StgOpenLayoutDocfile

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

HRESULT StgOpenLayoutDocfile(
    LPCWSTR pwcsDfName,
    DWORD grfMode,
    DWORD reserved,
    IStorage** ppstgOpen
);

<DllImport("dflayout.dll", ExactSpelling:=True)>
Public Shared Function StgOpenLayoutDocfile(
    <MarshalAs(UnmanagedType.LPWStr)> pwcsDfName As String,   ' LPCWSTR
    grfMode As UInteger,   ' DWORD
    reserved As UInteger,   ' DWORD
    ppstgOpen As IntPtr   ' IStorage** out
) As Integer
End Function

' pwcsDfName : LPCWSTR
' grfMode : DWORD
' reserved : DWORD
' ppstgOpen : IStorage** out
Declare PtrSafe Function StgOpenLayoutDocfile Lib "dflayout" ( _
    ByVal pwcsDfName As LongPtr, _
    ByVal grfMode As Long, _
    ByVal reserved As Long, _
    ByVal ppstgOpen 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

StgOpenLayoutDocfile = ctypes.windll.dflayout.StgOpenLayoutDocfile
StgOpenLayoutDocfile.restype = ctypes.c_int
StgOpenLayoutDocfile.argtypes = [
    wintypes.LPCWSTR,  # pwcsDfName : LPCWSTR
    wintypes.DWORD,  # grfMode : DWORD
    wintypes.DWORD,  # reserved : DWORD
    ctypes.c_void_p,  # ppstgOpen : IStorage** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dflayout.dll')
StgOpenLayoutDocfile = Fiddle::Function.new(
  lib['StgOpenLayoutDocfile'],
  [
    Fiddle::TYPE_VOIDP,  # pwcsDfName : LPCWSTR
    -Fiddle::TYPE_INT,  # grfMode : DWORD
    -Fiddle::TYPE_INT,  # reserved : DWORD
    Fiddle::TYPE_VOIDP,  # ppstgOpen : IStorage** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "dflayout")]
extern "system" {
    fn StgOpenLayoutDocfile(
        pwcsDfName: *const u16,  // LPCWSTR
        grfMode: u32,  // DWORD
        reserved: u32,  // DWORD
        ppstgOpen: *mut *mut core::ffi::c_void  // IStorage** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("dflayout.dll")]
public static extern int StgOpenLayoutDocfile([MarshalAs(UnmanagedType.LPWStr)] string pwcsDfName, uint grfMode, uint reserved, IntPtr ppstgOpen);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dflayout_StgOpenLayoutDocfile' -Namespace Win32 -PassThru
# $api::StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen)

#uselib "dflayout.dll"
#func global StgOpenLayoutDocfile "StgOpenLayoutDocfile" sptr, sptr, sptr, sptr
; StgOpenLayoutDocfile pwcsDfName, grfMode, reserved, ppstgOpen   ; 戻り値は stat
; pwcsDfName : LPCWSTR -> "sptr"
; grfMode : DWORD -> "sptr"
; reserved : DWORD -> "sptr"
; ppstgOpen : IStorage** 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。

#uselib "dflayout.dll"
#cfunc global StgOpenLayoutDocfile "StgOpenLayoutDocfile" wstr, int, int, sptr
; res = StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen)
; pwcsDfName : LPCWSTR -> "wstr"
; grfMode : DWORD -> "int"
; reserved : DWORD -> "int"
; ppstgOpen : IStorage** out -> "sptr"

; HRESULT StgOpenLayoutDocfile(LPCWSTR pwcsDfName, DWORD grfMode, DWORD reserved, IStorage** ppstgOpen)
#uselib "dflayout.dll"
#cfunc global StgOpenLayoutDocfile "StgOpenLayoutDocfile" wstr, int, int, intptr
; res = StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen)
; pwcsDfName : LPCWSTR -> "wstr"
; grfMode : DWORD -> "int"
; reserved : DWORD -> "int"
; ppstgOpen : IStorage** out -> "intptr"

