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EventActivityIdControl

関数

ETWのアクティビティIDの作成や取得などを制御する。

DLLADVAPI32.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

DWORD EventActivityIdControl(
    DWORD ControlCode,
    GUID* ActivityId
);

パラメーター

名前	型	方向
ControlCode	DWORD	in
ActivityId	GUID*	inout

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD EventActivityIdControl(
    DWORD ControlCode,
    GUID* ActivityId
);

[DllImport("ADVAPI32.dll", ExactSpelling = true)]
static extern uint EventActivityIdControl(
    uint ControlCode,   // DWORD
    ref Guid ActivityId   // GUID* in/out
);

<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function EventActivityIdControl(
    ControlCode As UInteger,   ' DWORD
    ByRef ActivityId As Guid   ' GUID* in/out
) As UInteger
End Function

' ControlCode : DWORD
' ActivityId : GUID* in/out
Declare PtrSafe Function EventActivityIdControl Lib "advapi32" ( _
    ByVal ControlCode As Long, _
    ByVal ActivityId 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

EventActivityIdControl = ctypes.windll.advapi32.EventActivityIdControl
EventActivityIdControl.restype = wintypes.DWORD
EventActivityIdControl.argtypes = [
    wintypes.DWORD,  # ControlCode : DWORD
    ctypes.c_void_p,  # ActivityId : GUID* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
EventActivityIdControl = Fiddle::Function.new(
  lib['EventActivityIdControl'],
  [
    -Fiddle::TYPE_INT,  # ControlCode : DWORD
    Fiddle::TYPE_VOIDP,  # ActivityId : GUID* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn EventActivityIdControl(
        ControlCode: u32,  // DWORD
        ActivityId: *mut GUID  // GUID* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern uint EventActivityIdControl(uint ControlCode, ref Guid ActivityId);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_EventActivityIdControl' -Namespace Win32 -PassThru
# $api::EventActivityIdControl(ControlCode, ActivityId)

#uselib "ADVAPI32.dll"
#func global EventActivityIdControl "EventActivityIdControl" sptr, sptr
; EventActivityIdControl ControlCode, varptr(ActivityId)   ; 戻り値は stat
; ControlCode : DWORD -> "sptr"
; ActivityId : GUID* in/out -> "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。

出力引数:

#uselib "ADVAPI32.dll"
#cfunc global EventActivityIdControl "EventActivityIdControl" int, var
; res = EventActivityIdControl(ControlCode, ActivityId)
; ControlCode : DWORD -> "int"
; ActivityId : GUID* in/out -> "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。#uselib "ADVAPI32.dll"
#cfunc global EventActivityIdControl "EventActivityIdControl" int, sptr
; res = EventActivityIdControl(ControlCode, varptr(ActivityId))
; ControlCode : DWORD -> "int"
; ActivityId : GUID* in/out -> "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))。

出力引数:

; DWORD EventActivityIdControl(DWORD ControlCode, GUID* ActivityId)
#uselib "ADVAPI32.dll"
#cfunc global EventActivityIdControl "EventActivityIdControl" int, var
; res = EventActivityIdControl(ControlCode, ActivityId)
; ControlCode : DWORD -> "int"
; ActivityId : GUID* in/out -> "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。; DWORD EventActivityIdControl(DWORD ControlCode, GUID* ActivityId)
#uselib "ADVAPI32.dll"
#cfunc global EventActivityIdControl "EventActivityIdControl" int, intptr
; res = EventActivityIdControl(ControlCode, varptr(ActivityId))
; ControlCode : DWORD -> "int"
; ActivityId : GUID* in/out -> "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")
	procEventActivityIdControl = advapi32.NewProc("EventActivityIdControl")
)

// ControlCode (DWORD), ActivityId (GUID* in/out)
r1, _, err := procEventActivityIdControl.Call(
	uintptr(ControlCode),
	uintptr(ActivityId),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function EventActivityIdControl(
  ControlCode: DWORD;   // DWORD
  ActivityId: PGUID   // GUID* in/out
): DWORD; stdcall;
  external 'ADVAPI32.dll' name 'EventActivityIdControl';

result := DllCall("ADVAPI32\EventActivityIdControl"
    , "UInt", ControlCode   ; DWORD
    , "Ptr", ActivityId   ; GUID* in/out
    , "UInt")   ; return: DWORD

●EventActivityIdControl(ControlCode, ActivityId) = DLL("ADVAPI32.dll", "dword EventActivityIdControl(dword, void*)")
# 呼び出し: EventActivityIdControl(ControlCode, ActivityId)
# ControlCode : DWORD -> "dword"
# ActivityId : GUID* in/out -> "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)。