ucol_getStrength

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

UColAttributeValue ucol_getStrength(
    const UCollator* coll
);

<DllImport("icuin.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucol_getStrength(
    ByRef coll As IntPtr   ' UCollator*
) As Integer
End Function

' coll : UCollator*
Declare PtrSafe Function ucol_getStrength Lib "icuin" ( _
    ByRef coll As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ucol_getStrength = ctypes.cdll.icuin.ucol_getStrength
ucol_getStrength.restype = ctypes.c_int
ucol_getStrength.argtypes = [
    ctypes.c_void_p,  # coll : UCollator*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuin.dll')
ucol_getStrength = Fiddle::Function.new(
  lib['ucol_getStrength'],
  [
    Fiddle::TYPE_VOIDP,  # coll : UCollator*
  ],
  Fiddle::TYPE_INT, Fiddle::Function::CDECL)

#[link(name = "icuin")]
extern "C" {
    fn ucol_getStrength(
        coll: *const isize  // UCollator*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("icuin.dll", CallingConvention = CallingConvention.Cdecl)]
public static extern int ucol_getStrength(ref IntPtr coll);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuin_ucol_getStrength' -Namespace Win32 -PassThru
# $api::ucol_getStrength(coll)

#uselib "icuin.dll"
#func global ucol_getStrength "ucol_getStrength" sptr
; ucol_getStrength varptr(coll)   ; 戻り値は stat
; coll : UCollator* -> "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")
	procucol_getStrength = icuin.NewProc("ucol_getStrength")
)

// coll (UCollator*)
r1, _, err := procucol_getStrength.Call(
	uintptr(coll),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UColAttributeValue

function ucol_getStrength(
  coll: Pointer   // UCollator*
): Integer; cdecl;
  external 'icuin.dll' name 'ucol_getStrength';

result := DllCall("icuin\ucol_getStrength"
    , "Ptr", coll   ; UCollator*
    , "Cdecl Int")   ; return: UColAttributeValue

●ucol_getStrength(coll) = DLL("icuin.dll", "int ucol_getStrength(void*)")
# 呼び出し: ucol_getStrength(coll)
# coll : UCollator* -> "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 ucol_getStrength(
    coll: [*c]isize // UCollator*
) callconv(.c) i32;

proc ucol_getStrength(
    coll: ptr int  # UCollator*
): int32 {.importc: "ucol_getStrength", cdecl, dynlib: "icuin.dll".}

pragma(lib, "icuin");
extern(C)
int ucol_getStrength(
    ptrdiff_t* coll   // UCollator*
);

ccall((:ucol_getStrength, "icuin.dll"), Int32,
      (Ptr{Int},),
      coll)
# coll : UCollator* -> Ptr{Int}

local ffi = require("ffi")
ffi.cdef[[
int32_t ucol_getStrength(
    intptr_t* coll);
]]
local icuin = ffi.load("icuin")
-- icuin.ucol_getStrength(coll)
-- coll : UCollator*
-- 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 ucol_getStrength = lib.func('__cdecl', 'ucol_getStrength', 'int32_t', ['intptr_t *']);
// ucol_getStrength(coll)
// coll : UCollator* -> 'intptr_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", {
  ucol_getStrength: { parameters: ["pointer"], result: "i32" },
});
// lib.symbols.ucol_getStrength(coll)
// coll : UCollator* -> "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
int32_t ucol_getStrength(
    intptr_t* coll);
C, "icuin.dll");
// $ffi->ucol_getStrength(coll);
// coll : UCollator*
// 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);
    int ucol_getStrength(
        LongByReference coll   // UCollator*
    );
}

@[Link("icuin")]
lib Libicuin
  fun ucol_getStrength = ucol_getStrength(
    coll : LibC::SSizeT*   # UCollator*
  ) : Int32
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 ucol_getStrengthNative = Int32 Function(Pointer<IntPtr>);
typedef ucol_getStrengthDart = int Function(Pointer<IntPtr>);
final ucol_getStrength = DynamicLibrary.open('icuin.dll')
    .lookupFunction<ucol_getStrengthNative, ucol_getStrengthDart>('ucol_getStrength');
// coll : UCollator* -> Pointer<IntPtr>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ucol_getStrength(
  coll: Pointer   // UCollator*
): Integer; cdecl;
  external 'icuin.dll' name 'ucol_getStrength';

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

foreign import ccall safe "ucol_getStrength"
  c_ucol_getStrength :: Ptr CIntPtr -> IO Int32
-- coll : UCollator* -> Ptr CIntPtr
-- 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 ucol_getstrength =
  foreign "ucol_getStrength"
    ((ptr intptr_t) @-> returning int32_t)
(* coll : UCollator* -> (ptr intptr_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 ("ucol_getStrength" ucol-get-strength :convention :cdecl) :int32
  (coll :pointer))   ; UCollator*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $ucol_getStrength = Win32::API::More->new('icuin',
    'int ucol_getStrength(LPVOID coll)');
# my $ret = $ucol_getStrength->Call($coll);
# coll : UCollator* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。