Win32 API 日本語リファレンス
ホームSystem.Diagnostics.Etw › EventProviderEnabled

EventProviderEnabled

関数
指定レベルとキーワードでプロバイダーが有効かを判定する。
DLLADVAPI32.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

BOOLEAN EventProviderEnabled(
    REGHANDLE RegHandle,
    BYTE Level,
    ULONGLONG Keyword
);

パラメーター

名前方向
RegHandleREGHANDLEin
LevelBYTEin
KeywordULONGLONGin

戻り値の型: BOOLEAN

各言語での呼び出し定義

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

BOOLEAN EventProviderEnabled(
    REGHANDLE RegHandle,
    BYTE Level,
    ULONGLONG Keyword
);
[DllImport("ADVAPI32.dll", ExactSpelling = true)]
static extern byte EventProviderEnabled(
    long RegHandle,   // REGHANDLE
    byte Level,   // BYTE
    ulong Keyword   // ULONGLONG
);
<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function EventProviderEnabled(
    RegHandle As Long,   ' REGHANDLE
    Level As Byte,   ' BYTE
    Keyword As ULong   ' ULONGLONG
) As Byte
End Function
' RegHandle : REGHANDLE
' Level : BYTE
' Keyword : ULONGLONG
Declare PtrSafe Function EventProviderEnabled Lib "advapi32" ( _
    ByVal RegHandle As LongLong, _
    ByVal Level As Byte, _
    ByVal Keyword As LongLong) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

EventProviderEnabled = ctypes.windll.advapi32.EventProviderEnabled
EventProviderEnabled.restype = ctypes.c_byte
EventProviderEnabled.argtypes = [
    ctypes.c_longlong,  # RegHandle : REGHANDLE
    ctypes.c_ubyte,  # Level : BYTE
    ctypes.c_ulonglong,  # Keyword : ULONGLONG
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
EventProviderEnabled = Fiddle::Function.new(
  lib['EventProviderEnabled'],
  [
    Fiddle::TYPE_LONG_LONG,  # RegHandle : REGHANDLE
    -Fiddle::TYPE_CHAR,  # Level : BYTE
    -Fiddle::TYPE_LONG_LONG,  # Keyword : ULONGLONG
  ],
  Fiddle::TYPE_CHAR)
#[link(name = "advapi32")]
extern "system" {
    fn EventProviderEnabled(
        RegHandle: i64,  // REGHANDLE
        Level: u8,  // BYTE
        Keyword: u64  // ULONGLONG
    ) -> u8;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern byte EventProviderEnabled(long RegHandle, byte Level, ulong Keyword);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_EventProviderEnabled' -Namespace Win32 -PassThru
# $api::EventProviderEnabled(RegHandle, Level, Keyword)
#uselib "ADVAPI32.dll"
#func global EventProviderEnabled "EventProviderEnabled" sptr, sptr, sptr
; EventProviderEnabled RegHandle, Level, Keyword   ; 戻り値は stat
; RegHandle : REGHANDLE -> "sptr"
; Level : BYTE -> "sptr"
; Keyword : ULONGLONG -> "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。
#uselib "ADVAPI32.dll"
#cfunc global EventProviderEnabled "EventProviderEnabled" int64, int, int64
; res = EventProviderEnabled(RegHandle, Level, Keyword)
; RegHandle : REGHANDLE -> "int64"
; Level : BYTE -> "int"
; Keyword : ULONGLONG -> "int64"
; ※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)。
; BOOLEAN EventProviderEnabled(REGHANDLE RegHandle, BYTE Level, ULONGLONG Keyword)
#uselib "ADVAPI32.dll"
#cfunc global EventProviderEnabled "EventProviderEnabled" int64, int, int64
; res = EventProviderEnabled(RegHandle, Level, Keyword)
; RegHandle : REGHANDLE -> "int64"
; Level : BYTE -> "int"
; Keyword : ULONGLONG -> "int64"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procEventProviderEnabled = advapi32.NewProc("EventProviderEnabled")
)

// RegHandle (REGHANDLE), Level (BYTE), Keyword (ULONGLONG)
r1, _, err := procEventProviderEnabled.Call(
	uintptr(RegHandle),
	uintptr(Level),
	uintptr(Keyword),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOLEAN
function EventProviderEnabled(
  RegHandle: Int64;   // REGHANDLE
  Level: Byte;   // BYTE
  Keyword: UInt64   // ULONGLONG
): ByteBool; stdcall;
  external 'ADVAPI32.dll' name 'EventProviderEnabled';
result := DllCall("ADVAPI32\EventProviderEnabled"
    , "Int64", RegHandle   ; REGHANDLE
    , "UChar", Level   ; BYTE
    , "Int64", Keyword   ; ULONGLONG
    , "Char")   ; return: BOOLEAN
●EventProviderEnabled(RegHandle, Level, Keyword) = DLL("ADVAPI32.dll", "byte EventProviderEnabled(int64, byte, qword)")
# 呼び出し: EventProviderEnabled(RegHandle, Level, Keyword)
# RegHandle : REGHANDLE -> "int64"
# Level : BYTE -> "byte"
# Keyword : ULONGLONG -> "qword"
# 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)。