Win32 API 日本語リファレンス
ホームSystem.WindowsProgramming › QueryInterruptTime

QueryInterruptTime

関数
現在の割り込み時間カウンタ値を取得する。
DLLapi-ms-win-core-realtime-l1-1-1.dll呼出規約winapi対応OSWindows 10 以降

シグネチャ

// api-ms-win-core-realtime-l1-1-1.dll
#include <windows.h>

void QueryInterruptTime(
    ULONGLONG* lpInterruptTime
);

パラメーター

名前方向説明
lpInterruptTimeULONGLONG*out現在の割り込み時間(100ナノ秒単位)を受け取る出力ポインタ。

戻り値の型: void

各言語での呼び出し定義

// api-ms-win-core-realtime-l1-1-1.dll
#include <windows.h>

void QueryInterruptTime(
    ULONGLONG* lpInterruptTime
);
[DllImport("api-ms-win-core-realtime-l1-1-1.dll", ExactSpelling = true)]
static extern void QueryInterruptTime(
    out ulong lpInterruptTime   // ULONGLONG* out
);
<DllImport("api-ms-win-core-realtime-l1-1-1.dll", ExactSpelling:=True)>
Public Shared Sub QueryInterruptTime(
    <Out> ByRef lpInterruptTime As ULong   ' ULONGLONG* out
)
End Sub
' lpInterruptTime : ULONGLONG* out
Declare PtrSafe Sub QueryInterruptTime Lib "api-ms-win-core-realtime-l1-1-1" ( _
    ByRef lpInterruptTime As LongLong)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

QueryInterruptTime = ctypes.windll.LoadLibrary("api-ms-win-core-realtime-l1-1-1.dll").QueryInterruptTime
QueryInterruptTime.restype = None
QueryInterruptTime.argtypes = [
    ctypes.POINTER(ctypes.c_ulonglong),  # lpInterruptTime : ULONGLONG* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('api-ms-win-core-realtime-l1-1-1.dll')
QueryInterruptTime = Fiddle::Function.new(
  lib['QueryInterruptTime'],
  [
    Fiddle::TYPE_VOIDP,  # lpInterruptTime : ULONGLONG* out
  ],
  Fiddle::TYPE_VOID)
#[link(name = "api-ms-win-core-realtime-l1-1-1")]
extern "system" {
    fn QueryInterruptTime(
        lpInterruptTime: *mut u64  // ULONGLONG* out
    );
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("api-ms-win-core-realtime-l1-1-1.dll")]
public static extern void QueryInterruptTime(out ulong lpInterruptTime);
"@
$api = Add-Type -MemberDefinition $sig -Name 'api-ms-win-core-realtime-l1-1-1_QueryInterruptTime' -Namespace Win32 -PassThru
# $api::QueryInterruptTime(lpInterruptTime)
#uselib "api-ms-win-core-realtime-l1-1-1.dll"
#func global QueryInterruptTime "QueryInterruptTime" sptr
; QueryInterruptTime varptr(lpInterruptTime)
; lpInterruptTime : ULONGLONG* out -> "sptr"
出力引数:
#uselib "api-ms-win-core-realtime-l1-1-1.dll"
#func global QueryInterruptTime "QueryInterruptTime" var
; QueryInterruptTime lpInterruptTime
; lpInterruptTime : ULONGLONG* out -> "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。
出力引数:
; void QueryInterruptTime(ULONGLONG* lpInterruptTime)
#uselib "api-ms-win-core-realtime-l1-1-1.dll"
#func global QueryInterruptTime "QueryInterruptTime" var
; QueryInterruptTime lpInterruptTime
; lpInterruptTime : ULONGLONG* out -> "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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	api_ms_win_core_realtime_l1_1_1 = windows.NewLazySystemDLL("api-ms-win-core-realtime-l1-1-1.dll")
	procQueryInterruptTime = api_ms_win_core_realtime_l1_1_1.NewProc("QueryInterruptTime")
)

