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PerfDeleteInstance

関数

パフォーマンスカウンターセットのインスタンスを削除する。

DLLADVAPI32.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

DWORD PerfDeleteInstance(
    HANDLE Provider,
    PERF_COUNTERSET_INSTANCE* InstanceBlock
);

パラメーター

名前	型	方向
Provider	HANDLE	in
InstanceBlock	PERF_COUNTERSET_INSTANCE*	in

戻り値の型: DWORD

各言語での呼び出し定義

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

DWORD PerfDeleteInstance(
    HANDLE Provider,
    PERF_COUNTERSET_INSTANCE* InstanceBlock
);

[DllImport("ADVAPI32.dll", ExactSpelling = true)]
static extern uint PerfDeleteInstance(
    IntPtr Provider,   // HANDLE
    IntPtr InstanceBlock   // PERF_COUNTERSET_INSTANCE*
);

<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function PerfDeleteInstance(
    Provider As IntPtr,   ' HANDLE
    InstanceBlock As IntPtr   ' PERF_COUNTERSET_INSTANCE*
) As UInteger
End Function

' Provider : HANDLE
' InstanceBlock : PERF_COUNTERSET_INSTANCE*
Declare PtrSafe Function PerfDeleteInstance Lib "advapi32" ( _
    ByVal Provider As LongPtr, _
    ByVal InstanceBlock 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

PerfDeleteInstance = ctypes.windll.advapi32.PerfDeleteInstance
PerfDeleteInstance.restype = wintypes.DWORD
PerfDeleteInstance.argtypes = [
    wintypes.HANDLE,  # Provider : HANDLE
    ctypes.c_void_p,  # InstanceBlock : PERF_COUNTERSET_INSTANCE*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
PerfDeleteInstance = Fiddle::Function.new(
  lib['PerfDeleteInstance'],
  [
    Fiddle::TYPE_VOIDP,  # Provider : HANDLE
    Fiddle::TYPE_VOIDP,  # InstanceBlock : PERF_COUNTERSET_INSTANCE*
  ],
  -Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn PerfDeleteInstance(
        Provider: *mut core::ffi::c_void,  // HANDLE
        InstanceBlock: *mut PERF_COUNTERSET_INSTANCE  // PERF_COUNTERSET_INSTANCE*
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern uint PerfDeleteInstance(IntPtr Provider, IntPtr InstanceBlock);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_PerfDeleteInstance' -Namespace Win32 -PassThru
# $api::PerfDeleteInstance(Provider, InstanceBlock)

#uselib "ADVAPI32.dll"
#func global PerfDeleteInstance "PerfDeleteInstance" sptr, sptr
; PerfDeleteInstance Provider, varptr(InstanceBlock)   ; 戻り値は stat
; Provider : HANDLE -> "sptr"
; InstanceBlock : PERF_COUNTERSET_INSTANCE* -> "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 PerfDeleteInstance "PerfDeleteInstance" sptr, var
; res = PerfDeleteInstance(Provider, InstanceBlock)
; Provider : HANDLE -> "sptr"
; InstanceBlock : PERF_COUNTERSET_INSTANCE* -> "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 PerfDeleteInstance "PerfDeleteInstance" sptr, sptr
; res = PerfDeleteInstance(Provider, varptr(InstanceBlock))
; Provider : HANDLE -> "sptr"
; InstanceBlock : PERF_COUNTERSET_INSTANCE* -> "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 PerfDeleteInstance(HANDLE Provider, PERF_COUNTERSET_INSTANCE* InstanceBlock)
#uselib "ADVAPI32.dll"
#cfunc global PerfDeleteInstance "PerfDeleteInstance" intptr, var
; res = PerfDeleteInstance(Provider, InstanceBlock)
; Provider : HANDLE -> "intptr"
; InstanceBlock : PERF_COUNTERSET_INSTANCE* -> "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 PerfDeleteInstance(HANDLE Provider, PERF_COUNTERSET_INSTANCE* InstanceBlock)
#uselib "ADVAPI32.dll"
#cfunc global PerfDeleteInstance "PerfDeleteInstance" intptr, intptr
; res = PerfDeleteInstance(Provider, varptr(InstanceBlock))
; Provider : HANDLE -> "intptr"
; InstanceBlock : PERF_COUNTERSET_INSTANCE* -> "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")
	procPerfDeleteInstance = advapi32.NewProc("PerfDeleteInstance")
)

// Provider (HANDLE), InstanceBlock (PERF_COUNTERSET_INSTANCE*)
r1, _, err := procPerfDeleteInstance.Call(
	uintptr(Provider),
	uintptr(InstanceBlock),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PerfDeleteInstance(
  Provider: THandle;   // HANDLE
  InstanceBlock: Pointer   // PERF_COUNTERSET_INSTANCE*
): DWORD; stdcall;
  external 'ADVAPI32.dll' name 'PerfDeleteInstance';

result := DllCall("ADVAPI32\PerfDeleteInstance"
    , "Ptr", Provider   ; HANDLE
    , "Ptr", InstanceBlock   ; PERF_COUNTERSET_INSTANCE*
    , "UInt")   ; return: DWORD

●PerfDeleteInstance(Provider, InstanceBlock) = DLL("ADVAPI32.dll", "dword PerfDeleteInstance(void*, void*)")
# 呼び出し: PerfDeleteInstance(Provider, InstanceBlock)
# Provider : HANDLE -> "void*"
# InstanceBlock : PERF_COUNTERSET_INSTANCE* -> "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)。