uset_openPattern

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

USet* uset_openPattern(
    const WORD* pattern,
    INT patternLength,
    UErrorCode* ec
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function uset_openPattern(
    ByRef pattern As UShort,   ' WORD*
    patternLength As Integer,   ' INT
    ByRef ec As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' pattern : WORD*
' patternLength : INT
' ec : UErrorCode* in/out
Declare PtrSafe Function uset_openPattern Lib "icuuc" ( _
    ByRef pattern As Integer, _
    ByVal patternLength 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

uset_openPattern = ctypes.cdll.icuuc.uset_openPattern
uset_openPattern.restype = ctypes.c_void_p
uset_openPattern.argtypes = [
    ctypes.POINTER(ctypes.c_ushort),  # pattern : WORD*
    ctypes.c_int,  # patternLength : INT
    ctypes.c_void_p,  # ec : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
uset_openPattern = Fiddle::Function.new(
  lib['uset_openPattern'],
  [
    Fiddle::TYPE_VOIDP,  # pattern : WORD*
    Fiddle::TYPE_INT,  # patternLength : INT
    Fiddle::TYPE_VOIDP,  # ec : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn uset_openPattern(
        pattern: *const u16,  // WORD*
        patternLength: i32,  // INT
        ec: *mut i32  // UErrorCode* in/out
    ) -> *mut isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuuc.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern IntPtr uset_openPattern(ref ushort pattern, int patternLength, ref int ec);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_uset_openPattern' -Namespace Win32 -PassThru
# $api::uset_openPattern(pattern, patternLength, ec)

#uselib "icuuc.dll"
#func global uset_openPattern "uset_openPattern" sptr, sptr, sptr
; uset_openPattern varptr(pattern), patternLength, varptr(ec)   ; 戻り値は stat
; pattern : WORD* -> "sptr"
; patternLength : 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 (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procuset_openPattern = icuuc.NewProc("uset_openPattern")
)

// pattern (WORD*), patternLength (INT), ec (UErrorCode* in/out)
r1, _, err := procuset_openPattern.Call(
	uintptr(pattern),
	uintptr(patternLength),
	uintptr(ec),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // USet*

function uset_openPattern(
  pattern: Pointer;   // WORD*
  patternLength: Integer;   // INT
  ec: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuuc.dll' name 'uset_openPattern';

result := DllCall("icuuc\uset_openPattern"
    , "Ptr", pattern   ; WORD*
    , "Int", patternLength   ; INT
    , "Ptr", ec   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: USet*

●uset_openPattern(pattern, patternLength, ec) = DLL("icuuc.dll", "void* uset_openPattern(void*, int, void*)")
# 呼び出し: uset_openPattern(pattern, patternLength, ec)
# pattern : WORD* -> "void*"
# patternLength : INT -> "int"
# 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 "icuuc" fn uset_openPattern(
    pattern: [*c]u16, // WORD*
    patternLength: i32, // INT
    ec: [*c]i32 // UErrorCode* in/out
) callconv(.c) [*c]isize;

proc uset_openPattern(
    pattern: ptr uint16,  # WORD*
    patternLength: int32,  # INT
    ec: ptr int32  # UErrorCode* in/out
): ptr int {.importc: "uset_openPattern", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
ptrdiff_t* uset_openPattern(
    ushort* pattern,   // WORD*
    int patternLength,   // INT
    int* ec   // UErrorCode* in/out
);

ccall((:uset_openPattern, "icuuc.dll"), Ptr{Int},
      (Ptr{UInt16}, Int32, Ptr{Int32}),
      pattern, patternLength, ec)
# pattern : WORD* -> Ptr{UInt16}
# patternLength : INT -> Int32
# ec : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
intptr_t* uset_openPattern(
    uint16_t* pattern,
    int32_t patternLength,
    int32_t* ec);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.uset_openPattern(pattern, patternLength, ec)
-- pattern : WORD*
-- patternLength : 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('icuuc.dll');
const uset_openPattern = lib.func('__cdecl', 'uset_openPattern', 'intptr_t *', ['uint16_t *', 'int32_t', 'int32_t *']);
// uset_openPattern(pattern, patternLength, ec)
// pattern : WORD* -> 'uint16_t *'
// patternLength : 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("icuuc.dll", {
  uset_openPattern: { parameters: ["pointer", "i32", "pointer"], result: "pointer" },
});
// lib.symbols.uset_openPattern(pattern, patternLength, ec)
// pattern : WORD* -> "pointer"
// patternLength : INT -> "i32"
// 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* uset_openPattern(
    uint16_t* pattern,
    int32_t patternLength,
    int32_t* ec);
C, "icuuc.dll");
// $ffi->uset_openPattern(pattern, patternLength, ec);
// pattern : WORD*
// patternLength : 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 Icuuc extends Library {
    Icuuc INSTANCE = Native.load("icuuc", Icuuc.class);
    Pointer uset_openPattern(
        ShortByReference pattern,   // WORD*
        int patternLength,   // INT
        IntByReference ec   // UErrorCode* in/out
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun uset_openPattern = uset_openPattern(
    pattern : UInt16*,   # WORD*
    patternLength : 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 uset_openPatternNative = Pointer<IntPtr> Function(Pointer<Uint16>, Int32, Pointer<Int32>);
typedef uset_openPatternDart = Pointer<IntPtr> Function(Pointer<Uint16>, int, Pointer<Int32>);
final uset_openPattern = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<uset_openPatternNative, uset_openPatternDart>('uset_openPattern');
// pattern : WORD* -> Pointer<Uint16>
// patternLength : INT -> Int32
// ec : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function uset_openPattern(
  pattern: Pointer;   // WORD*
  patternLength: Integer;   // INT
  ec: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuuc.dll' name 'uset_openPattern';

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

foreign import ccall safe "uset_openPattern"
  c_uset_openPattern :: Ptr Word16 -> Int32 -> Ptr Int32 -> IO (Ptr CIntPtr)
-- pattern : WORD* -> Ptr Word16
-- patternLength : INT -> 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 uset_openpattern =
  foreign "uset_openPattern"
    ((ptr uint16_t) @-> int32_t @-> (ptr int32_t) @-> returning (ptr intptr_t))
(* pattern : WORD* -> (ptr uint16_t) *)
(* patternLength : INT -> 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 icuuc (t "icuuc.dll"))
(cffi:use-foreign-library icuuc)

(cffi:defcfun ("uset_openPattern" uset-open-pattern :convention :cdecl) :pointer
  (pattern :pointer)   ; WORD*
  (pattern-length :int32)   ; 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 $uset_openPattern = Win32::API::More->new('icuuc',
    'LPVOID uset_openPattern(LPVOID pattern, int patternLength, LPVOID ec)');
# my $ret = $uset_openPattern->Call($pattern, $patternLength, $ec);
# pattern : WORD* -> LPVOID
# patternLength : INT -> int
# 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。