u_enumCharTypes

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

void u_enumCharTypes(
    UCharEnumTypeRange* enumRange,
    const void* context
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub u_enumCharTypes(
    enumRange As IntPtr,   ' UCharEnumTypeRange* in/out
    context As IntPtr   ' void*
)
End Sub

' enumRange : UCharEnumTypeRange* in/out
' context : void*
Declare PtrSafe Sub u_enumCharTypes Lib "icuuc" ( _
    ByVal enumRange As LongPtr, _
    ByVal context As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

u_enumCharTypes = ctypes.cdll.icuuc.u_enumCharTypes
u_enumCharTypes.restype = None
u_enumCharTypes.argtypes = [
    ctypes.c_void_p,  # enumRange : UCharEnumTypeRange* in/out
    ctypes.POINTER(None),  # context : void*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
u_enumCharTypes = Fiddle::Function.new(
  lib['u_enumCharTypes'],
  [
    Fiddle::TYPE_VOIDP,  # enumRange : UCharEnumTypeRange* in/out
    Fiddle::TYPE_VOIDP,  # context : void*
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn u_enumCharTypes(
        enumRange: *mut *const core::ffi::c_void,  // UCharEnumTypeRange* in/out
        context: *const ()  // void*
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void u_enumCharTypes(IntPtr enumRange, IntPtr context);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_u_enumCharTypes' -Namespace Win32 -PassThru
# $api::u_enumCharTypes(enumRange, context)

#uselib "icuuc.dll"
#func global u_enumCharTypes "u_enumCharTypes" sptr, sptr
; u_enumCharTypes enumRange, context
; enumRange : UCharEnumTypeRange* in/out -> "sptr"
; context : void* -> "sptr"

#uselib "icuuc.dll"
#func global u_enumCharTypes "u_enumCharTypes" sptr, sptr
; u_enumCharTypes enumRange, context
; enumRange : UCharEnumTypeRange* in/out -> "sptr"
; context : void* -> "sptr"

; void u_enumCharTypes(UCharEnumTypeRange* enumRange, void* context)
#uselib "icuuc.dll"
#func global u_enumCharTypes "u_enumCharTypes" intptr, intptr
; u_enumCharTypes enumRange, context
; enumRange : UCharEnumTypeRange* in/out -> "intptr"
; context : void* -> "intptr"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procu_enumCharTypes = icuuc.NewProc("u_enumCharTypes")
)

// enumRange (UCharEnumTypeRange* in/out), context (void*)
r1, _, err := procu_enumCharTypes.Call(
	uintptr(enumRange),
	uintptr(context),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure u_enumCharTypes(
  enumRange: Pointer;   // UCharEnumTypeRange* in/out
  context: Pointer   // void*
); cdecl;
  external 'icuuc.dll' name 'u_enumCharTypes';

result := DllCall("icuuc\u_enumCharTypes"
    , "Ptr", enumRange   ; UCharEnumTypeRange* in/out
    , "Ptr", context   ; void*
    , "Cdecl Int")   ; return: void

●u_enumCharTypes(enumRange, context) = DLL("icuuc.dll", "int u_enumCharTypes(void*, void*)")
# 呼び出し: u_enumCharTypes(enumRange, context)
# enumRange : UCharEnumTypeRange* in/out -> "void*"
# context : void* -> "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 u_enumCharTypes(
    enumRange: ?*anyopaque, // UCharEnumTypeRange* in/out
    context: ?*anyopaque // void*
) callconv(.c) void;

proc u_enumCharTypes(
    enumRange: pointer,  # UCharEnumTypeRange* in/out
    context: pointer  # void*
) {.importc: "u_enumCharTypes", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
void u_enumCharTypes(
    void* enumRange,   // UCharEnumTypeRange* in/out
    void* context   // void*
);

ccall((:u_enumCharTypes, "icuuc.dll"), Cvoid,
      (Ptr{Cvoid}, Ptr{Cvoid}),
      enumRange, context)
# enumRange : UCharEnumTypeRange* in/out -> Ptr{Cvoid}
# context : void* -> Ptr{Cvoid}

local ffi = require("ffi")
ffi.cdef[[
void u_enumCharTypes(
    void* enumRange,
    void* context);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.u_enumCharTypes(enumRange, context)
-- enumRange : UCharEnumTypeRange* in/out
-- context : void*
-- 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 u_enumCharTypes = lib.func('__cdecl', 'u_enumCharTypes', 'void', ['void *', 'void *']);
// u_enumCharTypes(enumRange, context)
// enumRange : UCharEnumTypeRange* in/out -> 'void *'
// context : void* -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
// コールバック(関数ポインタ)は koffi.proto/koffi.register で型を定義して渡す(素の void* では JS 関数を渡せない)。

const lib = Deno.dlopen("icuuc.dll", {
  u_enumCharTypes: { parameters: ["pointer", "pointer"], result: "void" },
});
// lib.symbols.u_enumCharTypes(enumRange, context)
// enumRange : UCharEnumTypeRange* in/out -> "pointer"
// context : void* -> "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
void u_enumCharTypes(
    void* enumRange,
    void* context);
C, "icuuc.dll");
// $ffi->u_enumCharTypes(enumRange, context);
// enumRange : UCharEnumTypeRange* in/out
// context : void*
// 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);
    void u_enumCharTypes(
        Callback enumRange,   // UCharEnumTypeRange* in/out
        Pointer context   // void*
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun u_enumCharTypes = u_enumCharTypes(
    enumRange : Void*,   # UCharEnumTypeRange* in/out
    context : Void*   # void*
  ) : Void
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 u_enumCharTypesNative = Void Function(Pointer<Void>, Pointer<Void>);
typedef u_enumCharTypesDart = void Function(Pointer<Void>, Pointer<Void>);
final u_enumCharTypes = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<u_enumCharTypesNative, u_enumCharTypesDart>('u_enumCharTypes');
// enumRange : UCharEnumTypeRange* in/out -> Pointer<Void>
// context : void* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure u_enumCharTypes(
  enumRange: Pointer;   // UCharEnumTypeRange* in/out
  context: Pointer   // void*
); cdecl;
  external 'icuuc.dll' name 'u_enumCharTypes';

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

foreign import ccall safe "u_enumCharTypes"
  c_u_enumCharTypes :: Ptr () -> Ptr () -> IO ()
-- enumRange : UCharEnumTypeRange* in/out -> Ptr ()
-- context : void* -> Ptr ()
-- 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 u_enumchartypes =
  foreign "u_enumCharTypes"
    ((ptr void) @-> (ptr void) @-> returning void)
(* enumRange : UCharEnumTypeRange* in/out -> (ptr void) *)
(* context : void* -> (ptr void) *)
(* 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 ("u_enumCharTypes" u-enum-char-types :convention :cdecl) :void
  (enum-range :pointer)   ; UCharEnumTypeRange* in/out
  (context :pointer))   ; void*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $u_enumCharTypes = Win32::API::More->new('icuuc',
    'void u_enumCharTypes(LPVOID enumRange, LPVOID context)');
# my $ret = $u_enumCharTypes->Call($enumRange, $context);
# enumRange : UCharEnumTypeRange* in/out -> LPVOID
# context : void* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# コールバック(関数ポインタ)は Perl sub を直接渡せません。Win32::API::Callback を使用してください。