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)。

const std = @import("std");

extern "pdh" fn PdhOpenQueryH(
    hDataSource: ?*anyopaque, // PDH_HLOG optional
    dwUserData: usize, // UINT_PTR
    phQuery: ?*anyopaque // PDH_HQUERY* out
) callconv(std.os.windows.WINAPI) u32;

proc PdhOpenQueryH(
    hDataSource: pointer,  # PDH_HLOG optional
    dwUserData: uint,  # UINT_PTR
    phQuery: pointer  # PDH_HQUERY* out
): uint32 {.importc: "PdhOpenQueryH", stdcall, dynlib: "pdh.dll".}

pragma(lib, "pdh");
extern(Windows)
uint PdhOpenQueryH(
    void* hDataSource,   // PDH_HLOG optional
    size_t dwUserData,   // UINT_PTR
    void* phQuery   // PDH_HQUERY* out
);

ccall((:PdhOpenQueryH, "pdh.dll"), stdcall, UInt32,
      (Ptr{Cvoid}, Csize_t, Ptr{Cvoid}),
      hDataSource, dwUserData, phQuery)
# hDataSource : PDH_HLOG optional -> Ptr{Cvoid}
# dwUserData : UINT_PTR -> Csize_t
# phQuery : PDH_HQUERY* out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t PdhOpenQueryH(
    void* hDataSource,
    uintptr_t dwUserData,
    void* phQuery);
]]
local pdh = ffi.load("pdh")
-- pdh.PdhOpenQueryH(hDataSource, dwUserData, phQuery)
-- hDataSource : PDH_HLOG optional
-- dwUserData : UINT_PTR
-- phQuery : PDH_HQUERY* out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('pdh.dll');
const PdhOpenQueryH = lib.func('__stdcall', 'PdhOpenQueryH', 'uint32_t', ['void *', 'uintptr_t', 'void *']);
// PdhOpenQueryH(hDataSource, dwUserData, phQuery)
// hDataSource : PDH_HLOG optional -> 'void *'
// dwUserData : UINT_PTR -> 'uintptr_t'
// phQuery : PDH_HQUERY* out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("pdh.dll", {
  PdhOpenQueryH: { parameters: ["pointer", "usize", "pointer"], result: "u32" },
});
// lib.symbols.PdhOpenQueryH(hDataSource, dwUserData, phQuery)
// hDataSource : PDH_HLOG optional -> "pointer"
// dwUserData : UINT_PTR -> "usize"
// phQuery : PDH_HQUERY* out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t PdhOpenQueryH(
    void* hDataSource,
    size_t dwUserData,
    void* phQuery);
C, "pdh.dll");
// $ffi->PdhOpenQueryH(hDataSource, dwUserData, phQuery);
// hDataSource : PDH_HLOG optional
// dwUserData : UINT_PTR
// phQuery : PDH_HQUERY* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Pdh extends StdCallLibrary {
    Pdh INSTANCE = Native.load("pdh", Pdh.class);
    int PdhOpenQueryH(
        Pointer hDataSource,   // PDH_HLOG optional
        long dwUserData,   // UINT_PTR
        Pointer phQuery   // PDH_HQUERY* out
    );
}

@[Link("pdh")]
lib Libpdh
  fun PdhOpenQueryH = PdhOpenQueryH(
    hDataSource : Void*,   # PDH_HLOG optional
    dwUserData : LibC::SizeT,   # UINT_PTR
    phQuery : Void*   # PDH_HQUERY* out
  ) : UInt32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef PdhOpenQueryHNative = Uint32 Function(Pointer<Void>, UintPtr, Pointer<Void>);
typedef PdhOpenQueryHDart = int Function(Pointer<Void>, int, Pointer<Void>);
final PdhOpenQueryH = DynamicLibrary.open('pdh.dll')
    .lookupFunction<PdhOpenQueryHNative, PdhOpenQueryHDart>('PdhOpenQueryH');
// hDataSource : PDH_HLOG optional -> Pointer<Void>
// dwUserData : UINT_PTR -> UintPtr
// phQuery : PDH_HQUERY* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function PdhOpenQueryH(
  hDataSource: THandle;   // PDH_HLOG optional
  dwUserData: NativeUInt;   // UINT_PTR
  phQuery: Pointer   // PDH_HQUERY* out
): DWORD; stdcall;
  external 'pdh.dll' name 'PdhOpenQueryH';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "PdhOpenQueryH"
  c_PdhOpenQueryH :: Ptr () -> CUIntPtr -> Ptr () -> IO Word32
-- hDataSource : PDH_HLOG optional -> Ptr ()
-- dwUserData : UINT_PTR -> CUIntPtr
-- phQuery : PDH_HQUERY* out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let pdhopenqueryh =
  foreign "PdhOpenQueryH"
    ((ptr void) @-> size_t @-> (ptr void) @-> returning uint32_t)
(* hDataSource : PDH_HLOG optional -> (ptr void) *)
(* dwUserData : UINT_PTR -> size_t *)
(* phQuery : PDH_HQUERY* out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library pdh (t "pdh.dll"))
(cffi:use-foreign-library pdh)

(cffi:defcfun ("PdhOpenQueryH" pdh-open-query-h :convention :stdcall) :uint32
  (h-data-source :pointer)   ; PDH_HLOG optional
  (dw-user-data :uint64)   ; UINT_PTR
  (ph-query :pointer))   ; PDH_HQUERY* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $PdhOpenQueryH = Win32::API::More->new('pdh',
    'DWORD PdhOpenQueryH(HANDLE hDataSource, WPARAM dwUserData, HANDLE phQuery)');
# my $ret = $PdhOpenQueryH->Call($hDataSource, $dwUserData, $phQuery);
# hDataSource : PDH_HLOG optional -> HANDLE
# dwUserData : UINT_PTR -> WPARAM
# phQuery : PDH_HQUERY* out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。