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CfReferenceProtectedHandle

関数
保護されたハンドルの参照カウントを増やす。
DLLcldapi.dll呼出規約winapi対応OSWindows 10 以降

シグネチャ

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

BOOLEAN CfReferenceProtectedHandle(
    HANDLE ProtectedHandle
);

パラメーター

名前方向
ProtectedHandleHANDLEin

戻り値の型: BOOLEAN

各言語での呼び出し定義

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

BOOLEAN CfReferenceProtectedHandle(
    HANDLE ProtectedHandle
);
[DllImport("cldapi.dll", ExactSpelling = true)]
static extern byte CfReferenceProtectedHandle(
    IntPtr ProtectedHandle   // HANDLE
);
<DllImport("cldapi.dll", ExactSpelling:=True)>
Public Shared Function CfReferenceProtectedHandle(
    ProtectedHandle As IntPtr   ' HANDLE
) As Byte
End Function
' ProtectedHandle : HANDLE
Declare PtrSafe Function CfReferenceProtectedHandle Lib "cldapi" ( _
    ByVal ProtectedHandle As LongPtr) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

CfReferenceProtectedHandle = ctypes.windll.cldapi.CfReferenceProtectedHandle
CfReferenceProtectedHandle.restype = ctypes.c_byte
CfReferenceProtectedHandle.argtypes = [
    wintypes.HANDLE,  # ProtectedHandle : HANDLE
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('cldapi.dll')
CfReferenceProtectedHandle = Fiddle::Function.new(
  lib['CfReferenceProtectedHandle'],
  [
    Fiddle::TYPE_VOIDP,  # ProtectedHandle : HANDLE
  ],
  Fiddle::TYPE_CHAR)
#[link(name = "cldapi")]
extern "system" {
    fn CfReferenceProtectedHandle(
        ProtectedHandle: *mut core::ffi::c_void  // HANDLE
    ) -> u8;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("cldapi.dll")]
public static extern byte CfReferenceProtectedHandle(IntPtr ProtectedHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'cldapi_CfReferenceProtectedHandle' -Namespace Win32 -PassThru
# $api::CfReferenceProtectedHandle(ProtectedHandle)
#uselib "cldapi.dll"
#func global CfReferenceProtectedHandle "CfReferenceProtectedHandle" sptr
; CfReferenceProtectedHandle ProtectedHandle   ; 戻り値は stat
; ProtectedHandle : 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 "cldapi.dll"
#cfunc global CfReferenceProtectedHandle "CfReferenceProtectedHandle" sptr
; res = CfReferenceProtectedHandle(ProtectedHandle)
; ProtectedHandle : HANDLE -> "sptr"
; BOOLEAN CfReferenceProtectedHandle(HANDLE ProtectedHandle)
#uselib "cldapi.dll"
#cfunc global CfReferenceProtectedHandle "CfReferenceProtectedHandle" intptr
; res = CfReferenceProtectedHandle(ProtectedHandle)
; ProtectedHandle : HANDLE -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	cldapi = windows.NewLazySystemDLL("cldapi.dll")
	procCfReferenceProtectedHandle = cldapi.NewProc("CfReferenceProtectedHandle")
)

// ProtectedHandle (HANDLE)
r1, _, err := procCfReferenceProtectedHandle.Call(
	uintptr(ProtectedHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOLEAN
function CfReferenceProtectedHandle(
  ProtectedHandle: THandle   // HANDLE
): ByteBool; stdcall;
  external 'cldapi.dll' name 'CfReferenceProtectedHandle';
result := DllCall("cldapi\CfReferenceProtectedHandle"
    , "Ptr", ProtectedHandle   ; HANDLE
    , "Char")   ; return: BOOLEAN
●CfReferenceProtectedHandle(ProtectedHandle) = DLL("cldapi.dll", "byte CfReferenceProtectedHandle(void*)")
# 呼び出し: CfReferenceProtectedHandle(ProtectedHandle)
# ProtectedHandle : 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)。