OleCreateLinkToFileEx

// OLE32.dll
#include <windows.h>

HRESULT OleCreateLinkToFileEx(
    LPCWSTR lpszFileName,
    const GUID* riid,
    OLECREATE dwFlags,
    DWORD renderopt,
    DWORD cFormats,
    DWORD* rgAdvf,
    FORMATETC* rgFormatEtc,
    IAdviseSink* lpAdviseSink,
    DWORD* rgdwConnection,
    IOleClientSite* pClientSite,
    IStorage* pStg,
    void** ppvObj
);

<DllImport("OLE32.dll", ExactSpelling:=True)>
Public Shared Function OleCreateLinkToFileEx(
    <MarshalAs(UnmanagedType.LPWStr)> lpszFileName As String,   ' LPCWSTR
    ByRef riid As Guid,   ' GUID*
    dwFlags As UInteger,   ' OLECREATE
    renderopt As UInteger,   ' DWORD
    cFormats As UInteger,   ' DWORD
    ByRef rgAdvf As UInteger,   ' DWORD*
    rgFormatEtc As IntPtr,   ' FORMATETC*
    lpAdviseSink As IntPtr,   ' IAdviseSink*
    <Out> ByRef rgdwConnection As UInteger,   ' DWORD* out
    pClientSite As IntPtr,   ' IOleClientSite*
    pStg As IntPtr,   ' IStorage*
    ppvObj As IntPtr   ' void** out
) As Integer
End Function

' lpszFileName : LPCWSTR
' riid : GUID*
' dwFlags : OLECREATE
' renderopt : DWORD
' cFormats : DWORD
' rgAdvf : DWORD*
' rgFormatEtc : FORMATETC*
' lpAdviseSink : IAdviseSink*
' rgdwConnection : DWORD* out
' pClientSite : IOleClientSite*
' pStg : IStorage*
' ppvObj : void** out
Declare PtrSafe Function OleCreateLinkToFileEx Lib "ole32" ( _
    ByVal lpszFileName As LongPtr, _
    ByVal riid As LongPtr, _
    ByVal dwFlags As Long, _
    ByVal renderopt As Long, _
    ByVal cFormats As Long, _
    ByRef rgAdvf As Long, _
    ByVal rgFormatEtc As LongPtr, _
    ByVal lpAdviseSink As LongPtr, _
    ByRef rgdwConnection As Long, _
    ByVal pClientSite As LongPtr, _
    ByVal pStg As LongPtr, _
    ByVal ppvObj 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

OleCreateLinkToFileEx = ctypes.windll.ole32.OleCreateLinkToFileEx
OleCreateLinkToFileEx.restype = ctypes.c_int
OleCreateLinkToFileEx.argtypes = [
    wintypes.LPCWSTR,  # lpszFileName : LPCWSTR
    ctypes.c_void_p,  # riid : GUID*
    wintypes.DWORD,  # dwFlags : OLECREATE
    wintypes.DWORD,  # renderopt : DWORD
    wintypes.DWORD,  # cFormats : DWORD
    ctypes.POINTER(wintypes.DWORD),  # rgAdvf : DWORD*
    ctypes.c_void_p,  # rgFormatEtc : FORMATETC*
    ctypes.c_void_p,  # lpAdviseSink : IAdviseSink*
    ctypes.POINTER(wintypes.DWORD),  # rgdwConnection : DWORD* out
    ctypes.c_void_p,  # pClientSite : IOleClientSite*
    ctypes.c_void_p,  # pStg : IStorage*
    ctypes.c_void_p,  # ppvObj : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('OLE32.dll')
OleCreateLinkToFileEx = Fiddle::Function.new(
  lib['OleCreateLinkToFileEx'],
  [
    Fiddle::TYPE_VOIDP,  # lpszFileName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # riid : GUID*
    -Fiddle::TYPE_INT,  # dwFlags : OLECREATE
    -Fiddle::TYPE_INT,  # renderopt : DWORD
    -Fiddle::TYPE_INT,  # cFormats : DWORD
    Fiddle::TYPE_VOIDP,  # rgAdvf : DWORD*
    Fiddle::TYPE_VOIDP,  # rgFormatEtc : FORMATETC*
    Fiddle::TYPE_VOIDP,  # lpAdviseSink : IAdviseSink*
    Fiddle::TYPE_VOIDP,  # rgdwConnection : DWORD* out
    Fiddle::TYPE_VOIDP,  # pClientSite : IOleClientSite*
    Fiddle::TYPE_VOIDP,  # pStg : IStorage*
    Fiddle::TYPE_VOIDP,  # ppvObj : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "ole32")]
extern "system" {
    fn OleCreateLinkToFileEx(
        lpszFileName: *const u16,  // LPCWSTR
        riid: *const GUID,  // GUID*
        dwFlags: u32,  // OLECREATE
        renderopt: u32,  // DWORD
        cFormats: u32,  // DWORD
        rgAdvf: *mut u32,  // DWORD*
        rgFormatEtc: *mut FORMATETC,  // FORMATETC*
        lpAdviseSink: *mut core::ffi::c_void,  // IAdviseSink*
        rgdwConnection: *mut u32,  // DWORD* out
        pClientSite: *mut core::ffi::c_void,  // IOleClientSite*
        pStg: *mut core::ffi::c_void,  // IStorage*
        ppvObj: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("OLE32.dll")]
public static extern int OleCreateLinkToFileEx([MarshalAs(UnmanagedType.LPWStr)] string lpszFileName, ref Guid riid, uint dwFlags, uint renderopt, uint cFormats, ref uint rgAdvf, IntPtr rgFormatEtc, IntPtr lpAdviseSink, out uint rgdwConnection, IntPtr pClientSite, IntPtr pStg, IntPtr ppvObj);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OLE32_OleCreateLinkToFileEx' -Namespace Win32 -PassThru
# $api::OleCreateLinkToFileEx(lpszFileName, riid, dwFlags, renderopt, cFormats, rgAdvf, rgFormatEtc, lpAdviseSink, rgdwConnection, pClientSite, pStg, ppvObj)

