JetCreateInstanceA

// ESENT.dll  (ANSI / -A)
#include <windows.h>

INT JetCreateInstanceA(
    JET_INSTANCE* pinstance,
    CHAR* szInstanceName   // optional
);

<DllImport("ESENT.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function JetCreateInstanceA(
    <Out> ByRef pinstance As UIntPtr,   ' JET_INSTANCE* out
    szInstanceName As IntPtr   ' CHAR* optional
) As Integer
End Function

' pinstance : JET_INSTANCE* out
' szInstanceName : CHAR* optional
Declare PtrSafe Function JetCreateInstanceA Lib "esent" ( _
    ByRef pinstance As LongPtr, _
    ByVal szInstanceName 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

JetCreateInstanceA = ctypes.windll.esent.JetCreateInstanceA
JetCreateInstanceA.restype = ctypes.c_int
JetCreateInstanceA.argtypes = [
    ctypes.c_void_p,  # pinstance : JET_INSTANCE* out
    ctypes.POINTER(ctypes.c_byte),  # szInstanceName : CHAR* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ESENT.dll')
JetCreateInstanceA = Fiddle::Function.new(
  lib['JetCreateInstanceA'],
  [
    Fiddle::TYPE_VOIDP,  # pinstance : JET_INSTANCE* out
    Fiddle::TYPE_VOIDP,  # szInstanceName : CHAR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "esent")]
extern "system" {
    fn JetCreateInstanceA(
        pinstance: *mut usize,  // JET_INSTANCE* out
        szInstanceName: *mut i8  // CHAR* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ESENT.dll", CharSet = CharSet.Ansi)]
public static extern int JetCreateInstanceA(out UIntPtr pinstance, IntPtr szInstanceName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ESENT_JetCreateInstanceA' -Namespace Win32 -PassThru
# $api::JetCreateInstanceA(pinstance, szInstanceName)

#uselib "ESENT.dll"
#func global JetCreateInstanceA "JetCreateInstanceA" sptr, sptr
; JetCreateInstanceA varptr(pinstance), varptr(szInstanceName)   ; 戻り値は stat
; pinstance : JET_INSTANCE* out -> "sptr"
; szInstanceName : CHAR* optional -> "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 (
	esent = windows.NewLazySystemDLL("ESENT.dll")
	procJetCreateInstanceA = esent.NewProc("JetCreateInstanceA")
)

// pinstance (JET_INSTANCE* out), szInstanceName (CHAR* optional)
r1, _, err := procJetCreateInstanceA.Call(
	uintptr(pinstance),
	uintptr(szInstanceName),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function JetCreateInstanceA(
  pinstance: Pointer;   // JET_INSTANCE* out
  szInstanceName: Pointer   // CHAR* optional
): Integer; stdcall;
  external 'ESENT.dll' name 'JetCreateInstanceA';

result := DllCall("ESENT\JetCreateInstanceA"
    , "Ptr", pinstance   ; JET_INSTANCE* out
    , "Ptr", szInstanceName   ; CHAR* optional
    , "Int")   ; return: INT

●JetCreateInstanceA(pinstance, szInstanceName) = DLL("ESENT.dll", "int JetCreateInstanceA(void*, void*)")
# 呼び出し: JetCreateInstanceA(pinstance, szInstanceName)
# pinstance : JET_INSTANCE* out -> "void*"
# szInstanceName : CHAR* optional -> "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 "esent" fn JetCreateInstanceA(
    pinstance: [*c]usize, // JET_INSTANCE* out
    szInstanceName: [*c]i8 // CHAR* optional
) callconv(std.os.windows.WINAPI) i32;

proc JetCreateInstanceA(
    pinstance: ptr uint,  # JET_INSTANCE* out
    szInstanceName: ptr int8  # CHAR* optional
): int32 {.importc: "JetCreateInstanceA", stdcall, dynlib: "ESENT.dll".}

pragma(lib, "esent");
extern(Windows)
int JetCreateInstanceA(
    size_t* pinstance,   // JET_INSTANCE* out
    byte* szInstanceName   // CHAR* optional
);