// lpInterruptTime (ULONGLONG* out)
r1, _, err := procQueryInterruptTime.Call(
	uintptr(lpInterruptTime),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void
procedure QueryInterruptTime(
  lpInterruptTime: Pointer   // ULONGLONG* out
); stdcall;
  external 'api-ms-win-core-realtime-l1-1-1.dll' name 'QueryInterruptTime';
result := DllCall("api-ms-win-core-realtime-l1-1-1\QueryInterruptTime"
    , "Ptr", lpInterruptTime   ; ULONGLONG* out
    , "Int")   ; return: void
●QueryInterruptTime(lpInterruptTime) = DLL("api-ms-win-core-realtime-l1-1-1.dll", "int QueryInterruptTime(void*)")
# 呼び出し: QueryInterruptTime(lpInterruptTime)
# lpInterruptTime : ULONGLONG* 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 "api-ms-win-core-realtime-l1-1-1" fn QueryInterruptTime(
    lpInterruptTime: [*c]u64 // ULONGLONG* out
) callconv(std.os.windows.WINAPI) void;
proc QueryInterruptTime(
    lpInterruptTime: ptr uint64  # ULONGLONG* out
) {.importc: "QueryInterruptTime", stdcall, dynlib: "api-ms-win-core-realtime-l1-1-1.dll".}
pragma(lib, "api-ms-win-core-realtime-l1-1-1");
extern(Windows)
void QueryInterruptTime(
    ulong* lpInterruptTime   // ULONGLONG* out
);
ccall((:QueryInterruptTime, "api-ms-win-core-realtime-l1-1-1.dll"), stdcall, Cvoid,
      (Ptr{UInt64},),
      lpInterruptTime)
# lpInterruptTime : ULONGLONG* out -> Ptr{UInt64}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
void QueryInterruptTime(
    uint64_t* lpInterruptTime);
]]
local api-ms-win-core-realtime-l1-1-1 = ffi.load("api-ms-win-core-realtime-l1-1-1")
-- api-ms-win-core-realtime-l1-1-1.QueryInterruptTime(lpInterruptTime)
-- lpInterruptTime : ULONGLONG* 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('api-ms-win-core-realtime-l1-1-1.dll');
const QueryInterruptTime = lib.func('__stdcall', 'QueryInterruptTime', 'void', ['uint64_t *']);
// QueryInterruptTime(lpInterruptTime)
// lpInterruptTime : ULONGLONG* out -> 'uint64_t *'
// 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("api-ms-win-core-realtime-l1-1-1.dll", {
  QueryInterruptTime: { parameters: ["pointer"], result: "void" },
});
// lib.symbols.QueryInterruptTime(lpInterruptTime)
// lpInterruptTime : ULONGLONG* 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
void QueryInterruptTime(
    uint64_t* lpInterruptTime);
C, "api-ms-win-core-realtime-l1-1-1.dll");
// $ffi->QueryInterruptTime(lpInterruptTime);
// lpInterruptTime : ULONGLONG* 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 Api-ms-win-core-realtime-l1-1-1 extends StdCallLibrary {
    Api-ms-win-core-realtime-l1-1-1 INSTANCE = Native.load("api-ms-win-core-realtime-l1-1-1", Api-ms-win-core-realtime-l1-1-1.class);
    void QueryInterruptTime(
        LongByReference lpInterruptTime   // ULONGLONG* out
    );
}
@[Link("api-ms-win-core-realtime-l1-1-1")]
lib Libapi-ms-win-core-realtime-l1-1-1
  fun QueryInterruptTime = QueryInterruptTime(
    lpInterruptTime : UInt64*   # ULONGLONG* out
  ) : Void
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 QueryInterruptTimeNative = Void Function(Pointer<Uint64>);
typedef QueryInterruptTimeDart = void Function(Pointer<Uint64>);
final QueryInterruptTime = DynamicLibrary.open('api-ms-win-core-realtime-l1-1-1.dll')
    .lookupFunction<QueryInterruptTimeNative, QueryInterruptTimeDart>('QueryInterruptTime');
// lpInterruptTime : ULONGLONG* out -> Pointer<Uint64>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
procedure QueryInterruptTime(
  lpInterruptTime: Pointer   // ULONGLONG* out
); stdcall;
  external 'api-ms-win-core-realtime-l1-1-1.dll' name 'QueryInterruptTime';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "QueryInterruptTime"
  c_QueryInterruptTime :: Ptr Word64 -> IO ()
-- lpInterruptTime : ULONGLONG* out -> Ptr Word64
-- 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 queryinterrupttime =
  foreign "QueryInterruptTime"
    ((ptr uint64_t) @-> returning void)
(* lpInterruptTime : ULONGLONG* out -> (ptr uint64_t) *)
(* 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 api-ms-win-core-realtime-l1-1-1 (t "api-ms-win-core-realtime-l1-1-1.dll"))
(cffi:use-foreign-library api-ms-win-core-realtime-l1-1-1)

(cffi:defcfun ("QueryInterruptTime" query-interrupt-time :convention :stdcall) :void
  (lp-interrupt-time :pointer))   ; ULONGLONG* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $QueryInterruptTime = Win32::API::More->new('api-ms-win-core-realtime-l1-1-1',
    'void QueryInterruptTime(LPVOID lpInterruptTime)');
# my $ret = $QueryInterruptTime->Call($lpInterruptTime);
# lpInterruptTime : ULONGLONG* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。