alljoyn_aboutdata_create_empty

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

alljoyn_aboutdata alljoyn_aboutdata_create_empty(void);

<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_aboutdata_create_empty() As IntPtr
End Function

Declare PtrSafe Function alljoyn_aboutdata_create_empty Lib "msajapi" () As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

alljoyn_aboutdata_create_empty = ctypes.windll.msajapi.alljoyn_aboutdata_create_empty
alljoyn_aboutdata_create_empty.restype = ctypes.c_ssize_t
alljoyn_aboutdata_create_empty.argtypes = []

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_aboutdata_create_empty = Fiddle::Function.new(
  lib['alljoyn_aboutdata_create_empty'],
  [],
  Fiddle::TYPE_INTPTR_T)

#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_aboutdata_create_empty() -> isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MSAJApi.dll")]
public static extern IntPtr alljoyn_aboutdata_create_empty();
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_aboutdata_create_empty' -Namespace Win32 -PassThru
# $api::alljoyn_aboutdata_create_empty()

#uselib "MSAJApi.dll"
#func global alljoyn_aboutdata_create_empty "alljoyn_aboutdata_create_empty"
; alljoyn_aboutdata_create_empty   ; 戻り値は stat
; ※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。

#uselib "MSAJApi.dll"
#cfunc global alljoyn_aboutdata_create_empty "alljoyn_aboutdata_create_empty"
; res = alljoyn_aboutdata_create_empty()

; alljoyn_aboutdata alljoyn_aboutdata_create_empty()
#uselib "MSAJApi.dll"
#cfunc global alljoyn_aboutdata_create_empty "alljoyn_aboutdata_create_empty"
; res = alljoyn_aboutdata_create_empty()

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

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_aboutdata_create_empty = msajapi.NewProc("alljoyn_aboutdata_create_empty")
)

r1, _, err := procalljoyn_aboutdata_create_empty.Call()
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // alljoyn_aboutdata

function alljoyn_aboutdata_create_empty: NativeInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_aboutdata_create_empty';

result := DllCall("MSAJApi\alljoyn_aboutdata_create_empty", "Ptr")

●alljoyn_aboutdata_create_empty() = DLL("MSAJApi.dll", "int alljoyn_aboutdata_create_empty()")
# 呼び出し: alljoyn_aboutdata_create_empty()
# 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)。

const std = @import("std");

extern "msajapi" fn alljoyn_aboutdata_create_empty() callconv(std.os.windows.WINAPI) isize;

proc alljoyn_aboutdata_create_empty(): int {.importc: "alljoyn_aboutdata_create_empty", stdcall, dynlib: "MSAJApi.dll".}

pragma(lib, "msajapi");
extern(Windows)
ptrdiff_t alljoyn_aboutdata_create_empty();

ccall((:alljoyn_aboutdata_create_empty, "MSAJApi.dll"), stdcall, Int,
      (),
      )
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
intptr_t alljoyn_aboutdata_create_empty(void);
]]
local msajapi = ffi.load("msajapi")
-- msajapi.alljoyn_aboutdata_create_empty()
-- 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('MSAJApi.dll');
const alljoyn_aboutdata_create_empty = lib.func('__stdcall', 'alljoyn_aboutdata_create_empty', 'intptr_t', []);
// alljoyn_aboutdata_create_empty()
// 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("MSAJApi.dll", {
  alljoyn_aboutdata_create_empty: { parameters: [], result: "isize" },
});
// lib.symbols.alljoyn_aboutdata_create_empty()
// 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 alljoyn_aboutdata_create_empty(void);
C, "MSAJApi.dll");
// $ffi->alljoyn_aboutdata_create_empty();
// 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。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Msajapi extends StdCallLibrary {
    Msajapi INSTANCE = Native.load("msajapi", Msajapi.class);
    long alljoyn_aboutdata_create_empty();
}

@[Link("msajapi")]
lib LibMSAJApi
  fun alljoyn_aboutdata_create_empty = alljoyn_aboutdata_create_empty() : LibC::SSizeT
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef alljoyn_aboutdata_create_emptyNative = IntPtr Function();
typedef alljoyn_aboutdata_create_emptyDart = int Function();
final alljoyn_aboutdata_create_empty = DynamicLibrary.open('MSAJApi.dll')
    .lookupFunction<alljoyn_aboutdata_create_emptyNative, alljoyn_aboutdata_create_emptyDart>('alljoyn_aboutdata_create_empty');
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function alljoyn_aboutdata_create_empty: NativeInt; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_aboutdata_create_empty';

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

foreign import stdcall safe "alljoyn_aboutdata_create_empty"
  c_alljoyn_aboutdata_create_empty :: IO 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 alljoyn_aboutdata_create_empty =
  foreign "alljoyn_aboutdata_create_empty"
    (void @-> returning 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 msajapi (t "MSAJApi.dll"))
(cffi:use-foreign-library msajapi)

(cffi:defcfun ("alljoyn_aboutdata_create_empty" alljoyn-aboutdata-create-empty :convention :stdcall) :int64)
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $alljoyn_aboutdata_create_empty = Win32::API::More->new('MSAJApi',
    'LPARAM alljoyn_aboutdata_create_empty()');
# my $ret = $alljoyn_aboutdata_create_empty->Call();
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。