GetThreadTimes

関数

指定スレッドの作成・終了・カーネル・ユーザー時間を取得する。

DLLKERNEL32.dll呼出規約winapiSetLastErrorあり対応OSWindows XP 以降

シグネチャ

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

BOOL GetThreadTimes(
    HANDLE hThread,
    FILETIME* lpCreationTime,
    FILETIME* lpExitTime,
    FILETIME* lpKernelTime,
    FILETIME* lpUserTime
);

パラメーター

名前	型	方向
hThread	HANDLE	in
lpCreationTime	FILETIME*	out
lpExitTime	FILETIME*	out
lpKernelTime	FILETIME*	out
lpUserTime	FILETIME*	out

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL GetThreadTimes(
    HANDLE hThread,
    FILETIME* lpCreationTime,
    FILETIME* lpExitTime,
    FILETIME* lpKernelTime,
    FILETIME* lpUserTime
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool GetThreadTimes(
    IntPtr hThread,   // HANDLE
    IntPtr lpCreationTime,   // FILETIME* out
    IntPtr lpExitTime,   // FILETIME* out
    IntPtr lpKernelTime,   // FILETIME* out
    IntPtr lpUserTime   // FILETIME* out
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GetThreadTimes(
    hThread As IntPtr,   ' HANDLE
    lpCreationTime As IntPtr,   ' FILETIME* out
    lpExitTime As IntPtr,   ' FILETIME* out
    lpKernelTime As IntPtr,   ' FILETIME* out
    lpUserTime As IntPtr   ' FILETIME* out
) As Boolean
End Function

' hThread : HANDLE
' lpCreationTime : FILETIME* out
' lpExitTime : FILETIME* out
' lpKernelTime : FILETIME* out
' lpUserTime : FILETIME* out
Declare PtrSafe Function GetThreadTimes Lib "kernel32" ( _
    ByVal hThread As LongPtr, _
    ByVal lpCreationTime As LongPtr, _
    ByVal lpExitTime As LongPtr, _
    ByVal lpKernelTime As LongPtr, _
    ByVal lpUserTime 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

GetThreadTimes = ctypes.windll.kernel32.GetThreadTimes
GetThreadTimes.restype = wintypes.BOOL
GetThreadTimes.argtypes = [
    wintypes.HANDLE,  # hThread : HANDLE
    ctypes.c_void_p,  # lpCreationTime : FILETIME* out
    ctypes.c_void_p,  # lpExitTime : FILETIME* out
    ctypes.c_void_p,  # lpKernelTime : FILETIME* out
    ctypes.c_void_p,  # lpUserTime : FILETIME* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GetThreadTimes = Fiddle::Function.new(
  lib['GetThreadTimes'],
  [
    Fiddle::TYPE_VOIDP,  # hThread : HANDLE
    Fiddle::TYPE_VOIDP,  # lpCreationTime : FILETIME* out
    Fiddle::TYPE_VOIDP,  # lpExitTime : FILETIME* out
    Fiddle::TYPE_VOIDP,  # lpKernelTime : FILETIME* out
    Fiddle::TYPE_VOIDP,  # lpUserTime : FILETIME* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn GetThreadTimes(
        hThread: *mut core::ffi::c_void,  // HANDLE
        lpCreationTime: *mut FILETIME,  // FILETIME* out
        lpExitTime: *mut FILETIME,  // FILETIME* out
        lpKernelTime: *mut FILETIME,  // FILETIME* out
        lpUserTime: *mut FILETIME  // FILETIME* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true)]
public static extern bool GetThreadTimes(IntPtr hThread, IntPtr lpCreationTime, IntPtr lpExitTime, IntPtr lpKernelTime, IntPtr lpUserTime);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GetThreadTimes' -Namespace Win32 -PassThru
# $api::GetThreadTimes(hThread, lpCreationTime, lpExitTime, lpKernelTime, lpUserTime)

