ucnvsel_openFromSerialized

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

UConverterSelector* ucnvsel_openFromSerialized(
    const void* buffer,
    INT length,
    UErrorCode* status
);

<DllImport("icuuc.dll", ExactSpelling:=True, CallingConvention:=CallingConvention.Cdecl)>
Public Shared Function ucnvsel_openFromSerialized(
    buffer As IntPtr,   ' void*
    length As Integer,   ' INT
    ByRef status As Integer   ' UErrorCode* in/out
) As IntPtr
End Function

' buffer : void*
' length : INT
' status : UErrorCode* in/out
Declare PtrSafe Function ucnvsel_openFromSerialized Lib "icuuc" ( _
    ByVal buffer As LongPtr, _
    ByVal length 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

ucnvsel_openFromSerialized = ctypes.cdll.icuuc.ucnvsel_openFromSerialized
ucnvsel_openFromSerialized.restype = ctypes.c_void_p
ucnvsel_openFromSerialized.argtypes = [
    ctypes.POINTER(None),  # buffer : void*
    ctypes.c_int,  # length : INT
    ctypes.c_void_p,  # status : UErrorCode* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('icuuc.dll')
ucnvsel_openFromSerialized = Fiddle::Function.new(
  lib['ucnvsel_openFromSerialized'],
  [
    Fiddle::TYPE_VOIDP,  # buffer : void*
    Fiddle::TYPE_INT,  # length : INT
    Fiddle::TYPE_VOIDP,  # status : UErrorCode* in/out
  ],
  Fiddle::TYPE_VOIDP, Fiddle::Function::CDECL)

#[link(name = "icuuc")]
extern "C" {
    fn ucnvsel_openFromSerialized(
        buffer: *const (),  // void*
        length: i32,  // INT
        status: *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 ucnvsel_openFromSerialized(IntPtr buffer, int length, ref int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'icuuc_ucnvsel_openFromSerialized' -Namespace Win32 -PassThru
# $api::ucnvsel_openFromSerialized(buffer, length, status)

#uselib "icuuc.dll"
#func global ucnvsel_openFromSerialized "ucnvsel_openFromSerialized" sptr, sptr, sptr
; ucnvsel_openFromSerialized buffer, length, varptr(status)   ; 戻り値は stat
; buffer : void* -> "sptr"
; length : INT -> "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。

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

var (
	icuuc = windows.NewLazySystemDLL("icuuc.dll")
	procucnvsel_openFromSerialized = icuuc.NewProc("ucnvsel_openFromSerialized")
)

// buffer (void*), length (INT), status (UErrorCode* in/out)
r1, _, err := procucnvsel_openFromSerialized.Call(
	uintptr(buffer),
	uintptr(length),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UConverterSelector*

function ucnvsel_openFromSerialized(
  buffer: Pointer;   // void*
  length: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuuc.dll' name 'ucnvsel_openFromSerialized';

result := DllCall("icuuc\ucnvsel_openFromSerialized"
    , "Ptr", buffer   ; void*
    , "Int", length   ; INT
    , "Ptr", status   ; UErrorCode* in/out
    , "Cdecl Ptr")   ; return: UConverterSelector*

●ucnvsel_openFromSerialized(buffer, length, status) = DLL("icuuc.dll", "void* ucnvsel_openFromSerialized(void*, int, void*)")
# 呼び出し: ucnvsel_openFromSerialized(buffer, length, status)
# buffer : void* -> "void*"
# length : INT -> "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。

const std = @import("std");

extern "icuuc" fn ucnvsel_openFromSerialized(
    buffer: ?*anyopaque, // void*
    length: i32, // INT
    status: [*c]i32 // UErrorCode* in/out
) callconv(.c) [*c]isize;

proc ucnvsel_openFromSerialized(
    buffer: pointer,  # void*
    length: int32,  # INT
    status: ptr int32  # UErrorCode* in/out
): ptr int {.importc: "ucnvsel_openFromSerialized", cdecl, dynlib: "icuuc.dll".}

pragma(lib, "icuuc");
extern(C)
ptrdiff_t* ucnvsel_openFromSerialized(
    void* buffer,   // void*
    int length,   // INT
    int* status   // UErrorCode* in/out
);