#uselib "OLE32.dll"
#func global OleCreateLinkToFileEx "OleCreateLinkToFileEx" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; OleCreateLinkToFileEx lpszFileName, varptr(riid), dwFlags, renderopt, cFormats, varptr(rgAdvf), varptr(rgFormatEtc), lpAdviseSink, varptr(rgdwConnection), pClientSite, pStg, ppvObj   ; 戻り値は stat
; lpszFileName : LPCWSTR -> "sptr"
; riid : GUID* -> "sptr"
; dwFlags : OLECREATE -> "sptr"
; renderopt : DWORD -> "sptr"
; cFormats : DWORD -> "sptr"
; rgAdvf : DWORD* -> "sptr"
; rgFormatEtc : FORMATETC* -> "sptr"
; lpAdviseSink : IAdviseSink* -> "sptr"
; rgdwConnection : DWORD* out -> "sptr"
; pClientSite : IOleClientSite* -> "sptr"
; pStg : IStorage* -> "sptr"
; ppvObj : void** 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 (
	ole32 = windows.NewLazySystemDLL("OLE32.dll")
	procOleCreateLinkToFileEx = ole32.NewProc("OleCreateLinkToFileEx")
)

// lpszFileName (LPCWSTR), riid (GUID*), dwFlags (OLECREATE), renderopt (DWORD), cFormats (DWORD), rgAdvf (DWORD*), rgFormatEtc (FORMATETC*), lpAdviseSink (IAdviseSink*), rgdwConnection (DWORD* out), pClientSite (IOleClientSite*), pStg (IStorage*), ppvObj (void** out)
r1, _, err := procOleCreateLinkToFileEx.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszFileName))),
	uintptr(riid),
	uintptr(dwFlags),
	uintptr(renderopt),
	uintptr(cFormats),
	uintptr(rgAdvf),
	uintptr(rgFormatEtc),
	uintptr(lpAdviseSink),
	uintptr(rgdwConnection),
	uintptr(pClientSite),
	uintptr(pStg),
	uintptr(ppvObj),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function OleCreateLinkToFileEx(
  lpszFileName: PWideChar;   // LPCWSTR
  riid: PGUID;   // GUID*
  dwFlags: DWORD;   // OLECREATE
  renderopt: DWORD;   // DWORD
  cFormats: DWORD;   // DWORD
  rgAdvf: Pointer;   // DWORD*
  rgFormatEtc: Pointer;   // FORMATETC*
  lpAdviseSink: Pointer;   // IAdviseSink*
  rgdwConnection: Pointer;   // DWORD* out
  pClientSite: Pointer;   // IOleClientSite*
  pStg: Pointer;   // IStorage*
  ppvObj: Pointer   // void** out
): Integer; stdcall;
  external 'OLE32.dll' name 'OleCreateLinkToFileEx';

