uloc_openAvailableByType

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

UEnumeration* uloc_openAvailableByType(
    ULocAvailableType type,
    UErrorCode* status
);

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

' type : ULocAvailableType
' status : UErrorCode* in/out
Declare PtrSafe Function uloc_openAvailableByType Lib "icu" ( _
    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

uloc_openAvailableByType = ctypes.cdll.icu.uloc_openAvailableByType
uloc_openAvailableByType.restype = ctypes.c_void_p
uloc_openAvailableByType.argtypes = [
    ctypes.c_int,  # type : ULocAvailableType
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

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

#[link(name = "icu")]
extern "C" {
    fn uloc_openAvailableByType(
        type: i32,  // ULocAvailableType
        status: *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 uloc_openAvailableByType(int type, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icu_uloc_openAvailableByType' -Namespace Win32 -PassThru
# $api::uloc_openAvailableByType(type, status)

#uselib "icu.dll"
#func global uloc_openAvailableByType "uloc_openAvailableByType" sptr, sptr
; uloc_openAvailableByType type, status   ; 戻り値は stat
; type : ULocAvailableType -> "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。

#uselib "icu.dll"
#cfunc global uloc_openAvailableByType "uloc_openAvailableByType" int, int
; res = uloc_openAvailableByType(type, status)
; type : ULocAvailableType -> "int"
; status : UErrorCode* in/out -> "int"

; UEnumeration* uloc_openAvailableByType(ULocAvailableType type, UErrorCode* status)
#uselib "icu.dll"
#cfunc global uloc_openAvailableByType "uloc_openAvailableByType" int, int
; res = uloc_openAvailableByType(type, status)
; type : ULocAvailableType -> "int"
; status : UErrorCode* in/out -> "int"

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

var (
	icu = windows.NewLazySystemDLL("icu.dll")
	proculoc_openAvailableByType = icu.NewProc("uloc_openAvailableByType")
)

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

function uloc_openAvailableByType(
  type: Integer;   // ULocAvailableType
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icu.dll' name 'uloc_openAvailableByType';

result := DllCall("icu\uloc_openAvailableByType"
    , "Int", type   ; ULocAvailableType
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UEnumeration*

●uloc_openAvailableByType(type, status) = DLL("icu.dll", "void* uloc_openAvailableByType(int, void*)")
# 呼び出し: uloc_openAvailableByType(type, status)
# type : ULocAvailableType -> "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。