer
  (skeleton :pointer)   ; WORD*
  (skeleton-len :int32)   ; INT
  (locale :string)   ; LPCSTR
  (ec :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 $unumf_openForSkeletonAndLocale = Win32::API::More->new('icu',
    'LPVOID unumf_openForSkeletonAndLocale(LPVOID skeleton, int skeletonLen, LPCSTR locale, LPVOID ec)');
# my $ret = $unumf_openForSkeletonAndLocale->Call($skeleton, $skeletonLen, $locale, $ec);
# skeleton : WORD* -> LPVOID
# skeletonLen : INT -> int
# locale : LPCSTR -> LPCSTR
# ec : 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。