result := DllCall("OLE32\OleCreateLinkToFileEx"
    , "WStr", lpszFileName   ; LPCWSTR
    , "Ptr", riid   ; GUID*
    , "UInt", dwFlags   ; OLECREATE
    , "UInt", renderopt   ; DWORD
    , "UInt", cFormats   ; DWORD
    , "Ptr", rgAdvf   ; DWORD*
    , "Ptr", rgFormatEtc   ; FORMATETC*
    , "Ptr", lpAdviseSink   ; IAdviseSink*
    , "Ptr", rgdwConnection   ; DWORD* out
    , "Ptr", pClientSite   ; IOleClientSite*
    , "Ptr", pStg   ; IStorage*
    , "Ptr", ppvObj   ; void** out
    , "Int")   ; return: HRESULT

●OleCreateLinkToFileEx(lpszFileName, riid, dwFlags, renderopt, cFormats, rgAdvf, rgFormatEtc, lpAdviseSink, rgdwConnection, pClientSite, pStg, ppvObj) = DLL("OLE32.dll", "int OleCreateLinkToFileEx(char*, void*, dword, dword, dword, void*, void*, void*, void*, void*, void*, void*)")
# 呼び出し: OleCreateLinkToFileEx(lpszFileName, riid, dwFlags, renderopt, cFormats, rgAdvf, rgFormatEtc, lpAdviseSink, rgdwConnection, pClientSite, pStg, ppvObj)
# lpszFileName : LPCWSTR -> "char*"
# riid : GUID* -> "void*"
# dwFlags : OLECREATE -> "dword"
# renderopt : DWORD -> "dword"
# cFormats : DWORD -> "dword"
# rgAdvf : DWORD* -> "void*"
# rgFormatEtc : FORMATETC* -> "void*"
# lpAdviseSink : IAdviseSink* -> "void*"
# rgdwConnection : DWORD* out -> "void*"
# pClientSite : IOleClientSite* -> "void*"
# pStg : IStorage* -> "void*"
# ppvObj : void** 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 "ole32" fn OleCreateLinkToFileEx(
    lpszFileName: [*c]const u16, // LPCWSTR
    riid: [*c]GUID, // GUID*
    dwFlags: u32, // OLECREATE
    renderopt: u32, // DWORD
    cFormats: u32, // DWORD
    rgAdvf: [*c]u32, // DWORD*
    rgFormatEtc: [*c]FORMATETC, // FORMATETC*
    lpAdviseSink: ?*anyopaque, // IAdviseSink*
    rgdwConnection: [*c]u32, // DWORD* out
    pClientSite: ?*anyopaque, // IOleClientSite*
    pStg: ?*anyopaque, // IStorage*
    ppvObj: ?*anyopaque // void** out
) callconv(std.os.windows.WINAPI) i32;

proc OleCreateLinkToFileEx(
    lpszFileName: WideCString,  # LPCWSTR
    riid: ptr GUID,  # GUID*
    dwFlags: uint32,  # OLECREATE
    renderopt: uint32,  # DWORD
    cFormats: uint32,  # DWORD
    rgAdvf: ptr uint32,  # DWORD*
    rgFormatEtc: ptr FORMATETC,  # FORMATETC*
    lpAdviseSink: pointer,  # IAdviseSink*
    rgdwConnection: ptr uint32,  # DWORD* out
    pClientSite: pointer,  # IOleClientSite*
    pStg: pointer,  # IStorage*
    ppvObj: pointer  # void** out
): int32 {.importc: "OleCreateLinkToFileEx", stdcall, dynlib: "OLE32.dll".}

pragma(lib, "ole32");
extern(Windows)
int OleCreateLinkToFileEx(
    const(wchar)* lpszFileName,   // LPCWSTR
    GUID* riid,   // GUID*
    uint dwFlags,   // OLECREATE
    uint renderopt,   // DWORD
    uint cFormats,   // DWORD
    uint* rgAdvf,   // DWORD*
    FORMATETC* rgFormatEtc,   // FORMATETC*
    void* lpAdviseSink,   // IAdviseSink*
    uint* rgdwConnection,   // DWORD* out
    void* pClientSite,   // IOleClientSite*
    void* pStg,   // IStorage*
    void** ppvObj   // void** out
);

