Win32 API 日本語リファレンス
ホームSystem.Power › PowerSettingAccessCheck

PowerSettingAccessCheck

関数
指定電源設定へのアクセス権限を確認する。
DLLPOWRPROF.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

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

WIN32_ERROR PowerSettingAccessCheck(
    POWER_DATA_ACCESSOR AccessFlags,
    const GUID* PowerGuid   // optional
);

パラメーター

名前方向
AccessFlagsPOWER_DATA_ACCESSORin
PowerGuidGUID*inoptional

戻り値の型: WIN32_ERROR

各言語での呼び出し定義

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

WIN32_ERROR PowerSettingAccessCheck(
    POWER_DATA_ACCESSOR AccessFlags,
    const GUID* PowerGuid   // optional
);
[DllImport("POWRPROF.dll", ExactSpelling = true)]
static extern uint PowerSettingAccessCheck(
    int AccessFlags,   // POWER_DATA_ACCESSOR
    IntPtr PowerGuid   // GUID* optional
);
<DllImport("POWRPROF.dll", ExactSpelling:=True)>
Public Shared Function PowerSettingAccessCheck(
    AccessFlags As Integer,   ' POWER_DATA_ACCESSOR
    PowerGuid As IntPtr   ' GUID* optional
) As UInteger
End Function
' AccessFlags : POWER_DATA_ACCESSOR
' PowerGuid : GUID* optional
Declare PtrSafe Function PowerSettingAccessCheck Lib "powrprof" ( _
    ByVal AccessFlags As Long, _
    ByVal PowerGuid 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

PowerSettingAccessCheck = ctypes.windll.powrprof.PowerSettingAccessCheck
PowerSettingAccessCheck.restype = wintypes.DWORD
PowerSettingAccessCheck.argtypes = [
    ctypes.c_int,  # AccessFlags : POWER_DATA_ACCESSOR
    ctypes.c_void_p,  # PowerGuid : GUID* optional
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('POWRPROF.dll')
PowerSettingAccessCheck = Fiddle::Function.new(
  lib['PowerSettingAccessCheck'],
  [
    Fiddle::TYPE_INT,  # AccessFlags : POWER_DATA_ACCESSOR
    Fiddle::TYPE_VOIDP,  # PowerGuid : GUID* optional
  ],
  -Fiddle::TYPE_INT)
#[link(name = "powrprof")]
extern "system" {
    fn PowerSettingAccessCheck(
        AccessFlags: i32,  // POWER_DATA_ACCESSOR
        PowerGuid: *const GUID  // GUID* optional
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("POWRPROF.dll")]
public static extern uint PowerSettingAccessCheck(int AccessFlags, IntPtr PowerGuid);
"@
$api = Add-Type -MemberDefinition $sig -Name 'POWRPROF_PowerSettingAccessCheck' -Namespace Win32 -PassThru
# $api::PowerSettingAccessCheck(AccessFlags, PowerGuid)
#uselib "POWRPROF.dll"
#func global PowerSettingAccessCheck "PowerSettingAccessCheck" sptr, sptr
; PowerSettingAccessCheck AccessFlags, varptr(PowerGuid)   ; 戻り値は stat
; AccessFlags : POWER_DATA_ACCESSOR -> "sptr"
; PowerGuid : GUID* optional -> "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 "POWRPROF.dll"
#cfunc global PowerSettingAccessCheck "PowerSettingAccessCheck" int, var
; res = PowerSettingAccessCheck(AccessFlags, PowerGuid)
; AccessFlags : POWER_DATA_ACCESSOR -> "int"
; PowerGuid : GUID* optional -> "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:
; WIN32_ERROR PowerSettingAccessCheck(POWER_DATA_ACCESSOR AccessFlags, GUID* PowerGuid)
#uselib "POWRPROF.dll"
#cfunc global PowerSettingAccessCheck "PowerSettingAccessCheck" int, var
; res = PowerSettingAccessCheck(AccessFlags, PowerGuid)
; AccessFlags : POWER_DATA_ACCESSOR -> "int"
; PowerGuid : GUID* optional -> "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 (
	powrprof = windows.NewLazySystemDLL("POWRPROF.dll")
	procPowerSettingAccessCheck = powrprof.NewProc("PowerSettingAccessCheck")
)

// AccessFlags (POWER_DATA_ACCESSOR), PowerGuid (GUID* optional)
r1, _, err := procPowerSettingAccessCheck.Call(
	uintptr(AccessFlags),
	uintptr(PowerGuid),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WIN32_ERROR
function PowerSettingAccessCheck(
  AccessFlags: Integer;   // POWER_DATA_ACCESSOR
  PowerGuid: PGUID   // GUID* optional
): DWORD; stdcall;
  external 'POWRPROF.dll' name 'PowerSettingAccessCheck';
result := DllCall("POWRPROF\PowerSettingAccessCheck"
    , "Int", AccessFlags   ; POWER_DATA_ACCESSOR
    , "Ptr", PowerGuid   ; GUID* optional
    , "UInt")   ; return: WIN32_ERROR
●PowerSettingAccessCheck(AccessFlags, PowerGuid) = DLL("POWRPROF.dll", "dword PowerSettingAccessCheck(int, void*)")
# 呼び出し: PowerSettingAccessCheck(AccessFlags, PowerGuid)
# AccessFlags : POWER_DATA_ACCESSOR -> "int"
# PowerGuid : GUID* optional -> "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)。