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

var (
	dflayout = windows.NewLazySystemDLL("dflayout.dll")
	procStgOpenLayoutDocfile = dflayout.NewProc("StgOpenLayoutDocfile")
)

// pwcsDfName (LPCWSTR), grfMode (DWORD), reserved (DWORD), ppstgOpen (IStorage** out)
r1, _, err := procStgOpenLayoutDocfile.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwcsDfName))),
	uintptr(grfMode),
	uintptr(reserved),
	uintptr(ppstgOpen),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function StgOpenLayoutDocfile(
  pwcsDfName: PWideChar;   // LPCWSTR
  grfMode: DWORD;   // DWORD
  reserved: DWORD;   // DWORD
  ppstgOpen: Pointer   // IStorage** out
): Integer; stdcall;
  external 'dflayout.dll' name 'StgOpenLayoutDocfile';

result := DllCall("dflayout\StgOpenLayoutDocfile"
    , "WStr", pwcsDfName   ; LPCWSTR
    , "UInt", grfMode   ; DWORD
    , "UInt", reserved   ; DWORD
    , "Ptr", ppstgOpen   ; IStorage** out
    , "Int")   ; return: HRESULT

●StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen) = DLL("dflayout.dll", "int StgOpenLayoutDocfile(char*, dword, dword, void*)")
# 呼び出し: StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen)
# pwcsDfName : LPCWSTR -> "char*"
# grfMode : DWORD -> "dword"
# reserved : DWORD -> "dword"
# ppstgOpen : IStorage** 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 "dflayout" fn StgOpenLayoutDocfile(
    pwcsDfName: [*c]const u16, // LPCWSTR
    grfMode: u32, // DWORD
    reserved: u32, // DWORD
    ppstgOpen: ?*anyopaque // IStorage** out
) callconv(std.os.windows.WINAPI) i32;

proc StgOpenLayoutDocfile(
    pwcsDfName: WideCString,  # LPCWSTR
    grfMode: uint32,  # DWORD
    reserved: uint32,  # DWORD
    ppstgOpen: pointer  # IStorage** out
): int32 {.importc: "StgOpenLayoutDocfile", stdcall, dynlib: "dflayout.dll".}

pragma(lib, "dflayout");
extern(Windows)
int StgOpenLayoutDocfile(
    const(wchar)* pwcsDfName,   // LPCWSTR
    uint grfMode,   // DWORD
    uint reserved,   // DWORD
    void* ppstgOpen   // IStorage** out
);

ccall((:StgOpenLayoutDocfile, "dflayout.dll"), stdcall, Int32,
      (Cwstring, UInt32, UInt32, Ptr{Cvoid}),
      pwcsDfName, grfMode, reserved, ppstgOpen)
# pwcsDfName : LPCWSTR -> Cwstring
# grfMode : DWORD -> UInt32
# reserved : DWORD -> UInt32
# ppstgOpen : IStorage** out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t StgOpenLayoutDocfile(
    const uint16_t* pwcsDfName,
    uint32_t grfMode,
    uint32_t reserved,
    void* ppstgOpen);
]]
local dflayout = ffi.load("dflayout")
-- dflayout.StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen)
-- pwcsDfName : LPCWSTR
-- grfMode : DWORD
-- reserved : DWORD
-- ppstgOpen : IStorage** 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('dflayout.dll');
const StgOpenLayoutDocfile = lib.func('__stdcall', 'StgOpenLayoutDocfile', 'int32_t', ['str16', 'uint32_t', 'uint32_t', 'void *']);
// StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen)
// pwcsDfName : LPCWSTR -> 'str16'
// grfMode : DWORD -> 'uint32_t'
// reserved : DWORD -> 'uint32_t'
// ppstgOpen : IStorage** out -> 'void *'
// 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("dflayout.dll", {
  StgOpenLayoutDocfile: { parameters: ["buffer", "u32", "u32", "pointer"], result: "i32" },
});
// lib.symbols.StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen)
// pwcsDfName : LPCWSTR -> "buffer"
// grfMode : DWORD -> "u32"
// reserved : DWORD -> "u32"
// ppstgOpen : IStorage** 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 StgOpenLayoutDocfile(
    const uint16_t* pwcsDfName,
    uint32_t grfMode,
    uint32_t reserved,
    void* ppstgOpen);
C, "dflayout.dll");
// $ffi->StgOpenLayoutDocfile(pwcsDfName, grfMode, reserved, ppstgOpen);
// pwcsDfName : LPCWSTR
// grfMode : DWORD
// reserved : DWORD
// ppstgOpen : IStorage** 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 Dflayout extends StdCallLibrary {
    Dflayout INSTANCE = Native.load("dflayout", Dflayout.class);
    int StgOpenLayoutDocfile(
        WString pwcsDfName,   // LPCWSTR
        int grfMode,   // DWORD
        int reserved,   // DWORD
        Pointer ppstgOpen   // IStorage** out
    );
}

