Win32 API 日本語リファレンス
ホームFoundation › SetHandleInformation

SetHandleInformation

関数
オブジェクトハンドルのプロパティフラグを設定する。
DLLKERNEL32.dll呼出規約winapiSetLastErrorあり対応OSWindows 2000 以降

シグネチャ

// KERNEL32.dll
#include <windows.h>

BOOL SetHandleInformation(
    HANDLE hObject,
    DWORD dwMask,
    HANDLE_FLAGS dwFlags
);

パラメーター

名前方向
hObjectHANDLEin
dwMaskDWORDin
dwFlagsHANDLE_FLAGSin

戻り値の型: BOOL

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

BOOL SetHandleInformation(
    HANDLE hObject,
    DWORD dwMask,
    HANDLE_FLAGS dwFlags
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool SetHandleInformation(
    IntPtr hObject,   // HANDLE
    uint dwMask,   // DWORD
    uint dwFlags   // HANDLE_FLAGS
);
<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SetHandleInformation(
    hObject As IntPtr,   ' HANDLE
    dwMask As UInteger,   ' DWORD
    dwFlags As UInteger   ' HANDLE_FLAGS
) As Boolean
End Function
' hObject : HANDLE
' dwMask : DWORD
' dwFlags : HANDLE_FLAGS
Declare PtrSafe Function SetHandleInformation Lib "kernel32" ( _
    ByVal hObject As LongPtr, _
    ByVal dwMask As Long, _
    ByVal dwFlags 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

SetHandleInformation = ctypes.windll.kernel32.SetHandleInformation
SetHandleInformation.restype = wintypes.BOOL
SetHandleInformation.argtypes = [
    wintypes.HANDLE,  # hObject : HANDLE
    wintypes.DWORD,  # dwMask : DWORD
    wintypes.DWORD,  # dwFlags : HANDLE_FLAGS
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
SetHandleInformation = Fiddle::Function.new(
  lib['SetHandleInformation'],
  [
    Fiddle::TYPE_VOIDP,  # hObject : HANDLE
    -Fiddle::TYPE_INT,  # dwMask : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : HANDLE_FLAGS
  ],
  Fiddle::TYPE_INT)
#[link(name = "kernel32")]
extern "system" {
    fn SetHandleInformation(
        hObject: *mut core::ffi::c_void,  // HANDLE
        dwMask: u32,  // DWORD
        dwFlags: u32  // HANDLE_FLAGS
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern bool SetHandleInformation(IntPtr hObject, uint dwMask, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_SetHandleInformation' -Namespace Win32 -PassThru
# $api::SetHandleInformation(hObject, dwMask, dwFlags)
#uselib "KERNEL32.dll"
#func global SetHandleInformation "SetHandleInformation" sptr, sptr, sptr
; SetHandleInformation hObject, dwMask, dwFlags   ; 戻り値は stat
; hObject : HANDLE -> "sptr"
; dwMask : DWORD -> "sptr"
; dwFlags : HANDLE_FLAGS -> "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 "KERNEL32.dll"
#cfunc global SetHandleInformation "SetHandleInformation" sptr, int, int
; res = SetHandleInformation(hObject, dwMask, dwFlags)
; hObject : HANDLE -> "sptr"
; dwMask : DWORD -> "int"
; dwFlags : HANDLE_FLAGS -> "int"
; BOOL SetHandleInformation(HANDLE hObject, DWORD dwMask, HANDLE_FLAGS dwFlags)
#uselib "KERNEL32.dll"
#cfunc global SetHandleInformation "SetHandleInformation" intptr, int, int
; res = SetHandleInformation(hObject, dwMask, dwFlags)
; hObject : HANDLE -> "intptr"
; dwMask : DWORD -> "int"
; dwFlags : HANDLE_FLAGS -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procSetHandleInformation = kernel32.NewProc("SetHandleInformation")
)

// hObject (HANDLE), dwMask (DWORD), dwFlags (HANDLE_FLAGS)
r1, _, err := procSetHandleInformation.Call(
	uintptr(hObject),
	uintptr(dwMask),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function SetHandleInformation(
  hObject: THandle;   // HANDLE
  dwMask: DWORD;   // DWORD
  dwFlags: DWORD   // HANDLE_FLAGS
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'SetHandleInformation';
result := DllCall("KERNEL32\SetHandleInformation"
    , "Ptr", hObject   ; HANDLE
    , "UInt", dwMask   ; DWORD
    , "UInt", dwFlags   ; HANDLE_FLAGS
    , "Int")   ; return: BOOL
●SetHandleInformation(hObject, dwMask, dwFlags) = DLL("KERNEL32.dll", "bool SetHandleInformation(void*, dword, dword)")
# 呼び出し: SetHandleInformation(hObject, dwMask, dwFlags)
# hObject : HANDLE -> "void*"
# dwMask : DWORD -> "dword"
# dwFlags : HANDLE_FLAGS -> "dword"
# 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)。