ホーム › System.Diagnostics.Etw › EventEnabled
EventEnabled
関数指定イベント記述子のイベントが有効かどうかを判定する。
シグネチャ
// ADVAPI32.dll
#include <windows.h>
BOOLEAN EventEnabled(
REGHANDLE RegHandle,
const EVENT_DESCRIPTOR* EventDescriptor
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| RegHandle | REGHANDLE | in |
| EventDescriptor | EVENT_DESCRIPTOR* | in |
戻り値の型: BOOLEAN
各言語での呼び出し定義
// ADVAPI32.dll
#include <windows.h>
BOOLEAN EventEnabled(
REGHANDLE RegHandle,
const EVENT_DESCRIPTOR* EventDescriptor
);[DllImport("ADVAPI32.dll", ExactSpelling = true)]
static extern byte EventEnabled(
long RegHandle, // REGHANDLE
IntPtr EventDescriptor // EVENT_DESCRIPTOR*
);<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function EventEnabled(
RegHandle As Long, ' REGHANDLE
EventDescriptor As IntPtr ' EVENT_DESCRIPTOR*
) As Byte
End Function' RegHandle : REGHANDLE
' EventDescriptor : EVENT_DESCRIPTOR*
Declare PtrSafe Function EventEnabled Lib "advapi32" ( _
ByVal RegHandle As LongLong, _
ByVal EventDescriptor 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
EventEnabled = ctypes.windll.advapi32.EventEnabled
EventEnabled.restype = ctypes.c_byte
EventEnabled.argtypes = [
ctypes.c_longlong, # RegHandle : REGHANDLE
ctypes.c_void_p, # EventDescriptor : EVENT_DESCRIPTOR*
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('ADVAPI32.dll')
EventEnabled = Fiddle::Function.new(
lib['EventEnabled'],
[
Fiddle::TYPE_LONG_LONG, # RegHandle : REGHANDLE
Fiddle::TYPE_VOIDP, # EventDescriptor : EVENT_DESCRIPTOR*
],
Fiddle::TYPE_CHAR)#[link(name = "advapi32")]
extern "system" {
fn EventEnabled(
RegHandle: i64, // REGHANDLE
EventDescriptor: *const EVENT_DESCRIPTOR // EVENT_DESCRIPTOR*
) -> u8;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern byte EventEnabled(long RegHandle, IntPtr EventDescriptor);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_EventEnabled' -Namespace Win32 -PassThru
# $api::EventEnabled(RegHandle, EventDescriptor)#uselib "ADVAPI32.dll"
#func global EventEnabled "EventEnabled" sptr, sptr
; EventEnabled RegHandle, varptr(EventDescriptor) ; 戻り値は stat
; RegHandle : REGHANDLE -> "sptr"
; EventDescriptor : EVENT_DESCRIPTOR* -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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。出力引数:
#uselib "ADVAPI32.dll" #cfunc global EventEnabled "EventEnabled" int64, var ; res = EventEnabled(RegHandle, EventDescriptor) ; RegHandle : REGHANDLE -> "int64" ; EventDescriptor : EVENT_DESCRIPTOR* -> "var" ; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。 ; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。#uselib "ADVAPI32.dll" #cfunc global EventEnabled "EventEnabled" int64, sptr ; res = EventEnabled(RegHandle, varptr(EventDescriptor)) ; RegHandle : REGHANDLE -> "int64" ; EventDescriptor : EVENT_DESCRIPTOR* -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。 ; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。
出力引数:
; BOOLEAN EventEnabled(REGHANDLE RegHandle, EVENT_DESCRIPTOR* EventDescriptor) #uselib "ADVAPI32.dll" #cfunc global EventEnabled "EventEnabled" int64, var ; res = EventEnabled(RegHandle, EventDescriptor) ; RegHandle : REGHANDLE -> "int64" ; EventDescriptor : EVENT_DESCRIPTOR* -> "var" ; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。; BOOLEAN EventEnabled(REGHANDLE RegHandle, EVENT_DESCRIPTOR* EventDescriptor) #uselib "ADVAPI32.dll" #cfunc global EventEnabled "EventEnabled" int64, intptr ; res = EventEnabled(RegHandle, varptr(EventDescriptor)) ; RegHandle : REGHANDLE -> "int64" ; EventDescriptor : EVENT_DESCRIPTOR* -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
procEventEnabled = advapi32.NewProc("EventEnabled")
)
// RegHandle (REGHANDLE), EventDescriptor (EVENT_DESCRIPTOR*)
r1, _, err := procEventEnabled.Call(
uintptr(RegHandle),
uintptr(EventDescriptor),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // BOOLEANfunction EventEnabled(
RegHandle: Int64; // REGHANDLE
EventDescriptor: Pointer // EVENT_DESCRIPTOR*
): ByteBool; stdcall;
external 'ADVAPI32.dll' name 'EventEnabled';result := DllCall("ADVAPI32\EventEnabled"
, "Int64", RegHandle ; REGHANDLE
, "Ptr", EventDescriptor ; EVENT_DESCRIPTOR*
, "Char") ; return: BOOLEAN●EventEnabled(RegHandle, EventDescriptor) = DLL("ADVAPI32.dll", "byte EventEnabled(int64, void*)")
# 呼び出し: EventEnabled(RegHandle, EventDescriptor)
# RegHandle : REGHANDLE -> "int64"
# EventDescriptor : EVENT_DESCRIPTOR* -> "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)。