@[Link("dflayout")]
lib Libdflayout
  fun StgOpenLayoutDocfile = StgOpenLayoutDocfile(
    pwcsDfName : UInt16*,   # LPCWSTR
    grfMode : UInt32,   # DWORD
    reserved : UInt32,   # DWORD
    ppstgOpen : Void*   # IStorage** 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 StgOpenLayoutDocfileNative = Int32 Function(Pointer<Utf16>, Uint32, Uint32, Pointer<Void>);
typedef StgOpenLayoutDocfileDart = int Function(Pointer<Utf16>, int, int, Pointer<Void>);
final StgOpenLayoutDocfile = DynamicLibrary.open('dflayout.dll')
    .lookupFunction<StgOpenLayoutDocfileNative, StgOpenLayoutDocfileDart>('StgOpenLayoutDocfile');
// pwcsDfName : LPCWSTR -> Pointer<Utf16>
// grfMode : DWORD -> Uint32
// reserved : DWORD -> Uint32
// ppstgOpen : IStorage** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function StgOpenLayoutDocfile(
  pwcsDfName: PWideChar;   // LPCWSTR
  grfMode: DWORD;   // DWORD
  reserved: DWORD;   // DWORD
  ppstgOpen: Pointer   // IStorage** out
): Integer; stdcall;
  external 'dflayout.dll' name 'StgOpenLayoutDocfile';

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

foreign import stdcall safe "StgOpenLayoutDocfile"
  c_StgOpenLayoutDocfile :: CWString -> Word32 -> Word32 -> Ptr () -> IO Int32
-- pwcsDfName : LPCWSTR -> CWString
-- grfMode : DWORD -> Word32
-- reserved : DWORD -> Word32
-- ppstgOpen : IStorage** out -> Ptr ()
-- 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 stgopenlayoutdocfile =
  foreign "StgOpenLayoutDocfile"
    ((ptr uint16_t) @-> uint32_t @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* pwcsDfName : LPCWSTR -> (ptr uint16_t) *)
(* grfMode : DWORD -> uint32_t *)
(* reserved : DWORD -> uint32_t *)
(* ppstgOpen : IStorage** out -> (ptr void) *)
(* 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 dflayout (t "dflayout.dll"))
(cffi:use-foreign-library dflayout)

(cffi:defcfun ("StgOpenLayoutDocfile" stg-open-layout-docfile :convention :stdcall) :int32
  (pwcs-df-name (:string :encoding :utf-16le))   ; LPCWSTR
  (grf-mode :uint32)   ; DWORD
  (reserved :uint32)   ; DWORD
  (ppstg-open :pointer))   ; IStorage** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $StgOpenLayoutDocfile = Win32::API::More->new('dflayout',
    'int StgOpenLayoutDocfile(LPCWSTR pwcsDfName, DWORD grfMode, DWORD reserved, LPVOID ppstgOpen)');
# my $ret = $StgOpenLayoutDocfile->Call($pwcsDfName, $grfMode, $reserved, $ppstgOpen);
# pwcsDfName : LPCWSTR -> LPCWSTR
# grfMode : DWORD -> DWORD
# reserved : DWORD -> DWORD
# ppstgOpen : IStorage** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。