Win32 API 日本語リファレンス
ホームStorage.FileSystem › GetFileAttributesExFromAppW

GetFileAttributesExFromAppW

関数
アプリコンテナからファイルの拡張属性情報を取得する。
DLLapi-ms-win-core-file-fromapp-l1-1-0.dll呼出規約winapi

シグネチャ

// api-ms-win-core-file-fromapp-l1-1-0.dll
#include <windows.h>

BOOL GetFileAttributesExFromAppW(
    LPCWSTR lpFileName,
    GET_FILEEX_INFO_LEVELS fInfoLevelId,
    void* lpFileInformation
);

パラメーター

名前方向
lpFileNameLPCWSTRin
fInfoLevelIdGET_FILEEX_INFO_LEVELSin
lpFileInformationvoid*out

戻り値の型: BOOL

各言語での呼び出し定義

// api-ms-win-core-file-fromapp-l1-1-0.dll
#include <windows.h>

BOOL GetFileAttributesExFromAppW(
    LPCWSTR lpFileName,
    GET_FILEEX_INFO_LEVELS fInfoLevelId,
    void* lpFileInformation
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("api-ms-win-core-file-fromapp-l1-1-0.dll", ExactSpelling = true)]
static extern bool GetFileAttributesExFromAppW(
    [MarshalAs(UnmanagedType.LPWStr)] string lpFileName,   // LPCWSTR
    int fInfoLevelId,   // GET_FILEEX_INFO_LEVELS
    IntPtr lpFileInformation   // void* out
);
<DllImport("api-ms-win-core-file-fromapp-l1-1-0.dll", ExactSpelling:=True)>
Public Shared Function GetFileAttributesExFromAppW(
    <MarshalAs(UnmanagedType.LPWStr)> lpFileName As String,   ' LPCWSTR
    fInfoLevelId As Integer,   ' GET_FILEEX_INFO_LEVELS
    lpFileInformation As IntPtr   ' void* out
) As Boolean
End Function
' lpFileName : LPCWSTR
' fInfoLevelId : GET_FILEEX_INFO_LEVELS
' lpFileInformation : void* out
Declare PtrSafe Function GetFileAttributesExFromAppW Lib "api-ms-win-core-file-fromapp-l1-1-0" ( _
    ByVal lpFileName As LongPtr, _
    ByVal fInfoLevelId As Long, _
    ByVal lpFileInformation 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

