ucal_openTimeZoneIDEnumeration

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

UEnumeration* ucal_openTimeZoneIDEnumeration(
    USystemTimeZoneType zoneType,
    LPCSTR region,
    const INT* rawOffset,
    UErrorCode* ec
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucal_openTimeZoneIDEnumeration(
    zoneType As Integer,   ' USystemTimeZoneType
    <MarshalAs(UnmanagedType.LPStr)> region As String,   ' LPCSTR
    ByRef rawOffset As Integer,   ' INT*
    ByRef ec As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' zoneType : USystemTimeZoneType
' region : LPCSTR
' rawOffset : INT*
' ec : UErrorCode* in/out
Declare PtrSafe Function ucal_openTimeZoneIDEnumeration Lib "icuin" ( _
    ByVal zoneType As Long, _
    ByVal region As String, _
    ByRef rawOffset As Long, _
    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

ucal_openTimeZoneIDEnumeration = ctypes.cdll.icuin.ucal_openTimeZoneIDEnumeration
ucal_openTimeZoneIDEnumeration.restype = ctypes.c_void_p
ucal_openTimeZoneIDEnumeration.argtypes = [
    ctypes.c_int,  # zoneType : USystemTimeZoneType
    wintypes.LPCSTR,  # region : LPCSTR
    ctypes.POINTER(ctypes.c_int),  # rawOffset : INT*
    ctypes.c_void_p,  # ec : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
ucal_openTimeZoneIDEnumeration = Fiddle::Function.new(
  lib['ucal_openTimeZoneIDEnumeration'],
  [
    Fiddle::TYPE_INT,  # zoneType : USystemTimeZoneType
    Fiddle::TYPE_VOIDP,  # region : LPCSTR
    Fiddle::TYPE_VOIDP,  # rawOffset : INT*
    Fiddle::TYPE_VOIDP,  # ec : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn ucal_openTimeZoneIDEnumeration(
        zoneType: i32,  // USystemTimeZoneType
        region: *const u8,  // LPCSTR
        rawOffset: *const i32,  // INT*
        ec: *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 ucal_openTimeZoneIDEnumeration(int zoneType, [MarshalAs(UnmanagedType.LPStr)] string region, ref int rawOffset, ref int ec);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_ucal_openTimeZoneIDEnumeration' -Namespace Win32 -PassThru
# $api::ucal_openTimeZoneIDEnumeration(zoneType, region, rawOffset, ec)

#uselib "icuin.dll"
#func global ucal_openTimeZoneIDEnumeration "ucal_openTimeZoneIDEnumeration" sptr, sptr, sptr, sptr
; ucal_openTimeZoneIDEnumeration zoneType, region, varptr(rawOffset), varptr(ec)   ; 戻り値は stat
; zoneType : USystemTimeZoneType -> "sptr"
; region : LPCSTR -> "sptr"
; rawOffset : INT* -> "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 (
	icuin = windows.NewLazySystemDLL("icuin.dll")
	procucal_openTimeZoneIDEnumeration = icuin.NewProc("ucal_openTimeZoneIDEnumeration")
)

// zoneType (USystemTimeZoneType), region (LPCSTR), rawOffset (INT*), ec (UErrorCode* in/out)
r1, _, err := procucal_openTimeZoneIDEnumeration.Call(
	uintptr(zoneType),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(region))),
	uintptr(rawOffset),
	uintptr(ec),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UEnumeration*

function ucal_openTimeZoneIDEnumeration(
  zoneType: Integer;   // USystemTimeZoneType
  region: PAnsiChar;   // LPCSTR
  rawOffset: Pointer;   // INT*
  ec: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuin.dll' name 'ucal_openTimeZoneIDEnumeration';

result := DllCall("icuin\ucal_openTimeZoneIDEnumeration"
    , "Int", zoneType   ; USystemTimeZoneType
    , "AStr", region   ; LPCSTR
    , "Ptr", rawOffset   ; INT*
    , "Ptr", ec   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UEnumeration*

●ucal_openTimeZoneIDEnumeration(zoneType, region, rawOffset, ec) = DLL("icuin.dll", "void* ucal_openTimeZoneIDEnumeration(int, char*, void*, void*)")
# 呼び出し: ucal_openTimeZoneIDEnumeration(zoneType, region, rawOffset, ec)
# zoneType : USystemTimeZoneType -> "int"
# region : LPCSTR -> "char*"
# rawOffset : INT* -> "void*"
# 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 "icuin" fn ucal_openTimeZoneIDEnumeration(
    zoneType: i32, // USystemTimeZoneType
    region: [*c]const u8, // LPCSTR
    rawOffset: [*c]i32, // INT*
    ec: [*c]i32 // UErrorCode* in/out
) callconv(.c) [*c]isize;

proc ucal_openTimeZoneIDEnumeration(
    zoneType: int32,  # USystemTimeZoneType
    region: cstring,  # LPCSTR
    rawOffset: ptr int32,  # INT*
    ec: ptr int32  # UErrorCode* in/out
): ptr int {.importc: "ucal_openTimeZoneIDEnumeration", cdecl, dynlib: "icuin.dll".}

pragma(lib, "icuin");
extern(C)
ptrdiff_t* ucal_openTimeZoneIDEnumeration(
    int zoneType,   // USystemTimeZoneType
    const(char)* region,   // LPCSTR
    int* rawOffset,   // INT*
    int* ec   // UErrorCode* in/out
);