ccall((:ucnvsel_openFromSerialized, "icuuc.dll"), Ptr{Int},
      (Ptr{Cvoid}, Int32, Ptr{Int32}),
      buffer, length, status)
# buffer : void* -> Ptr{Cvoid}
# length : INT -> Int32
# status : UErrorCode* in/out -> Ptr{Int32}

local ffi = require("ffi")
ffi.cdef[[
intptr_t* ucnvsel_openFromSerialized(
    void* buffer,
    int32_t length,
    int32_t* status);
]]
local icuuc = ffi.load("icuuc")
-- icuuc.ucnvsel_openFromSerialized(buffer, length, status)
-- buffer : void*
-- length : INT
-- status : 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 ucnvsel_openFromSerialized = lib.func('__cdecl', 'ucnvsel_openFromSerialized', 'intptr_t *', ['void *', 'int32_t', 'int32_t *']);
// ucnvsel_openFromSerialized(buffer, length, status)
// buffer : void* -> 'void *'
// length : INT -> 'int32_t'
// status : 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", {
  ucnvsel_openFromSerialized: { parameters: ["pointer", "i32", "pointer"], result: "pointer" },
});
// lib.symbols.ucnvsel_openFromSerialized(buffer, length, status)
// buffer : void* -> "pointer"
// length : INT -> "i32"
// status : 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* ucnvsel_openFromSerialized(
    void* buffer,
    int32_t length,
    int32_t* status);
C, "icuuc.dll");
// $ffi->ucnvsel_openFromSerialized(buffer, length, status);
// buffer : void*
// length : INT
// status : 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 ucnvsel_openFromSerialized(
        Pointer buffer,   // void*
        int length,   // INT
        IntByReference status   // UErrorCode* in/out
    );
}

@[Link("icuuc")]
lib Libicuuc
  fun ucnvsel_openFromSerialized = ucnvsel_openFromSerialized(
    buffer : Void*,   # void*
    length : Int32,   # INT
    status : 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 ucnvsel_openFromSerializedNative = Pointer<IntPtr> Function(Pointer<Void>, Int32, Pointer<Int32>);
typedef ucnvsel_openFromSerializedDart = Pointer<IntPtr> Function(Pointer<Void>, int, Pointer<Int32>);
final ucnvsel_openFromSerialized = DynamicLibrary.open('icuuc.dll')
    .lookupFunction<ucnvsel_openFromSerializedNative, ucnvsel_openFromSerializedDart>('ucnvsel_openFromSerialized');
// buffer : void* -> Pointer<Void>
// length : INT -> Int32
// status : UErrorCode* in/out -> Pointer<Int32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ucnvsel_openFromSerialized(
  buffer: Pointer;   // void*
  length: Integer;   // INT
  status: Pointer   // UErrorCode* in/out
): Pointer; cdecl;
  external 'icuuc.dll' name 'ucnvsel_openFromSerialized';

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

foreign import ccall safe "ucnvsel_openFromSerialized"
  c_ucnvsel_openFromSerialized :: Ptr () -> Int32 -> Ptr Int32 -> IO (Ptr CIntPtr)
-- buffer : void* -> Ptr ()
-- length : INT -> Int32
-- status : 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 ucnvsel_openfromserialized =
  foreign "ucnvsel_openFromSerialized"
    ((ptr void) @-> int32_t @-> (ptr int32_t) @-> returning (ptr intptr_t))
(* buffer : void* -> (ptr void) *)
(* length : INT -> int32_t *)
(* status : 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 ("ucnvsel_openFromSerialized" ucnvsel-open-from-serialized :convention :cdecl) :pointer
  (buffer :pointer)   ; void*
  (length :int32)   ; INT
  (status :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 $ucnvsel_openFromSerialized = Win32::API::More->new('icuuc',
    'LPVOID ucnvsel_openFromSerialized(LPVOID buffer, int length, LPVOID status)');
# my $ret = $ucnvsel_openFromSerialized->Call($buffer, $length, $status);
# buffer : void* -> LPVOID
# length : INT -> int
# status : 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。