GetFileAttributesExFromAppW = ctypes.windll.LoadLibrary("api-ms-win-core-file-fromapp-l1-1-0.dll").GetFileAttributesExFromAppW
GetFileAttributesExFromAppW.restype = wintypes.BOOL
GetFileAttributesExFromAppW.argtypes = [
    wintypes.LPCWSTR,  # lpFileName : LPCWSTR
    ctypes.c_int,  # fInfoLevelId : GET_FILEEX_INFO_LEVELS
    ctypes.POINTER(None),  # lpFileInformation : void* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-core-file-fromapp-l1-1-0.dll')
GetFileAttributesExFromAppW = Fiddle::Function.new(
  lib['GetFileAttributesExFromAppW'],
  [
    Fiddle::TYPE_VOIDP,  # lpFileName : LPCWSTR
    Fiddle::TYPE_INT,  # fInfoLevelId : GET_FILEEX_INFO_LEVELS
    Fiddle::TYPE_VOIDP,  # lpFileInformation : void* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "api-ms-win-core-file-fromapp-l1-1-0")]
extern "system" {
    fn GetFileAttributesExFromAppW(
        lpFileName: *const u16,  // LPCWSTR
        fInfoLevelId: i32,  // GET_FILEEX_INFO_LEVELS
        lpFileInformation: *mut ()  // void* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("api-ms-win-core-file-fromapp-l1-1-0.dll")]
public static extern bool GetFileAttributesExFromAppW([MarshalAs(UnmanagedType.LPWStr)] string lpFileName, int fInfoLevelId, IntPtr lpFileInformation);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-core-file-fromapp-l1-1-0_GetFileAttributesExFromAppW' -Namespace Win32 -PassThru
# $api::GetFileAttributesExFromAppW(lpFileName, fInfoLevelId, lpFileInformation)
#uselib "api-ms-win-core-file-fromapp-l1-1-0.dll"
#func global GetFileAttributesExFromAppW "GetFileAttributesExFromAppW" sptr, sptr, sptr
; GetFileAttributesExFromAppW lpFileName, fInfoLevelId, lpFileInformation   ; 戻り値は stat
; lpFileName : LPCWSTR -> "sptr"
; fInfoLevelId : GET_FILEEX_INFO_LEVELS -> "sptr"
; lpFileInformation : 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。
#uselib "api-ms-win-core-file-fromapp-l1-1-0.dll"
#cfunc global GetFileAttributesExFromAppW "GetFileAttributesExFromAppW" wstr, int, sptr
; res = GetFileAttributesExFromAppW(lpFileName, fInfoLevelId, lpFileInformation)
; lpFileName : LPCWSTR -> "wstr"
; fInfoLevelId : GET_FILEEX_INFO_LEVELS -> "int"
; lpFileInformation : void* out -> "sptr"
; BOOL GetFileAttributesExFromAppW(LPCWSTR lpFileName, GET_FILEEX_INFO_LEVELS fInfoLevelId, void* lpFileInformation)
#uselib "api-ms-win-core-file-fromapp-l1-1-0.dll"
#cfunc global GetFileAttributesExFromAppW "GetFileAttributesExFromAppW" wstr, int, intptr
; res = GetFileAttributesExFromAppW(lpFileName, fInfoLevelId, lpFileInformation)
; lpFileName : LPCWSTR -> "wstr"
; fInfoLevelId : GET_FILEEX_INFO_LEVELS -> "int"
; lpFileInformation : void* out -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	api_ms_win_core_file_fromapp_l1_1_0 = windows.NewLazySystemDLL("api-ms-win-core-file-fromapp-l1-1-0.dll")
	procGetFileAttributesExFromAppW = api_ms_win_core_file_fromapp_l1_1_0.NewProc("GetFileAttributesExFromAppW")
)

// lpFileName (LPCWSTR), fInfoLevelId (GET_FILEEX_INFO_LEVELS), lpFileInformation (void* out)
r1, _, err := procGetFileAttributesExFromAppW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpFileName))),
	uintptr(fInfoLevelId),
	uintptr(lpFileInformation),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function GetFileAttributesExFromAppW(
  lpFileName: PWideChar;   // LPCWSTR
  fInfoLevelId: Integer;   // GET_FILEEX_INFO_LEVELS
  lpFileInformation: Pointer   // void* out
): BOOL; stdcall;
  external 'api-ms-win-core-file-fromapp-l1-1-0.dll' name 'GetFileAttributesExFromAppW';
result := DllCall("api-ms-win-core-file-fromapp-l1-1-0\GetFileAttributesExFromAppW"
    , "WStr", lpFileName   ; LPCWSTR
    , "Int", fInfoLevelId   ; GET_FILEEX_INFO_LEVELS
    , "Ptr", lpFileInformation   ; void* out
    , "Int")   ; return: BOOL
●GetFileAttributesExFromAppW(lpFileName, fInfoLevelId, lpFileInformation) = DLL("api-ms-win-core-file-fromapp-l1-1-0.dll", "bool GetFileAttributesExFromAppW(char*, int, void*)")
# 呼び出し: GetFileAttributesExFromAppW(lpFileName, fInfoLevelId, lpFileInformation)
# lpFileName : LPCWSTR -> "char*"
# fInfoLevelId : GET_FILEEX_INFO_LEVELS -> "int"
# lpFileInformation : 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)。