PerfQueryInstance

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

PERF_COUNTERSET_INSTANCE* PerfQueryInstance(
    HANDLE ProviderHandle,
    const GUID* CounterSetGuid,
    LPCWSTR Name,
    DWORD Id
);

<DllImport("ADVAPI32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function PerfQueryInstance(
    ProviderHandle As IntPtr,   ' HANDLE
    ByRef CounterSetGuid As Guid,   ' GUID*
    <MarshalAs(UnmanagedType.LPWStr)> Name As String,   ' LPCWSTR
    Id As UInteger   ' DWORD
) As IntPtr
End Function

' ProviderHandle : HANDLE
' CounterSetGuid : GUID*
' Name : LPCWSTR
' Id : DWORD
Declare PtrSafe Function PerfQueryInstance Lib "advapi32" ( _
    ByVal ProviderHandle As LongPtr, _
    ByVal CounterSetGuid As LongPtr, _
    ByVal Name As LongPtr, _
    ByVal Id As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

PerfQueryInstance = ctypes.windll.advapi32.PerfQueryInstance
PerfQueryInstance.restype = ctypes.c_void_p
PerfQueryInstance.argtypes = [
    wintypes.HANDLE,  # ProviderHandle : HANDLE
    ctypes.c_void_p,  # CounterSetGuid : GUID*
    wintypes.LPCWSTR,  # Name : LPCWSTR
    wintypes.DWORD,  # Id : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
PerfQueryInstance = Fiddle::Function.new(
  lib['PerfQueryInstance'],
  [
    Fiddle::TYPE_VOIDP,  # ProviderHandle : HANDLE
    Fiddle::TYPE_VOIDP,  # CounterSetGuid : GUID*
    Fiddle::TYPE_VOIDP,  # Name : LPCWSTR
    -Fiddle::TYPE_INT,  # Id : DWORD
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "advapi32")]
extern "system" {
    fn PerfQueryInstance(
        ProviderHandle: *mut core::ffi::c_void,  // HANDLE
        CounterSetGuid: *const GUID,  // GUID*
        Name: *const u16,  // LPCWSTR
        Id: u32  // DWORD
    ) -> *mut PERF_COUNTERSET_INSTANCE;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVAPI32.dll", SetLastError = true)]
public static extern IntPtr PerfQueryInstance(IntPtr ProviderHandle, ref Guid CounterSetGuid, [MarshalAs(UnmanagedType.LPWStr)] string Name, uint Id);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_PerfQueryInstance' -Namespace Win32 -PassThru
# $api::PerfQueryInstance(ProviderHandle, CounterSetGuid, Name, Id)

#uselib "ADVAPI32.dll"
#func global PerfQueryInstance "PerfQueryInstance" sptr, sptr, sptr, sptr
; PerfQueryInstance ProviderHandle, varptr(CounterSetGuid), Name, Id   ; 戻り値は stat
; ProviderHandle : HANDLE -> "sptr"
; CounterSetGuid : GUID* -> "sptr"
; Name : LPCWSTR -> "sptr"
; Id : DWORD -> "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 PerfQueryInstance "PerfQueryInstance" sptr, var, wstr, int
; res = PerfQueryInstance(ProviderHandle, CounterSetGuid, Name, Id)
; ProviderHandle : HANDLE -> "sptr"
; CounterSetGuid : GUID* -> "var"
; Name : LPCWSTR -> "wstr"
; Id : DWORD -> "int"
; ※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。

; PERF_COUNTERSET_INSTANCE* PerfQueryInstance(HANDLE ProviderHandle, GUID* CounterSetGuid, LPCWSTR Name, DWORD Id)
#uselib "ADVAPI32.dll"
#cfunc global PerfQueryInstance "PerfQueryInstance" intptr, var, wstr, int
; res = PerfQueryInstance(ProviderHandle, CounterSetGuid, Name, Id)
; ProviderHandle : HANDLE -> "intptr"
; CounterSetGuid : GUID* -> "var"
; Name : LPCWSTR -> "wstr"
; Id : DWORD -> "int"
; ※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。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procPerfQueryInstance = advapi32.NewProc("PerfQueryInstance")
)

// ProviderHandle (HANDLE), CounterSetGuid (GUID*), Name (LPCWSTR), Id (DWORD)
r1, _, err := procPerfQueryInstance.Call(
	uintptr(ProviderHandle),
	uintptr(CounterSetGuid),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(Name))),
	uintptr(Id),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // PERF_COUNTERSET_INSTANCE*

function PerfQueryInstance(
  ProviderHandle: THandle;   // HANDLE
  CounterSetGuid: PGUID;   // GUID*
  Name: PWideChar;   // LPCWSTR
  Id: DWORD   // DWORD
): Pointer; stdcall;
  external 'ADVAPI32.dll' name 'PerfQueryInstance';

result := DllCall("ADVAPI32\PerfQueryInstance"
    , "Ptr", ProviderHandle   ; HANDLE
    , "Ptr", CounterSetGuid   ; GUID*
    , "WStr", Name   ; LPCWSTR
    , "UInt", Id   ; DWORD
    , "Ptr")   ; return: PERF_COUNTERSET_INSTANCE*

●PerfQueryInstance(ProviderHandle, CounterSetGuid, Name, Id) = DLL("ADVAPI32.dll", "void* PerfQueryInstance(void*, void*, char*, dword)")
# 呼び出し: PerfQueryInstance(ProviderHandle, CounterSetGuid, Name, Id)
# ProviderHandle : HANDLE -> "void*"
# CounterSetGuid : GUID* -> "void*"
# Name : LPCWSTR -> "char*"
# Id : DWORD -> "dword"
# 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)。