ccall((:ucal_openTimeZoneIDEnumeration, "icuin.dll"), Ptr{Int},
      (Int32, Cstring, Ptr{Int32}, Ptr{Int32}),
      zoneType, region, rawOffset, ec)
# zoneType : USystemTimeZoneType -> Int32
# region : LPCSTR -> Cstring
# rawOffset : INT* -> Ptr{Int32}
# ec : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
intptr_t* ucal_openTimeZoneIDEnumeration(
    int32_t zoneType,
    const char* region,
    int32_t* rawOffset,
    int32_t* ec);
]]
local icuin = ffi.load("icuin")
-- icuin.ucal_openTimeZoneIDEnumeration(zoneType, region, rawOffset, ec)
-- zoneType : USystemTimeZoneType
-- region : LPCSTR
-- rawOffset : INT*
-- 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('icuin.dll');
const ucal_openTimeZoneIDEnumeration = lib.func('__cdecl', 'ucal_openTimeZoneIDEnumeration', 'intptr_t *', ['int32_t', 'str', 'int32_t *', 'int32_t *']);
// ucal_openTimeZoneIDEnumeration(zoneType, region, rawOffset, ec)
// zoneType : USystemTimeZoneType -> 'int32_t'
// region : LPCSTR -> 'str'
// rawOffset : INT* -> 'int32_t *'
// 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("icuin.dll", {
  ucal_openTimeZoneIDEnumeration: { parameters: ["i32", "buffer", "pointer", "pointer"], result: "pointer" },
});
// lib.symbols.ucal_openTimeZoneIDEnumeration(zoneType, region, rawOffset, ec)
// zoneType : USystemTimeZoneType -> "i32"
// region : LPCSTR -> "buffer"
// rawOffset : INT* -> "pointer"
// 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* ucal_openTimeZoneIDEnumeration(
    int32_t zoneType,
    const char* region,
    int32_t* rawOffset,
    int32_t* ec);
C, "icuin.dll");
// $ffi->ucal_openTimeZoneIDEnumeration(zoneType, region, rawOffset, ec);
// zoneType : USystemTimeZoneType
// region : LPCSTR
// rawOffset : INT*
// 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 Icuin extends Library {
    Icuin INSTANCE = Native.load("icuin", Icuin.class);
    Pointer ucal_openTimeZoneIDEnumeration(
        int zoneType,   // USystemTimeZoneType
        String region,   // LPCSTR
        IntByReference rawOffset,   // INT*
        IntByReference ec   // UErrorCode* in/out
    );
}

@[Link("icuin")]
lib Libicuin
  fun ucal_openTimeZoneIDEnumeration = ucal_openTimeZoneIDEnumeration(
    zoneType : Int32,   # USystemTimeZoneType
    region : UInt8*,   # LPCSTR
    rawOffset : Int32*,   # INT*
    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 ucal_openTimeZoneIDEnumerationNative = Pointer<IntPtr> Function(Int32, Pointer<Utf8>, Pointer<Int32>, Pointer<Int32>);
typedef ucal_openTimeZoneIDEnumerationDart = Pointer<IntPtr> Function(int, Pointer<Utf8>, Pointer<Int32>, Pointer<Int32>);
final ucal_openTimeZoneIDEnumeration = DynamicLibrary.open('icuin.dll')
    .lookupFunction<ucal_openTimeZoneIDEnumerationNative, ucal_openTimeZoneIDEnumerationDart>('ucal_openTimeZoneIDEnumeration');
// zoneType : USystemTimeZoneType -> Int32
// region : LPCSTR -> Pointer<Utf8>
// rawOffset : INT* -> Pointer<Int32>
// ec : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ucal_openTimeZoneIDEnumeration(
  zoneType: Integer;   // USystemTimeZoneType
  region: PAnsiChar;   // LPCSTR
  rawOffset: Pointer;   // INT*
  ec: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuin.dll' name 'ucal_openTimeZoneIDEnumeration';

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

foreign import ccall safe "ucal_openTimeZoneIDEnumeration"
  c_ucal_openTimeZoneIDEnumeration :: Int32 -> CString -> Ptr Int32 -> Ptr Int32 -> IO (Ptr CIntPtr)
-- zoneType : USystemTimeZoneType -> Int32
-- region : LPCSTR -> CString
-- rawOffset : INT* -> Ptr Int32
-- 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 ucal_opentimezoneidenumeration =
  foreign "ucal_openTimeZoneIDEnumeration"
    (int32_t @-> string @-> (ptr int32_t) @-> (ptr int32_t) @-> returning (ptr intptr_t))
(* zoneType : USystemTimeZoneType -> int32_t *)
(* region : LPCSTR -> string *)
(* rawOffset : INT* -> (ptr int32_t) *)
(* 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 icuin (t "icuin.dll"))
(cffi:use-foreign-library icuin)

(cffi:defcfun ("ucal_openTimeZoneIDEnumeration" ucal-open-time-zone-idenumeration :convention :cdecl) :pointer
  (zone-type :int32)   ; USystemTimeZoneType
  (region :string)   ; LPCSTR
  (raw-offset :pointer)   ; INT*
  (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 $ucal_openTimeZoneIDEnumeration = Win32::API::More->new('icuin',
    'LPVOID ucal_openTimeZoneIDEnumeration(int zoneType, LPCSTR region, LPVOID rawOffset, LPVOID ec)');
# my $ret = $ucal_openTimeZoneIDEnumeration->Call($zoneType, $region, $rawOffset, $ec);
# zoneType : USystemTimeZoneType -> int
# region : LPCSTR -> LPCSTR
# rawOffset : INT* -> LPVOID
# 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。