ucnv_getUnicodeSet

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

void ucnv_getUnicodeSet(
    const UConverter* cnv,
    USet* setFillIn,
    UConverterUnicodeSet whichSet,
    UErrorCode* pErrorCode
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Sub ucnv_getUnicodeSet(
    ByRef cnv As IntPtr,   ' UConverter*
    ByRef setFillIn As IntPtr,   ' USet* in/out
    whichSet As Integer,   ' UConverterUnicodeSet
    ByRef pErrorCode As Integer   ' UErrorCode* in/out
)
End Sub

' cnv : UConverter*
' setFillIn : USet* in/out
' whichSet : UConverterUnicodeSet
' pErrorCode : UErrorCode* in/out
Declare PtrSafe Sub ucnv_getUnicodeSet Lib "icuuc" ( _
    ByRef cnv As LongPtr, _
    ByRef setFillIn As LongPtr, _
    ByVal whichSet As Long, _
    ByRef pErrorCode As Long)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ucnv_getUnicodeSet = ctypes.cdll.icuuc.ucnv_getUnicodeSet
ucnv_getUnicodeSet.restype = None
ucnv_getUnicodeSet.argtypes = [
    ctypes.c_void_p,  # cnv : UConverter*
    ctypes.c_void_p,  # setFillIn : USet* in/out
    ctypes.c_int,  # whichSet : UConverterUnicodeSet
    ctypes.c_void_p,  # pErrorCode : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
ucnv_getUnicodeSet = Fiddle::Function.new(
  lib['ucnv_getUnicodeSet'],
  [
    Fiddle::TYPE_VOIDP,  # cnv : UConverter*
    Fiddle::TYPE_VOIDP,  # setFillIn : USet* in/out
    Fiddle::TYPE_INT,  # whichSet : UConverterUnicodeSet
    Fiddle::TYPE_VOIDP,  # pErrorCode : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOID, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn ucnv_getUnicodeSet(
        cnv: *const isize,  // UConverter*
        setFillIn: *mut isize,  // USet* in/out
        whichSet: i32,  // UConverterUnicodeSet
        pErrorCode: *mut i32  // UErrorCode* in/out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern void ucnv_getUnicodeSet(ref IntPtr cnv, ref IntPtr setFillIn, int whichSet, ref int pErrorCode);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_ucnv_getUnicodeSet' -Namespace Win32 -PassThru
# $api::ucnv_getUnicodeSet(cnv, setFillIn, whichSet, pErrorCode)

#uselib "icuuc.dll"
#func global ucnv_getUnicodeSet "ucnv_getUnicodeSet" sptr, sptr, sptr, sptr
; ucnv_getUnicodeSet varptr(cnv), varptr(setFillIn), whichSet, varptr(pErrorCode)
; cnv : UConverter* -> "sptr"
; setFillIn : USet* in/out -> "sptr"
; whichSet : UConverterUnicodeSet -> "sptr"
; pErrorCode : UErrorCode* in/out -> "sptr"

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procucnv_getUnicodeSet = icuuc.NewProc("ucnv_getUnicodeSet")
)

// cnv (UConverter*), setFillIn (USet* in/out), whichSet (UConverterUnicodeSet), pErrorCode (UErrorCode* in/out)
r1, _, err := procucnv_getUnicodeSet.Call(
	uintptr(cnv),
	uintptr(setFillIn),
	uintptr(whichSet),
	uintptr(pErrorCode),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure ucnv_getUnicodeSet(
  cnv: Pointer;   // UConverter*
  setFillIn: Pointer;   // USet* in/out
  whichSet: Integer;   // UConverterUnicodeSet
  pErrorCode: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuuc.dll' name 'ucnv_getUnicodeSet';

result := DllCall("icuuc\ucnv_getUnicodeSet"
    , "Ptr", cnv   ; UConverter*
    , "Ptr", setFillIn   ; USet* in/out
    , "Int", whichSet   ; UConverterUnicodeSet
    , "Ptr", pErrorCode   ; UErrorCode* in/out
    , "Cdecl Int")   ; return: void

●ucnv_getUnicodeSet(cnv, setFillIn, whichSet, pErrorCode) = DLL("icuuc.dll", "int ucnv_getUnicodeSet(void*, void*, int, void*)")
# 呼び出し: ucnv_getUnicodeSet(cnv, setFillIn, whichSet, pErrorCode)
# cnv : UConverter* -> "void*"
# setFillIn : USet* in/out -> "void*"
# whichSet : UConverterUnicodeSet -> "int"
# 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 ucnv_getUnicodeSet(
    cnv: [*c]isize, // UConverter*
    setFillIn: [*c]isize, // USet* in/out
    whichSet: i32, // UConverterUnicodeSet
    pErrorCode: [*c]i32 // UErrorCode* in/out
) callconv(.c) void;

proc ucnv_getUnicodeSet(
    cnv: ptr int,  # UConverter*
    setFillIn: ptr int,  # USet* in/out
    whichSet: int32,  # UConverterUnicodeSet
    pErrorCode: ptr int32  # UErrorCode* in/out
) {.importc: "ucnv_getUnicodeSet", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
void ucnv_getUnicodeSet(
    ptrdiff_t* cnv,   // UConverter*
    ptrdiff_t* setFillIn,   // USet* in/out
    int whichSet,   // UConverterUnicodeSet
    int* pErrorCode   // UErrorCode* in/out
);