ccall((:OleCreateLinkToFileEx, "OLE32.dll"), stdcall, Int32,
      (Cwstring, Ptr{GUID}, UInt32, UInt32, UInt32, Ptr{UInt32}, Ptr{FORMATETC}, Ptr{Cvoid}, Ptr{UInt32}, Ptr{Cvoid}, Ptr{Cvoid}, Ptr{Cvoid}),
      lpszFileName, riid, dwFlags, renderopt, cFormats, rgAdvf, rgFormatEtc, lpAdviseSink, rgdwConnection, pClientSite, pStg, ppvObj)
# lpszFileName : LPCWSTR -> Cwstring
# riid : GUID* -> Ptr{GUID}
# dwFlags : OLECREATE -> UInt32
# renderopt : DWORD -> UInt32
# cFormats : DWORD -> UInt32
# rgAdvf : DWORD* -> Ptr{UInt32}
# rgFormatEtc : FORMATETC* -> Ptr{FORMATETC}
# lpAdviseSink : IAdviseSink* -> Ptr{Cvoid}
# rgdwConnection : DWORD* out -> Ptr{UInt32}
# pClientSite : IOleClientSite* -> Ptr{Cvoid}
# pStg : IStorage* -> Ptr{Cvoid}
# ppvObj : void** 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 OleCreateLinkToFileEx(
    const uint16_t* lpszFileName,
    void* riid,
    uint32_t dwFlags,
    uint32_t renderopt,
    uint32_t cFormats,
    uint32_t* rgAdvf,
    void* rgFormatEtc,
    void* lpAdviseSink,
    uint32_t* rgdwConnection,
    void* pClientSite,
    void* pStg,
    void** ppvObj);
]]
local ole32 = ffi.load("ole32")
-- ole32.OleCreateLinkToFileEx(lpszFileName, riid, dwFlags, renderopt, cFormats, rgAdvf, rgFormatEtc, lpAdviseSink, rgdwConnection, pClientSite, pStg, ppvObj)
-- lpszFileName : LPCWSTR
-- riid : GUID*
-- dwFlags : OLECREATE
-- renderopt : DWORD
-- cFormats : DWORD
-- rgAdvf : DWORD*
-- rgFormatEtc : FORMATETC*
-- lpAdviseSink : IAdviseSink*
-- rgdwConnection : DWORD* out
-- pClientSite : IOleClientSite*
-- pStg : IStorage*
-- ppvObj : void** 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('OLE32.dll');
const OleCreateLinkToFileEx = lib.func('__stdcall', 'OleCreateLinkToFileEx', 'int32_t', ['str16', 'void *', 'uint32_t', 'uint32_t', 'uint32_t', 'uint32_t *', 'void *', 'void *', 'uint32_t *', 'void *', 'void *', 'void *']);
// OleCreateLinkToFileEx(lpszFileName, riid, dwFlags, renderopt, cFormats, rgAdvf, rgFormatEtc, lpAdviseSink, rgdwConnection, pClientSite, pStg, ppvObj)
// lpszFileName : LPCWSTR -> 'str16'
// riid : GUID* -> 'void *'
// dwFlags : OLECREATE -> 'uint32_t'
// renderopt : DWORD -> 'uint32_t'
// cFormats : DWORD -> 'uint32_t'
// rgAdvf : DWORD* -> 'uint32_t *'
// rgFormatEtc : FORMATETC* -> 'void *'
// lpAdviseSink : IAdviseSink* -> 'void *'
// rgdwConnection : DWORD* out -> 'uint32_t *'
// pClientSite : IOleClientSite* -> 'void *'
// pStg : IStorage* -> 'void *'
// ppvObj : void** 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("OLE32.dll", {
  OleCreateLinkToFileEx: { parameters: ["buffer", "pointer", "u32", "u32", "u32", "pointer", "pointer", "pointer", "pointer", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.OleCreateLinkToFileEx(lpszFileName, riid, dwFlags, renderopt, cFormats, rgAdvf, rgFormatEtc, lpAdviseSink, rgdwConnection, pClientSite, pStg, ppvObj)
// lpszFileName : LPCWSTR -> "buffer"
// riid : GUID* -> "pointer"
// dwFlags : OLECREATE -> "u32"
// renderopt : DWORD -> "u32"
// cFormats : DWORD -> "u32"
// rgAdvf : DWORD* -> "pointer"
// rgFormatEtc : FORMATETC* -> "pointer"
// lpAdviseSink : IAdviseSink* -> "pointer"
// rgdwConnection : DWORD* out -> "pointer"
// pClientSite : IOleClientSite* -> "pointer"
// pStg : IStorage* -> "pointer"
// ppvObj : void** 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 OleCreateLinkToFileEx(
    const uint16_t* lpszFileName,
    void* riid,
    uint32_t dwFlags,
    uint32_t renderopt,
    uint32_t cFormats,
    uint32_t* rgAdvf,
    void* rgFormatEtc,
    void* lpAdviseSink,
    uint32_t* rgdwConnection,
    void* pClientSite,
    void* pStg,
    void** ppvObj);
C, "OLE32.dll");
// $ffi->OleCreateLinkToFileEx(lpszFileName, riid, dwFlags, renderopt, cFormats, rgAdvf, rgFormatEtc, lpAdviseSink, rgdwConnection, pClientSite, pStg, ppvObj);
// lpszFileName : LPCWSTR
// riid : GUID*
// dwFlags : OLECREATE
// renderopt : DWORD
// cFormats : DWORD
// rgAdvf : DWORD*
// rgFormatEtc : FORMATETC*
// lpAdviseSink : IAdviseSink*
// rgdwConnection : DWORD* out
// pClientSite : IOleClientSite*
// pStg : IStorage*
// ppvObj : void** 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 Ole32 extends StdCallLibrary {
    Ole32 INSTANCE = Native.load("ole32", Ole32.class);
    int OleCreateLinkToFileEx(
        WString lpszFileName,   // LPCWSTR
        Pointer riid,   // GUID*
        int dwFlags,   // OLECREATE
        int renderopt,   // DWORD
        int cFormats,   // DWORD
        IntByReference rgAdvf,   // DWORD*
        Pointer rgFormatEtc,   // FORMATETC*
        Pointer lpAdviseSink,   // IAdviseSink*
        IntByReference rgdwConnection,   // DWORD* out
        Pointer pClientSite,   // IOleClientSite*
        Pointer pStg,   // IStorage*
        Pointer ppvObj   // void** out
    );
}

