ADsEnumerateNext

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

HRESULT ADsEnumerateNext(
    IEnumVARIANT* pEnumVariant,
    DWORD cElements,
    VARIANT* pvar,
    DWORD* pcElementsFetched
);

<DllImport("ACTIVEDS.dll", ExactSpelling:=True)>
Public Shared Function ADsEnumerateNext(
    pEnumVariant As IntPtr,   ' IEnumVARIANT*
    cElements As UInteger,   ' DWORD
    pvar As IntPtr,   ' VARIANT* in/out
    ByRef pcElementsFetched As UInteger   ' DWORD* in/out
) As Integer
End Function

' pEnumVariant : IEnumVARIANT*
' cElements : DWORD
' pvar : VARIANT* in/out
' pcElementsFetched : DWORD* in/out
Declare PtrSafe Function ADsEnumerateNext Lib "activeds" ( _
    ByVal pEnumVariant As LongPtr, _
    ByVal cElements As Long, _
    ByVal pvar As LongPtr, _
    ByRef pcElementsFetched As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

ADsEnumerateNext = ctypes.windll.activeds.ADsEnumerateNext
ADsEnumerateNext.restype = ctypes.c_int
ADsEnumerateNext.argtypes = [
    ctypes.c_void_p,  # pEnumVariant : IEnumVARIANT*
    wintypes.DWORD,  # cElements : DWORD
    ctypes.c_void_p,  # pvar : VARIANT* in/out
    ctypes.POINTER(wintypes.DWORD),  # pcElementsFetched : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ACTIVEDS.dll')
ADsEnumerateNext = Fiddle::Function.new(
  lib['ADsEnumerateNext'],
  [
    Fiddle::TYPE_VOIDP,  # pEnumVariant : IEnumVARIANT*
    -Fiddle::TYPE_INT,  # cElements : DWORD
    Fiddle::TYPE_VOIDP,  # pvar : VARIANT* in/out
    Fiddle::TYPE_VOIDP,  # pcElementsFetched : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "activeds")]
extern "system" {
    fn ADsEnumerateNext(
        pEnumVariant: *mut core::ffi::c_void,  // IEnumVARIANT*
        cElements: u32,  // DWORD
        pvar: *mut VARIANT,  // VARIANT* in/out
        pcElementsFetched: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ACTIVEDS.dll")]
public static extern int ADsEnumerateNext(IntPtr pEnumVariant, uint cElements, IntPtr pvar, ref uint pcElementsFetched);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ACTIVEDS_ADsEnumerateNext' -Namespace Win32 -PassThru
# $api::ADsEnumerateNext(pEnumVariant, cElements, pvar, pcElementsFetched)

#uselib "ACTIVEDS.dll"
#func global ADsEnumerateNext "ADsEnumerateNext" sptr, sptr, sptr, sptr
; ADsEnumerateNext pEnumVariant, cElements, varptr(pvar), varptr(pcElementsFetched)   ; 戻り値は stat
; pEnumVariant : IEnumVARIANT* -> "sptr"
; cElements : DWORD -> "sptr"
; pvar : VARIANT* in/out -> "sptr"
; pcElementsFetched : DWORD* 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 (
	activeds = windows.NewLazySystemDLL("ACTIVEDS.dll")
	procADsEnumerateNext = activeds.NewProc("ADsEnumerateNext")
)

// pEnumVariant (IEnumVARIANT*), cElements (DWORD), pvar (VARIANT* in/out), pcElementsFetched (DWORD* in/out)
r1, _, err := procADsEnumerateNext.Call(
	uintptr(pEnumVariant),
	uintptr(cElements),
	uintptr(pvar),
	uintptr(pcElementsFetched),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function ADsEnumerateNext(
  pEnumVariant: Pointer;   // IEnumVARIANT*
  cElements: DWORD;   // DWORD
  pvar: Pointer;   // VARIANT* in/out
  pcElementsFetched: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'ACTIVEDS.dll' name 'ADsEnumerateNext';

result := DllCall("ACTIVEDS\ADsEnumerateNext"
    , "Ptr", pEnumVariant   ; IEnumVARIANT*
    , "UInt", cElements   ; DWORD
    , "Ptr", pvar   ; VARIANT* in/out
    , "Ptr", pcElementsFetched   ; DWORD* in/out
    , "Int")   ; return: HRESULT