ccall((:JetCreateInstanceA, "ESENT.dll"), stdcall, Int32,
      (Ptr{Csize_t}, Ptr{Int8}),
      pinstance, szInstanceName)
# pinstance : JET_INSTANCE* out -> Ptr{Csize_t}
# szInstanceName : CHAR* optional -> Ptr{Int8}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t JetCreateInstanceA(
    uintptr_t* pinstance,
    int8_t* szInstanceName);
]]
local esent = ffi.load("esent")
-- esent.JetCreateInstanceA(pinstance, szInstanceName)
-- pinstance : JET_INSTANCE* out
-- szInstanceName : CHAR* optional
-- 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('ESENT.dll');
const JetCreateInstanceA = lib.func('__stdcall', 'JetCreateInstanceA', 'int32_t', ['uintptr_t *', 'int8_t *']);
// JetCreateInstanceA(pinstance, szInstanceName)
// pinstance : JET_INSTANCE* out -> 'uintptr_t *'
// szInstanceName : CHAR* optional -> 'int8_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", {
  JetCreateInstanceA: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.JetCreateInstanceA(pinstance, szInstanceName)
// pinstance : JET_INSTANCE* out -> "pointer"
// szInstanceName : CHAR* optional -> "pointer"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t JetCreateInstanceA(
    size_t* pinstance,
    int8_t* szInstanceName);
C, "ESENT.dll");
// $ffi->JetCreateInstanceA(pinstance, szInstanceName);
// pinstance : JET_INSTANCE* out
// szInstanceName : CHAR* optional
// 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.ASCII_OPTIONS);
    int JetCreateInstanceA(
        LongByReference pinstance,   // JET_INSTANCE* out
        byte[] szInstanceName   // CHAR* optional
    );
}

@[Link("esent")]
lib LibESENT
  fun JetCreateInstanceA = JetCreateInstanceA(
    pinstance : LibC::SizeT*,   # JET_INSTANCE* out
    szInstanceName : Int8*   # CHAR* optional
  ) : 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 JetCreateInstanceANative = Int32 Function(Pointer<UintPtr>, Pointer<Int8>);
typedef JetCreateInstanceADart = int Function(Pointer<UintPtr>, Pointer<Int8>);
final JetCreateInstanceA = DynamicLibrary.open('ESENT.dll')
    .lookupFunction<JetCreateInstanceANative, JetCreateInstanceADart>('JetCreateInstanceA');
// pinstance : JET_INSTANCE* out -> Pointer<UintPtr>
// szInstanceName : CHAR* optional -> Pointer<Int8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function JetCreateInstanceA(
  pinstance: Pointer;   // JET_INSTANCE* out
  szInstanceName: Pointer   // CHAR* optional
): Integer; stdcall;
  external 'ESENT.dll' name 'JetCreateInstanceA';

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

foreign import stdcall safe "JetCreateInstanceA"
  c_JetCreateInstanceA :: Ptr CUIntPtr -> Ptr Int8 -> IO Int32
-- pinstance : JET_INSTANCE* out -> Ptr CUIntPtr
-- szInstanceName : CHAR* optional -> Ptr Int8
-- 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 jetcreateinstancea =
  foreign "JetCreateInstanceA"
    ((ptr size_t) @-> (ptr int8_t) @-> returning int32_t)
(* pinstance : JET_INSTANCE* out -> (ptr size_t) *)
(* szInstanceName : CHAR* optional -> (ptr int8_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 ("JetCreateInstanceA" jet-create-instance-a :convention :stdcall) :int32
  (pinstance :pointer)   ; JET_INSTANCE* out
  (sz-instance-name :pointer))   ; CHAR* optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $JetCreateInstanceA = Win32::API::More->new('ESENT',
    'int JetCreateInstanceA(LPVOID pinstance, LPVOID szInstanceName)');
# my $ret = $JetCreateInstanceA->Call($pinstance, $szInstanceName);
# pinstance : JET_INSTANCE* out -> LPVOID
# szInstanceName : CHAR* optional -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。