ccall((:ucnv_getUnicodeSet, "icuuc.dll"), Cvoid,
      (Ptr{Int}, Ptr{Int}, Int32, Ptr{Int32}),
      cnv, setFillIn, whichSet, pErrorCode)
# cnv : UConverter* -> Ptr{Int}
# setFillIn : USet* in/out -> Ptr{Int}
# whichSet : UConverterUnicodeSet -> Int32
# pErrorCode : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
void ucnv_getUnicodeSet(
    intptr_t* cnv,
    intptr_t* setFillIn,
    int32_t whichSet,
    int32_t* pErrorCode);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.ucnv_getUnicodeSet(cnv, setFillIn, whichSet, pErrorCode)
-- cnv : UConverter*
-- setFillIn : USet* in/out
-- whichSet : UConverterUnicodeSet
-- 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 ucnv_getUnicodeSet = lib.func('__cdecl', 'ucnv_getUnicodeSet', 'void', ['intptr_t *', 'intptr_t *', 'int32_t', 'int32_t *']);
// ucnv_getUnicodeSet(cnv, setFillIn, whichSet, pErrorCode)
// cnv : UConverter* -> 'intptr_t *'
// setFillIn : USet* in/out -> 'intptr_t *'
// whichSet : UConverterUnicodeSet -> 'int32_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", {
  ucnv_getUnicodeSet: { parameters: ["pointer", "pointer", "i32", "pointer"], result: "void" },
});
// lib.symbols.ucnv_getUnicodeSet(cnv, setFillIn, whichSet, pErrorCode)
// cnv : UConverter* -> "pointer"
// setFillIn : USet* in/out -> "pointer"
// whichSet : UConverterUnicodeSet -> "i32"
// 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
void ucnv_getUnicodeSet(
    intptr_t* cnv,
    intptr_t* setFillIn,
    int32_t whichSet,
    int32_t* pErrorCode);
C, "icuuc.dll");
// $ffi->ucnv_getUnicodeSet(cnv, setFillIn, whichSet, pErrorCode);
// cnv : UConverter*
// setFillIn : USet* in/out
// whichSet : UConverterUnicodeSet
// 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);
    void ucnv_getUnicodeSet(
        LongByReference cnv,   // UConverter*
        LongByReference setFillIn,   // USet* in/out
        int whichSet,   // UConverterUnicodeSet
        IntByReference pErrorCode   // UErrorCode* in/out
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun ucnv_getUnicodeSet = ucnv_getUnicodeSet(
    cnv : LibC::SSizeT*,   # UConverter*
    setFillIn : LibC::SSizeT*,   # USet* in/out
    whichSet : Int32,   # UConverterUnicodeSet
    pErrorCode : Int32*   # UErrorCode* in/out
  ) : 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 ucnv_getUnicodeSetNative = Void Function(Pointer<IntPtr>, Pointer<IntPtr>, Int32, Pointer<Int32>);
typedef ucnv_getUnicodeSetDart = void Function(Pointer<IntPtr>, Pointer<IntPtr>, int, Pointer<Int32>);
final ucnv_getUnicodeSet = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<ucnv_getUnicodeSetNative, ucnv_getUnicodeSetDart>('ucnv_getUnicodeSet');
// cnv : UConverter* -> Pointer<IntPtr>
// setFillIn : USet* in/out -> Pointer<IntPtr>
// whichSet : UConverterUnicodeSet -> Int32
// pErrorCode : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
procedure ucnv_getUnicodeSet(
  cnv: Pointer;   // UConverter*
  setFillIn: Pointer;   // USet* in/out
  whichSet: Integer;   // UConverterUnicodeSet
  pErrorCode: Pointer   // UErrorCode* in/out
); cdecl;
  external 'icuuc.dll' name 'ucnv_getUnicodeSet';

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

foreign import ccall safe "ucnv_getUnicodeSet"
  c_ucnv_getUnicodeSet :: Ptr CIntPtr -> Ptr CIntPtr -> Int32 -> Ptr Int32 -> IO ()
-- cnv : UConverter* -> Ptr CIntPtr
-- setFillIn : USet* in/out -> Ptr CIntPtr
-- whichSet : UConverterUnicodeSet -> Int32
-- 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 ucnv_getunicodeset =
  foreign "ucnv_getUnicodeSet"
    ((ptr intptr_t) @-> (ptr intptr_t) @-> int32_t @-> (ptr int32_t) @-> returning void)
(* cnv : UConverter* -> (ptr intptr_t) *)
(* setFillIn : USet* in/out -> (ptr intptr_t) *)
(* whichSet : UConverterUnicodeSet -> int32_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 ("ucnv_getUnicodeSet" ucnv-get-unicode-set :convention :cdecl) :void
  (cnv :pointer)   ; UConverter*
  (set-fill-in :pointer)   ; USet* in/out
  (which-set :int32)   ; UConverterUnicodeSet
  (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 $ucnv_getUnicodeSet = Win32::API::More->new('icuuc',
    'void ucnv_getUnicodeSet(LPVOID cnv, LPVOID setFillIn, int whichSet, LPVOID pErrorCode)');
# my $ret = $ucnv_getUnicodeSet->Call($cnv, $setFillIn, $whichSet, $pErrorCode);
# cnv : UConverter* -> LPVOID
# setFillIn : USet* in/out -> LPVOID
# whichSet : UConverterUnicodeSet -> int
# 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。