●ADsEnumerateNext(pEnumVariant, cElements, pvar, pcElementsFetched) = DLL("ACTIVEDS.dll", "int ADsEnumerateNext(void*, dword, void*, void*)")
# 呼び出し: ADsEnumerateNext(pEnumVariant, cElements, pvar, pcElementsFetched)
# pEnumVariant : IEnumVARIANT* -> "void*"
# cElements : DWORD -> "dword"
# pvar : VARIANT* in/out -> "void*"
# pcElementsFetched : DWORD* 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)。

const std = @import("std");

extern "activeds" fn ADsEnumerateNext(
    pEnumVariant: ?*anyopaque, // IEnumVARIANT*
    cElements: u32, // DWORD
    pvar: [*c]VARIANT, // VARIANT* in/out
    pcElementsFetched: [*c]u32 // DWORD* in/out
) callconv(std.os.windows.WINAPI) i32;

proc ADsEnumerateNext(
    pEnumVariant: pointer,  # IEnumVARIANT*
    cElements: uint32,  # DWORD
    pvar: ptr VARIANT,  # VARIANT* in/out
    pcElementsFetched: ptr uint32  # DWORD* in/out
): int32 {.importc: "ADsEnumerateNext", stdcall, dynlib: "ACTIVEDS.dll".}

pragma(lib, "activeds");
extern(Windows)
int ADsEnumerateNext(
    void* pEnumVariant,   // IEnumVARIANT*
    uint cElements,   // DWORD
    VARIANT* pvar,   // VARIANT* in/out
    uint* pcElementsFetched   // DWORD* in/out
);

ccall((:ADsEnumerateNext, "ACTIVEDS.dll"), stdcall, Int32,
      (Ptr{Cvoid}, UInt32, Ptr{VARIANT}, Ptr{UInt32}),
      pEnumVariant, cElements, pvar, pcElementsFetched)
# pEnumVariant : IEnumVARIANT* -> Ptr{Cvoid}
# cElements : DWORD -> UInt32
# pvar : VARIANT* in/out -> Ptr{VARIANT}
# pcElementsFetched : DWORD* in/out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t ADsEnumerateNext(
    void* pEnumVariant,
    uint32_t cElements,
    void* pvar,
    uint32_t* pcElementsFetched);
]]
local activeds = ffi.load("activeds")
-- activeds.ADsEnumerateNext(pEnumVariant, cElements, pvar, pcElementsFetched)
-- pEnumVariant : IEnumVARIANT*
-- cElements : DWORD
-- pvar : VARIANT* in/out
-- pcElementsFetched : DWORD* 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('ACTIVEDS.dll');
const ADsEnumerateNext = lib.func('__stdcall', 'ADsEnumerateNext', 'int32_t', ['void *', 'uint32_t', 'void *', 'uint32_t *']);
// ADsEnumerateNext(pEnumVariant, cElements, pvar, pcElementsFetched)
// pEnumVariant : IEnumVARIANT* -> 'void *'
// cElements : DWORD -> 'uint32_t'
// pvar : VARIANT* in/out -> 'void *'
// pcElementsFetched : DWORD* in/out -> 'uint32_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("ACTIVEDS.dll", {
  ADsEnumerateNext: { parameters: ["pointer", "u32", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.ADsEnumerateNext(pEnumVariant, cElements, pvar, pcElementsFetched)
// pEnumVariant : IEnumVARIANT* -> "pointer"
// cElements : DWORD -> "u32"
// pvar : VARIANT* in/out -> "pointer"
// pcElementsFetched : DWORD* 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
int32_t ADsEnumerateNext(
    void* pEnumVariant,
    uint32_t cElements,
    void* pvar,
    uint32_t* pcElementsFetched);
C, "ACTIVEDS.dll");
// $ffi->ADsEnumerateNext(pEnumVariant, cElements, pvar, pcElementsFetched);
// pEnumVariant : IEnumVARIANT*
// cElements : DWORD
// pvar : VARIANT* in/out
// pcElementsFetched : DWORD* 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。
// 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 Activeds extends StdCallLibrary {
    Activeds INSTANCE = Native.load("activeds", Activeds.class);
    int ADsEnumerateNext(
        Pointer pEnumVariant,   // IEnumVARIANT*
        int cElements,   // DWORD
        Pointer pvar,   // VARIANT* in/out
        IntByReference pcElementsFetched   // DWORD* in/out
    );
}

