JetEnableMultiInstanceW

// ESENT.dll  (Unicode / -W)
#include <windows.h>

INT JetEnableMultiInstanceW(
    JET_SETSYSPARAM_W* psetsysparam,   // optional
    DWORD csetsysparam,
    DWORD* pcsetsucceed   // optional
);

<DllImport("ESENT.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function JetEnableMultiInstanceW(
    psetsysparam As IntPtr,   ' JET_SETSYSPARAM_W* optional
    csetsysparam As UInteger,   ' DWORD
    pcsetsucceed As IntPtr   ' DWORD* optional, out
) As Integer
End Function

' psetsysparam : JET_SETSYSPARAM_W* optional
' csetsysparam : DWORD
' pcsetsucceed : DWORD* optional, out
Declare PtrSafe Function JetEnableMultiInstanceW Lib "esent" ( _
    ByVal psetsysparam As LongPtr, _
    ByVal csetsysparam As Long, _
    ByVal pcsetsucceed As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

JetEnableMultiInstanceW = ctypes.windll.esent.JetEnableMultiInstanceW
JetEnableMultiInstanceW.restype = ctypes.c_int
JetEnableMultiInstanceW.argtypes = [
    ctypes.c_void_p,  # psetsysparam : JET_SETSYSPARAM_W* optional
    wintypes.DWORD,  # csetsysparam : DWORD
    ctypes.POINTER(wintypes.DWORD),  # pcsetsucceed : DWORD* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ESENT.dll')
JetEnableMultiInstanceW = Fiddle::Function.new(
  lib['JetEnableMultiInstanceW'],
  [
    Fiddle::TYPE_VOIDP,  # psetsysparam : JET_SETSYSPARAM_W* optional
    -Fiddle::TYPE_INT,  # csetsysparam : DWORD
    Fiddle::TYPE_VOIDP,  # pcsetsucceed : DWORD* optional, out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "esent")]
extern "system" {
    fn JetEnableMultiInstanceW(
        psetsysparam: *mut JET_SETSYSPARAM_W,  // JET_SETSYSPARAM_W* optional
        csetsysparam: u32,  // DWORD
        pcsetsucceed: *mut u32  // DWORD* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ESENT.dll", CharSet = CharSet.Unicode)]
public static extern int JetEnableMultiInstanceW(IntPtr psetsysparam, uint csetsysparam, IntPtr pcsetsucceed);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ESENT_JetEnableMultiInstanceW' -Namespace Win32 -PassThru
# $api::JetEnableMultiInstanceW(psetsysparam, csetsysparam, pcsetsucceed)

#uselib "ESENT.dll"
#func global JetEnableMultiInstanceW "JetEnableMultiInstanceW" wptr, wptr, wptr
; JetEnableMultiInstanceW varptr(psetsysparam), csetsysparam, varptr(pcsetsucceed)   ; 戻り値は stat
; psetsysparam : JET_SETSYSPARAM_W* optional -> "wptr"
; csetsysparam : DWORD -> "wptr"
; pcsetsucceed : DWORD* optional, out -> "wptr"
; ※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 (
	esent = windows.NewLazySystemDLL("ESENT.dll")
	procJetEnableMultiInstanceW = esent.NewProc("JetEnableMultiInstanceW")
)

// psetsysparam (JET_SETSYSPARAM_W* optional), csetsysparam (DWORD), pcsetsucceed (DWORD* optional, out)
r1, _, err := procJetEnableMultiInstanceW.Call(
	uintptr(psetsysparam),
	uintptr(csetsysparam),
	uintptr(pcsetsucceed),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function JetEnableMultiInstanceW(
  psetsysparam: Pointer;   // JET_SETSYSPARAM_W* optional
  csetsysparam: DWORD;   // DWORD
  pcsetsucceed: Pointer   // DWORD* optional, out
): Integer; stdcall;
  external 'ESENT.dll' name 'JetEnableMultiInstanceW';

result := DllCall("ESENT\JetEnableMultiInstanceW"
    , "Ptr", psetsysparam   ; JET_SETSYSPARAM_W* optional
    , "UInt", csetsysparam   ; DWORD
    , "Ptr", pcsetsucceed   ; DWORD* optional, out
    , "Int")   ; return: INT

●JetEnableMultiInstanceW(psetsysparam, csetsysparam, pcsetsucceed) = DLL("ESENT.dll", "int JetEnableMultiInstanceW(void*, dword, void*)")
# 呼び出し: JetEnableMultiInstanceW(psetsysparam, csetsysparam, pcsetsucceed)
# psetsysparam : JET_SETSYSPARAM_W* optional -> "void*"
# csetsysparam : DWORD -> "dword"
# pcsetsucceed : DWORD* optional, 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。

const std = @import("std");

extern "esent" fn JetEnableMultiInstanceW(
    psetsysparam: [*c]JET_SETSYSPARAM_W, // JET_SETSYSPARAM_W* optional
    csetsysparam: u32, // DWORD
    pcsetsucceed: [*c]u32 // DWORD* optional, out
) callconv(std.os.windows.WINAPI) i32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc JetEnableMultiInstanceW(
    psetsysparam: ptr JET_SETSYSPARAM_W,  # JET_SETSYSPARAM_W* optional
    csetsysparam: uint32,  # DWORD
    pcsetsucceed: ptr uint32  # DWORD* optional, out
): int32 {.importc: "JetEnableMultiInstanceW", stdcall, dynlib: "ESENT.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "esent");
extern(Windows)
int JetEnableMultiInstanceW(
    JET_SETSYSPARAM_W* psetsysparam,   // JET_SETSYSPARAM_W* optional
    uint csetsysparam,   // DWORD
    uint* pcsetsucceed   // DWORD* optional, out
);

