PdhOpenQueryH

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

DWORD PdhOpenQueryH(
    PDH_HLOG hDataSource,   // optional
    UINT_PTR dwUserData,
    PDH_HQUERY* phQuery
);

<DllImport("pdh.dll", ExactSpelling:=True)>
Public Shared Function PdhOpenQueryH(
    hDataSource As IntPtr,   ' PDH_HLOG optional
    dwUserData As UIntPtr,   ' UINT_PTR
    phQuery As IntPtr   ' PDH_HQUERY* out
) As UInteger
End Function

' hDataSource : PDH_HLOG optional
' dwUserData : UINT_PTR
' phQuery : PDH_HQUERY* out
Declare PtrSafe Function PdhOpenQueryH Lib "pdh" ( _
    ByVal hDataSource As LongPtr, _
    ByVal dwUserData As LongPtr, _
    ByVal phQuery 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

PdhOpenQueryH = ctypes.windll.pdh.PdhOpenQueryH
PdhOpenQueryH.restype = wintypes.DWORD
PdhOpenQueryH.argtypes = [
    wintypes.HANDLE,  # hDataSource : PDH_HLOG optional
    ctypes.c_size_t,  # dwUserData : UINT_PTR
    ctypes.c_void_p,  # phQuery : PDH_HQUERY* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('pdh.dll')
PdhOpenQueryH = Fiddle::Function.new(
  lib['PdhOpenQueryH'],
  [
    Fiddle::TYPE_VOIDP,  # hDataSource : PDH_HLOG optional
    Fiddle::TYPE_UINTPTR_T,  # dwUserData : UINT_PTR
    Fiddle::TYPE_VOIDP,  # phQuery : PDH_HQUERY* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "pdh")]
extern "system" {
    fn PdhOpenQueryH(
        hDataSource: *mut core::ffi::c_void,  // PDH_HLOG optional
        dwUserData: usize,  // UINT_PTR
        phQuery: *mut *mut core::ffi::c_void  // PDH_HQUERY* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("pdh.dll")]
public static extern uint PdhOpenQueryH(IntPtr hDataSource, UIntPtr dwUserData, IntPtr phQuery);
"@
$api = Add-Type -MemberDefinition $sig -Name 'pdh_PdhOpenQueryH' -Namespace Win32 -PassThru
# $api::PdhOpenQueryH(hDataSource, dwUserData, phQuery)

#uselib "pdh.dll"
#func global PdhOpenQueryH "PdhOpenQueryH" sptr, sptr, sptr
; PdhOpenQueryH hDataSource, dwUserData, phQuery   ; 戻り値は stat
; hDataSource : PDH_HLOG optional -> "sptr"
; dwUserData : UINT_PTR -> "sptr"
; phQuery : PDH_HQUERY* 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。

#uselib "pdh.dll"
#cfunc global PdhOpenQueryH "PdhOpenQueryH" sptr, sptr, sptr
; res = PdhOpenQueryH(hDataSource, dwUserData, phQuery)
; hDataSource : PDH_HLOG optional -> "sptr"
; dwUserData : UINT_PTR -> "sptr"
; phQuery : PDH_HQUERY* out -> "sptr"

; DWORD PdhOpenQueryH(PDH_HLOG hDataSource, UINT_PTR dwUserData, PDH_HQUERY* phQuery)
#uselib "pdh.dll"
#cfunc global PdhOpenQueryH "PdhOpenQueryH" intptr, intptr, intptr
; res = PdhOpenQueryH(hDataSource, dwUserData, phQuery)
; hDataSource : PDH_HLOG optional -> "intptr"
; dwUserData : UINT_PTR -> "intptr"
; phQuery : PDH_HQUERY* out -> "intptr"

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

var (
	pdh = windows.NewLazySystemDLL("pdh.dll")
	procPdhOpenQueryH = pdh.NewProc("PdhOpenQueryH")
)

// hDataSource (PDH_HLOG optional), dwUserData (UINT_PTR), phQuery (PDH_HQUERY* out)
r1, _, err := procPdhOpenQueryH.Call(
	uintptr(hDataSource),
	uintptr(dwUserData),
	uintptr(phQuery),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PdhOpenQueryH(
  hDataSource: THandle;   // PDH_HLOG optional
  dwUserData: NativeUInt;   // UINT_PTR
  phQuery: Pointer   // PDH_HQUERY* out
): DWORD; stdcall;
  external 'pdh.dll' name 'PdhOpenQueryH';

result := DllCall("pdh\PdhOpenQueryH"
    , "Ptr", hDataSource   ; PDH_HLOG optional
    , "UPtr", dwUserData   ; UINT_PTR
    , "Ptr", phQuery   ; PDH_HQUERY* out
    , "UInt")   ; return: DWORD

●PdhOpenQueryH(hDataSource, dwUserData, phQuery) = DLL("pdh.dll", "dword PdhOpenQueryH(void*, int, void*)")
# 呼び出し: PdhOpenQueryH(hDataSource, dwUserData, phQuery)
# hDataSource : PDH_HLOG optional -> "void*"
# dwUserData : UINT_PTR -> "int"
# phQuery : PDH_HQUERY* 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)。