CfGetPlaceholderStateFromFileInfo

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

CF_PLACEHOLDER_STATE CfGetPlaceholderStateFromFileInfo(
    const void* InfoBuffer,
    FILE_INFO_BY_HANDLE_CLASS InfoClass
);

<DllImport("cldapi.dll", ExactSpelling:=True)>
Public Shared Function CfGetPlaceholderStateFromFileInfo(
    InfoBuffer As IntPtr,   ' void*
    InfoClass As Integer   ' FILE_INFO_BY_HANDLE_CLASS
) As UInteger
End Function

' InfoBuffer : void*
' InfoClass : FILE_INFO_BY_HANDLE_CLASS
Declare PtrSafe Function CfGetPlaceholderStateFromFileInfo Lib "cldapi" ( _
    ByVal InfoBuffer As LongPtr, _
    ByVal InfoClass 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

CfGetPlaceholderStateFromFileInfo = ctypes.windll.cldapi.CfGetPlaceholderStateFromFileInfo
CfGetPlaceholderStateFromFileInfo.restype = wintypes.DWORD
CfGetPlaceholderStateFromFileInfo.argtypes = [
    ctypes.POINTER(None),  # InfoBuffer : void*
    ctypes.c_int,  # InfoClass : FILE_INFO_BY_HANDLE_CLASS
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('cldapi.dll')
CfGetPlaceholderStateFromFileInfo = Fiddle::Function.new(
  lib['CfGetPlaceholderStateFromFileInfo'],
  [
    Fiddle::TYPE_VOIDP,  # InfoBuffer : void*
    Fiddle::TYPE_INT,  # InfoClass : FILE_INFO_BY_HANDLE_CLASS
  ],
  -Fiddle::TYPE_INT)

#[link(name = "cldapi")]
extern "system" {
    fn CfGetPlaceholderStateFromFileInfo(
        InfoBuffer: *const (),  // void*
        InfoClass: i32  // FILE_INFO_BY_HANDLE_CLASS
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("cldapi.dll")]
public static extern uint CfGetPlaceholderStateFromFileInfo(IntPtr InfoBuffer, int InfoClass);
"@
$api = Add-Type -MemberDefinition $sig -Name 'cldapi_CfGetPlaceholderStateFromFileInfo' -Namespace Win32 -PassThru
# $api::CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass)

#uselib "cldapi.dll"
#func global CfGetPlaceholderStateFromFileInfo "CfGetPlaceholderStateFromFileInfo" sptr, sptr
; CfGetPlaceholderStateFromFileInfo InfoBuffer, InfoClass   ; 戻り値は stat
; InfoBuffer : void* -> "sptr"
; InfoClass : FILE_INFO_BY_HANDLE_CLASS -> "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 "cldapi.dll"
#cfunc global CfGetPlaceholderStateFromFileInfo "CfGetPlaceholderStateFromFileInfo" sptr, int
; res = CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass)
; InfoBuffer : void* -> "sptr"
; InfoClass : FILE_INFO_BY_HANDLE_CLASS -> "int"

; CF_PLACEHOLDER_STATE CfGetPlaceholderStateFromFileInfo(void* InfoBuffer, FILE_INFO_BY_HANDLE_CLASS InfoClass)
#uselib "cldapi.dll"
#cfunc global CfGetPlaceholderStateFromFileInfo "CfGetPlaceholderStateFromFileInfo" intptr, int
; res = CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass)
; InfoBuffer : void* -> "intptr"
; InfoClass : FILE_INFO_BY_HANDLE_CLASS -> "int"

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

var (
	cldapi = windows.NewLazySystemDLL("cldapi.dll")
	procCfGetPlaceholderStateFromFileInfo = cldapi.NewProc("CfGetPlaceholderStateFromFileInfo")
)

// InfoBuffer (void*), InfoClass (FILE_INFO_BY_HANDLE_CLASS)
r1, _, err := procCfGetPlaceholderStateFromFileInfo.Call(
	uintptr(InfoBuffer),
	uintptr(InfoClass),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // CF_PLACEHOLDER_STATE

function CfGetPlaceholderStateFromFileInfo(
  InfoBuffer: Pointer;   // void*
  InfoClass: Integer   // FILE_INFO_BY_HANDLE_CLASS
): DWORD; stdcall;
  external 'cldapi.dll' name 'CfGetPlaceholderStateFromFileInfo';

result := DllCall("cldapi\CfGetPlaceholderStateFromFileInfo"
    , "Ptr", InfoBuffer   ; void*
    , "Int", InfoClass   ; FILE_INFO_BY_HANDLE_CLASS
    , "UInt")   ; return: CF_PLACEHOLDER_STATE

●CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass) = DLL("cldapi.dll", "dword CfGetPlaceholderStateFromFileInfo(void*, int)")
# 呼び出し: CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass)
# InfoBuffer : void* -> "void*"
# InfoClass : FILE_INFO_BY_HANDLE_CLASS -> "int"
# 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 "cldapi" fn CfGetPlaceholderStateFromFileInfo(
    InfoBuffer: ?*anyopaque, // void*
    InfoClass: i32 // FILE_INFO_BY_HANDLE_CLASS
) callconv(std.os.windows.WINAPI) u32;

proc CfGetPlaceholderStateFromFileInfo(
    InfoBuffer: pointer,  # void*
    InfoClass: int32  # FILE_INFO_BY_HANDLE_CLASS
): uint32 {.importc: "CfGetPlaceholderStateFromFileInfo", stdcall, dynlib: "cldapi.dll".}

pragma(lib, "cldapi");
extern(Windows)
uint CfGetPlaceholderStateFromFileInfo(
    void* InfoBuffer,   // void*
    int InfoClass   // FILE_INFO_BY_HANDLE_CLASS
);

ccall((:CfGetPlaceholderStateFromFileInfo, "cldapi.dll"), stdcall, UInt32,
      (Ptr{Cvoid}, Int32),
      InfoBuffer, InfoClass)
# InfoBuffer : void* -> Ptr{Cvoid}
# InfoClass : FILE_INFO_BY_HANDLE_CLASS -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t CfGetPlaceholderStateFromFileInfo(
    void* InfoBuffer,
    int32_t InfoClass);
]]
local cldapi = ffi.load("cldapi")
-- cldapi.CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass)
-- InfoBuffer : void*
-- InfoClass : FILE_INFO_BY_HANDLE_CLASS
-- 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('cldapi.dll');
const CfGetPlaceholderStateFromFileInfo = lib.func('__stdcall', 'CfGetPlaceholderStateFromFileInfo', 'uint32_t', ['void *', 'int32_t']);
// CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass)
// InfoBuffer : void* -> 'void *'
// InfoClass : FILE_INFO_BY_HANDLE_CLASS -> 'int32_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("cldapi.dll", {
  CfGetPlaceholderStateFromFileInfo: { parameters: ["pointer", "i32"], result: "u32" },
});
// lib.symbols.CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass)
// InfoBuffer : void* -> "pointer"
// InfoClass : FILE_INFO_BY_HANDLE_CLASS -> "i32"
// 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
uint32_t CfGetPlaceholderStateFromFileInfo(
    void* InfoBuffer,
    int32_t InfoClass);
C, "cldapi.dll");
// $ffi->CfGetPlaceholderStateFromFileInfo(InfoBuffer, InfoClass);
// InfoBuffer : void*
// InfoClass : FILE_INFO_BY_HANDLE_CLASS
// 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 Cldapi extends StdCallLibrary {
    Cldapi INSTANCE = Native.load("cldapi", Cldapi.class);
    int CfGetPlaceholderStateFromFileInfo(
        Pointer InfoBuffer,   // void*
        int InfoClass   // FILE_INFO_BY_HANDLE_CLASS
    );
}

@[Link("cldapi")]
lib Libcldapi
  fun CfGetPlaceholderStateFromFileInfo = CfGetPlaceholderStateFromFileInfo(
    InfoBuffer : Void*,   # void*
    InfoClass : Int32   # FILE_INFO_BY_HANDLE_CLASS
  ) : UInt32
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 CfGetPlaceholderStateFromFileInfoNative = Uint32 Function(Pointer<Void>, Int32);
typedef CfGetPlaceholderStateFromFileInfoDart = int Function(Pointer<Void>, int);
final CfGetPlaceholderStateFromFileInfo = DynamicLibrary.open('cldapi.dll')
    .lookupFunction<CfGetPlaceholderStateFromFileInfoNative, CfGetPlaceholderStateFromFileInfoDart>('CfGetPlaceholderStateFromFileInfo');
// InfoBuffer : void* -> Pointer<Void>
// InfoClass : FILE_INFO_BY_HANDLE_CLASS -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function CfGetPlaceholderStateFromFileInfo(
  InfoBuffer: Pointer;   // void*
  InfoClass: Integer   // FILE_INFO_BY_HANDLE_CLASS
): DWORD; stdcall;
  external 'cldapi.dll' name 'CfGetPlaceholderStateFromFileInfo';

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

foreign import stdcall safe "CfGetPlaceholderStateFromFileInfo"
  c_CfGetPlaceholderStateFromFileInfo :: Ptr () -> Int32 -> IO Word32
-- InfoBuffer : void* -> Ptr ()
-- InfoClass : FILE_INFO_BY_HANDLE_CLASS -> Int32
-- 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 cfgetplaceholderstatefromfileinfo =
  foreign "CfGetPlaceholderStateFromFileInfo"
    ((ptr void) @-> int32_t @-> returning uint32_t)
(* InfoBuffer : void* -> (ptr void) *)
(* InfoClass : FILE_INFO_BY_HANDLE_CLASS -> int32_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 cldapi (t "cldapi.dll"))
(cffi:use-foreign-library cldapi)

(cffi:defcfun ("CfGetPlaceholderStateFromFileInfo" cf-get-placeholder-state-from-file-info :convention :stdcall) :uint32
  (info-buffer :pointer)   ; void*
  (info-class :int32))   ; FILE_INFO_BY_HANDLE_CLASS
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $CfGetPlaceholderStateFromFileInfo = Win32::API::More->new('cldapi',
    'DWORD CfGetPlaceholderStateFromFileInfo(LPVOID InfoBuffer, int InfoClass)');
# my $ret = $CfGetPlaceholderStateFromFileInfo->Call($InfoBuffer, $InfoClass);
# InfoBuffer : void* -> LPVOID
# InfoClass : FILE_INFO_BY_HANDLE_CLASS -> int
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。