@[Link("ole32")]
lib LibOLE32
  fun OleCreateLinkToFileEx = OleCreateLinkToFileEx(
    lpszFileName : UInt16*,   # LPCWSTR
    riid : GUID*,   # GUID*
    dwFlags : UInt32,   # OLECREATE
    renderopt : UInt32,   # DWORD
    cFormats : UInt32,   # DWORD
    rgAdvf : UInt32*,   # DWORD*
    rgFormatEtc : FORMATETC*,   # FORMATETC*
    lpAdviseSink : Void*,   # IAdviseSink*
    rgdwConnection : UInt32*,   # DWORD* out
    pClientSite : Void*,   # IOleClientSite*
    pStg : Void*,   # IStorage*
    ppvObj : Void**   # void** 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 OleCreateLinkToFileExNative = Int32 Function(Pointer<Utf16>, Pointer<Void>, Uint32, Uint32, Uint32, Pointer<Uint32>, Pointer<Void>, Pointer<Void>, Pointer<Uint32>, Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef OleCreateLinkToFileExDart = int Function(Pointer<Utf16>, Pointer<Void>, int, int, int, Pointer<Uint32>, Pointer<Void>, Pointer<Void>, Pointer<Uint32>, Pointer<Void>, Pointer<Void>, Pointer<Void>);
final OleCreateLinkToFileEx = DynamicLibrary.open('OLE32.dll')
    .lookupFunction<OleCreateLinkToFileExNative, OleCreateLinkToFileExDart>('OleCreateLinkToFileEx');
// lpszFileName : LPCWSTR -> Pointer<Utf16>
// riid : GUID* -> Pointer<Void>
// dwFlags : OLECREATE -> Uint32
// renderopt : DWORD -> Uint32
// cFormats : DWORD -> Uint32
// rgAdvf : DWORD* -> Pointer<Uint32>
// rgFormatEtc : FORMATETC* -> Pointer<Void>
// lpAdviseSink : IAdviseSink* -> Pointer<Void>
// rgdwConnection : DWORD* out -> Pointer<Uint32>
// pClientSite : IOleClientSite* -> Pointer<Void>
// pStg : IStorage* -> Pointer<Void>
// ppvObj : void** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function OleCreateLinkToFileEx(
  lpszFileName: PWideChar;   // LPCWSTR
  riid: PGUID;   // GUID*
  dwFlags: DWORD;   // OLECREATE
  renderopt: DWORD;   // DWORD
  cFormats: DWORD;   // DWORD
  rgAdvf: Pointer;   // DWORD*
  rgFormatEtc: Pointer;   // FORMATETC*
  lpAdviseSink: Pointer;   // IAdviseSink*
  rgdwConnection: Pointer;   // DWORD* out
  pClientSite: Pointer;   // IOleClientSite*
  pStg: Pointer;   // IStorage*
  ppvObj: Pointer   // void** out
): Integer; stdcall;
  external 'OLE32.dll' name 'OleCreateLinkToFileEx';