#uselib "KERNEL32.dll"
#func global GetThreadTimes "GetThreadTimes" sptr, sptr, sptr, sptr, sptr
; GetThreadTimes hThread, varptr(lpCreationTime), varptr(lpExitTime), varptr(lpKernelTime), varptr(lpUserTime)   ; 戻り値は stat
; hThread : HANDLE -> "sptr"
; lpCreationTime : FILETIME* out -> "sptr"
; lpExitTime : FILETIME* out -> "sptr"
; lpKernelTime : FILETIME* out -> "sptr"
; lpUserTime : FILETIME* 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 GetThreadTimes "GetThreadTimes" sptr, var, var, var, var
; res = GetThreadTimes(hThread, lpCreationTime, lpExitTime, lpKernelTime, lpUserTime)
; hThread : HANDLE -> "sptr"
; lpCreationTime : FILETIME* out -> "var"
; lpExitTime : FILETIME* out -> "var"
; lpKernelTime : FILETIME* out -> "var"
; lpUserTime : FILETIME* 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。#uselib "KERNEL32.dll"
#cfunc global GetThreadTimes "GetThreadTimes" sptr, sptr, sptr, sptr, sptr
; res = GetThreadTimes(hThread, varptr(lpCreationTime), varptr(lpExitTime), varptr(lpKernelTime), varptr(lpUserTime))
; hThread : HANDLE -> "sptr"
; lpCreationTime : FILETIME* out -> "sptr"
; lpExitTime : FILETIME* out -> "sptr"
; lpKernelTime : FILETIME* out -> "sptr"
; lpUserTime : FILETIME* out -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; BOOL GetThreadTimes(HANDLE hThread, FILETIME* lpCreationTime, FILETIME* lpExitTime, FILETIME* lpKernelTime, FILETIME* lpUserTime)
#uselib "KERNEL32.dll"
#cfunc global GetThreadTimes "GetThreadTimes" intptr, var, var, var, var
; res = GetThreadTimes(hThread, lpCreationTime, lpExitTime, lpKernelTime, lpUserTime)
; hThread : HANDLE -> "intptr"
; lpCreationTime : FILETIME* out -> "var"
; lpExitTime : FILETIME* out -> "var"
; lpKernelTime : FILETIME* out -> "var"
; lpUserTime : FILETIME* 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。; BOOL GetThreadTimes(HANDLE hThread, FILETIME* lpCreationTime, FILETIME* lpExitTime, FILETIME* lpKernelTime, FILETIME* lpUserTime)
#uselib "KERNEL32.dll"
#cfunc global GetThreadTimes "GetThreadTimes" intptr, intptr, intptr, intptr, intptr
; res = GetThreadTimes(hThread, varptr(lpCreationTime), varptr(lpExitTime), varptr(lpKernelTime), varptr(lpUserTime))
; hThread : HANDLE -> "intptr"
; lpCreationTime : FILETIME* out -> "intptr"
; lpExitTime : FILETIME* out -> "intptr"
; lpKernelTime : FILETIME* out -> "intptr"
; lpUserTime : FILETIME* out -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGetThreadTimes = kernel32.NewProc("GetThreadTimes")
)

// hThread (HANDLE), lpCreationTime (FILETIME* out), lpExitTime (FILETIME* out), lpKernelTime (FILETIME* out), lpUserTime (FILETIME* out)
r1, _, err := procGetThreadTimes.Call(
	uintptr(hThread),
	uintptr(lpCreationTime),
	uintptr(lpExitTime),
	uintptr(lpKernelTime),
	uintptr(lpUserTime),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function GetThreadTimes(
  hThread: THandle;   // HANDLE
  lpCreationTime: Pointer;   // FILETIME* out
  lpExitTime: Pointer;   // FILETIME* out
  lpKernelTime: Pointer;   // FILETIME* out
  lpUserTime: Pointer   // FILETIME* out
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'GetThreadTimes';

result := DllCall("KERNEL32\GetThreadTimes"
    , "Ptr", hThread   ; HANDLE
    , "Ptr", lpCreationTime   ; FILETIME* out
    , "Ptr", lpExitTime   ; FILETIME* out
    , "Ptr", lpKernelTime   ; FILETIME* out
    , "Ptr", lpUserTime   ; FILETIME* out
    , "Int")   ; return: BOOL

●GetThreadTimes(hThread, lpCreationTime, lpExitTime, lpKernelTime, lpUserTime) = DLL("KERNEL32.dll", "bool GetThreadTimes(void*, void*, void*, void*, void*)")
# 呼び出し: GetThreadTimes(hThread, lpCreationTime, lpExitTime, lpKernelTime, lpUserTime)
# hThread : HANDLE -> "void*"
# lpCreationTime : FILETIME* out -> "void*"
# lpExitTime : FILETIME* out -> "void*"
# lpKernelTime : FILETIME* out -> "void*"
# lpUserTime : FILETIME* 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)。