ホーム › System.Performance › PerfStartProviderEx
PerfStartProviderEx
関数コンテキストを指定してパフォーマンスカウンタプロバイダを開始する。
シグネチャ
// ADVAPI32.dll
#include <windows.h>
DWORD PerfStartProviderEx(
GUID* ProviderGuid,
PERF_PROVIDER_CONTEXT* ProviderContext, // optional
HANDLE* Provider
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| ProviderGuid | GUID* | in |
| ProviderContext | PERF_PROVIDER_CONTEXT* | inoptional |
| Provider | HANDLE* | out |
戻り値の型: DWORD
各言語での呼び出し定義
// ADVAPI32.dll
#include <windows.h>
DWORD PerfStartProviderEx(
GUID* ProviderGuid,
PERF_PROVIDER_CONTEXT* ProviderContext, // optional
HANDLE* Provider
);[DllImport("ADVAPI32.dll", ExactSpelling = true)]
static extern uint PerfStartProviderEx(
ref Guid ProviderGuid, // GUID*
IntPtr ProviderContext, // PERF_PROVIDER_CONTEXT* optional
IntPtr Provider // HANDLE* out
);<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function PerfStartProviderEx(
ByRef ProviderGuid As Guid, ' GUID*
ProviderContext As IntPtr, ' PERF_PROVIDER_CONTEXT* optional
Provider As IntPtr ' HANDLE* out
) As UInteger
End Function' ProviderGuid : GUID*
' ProviderContext : PERF_PROVIDER_CONTEXT* optional
' Provider : HANDLE* out
Declare PtrSafe Function PerfStartProviderEx Lib "advapi32" ( _
ByVal ProviderGuid As LongPtr, _
ByVal ProviderContext As LongPtr, _
ByVal Provider 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
PerfStartProviderEx = ctypes.windll.advapi32.PerfStartProviderEx
PerfStartProviderEx.restype = wintypes.DWORD
PerfStartProviderEx.argtypes = [
ctypes.c_void_p, # ProviderGuid : GUID*
ctypes.c_void_p, # ProviderContext : PERF_PROVIDER_CONTEXT* optional
ctypes.c_void_p, # Provider : HANDLE* out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('ADVAPI32.dll')
PerfStartProviderEx = Fiddle::Function.new(
lib['PerfStartProviderEx'],
[
Fiddle::TYPE_VOIDP, # ProviderGuid : GUID*
Fiddle::TYPE_VOIDP, # ProviderContext : PERF_PROVIDER_CONTEXT* optional
Fiddle::TYPE_VOIDP, # Provider : HANDLE* out
],
-Fiddle::TYPE_INT)#[link(name = "advapi32")]
extern "system" {
fn PerfStartProviderEx(
ProviderGuid: *mut GUID, // GUID*
ProviderContext: *mut PERF_PROVIDER_CONTEXT, // PERF_PROVIDER_CONTEXT* optional
Provider: *mut *mut core::ffi::c_void // HANDLE* out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern uint PerfStartProviderEx(ref Guid ProviderGuid, IntPtr ProviderContext, IntPtr Provider);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_PerfStartProviderEx' -Namespace Win32 -PassThru
# $api::PerfStartProviderEx(ProviderGuid, ProviderContext, Provider)#uselib "ADVAPI32.dll"
#func global PerfStartProviderEx "PerfStartProviderEx" sptr, sptr, sptr
; PerfStartProviderEx varptr(ProviderGuid), varptr(ProviderContext), Provider ; 戻り値は stat
; ProviderGuid : GUID* -> "sptr"
; ProviderContext : PERF_PROVIDER_CONTEXT* optional -> "sptr"
; Provider : HANDLE* 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 PerfStartProviderEx "PerfStartProviderEx" var, var, sptr ; res = PerfStartProviderEx(ProviderGuid, ProviderContext, Provider) ; ProviderGuid : GUID* -> "var" ; ProviderContext : PERF_PROVIDER_CONTEXT* optional -> "var" ; Provider : HANDLE* out -> "sptr" ; ※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 PerfStartProviderEx "PerfStartProviderEx" sptr, sptr, sptr ; res = PerfStartProviderEx(varptr(ProviderGuid), varptr(ProviderContext), Provider) ; ProviderGuid : GUID* -> "sptr" ; ProviderContext : PERF_PROVIDER_CONTEXT* optional -> "sptr" ; Provider : HANDLE* 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 PerfStartProviderEx(GUID* ProviderGuid, PERF_PROVIDER_CONTEXT* ProviderContext, HANDLE* Provider) #uselib "ADVAPI32.dll" #cfunc global PerfStartProviderEx "PerfStartProviderEx" var, var, intptr ; res = PerfStartProviderEx(ProviderGuid, ProviderContext, Provider) ; ProviderGuid : GUID* -> "var" ; ProviderContext : PERF_PROVIDER_CONTEXT* optional -> "var" ; Provider : HANDLE* out -> "intptr" ; ※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 PerfStartProviderEx(GUID* ProviderGuid, PERF_PROVIDER_CONTEXT* ProviderContext, HANDLE* Provider) #uselib "ADVAPI32.dll" #cfunc global PerfStartProviderEx "PerfStartProviderEx" intptr, intptr, intptr ; res = PerfStartProviderEx(varptr(ProviderGuid), varptr(ProviderContext), Provider) ; ProviderGuid : GUID* -> "intptr" ; ProviderContext : PERF_PROVIDER_CONTEXT* optional -> "intptr" ; Provider : HANDLE* 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")
procPerfStartProviderEx = advapi32.NewProc("PerfStartProviderEx")
)
// ProviderGuid (GUID*), ProviderContext (PERF_PROVIDER_CONTEXT* optional), Provider (HANDLE* out)
r1, _, err := procPerfStartProviderEx.Call(
uintptr(ProviderGuid),
uintptr(ProviderContext),
uintptr(Provider),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction PerfStartProviderEx(
ProviderGuid: PGUID; // GUID*
ProviderContext: Pointer; // PERF_PROVIDER_CONTEXT* optional
Provider: Pointer // HANDLE* out
): DWORD; stdcall;
external 'ADVAPI32.dll' name 'PerfStartProviderEx';result := DllCall("ADVAPI32\PerfStartProviderEx"
, "Ptr", ProviderGuid ; GUID*
, "Ptr", ProviderContext ; PERF_PROVIDER_CONTEXT* optional
, "Ptr", Provider ; HANDLE* out
, "UInt") ; return: DWORD●PerfStartProviderEx(ProviderGuid, ProviderContext, Provider) = DLL("ADVAPI32.dll", "dword PerfStartProviderEx(void*, void*, void*)")
# 呼び出し: PerfStartProviderEx(ProviderGuid, ProviderContext, Provider)
# ProviderGuid : GUID* -> "void*"
# ProviderContext : PERF_PROVIDER_CONTEXT* optional -> "void*"
# Provider : HANDLE* 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)。