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QueryUnbiasedInterruptTime

関数
スリープ時間を除いた割り込み時間を取得する。
DLLKERNEL32.dll呼出規約winapi対応OSWindows 7 以降

シグネチャ

// KERNEL32.dll
#include <windows.h>

BOOL QueryUnbiasedInterruptTime(
    ULONGLONG* UnbiasedTime
);

パラメーター

名前方向説明
UnbiasedTimeULONGLONG*outスリープ時間を除く割り込み時間(100ナノ秒単位)を受け取る出力ポインタ。

戻り値の型: BOOL

各言語での呼び出し定義

// KERNEL32.dll
#include <windows.h>

BOOL QueryUnbiasedInterruptTime(
    ULONGLONG* UnbiasedTime
);
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", ExactSpelling = true)]
static extern bool QueryUnbiasedInterruptTime(
    out ulong UnbiasedTime   // ULONGLONG* out
);
<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Function QueryUnbiasedInterruptTime(
    <Out> ByRef UnbiasedTime As ULong   ' ULONGLONG* out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function
' UnbiasedTime : ULONGLONG* out
Declare PtrSafe Function QueryUnbiasedInterruptTime Lib "kernel32" ( _
    ByRef UnbiasedTime As LongLong) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

QueryUnbiasedInterruptTime = ctypes.windll.kernel32.QueryUnbiasedInterruptTime
QueryUnbiasedInterruptTime.restype = wintypes.BOOL
QueryUnbiasedInterruptTime.argtypes = [
    ctypes.POINTER(ctypes.c_ulonglong),  # UnbiasedTime : ULONGLONG* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
QueryUnbiasedInterruptTime = Fiddle::Function.new(
  lib['QueryUnbiasedInterruptTime'],
  [
    Fiddle::TYPE_VOIDP,  # UnbiasedTime : ULONGLONG* out
  ],
  Fiddle::TYPE_INT)
#[link(name = "kernel32")]
extern "system" {
    fn QueryUnbiasedInterruptTime(
        UnbiasedTime: *mut u64  // ULONGLONG* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll")]
public static extern bool QueryUnbiasedInterruptTime(out ulong UnbiasedTime);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_QueryUnbiasedInterruptTime' -Namespace Win32 -PassThru
# $api::QueryUnbiasedInterruptTime(UnbiasedTime)
#uselib "KERNEL32.dll"
#func global QueryUnbiasedInterruptTime "QueryUnbiasedInterruptTime" sptr
; QueryUnbiasedInterruptTime varptr(UnbiasedTime)   ; 戻り値は stat
; UnbiasedTime : ULONGLONG* 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。
出力引数:
#uselib "KERNEL32.dll"
#cfunc global QueryUnbiasedInterruptTime "QueryUnbiasedInterruptTime" var
; res = QueryUnbiasedInterruptTime(UnbiasedTime)
; UnbiasedTime : 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:
; BOOL QueryUnbiasedInterruptTime(ULONGLONG* UnbiasedTime)
#uselib "KERNEL32.dll"
#cfunc global QueryUnbiasedInterruptTime "QueryUnbiasedInterruptTime" var
; res = QueryUnbiasedInterruptTime(UnbiasedTime)
; UnbiasedTime : 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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procQueryUnbiasedInterruptTime = kernel32.NewProc("QueryUnbiasedInterruptTime")
)