ccall((:JetEnableMultiInstanceW, "ESENT.dll"), stdcall, Int32,
      (Ptr{JET_SETSYSPARAM_W}, UInt32, Ptr{UInt32}),
      psetsysparam, csetsysparam, pcsetsucceed)
# psetsysparam : JET_SETSYSPARAM_W* optional -> Ptr{JET_SETSYSPARAM_W}
# csetsysparam : DWORD -> UInt32
# pcsetsucceed : DWORD* optional, out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
int32_t JetEnableMultiInstanceW(
    void* psetsysparam,
    uint32_t csetsysparam,
    uint32_t* pcsetsucceed);
]]
local esent = ffi.load("esent")
-- esent.JetEnableMultiInstanceW(psetsysparam, csetsysparam, pcsetsucceed)
-- psetsysparam : JET_SETSYSPARAM_W* optional
-- csetsysparam : DWORD
-- pcsetsucceed : DWORD* optional, 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。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('ESENT.dll');
const JetEnableMultiInstanceW = lib.func('__stdcall', 'JetEnableMultiInstanceW', 'int32_t', ['void *', 'uint32_t', 'uint32_t *']);
// JetEnableMultiInstanceW(psetsysparam, csetsysparam, pcsetsucceed)
// psetsysparam : JET_SETSYSPARAM_W* optional -> 'void *'
// csetsysparam : DWORD -> 'uint32_t'
// pcsetsucceed : DWORD* optional, 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("ESENT.dll", {
  JetEnableMultiInstanceW: { parameters: ["pointer", "u32", "pointer"], result: "i32" },
});
// lib.symbols.JetEnableMultiInstanceW(psetsysparam, csetsysparam, pcsetsucceed)
// psetsysparam : JET_SETSYSPARAM_W* optional -> "pointer"
// csetsysparam : DWORD -> "u32"
// pcsetsucceed : DWORD* optional, out -> "pointer"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)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 JetEnableMultiInstanceW(
    void* psetsysparam,
    uint32_t csetsysparam,
    uint32_t* pcsetsucceed);
C, "ESENT.dll");
// $ffi->JetEnableMultiInstanceW(psetsysparam, csetsysparam, pcsetsucceed);
// psetsysparam : JET_SETSYSPARAM_W* optional
// csetsysparam : DWORD
// pcsetsucceed : DWORD* optional, 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 Esent extends StdCallLibrary {
    Esent INSTANCE = Native.load("esent", Esent.class, W32APIOptions.UNICODE_OPTIONS);
    int JetEnableMultiInstanceW(
        Pointer psetsysparam,   // JET_SETSYSPARAM_W* optional
        int csetsysparam,   // DWORD
        IntByReference pcsetsucceed   // DWORD* optional, out
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("esent")]
lib LibESENT
  fun JetEnableMultiInstanceW = JetEnableMultiInstanceW(
    psetsysparam : JET_SETSYSPARAM_W*,   # JET_SETSYSPARAM_W* optional
    csetsysparam : UInt32,   # DWORD
    pcsetsucceed : UInt32*   # DWORD* optional, 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 JetEnableMultiInstanceWNative = Int32 Function(Pointer<Void>, Uint32, Pointer<Uint32>);
typedef JetEnableMultiInstanceWDart = int Function(Pointer<Void>, int, Pointer<Uint32>);
final JetEnableMultiInstanceW = DynamicLibrary.open('ESENT.dll')
    .lookupFunction<JetEnableMultiInstanceWNative, JetEnableMultiInstanceWDart>('JetEnableMultiInstanceW');
// psetsysparam : JET_SETSYSPARAM_W* optional -> Pointer<Void>
// csetsysparam : DWORD -> Uint32
// pcsetsucceed : DWORD* optional, out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function JetEnableMultiInstanceW(
  psetsysparam: Pointer;   // JET_SETSYSPARAM_W* optional
  csetsysparam: DWORD;   // DWORD
  pcsetsucceed: Pointer   // DWORD* optional, out
): Integer; stdcall;
  external 'ESENT.dll' name 'JetEnableMultiInstanceW';

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

foreign import stdcall safe "JetEnableMultiInstanceW"
  c_JetEnableMultiInstanceW :: Ptr () -> Word32 -> Ptr Word32 -> IO Int32
-- psetsysparam : JET_SETSYSPARAM_W* optional -> Ptr ()
-- csetsysparam : DWORD -> Word32
-- pcsetsucceed : DWORD* optional, 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 jetenablemultiinstancew =
  foreign "JetEnableMultiInstanceW"
    ((ptr void) @-> uint32_t @-> (ptr uint32_t) @-> returning int32_t)
(* psetsysparam : JET_SETSYSPARAM_W* optional -> (ptr void) *)
(* csetsysparam : DWORD -> uint32_t *)
(* pcsetsucceed : DWORD* optional, 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 esent (t "ESENT.dll"))
(cffi:use-foreign-library esent)

(cffi:defcfun ("JetEnableMultiInstanceW" jet-enable-multi-instance-w :convention :stdcall) :int32
  (psetsysparam :pointer)   ; JET_SETSYSPARAM_W* optional
  (csetsysparam :uint32)   ; DWORD
  (pcsetsucceed :pointer))   ; DWORD* optional, out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $JetEnableMultiInstanceW = Win32::API::More->new('ESENT',
    'int JetEnableMultiInstanceW(LPVOID psetsysparam, DWORD csetsysparam, LPVOID pcsetsucceed)');
# my $ret = $JetEnableMultiInstanceW->Call($psetsysparam, $csetsysparam, $pcsetsucceed);
# psetsysparam : JET_SETSYSPARAM_W* optional -> LPVOID
# csetsysparam : DWORD -> DWORD
# pcsetsucceed : DWORD* optional, out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。