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

GetTraceLoggerHandle

関数
コンテキストバッファからトレースロガーのハンドルを取得する。
DLLADVAPI32.dll呼出規約winapiSetLastErrorあり対応OSWindows 2000 以降

シグネチャ

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

ULONGLONG GetTraceLoggerHandle(
    void* Buffer
);

パラメーター

名前方向
Buffervoid*in

戻り値の型: ULONGLONG

各言語での呼び出し定義

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

ULONGLONG GetTraceLoggerHandle(
    void* Buffer
);
[DllImport("ADVAPI32.dll", SetLastError = true, ExactSpelling = true)]
static extern ulong GetTraceLoggerHandle(
    IntPtr Buffer   // void*
);
<DllImport("ADVAPI32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GetTraceLoggerHandle(
    Buffer As IntPtr   ' void*
) As ULong
End Function
' Buffer : void*
Declare PtrSafe Function GetTraceLoggerHandle Lib "advapi32" ( _
    ByVal Buffer As LongPtr) As LongLong
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

GetTraceLoggerHandle = ctypes.windll.advapi32.GetTraceLoggerHandle
GetTraceLoggerHandle.restype = ctypes.c_ulonglong
GetTraceLoggerHandle.argtypes = [
    ctypes.POINTER(None),  # Buffer : void*
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
GetTraceLoggerHandle = Fiddle::Function.new(
  lib['GetTraceLoggerHandle'],
  [
    Fiddle::TYPE_VOIDP,  # Buffer : void*
  ],
  -Fiddle::TYPE_LONG_LONG)
#[link(name = "advapi32")]
extern "system" {
    fn GetTraceLoggerHandle(
        Buffer: *mut ()  // void*
    ) -> u64;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("ADVAPI32.dll", SetLastError = true)]
public static extern ulong GetTraceLoggerHandle(IntPtr Buffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_GetTraceLoggerHandle' -Namespace Win32 -PassThru
# $api::GetTraceLoggerHandle(Buffer)
#uselib "ADVAPI32.dll"
#func global GetTraceLoggerHandle "GetTraceLoggerHandle" sptr
; GetTraceLoggerHandle Buffer   ; 戻り値は stat
; Buffer : void* -> "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 GetTraceLoggerHandle "GetTraceLoggerHandle" sptr
; res = GetTraceLoggerHandle(Buffer)
; Buffer : void* -> "sptr"
; ULONGLONG GetTraceLoggerHandle(void* Buffer)
#uselib "ADVAPI32.dll"
#cfunc global GetTraceLoggerHandle "GetTraceLoggerHandle" intptr
; res = GetTraceLoggerHandle(Buffer)
; Buffer : void* -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procGetTraceLoggerHandle = advapi32.NewProc("GetTraceLoggerHandle")
)

// Buffer (void*)
r1, _, err := procGetTraceLoggerHandle.Call(
	uintptr(Buffer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // ULONGLONG
function GetTraceLoggerHandle(
  Buffer: Pointer   // void*
): UInt64; stdcall;
  external 'ADVAPI32.dll' name 'GetTraceLoggerHandle';
result := DllCall("ADVAPI32\GetTraceLoggerHandle"
    , "Ptr", Buffer   ; void*
    , "Int64")   ; return: ULONGLONG
●GetTraceLoggerHandle(Buffer) = DLL("ADVAPI32.dll", "qword GetTraceLoggerHandle(void*)")
# 呼び出し: GetTraceLoggerHandle(Buffer)
# Buffer : void* -> "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)。