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SaferCloseLevel

関数

SAFERのセキュリティレベルハンドルを閉じる。

DLLADVAPI32.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

// ADVAPI32.dll
#include <windows.h>

BOOL SaferCloseLevel(
    SAFER_LEVEL_HANDLE hLevelHandle
);

パラメーター

名前	型	方向
hLevelHandle	SAFER_LEVEL_HANDLE	in

戻り値の型: BOOL

各言語での呼び出し定義

// ADVAPI32.dll
#include <windows.h>

BOOL SaferCloseLevel(
    SAFER_LEVEL_HANDLE hLevelHandle
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool SaferCloseLevel(
    IntPtr hLevelHandle   // SAFER_LEVEL_HANDLE
);

<DllImport("ADVAPI32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SaferCloseLevel(
    hLevelHandle As IntPtr   ' SAFER_LEVEL_HANDLE
) As Boolean
End Function

' hLevelHandle : SAFER_LEVEL_HANDLE
Declare PtrSafe Function SaferCloseLevel Lib "advapi32" ( _
    ByVal hLevelHandle 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

SaferCloseLevel = ctypes.windll.advapi32.SaferCloseLevel
SaferCloseLevel.restype = wintypes.BOOL
SaferCloseLevel.argtypes = [
    wintypes.HANDLE,  # hLevelHandle : SAFER_LEVEL_HANDLE
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
SaferCloseLevel = Fiddle::Function.new(
  lib['SaferCloseLevel'],
  [
    Fiddle::TYPE_VOIDP,  # hLevelHandle : SAFER_LEVEL_HANDLE
  ],
  Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn SaferCloseLevel(
        hLevelHandle: *mut core::ffi::c_void  // SAFER_LEVEL_HANDLE
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", SetLastError = true)]
public static extern bool SaferCloseLevel(IntPtr hLevelHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_SaferCloseLevel' -Namespace Win32 -PassThru
# $api::SaferCloseLevel(hLevelHandle)

#uselib "ADVAPI32.dll"
#func global SaferCloseLevel "SaferCloseLevel" sptr
; SaferCloseLevel hLevelHandle   ; 戻り値は stat
; hLevelHandle : SAFER_LEVEL_HANDLE -> "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 "ADVAPI32.dll"
#cfunc global SaferCloseLevel "SaferCloseLevel" sptr
; res = SaferCloseLevel(hLevelHandle)
; hLevelHandle : SAFER_LEVEL_HANDLE -> "sptr"

; BOOL SaferCloseLevel(SAFER_LEVEL_HANDLE hLevelHandle)
#uselib "ADVAPI32.dll"
#cfunc global SaferCloseLevel "SaferCloseLevel" intptr
; res = SaferCloseLevel(hLevelHandle)
; hLevelHandle : SAFER_LEVEL_HANDLE -> "intptr"

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

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procSaferCloseLevel = advapi32.NewProc("SaferCloseLevel")
)

// hLevelHandle (SAFER_LEVEL_HANDLE)
r1, _, err := procSaferCloseLevel.Call(
	uintptr(hLevelHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SaferCloseLevel(
  hLevelHandle: THandle   // SAFER_LEVEL_HANDLE
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'SaferCloseLevel';

result := DllCall("ADVAPI32\SaferCloseLevel"
    , "Ptr", hLevelHandle   ; SAFER_LEVEL_HANDLE
    , "Int")   ; return: BOOL

●SaferCloseLevel(hLevelHandle) = DLL("ADVAPI32.dll", "bool SaferCloseLevel(void*)")
# 呼び出し: SaferCloseLevel(hLevelHandle)
# hLevelHandle : SAFER_LEVEL_HANDLE -> "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)。