// UnbiasedTime (ULONGLONG* out)
r1, _, err := procQueryUnbiasedInterruptTime.Call(
	uintptr(UnbiasedTime),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL
function QueryUnbiasedInterruptTime(
  UnbiasedTime: Pointer   // ULONGLONG* out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'QueryUnbiasedInterruptTime';
result := DllCall("KERNEL32\QueryUnbiasedInterruptTime"
    , "Ptr", UnbiasedTime   ; ULONGLONG* out
    , "Int")   ; return: BOOL
●QueryUnbiasedInterruptTime(UnbiasedTime) = DLL("KERNEL32.dll", "bool QueryUnbiasedInterruptTime(void*)")
# 呼び出し: QueryUnbiasedInterruptTime(UnbiasedTime)
# UnbiasedTime : 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 "kernel32" fn QueryUnbiasedInterruptTime(
    UnbiasedTime: [*c]u64 // ULONGLONG* out
) callconv(std.os.windows.WINAPI) i32;
proc QueryUnbiasedInterruptTime(
    UnbiasedTime: ptr uint64  # ULONGLONG* out
): int32 {.importc: "QueryUnbiasedInterruptTime", stdcall, dynlib: "KERNEL32.dll".}
pragma(lib, "kernel32");
extern(Windows)
int QueryUnbiasedInterruptTime(
    ulong* UnbiasedTime   // ULONGLONG* out
);
ccall((:QueryUnbiasedInterruptTime, "KERNEL32.dll"), stdcall, Int32,
      (Ptr{UInt64},),
      UnbiasedTime)
# UnbiasedTime : 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[[
int32_t QueryUnbiasedInterruptTime(
    uint64_t* UnbiasedTime);
]]
local kernel32 = ffi.load("kernel32")
-- kernel32.QueryUnbiasedInterruptTime(UnbiasedTime)
-- UnbiasedTime : 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('KERNEL32.dll');
const QueryUnbiasedInterruptTime = lib.func('__stdcall', 'QueryUnbiasedInterruptTime', 'int32_t', ['uint64_t *']);
// QueryUnbiasedInterruptTime(UnbiasedTime)
// UnbiasedTime : 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("KERNEL32.dll", {
  QueryUnbiasedInterruptTime: { parameters: ["pointer"], result: "i32" },
});
// lib.symbols.QueryUnbiasedInterruptTime(UnbiasedTime)
// UnbiasedTime : 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
int32_t QueryUnbiasedInterruptTime(
    uint64_t* UnbiasedTime);
C, "KERNEL32.dll");
// $ffi->QueryUnbiasedInterruptTime(UnbiasedTime);
// UnbiasedTime : 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 Kernel32 extends StdCallLibrary {
    Kernel32 INSTANCE = Native.load("kernel32", Kernel32.class);
    boolean QueryUnbiasedInterruptTime(
        LongByReference UnbiasedTime   // ULONGLONG* out
    );
}
@[Link("kernel32")]
lib LibKERNEL32
  fun QueryUnbiasedInterruptTime = QueryUnbiasedInterruptTime(
    UnbiasedTime : UInt64*   # ULONGLONG* out
  ) : Int32
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 QueryUnbiasedInterruptTimeNative = Int32 Function(Pointer<Uint64>);
typedef QueryUnbiasedInterruptTimeDart = int Function(Pointer<Uint64>);
final QueryUnbiasedInterruptTime = DynamicLibrary.open('KERNEL32.dll')
    .lookupFunction<QueryUnbiasedInterruptTimeNative, QueryUnbiasedInterruptTimeDart>('QueryUnbiasedInterruptTime');
// UnbiasedTime : ULONGLONG* out -> Pointer<Uint64>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function QueryUnbiasedInterruptTime(
  UnbiasedTime: Pointer   // ULONGLONG* out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'QueryUnbiasedInterruptTime';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "QueryUnbiasedInterruptTime"
  c_QueryUnbiasedInterruptTime :: Ptr Word64 -> IO CInt
-- UnbiasedTime : 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 queryunbiasedinterrupttime =
  foreign "QueryUnbiasedInterruptTime"
    ((ptr uint64_t) @-> returning int32_t)
(* UnbiasedTime : 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 kernel32 (t "KERNEL32.dll"))
(cffi:use-foreign-library kernel32)

(cffi:defcfun ("QueryUnbiasedInterruptTime" query-unbiased-interrupt-time :convention :stdcall) :int32
  (unbiased-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 $QueryUnbiasedInterruptTime = Win32::API::More->new('KERNEL32',
    'BOOL QueryUnbiasedInterruptTime(LPVOID UnbiasedTime)');
# my $ret = $QueryUnbiasedInterruptTime->Call($UnbiasedTime);
# UnbiasedTime : 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。