ホーム › System.Threading › EnterUmsSchedulingMode

EnterUmsSchedulingMode

関数

現在のスレッドをUMSスケジューラとして動作させる。

DLLKERNEL32.dll呼出規約winapiSetLastErrorあり対応OSWindows 7 以降

シグネチャ

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

BOOL EnterUmsSchedulingMode(
    UMS_SCHEDULER_STARTUP_INFO* SchedulerStartupInfo
);

パラメーター

名前	型	方向
SchedulerStartupInfo	UMS_SCHEDULER_STARTUP_INFO*	in

戻り値の型: BOOL

各言語での呼び出し定義

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

BOOL EnterUmsSchedulingMode(
    UMS_SCHEDULER_STARTUP_INFO* SchedulerStartupInfo
);

[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("KERNEL32.dll", SetLastError = true, ExactSpelling = true)]
static extern bool EnterUmsSchedulingMode(
    IntPtr SchedulerStartupInfo   // UMS_SCHEDULER_STARTUP_INFO*
);

<DllImport("KERNEL32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function EnterUmsSchedulingMode(
    SchedulerStartupInfo As IntPtr   ' UMS_SCHEDULER_STARTUP_INFO*
) As Boolean
End Function

' SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO*
Declare PtrSafe Function EnterUmsSchedulingMode Lib "kernel32" ( _
    ByVal SchedulerStartupInfo 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

EnterUmsSchedulingMode = ctypes.windll.kernel32.EnterUmsSchedulingMode
EnterUmsSchedulingMode.restype = wintypes.BOOL
EnterUmsSchedulingMode.argtypes = [
    ctypes.c_void_p,  # SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO*
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
EnterUmsSchedulingMode = Fiddle::Function.new(
  lib['EnterUmsSchedulingMode'],
  [
    Fiddle::TYPE_VOIDP,  # SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO*
  ],
  Fiddle::TYPE_INT)

#[link(name = "kernel32")]
extern "system" {
    fn EnterUmsSchedulingMode(
        SchedulerStartupInfo: *mut UMS_SCHEDULER_STARTUP_INFO  // UMS_SCHEDULER_STARTUP_INFO*
    ) -> 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 EnterUmsSchedulingMode(IntPtr SchedulerStartupInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_EnterUmsSchedulingMode' -Namespace Win32 -PassThru
# $api::EnterUmsSchedulingMode(SchedulerStartupInfo)

#uselib "KERNEL32.dll"
#func global EnterUmsSchedulingMode "EnterUmsSchedulingMode" sptr
; EnterUmsSchedulingMode varptr(SchedulerStartupInfo)   ; 戻り値は stat
; SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO* -> "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 EnterUmsSchedulingMode "EnterUmsSchedulingMode" var
; res = EnterUmsSchedulingMode(SchedulerStartupInfo)
; SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO* -> "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 EnterUmsSchedulingMode "EnterUmsSchedulingMode" sptr
; res = EnterUmsSchedulingMode(varptr(SchedulerStartupInfo))
; SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO* -> "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 EnterUmsSchedulingMode(UMS_SCHEDULER_STARTUP_INFO* SchedulerStartupInfo)
#uselib "KERNEL32.dll"
#cfunc global EnterUmsSchedulingMode "EnterUmsSchedulingMode" var
; res = EnterUmsSchedulingMode(SchedulerStartupInfo)
; SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO* -> "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 EnterUmsSchedulingMode(UMS_SCHEDULER_STARTUP_INFO* SchedulerStartupInfo)
#uselib "KERNEL32.dll"
#cfunc global EnterUmsSchedulingMode "EnterUmsSchedulingMode" intptr
; res = EnterUmsSchedulingMode(varptr(SchedulerStartupInfo))
; SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO* -> "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")
	procEnterUmsSchedulingMode = kernel32.NewProc("EnterUmsSchedulingMode")
)

// SchedulerStartupInfo (UMS_SCHEDULER_STARTUP_INFO*)
r1, _, err := procEnterUmsSchedulingMode.Call(
	uintptr(SchedulerStartupInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function EnterUmsSchedulingMode(
  SchedulerStartupInfo: Pointer   // UMS_SCHEDULER_STARTUP_INFO*
): BOOL; stdcall;
  external 'KERNEL32.dll' name 'EnterUmsSchedulingMode';

result := DllCall("KERNEL32\EnterUmsSchedulingMode"
    , "Ptr", SchedulerStartupInfo   ; UMS_SCHEDULER_STARTUP_INFO*
    , "Int")   ; return: BOOL

●EnterUmsSchedulingMode(SchedulerStartupInfo) = DLL("KERNEL32.dll", "bool EnterUmsSchedulingMode(void*)")
# 呼び出し: EnterUmsSchedulingMode(SchedulerStartupInfo)
# SchedulerStartupInfo : UMS_SCHEDULER_STARTUP_INFO* -> "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)。