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

foreign import stdcall safe "OleCreateLinkToFileEx"
  c_OleCreateLinkToFileEx :: CWString -> Ptr () -> Word32 -> Word32 -> Word32 -> Ptr Word32 -> Ptr () -> Ptr () -> Ptr Word32 -> Ptr () -> Ptr () -> Ptr () -> IO Int32
-- lpszFileName : LPCWSTR -> CWString
-- riid : GUID* -> Ptr ()
-- dwFlags : OLECREATE -> Word32
-- renderopt : DWORD -> Word32
-- cFormats : DWORD -> Word32
-- rgAdvf : DWORD* -> Ptr Word32
-- rgFormatEtc : FORMATETC* -> Ptr ()
-- lpAdviseSink : IAdviseSink* -> Ptr ()
-- rgdwConnection : DWORD* out -> Ptr Word32
-- pClientSite : IOleClientSite* -> Ptr ()
-- pStg : IStorage* -> Ptr ()
-- ppvObj : void** 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 olecreatelinktofileex =
  foreign "OleCreateLinkToFileEx"
    ((ptr uint16_t) @-> (ptr void) @-> uint32_t @-> uint32_t @-> uint32_t @-> (ptr uint32_t) @-> (ptr void) @-> (ptr void) @-> (ptr uint32_t) @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> returning int32_t)
(* lpszFileName : LPCWSTR -> (ptr uint16_t) *)
(* riid : GUID* -> (ptr void) *)
(* dwFlags : OLECREATE -> uint32_t *)
(* renderopt : DWORD -> uint32_t *)
(* cFormats : DWORD -> uint32_t *)
(* rgAdvf : DWORD* -> (ptr uint32_t) *)
(* rgFormatEtc : FORMATETC* -> (ptr void) *)
(* lpAdviseSink : IAdviseSink* -> (ptr void) *)
(* rgdwConnection : DWORD* out -> (ptr uint32_t) *)
(* pClientSite : IOleClientSite* -> (ptr void) *)
(* pStg : IStorage* -> (ptr void) *)
(* ppvObj : void** 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 ole32 (t "OLE32.dll"))
(cffi:use-foreign-library ole32)

(cffi:defcfun ("OleCreateLinkToFileEx" ole-create-link-to-file-ex :convention :stdcall) :int32
  (lpsz-file-name (:string :encoding :utf-16le))   ; LPCWSTR
  (riid :pointer)   ; GUID*
  (dw-flags :uint32)   ; OLECREATE
  (renderopt :uint32)   ; DWORD
  (c-formats :uint32)   ; DWORD
  (rg-advf :pointer)   ; DWORD*
  (rg-format-etc :pointer)   ; FORMATETC*
  (lp-advise-sink :pointer)   ; IAdviseSink*
  (rgdw-connection :pointer)   ; DWORD* out
  (p-client-site :pointer)   ; IOleClientSite*
  (p-stg :pointer)   ; IStorage*
  (ppv-obj :pointer))   ; void** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $OleCreateLinkToFileEx = Win32::API::More->new('OLE32',
    'int OleCreateLinkToFileEx(LPCWSTR lpszFileName, LPVOID riid, DWORD dwFlags, DWORD renderopt, DWORD cFormats, LPVOID rgAdvf, LPVOID rgFormatEtc, LPVOID lpAdviseSink, LPVOID rgdwConnection, LPVOID pClientSite, LPVOID pStg, LPVOID ppvObj)');
# my $ret = $OleCreateLinkToFileEx->Call($lpszFileName, $riid, $dwFlags, $renderopt, $cFormats, $rgAdvf, $rgFormatEtc, $lpAdviseSink, $rgdwConnection, $pClientSite, $pStg, $ppvObj);
# lpszFileName : LPCWSTR -> LPCWSTR
# riid : GUID* -> LPVOID
# dwFlags : OLECREATE -> DWORD
# renderopt : DWORD -> DWORD
# cFormats : DWORD -> DWORD
# rgAdvf : DWORD* -> LPVOID
# rgFormatEtc : FORMATETC* -> LPVOID
# lpAdviseSink : IAdviseSink* -> LPVOID
# rgdwConnection : DWORD* out -> LPVOID
# pClientSite : IOleClientSite* -> LPVOID
# pStg : IStorage* -> LPVOID
# ppvObj : void** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。