@[Link("activeds")]
lib LibACTIVEDS
  fun ADsEnumerateNext = ADsEnumerateNext(
    pEnumVariant : Void*,   # IEnumVARIANT*
    cElements : UInt32,   # DWORD
    pvar : VARIANT*,   # VARIANT* in/out
    pcElementsFetched : UInt32*   # DWORD* in/out
  ) : Int32
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 ADsEnumerateNextNative = Int32 Function(Pointer<Void>, Uint32, Pointer<Void>, Pointer<Uint32>);
typedef ADsEnumerateNextDart = int Function(Pointer<Void>, int, Pointer<Void>, Pointer<Uint32>);
final ADsEnumerateNext = DynamicLibrary.open('ACTIVEDS.dll')
    .lookupFunction<ADsEnumerateNextNative, ADsEnumerateNextDart>('ADsEnumerateNext');
// pEnumVariant : IEnumVARIANT* -> Pointer<Void>
// cElements : DWORD -> Uint32
// pvar : VARIANT* in/out -> Pointer<Void>
// pcElementsFetched : DWORD* in/out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ADsEnumerateNext(
  pEnumVariant: Pointer;   // IEnumVARIANT*
  cElements: DWORD;   // DWORD
  pvar: Pointer;   // VARIANT* in/out
  pcElementsFetched: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'ACTIVEDS.dll' name 'ADsEnumerateNext';

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

foreign import stdcall safe "ADsEnumerateNext"
  c_ADsEnumerateNext :: Ptr () -> Word32 -> Ptr () -> Ptr Word32 -> IO Int32
-- pEnumVariant : IEnumVARIANT* -> Ptr ()
-- cElements : DWORD -> Word32
-- pvar : VARIANT* in/out -> Ptr ()
-- pcElementsFetched : DWORD* in/out -> Ptr Word32
-- 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 adsenumeratenext =
  foreign "ADsEnumerateNext"
    ((ptr void) @-> uint32_t @-> (ptr void) @-> (ptr uint32_t) @-> returning int32_t)
(* pEnumVariant : IEnumVARIANT* -> (ptr void) *)
(* cElements : DWORD -> uint32_t *)
(* pvar : VARIANT* in/out -> (ptr void) *)
(* pcElementsFetched : DWORD* in/out -> (ptr uint32_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 activeds (t "ACTIVEDS.dll"))
(cffi:use-foreign-library activeds)

(cffi:defcfun ("ADsEnumerateNext" ads-enumerate-next :convention :stdcall) :int32
  (p-enum-variant :pointer)   ; IEnumVARIANT*
  (c-elements :uint32)   ; DWORD
  (pvar :pointer)   ; VARIANT* in/out
  (pc-elements-fetched :pointer))   ; DWORD* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $ADsEnumerateNext = Win32::API::More->new('ACTIVEDS',
    'int ADsEnumerateNext(LPVOID pEnumVariant, DWORD cElements, LPVOID pvar, LPVOID pcElementsFetched)');
# my $ret = $ADsEnumerateNext->Call($pEnumVariant, $cElements, $pvar, $pcElementsFetched);
# pEnumVariant : IEnumVARIANT* -> LPVOID
# cElements : DWORD -> DWORD
# pvar : VARIANT* in/out -> LPVOID
# pcElementsFetched : DWORD* 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。